diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:45:59 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:45:59 +0000 |
commit | 19fcec84d8d7d21e796c7624e521b60d28ee21ed (patch) | |
tree | 42d26aa27d1e3f7c0b8bd3fd14e7d7082f5008dc /src/jaegertracing/opentracing-cpp | |
parent | Initial commit. (diff) | |
download | ceph-19fcec84d8d7d21e796c7624e521b60d28ee21ed.tar.xz ceph-19fcec84d8d7d21e796c7624e521b60d28ee21ed.zip |
Adding upstream version 16.2.11+ds.upstream/16.2.11+dsupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
97 files changed, 22094 insertions, 0 deletions
diff --git a/src/jaegertracing/opentracing-cpp/.appveyor.yml b/src/jaegertracing/opentracing-cpp/.appveyor.yml new file mode 100644 index 000000000..c4223c728 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/.appveyor.yml @@ -0,0 +1,26 @@ +version: '{build}' + +image: Visual Studio 2017 + +init: + - cmd: git config --global core.autocrlf true + +platform: + - x64 + +configuration: + - Debug + - Release + +before_build: + - cmake -H. -Bbuild -A%PLATFORM% -DBUILD_TESTING=ON + +build: + project: build\opentracing-cpp.sln + parallel: false + verbosity: normal + +test_script: +- ps: | + cd build + ctest -V -C $env:configuration --timeout 600 --output-on-failure
\ No newline at end of file diff --git a/src/jaegertracing/opentracing-cpp/.clang-format b/src/jaegertracing/opentracing-cpp/.clang-format new file mode 100644 index 000000000..32bdeb7f3 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/.clang-format @@ -0,0 +1,96 @@ +--- +Language: Cpp +# BasedOnStyle: Google +AccessModifierOffset: -1 +AlignAfterOpenBracket: Align +AlignConsecutiveAssignments: false +AlignConsecutiveDeclarations: false +AlignEscapedNewlinesLeft: true +AlignOperands: true +AlignTrailingComments: true +AllowAllParametersOfDeclarationOnNextLine: true +AllowShortBlocksOnASingleLine: false +AllowShortCaseLabelsOnASingleLine: false +AllowShortFunctionsOnASingleLine: All +AllowShortIfStatementsOnASingleLine: true +AllowShortLoopsOnASingleLine: true +AlwaysBreakAfterDefinitionReturnType: None +AlwaysBreakAfterReturnType: None +AlwaysBreakBeforeMultilineStrings: true +AlwaysBreakTemplateDeclarations: true +BinPackArguments: true +BinPackParameters: true +BraceWrapping: + AfterClass: false + AfterControlStatement: false + AfterEnum: false + AfterFunction: false + AfterNamespace: false + AfterObjCDeclaration: false + AfterStruct: false + AfterUnion: false + BeforeCatch: false + BeforeElse: false + IndentBraces: false +BreakBeforeBinaryOperators: None +BreakBeforeBraces: Attach +BreakBeforeTernaryOperators: true +BreakConstructorInitializersBeforeComma: false +BreakAfterJavaFieldAnnotations: false +BreakStringLiterals: true +ColumnLimit: 80 +CommentPragmas: '^ IWYU pragma:' +ConstructorInitializerAllOnOneLineOrOnePerLine: true +ConstructorInitializerIndentWidth: 4 +ContinuationIndentWidth: 4 +Cpp11BracedListStyle: true +DerivePointerAlignment: true +DisableFormat: false +ExperimentalAutoDetectBinPacking: false +ForEachMacros: [ foreach, Q_FOREACH, BOOST_FOREACH ] +IncludeCategories: + - Regex: '^<.*\.h>' + Priority: 1 + - Regex: '^<.*' + Priority: 2 + - Regex: '.*' + Priority: 3 +IncludeIsMainRegex: '([-_](test|unittest))?$' +IndentCaseLabels: true +IndentWidth: 2 +IndentWrappedFunctionNames: false +JavaScriptQuotes: Leave +JavaScriptWrapImports: true +KeepEmptyLinesAtTheStartOfBlocks: false +MacroBlockBegin: '' +MacroBlockEnd: '' +MaxEmptyLinesToKeep: 1 +NamespaceIndentation: None +ObjCBlockIndentWidth: 2 +ObjCSpaceAfterProperty: false +ObjCSpaceBeforeProtocolList: false +PenaltyBreakBeforeFirstCallParameter: 1 +PenaltyBreakComment: 300 +PenaltyBreakFirstLessLess: 120 +PenaltyBreakString: 1000 +PenaltyExcessCharacter: 1000000 +PenaltyReturnTypeOnItsOwnLine: 200 +PointerAlignment: Left +ReflowComments: true +SortIncludes: true +SpaceAfterCStyleCast: false +SpaceAfterTemplateKeyword: true +SpaceBeforeAssignmentOperators: true +SpaceBeforeParens: ControlStatements +SpaceInEmptyParentheses: false +SpacesBeforeTrailingComments: 2 +SpacesInAngles: false +SpacesInContainerLiterals: true +SpacesInCStyleCastParentheses: false +SpacesInParentheses: false +SpacesInSquareBrackets: false +Standard: Auto +TabWidth: 8 +UseTab: Never +... + diff --git a/src/jaegertracing/opentracing-cpp/.gitignore b/src/jaegertracing/opentracing-cpp/.gitignore new file mode 100644 index 000000000..a9424d353 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/.gitignore @@ -0,0 +1,39 @@ +# Prerequisites +*.d + +# Compiled Object files +*.slo +*.lo +*.o +*.obj + +# Precompiled Headers +*.gch +*.pch + +# Compiled Dynamic libraries +*.so +*.dylib +*.dll + +# Fortran module files +*.mod +*.smod + +# Compiled Static libraries +*.lai +*.la +*.a +*.lib + +# Executables +*.exe +*.out +*.app + +# Cmake Build Directory +build + +# Ignore all bazel-* symlinks. There is no full list since this can change +# based on the name of the directory bazel is cloned into. +/bazel-* diff --git a/src/jaegertracing/opentracing-cpp/.travis.yml b/src/jaegertracing/opentracing-cpp/.travis.yml new file mode 100644 index 000000000..ab2824f43 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/.travis.yml @@ -0,0 +1,53 @@ +language: cpp +sudo: true +dist: trusty +matrix: + include: + - os: osx + osx_image: xcode9 + env: + - MATRIX_EVAL="CC=clang && CXX=clang++" + - os: linux + addons: + apt: + sources: + - ubuntu-toolchain-r-test + packages: + - g++-6 + - cmake + env: + - MATRIX_EVAL="CC=gcc-6 && CXX=g++-6" + - os: linux + addons: + apt: + sources: + - ubuntu-toolchain-r-test + packages: + - g++-4.9 + - cmake + env: + - MATRIX_EVAL="CC=gcc-4.9 && CXX=g++-4.9" + - os: linux + addons: + apt: + sources: + - ubuntu-toolchain-r-test + packages: + - g++-4.8 + - cmake + env: + - MATRIX_EVAL="CC=gcc-4.8 && CXX=g++-4.8" + + +before_install: + - eval "${MATRIX_EVAL}" + - ./ci/setup_${TRAVIS_OS_NAME}_environment.sh +script: + - mkdir -p build + - cd build + - cmake -DCMAKE_BUILD_TYPE=Debug -DBUILD_TESTING=ON .. + - make + - make test + - cd .. + - bazel build //... + - bazel test //... diff --git a/src/jaegertracing/opentracing-cpp/3rd_party/BUILD b/src/jaegertracing/opentracing-cpp/3rd_party/BUILD new file mode 100644 index 000000000..6e46e7e73 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/3rd_party/BUILD @@ -0,0 +1,20 @@ +cc_library( + name = "expected", + hdrs = ["include/opentracing/expected/expected.hpp"], + strip_include_prefix = "include", + visibility = ["//visibility:public"], +) + +cc_library( + name = "variant", + hdrs = glob(["include/opentracing/variant/*.hpp"]), + strip_include_prefix = "include", + visibility = ["//visibility:public"], +) + +cc_library( + name = "catch2", + hdrs = ["include/opentracing/catch2/catch.hpp"], + strip_include_prefix = "include", + visibility = ["//visibility:public"], +) diff --git a/src/jaegertracing/opentracing-cpp/3rd_party/include/opentracing/catch2/LICENSE.txt b/src/jaegertracing/opentracing-cpp/3rd_party/include/opentracing/catch2/LICENSE.txt new file mode 100644 index 000000000..76ac0bc90 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/3rd_party/include/opentracing/catch2/LICENSE.txt @@ -0,0 +1,1417 @@ + + + + + + +<!DOCTYPE html> +<html lang="en"> + <head> + <meta charset="utf-8"> + <link rel="dns-prefetch" href="https://assets-cdn.github.com"> + <link rel="dns-prefetch" href="https://avatars0.githubusercontent.com"> + <link rel="dns-prefetch" href="https://avatars1.githubusercontent.com"> + <link rel="dns-prefetch" href="https://avatars2.githubusercontent.com"> + <link rel="dns-prefetch" href="https://avatars3.githubusercontent.com"> + <link rel="dns-prefetch" href="https://github-cloud.s3.amazonaws.com"> + <link rel="dns-prefetch" href="https://user-images.githubusercontent.com/"> + + + + <link crossorigin="anonymous" href="https://assets-cdn.github.com/assets/frameworks-f27d807afb610bf126cbfb9ce429438a328e012239e5a77fc8152b794553dfc0.css" media="all" rel="stylesheet" /> + <link crossorigin="anonymous" href="https://assets-cdn.github.com/assets/github-90814c795d836404981b54444a6ccc23fac2c6b0e1ce875e90784fbd83445bc5.css" media="all" rel="stylesheet" /> + + + <link crossorigin="anonymous" href="https://assets-cdn.github.com/assets/site-784ac435bab892893613aebf8fc79351510fb731a659406e0a2930f7643de45f.css" media="all" rel="stylesheet" /> + + + <meta name="viewport" content="width=device-width"> + + <title>Catch2/LICENSE.txt at master · catchorg/Catch2 · GitHub</title> + <link rel="search" type="application/opensearchdescription+xml" href="/opensearch.xml" title="GitHub"> + <link rel="fluid-icon" href="https://github.com/fluidicon.png" title="GitHub"> + <meta property="fb:app_id" content="1401488693436528"> + + + <meta content="https://avatars1.githubusercontent.com/u/33321405?s=400&v=4" property="og:image" /><meta content="GitHub" property="og:site_name" /><meta content="object" property="og:type" /><meta content="catchorg/Catch2" property="og:title" /><meta content="https://github.com/catchorg/Catch2" property="og:url" /><meta content="Catch2 - A modern, C++-native, header-only, test framework for unit-tests, TDD and BDD - using C++11, C++14, C++17 and later (or C++03 on the Catch1.x branch)" property="og:description" /> + + <link rel="assets" href="https://assets-cdn.github.com/"> + + <meta name="pjax-timeout" content="1000"> + + <meta name="request-id" content="C606:1C455:F4ED2:1AC405:5A4E4C5F" data-pjax-transient> + + + <meta name="selected-link" value="repo_source" data-pjax-transient> + + <meta name="google-site-verification" content="KT5gs8h0wvaagLKAVWq8bbeNwnZZK1r1XQysX3xurLU"> + <meta name="google-site-verification" content="ZzhVyEFwb7w3e0-uOTltm8Jsck2F5StVihD0exw2fsA"> + <meta name="google-site-verification" content="GXs5KoUUkNCoaAZn7wPN-t01Pywp9M3sEjnt_3_ZWPc"> + <meta name="google-analytics" content="UA-3769691-2"> + +<meta content="collector.githubapp.com" name="octolytics-host" /><meta content="github" name="octolytics-app-id" /><meta content="https://collector.githubapp.com/github-external/browser_event" name="octolytics-event-url" /><meta content="C606:1C455:F4ED2:1AC405:5A4E4C5F" name="octolytics-dimension-request_id" /><meta content="iad" name="octolytics-dimension-region_edge" /><meta content="iad" name="octolytics-dimension-region_render" /> +<meta content="/<user-name>/<repo-name>/blob/show" data-pjax-transient="true" name="analytics-location" /> + + + + + <meta class="js-ga-set" name="dimension1" content="Logged Out"> + + + + + <meta name="hostname" content="github.com"> + <meta name="user-login" content=""> + + <meta name="expected-hostname" content="github.com"> + <meta name="js-proxy-site-detection-payload" content="MWFjYjI5ZDA4OGFlOGY5MGE4ZGU3MmE0ZTdlNjlmMmNjODcxNzYzZDU2ODc3MjJiMDE2ZWVkZTA4ZGIyOTNjNXx7InJlbW90ZV9hZGRyZXNzIjoiMTQxLjAuMTU4LjQyIiwicmVxdWVzdF9pZCI6IkM2MDY6MUM0NTU6RjRFRDI6MUFDNDA1OjVBNEU0QzVGIiwidGltZXN0YW1wIjoxNTE1MDgwNzk5LCJob3N0IjoiZ2l0aHViLmNvbSJ9"> + + + <meta name="html-safe-nonce" content="e4a8acb3b993fd87279237768d1b5692d7f34c4d"> + + <meta http-equiv="x-pjax-version" content="33fde39efb62989e9022eefd6d69d17a"> + + + <link href="https://github.com/catchorg/Catch2/commits/master.atom" rel="alternate" title="Recent Commits to Catch2:master" type="application/atom+xml"> + + <meta name="description" content="Catch2 - A modern, C++-native, header-only, test framework for unit-tests, TDD and BDD - using C++11, C++14, C++17 and later (or C++03 on the Catch1.x branch)"> + <meta name="go-import" content="github.com/catchorg/Catch2 git https://github.com/catchorg/Catch2.git"> + + <meta content="33321405" name="octolytics-dimension-user_id" /><meta content="catchorg" name="octolytics-dimension-user_login" /><meta content="1062572" name="octolytics-dimension-repository_id" /><meta content="catchorg/Catch2" name="octolytics-dimension-repository_nwo" /><meta content="true" name="octolytics-dimension-repository_public" /><meta content="false" name="octolytics-dimension-repository_is_fork" /><meta content="1062572" name="octolytics-dimension-repository_network_root_id" /><meta content="catchorg/Catch2" name="octolytics-dimension-repository_network_root_nwo" /><meta content="false" name="octolytics-dimension-repository_explore_github_marketplace_ci_cta_shown" /> + + + <link rel="canonical" href="https://github.com/catchorg/Catch2/blob/master/LICENSE.txt" data-pjax-transient> + + + <meta name="browser-stats-url" content="https://api.github.com/_private/browser/stats"> + + <meta name="browser-errors-url" content="https://api.github.com/_private/browser/errors"> + + <link rel="mask-icon" href="https://assets-cdn.github.com/pinned-octocat.svg" color="#000000"> + <link rel="icon" type="image/x-icon" class="js-site-favicon" href="https://assets-cdn.github.com/favicon.ico"> + +<meta name="theme-color" content="#1e2327"> + + + + </head> + + <body class="logged-out env-production page-blob"> + + + <div class="position-relative js-header-wrapper "> + <a href="#start-of-content" tabindex="1" class="px-2 py-4 show-on-focus js-skip-to-content">Skip to content</a> + <div id="js-pjax-loader-bar" class="pjax-loader-bar"><div class="progress"></div></div> + + + + + + + + + <header class="Header header-logged-out position-relative f4 py-3" role="banner"> + <div class="container-lg d-flex px-3"> + <div class="d-flex flex-justify-between flex-items-center"> + <a class="header-logo-invertocat my-0" href="https://github.com/" aria-label="Homepage" data-ga-click="(Logged out) Header, go to homepage, icon:logo-wordmark"> + <svg aria-hidden="true" class="octicon octicon-mark-github" height="32" version="1.1" viewBox="0 0 16 16" width="32"><path fill-rule="evenodd" d="M8 0C3.58 0 0 3.58 0 8c0 3.54 2.29 6.53 5.47 7.59.4.07.55-.17.55-.38 0-.19-.01-.82-.01-1.49-2.01.37-2.53-.49-2.69-.94-.09-.23-.48-.94-.82-1.13-.28-.15-.68-.52-.01-.53.63-.01 1.08.58 1.23.82.72 1.21 1.87.87 2.33.66.07-.52.28-.87.51-1.07-1.78-.2-3.64-.89-3.64-3.95 0-.87.31-1.59.82-2.15-.08-.2-.36-1.02.08-2.12 0 0 .67-.21 2.2.82.64-.18 1.32-.27 2-.27.68 0 1.36.09 2 .27 1.53-1.04 2.2-.82 2.2-.82.44 1.1.16 1.92.08 2.12.51.56.82 1.27.82 2.15 0 3.07-1.87 3.75-3.65 3.95.29.25.54.73.54 1.48 0 1.07-.01 1.93-.01 2.2 0 .21.15.46.55.38A8.013 8.013 0 0 0 16 8c0-4.42-3.58-8-8-8z"/></svg> + </a> + + </div> + + <div class="HeaderMenu HeaderMenu--bright d-flex flex-justify-between flex-auto"> + <nav class="mt-0"> + <ul class="d-flex list-style-none"> + <li class="ml-2"> + <a href="/features" class="js-selected-navigation-item HeaderNavlink px-0 py-2 m-0" data-ga-click="Header, click, Nav menu - item:features" data-selected-links="/features /features/project-management /features/code-review /features/project-management /features/integrations /features"> + Features +</a> </li> + <li class="ml-4"> + <a href="/business" class="js-selected-navigation-item HeaderNavlink px-0 py-2 m-0" data-ga-click="Header, click, Nav menu - item:business" data-selected-links="/business /business/security /business/customers /business"> + Business +</a> </li> + + <li class="ml-4"> + <a href="/explore" class="js-selected-navigation-item HeaderNavlink px-0 py-2 m-0" data-ga-click="Header, click, Nav menu - item:explore" data-selected-links="/explore /trending /trending/developers /integrations /integrations/feature/code /integrations/feature/collaborate /integrations/feature/ship showcases showcases_search showcases_landing /explore"> + Explore +</a> </li> + + <li class="ml-4"> + <a href="/marketplace" class="js-selected-navigation-item HeaderNavlink px-0 py-2 m-0" data-ga-click="Header, click, Nav menu - item:marketplace" data-selected-links=" /marketplace"> + Marketplace +</a> </li> + <li class="ml-4"> + <a href="/pricing" class="js-selected-navigation-item HeaderNavlink px-0 py-2 m-0" data-ga-click="Header, click, Nav menu - item:pricing" data-selected-links="/pricing /pricing/developer /pricing/team /pricing/business-hosted /pricing/business-enterprise /pricing"> + Pricing +</a> </li> + </ul> + </nav> + + <div class="d-flex"> + <div class="d-lg-flex flex-items-center mr-3"> + <div class="header-search scoped-search site-scoped-search js-site-search" role="search"> + <!-- '"` --><!-- </textarea></xmp> --></option></form><form accept-charset="UTF-8" action="/catchorg/Catch2/search" class="js-site-search-form" data-scoped-search-url="/catchorg/Catch2/search" data-unscoped-search-url="/search" method="get"><div style="margin:0;padding:0;display:inline"><input name="utf8" type="hidden" value="✓" /></div> + <label class="form-control header-search-wrapper js-chromeless-input-container"> + <a href="/catchorg/Catch2/blob/master/LICENSE.txt" class="header-search-scope no-underline">This repository</a> + <input type="text" + class="form-control header-search-input js-site-search-focus js-site-search-field is-clearable" + data-hotkey="s" + name="q" + value="" + placeholder="Search" + aria-label="Search this repository" + data-unscoped-placeholder="Search GitHub" + data-scoped-placeholder="Search" + autocapitalize="off"> + <input type="hidden" class="js-site-search-type-field" name="type" > + </label> +</form></div> + + </div> + + <span class="d-inline-block"> + <div class="HeaderNavlink px-0 py-2 m-0"> + <a class="text-bold text-white no-underline" href="/login?return_to=%2Fcatchorg%2FCatch2%2Fblob%2Fmaster%2FLICENSE.txt" data-ga-click="(Logged out) Header, clicked Sign in, text:sign-in">Sign in</a> + <span class="text-gray">or</span> + <a class="text-bold text-white no-underline" href="/join?source=header-repo" data-ga-click="(Logged out) Header, clicked Sign up, text:sign-up">Sign up</a> + </div> + </span> + </div> + </div> + </div> +</header> + + </div> + + <div id="start-of-content" class="show-on-focus"></div> + + <div id="js-flash-container"> +</div> + + + + <div role="main" > + <div itemscope itemtype="http://schema.org/SoftwareSourceCode" class=""> + <div id="js-repo-pjax-container" data-pjax-container > + + + + + + + + + + <div class="pagehead repohead instapaper_ignore readability-menu experiment-repo-nav "> + <div class="repohead-details-container clearfix container"> + + <ul class="pagehead-actions"> + <li> + <a href="/login?return_to=%2Fcatchorg%2FCatch2" + class="btn btn-sm btn-with-count tooltipped tooltipped-n" + aria-label="You must be signed in to watch a repository" rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-eye" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M8.06 2C3 2 0 8 0 8s3 6 8.06 6C13 14 16 8 16 8s-3-6-7.94-6zM8 12c-2.2 0-4-1.78-4-4 0-2.2 1.8-4 4-4 2.22 0 4 1.8 4 4 0 2.22-1.78 4-4 4zm2-4c0 1.11-.89 2-2 2-1.11 0-2-.89-2-2 0-1.11.89-2 2-2 1.11 0 2 .89 2 2z"/></svg> + Watch + </a> + <a class="social-count" href="/catchorg/Catch2/watchers" + aria-label="371 users are watching this repository"> + 371 + </a> + + </li> + + <li> + <a href="/login?return_to=%2Fcatchorg%2FCatch2" + class="btn btn-sm btn-with-count tooltipped tooltipped-n" + aria-label="You must be signed in to star a repository" rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-star" height="16" version="1.1" viewBox="0 0 14 16" width="14"><path fill-rule="evenodd" d="M14 6l-4.9-.64L7 1 4.9 5.36 0 6l3.6 3.26L2.67 14 7 11.67 11.33 14l-.93-4.74z"/></svg> + Star + </a> + + <a class="social-count js-social-count" href="/catchorg/Catch2/stargazers" + aria-label="6214 users starred this repository"> + 6,214 + </a> + + </li> + + <li> + <a href="/login?return_to=%2Fcatchorg%2FCatch2" + class="btn btn-sm btn-with-count tooltipped tooltipped-n" + aria-label="You must be signed in to fork a repository" rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-repo-forked" height="16" version="1.1" viewBox="0 0 10 16" width="10"><path fill-rule="evenodd" d="M8 1a1.993 1.993 0 0 0-1 3.72V6L5 8 3 6V4.72A1.993 1.993 0 0 0 2 1a1.993 1.993 0 0 0-1 3.72V6.5l3 3v1.78A1.993 1.993 0 0 0 5 15a1.993 1.993 0 0 0 1-3.72V9.5l3-3V4.72A1.993 1.993 0 0 0 8 1zM2 4.2C1.34 4.2.8 3.65.8 3c0-.65.55-1.2 1.2-1.2.65 0 1.2.55 1.2 1.2 0 .65-.55 1.2-1.2 1.2zm3 10c-.66 0-1.2-.55-1.2-1.2 0-.65.55-1.2 1.2-1.2.65 0 1.2.55 1.2 1.2 0 .65-.55 1.2-1.2 1.2zm3-10c-.66 0-1.2-.55-1.2-1.2 0-.65.55-1.2 1.2-1.2.65 0 1.2.55 1.2 1.2 0 .65-.55 1.2-1.2 1.2z"/></svg> + Fork + </a> + + <a href="/catchorg/Catch2/network" class="social-count" + aria-label="914 users forked this repository"> + 914 + </a> + </li> +</ul> + + <h1 class="public "> + <svg aria-hidden="true" class="octicon octicon-repo" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M4 9H3V8h1v1zm0-3H3v1h1V6zm0-2H3v1h1V4zm0-2H3v1h1V2zm8-1v12c0 .55-.45 1-1 1H6v2l-1.5-1.5L3 16v-2H1c-.55 0-1-.45-1-1V1c0-.55.45-1 1-1h10c.55 0 1 .45 1 1zm-1 10H1v2h2v-1h3v1h5v-2zm0-10H2v9h9V1z"/></svg> + <span class="author" itemprop="author"><a href="/catchorg" class="url fn" rel="author">catchorg</a></span><!-- +--><span class="path-divider">/</span><!-- +--><strong itemprop="name"><a href="/catchorg/Catch2" data-pjax="#js-repo-pjax-container">Catch2</a></strong> + +</h1> + + </div> + +<nav class="reponav js-repo-nav js-sidenav-container-pjax container" + itemscope + itemtype="http://schema.org/BreadcrumbList" + role="navigation" + data-pjax="#js-repo-pjax-container"> + + <span itemscope itemtype="http://schema.org/ListItem" itemprop="itemListElement"> + <a href="/catchorg/Catch2" class="js-selected-navigation-item selected reponav-item" data-hotkey="g c" data-selected-links="repo_source repo_downloads repo_commits repo_releases repo_tags repo_branches repo_packages /catchorg/Catch2" itemprop="url"> + <svg aria-hidden="true" class="octicon octicon-code" height="16" version="1.1" viewBox="0 0 14 16" width="14"><path fill-rule="evenodd" d="M9.5 3L8 4.5 11.5 8 8 11.5 9.5 13 14 8 9.5 3zm-5 0L0 8l4.5 5L6 11.5 2.5 8 6 4.5 4.5 3z"/></svg> + <span itemprop="name">Code</span> + <meta itemprop="position" content="1"> +</a> </span> + + <span itemscope itemtype="http://schema.org/ListItem" itemprop="itemListElement"> + <a href="/catchorg/Catch2/issues" class="js-selected-navigation-item reponav-item" data-hotkey="g i" data-selected-links="repo_issues repo_labels repo_milestones /catchorg/Catch2/issues" itemprop="url"> + <svg aria-hidden="true" class="octicon octicon-issue-opened" height="16" version="1.1" viewBox="0 0 14 16" width="14"><path fill-rule="evenodd" d="M7 2.3c3.14 0 5.7 2.56 5.7 5.7s-2.56 5.7-5.7 5.7A5.71 5.71 0 0 1 1.3 8c0-3.14 2.56-5.7 5.7-5.7zM7 1C3.14 1 0 4.14 0 8s3.14 7 7 7 7-3.14 7-7-3.14-7-7-7zm1 3H6v5h2V4zm0 6H6v2h2v-2z"/></svg> + <span itemprop="name">Issues</span> + <span class="Counter">137</span> + <meta itemprop="position" content="2"> +</a> </span> + + <span itemscope itemtype="http://schema.org/ListItem" itemprop="itemListElement"> + <a href="/catchorg/Catch2/pulls" class="js-selected-navigation-item reponav-item" data-hotkey="g p" data-selected-links="repo_pulls /catchorg/Catch2/pulls" itemprop="url"> + <svg aria-hidden="true" class="octicon octicon-git-pull-request" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M11 11.28V5c-.03-.78-.34-1.47-.94-2.06C9.46 2.35 8.78 2.03 8 2H7V0L4 3l3 3V4h1c.27.02.48.11.69.31.21.2.3.42.31.69v6.28A1.993 1.993 0 0 0 10 15a1.993 1.993 0 0 0 1-3.72zm-1 2.92c-.66 0-1.2-.55-1.2-1.2 0-.65.55-1.2 1.2-1.2.65 0 1.2.55 1.2 1.2 0 .65-.55 1.2-1.2 1.2zM4 3c0-1.11-.89-2-2-2a1.993 1.993 0 0 0-1 3.72v6.56A1.993 1.993 0 0 0 2 15a1.993 1.993 0 0 0 1-3.72V4.72c.59-.34 1-.98 1-1.72zm-.8 10c0 .66-.55 1.2-1.2 1.2-.65 0-1.2-.55-1.2-1.2 0-.65.55-1.2 1.2-1.2.65 0 1.2.55 1.2 1.2zM2 4.2C1.34 4.2.8 3.65.8 3c0-.65.55-1.2 1.2-1.2.65 0 1.2.55 1.2 1.2 0 .65-.55 1.2-1.2 1.2z"/></svg> + <span itemprop="name">Pull requests</span> + <span class="Counter">18</span> + <meta itemprop="position" content="3"> +</a> </span> + + <a href="/catchorg/Catch2/projects" class="js-selected-navigation-item reponav-item" data-hotkey="g b" data-selected-links="repo_projects new_repo_project repo_project /catchorg/Catch2/projects"> + <svg aria-hidden="true" class="octicon octicon-project" height="16" version="1.1" viewBox="0 0 15 16" width="15"><path fill-rule="evenodd" d="M10 12h3V2h-3v10zm-4-2h3V2H6v8zm-4 4h3V2H2v12zm-1 1h13V1H1v14zM14 0H1a1 1 0 0 0-1 1v14a1 1 0 0 0 1 1h13a1 1 0 0 0 1-1V1a1 1 0 0 0-1-1z"/></svg> + Projects + <span class="Counter" >0</span> +</a> + <a href="/catchorg/Catch2/wiki" class="js-selected-navigation-item reponav-item" data-hotkey="g w" data-selected-links="repo_wiki /catchorg/Catch2/wiki"> + <svg aria-hidden="true" class="octicon octicon-book" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M3 5h4v1H3V5zm0 3h4V7H3v1zm0 2h4V9H3v1zm11-5h-4v1h4V5zm0 2h-4v1h4V7zm0 2h-4v1h4V9zm2-6v9c0 .55-.45 1-1 1H9.5l-1 1-1-1H2c-.55 0-1-.45-1-1V3c0-.55.45-1 1-1h5.5l1 1 1-1H15c.55 0 1 .45 1 1zm-8 .5L7.5 3H2v9h6V3.5zm7-.5H9.5l-.5.5V12h6V3z"/></svg> + Wiki +</a> + + <a href="/catchorg/Catch2/pulse" class="js-selected-navigation-item reponav-item" data-selected-links="repo_graphs repo_contributors dependency_graph pulse /catchorg/Catch2/pulse"> + <svg aria-hidden="true" class="octicon octicon-graph" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M16 14v1H0V0h1v14h15zM5 13H3V8h2v5zm4 0H7V3h2v10zm4 0h-2V6h2v7z"/></svg> + Insights +</a> + +</nav> + + + </div> + +<div class="container new-discussion-timeline experiment-repo-nav "> + <div class="repository-content "> + + + <a href="/catchorg/Catch2/blob/c3a1143d23b9b868543fcfad7baab273aedddaab/LICENSE.txt" class="d-none js-permalink-shortcut" data-hotkey="y">Permalink</a> + + <!-- blob contrib key: blob_contributors:v21:649055ed82f3d04b53023c960cb8e1db --> + + <div class="file-navigation js-zeroclipboard-container"> + +<div class="select-menu branch-select-menu js-menu-container js-select-menu float-left"> + <button class=" btn btn-sm select-menu-button js-menu-target css-truncate" data-hotkey="w" + + type="button" aria-label="Switch branches or tags" aria-expanded="false" aria-haspopup="true"> + <i>Branch:</i> + <span class="js-select-button css-truncate-target">master</span> + </button> + + <div class="select-menu-modal-holder js-menu-content js-navigation-container" data-pjax> + + <div class="select-menu-modal"> + <div class="select-menu-header"> + <svg aria-label="Close" class="octicon octicon-x js-menu-close" height="16" role="img" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M7.48 8l3.75 3.75-1.48 1.48L6 9.48l-3.75 3.75-1.48-1.48L4.52 8 .77 4.25l1.48-1.48L6 6.52l3.75-3.75 1.48 1.48z"/></svg> + <span class="select-menu-title">Switch branches/tags</span> + </div> + + <div class="select-menu-filters"> + <div class="select-menu-text-filter"> + <input type="text" aria-label="Filter branches/tags" id="context-commitish-filter-field" class="form-control js-filterable-field js-navigation-enable" placeholder="Filter branches/tags"> + </div> + <div class="select-menu-tabs"> + <ul> + <li class="select-menu-tab"> + <a href="#" data-tab-filter="branches" data-filter-placeholder="Filter branches/tags" class="js-select-menu-tab" role="tab">Branches</a> + </li> + <li class="select-menu-tab"> + <a href="#" data-tab-filter="tags" data-filter-placeholder="Find a tag…" class="js-select-menu-tab" role="tab">Tags</a> + </li> + </ul> + </div> + </div> + + <div class="select-menu-list select-menu-tab-bucket js-select-menu-tab-bucket" data-tab-filter="branches" role="menu"> + + <div data-filterable-for="context-commitish-filter-field" data-filterable-type="substring"> + + + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/blob/Catch1.x/LICENSE.txt" + data-name="Catch1.x" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target js-select-menu-filter-text"> + Catch1.x + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/blob/ObjectModel/LICENSE.txt" + data-name="ObjectModel" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target js-select-menu-filter-text"> + ObjectModel + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open selected" + href="/catchorg/Catch2/blob/master/LICENSE.txt" + data-name="master" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target js-select-menu-filter-text"> + master + </span> + </a> + </div> + + <div class="select-menu-no-results">Nothing to show</div> + </div> + + <div class="select-menu-list select-menu-tab-bucket js-select-menu-tab-bucket" data-tab-filter="tags"> + <div data-filterable-for="context-commitish-filter-field" data-filterable-type="substring"> + + + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v2.0.1/LICENSE.txt" + data-name="v2.0.1" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v2.0.1"> + v2.0.1 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v2.0.0-develop.5/LICENSE.txt" + data-name="v2.0.0-develop.5" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v2.0.0-develop.5"> + v2.0.0-develop.5 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v2.0.0-develop.4/LICENSE.txt" + data-name="v2.0.0-develop.4" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v2.0.0-develop.4"> + v2.0.0-develop.4 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v2.0.0-develop.3/LICENSE.txt" + data-name="v2.0.0-develop.3" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v2.0.0-develop.3"> + v2.0.0-develop.3 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v2.0.0-develop.2/LICENSE.txt" + data-name="v2.0.0-develop.2" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v2.0.0-develop.2"> + v2.0.0-develop.2 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v2.0.0-develop.1/LICENSE.txt" + data-name="v2.0.0-develop.1" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v2.0.0-develop.1"> + v2.0.0-develop.1 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v2.0.0-develop-2/LICENSE.txt" + data-name="v2.0.0-develop-2" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v2.0.0-develop-2"> + v2.0.0-develop-2 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.11.0/LICENSE.txt" + data-name="v1.11.0" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.11.0"> + v1.11.0 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.10.0/LICENSE.txt" + data-name="v1.10.0" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.10.0"> + v1.10.0 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.9.7/LICENSE.txt" + data-name="v1.9.7" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.9.7"> + v1.9.7 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.9.6/LICENSE.txt" + data-name="v1.9.6" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.9.6"> + v1.9.6 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.9.5/LICENSE.txt" + data-name="v1.9.5" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.9.5"> + v1.9.5 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.9.4/LICENSE.txt" + data-name="v1.9.4" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.9.4"> + v1.9.4 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.9.3/LICENSE.txt" + data-name="v1.9.3" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.9.3"> + v1.9.3 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.9.2/LICENSE.txt" + data-name="v1.9.2" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.9.2"> + v1.9.2 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.9.1/LICENSE.txt" + data-name="v1.9.1" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.9.1"> + v1.9.1 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.9.0/LICENSE.txt" + data-name="v1.9.0" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.9.0"> + v1.9.0 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.8.2/LICENSE.txt" + data-name="v1.8.2" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.8.2"> + v1.8.2 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.8.1/LICENSE.txt" + data-name="v1.8.1" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.8.1"> + v1.8.1 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.8.0/LICENSE.txt" + data-name="v1.8.0" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.8.0"> + v1.8.0 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.7.2/LICENSE.txt" + data-name="v1.7.2" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.7.2"> + v1.7.2 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.7.1/LICENSE.txt" + data-name="v1.7.1" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.7.1"> + v1.7.1 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v.1.7.0/LICENSE.txt" + data-name="v.1.7.0" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v.1.7.0"> + v.1.7.0 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.7.0/LICENSE.txt" + data-name="v1.7.0" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.7.0"> + v1.7.0 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.6.1/LICENSE.txt" + data-name="v1.6.1" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.6.1"> + v1.6.1 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.6.0/LICENSE.txt" + data-name="v1.6.0" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.6.0"> + v1.6.0 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.5.9/LICENSE.txt" + data-name="v1.5.9" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.5.9"> + v1.5.9 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.5.8/LICENSE.txt" + data-name="v1.5.8" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.5.8"> + v1.5.8 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.5.7/LICENSE.txt" + data-name="v1.5.7" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.5.7"> + v1.5.7 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.5.6/LICENSE.txt" + data-name="v1.5.6" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.5.6"> + v1.5.6 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.5.5/LICENSE.txt" + data-name="v1.5.5" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.5.5"> + v1.5.5 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.5.4/LICENSE.txt" + data-name="v1.5.4" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.5.4"> + v1.5.4 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.5.3/LICENSE.txt" + data-name="v1.5.3" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.5.3"> + v1.5.3 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.5.2/LICENSE.txt" + data-name="v1.5.2" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.5.2"> + v1.5.2 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.5.1/LICENSE.txt" + data-name="v1.5.1" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.5.1"> + v1.5.1 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.5.0/LICENSE.txt" + data-name="v1.5.0" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.5.0"> + v1.5.0 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.4.0/LICENSE.txt" + data-name="v1.4.0" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.4.0"> + v1.4.0 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.3.5/LICENSE.txt" + data-name="v1.3.5" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.3.5"> + v1.3.5 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.3.4/LICENSE.txt" + data-name="v1.3.4" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.3.4"> + v1.3.4 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.3.3/LICENSE.txt" + data-name="v1.3.3" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.3.3"> + v1.3.3 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.3.1/LICENSE.txt" + data-name="v1.3.1" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.3.1"> + v1.3.1 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.3.0/LICENSE.txt" + data-name="v1.3.0" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.3.0"> + v1.3.0 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.3.0-develop.4/LICENSE.txt" + data-name="v1.3.0-develop.4" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.3.0-develop.4"> + v1.3.0-develop.4 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.3.0-develop.3/LICENSE.txt" + data-name="v1.3.0-develop.3" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.3.0-develop.3"> + v1.3.0-develop.3 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.3.0-develop.2/LICENSE.txt" + data-name="v1.3.0-develop.2" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.3.0-develop.2"> + v1.3.0-develop.2 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.3.0-develop.1/LICENSE.txt" + data-name="v1.3.0-develop.1" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.3.0-develop.1"> + v1.3.0-develop.1 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.2.1/LICENSE.txt" + data-name="v1.2.1" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.2.1"> + v1.2.1 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.2.1-develop.16/LICENSE.txt" + data-name="v1.2.1-develop.16" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.2.1-develop.16"> + v1.2.1-develop.16 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.2.1-develop.15/LICENSE.txt" + data-name="v1.2.1-develop.15" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.2.1-develop.15"> + v1.2.1-develop.15 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.2.1-develop.14/LICENSE.txt" + data-name="v1.2.1-develop.14" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.2.1-develop.14"> + v1.2.1-develop.14 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.2.1-develop.12/LICENSE.txt" + data-name="v1.2.1-develop.12" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.2.1-develop.12"> + v1.2.1-develop.12 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.2.1-develop.11/LICENSE.txt" + data-name="v1.2.1-develop.11" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.2.1-develop.11"> + v1.2.1-develop.11 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.2.1-develop.10/LICENSE.txt" + data-name="v1.2.1-develop.10" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.2.1-develop.10"> + v1.2.1-develop.10 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.2.1-develop.9/LICENSE.txt" + data-name="v1.2.1-develop.9" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.2.1-develop.9"> + v1.2.1-develop.9 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.2.1-develop.8/LICENSE.txt" + data-name="v1.2.1-develop.8" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.2.1-develop.8"> + v1.2.1-develop.8 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.2.1-develop.7/LICENSE.txt" + data-name="v1.2.1-develop.7" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.2.1-develop.7"> + v1.2.1-develop.7 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.2.1-develop.6/LICENSE.txt" + data-name="v1.2.1-develop.6" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.2.1-develop.6"> + v1.2.1-develop.6 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.2.1-develop.5/LICENSE.txt" + data-name="v1.2.1-develop.5" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.2.1-develop.5"> + v1.2.1-develop.5 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.2.1-develop.4/LICENSE.txt" + data-name="v1.2.1-develop.4" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.2.1-develop.4"> + v1.2.1-develop.4 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.2.1-develop.3/LICENSE.txt" + data-name="v1.2.1-develop.3" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.2.1-develop.3"> + v1.2.1-develop.3 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.2.1-develop.2/LICENSE.txt" + data-name="v1.2.1-develop.2" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.2.1-develop.2"> + v1.2.1-develop.2 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.2.1-develop.1/LICENSE.txt" + data-name="v1.2.1-develop.1" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.2.1-develop.1"> + v1.2.1-develop.1 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/v1.2.0/LICENSE.txt" + data-name="v1.2.0" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="v1.2.0"> + v1.2.0 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/V2.0.0-develop.6/LICENSE.txt" + data-name="V2.0.0-develop.6" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="V2.0.0-develop.6"> + V2.0.0-develop.6 + </span> + </a> + <a class="select-menu-item js-navigation-item js-navigation-open " + href="/catchorg/Catch2/tree/V1.5.0/LICENSE.txt" + data-name="V1.5.0" + data-skip-pjax="true" + rel="nofollow"> + <svg aria-hidden="true" class="octicon octicon-check select-menu-item-icon" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="select-menu-item-text css-truncate-target" title="V1.5.0"> + V1.5.0 + </span> + </a> + </div> + + <div class="select-menu-no-results">Nothing to show</div> + </div> + + </div> + </div> +</div> + + <div class="BtnGroup float-right"> + <a href="/catchorg/Catch2/find/master" + class="js-pjax-capture-input btn btn-sm BtnGroup-item" + data-pjax + data-hotkey="t"> + Find file + </a> + <button aria-label="Copy file path to clipboard" class="js-zeroclipboard btn btn-sm BtnGroup-item tooltipped tooltipped-s" data-copied-hint="Copied!" type="button">Copy path</button> + </div> + <div class="breadcrumb js-zeroclipboard-target"> + <span class="repo-root js-repo-root"><span class="js-path-segment"><a href="/catchorg/Catch2"><span>Catch2</span></a></span></span><span class="separator">/</span><strong class="final-path">LICENSE.txt</strong> + </div> + </div> + + <div class="Box mb-3 clearfix"> + <div class="col-6 float-left p-2 pt-3"> + <svg aria-hidden="true" class="octicon octicon-law license-summary-octicon float-left mr-2" height="32" version="1.1" viewBox="0 0 14 16" width="28"><path fill-rule="evenodd" d="M7 4c-.83 0-1.5-.67-1.5-1.5S6.17 1 7 1s1.5.67 1.5 1.5S7.83 4 7 4zm7 6c0 1.11-.89 2-2 2h-1c-1.11 0-2-.89-2-2l2-4h-1c-.55 0-1-.45-1-1H8v8c.42 0 1 .45 1 1h1c.42 0 1 .45 1 1H3c0-.55.58-1 1-1h1c0-.55.58-1 1-1h.03L6 5H5c0 .55-.45 1-1 1H3l2 4c0 1.11-.89 2-2 2H2c-1.11 0-2-.89-2-2l2-4H1V5h3c0-.55.45-1 1-1h4c.55 0 1 .45 1 1h3v1h-1l2 4zM2.5 7L1 10h3L2.5 7zM13 10l-1.5-3-1.5 3h3z"/></svg> + <p class="text-small text-gray mb-0 lh-condensed-ultra"> + catchorg/Catch2 is licensed under the + </p> + <h4 class="mt-0 mb-2">Boost Software License 1.0</h4> + <p class="mb-0 text-gray text-small pr-2">A simple permissive license only requiring preservation of copyright and license notices for source (and not binary) distribution. Licensed works, modifications, and larger works may be distributed under different terms and without source code.</p> + </div> + + <div class="col-6 float-left p-2"> + <div class="one-third column"> + <h5 class="mt-1 mb-2">Permissions</h5> + <ul class="list-style-none"> + <li class="text-small pl-3"> + <svg aria-hidden="true" class="octicon octicon-check rule-type-permissions ml-n3 v-align-middle" height="17" version="1.1" viewBox="0 0 12 16" width="13"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="tooltipped tooltipped-se tooltipped-multiline v-align-middle" + aria-label="This software and derivatives may be used for commercial purposes."> + Commercial use + </span> + </li> + <li class="text-small pl-3"> + <svg aria-hidden="true" class="octicon octicon-check rule-type-permissions ml-n3 v-align-middle" height="17" version="1.1" viewBox="0 0 12 16" width="13"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="tooltipped tooltipped-se tooltipped-multiline v-align-middle" + aria-label="This software may be modified."> + Modification + </span> + </li> + <li class="text-small pl-3"> + <svg aria-hidden="true" class="octicon octicon-check rule-type-permissions ml-n3 v-align-middle" height="17" version="1.1" viewBox="0 0 12 16" width="13"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="tooltipped tooltipped-se tooltipped-multiline v-align-middle" + aria-label="This software may be distributed."> + Distribution + </span> + </li> + <li class="text-small pl-3"> + <svg aria-hidden="true" class="octicon octicon-check rule-type-permissions ml-n3 v-align-middle" height="17" version="1.1" viewBox="0 0 12 16" width="13"><path fill-rule="evenodd" d="M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5z"/></svg> + <span class="tooltipped tooltipped-se tooltipped-multiline v-align-middle" + aria-label="This software may be used and modified in private."> + Private use + </span> + </li> + </ul> + </div> + <div class="one-third column"> + <h5 class="mt-1 mb-2">Limitations</h5> + <ul class="list-style-none"> + <li class="text-small pl-3"> + <svg aria-hidden="true" class="octicon octicon-x rule-type-limitations ml-n3 v-align-middle" height="17" version="1.1" viewBox="0 0 12 16" width="13"><path fill-rule="evenodd" d="M7.48 8l3.75 3.75-1.48 1.48L6 9.48l-3.75 3.75-1.48-1.48L4.52 8 .77 4.25l1.48-1.48L6 6.52l3.75-3.75 1.48 1.48z"/></svg> + <span class="tooltipped tooltipped-s tooltipped-multiline v-align-middle" + aria-label="This license includes a limitation of liability."> + Liability + </span> + </li> + <li class="text-small pl-3"> + <svg aria-hidden="true" class="octicon octicon-x rule-type-limitations ml-n3 v-align-middle" height="17" version="1.1" viewBox="0 0 12 16" width="13"><path fill-rule="evenodd" d="M7.48 8l3.75 3.75-1.48 1.48L6 9.48l-3.75 3.75-1.48-1.48L4.52 8 .77 4.25l1.48-1.48L6 6.52l3.75-3.75 1.48 1.48z"/></svg> + <span class="tooltipped tooltipped-s tooltipped-multiline v-align-middle" + aria-label="The license explicitly states that it does NOT provide any warranty."> + Warranty + </span> + </li> + </ul> + </div> + <div class="one-third column"> + <h5 class="mt-1 mb-2">Conditions</h5> + <ul class="list-style-none"> + <li class="text-small pl-3"> + <svg aria-hidden="true" class="octicon octicon-info rule-type-conditions ml-n3 v-align-middle" height="14" version="1.1" viewBox="0 0 14 16" width="13"><path fill-rule="evenodd" d="M6.3 5.69a.942.942 0 0 1-.28-.7c0-.28.09-.52.28-.7.19-.18.42-.28.7-.28.28 0 .52.09.7.28.18.19.28.42.28.7 0 .28-.09.52-.28.7a1 1 0 0 1-.7.3c-.28 0-.52-.11-.7-.3zM8 7.99c-.02-.25-.11-.48-.31-.69-.2-.19-.42-.3-.69-.31H6c-.27.02-.48.13-.69.31-.2.2-.3.44-.31.69h1v3c.02.27.11.5.31.69.2.2.42.31.69.31h1c.27 0 .48-.11.69-.31.2-.19.3-.42.31-.69H8V7.98v.01zM7 2.3c-3.14 0-5.7 2.54-5.7 5.68 0 3.14 2.56 5.7 5.7 5.7s5.7-2.55 5.7-5.7c0-3.15-2.56-5.69-5.7-5.69v.01zM7 .98c3.86 0 7 3.14 7 7s-3.14 7-7 7-7-3.12-7-7 3.14-7 7-7z"/></svg> + <span class="tooltipped tooltipped-sw tooltipped-multiline v-align-middle" + aria-label="A copy of the license and copyright notice must be included with the software."> + License and copyright notice + </span> + </li> + </ul> + </div> + </div> + + <p class="text-gray text-small mb-0 border-top col-12 float-left p-2"> + This is not legal advice. + <a href="https://help.github.com/articles/licensing-a-repository/#disclaimer">Learn more about repository licenses</a>. + </p> +</div> + + + + <div class="commit-tease"> + <span class="float-right"> + <a class="commit-tease-sha" href="/catchorg/Catch2/commit/6a502cc2f5fedd59b3495b58708f0d6d987ed9e1" data-pjax> + 6a502cc + </a> + <relative-time datetime="2017-03-20T07:59:25Z">Mar 20, 2017</relative-time> + </span> + <div> + <img alt="@horenmar" class="avatar" height="20" src="https://avatars2.githubusercontent.com/u/9026413?s=40&v=4" width="20" /> + <a href="/horenmar" class="user-mention" rel="contributor">horenmar</a> + <a href="/catchorg/Catch2/commit/6a502cc2f5fedd59b3495b58708f0d6d987ed9e1" class="message" data-pjax="true" title="Renamed licence file, license should now be detected by github">Renamed licence file, license should now be detected by github</a> + </div> + + <div class="commit-tease-contributors"> + <button type="button" class="btn-link muted-link contributors-toggle" data-facebox="#blob_contributors_box"> + <strong>1</strong> + contributor + </button> + + </div> + + <div id="blob_contributors_box" style="display:none"> + <h2 class="facebox-header" data-facebox-id="facebox-header">Users who have contributed to this file</h2> + <ul class="facebox-user-list" data-facebox-id="facebox-description"> + <li class="facebox-user-list-item"> + <img alt="@horenmar" height="24" src="https://avatars3.githubusercontent.com/u/9026413?s=48&v=4" width="24" /> + <a href="/horenmar">horenmar</a> + </li> + </ul> + </div> + </div> + + + <div class="file"> + <div class="file-header"> + <div class="file-actions"> + + <div class="BtnGroup"> + <a href="/catchorg/Catch2/raw/master/LICENSE.txt" class="btn btn-sm BtnGroup-item" id="raw-url">Raw</a> + <a href="/catchorg/Catch2/blame/master/LICENSE.txt" class="btn btn-sm js-update-url-with-hash BtnGroup-item" data-hotkey="b">Blame</a> + <a href="/catchorg/Catch2/commits/master/LICENSE.txt" class="btn btn-sm BtnGroup-item" rel="nofollow">History</a> + </div> + + + <button type="button" class="btn-octicon disabled tooltipped tooltipped-nw" + aria-label="You must be signed in to make or propose changes"> + <svg aria-hidden="true" class="octicon octicon-pencil" height="16" version="1.1" viewBox="0 0 14 16" width="14"><path fill-rule="evenodd" d="M0 12v3h3l8-8-3-3-8 8zm3 2H1v-2h1v1h1v1zm10.3-9.3L12 6 9 3l1.3-1.3a.996.996 0 0 1 1.41 0l1.59 1.59c.39.39.39 1.02 0 1.41z"/></svg> + </button> + <button type="button" class="btn-octicon btn-octicon-danger disabled tooltipped tooltipped-nw" + aria-label="You must be signed in to make or propose changes"> + <svg aria-hidden="true" class="octicon octicon-trashcan" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M11 2H9c0-.55-.45-1-1-1H5c-.55 0-1 .45-1 1H2c-.55 0-1 .45-1 1v1c0 .55.45 1 1 1v9c0 .55.45 1 1 1h7c.55 0 1-.45 1-1V5c.55 0 1-.45 1-1V3c0-.55-.45-1-1-1zm-1 12H3V5h1v8h1V5h1v8h1V5h1v8h1V5h1v9zm1-10H2V3h9v1z"/></svg> + </button> + </div> + + <div class="file-info"> + 24 lines (20 sloc) + <span class="file-info-divider"></span> + 1.31 KB + </div> +</div> + + + + <div itemprop="text" class="blob-wrapper data type-text"> + <table class="highlight tab-size js-file-line-container" data-tab-size="8"> + <tr> + <td id="L1" class="blob-num js-line-number" data-line-number="1"></td> + <td id="LC1" class="blob-code blob-code-inner js-file-line">Boost Software License - Version 1.0 - August 17th, 2003</td> + </tr> + <tr> + <td id="L2" class="blob-num js-line-number" data-line-number="2"></td> + <td id="LC2" class="blob-code blob-code-inner js-file-line"> +</td> + </tr> + <tr> + <td id="L3" class="blob-num js-line-number" data-line-number="3"></td> + <td id="LC3" class="blob-code blob-code-inner js-file-line">Permission is hereby granted, free of charge, to any person or organization</td> + </tr> + <tr> + <td id="L4" class="blob-num js-line-number" data-line-number="4"></td> + <td id="LC4" class="blob-code blob-code-inner js-file-line">obtaining a copy of the software and accompanying documentation covered by</td> + </tr> + <tr> + <td id="L5" class="blob-num js-line-number" data-line-number="5"></td> + <td id="LC5" class="blob-code blob-code-inner js-file-line">this license (the "Software") to use, reproduce, display, distribute,</td> + </tr> + <tr> + <td id="L6" class="blob-num js-line-number" data-line-number="6"></td> + <td id="LC6" class="blob-code blob-code-inner js-file-line">execute, and transmit the Software, and to prepare derivative works of the</td> + </tr> + <tr> + <td id="L7" class="blob-num js-line-number" data-line-number="7"></td> + <td id="LC7" class="blob-code blob-code-inner js-file-line">Software, and to permit third-parties to whom the Software is furnished to</td> + </tr> + <tr> + <td id="L8" class="blob-num js-line-number" data-line-number="8"></td> + <td id="LC8" class="blob-code blob-code-inner js-file-line">do so, all subject to the following:</td> + </tr> + <tr> + <td id="L9" class="blob-num js-line-number" data-line-number="9"></td> + <td id="LC9" class="blob-code blob-code-inner js-file-line"> +</td> + </tr> + <tr> + <td id="L10" class="blob-num js-line-number" data-line-number="10"></td> + <td id="LC10" class="blob-code blob-code-inner js-file-line">The copyright notices in the Software and this entire statement, including</td> + </tr> + <tr> + <td id="L11" class="blob-num js-line-number" data-line-number="11"></td> + <td id="LC11" class="blob-code blob-code-inner js-file-line">the above license grant, this restriction and the following disclaimer,</td> + </tr> + <tr> + <td id="L12" class="blob-num js-line-number" data-line-number="12"></td> + <td id="LC12" class="blob-code blob-code-inner js-file-line">must be included in all copies of the Software, in whole or in part, and</td> + </tr> + <tr> + <td id="L13" class="blob-num js-line-number" data-line-number="13"></td> + <td id="LC13" class="blob-code blob-code-inner js-file-line">all derivative works of the Software, unless such copies or derivative</td> + </tr> + <tr> + <td id="L14" class="blob-num js-line-number" data-line-number="14"></td> + <td id="LC14" class="blob-code blob-code-inner js-file-line">works are solely in the form of machine-executable object code generated by</td> + </tr> + <tr> + <td id="L15" class="blob-num js-line-number" data-line-number="15"></td> + <td id="LC15" class="blob-code blob-code-inner js-file-line">a source language processor.</td> + </tr> + <tr> + <td id="L16" class="blob-num js-line-number" data-line-number="16"></td> + <td id="LC16" class="blob-code blob-code-inner js-file-line"> +</td> + </tr> + <tr> + <td id="L17" class="blob-num js-line-number" data-line-number="17"></td> + <td id="LC17" class="blob-code blob-code-inner js-file-line">THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR</td> + </tr> + <tr> + <td id="L18" class="blob-num js-line-number" data-line-number="18"></td> + <td id="LC18" class="blob-code blob-code-inner js-file-line">IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,</td> + </tr> + <tr> + <td id="L19" class="blob-num js-line-number" data-line-number="19"></td> + <td id="LC19" class="blob-code blob-code-inner js-file-line">FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT</td> + </tr> + <tr> + <td id="L20" class="blob-num js-line-number" data-line-number="20"></td> + <td id="LC20" class="blob-code blob-code-inner js-file-line">SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE</td> + </tr> + <tr> + <td id="L21" class="blob-num js-line-number" data-line-number="21"></td> + <td id="LC21" class="blob-code blob-code-inner js-file-line">FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,</td> + </tr> + <tr> + <td id="L22" class="blob-num js-line-number" data-line-number="22"></td> + <td id="LC22" class="blob-code blob-code-inner js-file-line">ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER</td> + </tr> + <tr> + <td id="L23" class="blob-num js-line-number" data-line-number="23"></td> + <td id="LC23" class="blob-code blob-code-inner js-file-line">DEALINGS IN THE SOFTWARE.</td> + </tr> +</table> + + <div class="BlobToolbar position-absolute js-file-line-actions dropdown js-menu-container js-select-menu d-none" aria-hidden="true"> + <button class="btn-octicon ml-0 px-2 p-0 bg-white border border-gray-dark rounded-1 dropdown-toggle js-menu-target" id="js-file-line-action-button" type="button" aria-expanded="false" aria-haspopup="true" aria-label="Inline file action toolbar" aria-controls="inline-file-actions"> + <svg aria-hidden="true" class="octicon octicon-kebab-horizontal" height="16" version="1.1" viewBox="0 0 13 16" width="13"><path fill-rule="evenodd" d="M1.5 9a1.5 1.5 0 1 1 0-3 1.5 1.5 0 0 1 0 3zm5 0a1.5 1.5 0 1 1 0-3 1.5 1.5 0 0 1 0 3zm5 0a1.5 1.5 0 1 1 0-3 1.5 1.5 0 0 1 0 3z"/></svg> + </button> + <div class="dropdown-menu-content js-menu-content" id="inline-file-actions"> + <ul class="BlobToolbar-dropdown dropdown-menu dropdown-menu-se mt-2"> + <li><a class="js-zeroclipboard dropdown-item" style="cursor:pointer;" id="js-copy-lines" data-original-text="Copy lines">Copy lines</a></li> + <li><a class="js-zeroclipboard dropdown-item" id= "js-copy-permalink" style="cursor:pointer;" data-original-text="Copy permalink">Copy permalink</a></li> + <li><a href="/catchorg/Catch2/blame/c3a1143d23b9b868543fcfad7baab273aedddaab/LICENSE.txt" class="dropdown-item js-update-url-with-hash" id="js-view-git-blame">View git blame</a></li> + <li><a href="/catchorg/Catch2/issues/new" class="dropdown-item" id="js-new-issue">Open new issue</a></li> + </ul> + </div> + </div> + + </div> + + </div> + + <button type="button" data-facebox="#jump-to-line" data-facebox-class="linejump" data-hotkey="l" class="d-none">Jump to Line</button> + <div id="jump-to-line" style="display:none"> + <!-- '"` --><!-- </textarea></xmp> --></option></form><form accept-charset="UTF-8" action="" class="js-jump-to-line-form" method="get"><div style="margin:0;padding:0;display:inline"><input name="utf8" type="hidden" value="✓" /></div> + <input class="form-control linejump-input js-jump-to-line-field" type="text" placeholder="Jump to line…" aria-label="Jump to line" autofocus> + <button type="submit" class="btn">Go</button> +</form> </div> + + + </div> + <div class="modal-backdrop js-touch-events"></div> +</div> + + </div> + </div> + + </div> + + +<div class="footer container-lg px-3" role="contentinfo"> + <div class="position-relative d-flex flex-justify-between py-6 mt-6 f6 text-gray border-top border-gray-light "> + <ul class="list-style-none d-flex flex-wrap "> + <li class="mr-3">© 2018 <span title="0.15498s from unicorn-1240996612-qfnhl">GitHub</span>, Inc.</li> + <li class="mr-3"><a href="https://github.com/site/terms" data-ga-click="Footer, go to terms, text:terms">Terms</a></li> + <li class="mr-3"><a href="https://github.com/site/privacy" data-ga-click="Footer, go to privacy, text:privacy">Privacy</a></li> + <li class="mr-3"><a href="https://github.com/security" data-ga-click="Footer, go to security, text:security">Security</a></li> + <li class="mr-3"><a href="https://status.github.com/" data-ga-click="Footer, go to status, text:status">Status</a></li> + <li><a href="https://help.github.com" data-ga-click="Footer, go to help, text:help">Help</a></li> + </ul> + + <a href="https://github.com" aria-label="Homepage" class="footer-octicon" title="GitHub"> + <svg aria-hidden="true" class="octicon octicon-mark-github" height="24" version="1.1" viewBox="0 0 16 16" width="24"><path fill-rule="evenodd" d="M8 0C3.58 0 0 3.58 0 8c0 3.54 2.29 6.53 5.47 7.59.4.07.55-.17.55-.38 0-.19-.01-.82-.01-1.49-2.01.37-2.53-.49-2.69-.94-.09-.23-.48-.94-.82-1.13-.28-.15-.68-.52-.01-.53.63-.01 1.08.58 1.23.82.72 1.21 1.87.87 2.33.66.07-.52.28-.87.51-1.07-1.78-.2-3.64-.89-3.64-3.95 0-.87.31-1.59.82-2.15-.08-.2-.36-1.02.08-2.12 0 0 .67-.21 2.2.82.64-.18 1.32-.27 2-.27.68 0 1.36.09 2 .27 1.53-1.04 2.2-.82 2.2-.82.44 1.1.16 1.92.08 2.12.51.56.82 1.27.82 2.15 0 3.07-1.87 3.75-3.65 3.95.29.25.54.73.54 1.48 0 1.07-.01 1.93-.01 2.2 0 .21.15.46.55.38A8.013 8.013 0 0 0 16 8c0-4.42-3.58-8-8-8z"/></svg> +</a> + <ul class="list-style-none d-flex flex-wrap "> + <li class="mr-3"><a href="https://github.com/contact" data-ga-click="Footer, go to contact, text:contact">Contact GitHub</a></li> + <li class="mr-3"><a href="https://developer.github.com" data-ga-click="Footer, go to api, text:api">API</a></li> + <li class="mr-3"><a href="https://training.github.com" data-ga-click="Footer, go to training, text:training">Training</a></li> + <li class="mr-3"><a href="https://shop.github.com" data-ga-click="Footer, go to shop, text:shop">Shop</a></li> + <li class="mr-3"><a href="https://github.com/blog" data-ga-click="Footer, go to blog, text:blog">Blog</a></li> + <li><a href="https://github.com/about" data-ga-click="Footer, go to about, text:about">About</a></li> + + </ul> + </div> +</div> + + + + <div id="ajax-error-message" class="ajax-error-message flash flash-error"> + <svg aria-hidden="true" class="octicon octicon-alert" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M8.865 1.52c-.18-.31-.51-.5-.87-.5s-.69.19-.87.5L.275 13.5c-.18.31-.18.69 0 1 .19.31.52.5.87.5h13.7c.36 0 .69-.19.86-.5.17-.31.18-.69.01-1L8.865 1.52zM8.995 13h-2v-2h2v2zm0-3h-2V6h2v4z"/></svg> + <button type="button" class="flash-close js-ajax-error-dismiss" aria-label="Dismiss error"> + <svg aria-hidden="true" class="octicon octicon-x" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M7.48 8l3.75 3.75-1.48 1.48L6 9.48l-3.75 3.75-1.48-1.48L4.52 8 .77 4.25l1.48-1.48L6 6.52l3.75-3.75 1.48 1.48z"/></svg> + </button> + You can't perform that action at this time. + </div> + + + <script crossorigin="anonymous" src="https://assets-cdn.github.com/assets/compat-e42a8bf9c380758734e39851db04de7cbeeb2f3860efbd481c96ac12c25a6ecb.js"></script> + <script crossorigin="anonymous" src="https://assets-cdn.github.com/assets/frameworks-fb19e9c976ede8654e0db703707204a322d785346e6353843787d2d4aa7e140e.js"></script> + + <script async="async" crossorigin="anonymous" src="https://assets-cdn.github.com/assets/github-51830efbc0c5bc3a233827b0a82471fc16073ed9b8a1be6af3e12a9e7850d3a2.js"></script> + + + + + <div class="js-stale-session-flash stale-session-flash flash flash-warn flash-banner d-none"> + <svg aria-hidden="true" class="octicon octicon-alert" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M8.865 1.52c-.18-.31-.51-.5-.87-.5s-.69.19-.87.5L.275 13.5c-.18.31-.18.69 0 1 .19.31.52.5.87.5h13.7c.36 0 .69-.19.86-.5.17-.31.18-.69.01-1L8.865 1.52zM8.995 13h-2v-2h2v2zm0-3h-2V6h2v4z"/></svg> + <span class="signed-in-tab-flash">You signed in with another tab or window. <a href="">Reload</a> to refresh your session.</span> + <span class="signed-out-tab-flash">You signed out in another tab or window. <a href="">Reload</a> to refresh your session.</span> + </div> + <div class="facebox" id="facebox" style="display:none;"> + <div class="facebox-popup"> + <div class="facebox-content" role="dialog" aria-labelledby="facebox-header" aria-describedby="facebox-description"> + </div> + <button type="button" class="facebox-close js-facebox-close" aria-label="Close modal"> + <svg aria-hidden="true" class="octicon octicon-x" height="16" version="1.1" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M7.48 8l3.75 3.75-1.48 1.48L6 9.48l-3.75 3.75-1.48-1.48L4.52 8 .77 4.25l1.48-1.48L6 6.52l3.75-3.75 1.48 1.48z"/></svg> + </button> + </div> +</div> + + + </body> +</html> + diff --git a/src/jaegertracing/opentracing-cpp/3rd_party/include/opentracing/catch2/catch.hpp b/src/jaegertracing/opentracing-cpp/3rd_party/include/opentracing/catch2/catch.hpp new file mode 100644 index 000000000..362f8693f --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/3rd_party/include/opentracing/catch2/catch.hpp @@ -0,0 +1,12012 @@ +/* + * Catch v2.0.1 + * Generated: 2017-11-03 11:53:39.642003 + * ---------------------------------------------------------- + * This file has been merged from multiple headers. Please don't edit it directly + * Copyright (c) 2017 Two Blue Cubes Ltd. All rights reserved. + * + * Distributed under the Boost Software License, Version 1.0. (See accompanying + * file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) + */ +#ifndef TWOBLUECUBES_SINGLE_INCLUDE_CATCH_HPP_INCLUDED +#define TWOBLUECUBES_SINGLE_INCLUDE_CATCH_HPP_INCLUDED +// start catch.hpp + + +#ifdef __clang__ +# pragma clang system_header +#elif defined __GNUC__ +# pragma GCC system_header +#endif + +// start catch_suppress_warnings.h + +#ifdef __clang__ +# ifdef __ICC // icpc defines the __clang__ macro +# pragma warning(push) +# pragma warning(disable: 161 1682) +# else // __ICC +# pragma clang diagnostic ignored "-Wglobal-constructors" +# pragma clang diagnostic ignored "-Wvariadic-macros" +# pragma clang diagnostic ignored "-Wc99-extensions" +# pragma clang diagnostic ignored "-Wunused-variable" +# pragma clang diagnostic push +# pragma clang diagnostic ignored "-Wpadded" +# pragma clang diagnostic ignored "-Wswitch-enum" +# pragma clang diagnostic ignored "-Wcovered-switch-default" +# endif +#elif defined __GNUC__ +# pragma GCC diagnostic ignored "-Wvariadic-macros" +# pragma GCC diagnostic ignored "-Wunused-variable" +# pragma GCC diagnostic ignored "-Wparentheses" + +# pragma GCC diagnostic push +# pragma GCC diagnostic ignored "-Wpadded" +#endif +// end catch_suppress_warnings.h +#if defined(CATCH_CONFIG_MAIN) || defined(CATCH_CONFIG_RUNNER) +# define CATCH_IMPL +# define CATCH_CONFIG_EXTERNAL_INTERFACES +# if defined(CATCH_CONFIG_DISABLE_MATCHERS) +# undef CATCH_CONFIG_DISABLE_MATCHERS +# endif +#endif + +// start catch_platform.h + +#ifdef __APPLE__ +# include <TargetConditionals.h> +# if TARGET_OS_MAC == 1 +# define CATCH_PLATFORM_MAC +# elif TARGET_OS_IPHONE == 1 +# define CATCH_PLATFORM_IPHONE +# endif + +#elif defined(linux) || defined(__linux) || defined(__linux__) +# define CATCH_PLATFORM_LINUX + +#elif defined(WIN32) || defined(__WIN32__) || defined(_WIN32) || defined(_MSC_VER) +# define CATCH_PLATFORM_WINDOWS +#endif + +// end catch_platform.h +#ifdef CATCH_IMPL +# ifndef CLARA_CONFIG_MAIN +# define CLARA_CONFIG_MAIN_NOT_DEFINED +# define CLARA_CONFIG_MAIN +# endif +#endif + +// start catch_tag_alias_autoregistrar.h + +// start catch_common.h + +// start catch_compiler_capabilities.h + +// Detect a number of compiler features - by compiler +// The following features are defined: +// +// CATCH_CONFIG_COUNTER : is the __COUNTER__ macro supported? +// CATCH_CONFIG_WINDOWS_SEH : is Windows SEH supported? +// CATCH_CONFIG_POSIX_SIGNALS : are POSIX signals supported? +// **************** +// Note to maintainers: if new toggles are added please document them +// in configuration.md, too +// **************** + +// In general each macro has a _NO_<feature name> form +// (e.g. CATCH_CONFIG_NO_POSIX_SIGNALS) which disables the feature. +// Many features, at point of detection, define an _INTERNAL_ macro, so they +// can be combined, en-mass, with the _NO_ forms later. + +#ifdef __cplusplus + +# if __cplusplus >= 201402L +# define CATCH_CPP14_OR_GREATER +# endif + +#endif + +#ifdef __clang__ + +# define CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \ + _Pragma( "clang diagnostic push" ) \ + _Pragma( "clang diagnostic ignored \"-Wexit-time-destructors\"" ) \ + _Pragma( "clang diagnostic ignored \"-Wglobal-constructors\"") +# define CATCH_INTERNAL_UNSUPPRESS_GLOBALS_WARNINGS \ + _Pragma( "clang diagnostic pop" ) + +# define CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS \ + _Pragma( "clang diagnostic push" ) \ + _Pragma( "clang diagnostic ignored \"-Wparentheses\"" ) +# define CATCH_INTERNAL_UNSUPPRESS_PARENTHESES_WARNINGS \ + _Pragma( "clang diagnostic pop" ) + +#endif // __clang__ + +//////////////////////////////////////////////////////////////////////////////// +// We know some environments not to support full POSIX signals +#if defined(__CYGWIN__) || defined(__QNX__) + +# if !defined(CATCH_CONFIG_POSIX_SIGNALS) +# define CATCH_INTERNAL_CONFIG_NO_POSIX_SIGNALS +# endif + +#endif + +#ifdef __OS400__ +# define CATCH_INTERNAL_CONFIG_NO_POSIX_SIGNALS +# define CATCH_CONFIG_COLOUR_NONE +#endif + +//////////////////////////////////////////////////////////////////////////////// +// Cygwin +#ifdef __CYGWIN__ + +// Required for some versions of Cygwin to declare gettimeofday +// see: http://stackoverflow.com/questions/36901803/gettimeofday-not-declared-in-this-scope-cygwin +# define _BSD_SOURCE + +#endif // __CYGWIN__ + +//////////////////////////////////////////////////////////////////////////////// +// Visual C++ +#ifdef _MSC_VER + +// Universal Windows platform does not support SEH +// Or console colours (or console at all...) +# if defined(WINAPI_FAMILY) && (WINAPI_FAMILY == WINAPI_FAMILY_APP) +# define CATCH_CONFIG_COLOUR_NONE +# else +# define CATCH_INTERNAL_CONFIG_WINDOWS_SEH +# endif + +#endif // _MSC_VER + +//////////////////////////////////////////////////////////////////////////////// + +// Use of __COUNTER__ is suppressed during code analysis in +// CLion/AppCode 2017.2.x and former, because __COUNTER__ is not properly +// handled by it. +// Otherwise all supported compilers support COUNTER macro, +// but user still might want to turn it off +#if ( !defined(__JETBRAINS_IDE__) || __JETBRAINS_IDE__ >= 20170300L ) + #define CATCH_INTERNAL_CONFIG_COUNTER +#endif + +#if defined(CATCH_INTERNAL_CONFIG_COUNTER) && !defined(CATCH_CONFIG_NO_COUNTER) && !defined(CATCH_CONFIG_COUNTER) +# define CATCH_CONFIG_COUNTER +#endif +#if defined(CATCH_INTERNAL_CONFIG_WINDOWS_SEH) && !defined(CATCH_CONFIG_NO_WINDOWS_SEH) && !defined(CATCH_CONFIG_WINDOWS_SEH) +# define CATCH_CONFIG_WINDOWS_SEH +#endif +// This is set by default, because we assume that unix compilers are posix-signal-compatible by default. +#if !defined(CATCH_INTERNAL_CONFIG_NO_POSIX_SIGNALS) && !defined(CATCH_CONFIG_NO_POSIX_SIGNALS) && !defined(CATCH_CONFIG_POSIX_SIGNALS) +# define CATCH_CONFIG_POSIX_SIGNALS +#endif + +#if !defined(CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS) +# define CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS +# define CATCH_INTERNAL_UNSUPPRESS_PARENTHESES_WARNINGS +#endif +#if !defined(CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS) +# define CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS +# define CATCH_INTERNAL_UNSUPPRESS_GLOBALS_WARNINGS +#endif + +// end catch_compiler_capabilities.h +#define INTERNAL_CATCH_UNIQUE_NAME_LINE2( name, line ) name##line +#define INTERNAL_CATCH_UNIQUE_NAME_LINE( name, line ) INTERNAL_CATCH_UNIQUE_NAME_LINE2( name, line ) +#ifdef CATCH_CONFIG_COUNTER +# define INTERNAL_CATCH_UNIQUE_NAME( name ) INTERNAL_CATCH_UNIQUE_NAME_LINE( name, __COUNTER__ ) +#else +# define INTERNAL_CATCH_UNIQUE_NAME( name ) INTERNAL_CATCH_UNIQUE_NAME_LINE( name, __LINE__ ) +#endif + +#include <iosfwd> +#include <string> +#include <cstdint> + +namespace Catch { + + struct CaseSensitive { enum Choice { + Yes, + No + }; }; + + class NonCopyable { + NonCopyable( NonCopyable const& ) = delete; + NonCopyable( NonCopyable && ) = delete; + NonCopyable& operator = ( NonCopyable const& ) = delete; + NonCopyable& operator = ( NonCopyable && ) = delete; + + protected: + NonCopyable(); + virtual ~NonCopyable(); + }; + + struct SourceLineInfo { + + SourceLineInfo() = delete; + SourceLineInfo( char const* _file, std::size_t _line ) noexcept; + + SourceLineInfo( SourceLineInfo const& other ) = default; + SourceLineInfo( SourceLineInfo && ) = default; + SourceLineInfo& operator = ( SourceLineInfo const& ) = default; + SourceLineInfo& operator = ( SourceLineInfo && ) = default; + + bool empty() const noexcept; + bool operator == ( SourceLineInfo const& other ) const noexcept; + bool operator < ( SourceLineInfo const& other ) const noexcept; + + char const* file; + std::size_t line; + }; + + std::ostream& operator << ( std::ostream& os, SourceLineInfo const& info ); + + // This is just here to avoid compiler warnings with macro constants and boolean literals + bool isTrue( bool value ); + bool alwaysTrue(); + bool alwaysFalse(); + + // Use this in variadic streaming macros to allow + // >> +StreamEndStop + // as well as + // >> stuff +StreamEndStop + struct StreamEndStop { + std::string operator+() const; + }; + template<typename T> + T const& operator + ( T const& value, StreamEndStop ) { + return value; + } +} + +#define CATCH_INTERNAL_LINEINFO \ + ::Catch::SourceLineInfo( __FILE__, static_cast<std::size_t>( __LINE__ ) ) + +// end catch_common.h +namespace Catch { + + struct RegistrarForTagAliases { + RegistrarForTagAliases( char const* alias, char const* tag, SourceLineInfo const& lineInfo ); + }; + +} // end namespace Catch + +#define CATCH_REGISTER_TAG_ALIAS( alias, spec ) namespace{ Catch::RegistrarForTagAliases INTERNAL_CATCH_UNIQUE_NAME( AutoRegisterTagAlias )( alias, spec, CATCH_INTERNAL_LINEINFO ); } + +// end catch_tag_alias_autoregistrar.h +// start catch_test_registry.h + +// start catch_interfaces_testcase.h + +#include <vector> +#include <memory> + +namespace Catch { + + class TestSpec; + + struct ITestInvoker { + virtual void invoke () const = 0; + virtual ~ITestInvoker(); + }; + + using ITestCasePtr = std::shared_ptr<ITestInvoker>; + + class TestCase; + struct IConfig; + + struct ITestCaseRegistry { + virtual ~ITestCaseRegistry(); + virtual std::vector<TestCase> const& getAllTests() const = 0; + virtual std::vector<TestCase> const& getAllTestsSorted( IConfig const& config ) const = 0; + }; + + bool matchTest( TestCase const& testCase, TestSpec const& testSpec, IConfig const& config ); + std::vector<TestCase> filterTests( std::vector<TestCase> const& testCases, TestSpec const& testSpec, IConfig const& config ); + std::vector<TestCase> const& getAllTestCasesSorted( IConfig const& config ); + +} + +// end catch_interfaces_testcase.h +// start catch_stringref.h + +#include <cstddef> +#include <string> +#include <iosfwd> + +namespace Catch { + + class StringData; + + /// A non-owning string class (similar to the forthcoming std::string_view) + /// Note that, because a StringRef may be a substring of another string, + /// it may not be null terminated. c_str() must return a null terminated + /// string, however, and so the StringRef will internally take ownership + /// (taking a copy), if necessary. In theory this ownership is not externally + /// visible - but it does mean (substring) StringRefs should not be shared between + /// threads. + class StringRef { + friend struct StringRefTestAccess; + + using size_type = std::size_t; + + char const* m_start; + size_type m_size; + + char* m_data = nullptr; + + void takeOwnership(); + + public: // construction/ assignment + StringRef() noexcept; + StringRef( StringRef const& other ) noexcept; + StringRef( StringRef&& other ) noexcept; + StringRef( char const* rawChars ) noexcept; + StringRef( char const* rawChars, size_type size ) noexcept; + StringRef( std::string const& stdString ) noexcept; + ~StringRef() noexcept; + + auto operator = ( StringRef other ) noexcept -> StringRef&; + operator std::string() const; + + void swap( StringRef& other ) noexcept; + + public: // operators + auto operator == ( StringRef const& other ) const noexcept -> bool; + auto operator != ( StringRef const& other ) const noexcept -> bool; + + auto operator[] ( size_type index ) const noexcept -> char; + + public: // named queries + auto empty() const noexcept -> bool; + auto size() const noexcept -> size_type; + auto numberOfCharacters() const noexcept -> size_type; + auto c_str() const -> char const*; + + public: // substrings and searches + auto substr( size_type start, size_type size ) const noexcept -> StringRef; + + private: // ownership queries - may not be consistent between calls + auto isOwned() const noexcept -> bool; + auto isSubstring() const noexcept -> bool; + auto data() const noexcept -> char const*; + }; + + auto operator + ( StringRef const& lhs, StringRef const& rhs ) -> std::string; + auto operator + ( StringRef const& lhs, char const* rhs ) -> std::string; + auto operator + ( char const* lhs, StringRef const& rhs ) -> std::string; + + auto operator << ( std::ostream& os, StringRef const& sr ) -> std::ostream&; + +} // namespace Catch + +// end catch_stringref.h +namespace Catch { + +template<typename C> +class TestInvokerAsMethod : public ITestInvoker { + void (C::*m_testAsMethod)(); +public: + TestInvokerAsMethod( void (C::*testAsMethod)() ) noexcept : m_testAsMethod( testAsMethod ) {} + + void invoke() const override { + C obj; + (obj.*m_testAsMethod)(); + } +}; + +auto makeTestInvoker( void(*testAsFunction)() ) noexcept -> ITestInvoker*; + +template<typename C> +auto makeTestInvoker( void (C::*testAsMethod)() ) noexcept -> ITestInvoker* { + return new(std::nothrow) TestInvokerAsMethod<C>( testAsMethod ); +} + +struct NameAndTags { + NameAndTags( StringRef name_ = "", StringRef tags_ = "" ) noexcept; + StringRef name; + StringRef tags; +}; + +struct AutoReg : NonCopyable { + AutoReg( ITestInvoker* invoker, SourceLineInfo const& lineInfo, StringRef classOrMethod, NameAndTags const& nameAndTags ) noexcept; + ~AutoReg(); +}; + +} // end namespace Catch + +#if defined(CATCH_CONFIG_DISABLE) + #define INTERNAL_CATCH_TESTCASE_NO_REGISTRATION( TestName, ... ) \ + static void TestName() + #define INTERNAL_CATCH_TESTCASE_METHOD_NO_REGISTRATION( TestName, ClassName, ... ) \ + namespace{ \ + struct TestName : ClassName { \ + void test(); \ + }; \ + } \ + void TestName::test() + +#endif + + /////////////////////////////////////////////////////////////////////////////// + #define INTERNAL_CATCH_TESTCASE2( TestName, ... ) \ + static void TestName(); \ + CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \ + namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( Catch::makeTestInvoker( &TestName ), CATCH_INTERNAL_LINEINFO, "", Catch::NameAndTags{ __VA_ARGS__ } ); } /* NOLINT */ \ + CATCH_INTERNAL_UNSUPPRESS_GLOBALS_WARNINGS \ + static void TestName() + #define INTERNAL_CATCH_TESTCASE( ... ) \ + INTERNAL_CATCH_TESTCASE2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ), __VA_ARGS__ ) + + /////////////////////////////////////////////////////////////////////////////// + #define INTERNAL_CATCH_METHOD_AS_TEST_CASE( QualifiedMethod, ... ) \ + CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \ + namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( Catch::makeTestInvoker( &QualifiedMethod ), CATCH_INTERNAL_LINEINFO, "&" #QualifiedMethod, Catch::NameAndTags{ __VA_ARGS__ } ); } /* NOLINT */ \ + CATCH_INTERNAL_UNSUPPRESS_GLOBALS_WARNINGS + + /////////////////////////////////////////////////////////////////////////////// + #define INTERNAL_CATCH_TEST_CASE_METHOD2( TestName, ClassName, ... )\ + CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \ + namespace{ \ + struct TestName : ClassName{ \ + void test(); \ + }; \ + Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar ) ( Catch::makeTestInvoker( &TestName::test ), CATCH_INTERNAL_LINEINFO, #ClassName, Catch::NameAndTags{ __VA_ARGS__ } ); /* NOLINT */ \ + } \ + CATCH_INTERNAL_UNSUPPRESS_GLOBALS_WARNINGS \ + void TestName::test() + #define INTERNAL_CATCH_TEST_CASE_METHOD( ClassName, ... ) \ + INTERNAL_CATCH_TEST_CASE_METHOD2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ), ClassName, __VA_ARGS__ ) + + /////////////////////////////////////////////////////////////////////////////// + #define INTERNAL_CATCH_REGISTER_TESTCASE( Function, ... ) \ + CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \ + Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( Catch::makeTestInvoker( Function ), CATCH_INTERNAL_LINEINFO, "", Catch::NameAndTags{ __VA_ARGS__ } ); /* NOLINT */ \ + CATCH_INTERNAL_UNSUPPRESS_GLOBALS_WARNINGS + +// end catch_test_registry.h +// start catch_capture.hpp + +// start catch_assertionhandler.h + +// start catch_decomposer.h + +// start catch_tostring.h + +#include <sstream> +#include <vector> +#include <cstddef> +#include <type_traits> +#include <string> + +#ifdef __OBJC__ +// start catch_objc_arc.hpp + +#import <Foundation/Foundation.h> + +#ifdef __has_feature +#define CATCH_ARC_ENABLED __has_feature(objc_arc) +#else +#define CATCH_ARC_ENABLED 0 +#endif + +void arcSafeRelease( NSObject* obj ); +id performOptionalSelector( id obj, SEL sel ); + +#if !CATCH_ARC_ENABLED +inline void arcSafeRelease( NSObject* obj ) { + [obj release]; +} +inline id performOptionalSelector( id obj, SEL sel ) { + if( [obj respondsToSelector: sel] ) + return [obj performSelector: sel]; + return nil; +} +#define CATCH_UNSAFE_UNRETAINED +#define CATCH_ARC_STRONG +#else +inline void arcSafeRelease( NSObject* ){} +inline id performOptionalSelector( id obj, SEL sel ) { +#ifdef __clang__ +#pragma clang diagnostic push +#pragma clang diagnostic ignored "-Warc-performSelector-leaks" +#endif + if( [obj respondsToSelector: sel] ) + return [obj performSelector: sel]; +#ifdef __clang__ +#pragma clang diagnostic pop +#endif + return nil; +} +#define CATCH_UNSAFE_UNRETAINED __unsafe_unretained +#define CATCH_ARC_STRONG __strong +#endif + +// end catch_objc_arc.hpp +#endif + +#ifdef _MSC_VER +#pragma warning(push) +#pragma warning(disable:4180) // We attempt to stream a function (address) by const&, which MSVC complains about but is harmless +#endif + +// We need a dummy global operator<< so we can bring it into Catch namespace later +struct Catch_global_namespace_dummy; +std::ostream& operator<<(std::ostream&, Catch_global_namespace_dummy); + +namespace Catch { + // Bring in operator<< from global namespace into Catch namespace + using ::operator<<; + + namespace Detail { + + extern const std::string unprintableString; + + std::string rawMemoryToString( const void *object, std::size_t size ); + + template<typename T> + std::string rawMemoryToString( const T& object ) { + return rawMemoryToString( &object, sizeof(object) ); + } + + template<typename T> + class IsStreamInsertable { + template<typename SS, typename TT> + static auto test(int) + -> decltype(std::declval<SS&>() << std::declval<TT>(), std::true_type()); + + template<typename, typename> + static auto test(...)->std::false_type; + + public: + static const bool value = decltype(test<std::ostream, const T&>(0))::value; + }; + + } // namespace Detail + + // If we decide for C++14, change these to enable_if_ts + template <typename T> + struct StringMaker { + template <typename Fake = T> + static + typename std::enable_if<::Catch::Detail::IsStreamInsertable<Fake>::value, std::string>::type + convert(const Fake& t) { + std::ostringstream sstr; + sstr << t; + return sstr.str(); + } + + template <typename Fake = T> + static + typename std::enable_if<!::Catch::Detail::IsStreamInsertable<Fake>::value, std::string>::type + convert(const Fake&) { + return Detail::unprintableString; + } + }; + + namespace Detail { + + // This function dispatches all stringification requests inside of Catch. + // Should be preferably called fully qualified, like ::Catch::Detail::stringify + template <typename T> + std::string stringify(const T& e) { + return ::Catch::StringMaker<typename std::remove_cv<typename std::remove_reference<T>::type>::type>::convert(e); + } + + } // namespace Detail + + // Some predefined specializations + + template<> + struct StringMaker<std::string> { + static std::string convert(const std::string& str); + }; + template<> + struct StringMaker<std::wstring> { + static std::string convert(const std::wstring& wstr); + }; + + template<> + struct StringMaker<char const *> { + static std::string convert(char const * str); + }; + template<> + struct StringMaker<char *> { + static std::string convert(char * str); + }; + template<> + struct StringMaker<wchar_t const *> { + static std::string convert(wchar_t const * str); + }; + template<> + struct StringMaker<wchar_t *> { + static std::string convert(wchar_t * str); + }; + + template<int SZ> + struct StringMaker<char[SZ]> { + static std::string convert(const char* str) { + return ::Catch::Detail::stringify(std::string{ str }); + } + }; + template<int SZ> + struct StringMaker<signed char[SZ]> { + static std::string convert(const char* str) { + return ::Catch::Detail::stringify(std::string{ str }); + } + }; + template<int SZ> + struct StringMaker<unsigned char[SZ]> { + static std::string convert(const char* str) { + return ::Catch::Detail::stringify(std::string{ str }); + } + }; + + template<> + struct StringMaker<int> { + static std::string convert(int value); + }; + template<> + struct StringMaker<long> { + static std::string convert(long value); + }; + template<> + struct StringMaker<long long> { + static std::string convert(long long value); + }; + template<> + struct StringMaker<unsigned int> { + static std::string convert(unsigned int value); + }; + template<> + struct StringMaker<unsigned long> { + static std::string convert(unsigned long value); + }; + template<> + struct StringMaker<unsigned long long> { + static std::string convert(unsigned long long value); + }; + + template<> + struct StringMaker<bool> { + static std::string convert(bool b); + }; + + template<> + struct StringMaker<char> { + static std::string convert(char c); + }; + template<> + struct StringMaker<signed char> { + static std::string convert(signed char c); + }; + template<> + struct StringMaker<unsigned char> { + static std::string convert(unsigned char c); + }; + + template<> + struct StringMaker<std::nullptr_t> { + static std::string convert(std::nullptr_t); + }; + + template<> + struct StringMaker<float> { + static std::string convert(float value); + }; + template<> + struct StringMaker<double> { + static std::string convert(double value); + }; + + template <typename T> + struct StringMaker<T*> { + template <typename U> + static std::string convert(U* p) { + if (p) { + return ::Catch::Detail::rawMemoryToString(p); + } else { + return "nullptr"; + } + } + }; + + template <typename R, typename C> + struct StringMaker<R C::*> { + static std::string convert(R C::* p) { + if (p) { + return ::Catch::Detail::rawMemoryToString(p); + } else { + return "nullptr"; + } + } + }; + + namespace Detail { + template<typename InputIterator> + std::string rangeToString(InputIterator first, InputIterator last) { + std::ostringstream oss; + oss << "{ "; + if (first != last) { + oss << ::Catch::Detail::stringify(*first); + for (++first; first != last; ++first) + oss << ", " << ::Catch::Detail::stringify(*first); + } + oss << " }"; + return oss.str(); + } + } + + template<typename T, typename Allocator> + struct StringMaker<std::vector<T, Allocator> > { + static std::string convert( std::vector<T,Allocator> const& v ) { + return ::Catch::Detail::rangeToString( v.begin(), v.end() ); + } + }; + + template<typename T> + struct EnumStringMaker { + static std::string convert(const T& t) { + return ::Catch::Detail::stringify(static_cast<typename std::underlying_type<T>::type>(t)); + } + }; + +#ifdef __OBJC__ + template<> + struct StringMaker<NSString*> { + static std::string convert(NSString * nsstring) { + if (!nsstring) + return "nil"; + return std::string("@") + [nsstring UTF8String]; + } + }; + template<> + struct StringMaker<NSObject*> { + static std::string convert(NSObject* nsObject) { + return ::Catch::Detail::stringify([nsObject description]); + } + + }; + namespace Detail { + inline std::string stringify( NSString* nsstring ) { + return StringMaker<NSString*>::convert( nsstring ); + } + + } // namespace Detail +#endif // __OBJC__ + +} // namespace Catch + +////////////////////////////////////////////////////// +// Separate std-lib types stringification, so it can be selectively enabled +// This means that we do not bring in + +#if defined(CATCH_CONFIG_ENABLE_ALL_STRINGMAKERS) +# define CATCH_CONFIG_ENABLE_PAIR_STRINGMAKER +# define CATCH_CONFIG_ENABLE_TUPLE_STRINGMAKER +# define CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER +#endif + +// Separate std::pair specialization +#if defined(CATCH_CONFIG_ENABLE_PAIR_STRINGMAKER) +#include <utility> +namespace Catch { + template<typename T1, typename T2> + struct StringMaker<std::pair<T1, T2> > { + static std::string convert(const std::pair<T1, T2>& pair) { + std::ostringstream oss; + oss << "{ " + << ::Catch::Detail::stringify(pair.first) + << ", " + << ::Catch::Detail::stringify(pair.second) + << " }"; + return oss.str(); + } + }; +} +#endif // CATCH_CONFIG_ENABLE_PAIR_STRINGMAKER + +// Separate std::tuple specialization +#if defined(CATCH_CONFIG_ENABLE_TUPLE_STRINGMAKER) +#include <tuple> +namespace Catch { + namespace Detail { + template< + typename Tuple, + std::size_t N = 0, + bool = (N < std::tuple_size<Tuple>::value) + > + struct TupleElementPrinter { + static void print(const Tuple& tuple, std::ostream& os) { + os << (N ? ", " : " ") + << ::Catch::Detail::stringify(std::get<N>(tuple)); + TupleElementPrinter<Tuple, N + 1>::print(tuple, os); + } + }; + + template< + typename Tuple, + std::size_t N + > + struct TupleElementPrinter<Tuple, N, false> { + static void print(const Tuple&, std::ostream&) {} + }; + + } + + template<typename ...Types> + struct StringMaker<std::tuple<Types...>> { + static std::string convert(const std::tuple<Types...>& tuple) { + std::ostringstream os; + os << '{'; + Detail::TupleElementPrinter<std::tuple<Types...>>::print(tuple, os); + os << " }"; + return os.str(); + } + }; +} +#endif // CATCH_CONFIG_ENABLE_TUPLE_STRINGMAKER + +// Separate std::chrono::duration specialization +#if defined(CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER) +#include <ctime> +#include <ratio> +#include <chrono> + +template <class Ratio> +struct ratio_string { + static std::string symbol(); +}; + +template <class Ratio> +std::string ratio_string<Ratio>::symbol() { + std::ostringstream oss; + oss << '[' << Ratio::num << '/' + << Ratio::den << ']'; + return oss.str(); +} +template <> +struct ratio_string<std::atto> { + static std::string symbol() { return "a"; } +}; +template <> +struct ratio_string<std::femto> { + static std::string symbol() { return "f"; } +}; +template <> +struct ratio_string<std::pico> { + static std::string symbol() { return "p"; } +}; +template <> +struct ratio_string<std::nano> { + static std::string symbol() { return "n"; } +}; +template <> +struct ratio_string<std::micro> { + static std::string symbol() { return "u"; } +}; +template <> +struct ratio_string<std::milli> { + static std::string symbol() { return "m"; } +}; + +namespace Catch { + //////////// + // std::chrono::duration specializations + template<typename Value, typename Ratio> + struct StringMaker<std::chrono::duration<Value, Ratio>> { + static std::string convert(std::chrono::duration<Value, Ratio> const& duration) { + std::ostringstream oss; + oss << duration.count() << ' ' << ratio_string<Ratio>::symbol() << 's'; + return oss.str(); + } + }; + template<typename Value> + struct StringMaker<std::chrono::duration<Value, std::ratio<1>>> { + static std::string convert(std::chrono::duration<Value, std::ratio<1>> const& duration) { + std::ostringstream oss; + oss << duration.count() << " s"; + return oss.str(); + } + }; + template<typename Value> + struct StringMaker<std::chrono::duration<Value, std::ratio<60>>> { + static std::string convert(std::chrono::duration<Value, std::ratio<60>> const& duration) { + std::ostringstream oss; + oss << duration.count() << " m"; + return oss.str(); + } + }; + template<typename Value> + struct StringMaker<std::chrono::duration<Value, std::ratio<3600>>> { + static std::string convert(std::chrono::duration<Value, std::ratio<3600>> const& duration) { + std::ostringstream oss; + oss << duration.count() << " h"; + return oss.str(); + } + }; + + //////////// + // std::chrono::time_point specialization + // Generic time_point cannot be specialized, only std::chrono::time_point<system_clock> + template<typename Clock, typename Duration> + struct StringMaker<std::chrono::time_point<Clock, Duration>> { + static std::string convert(std::chrono::time_point<Clock, Duration> const& time_point) { + return ::Catch::Detail::stringify(time_point.time_since_epoch()) + " since epoch"; + } + }; + // std::chrono::time_point<system_clock> specialization + template<typename Duration> + struct StringMaker<std::chrono::time_point<std::chrono::system_clock, Duration>> { + static std::string convert(std::chrono::time_point<std::chrono::system_clock, Duration> const& time_point) { + auto converted = std::chrono::system_clock::to_time_t(time_point); + +#ifdef _MSC_VER + std::tm timeInfo = {}; + gmtime_s(&timeInfo, &converted); +#else + std::tm* timeInfo = std::gmtime(&converted); +#endif + + auto const timeStampSize = sizeof("2017-01-16T17:06:45Z"); + char timeStamp[timeStampSize]; + const char * const fmt = "%Y-%m-%dT%H:%M:%SZ"; + +#ifdef _MSC_VER + std::strftime(timeStamp, timeStampSize, fmt, &timeInfo); +#else + std::strftime(timeStamp, timeStampSize, fmt, timeInfo); +#endif + return std::string(timeStamp); + } + }; +} +#endif // CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER + +#ifdef _MSC_VER +#pragma warning(pop) +#endif + +// end catch_tostring.h +#include <ostream> + +#ifdef _MSC_VER +#pragma warning(push) +#pragma warning(disable:4389) // '==' : signed/unsigned mismatch +#pragma warning(disable:4018) // more "signed/unsigned mismatch" +#pragma warning(disable:4312) // Converting int to T* using reinterpret_cast (issue on x64 platform) +#pragma warning(disable:4180) // qualifier applied to function type has no meaning +#endif + +namespace Catch { + + struct ITransientExpression { + virtual auto isBinaryExpression() const -> bool = 0; + virtual auto getResult() const -> bool = 0; + virtual void streamReconstructedExpression( std::ostream &os ) const = 0; + + // We don't actually need a virtual destructore, but many static analysers + // complain if it's not here :-( + virtual ~ITransientExpression(); + }; + + void formatReconstructedExpression( std::ostream &os, std::string const& lhs, StringRef op, std::string const& rhs ); + + template<typename LhsT, typename RhsT> + class BinaryExpr : public ITransientExpression { + bool m_result; + LhsT m_lhs; + StringRef m_op; + RhsT m_rhs; + + auto isBinaryExpression() const -> bool override { return true; } + auto getResult() const -> bool override { return m_result; } + + void streamReconstructedExpression( std::ostream &os ) const override { + formatReconstructedExpression + ( os, Catch::Detail::stringify( m_lhs ), m_op, Catch::Detail::stringify( m_rhs ) ); + } + + public: + BinaryExpr( bool comparisonResult, LhsT lhs, StringRef op, RhsT rhs ) + : m_result( comparisonResult ), + m_lhs( lhs ), + m_op( op ), + m_rhs( rhs ) + {} + }; + + template<typename LhsT> + class UnaryExpr : public ITransientExpression { + LhsT m_lhs; + + auto isBinaryExpression() const -> bool override { return false; } + auto getResult() const -> bool override { return m_lhs ? true : false; } + + void streamReconstructedExpression( std::ostream &os ) const override { + os << Catch::Detail::stringify( m_lhs ); + } + + public: + UnaryExpr( LhsT lhs ) : m_lhs( lhs ) {} + }; + + // Specialised comparison functions to handle equality comparisons between ints and pointers (NULL deduces as an int) + template<typename LhsT, typename RhsT> + auto compareEqual( LhsT const& lhs, RhsT const& rhs ) -> bool { return lhs == rhs; }; + template<typename T> + auto compareEqual( T* const& lhs, int rhs ) -> bool { return lhs == reinterpret_cast<void const*>( rhs ); } + template<typename T> + auto compareEqual( T* const& lhs, long rhs ) -> bool { return lhs == reinterpret_cast<void const*>( rhs ); } + template<typename T> + auto compareEqual( int lhs, T* const& rhs ) -> bool { return reinterpret_cast<void const*>( lhs ) == rhs; } + template<typename T> + auto compareEqual( long lhs, T* const& rhs ) -> bool { return reinterpret_cast<void const*>( lhs ) == rhs; } + + template<typename LhsT, typename RhsT> + auto compareNotEqual( LhsT const& lhs, RhsT&& rhs ) -> bool { return lhs != rhs; }; + template<typename T> + auto compareNotEqual( T* const& lhs, int rhs ) -> bool { return lhs != reinterpret_cast<void const*>( rhs ); } + template<typename T> + auto compareNotEqual( T* const& lhs, long rhs ) -> bool { return lhs != reinterpret_cast<void const*>( rhs ); } + template<typename T> + auto compareNotEqual( int lhs, T* const& rhs ) -> bool { return reinterpret_cast<void const*>( lhs ) != rhs; } + template<typename T> + auto compareNotEqual( long lhs, T* const& rhs ) -> bool { return reinterpret_cast<void const*>( lhs ) != rhs; } + + template<typename LhsT> + class ExprLhs { + LhsT m_lhs; + public: + ExprLhs( LhsT lhs ) : m_lhs( lhs ) {} + + template<typename RhsT> + auto operator == ( RhsT const& rhs ) -> BinaryExpr<LhsT, RhsT const&> const { + return BinaryExpr<LhsT, RhsT const&>( compareEqual( m_lhs, rhs ), m_lhs, "==", rhs ); + } + auto operator == ( bool rhs ) -> BinaryExpr<LhsT, bool> const { + return BinaryExpr<LhsT, bool>( m_lhs == rhs, m_lhs, "==", rhs ); + } + + template<typename RhsT> + auto operator != ( RhsT const& rhs ) -> BinaryExpr<LhsT, RhsT const&> const { + return BinaryExpr<LhsT, RhsT const&>( compareNotEqual( m_lhs, rhs ), m_lhs, "!=", rhs ); + } + auto operator != ( bool rhs ) -> BinaryExpr<LhsT, bool> const { + return BinaryExpr<LhsT, bool>( m_lhs != rhs, m_lhs, "!=", rhs ); + } + + template<typename RhsT> + auto operator > ( RhsT const& rhs ) -> BinaryExpr<LhsT, RhsT const&> const { + return BinaryExpr<LhsT, RhsT const&>( m_lhs > rhs, m_lhs, ">", rhs ); + } + template<typename RhsT> + auto operator < ( RhsT const& rhs ) -> BinaryExpr<LhsT, RhsT const&> const { + return BinaryExpr<LhsT, RhsT const&>( m_lhs < rhs, m_lhs, "<", rhs ); + } + template<typename RhsT> + auto operator >= ( RhsT const& rhs ) -> BinaryExpr<LhsT, RhsT const&> const { + return BinaryExpr<LhsT, RhsT const&>( m_lhs >= rhs, m_lhs, ">=", rhs ); + } + template<typename RhsT> + auto operator <= ( RhsT const& rhs ) -> BinaryExpr<LhsT, RhsT const&> const { + return BinaryExpr<LhsT, RhsT const&>( m_lhs <= rhs, m_lhs, "<=", rhs ); + } + + auto makeUnaryExpr() const -> UnaryExpr<LhsT> { + return UnaryExpr<LhsT>( m_lhs ); + } + }; + + void handleExpression( ITransientExpression const& expr ); + + template<typename T> + void handleExpression( ExprLhs<T> const& expr ) { + handleExpression( expr.makeUnaryExpr() ); + } + + struct Decomposer { + template<typename T> + auto operator <= ( T const& lhs ) -> ExprLhs<T const&> { + return ExprLhs<T const&>( lhs ); + } + auto operator <=( bool value ) -> ExprLhs<bool> { + return ExprLhs<bool>( value ); + } + }; + +} // end namespace Catch + +#ifdef _MSC_VER +#pragma warning(pop) +#endif + +// end catch_decomposer.h +// start catch_assertioninfo.h + +// start catch_result_type.h + +namespace Catch { + + // ResultWas::OfType enum + struct ResultWas { enum OfType { + Unknown = -1, + Ok = 0, + Info = 1, + Warning = 2, + + FailureBit = 0x10, + + ExpressionFailed = FailureBit | 1, + ExplicitFailure = FailureBit | 2, + + Exception = 0x100 | FailureBit, + + ThrewException = Exception | 1, + DidntThrowException = Exception | 2, + + FatalErrorCondition = 0x200 | FailureBit + + }; }; + + bool isOk( ResultWas::OfType resultType ); + bool isJustInfo( int flags ); + + // ResultDisposition::Flags enum + struct ResultDisposition { enum Flags { + Normal = 0x01, + + ContinueOnFailure = 0x02, // Failures fail test, but execution continues + FalseTest = 0x04, // Prefix expression with ! + SuppressFail = 0x08 // Failures are reported but do not fail the test + }; }; + + ResultDisposition::Flags operator | ( ResultDisposition::Flags lhs, ResultDisposition::Flags rhs ); + + bool shouldContinueOnFailure( int flags ); + bool isFalseTest( int flags ); + bool shouldSuppressFailure( int flags ); + +} // end namespace Catch + +// end catch_result_type.h +namespace Catch { + + struct AssertionInfo + { + StringRef macroName; + SourceLineInfo lineInfo; + StringRef capturedExpression; + ResultDisposition::Flags resultDisposition; + + // We want to delete this constructor but a compiler bug in 4.8 means + // the struct is then treated as non-aggregate + //AssertionInfo() = delete; + }; + +} // end namespace Catch + +// end catch_assertioninfo.h +namespace Catch { + + struct TestFailureException{}; + struct AssertionResultData; + + class LazyExpression { + friend class AssertionHandler; + friend struct AssertionStats; + + ITransientExpression const* m_transientExpression = nullptr; + bool m_isNegated; + public: + LazyExpression( bool isNegated ); + LazyExpression( LazyExpression const& other ); + LazyExpression& operator = ( LazyExpression const& ) = delete; + + explicit operator bool() const; + + friend auto operator << ( std::ostream& os, LazyExpression const& lazyExpr ) -> std::ostream&; + }; + + class AssertionHandler { + AssertionInfo m_assertionInfo; + bool m_shouldDebugBreak = false; + bool m_shouldThrow = false; + bool m_inExceptionGuard = false; + + public: + AssertionHandler + ( StringRef macroName, + SourceLineInfo const& lineInfo, + StringRef capturedExpression, + ResultDisposition::Flags resultDisposition ); + ~AssertionHandler(); + + void handle( ITransientExpression const& expr ); + + template<typename T> + void handle( ExprLhs<T> const& expr ) { + handle( expr.makeUnaryExpr() ); + } + void handle( ResultWas::OfType resultType ); + void handle( ResultWas::OfType resultType, StringRef const& message ); + void handle( ResultWas::OfType resultType, ITransientExpression const* expr, bool negated ); + void handle( AssertionResultData const& resultData, ITransientExpression const* expr ); + + auto shouldDebugBreak() const -> bool; + auto allowThrows() const -> bool; + void reactWithDebugBreak() const; + void reactWithoutDebugBreak() const; + void useActiveException(); + void setExceptionGuard(); + void unsetExceptionGuard(); + }; + + void handleExceptionMatchExpr( AssertionHandler& handler, std::string const& str, StringRef matcherString ); + +} // namespace Catch + +// end catch_assertionhandler.h +// start catch_message.h + +#include <string> +#include <sstream> + +namespace Catch { + + struct MessageInfo { + MessageInfo( std::string const& _macroName, + SourceLineInfo const& _lineInfo, + ResultWas::OfType _type ); + + std::string macroName; + std::string message; + SourceLineInfo lineInfo; + ResultWas::OfType type; + unsigned int sequence; + + bool operator == ( MessageInfo const& other ) const; + bool operator < ( MessageInfo const& other ) const; + private: + static unsigned int globalCount; + }; + + struct MessageStream { + + template<typename T> + MessageStream& operator << ( T const& value ) { + m_stream << value; + return *this; + } + + // !TBD reuse a global/ thread-local stream + std::ostringstream m_stream; + }; + + struct MessageBuilder : MessageStream { + MessageBuilder( std::string const& macroName, + SourceLineInfo const& lineInfo, + ResultWas::OfType type ); + + template<typename T> + MessageBuilder& operator << ( T const& value ) { + m_stream << value; + return *this; + } + + MessageInfo m_info; + }; + + class ScopedMessage { + public: + ScopedMessage( MessageBuilder const& builder ); + ~ScopedMessage(); + + MessageInfo m_info; + }; + +} // end namespace Catch + +// end catch_message.h +// start catch_interfaces_capture.h + +#include <string> + +namespace Catch { + + class AssertionResult; + struct AssertionInfo; + struct SectionInfo; + struct SectionEndInfo; + struct MessageInfo; + struct Counts; + struct BenchmarkInfo; + struct BenchmarkStats; + + struct IResultCapture { + + virtual ~IResultCapture(); + + virtual void assertionStarting( AssertionInfo const& info ) = 0; + virtual void assertionEnded( AssertionResult const& result ) = 0; + virtual bool sectionStarted( SectionInfo const& sectionInfo, + Counts& assertions ) = 0; + virtual void sectionEnded( SectionEndInfo const& endInfo ) = 0; + virtual void sectionEndedEarly( SectionEndInfo const& endInfo ) = 0; + + virtual void benchmarkStarting( BenchmarkInfo const& info ) = 0; + virtual void benchmarkEnded( BenchmarkStats const& stats ) = 0; + + virtual void pushScopedMessage( MessageInfo const& message ) = 0; + virtual void popScopedMessage( MessageInfo const& message ) = 0; + + virtual std::string getCurrentTestName() const = 0; + virtual const AssertionResult* getLastResult() const = 0; + + virtual void exceptionEarlyReported() = 0; + + virtual void handleFatalErrorCondition( StringRef message ) = 0; + + virtual bool lastAssertionPassed() = 0; + virtual void assertionPassed() = 0; + virtual void assertionRun() = 0; + }; + + IResultCapture& getResultCapture(); +} + +// end catch_interfaces_capture.h +// start catch_debugger.h + +namespace Catch { + bool isDebuggerActive(); +} + +#ifdef CATCH_PLATFORM_MAC + + #define CATCH_TRAP() __asm__("int $3\n" : : ) /* NOLINT */ + +#elif defined(CATCH_PLATFORM_LINUX) + // If we can use inline assembler, do it because this allows us to break + // directly at the location of the failing check instead of breaking inside + // raise() called from it, i.e. one stack frame below. + #if defined(__GNUC__) && (defined(__i386) || defined(__x86_64)) + #define CATCH_TRAP() asm volatile ("int $3") /* NOLINT */ + #else // Fall back to the generic way. + #include <signal.h> + + #define CATCH_TRAP() raise(SIGTRAP) + #endif +#elif defined(_MSC_VER) + #define CATCH_TRAP() __debugbreak() +#elif defined(__MINGW32__) + extern "C" __declspec(dllimport) void __stdcall DebugBreak(); + #define CATCH_TRAP() DebugBreak() +#endif + +#ifdef CATCH_TRAP + #define CATCH_BREAK_INTO_DEBUGGER() if( Catch::isDebuggerActive() ) { CATCH_TRAP(); } +#else + #define CATCH_BREAK_INTO_DEBUGGER() Catch::alwaysTrue(); +#endif + +// end catch_debugger.h +#if !defined(CATCH_CONFIG_DISABLE) + +#if !defined(CATCH_CONFIG_DISABLE_STRINGIFICATION) + #define CATCH_INTERNAL_STRINGIFY(...) #__VA_ARGS__ +#else + #define CATCH_INTERNAL_STRINGIFY(...) "Disabled by CATCH_CONFIG_DISABLE_STRINGIFICATION" +#endif + +#if defined(CATCH_CONFIG_FAST_COMPILE) +/////////////////////////////////////////////////////////////////////////////// +// We can speedup compilation significantly by breaking into debugger lower in +// the callstack, because then we don't have to expand CATCH_BREAK_INTO_DEBUGGER +// macro in each assertion +#define INTERNAL_CATCH_REACT( handler ) \ + handler.reactWithDebugBreak(); + +/////////////////////////////////////////////////////////////////////////////// +// Another way to speed-up compilation is to omit local try-catch for REQUIRE* +// macros. +// This can potentially cause false negative, if the test code catches +// the exception before it propagates back up to the runner. +#define INTERNAL_CATCH_TRY( capturer ) capturer.setExceptionGuard(); +#define INTERNAL_CATCH_CATCH( capturer ) capturer.unsetExceptionGuard(); + +#else // CATCH_CONFIG_FAST_COMPILE + +/////////////////////////////////////////////////////////////////////////////// +// In the event of a failure works out if the debugger needs to be invoked +// and/or an exception thrown and takes appropriate action. +// This needs to be done as a macro so the debugger will stop in the user +// source code rather than in Catch library code +#define INTERNAL_CATCH_REACT( handler ) \ + if( handler.shouldDebugBreak() ) CATCH_BREAK_INTO_DEBUGGER(); \ + handler.reactWithoutDebugBreak(); + +#define INTERNAL_CATCH_TRY( capturer ) try +#define INTERNAL_CATCH_CATCH( capturer ) catch(...) { capturer.useActiveException(); } + +#endif + +/////////////////////////////////////////////////////////////////////////////// +#define INTERNAL_CATCH_TEST( macroName, resultDisposition, ... ) \ + do { \ + Catch::AssertionHandler catchAssertionHandler( macroName, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__), resultDisposition ); \ + INTERNAL_CATCH_TRY( catchAssertionHandler ) { \ + CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS \ + catchAssertionHandler.handle( Catch::Decomposer() <= __VA_ARGS__ ); \ + CATCH_INTERNAL_UNSUPPRESS_PARENTHESES_WARNINGS \ + } INTERNAL_CATCH_CATCH( catchAssertionHandler ) \ + INTERNAL_CATCH_REACT( catchAssertionHandler ) \ + } while( Catch::isTrue( false && static_cast<bool>( !!(__VA_ARGS__) ) ) ) // the expression here is never evaluated at runtime but it forces the compiler to give it a look + // The double negation silences MSVC's C4800 warning, the static_cast forces short-circuit evaluation if the type has overloaded &&. + +/////////////////////////////////////////////////////////////////////////////// +#define INTERNAL_CATCH_IF( macroName, resultDisposition, ... ) \ + INTERNAL_CATCH_TEST( macroName, resultDisposition, __VA_ARGS__ ); \ + if( Catch::getResultCapture().lastAssertionPassed() ) + +/////////////////////////////////////////////////////////////////////////////// +#define INTERNAL_CATCH_ELSE( macroName, resultDisposition, ... ) \ + INTERNAL_CATCH_TEST( macroName, resultDisposition, __VA_ARGS__ ); \ + if( !Catch::getResultCapture().lastAssertionPassed() ) + +/////////////////////////////////////////////////////////////////////////////// +#define INTERNAL_CATCH_NO_THROW( macroName, resultDisposition, ... ) \ + do { \ + Catch::AssertionHandler catchAssertionHandler( macroName, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__), resultDisposition ); \ + try { \ + static_cast<void>(__VA_ARGS__); \ + catchAssertionHandler.handle( Catch::ResultWas::Ok ); \ + } \ + catch( ... ) { \ + catchAssertionHandler.useActiveException(); \ + } \ + INTERNAL_CATCH_REACT( catchAssertionHandler ) \ + } while( Catch::alwaysFalse() ) + +/////////////////////////////////////////////////////////////////////////////// +#define INTERNAL_CATCH_THROWS( macroName, resultDisposition, ... ) \ + do { \ + Catch::AssertionHandler catchAssertionHandler( macroName, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__), resultDisposition); \ + if( catchAssertionHandler.allowThrows() ) \ + try { \ + static_cast<void>(__VA_ARGS__); \ + catchAssertionHandler.handle( Catch::ResultWas::DidntThrowException ); \ + } \ + catch( ... ) { \ + catchAssertionHandler.handle( Catch::ResultWas::Ok ); \ + } \ + else \ + catchAssertionHandler.handle( Catch::ResultWas::Ok ); \ + INTERNAL_CATCH_REACT( catchAssertionHandler ) \ + } while( Catch::alwaysFalse() ) + +/////////////////////////////////////////////////////////////////////////////// +#define INTERNAL_CATCH_THROWS_AS( macroName, exceptionType, resultDisposition, expr ) \ + do { \ + Catch::AssertionHandler catchAssertionHandler( macroName, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(expr) ", " CATCH_INTERNAL_STRINGIFY(exceptionType), resultDisposition ); \ + if( catchAssertionHandler.allowThrows() ) \ + try { \ + static_cast<void>(expr); \ + catchAssertionHandler.handle( Catch::ResultWas::DidntThrowException ); \ + } \ + catch( exceptionType const& ) { \ + catchAssertionHandler.handle( Catch::ResultWas::Ok ); \ + } \ + catch( ... ) { \ + catchAssertionHandler.useActiveException(); \ + } \ + else \ + catchAssertionHandler.handle( Catch::ResultWas::Ok ); \ + INTERNAL_CATCH_REACT( catchAssertionHandler ) \ + } while( Catch::alwaysFalse() ) + +/////////////////////////////////////////////////////////////////////////////// +#define INTERNAL_CATCH_MSG( macroName, messageType, resultDisposition, ... ) \ + do { \ + Catch::AssertionHandler catchAssertionHandler( macroName, CATCH_INTERNAL_LINEINFO, "", resultDisposition ); \ + catchAssertionHandler.handle( messageType, ( Catch::MessageStream() << __VA_ARGS__ + ::Catch::StreamEndStop() ).m_stream.str() ); \ + INTERNAL_CATCH_REACT( catchAssertionHandler ) \ + } while( Catch::alwaysFalse() ) + +/////////////////////////////////////////////////////////////////////////////// +#define INTERNAL_CATCH_INFO( macroName, log ) \ + Catch::ScopedMessage INTERNAL_CATCH_UNIQUE_NAME( scopedMessage ) = Catch::MessageBuilder( macroName, CATCH_INTERNAL_LINEINFO, Catch::ResultWas::Info ) << log; + +/////////////////////////////////////////////////////////////////////////////// +// Although this is matcher-based, it can be used with just a string +#define INTERNAL_CATCH_THROWS_STR_MATCHES( macroName, resultDisposition, matcher, ... ) \ + do { \ + Catch::AssertionHandler catchAssertionHandler( macroName, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__) ", " CATCH_INTERNAL_STRINGIFY(matcher), resultDisposition ); \ + if( catchAssertionHandler.allowThrows() ) \ + try { \ + static_cast<void>(__VA_ARGS__); \ + catchAssertionHandler.handle( Catch::ResultWas::DidntThrowException ); \ + } \ + catch( ... ) { \ + handleExceptionMatchExpr( catchAssertionHandler, matcher, #matcher ); \ + } \ + else \ + catchAssertionHandler.handle( Catch::ResultWas::Ok ); \ + INTERNAL_CATCH_REACT( catchAssertionHandler ) \ + } while( Catch::alwaysFalse() ) + +#endif // CATCH_CONFIG_DISABLE + +// end catch_capture.hpp +// start catch_section.h + +// start catch_section_info.h + +// start catch_totals.h + +#include <cstddef> + +namespace Catch { + + struct Counts { + Counts operator - ( Counts const& other ) const; + Counts& operator += ( Counts const& other ); + + std::size_t total() const; + bool allPassed() const; + bool allOk() const; + + std::size_t passed = 0; + std::size_t failed = 0; + std::size_t failedButOk = 0; + }; + + struct Totals { + + Totals operator - ( Totals const& other ) const; + Totals& operator += ( Totals const& other ); + + Totals delta( Totals const& prevTotals ) const; + + Counts assertions; + Counts testCases; + }; +} + +// end catch_totals.h +#include <string> + +namespace Catch { + + struct SectionInfo { + SectionInfo + ( SourceLineInfo const& _lineInfo, + std::string const& _name, + std::string const& _description = std::string() ); + + std::string name; + std::string description; + SourceLineInfo lineInfo; + }; + + struct SectionEndInfo { + SectionEndInfo( SectionInfo const& _sectionInfo, Counts const& _prevAssertions, double _durationInSeconds ); + + SectionInfo sectionInfo; + Counts prevAssertions; + double durationInSeconds; + }; + +} // end namespace Catch + +// end catch_section_info.h +// start catch_timer.h + +#include <cstdint> + +namespace Catch { + + auto getCurrentNanosecondsSinceEpoch() -> uint64_t; + auto getEstimatedClockResolution() -> uint64_t; + + class Timer { + uint64_t m_nanoseconds = 0; + public: + void start(); + auto getElapsedNanoseconds() const -> unsigned int; + auto getElapsedMicroseconds() const -> unsigned int; + auto getElapsedMilliseconds() const -> unsigned int; + auto getElapsedSeconds() const -> double; + }; + +} // namespace Catch + +// end catch_timer.h +#include <string> + +namespace Catch { + + class Section : NonCopyable { + public: + Section( SectionInfo const& info ); + ~Section(); + + // This indicates whether the section should be executed or not + explicit operator bool() const; + + private: + SectionInfo m_info; + + std::string m_name; + Counts m_assertions; + bool m_sectionIncluded; + Timer m_timer; + }; + +} // end namespace Catch + + #define INTERNAL_CATCH_SECTION( ... ) \ + if( Catch::Section const& INTERNAL_CATCH_UNIQUE_NAME( catch_internal_Section ) = Catch::SectionInfo( CATCH_INTERNAL_LINEINFO, __VA_ARGS__ ) ) + +// end catch_section.h +// start catch_benchmark.h + +#include <cstdint> +#include <string> + +namespace Catch { + + class BenchmarkLooper { + + std::string m_name; + std::size_t m_count = 0; + std::size_t m_iterationsToRun = 1; + uint64_t m_resolution; + Timer m_timer; + + static auto getResolution() -> uint64_t; + public: + // Keep most of this inline as it's on the code path that is being timed + BenchmarkLooper( StringRef name ) + : m_name( name ), + m_resolution( getResolution() ) + { + reportStart(); + m_timer.start(); + } + + explicit operator bool() { + if( m_count < m_iterationsToRun ) + return true; + return needsMoreIterations(); + } + + void increment() { + ++m_count; + } + + void reportStart(); + auto needsMoreIterations() -> bool; + }; + +} // end namespace Catch + +#define BENCHMARK( name ) \ + for( Catch::BenchmarkLooper looper( name ); looper; looper.increment() ) + +// end catch_benchmark.h +// start catch_interfaces_exception.h + +// start catch_interfaces_registry_hub.h + +#include <string> +#include <memory> + +namespace Catch { + + class TestCase; + struct ITestCaseRegistry; + struct IExceptionTranslatorRegistry; + struct IExceptionTranslator; + struct IReporterRegistry; + struct IReporterFactory; + struct ITagAliasRegistry; + class StartupExceptionRegistry; + + using IReporterFactoryPtr = std::shared_ptr<IReporterFactory>; + + struct IRegistryHub { + virtual ~IRegistryHub(); + + virtual IReporterRegistry const& getReporterRegistry() const = 0; + virtual ITestCaseRegistry const& getTestCaseRegistry() const = 0; + virtual ITagAliasRegistry const& getTagAliasRegistry() const = 0; + + virtual IExceptionTranslatorRegistry& getExceptionTranslatorRegistry() = 0; + + virtual StartupExceptionRegistry const& getStartupExceptionRegistry() const = 0; + }; + + struct IMutableRegistryHub { + virtual ~IMutableRegistryHub(); + virtual void registerReporter( std::string const& name, IReporterFactoryPtr const& factory ) = 0; + virtual void registerListener( IReporterFactoryPtr const& factory ) = 0; + virtual void registerTest( TestCase const& testInfo ) = 0; + virtual void registerTranslator( const IExceptionTranslator* translator ) = 0; + virtual void registerTagAlias( std::string const& alias, std::string const& tag, SourceLineInfo const& lineInfo ) = 0; + virtual void registerStartupException() noexcept = 0; + }; + + IRegistryHub& getRegistryHub(); + IMutableRegistryHub& getMutableRegistryHub(); + void cleanUp(); + std::string translateActiveException(); + +} + +// end catch_interfaces_registry_hub.h +#if defined(CATCH_CONFIG_DISABLE) + #define INTERNAL_CATCH_TRANSLATE_EXCEPTION_NO_REG( translatorName, signature) \ + static std::string translatorName( signature ) +#endif + +#include <exception> +#include <string> +#include <vector> + +namespace Catch { + using exceptionTranslateFunction = std::string(*)(); + + struct IExceptionTranslator; + using ExceptionTranslators = std::vector<std::unique_ptr<IExceptionTranslator const>>; + + struct IExceptionTranslator { + virtual ~IExceptionTranslator(); + virtual std::string translate( ExceptionTranslators::const_iterator it, ExceptionTranslators::const_iterator itEnd ) const = 0; + }; + + struct IExceptionTranslatorRegistry { + virtual ~IExceptionTranslatorRegistry(); + + virtual std::string translateActiveException() const = 0; + }; + + class ExceptionTranslatorRegistrar { + template<typename T> + class ExceptionTranslator : public IExceptionTranslator { + public: + + ExceptionTranslator( std::string(*translateFunction)( T& ) ) + : m_translateFunction( translateFunction ) + {} + + std::string translate( ExceptionTranslators::const_iterator it, ExceptionTranslators::const_iterator itEnd ) const override { + try { + if( it == itEnd ) + std::rethrow_exception(std::current_exception()); + else + return (*it)->translate( it+1, itEnd ); + } + catch( T& ex ) { + return m_translateFunction( ex ); + } + } + + protected: + std::string(*m_translateFunction)( T& ); + }; + + public: + template<typename T> + ExceptionTranslatorRegistrar( std::string(*translateFunction)( T& ) ) { + getMutableRegistryHub().registerTranslator + ( new ExceptionTranslator<T>( translateFunction ) ); + } + }; +} + +/////////////////////////////////////////////////////////////////////////////// +#define INTERNAL_CATCH_TRANSLATE_EXCEPTION2( translatorName, signature ) \ + static std::string translatorName( signature ); \ + namespace{ Catch::ExceptionTranslatorRegistrar INTERNAL_CATCH_UNIQUE_NAME( catch_internal_ExceptionRegistrar )( &translatorName ); }\ + static std::string translatorName( signature ) + +#define INTERNAL_CATCH_TRANSLATE_EXCEPTION( signature ) INTERNAL_CATCH_TRANSLATE_EXCEPTION2( INTERNAL_CATCH_UNIQUE_NAME( catch_internal_ExceptionTranslator ), signature ) + +// end catch_interfaces_exception.h +// start catch_approx.h + +// start catch_enforce.h + +#include <sstream> +#include <stdexcept> + +#define CATCH_PREPARE_EXCEPTION( type, msg ) \ + type( static_cast<std::ostringstream&&>( std::ostringstream() << msg ).str() ) +#define CATCH_INTERNAL_ERROR( msg ) \ + throw CATCH_PREPARE_EXCEPTION( std::logic_error, CATCH_INTERNAL_LINEINFO << ": Internal Catch error: " << msg); +#define CATCH_ERROR( msg ) \ + throw CATCH_PREPARE_EXCEPTION( std::domain_error, msg ) +#define CATCH_ENFORCE( condition, msg ) \ + do{ if( !(condition) ) CATCH_ERROR( msg ); } while(false) + +// end catch_enforce.h +#include <type_traits> + +namespace Catch { +namespace Detail { + + class Approx { + private: + bool equalityComparisonImpl(double other) const; + + public: + explicit Approx ( double value ); + + static Approx custom(); + + template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type> + Approx operator()( T const& value ) { + Approx approx( static_cast<double>(value) ); + approx.epsilon( m_epsilon ); + approx.margin( m_margin ); + approx.scale( m_scale ); + return approx; + } + + template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type> + explicit Approx( T const& value ): Approx(static_cast<double>(value)) + {} + + template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type> + friend bool operator == ( const T& lhs, Approx const& rhs ) { + auto lhs_v = static_cast<double>(lhs); + return rhs.equalityComparisonImpl(lhs_v); + } + + template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type> + friend bool operator == ( Approx const& lhs, const T& rhs ) { + return operator==( rhs, lhs ); + } + + template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type> + friend bool operator != ( T const& lhs, Approx const& rhs ) { + return !operator==( lhs, rhs ); + } + + template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type> + friend bool operator != ( Approx const& lhs, T const& rhs ) { + return !operator==( rhs, lhs ); + } + + template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type> + friend bool operator <= ( T const& lhs, Approx const& rhs ) { + return static_cast<double>(lhs) < rhs.m_value || lhs == rhs; + } + + template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type> + friend bool operator <= ( Approx const& lhs, T const& rhs ) { + return lhs.m_value < static_cast<double>(rhs) || lhs == rhs; + } + + template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type> + friend bool operator >= ( T const& lhs, Approx const& rhs ) { + return static_cast<double>(lhs) > rhs.m_value || lhs == rhs; + } + + template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type> + friend bool operator >= ( Approx const& lhs, T const& rhs ) { + return lhs.m_value > static_cast<double>(rhs) || lhs == rhs; + } + + template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type> + Approx& epsilon( T const& newEpsilon ) { + double epsilonAsDouble = static_cast<double>(newEpsilon); + CATCH_ENFORCE(epsilonAsDouble >= 0 && epsilonAsDouble <= 1.0, + "Invalid Approx::epsilon: " << epsilonAsDouble + << ", Approx::epsilon has to be between 0 and 1"); + m_epsilon = epsilonAsDouble; + return *this; + } + + template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type> + Approx& margin( T const& newMargin ) { + double marginAsDouble = static_cast<double>(newMargin); + CATCH_ENFORCE(marginAsDouble >= 0, + "Invalid Approx::margin: " << marginAsDouble + << ", Approx::Margin has to be non-negative."); + m_margin = marginAsDouble; + return *this; + } + + template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type> + Approx& scale( T const& newScale ) { + m_scale = static_cast<double>(newScale); + return *this; + } + + std::string toString() const; + + private: + double m_epsilon; + double m_margin; + double m_scale; + double m_value; + }; +} + +template<> +struct StringMaker<Catch::Detail::Approx> { + static std::string convert(Catch::Detail::Approx const& value); +}; + +} // end namespace Catch + +// end catch_approx.h +// start catch_string_manip.h + +#include <string> +#include <iosfwd> + +namespace Catch { + + bool startsWith( std::string const& s, std::string const& prefix ); + bool startsWith( std::string const& s, char prefix ); + bool endsWith( std::string const& s, std::string const& suffix ); + bool endsWith( std::string const& s, char suffix ); + bool contains( std::string const& s, std::string const& infix ); + void toLowerInPlace( std::string& s ); + std::string toLower( std::string const& s ); + std::string trim( std::string const& str ); + bool replaceInPlace( std::string& str, std::string const& replaceThis, std::string const& withThis ); + + struct pluralise { + pluralise( std::size_t count, std::string const& label ); + + friend std::ostream& operator << ( std::ostream& os, pluralise const& pluraliser ); + + std::size_t m_count; + std::string m_label; + }; +} + +// end catch_string_manip.h +#ifndef CATCH_CONFIG_DISABLE_MATCHERS +// start catch_capture_matchers.h + +// start catch_matchers.h + +#include <string> +#include <vector> + +namespace Catch { +namespace Matchers { + namespace Impl { + + template<typename ArgT> struct MatchAllOf; + template<typename ArgT> struct MatchAnyOf; + template<typename ArgT> struct MatchNotOf; + + class MatcherUntypedBase { + public: + MatcherUntypedBase() = default; + MatcherUntypedBase ( MatcherUntypedBase const& ) = default; + MatcherUntypedBase& operator = ( MatcherUntypedBase const& ) = delete; + std::string toString() const; + + protected: + virtual ~MatcherUntypedBase(); + virtual std::string describe() const = 0; + mutable std::string m_cachedToString; + }; + + template<typename ObjectT> + struct MatcherMethod { + virtual bool match( ObjectT const& arg ) const = 0; + }; + template<typename PtrT> + struct MatcherMethod<PtrT*> { + virtual bool match( PtrT* arg ) const = 0; + }; + + template<typename ObjectT, typename ComparatorT = ObjectT> + struct MatcherBase : MatcherUntypedBase, MatcherMethod<ObjectT> { + + MatchAllOf<ComparatorT> operator && ( MatcherBase const& other ) const; + MatchAnyOf<ComparatorT> operator || ( MatcherBase const& other ) const; + MatchNotOf<ComparatorT> operator ! () const; + }; + + template<typename ArgT> + struct MatchAllOf : MatcherBase<ArgT> { + bool match( ArgT const& arg ) const override { + for( auto matcher : m_matchers ) { + if (!matcher->match(arg)) + return false; + } + return true; + } + std::string describe() const override { + std::string description; + description.reserve( 4 + m_matchers.size()*32 ); + description += "( "; + bool first = true; + for( auto matcher : m_matchers ) { + if( first ) + first = false; + else + description += " and "; + description += matcher->toString(); + } + description += " )"; + return description; + } + + MatchAllOf<ArgT>& operator && ( MatcherBase<ArgT> const& other ) { + m_matchers.push_back( &other ); + return *this; + } + + std::vector<MatcherBase<ArgT> const*> m_matchers; + }; + template<typename ArgT> + struct MatchAnyOf : MatcherBase<ArgT> { + + bool match( ArgT const& arg ) const override { + for( auto matcher : m_matchers ) { + if (matcher->match(arg)) + return true; + } + return false; + } + std::string describe() const override { + std::string description; + description.reserve( 4 + m_matchers.size()*32 ); + description += "( "; + bool first = true; + for( auto matcher : m_matchers ) { + if( first ) + first = false; + else + description += " or "; + description += matcher->toString(); + } + description += " )"; + return description; + } + + MatchAnyOf<ArgT>& operator || ( MatcherBase<ArgT> const& other ) { + m_matchers.push_back( &other ); + return *this; + } + + std::vector<MatcherBase<ArgT> const*> m_matchers; + }; + + template<typename ArgT> + struct MatchNotOf : MatcherBase<ArgT> { + + MatchNotOf( MatcherBase<ArgT> const& underlyingMatcher ) : m_underlyingMatcher( underlyingMatcher ) {} + + bool match( ArgT const& arg ) const override { + return !m_underlyingMatcher.match( arg ); + } + + std::string describe() const override { + return "not " + m_underlyingMatcher.toString(); + } + MatcherBase<ArgT> const& m_underlyingMatcher; + }; + + template<typename ObjectT, typename ComparatorT> + MatchAllOf<ComparatorT> MatcherBase<ObjectT, ComparatorT>::operator && ( MatcherBase const& other ) const { + return MatchAllOf<ComparatorT>() && *this && other; + } + template<typename ObjectT, typename ComparatorT> + MatchAnyOf<ComparatorT> MatcherBase<ObjectT, ComparatorT>::operator || ( MatcherBase const& other ) const { + return MatchAnyOf<ComparatorT>() || *this || other; + } + template<typename ObjectT, typename ComparatorT> + MatchNotOf<ComparatorT> MatcherBase<ObjectT, ComparatorT>::operator ! () const { + return MatchNotOf<ComparatorT>( *this ); + } + + } // namespace Impl + +} // namespace Matchers + +using namespace Matchers; +using Matchers::Impl::MatcherBase; + +} // namespace Catch + +// end catch_matchers.h +// start catch_matchers_string.h + +#include <string> + +namespace Catch { +namespace Matchers { + + namespace StdString { + + struct CasedString + { + CasedString( std::string const& str, CaseSensitive::Choice caseSensitivity ); + std::string adjustString( std::string const& str ) const; + std::string caseSensitivitySuffix() const; + + CaseSensitive::Choice m_caseSensitivity; + std::string m_str; + }; + + struct StringMatcherBase : MatcherBase<std::string> { + StringMatcherBase( std::string const& operation, CasedString const& comparator ); + std::string describe() const override; + + CasedString m_comparator; + std::string m_operation; + }; + + struct EqualsMatcher : StringMatcherBase { + EqualsMatcher( CasedString const& comparator ); + bool match( std::string const& source ) const override; + }; + struct ContainsMatcher : StringMatcherBase { + ContainsMatcher( CasedString const& comparator ); + bool match( std::string const& source ) const override; + }; + struct StartsWithMatcher : StringMatcherBase { + StartsWithMatcher( CasedString const& comparator ); + bool match( std::string const& source ) const override; + }; + struct EndsWithMatcher : StringMatcherBase { + EndsWithMatcher( CasedString const& comparator ); + bool match( std::string const& source ) const override; + }; + + } // namespace StdString + + // The following functions create the actual matcher objects. + // This allows the types to be inferred + + StdString::EqualsMatcher Equals( std::string const& str, CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes ); + StdString::ContainsMatcher Contains( std::string const& str, CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes ); + StdString::EndsWithMatcher EndsWith( std::string const& str, CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes ); + StdString::StartsWithMatcher StartsWith( std::string const& str, CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes ); + +} // namespace Matchers +} // namespace Catch + +// end catch_matchers_string.h +// start catch_matchers_vector.h + +namespace Catch { +namespace Matchers { + + namespace Vector { + + template<typename T> + struct ContainsElementMatcher : MatcherBase<std::vector<T>, T> { + + ContainsElementMatcher(T const &comparator) : m_comparator( comparator) {} + + bool match(std::vector<T> const &v) const override { + for (auto const& el : v) { + if (el == m_comparator) { + return true; + } + } + return false; + } + + std::string describe() const override { + return "Contains: " + ::Catch::Detail::stringify( m_comparator ); + } + + T const& m_comparator; + }; + + template<typename T> + struct ContainsMatcher : MatcherBase<std::vector<T>, std::vector<T> > { + + ContainsMatcher(std::vector<T> const &comparator) : m_comparator( comparator ) {} + + bool match(std::vector<T> const &v) const override { + // !TBD: see note in EqualsMatcher + if (m_comparator.size() > v.size()) + return false; + for (auto const& comparator : m_comparator) { + auto present = false; + for (const auto& el : v) { + if (el == comparator) { + present = true; + break; + } + } + if (!present) { + return false; + } + } + return true; + } + std::string describe() const override { + return "Contains: " + ::Catch::Detail::stringify( m_comparator ); + } + + std::vector<T> const& m_comparator; + }; + + template<typename T> + struct EqualsMatcher : MatcherBase<std::vector<T>, std::vector<T> > { + + EqualsMatcher(std::vector<T> const &comparator) : m_comparator( comparator ) {} + + bool match(std::vector<T> const &v) const override { + // !TBD: This currently works if all elements can be compared using != + // - a more general approach would be via a compare template that defaults + // to using !=. but could be specialised for, e.g. std::vector<T> etc + // - then just call that directly + if (m_comparator.size() != v.size()) + return false; + for (std::size_t i = 0; i < v.size(); ++i) + if (m_comparator[i] != v[i]) + return false; + return true; + } + std::string describe() const override { + return "Equals: " + ::Catch::Detail::stringify( m_comparator ); + } + std::vector<T> const& m_comparator; + }; + + } // namespace Vector + + // The following functions create the actual matcher objects. + // This allows the types to be inferred + + template<typename T> + Vector::ContainsMatcher<T> Contains( std::vector<T> const& comparator ) { + return Vector::ContainsMatcher<T>( comparator ); + } + + template<typename T> + Vector::ContainsElementMatcher<T> VectorContains( T const& comparator ) { + return Vector::ContainsElementMatcher<T>( comparator ); + } + + template<typename T> + Vector::EqualsMatcher<T> Equals( std::vector<T> const& comparator ) { + return Vector::EqualsMatcher<T>( comparator ); + } + +} // namespace Matchers +} // namespace Catch + +// end catch_matchers_vector.h +namespace Catch { + + template<typename ArgT, typename MatcherT> + class MatchExpr : public ITransientExpression { + ArgT const& m_arg; + MatcherT m_matcher; + StringRef m_matcherString; + bool m_result; + public: + MatchExpr( ArgT const& arg, MatcherT const& matcher, StringRef matcherString ) + : m_arg( arg ), + m_matcher( matcher ), + m_matcherString( matcherString ), + m_result( matcher.match( arg ) ) + {} + + auto isBinaryExpression() const -> bool override { return true; } + auto getResult() const -> bool override { return m_result; } + + void streamReconstructedExpression( std::ostream &os ) const override { + auto matcherAsString = m_matcher.toString(); + os << Catch::Detail::stringify( m_arg ) << ' '; + if( matcherAsString == Detail::unprintableString ) + os << m_matcherString; + else + os << matcherAsString; + } + }; + + using StringMatcher = Matchers::Impl::MatcherBase<std::string>; + + void handleExceptionMatchExpr( AssertionHandler& handler, StringMatcher const& matcher, StringRef matcherString ); + + template<typename ArgT, typename MatcherT> + auto makeMatchExpr( ArgT const& arg, MatcherT const& matcher, StringRef matcherString ) -> MatchExpr<ArgT, MatcherT> { + return MatchExpr<ArgT, MatcherT>( arg, matcher, matcherString ); + } + +} // namespace Catch + +/////////////////////////////////////////////////////////////////////////////// +#define INTERNAL_CHECK_THAT( macroName, matcher, resultDisposition, arg ) \ + do { \ + Catch::AssertionHandler catchAssertionHandler( macroName, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(arg) ", " CATCH_INTERNAL_STRINGIFY(matcher), resultDisposition ); \ + INTERNAL_CATCH_TRY( catchAssertionHandler ) { \ + catchAssertionHandler.handle( Catch::makeMatchExpr( arg, matcher, #matcher ) ); \ + } INTERNAL_CATCH_CATCH( catchAssertionHandler ) \ + INTERNAL_CATCH_REACT( catchAssertionHandler ) \ + } while( Catch::alwaysFalse() ) + +/////////////////////////////////////////////////////////////////////////////// +#define INTERNAL_CATCH_THROWS_MATCHES( macroName, exceptionType, resultDisposition, matcher, ... ) \ + do { \ + Catch::AssertionHandler catchAssertionHandler( macroName, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__) ", " CATCH_INTERNAL_STRINGIFY(exceptionType) ", " CATCH_INTERNAL_STRINGIFY(matcher), resultDisposition ); \ + if( catchAssertionHandler.allowThrows() ) \ + try { \ + static_cast<void>(__VA_ARGS__ ); \ + catchAssertionHandler.handle( Catch::ResultWas::DidntThrowException ); \ + } \ + catch( exceptionType const& ex ) { \ + catchAssertionHandler.handle( Catch::makeMatchExpr( ex, matcher, #matcher ) ); \ + } \ + catch( ... ) { \ + catchAssertionHandler.useActiveException(); \ + } \ + else \ + catchAssertionHandler.handle( Catch::ResultWas::Ok ); \ + INTERNAL_CATCH_REACT( catchAssertionHandler ) \ + } while( Catch::alwaysFalse() ) + +// end catch_capture_matchers.h +#endif + +// These files are included here so the single_include script doesn't put them +// in the conditionally compiled sections +// start catch_test_case_info.h + +#include <string> +#include <vector> +#include <memory> + +#ifdef __clang__ +#pragma clang diagnostic push +#pragma clang diagnostic ignored "-Wpadded" +#endif + +namespace Catch { + + struct ITestInvoker; + + struct TestCaseInfo { + enum SpecialProperties{ + None = 0, + IsHidden = 1 << 1, + ShouldFail = 1 << 2, + MayFail = 1 << 3, + Throws = 1 << 4, + NonPortable = 1 << 5, + Benchmark = 1 << 6 + }; + + TestCaseInfo( std::string const& _name, + std::string const& _className, + std::string const& _description, + std::vector<std::string> const& _tags, + SourceLineInfo const& _lineInfo ); + + friend void setTags( TestCaseInfo& testCaseInfo, std::vector<std::string> tags ); + + bool isHidden() const; + bool throws() const; + bool okToFail() const; + bool expectedToFail() const; + + std::string tagsAsString() const; + + std::string name; + std::string className; + std::string description; + std::vector<std::string> tags; + std::vector<std::string> lcaseTags; + SourceLineInfo lineInfo; + SpecialProperties properties; + }; + + class TestCase : public TestCaseInfo { + public: + + TestCase( ITestInvoker* testCase, TestCaseInfo const& info ); + + TestCase withName( std::string const& _newName ) const; + + void invoke() const; + + TestCaseInfo const& getTestCaseInfo() const; + + bool operator == ( TestCase const& other ) const; + bool operator < ( TestCase const& other ) const; + + private: + std::shared_ptr<ITestInvoker> test; + }; + + TestCase makeTestCase( ITestInvoker* testCase, + std::string const& className, + std::string const& name, + std::string const& description, + SourceLineInfo const& lineInfo ); +} + +#ifdef __clang__ +#pragma clang diagnostic pop +#endif + +// end catch_test_case_info.h +// start catch_interfaces_runner.h + +namespace Catch { + + struct IRunner { + virtual ~IRunner(); + virtual bool aborting() const = 0; + }; +} + +// end catch_interfaces_runner.h + +#ifdef __OBJC__ +// start catch_objc.hpp + +#import <objc/runtime.h> + +#include <string> + +// NB. Any general catch headers included here must be included +// in catch.hpp first to make sure they are included by the single +// header for non obj-usage + +/////////////////////////////////////////////////////////////////////////////// +// This protocol is really only here for (self) documenting purposes, since +// all its methods are optional. +@protocol OcFixture + +@optional + +-(void) setUp; +-(void) tearDown; + +@end + +namespace Catch { + + class OcMethod : public ITestInvoker { + + public: + OcMethod( Class cls, SEL sel ) : m_cls( cls ), m_sel( sel ) {} + + virtual void invoke() const { + id obj = [[m_cls alloc] init]; + + performOptionalSelector( obj, @selector(setUp) ); + performOptionalSelector( obj, m_sel ); + performOptionalSelector( obj, @selector(tearDown) ); + + arcSafeRelease( obj ); + } + private: + virtual ~OcMethod() {} + + Class m_cls; + SEL m_sel; + }; + + namespace Detail{ + + inline std::string getAnnotation( Class cls, + std::string const& annotationName, + std::string const& testCaseName ) { + NSString* selStr = [[NSString alloc] initWithFormat:@"Catch_%s_%s", annotationName.c_str(), testCaseName.c_str()]; + SEL sel = NSSelectorFromString( selStr ); + arcSafeRelease( selStr ); + id value = performOptionalSelector( cls, sel ); + if( value ) + return [(NSString*)value UTF8String]; + return ""; + } + } + + inline std::size_t registerTestMethods() { + std::size_t noTestMethods = 0; + int noClasses = objc_getClassList( nullptr, 0 ); + + Class* classes = (CATCH_UNSAFE_UNRETAINED Class *)malloc( sizeof(Class) * noClasses); + objc_getClassList( classes, noClasses ); + + for( int c = 0; c < noClasses; c++ ) { + Class cls = classes[c]; + { + u_int count; + Method* methods = class_copyMethodList( cls, &count ); + for( u_int m = 0; m < count ; m++ ) { + SEL selector = method_getName(methods[m]); + std::string methodName = sel_getName(selector); + if( startsWith( methodName, "Catch_TestCase_" ) ) { + std::string testCaseName = methodName.substr( 15 ); + std::string name = Detail::getAnnotation( cls, "Name", testCaseName ); + std::string desc = Detail::getAnnotation( cls, "Description", testCaseName ); + const char* className = class_getName( cls ); + + getMutableRegistryHub().registerTest( makeTestCase( new OcMethod( cls, selector ), className, name.c_str(), desc.c_str(), SourceLineInfo("",0) ) ); + noTestMethods++; + } + } + free(methods); + } + } + return noTestMethods; + } + +#if !defined(CATCH_CONFIG_DISABLE_MATCHERS) + + namespace Matchers { + namespace Impl { + namespace NSStringMatchers { + + struct StringHolder : MatcherBase<NSString*>{ + StringHolder( NSString* substr ) : m_substr( [substr copy] ){} + StringHolder( StringHolder const& other ) : m_substr( [other.m_substr copy] ){} + StringHolder() { + arcSafeRelease( m_substr ); + } + + bool match( NSString* arg ) const override { + return false; + } + + NSString* CATCH_ARC_STRONG m_substr; + }; + + struct Equals : StringHolder { + Equals( NSString* substr ) : StringHolder( substr ){} + + bool match( NSString* str ) const override { + return (str != nil || m_substr == nil ) && + [str isEqualToString:m_substr]; + } + + std::string describe() const override { + return "equals string: " + Catch::Detail::stringify( m_substr ); + } + }; + + struct Contains : StringHolder { + Contains( NSString* substr ) : StringHolder( substr ){} + + bool match( NSString* str ) const { + return (str != nil || m_substr == nil ) && + [str rangeOfString:m_substr].location != NSNotFound; + } + + std::string describe() const override { + return "contains string: " + Catch::Detail::stringify( m_substr ); + } + }; + + struct StartsWith : StringHolder { + StartsWith( NSString* substr ) : StringHolder( substr ){} + + bool match( NSString* str ) const override { + return (str != nil || m_substr == nil ) && + [str rangeOfString:m_substr].location == 0; + } + + std::string describe() const override { + return "starts with: " + Catch::Detail::stringify( m_substr ); + } + }; + struct EndsWith : StringHolder { + EndsWith( NSString* substr ) : StringHolder( substr ){} + + bool match( NSString* str ) const override { + return (str != nil || m_substr == nil ) && + [str rangeOfString:m_substr].location == [str length] - [m_substr length]; + } + + std::string describe() const override { + return "ends with: " + Catch::Detail::stringify( m_substr ); + } + }; + + } // namespace NSStringMatchers + } // namespace Impl + + inline Impl::NSStringMatchers::Equals + Equals( NSString* substr ){ return Impl::NSStringMatchers::Equals( substr ); } + + inline Impl::NSStringMatchers::Contains + Contains( NSString* substr ){ return Impl::NSStringMatchers::Contains( substr ); } + + inline Impl::NSStringMatchers::StartsWith + StartsWith( NSString* substr ){ return Impl::NSStringMatchers::StartsWith( substr ); } + + inline Impl::NSStringMatchers::EndsWith + EndsWith( NSString* substr ){ return Impl::NSStringMatchers::EndsWith( substr ); } + + } // namespace Matchers + + using namespace Matchers; + +#endif // CATCH_CONFIG_DISABLE_MATCHERS + +} // namespace Catch + +/////////////////////////////////////////////////////////////////////////////// +#define OC_MAKE_UNIQUE_NAME( root, uniqueSuffix ) root##uniqueSuffix +#define OC_TEST_CASE2( name, desc, uniqueSuffix ) \ ++(NSString*) OC_MAKE_UNIQUE_NAME( Catch_Name_test_, uniqueSuffix ) \ +{ \ +return @ name; \ +} \ ++(NSString*) OC_MAKE_UNIQUE_NAME( Catch_Description_test_, uniqueSuffix ) \ +{ \ +return @ desc; \ +} \ +-(void) OC_MAKE_UNIQUE_NAME( Catch_TestCase_test_, uniqueSuffix ) + +#define OC_TEST_CASE( name, desc ) OC_TEST_CASE2( name, desc, __LINE__ ) + +// end catch_objc.hpp +#endif + +#ifdef CATCH_CONFIG_EXTERNAL_INTERFACES +// start catch_external_interfaces.h + +// start catch_reporter_bases.hpp + +// start catch_interfaces_reporter.h + +// start catch_config.hpp + +// start catch_test_spec_parser.h + +#ifdef __clang__ +#pragma clang diagnostic push +#pragma clang diagnostic ignored "-Wpadded" +#endif + +// start catch_test_spec.h + +#ifdef __clang__ +#pragma clang diagnostic push +#pragma clang diagnostic ignored "-Wpadded" +#endif + +// start catch_wildcard_pattern.h + +namespace Catch +{ + class WildcardPattern { + enum WildcardPosition { + NoWildcard = 0, + WildcardAtStart = 1, + WildcardAtEnd = 2, + WildcardAtBothEnds = WildcardAtStart | WildcardAtEnd + }; + + public: + + WildcardPattern( std::string const& pattern, CaseSensitive::Choice caseSensitivity ); + virtual ~WildcardPattern() = default; + virtual bool matches( std::string const& str ) const; + + private: + std::string adjustCase( std::string const& str ) const; + CaseSensitive::Choice m_caseSensitivity; + WildcardPosition m_wildcard = NoWildcard; + std::string m_pattern; + }; +} + +// end catch_wildcard_pattern.h +#include <string> +#include <vector> +#include <memory> + +namespace Catch { + + class TestSpec { + struct Pattern { + virtual ~Pattern(); + virtual bool matches( TestCaseInfo const& testCase ) const = 0; + }; + using PatternPtr = std::shared_ptr<Pattern>; + + class NamePattern : public Pattern { + public: + NamePattern( std::string const& name ); + virtual ~NamePattern(); + virtual bool matches( TestCaseInfo const& testCase ) const override; + private: + WildcardPattern m_wildcardPattern; + }; + + class TagPattern : public Pattern { + public: + TagPattern( std::string const& tag ); + virtual ~TagPattern(); + virtual bool matches( TestCaseInfo const& testCase ) const override; + private: + std::string m_tag; + }; + + class ExcludedPattern : public Pattern { + public: + ExcludedPattern( PatternPtr const& underlyingPattern ); + virtual ~ExcludedPattern(); + virtual bool matches( TestCaseInfo const& testCase ) const override; + private: + PatternPtr m_underlyingPattern; + }; + + struct Filter { + std::vector<PatternPtr> m_patterns; + + bool matches( TestCaseInfo const& testCase ) const; + }; + + public: + bool hasFilters() const; + bool matches( TestCaseInfo const& testCase ) const; + + private: + std::vector<Filter> m_filters; + + friend class TestSpecParser; + }; +} + +#ifdef __clang__ +#pragma clang diagnostic pop +#endif + +// end catch_test_spec.h +// start catch_interfaces_tag_alias_registry.h + +#include <string> + +namespace Catch { + + struct TagAlias; + + struct ITagAliasRegistry { + virtual ~ITagAliasRegistry(); + // Nullptr if not present + virtual TagAlias const* find( std::string const& alias ) const = 0; + virtual std::string expandAliases( std::string const& unexpandedTestSpec ) const = 0; + + static ITagAliasRegistry const& get(); + }; + +} // end namespace Catch + +// end catch_interfaces_tag_alias_registry.h +namespace Catch { + + class TestSpecParser { + enum Mode{ None, Name, QuotedName, Tag, EscapedName }; + Mode m_mode = None; + bool m_exclusion = false; + std::size_t m_start = std::string::npos, m_pos = 0; + std::string m_arg; + std::vector<std::size_t> m_escapeChars; + TestSpec::Filter m_currentFilter; + TestSpec m_testSpec; + ITagAliasRegistry const* m_tagAliases = nullptr; + + public: + TestSpecParser( ITagAliasRegistry const& tagAliases ); + + TestSpecParser& parse( std::string const& arg ); + TestSpec testSpec(); + + private: + void visitChar( char c ); + void startNewMode( Mode mode, std::size_t start ); + void escape(); + std::string subString() const; + + template<typename T> + void addPattern() { + std::string token = subString(); + for( std::size_t i = 0; i < m_escapeChars.size(); ++i ) + token = token.substr( 0, m_escapeChars[i]-m_start-i ) + token.substr( m_escapeChars[i]-m_start-i+1 ); + m_escapeChars.clear(); + if( startsWith( token, "exclude:" ) ) { + m_exclusion = true; + token = token.substr( 8 ); + } + if( !token.empty() ) { + TestSpec::PatternPtr pattern = std::make_shared<T>( token ); + if( m_exclusion ) + pattern = std::make_shared<TestSpec::ExcludedPattern>( pattern ); + m_currentFilter.m_patterns.push_back( pattern ); + } + m_exclusion = false; + m_mode = None; + } + + void addFilter(); + }; + TestSpec parseTestSpec( std::string const& arg ); + +} // namespace Catch + +#ifdef __clang__ +#pragma clang diagnostic pop +#endif + +// end catch_test_spec_parser.h +// start catch_interfaces_config.h + +#include <iosfwd> +#include <string> +#include <vector> +#include <memory> + +namespace Catch { + + enum class Verbosity { + Quiet = 0, + Normal, + High + }; + + struct WarnAbout { enum What { + Nothing = 0x00, + NoAssertions = 0x01 + }; }; + + struct ShowDurations { enum OrNot { + DefaultForReporter, + Always, + Never + }; }; + struct RunTests { enum InWhatOrder { + InDeclarationOrder, + InLexicographicalOrder, + InRandomOrder + }; }; + struct UseColour { enum YesOrNo { + Auto, + Yes, + No + }; }; + struct WaitForKeypress { enum When { + Never, + BeforeStart = 1, + BeforeExit = 2, + BeforeStartAndExit = BeforeStart | BeforeExit + }; }; + + class TestSpec; + + struct IConfig : NonCopyable { + + virtual ~IConfig(); + + virtual bool allowThrows() const = 0; + virtual std::ostream& stream() const = 0; + virtual std::string name() const = 0; + virtual bool includeSuccessfulResults() const = 0; + virtual bool shouldDebugBreak() const = 0; + virtual bool warnAboutMissingAssertions() const = 0; + virtual int abortAfter() const = 0; + virtual bool showInvisibles() const = 0; + virtual ShowDurations::OrNot showDurations() const = 0; + virtual TestSpec const& testSpec() const = 0; + virtual RunTests::InWhatOrder runOrder() const = 0; + virtual unsigned int rngSeed() const = 0; + virtual int benchmarkResolutionMultiple() const = 0; + virtual UseColour::YesOrNo useColour() const = 0; + virtual std::vector<std::string> const& getSectionsToRun() const = 0; + virtual Verbosity verbosity() const = 0; + }; + + using IConfigPtr = std::shared_ptr<IConfig const>; +} + +// end catch_interfaces_config.h +// Libstdc++ doesn't like incomplete classes for unique_ptr +// start catch_stream.h + +// start catch_streambuf.h + +#include <streambuf> + +namespace Catch { + + class StreamBufBase : public std::streambuf { + public: + virtual ~StreamBufBase(); + }; +} + +// end catch_streambuf.h +#include <streambuf> +#include <ostream> +#include <fstream> +#include <memory> + +namespace Catch { + + std::ostream& cout(); + std::ostream& cerr(); + std::ostream& clog(); + + struct IStream { + virtual ~IStream(); + virtual std::ostream& stream() const = 0; + }; + + class FileStream : public IStream { + mutable std::ofstream m_ofs; + public: + FileStream( std::string const& filename ); + ~FileStream() override = default; + public: // IStream + std::ostream& stream() const override; + }; + + class CoutStream : public IStream { + mutable std::ostream m_os; + public: + CoutStream(); + ~CoutStream() override = default; + + public: // IStream + std::ostream& stream() const override; + }; + + class DebugOutStream : public IStream { + std::unique_ptr<StreamBufBase> m_streamBuf; + mutable std::ostream m_os; + public: + DebugOutStream(); + ~DebugOutStream() override = default; + + public: // IStream + std::ostream& stream() const override; + }; +} + +// end catch_stream.h + +#include <memory> +#include <vector> +#include <string> + +#ifndef CATCH_CONFIG_CONSOLE_WIDTH +#define CATCH_CONFIG_CONSOLE_WIDTH 80 +#endif + +namespace Catch { + + struct IStream; + + struct ConfigData { + bool listTests = false; + bool listTags = false; + bool listReporters = false; + bool listTestNamesOnly = false; + + bool showSuccessfulTests = false; + bool shouldDebugBreak = false; + bool noThrow = false; + bool showHelp = false; + bool showInvisibles = false; + bool filenamesAsTags = false; + bool libIdentify = false; + + int abortAfter = -1; + unsigned int rngSeed = 0; + int benchmarkResolutionMultiple = 100; + + Verbosity verbosity = Verbosity::Normal; + WarnAbout::What warnings = WarnAbout::Nothing; + ShowDurations::OrNot showDurations = ShowDurations::DefaultForReporter; + RunTests::InWhatOrder runOrder = RunTests::InDeclarationOrder; + UseColour::YesOrNo useColour = UseColour::Auto; + WaitForKeypress::When waitForKeypress = WaitForKeypress::Never; + + std::string outputFilename; + std::string name; + std::string processName; + + std::vector<std::string> reporterNames; + std::vector<std::string> testsOrTags; + std::vector<std::string> sectionsToRun; + }; + + class Config : public IConfig { + public: + + Config() = default; + Config( ConfigData const& data ); + virtual ~Config() = default; + + std::string const& getFilename() const; + + bool listTests() const; + bool listTestNamesOnly() const; + bool listTags() const; + bool listReporters() const; + + std::string getProcessName() const; + + std::vector<std::string> const& getReporterNames() const; + std::vector<std::string> const& getSectionsToRun() const override; + + virtual TestSpec const& testSpec() const override; + + bool showHelp() const; + + // IConfig interface + bool allowThrows() const override; + std::ostream& stream() const override; + std::string name() const override; + bool includeSuccessfulResults() const override; + bool warnAboutMissingAssertions() const override; + ShowDurations::OrNot showDurations() const override; + RunTests::InWhatOrder runOrder() const override; + unsigned int rngSeed() const override; + int benchmarkResolutionMultiple() const override; + UseColour::YesOrNo useColour() const override; + bool shouldDebugBreak() const override; + int abortAfter() const override; + bool showInvisibles() const override; + Verbosity verbosity() const override; + + private: + + IStream const* openStream(); + ConfigData m_data; + + std::unique_ptr<IStream const> m_stream; + TestSpec m_testSpec; + }; + +} // end namespace Catch + +// end catch_config.hpp +// start catch_assertionresult.h + +#include <string> + +namespace Catch { + + struct AssertionResultData + { + AssertionResultData() = delete; + + AssertionResultData( ResultWas::OfType _resultType, LazyExpression const& _lazyExpression ); + + std::string message; + mutable std::string reconstructedExpression; + LazyExpression lazyExpression; + ResultWas::OfType resultType; + + std::string reconstructExpression() const; + }; + + class AssertionResult { + public: + AssertionResult() = delete; + AssertionResult( AssertionInfo const& info, AssertionResultData const& data ); + + bool isOk() const; + bool succeeded() const; + ResultWas::OfType getResultType() const; + bool hasExpression() const; + bool hasMessage() const; + std::string getExpression() const; + std::string getExpressionInMacro() const; + bool hasExpandedExpression() const; + std::string getExpandedExpression() const; + std::string getMessage() const; + SourceLineInfo getSourceInfo() const; + std::string getTestMacroName() const; + + //protected: + AssertionInfo m_info; + AssertionResultData m_resultData; + }; + +} // end namespace Catch + +// end catch_assertionresult.h +// start catch_option.hpp + +namespace Catch { + + // An optional type + template<typename T> + class Option { + public: + Option() : nullableValue( nullptr ) {} + Option( T const& _value ) + : nullableValue( new( storage ) T( _value ) ) + {} + Option( Option const& _other ) + : nullableValue( _other ? new( storage ) T( *_other ) : nullptr ) + {} + + ~Option() { + reset(); + } + + Option& operator= ( Option const& _other ) { + if( &_other != this ) { + reset(); + if( _other ) + nullableValue = new( storage ) T( *_other ); + } + return *this; + } + Option& operator = ( T const& _value ) { + reset(); + nullableValue = new( storage ) T( _value ); + return *this; + } + + void reset() { + if( nullableValue ) + nullableValue->~T(); + nullableValue = nullptr; + } + + T& operator*() { return *nullableValue; } + T const& operator*() const { return *nullableValue; } + T* operator->() { return nullableValue; } + const T* operator->() const { return nullableValue; } + + T valueOr( T const& defaultValue ) const { + return nullableValue ? *nullableValue : defaultValue; + } + + bool some() const { return nullableValue != nullptr; } + bool none() const { return nullableValue == nullptr; } + + bool operator !() const { return nullableValue == nullptr; } + explicit operator bool() const { + return some(); + } + + private: + T *nullableValue; + alignas(alignof(T)) char storage[sizeof(T)]; + }; + +} // end namespace Catch + +// end catch_option.hpp +#include <string> +#include <iosfwd> +#include <map> +#include <set> +#include <memory> + +namespace Catch { + + struct ReporterConfig { + explicit ReporterConfig( IConfigPtr const& _fullConfig ); + + ReporterConfig( IConfigPtr const& _fullConfig, std::ostream& _stream ); + + std::ostream& stream() const; + IConfigPtr fullConfig() const; + + private: + std::ostream* m_stream; + IConfigPtr m_fullConfig; + }; + + struct ReporterPreferences { + bool shouldRedirectStdOut = false; + }; + + template<typename T> + struct LazyStat : Option<T> { + LazyStat& operator=( T const& _value ) { + Option<T>::operator=( _value ); + used = false; + return *this; + } + void reset() { + Option<T>::reset(); + used = false; + } + bool used = false; + }; + + struct TestRunInfo { + TestRunInfo( std::string const& _name ); + std::string name; + }; + struct GroupInfo { + GroupInfo( std::string const& _name, + std::size_t _groupIndex, + std::size_t _groupsCount ); + + std::string name; + std::size_t groupIndex; + std::size_t groupsCounts; + }; + + struct AssertionStats { + AssertionStats( AssertionResult const& _assertionResult, + std::vector<MessageInfo> const& _infoMessages, + Totals const& _totals ); + + AssertionStats( AssertionStats const& ) = default; + AssertionStats( AssertionStats && ) = default; + AssertionStats& operator = ( AssertionStats const& ) = default; + AssertionStats& operator = ( AssertionStats && ) = default; + virtual ~AssertionStats(); + + AssertionResult assertionResult; + std::vector<MessageInfo> infoMessages; + Totals totals; + }; + + struct SectionStats { + SectionStats( SectionInfo const& _sectionInfo, + Counts const& _assertions, + double _durationInSeconds, + bool _missingAssertions ); + SectionStats( SectionStats const& ) = default; + SectionStats( SectionStats && ) = default; + SectionStats& operator = ( SectionStats const& ) = default; + SectionStats& operator = ( SectionStats && ) = default; + virtual ~SectionStats(); + + SectionInfo sectionInfo; + Counts assertions; + double durationInSeconds; + bool missingAssertions; + }; + + struct TestCaseStats { + TestCaseStats( TestCaseInfo const& _testInfo, + Totals const& _totals, + std::string const& _stdOut, + std::string const& _stdErr, + bool _aborting ); + + TestCaseStats( TestCaseStats const& ) = default; + TestCaseStats( TestCaseStats && ) = default; + TestCaseStats& operator = ( TestCaseStats const& ) = default; + TestCaseStats& operator = ( TestCaseStats && ) = default; + virtual ~TestCaseStats(); + + TestCaseInfo testInfo; + Totals totals; + std::string stdOut; + std::string stdErr; + bool aborting; + }; + + struct TestGroupStats { + TestGroupStats( GroupInfo const& _groupInfo, + Totals const& _totals, + bool _aborting ); + TestGroupStats( GroupInfo const& _groupInfo ); + + TestGroupStats( TestGroupStats const& ) = default; + TestGroupStats( TestGroupStats && ) = default; + TestGroupStats& operator = ( TestGroupStats const& ) = default; + TestGroupStats& operator = ( TestGroupStats && ) = default; + virtual ~TestGroupStats(); + + GroupInfo groupInfo; + Totals totals; + bool aborting; + }; + + struct TestRunStats { + TestRunStats( TestRunInfo const& _runInfo, + Totals const& _totals, + bool _aborting ); + + TestRunStats( TestRunStats const& ) = default; + TestRunStats( TestRunStats && ) = default; + TestRunStats& operator = ( TestRunStats const& ) = default; + TestRunStats& operator = ( TestRunStats && ) = default; + virtual ~TestRunStats(); + + TestRunInfo runInfo; + Totals totals; + bool aborting; + }; + + struct BenchmarkInfo { + std::string name; + }; + struct BenchmarkStats { + BenchmarkInfo info; + std::size_t iterations; + uint64_t elapsedTimeInNanoseconds; + }; + + struct IStreamingReporter { + virtual ~IStreamingReporter() = default; + + // Implementing class must also provide the following static methods: + // static std::string getDescription(); + // static std::set<Verbosity> getSupportedVerbosities() + + virtual ReporterPreferences getPreferences() const = 0; + + virtual void noMatchingTestCases( std::string const& spec ) = 0; + + virtual void testRunStarting( TestRunInfo const& testRunInfo ) = 0; + virtual void testGroupStarting( GroupInfo const& groupInfo ) = 0; + + virtual void testCaseStarting( TestCaseInfo const& testInfo ) = 0; + virtual void sectionStarting( SectionInfo const& sectionInfo ) = 0; + + // *** experimental *** + virtual void benchmarkStarting( BenchmarkInfo const& ) {} + + virtual void assertionStarting( AssertionInfo const& assertionInfo ) = 0; + + // The return value indicates if the messages buffer should be cleared: + virtual bool assertionEnded( AssertionStats const& assertionStats ) = 0; + + // *** experimental *** + virtual void benchmarkEnded( BenchmarkStats const& ) {} + + virtual void sectionEnded( SectionStats const& sectionStats ) = 0; + virtual void testCaseEnded( TestCaseStats const& testCaseStats ) = 0; + virtual void testGroupEnded( TestGroupStats const& testGroupStats ) = 0; + virtual void testRunEnded( TestRunStats const& testRunStats ) = 0; + + virtual void skipTest( TestCaseInfo const& testInfo ) = 0; + + // Default empty implementation provided + virtual void fatalErrorEncountered( StringRef name ); + + virtual bool isMulti() const; + }; + using IStreamingReporterPtr = std::unique_ptr<IStreamingReporter>; + + struct IReporterFactory { + virtual ~IReporterFactory(); + virtual IStreamingReporterPtr create( ReporterConfig const& config ) const = 0; + virtual std::string getDescription() const = 0; + }; + using IReporterFactoryPtr = std::shared_ptr<IReporterFactory>; + + struct IReporterRegistry { + using FactoryMap = std::map<std::string, IReporterFactoryPtr>; + using Listeners = std::vector<IReporterFactoryPtr>; + + virtual ~IReporterRegistry(); + virtual IStreamingReporterPtr create( std::string const& name, IConfigPtr const& config ) const = 0; + virtual FactoryMap const& getFactories() const = 0; + virtual Listeners const& getListeners() const = 0; + }; + + void addReporter( IStreamingReporterPtr& existingReporter, IStreamingReporterPtr&& additionalReporter ); + +} // end namespace Catch + +// end catch_interfaces_reporter.h +#include <algorithm> +#include <cstring> +#include <cfloat> +#include <cstdio> +#include <assert.h> +#include <memory> + +namespace Catch { + void prepareExpandedExpression(AssertionResult& result); + + // Returns double formatted as %.3f (format expected on output) + std::string getFormattedDuration( double duration ); + + template<typename DerivedT> + struct StreamingReporterBase : IStreamingReporter { + + StreamingReporterBase( ReporterConfig const& _config ) + : m_config( _config.fullConfig() ), + stream( _config.stream() ) + { + m_reporterPrefs.shouldRedirectStdOut = false; + CATCH_ENFORCE( DerivedT::getSupportedVerbosities().count( m_config->verbosity() ), "Verbosity level not supported by this reporter" ); + } + + ReporterPreferences getPreferences() const override { + return m_reporterPrefs; + } + + static std::set<Verbosity> getSupportedVerbosities() { + return { Verbosity::Normal }; + } + + ~StreamingReporterBase() override = default; + + void noMatchingTestCases(std::string const&) override {} + + void testRunStarting(TestRunInfo const& _testRunInfo) override { + currentTestRunInfo = _testRunInfo; + } + void testGroupStarting(GroupInfo const& _groupInfo) override { + currentGroupInfo = _groupInfo; + } + + void testCaseStarting(TestCaseInfo const& _testInfo) override { + currentTestCaseInfo = _testInfo; + } + void sectionStarting(SectionInfo const& _sectionInfo) override { + m_sectionStack.push_back(_sectionInfo); + } + + void sectionEnded(SectionStats const& /* _sectionStats */) override { + m_sectionStack.pop_back(); + } + void testCaseEnded(TestCaseStats const& /* _testCaseStats */) override { + currentTestCaseInfo.reset(); + } + void testGroupEnded(TestGroupStats const& /* _testGroupStats */) override { + currentGroupInfo.reset(); + } + void testRunEnded(TestRunStats const& /* _testRunStats */) override { + currentTestCaseInfo.reset(); + currentGroupInfo.reset(); + currentTestRunInfo.reset(); + } + + void skipTest(TestCaseInfo const&) override { + // Don't do anything with this by default. + // It can optionally be overridden in the derived class. + } + + IConfigPtr m_config; + std::ostream& stream; + + LazyStat<TestRunInfo> currentTestRunInfo; + LazyStat<GroupInfo> currentGroupInfo; + LazyStat<TestCaseInfo> currentTestCaseInfo; + + std::vector<SectionInfo> m_sectionStack; + ReporterPreferences m_reporterPrefs; + }; + + template<typename DerivedT> + struct CumulativeReporterBase : IStreamingReporter { + template<typename T, typename ChildNodeT> + struct Node { + explicit Node( T const& _value ) : value( _value ) {} + virtual ~Node() {} + + using ChildNodes = std::vector<std::shared_ptr<ChildNodeT>>; + T value; + ChildNodes children; + }; + struct SectionNode { + explicit SectionNode(SectionStats const& _stats) : stats(_stats) {} + virtual ~SectionNode() = default; + + bool operator == (SectionNode const& other) const { + return stats.sectionInfo.lineInfo == other.stats.sectionInfo.lineInfo; + } + bool operator == (std::shared_ptr<SectionNode> const& other) const { + return operator==(*other); + } + + SectionStats stats; + using ChildSections = std::vector<std::shared_ptr<SectionNode>>; + using Assertions = std::vector<AssertionStats>; + ChildSections childSections; + Assertions assertions; + std::string stdOut; + std::string stdErr; + }; + + struct BySectionInfo { + BySectionInfo( SectionInfo const& other ) : m_other( other ) {} + BySectionInfo( BySectionInfo const& other ) : m_other( other.m_other ) {} + bool operator() (std::shared_ptr<SectionNode> const& node) const { + return ((node->stats.sectionInfo.name == m_other.name) && + (node->stats.sectionInfo.lineInfo == m_other.lineInfo)); + } + void operator=(BySectionInfo const&) = delete; + + private: + SectionInfo const& m_other; + }; + + using TestCaseNode = Node<TestCaseStats, SectionNode>; + using TestGroupNode = Node<TestGroupStats, TestCaseNode>; + using TestRunNode = Node<TestRunStats, TestGroupNode>; + + CumulativeReporterBase( ReporterConfig const& _config ) + : m_config( _config.fullConfig() ), + stream( _config.stream() ) + { + m_reporterPrefs.shouldRedirectStdOut = false; + CATCH_ENFORCE( DerivedT::getSupportedVerbosities().count( m_config->verbosity() ), "Verbosity level not supported by this reporter" ); + } + ~CumulativeReporterBase() override = default; + + ReporterPreferences getPreferences() const override { + return m_reporterPrefs; + } + + static std::set<Verbosity> getSupportedVerbosities() { + return { Verbosity::Normal }; + } + + void testRunStarting( TestRunInfo const& ) override {} + void testGroupStarting( GroupInfo const& ) override {} + + void testCaseStarting( TestCaseInfo const& ) override {} + + void sectionStarting( SectionInfo const& sectionInfo ) override { + SectionStats incompleteStats( sectionInfo, Counts(), 0, false ); + std::shared_ptr<SectionNode> node; + if( m_sectionStack.empty() ) { + if( !m_rootSection ) + m_rootSection = std::make_shared<SectionNode>( incompleteStats ); + node = m_rootSection; + } + else { + SectionNode& parentNode = *m_sectionStack.back(); + auto it = + std::find_if( parentNode.childSections.begin(), + parentNode.childSections.end(), + BySectionInfo( sectionInfo ) ); + if( it == parentNode.childSections.end() ) { + node = std::make_shared<SectionNode>( incompleteStats ); + parentNode.childSections.push_back( node ); + } + else + node = *it; + } + m_sectionStack.push_back( node ); + m_deepestSection = std::move(node); + } + + void assertionStarting(AssertionInfo const&) override {} + + bool assertionEnded(AssertionStats const& assertionStats) override { + assert(!m_sectionStack.empty()); + // AssertionResult holds a pointer to a temporary DecomposedExpression, + // which getExpandedExpression() calls to build the expression string. + // Our section stack copy of the assertionResult will likely outlive the + // temporary, so it must be expanded or discarded now to avoid calling + // a destroyed object later. + prepareExpandedExpression(const_cast<AssertionResult&>( assertionStats.assertionResult ) ); + SectionNode& sectionNode = *m_sectionStack.back(); + sectionNode.assertions.push_back(assertionStats); + return true; + } + void sectionEnded(SectionStats const& sectionStats) override { + assert(!m_sectionStack.empty()); + SectionNode& node = *m_sectionStack.back(); + node.stats = sectionStats; + m_sectionStack.pop_back(); + } + void testCaseEnded(TestCaseStats const& testCaseStats) override { + auto node = std::make_shared<TestCaseNode>(testCaseStats); + assert(m_sectionStack.size() == 0); + node->children.push_back(m_rootSection); + m_testCases.push_back(node); + m_rootSection.reset(); + + assert(m_deepestSection); + m_deepestSection->stdOut = testCaseStats.stdOut; + m_deepestSection->stdErr = testCaseStats.stdErr; + } + void testGroupEnded(TestGroupStats const& testGroupStats) override { + auto node = std::make_shared<TestGroupNode>(testGroupStats); + node->children.swap(m_testCases); + m_testGroups.push_back(node); + } + void testRunEnded(TestRunStats const& testRunStats) override { + auto node = std::make_shared<TestRunNode>(testRunStats); + node->children.swap(m_testGroups); + m_testRuns.push_back(node); + testRunEndedCumulative(); + } + virtual void testRunEndedCumulative() = 0; + + void skipTest(TestCaseInfo const&) override {} + + IConfigPtr m_config; + std::ostream& stream; + std::vector<AssertionStats> m_assertions; + std::vector<std::vector<std::shared_ptr<SectionNode>>> m_sections; + std::vector<std::shared_ptr<TestCaseNode>> m_testCases; + std::vector<std::shared_ptr<TestGroupNode>> m_testGroups; + + std::vector<std::shared_ptr<TestRunNode>> m_testRuns; + + std::shared_ptr<SectionNode> m_rootSection; + std::shared_ptr<SectionNode> m_deepestSection; + std::vector<std::shared_ptr<SectionNode>> m_sectionStack; + ReporterPreferences m_reporterPrefs; + }; + + template<char C> + char const* getLineOfChars() { + static char line[CATCH_CONFIG_CONSOLE_WIDTH] = {0}; + if( !*line ) { + std::memset( line, C, CATCH_CONFIG_CONSOLE_WIDTH-1 ); + line[CATCH_CONFIG_CONSOLE_WIDTH-1] = 0; + } + return line; + } + + struct TestEventListenerBase : StreamingReporterBase<TestEventListenerBase> { + TestEventListenerBase( ReporterConfig const& _config ); + + void assertionStarting(AssertionInfo const&) override; + bool assertionEnded(AssertionStats const&) override; + }; + +} // end namespace Catch + +// end catch_reporter_bases.hpp +// start catch_console_colour.h + +namespace Catch { + + struct Colour { + enum Code { + None = 0, + + White, + Red, + Green, + Blue, + Cyan, + Yellow, + Grey, + + Bright = 0x10, + + BrightRed = Bright | Red, + BrightGreen = Bright | Green, + LightGrey = Bright | Grey, + BrightWhite = Bright | White, + + // By intention + FileName = LightGrey, + Warning = Yellow, + ResultError = BrightRed, + ResultSuccess = BrightGreen, + ResultExpectedFailure = Warning, + + Error = BrightRed, + Success = Green, + + OriginalExpression = Cyan, + ReconstructedExpression = Yellow, + + SecondaryText = LightGrey, + Headers = White + }; + + // Use constructed object for RAII guard + Colour( Code _colourCode ); + Colour( Colour&& other ) noexcept; + Colour& operator=( Colour&& other ) noexcept; + ~Colour(); + + // Use static method for one-shot changes + static void use( Code _colourCode ); + + private: + bool m_moved = false; + }; + + std::ostream& operator << ( std::ostream& os, Colour const& ); + +} // end namespace Catch + +// end catch_console_colour.h +// start catch_reporter_registrars.hpp + + +namespace Catch { + + template<typename T> + class ReporterRegistrar { + + class ReporterFactory : public IReporterFactory { + + virtual IStreamingReporterPtr create( ReporterConfig const& config ) const override { + return std::unique_ptr<T>( new T( config ) ); + } + + virtual std::string getDescription() const override { + return T::getDescription(); + } + }; + + public: + + ReporterRegistrar( std::string const& name ) { + getMutableRegistryHub().registerReporter( name, std::make_shared<ReporterFactory>() ); + } + }; + + template<typename T> + class ListenerRegistrar { + + class ListenerFactory : public IReporterFactory { + + virtual IStreamingReporterPtr create( ReporterConfig const& config ) const override { + return std::unique_ptr<T>( new T( config ) ); + } + virtual std::string getDescription() const override { + return std::string(); + } + }; + + public: + + ListenerRegistrar() { + getMutableRegistryHub().registerListener( std::make_shared<ListenerFactory>() ); + } + }; +} + +#if !defined(CATCH_CONFIG_DISABLE) + +#define CATCH_REGISTER_REPORTER( name, reporterType ) \ + CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \ + namespace{ Catch::ReporterRegistrar<reporterType> catch_internal_RegistrarFor##reporterType( name ); } \ + CATCH_INTERNAL_UNSUPPRESS_GLOBALS_WARNINGS + +#define CATCH_REGISTER_LISTENER( listenerType ) \ + CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \ + namespace{ Catch::ListenerRegistrar<listenerType> catch_internal_RegistrarFor##listenerType; } \ + CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS +#else // CATCH_CONFIG_DISABLE + +#define CATCH_REGISTER_REPORTER(name, reporterType) +#define CATCH_REGISTER_LISTENER(listenerType) + +#endif // CATCH_CONFIG_DISABLE + +// end catch_reporter_registrars.hpp +// end catch_external_interfaces.h +#endif + +#ifdef CATCH_IMPL +// start catch_impl.hpp + +#ifdef __clang__ +#pragma clang diagnostic push +#pragma clang diagnostic ignored "-Wweak-vtables" +#endif + +// Keep these here for external reporters +// start catch_test_case_tracker.h + +#include <string> +#include <vector> +#include <memory> + +namespace Catch { +namespace TestCaseTracking { + + struct NameAndLocation { + std::string name; + SourceLineInfo location; + + NameAndLocation( std::string const& _name, SourceLineInfo const& _location ); + }; + + struct ITracker; + + using ITrackerPtr = std::shared_ptr<ITracker>; + + struct ITracker { + virtual ~ITracker(); + + // static queries + virtual NameAndLocation const& nameAndLocation() const = 0; + + // dynamic queries + virtual bool isComplete() const = 0; // Successfully completed or failed + virtual bool isSuccessfullyCompleted() const = 0; + virtual bool isOpen() const = 0; // Started but not complete + virtual bool hasChildren() const = 0; + + virtual ITracker& parent() = 0; + + // actions + virtual void close() = 0; // Successfully complete + virtual void fail() = 0; + virtual void markAsNeedingAnotherRun() = 0; + + virtual void addChild( ITrackerPtr const& child ) = 0; + virtual ITrackerPtr findChild( NameAndLocation const& nameAndLocation ) = 0; + virtual void openChild() = 0; + + // Debug/ checking + virtual bool isSectionTracker() const = 0; + virtual bool isIndexTracker() const = 0; + }; + + class TrackerContext { + + enum RunState { + NotStarted, + Executing, + CompletedCycle + }; + + ITrackerPtr m_rootTracker; + ITracker* m_currentTracker = nullptr; + RunState m_runState = NotStarted; + + public: + + static TrackerContext& instance(); + + ITracker& startRun(); + void endRun(); + + void startCycle(); + void completeCycle(); + + bool completedCycle() const; + ITracker& currentTracker(); + void setCurrentTracker( ITracker* tracker ); + }; + + class TrackerBase : public ITracker { + protected: + enum CycleState { + NotStarted, + Executing, + ExecutingChildren, + NeedsAnotherRun, + CompletedSuccessfully, + Failed + }; + + class TrackerHasName { + NameAndLocation m_nameAndLocation; + public: + TrackerHasName( NameAndLocation const& nameAndLocation ); + bool operator ()( ITrackerPtr const& tracker ) const; + }; + + using Children = std::vector<ITrackerPtr>; + NameAndLocation m_nameAndLocation; + TrackerContext& m_ctx; + ITracker* m_parent; + Children m_children; + CycleState m_runState = NotStarted; + + public: + TrackerBase( NameAndLocation const& nameAndLocation, TrackerContext& ctx, ITracker* parent ); + + NameAndLocation const& nameAndLocation() const override; + bool isComplete() const override; + bool isSuccessfullyCompleted() const override; + bool isOpen() const override; + bool hasChildren() const override; + + void addChild( ITrackerPtr const& child ) override; + + ITrackerPtr findChild( NameAndLocation const& nameAndLocation ) override; + ITracker& parent() override; + + void openChild() override; + + bool isSectionTracker() const override; + bool isIndexTracker() const override; + + void open(); + + void close() override; + void fail() override; + void markAsNeedingAnotherRun() override; + + private: + void moveToParent(); + void moveToThis(); + }; + + class SectionTracker : public TrackerBase { + std::vector<std::string> m_filters; + public: + SectionTracker( NameAndLocation const& nameAndLocation, TrackerContext& ctx, ITracker* parent ); + + bool isSectionTracker() const override; + + static SectionTracker& acquire( TrackerContext& ctx, NameAndLocation const& nameAndLocation ); + + void tryOpen(); + + void addInitialFilters( std::vector<std::string> const& filters ); + void addNextFilters( std::vector<std::string> const& filters ); + }; + + class IndexTracker : public TrackerBase { + int m_size; + int m_index = -1; + public: + IndexTracker( NameAndLocation const& nameAndLocation, TrackerContext& ctx, ITracker* parent, int size ); + + bool isIndexTracker() const override; + void close() override; + + static IndexTracker& acquire( TrackerContext& ctx, NameAndLocation const& nameAndLocation, int size ); + + int index() const; + + void moveNext(); + }; + +} // namespace TestCaseTracking + +using TestCaseTracking::ITracker; +using TestCaseTracking::TrackerContext; +using TestCaseTracking::SectionTracker; +using TestCaseTracking::IndexTracker; + +} // namespace Catch + +// end catch_test_case_tracker.h + +// start catch_leak_detector.h + +namespace Catch { + + struct LeakDetector { + LeakDetector(); + }; + +} +// end catch_leak_detector.h +// Cpp files will be included in the single-header file here +// start catch_approx.cpp + +#include <cmath> +#include <limits> + +namespace { + +// Performs equivalent check of std::fabs(lhs - rhs) <= margin +// But without the subtraction to allow for INFINITY in comparison +bool marginComparison(double lhs, double rhs, double margin) { + return (lhs + margin >= rhs) && (rhs + margin >= lhs); +} + +} + +namespace Catch { +namespace Detail { + + Approx::Approx ( double value ) + : m_epsilon( std::numeric_limits<float>::epsilon()*100 ), + m_margin( 0.0 ), + m_scale( 0.0 ), + m_value( value ) + {} + + Approx Approx::custom() { + return Approx( 0 ); + } + + std::string Approx::toString() const { + std::ostringstream oss; + oss << "Approx( " << ::Catch::Detail::stringify( m_value ) << " )"; + return oss.str(); + } + + bool Approx::equalityComparisonImpl(const double other) const { + // First try with fixed margin, then compute margin based on epsilon, scale and Approx's value + // Thanks to Richard Harris for his help refining the scaled margin value + return marginComparison(m_value, other, m_margin) || marginComparison(m_value, other, m_epsilon * (m_scale + std::fabs(m_value))); + } + +} // end namespace Detail + +std::string StringMaker<Catch::Detail::Approx>::convert(Catch::Detail::Approx const& value) { + return value.toString(); +} + +} // end namespace Catch +// end catch_approx.cpp +// start catch_assertionhandler.cpp + +// start catch_context.h + +#include <memory> + +namespace Catch { + + struct IResultCapture; + struct IRunner; + struct IConfig; + + using IConfigPtr = std::shared_ptr<IConfig const>; + + struct IContext + { + virtual ~IContext(); + + virtual IResultCapture* getResultCapture() = 0; + virtual IRunner* getRunner() = 0; + virtual IConfigPtr getConfig() const = 0; + }; + + struct IMutableContext : IContext + { + virtual ~IMutableContext(); + virtual void setResultCapture( IResultCapture* resultCapture ) = 0; + virtual void setRunner( IRunner* runner ) = 0; + virtual void setConfig( IConfigPtr const& config ) = 0; + }; + + IContext& getCurrentContext(); + IMutableContext& getCurrentMutableContext(); + void cleanUpContext(); +} + +// end catch_context.h +#include <cassert> + +namespace Catch { + + auto operator <<( std::ostream& os, ITransientExpression const& expr ) -> std::ostream& { + expr.streamReconstructedExpression( os ); + return os; + } + + LazyExpression::LazyExpression( bool isNegated ) + : m_isNegated( isNegated ) + {} + + LazyExpression::LazyExpression( LazyExpression const& other ) : m_isNegated( other.m_isNegated ) {} + + LazyExpression::operator bool() const { + return m_transientExpression != nullptr; + } + + auto operator << ( std::ostream& os, LazyExpression const& lazyExpr ) -> std::ostream& { + if( lazyExpr.m_isNegated ) + os << "!"; + + if( lazyExpr ) { + if( lazyExpr.m_isNegated && lazyExpr.m_transientExpression->isBinaryExpression() ) + os << "(" << *lazyExpr.m_transientExpression << ")"; + else + os << *lazyExpr.m_transientExpression; + } + else { + os << "{** error - unchecked empty expression requested **}"; + } + return os; + } + + AssertionHandler::AssertionHandler + ( StringRef macroName, + SourceLineInfo const& lineInfo, + StringRef capturedExpression, + ResultDisposition::Flags resultDisposition ) + : m_assertionInfo{ macroName, lineInfo, capturedExpression, resultDisposition } + { + getCurrentContext().getResultCapture()->assertionStarting( m_assertionInfo ); + } + AssertionHandler::~AssertionHandler() { + if ( m_inExceptionGuard ) { + handle( ResultWas::ThrewException, "Exception translation was disabled by CATCH_CONFIG_FAST_COMPILE" ); + getCurrentContext().getResultCapture()->exceptionEarlyReported(); + } + } + + void AssertionHandler::handle( ITransientExpression const& expr ) { + + bool negated = isFalseTest( m_assertionInfo.resultDisposition ); + bool result = expr.getResult() != negated; + + handle( result ? ResultWas::Ok : ResultWas::ExpressionFailed, &expr, negated ); + } + void AssertionHandler::handle( ResultWas::OfType resultType ) { + handle( resultType, nullptr, false ); + } + void AssertionHandler::handle( ResultWas::OfType resultType, StringRef const& message ) { + AssertionResultData data( resultType, LazyExpression( false ) ); + data.message = message; + handle( data, nullptr ); + } + void AssertionHandler::handle( ResultWas::OfType resultType, ITransientExpression const* expr, bool negated ) { + AssertionResultData data( resultType, LazyExpression( negated ) ); + handle( data, expr ); + } + void AssertionHandler::handle( AssertionResultData const& resultData, ITransientExpression const* expr ) { + + getResultCapture().assertionRun(); + + AssertionResult assertionResult{ m_assertionInfo, resultData }; + assertionResult.m_resultData.lazyExpression.m_transientExpression = expr; + + getResultCapture().assertionEnded( assertionResult ); + + if( !assertionResult.isOk() ) { + m_shouldDebugBreak = getCurrentContext().getConfig()->shouldDebugBreak(); + m_shouldThrow = + getCurrentContext().getRunner()->aborting() || + (m_assertionInfo.resultDisposition & ResultDisposition::Normal); + } + } + + auto AssertionHandler::allowThrows() const -> bool { + return getCurrentContext().getConfig()->allowThrows(); + } + + auto AssertionHandler::shouldDebugBreak() const -> bool { + return m_shouldDebugBreak; + } + void AssertionHandler::reactWithDebugBreak() const { + if (m_shouldDebugBreak) { + /////////////////////////////////////////////////////////////////// + // To inspect the state during test, you need to go one level up the callstack + // To go back to the test and change execution, jump over the reactWithoutDebugBreak() call + /////////////////////////////////////////////////////////////////// + CATCH_BREAK_INTO_DEBUGGER(); + } + reactWithoutDebugBreak(); + } + void AssertionHandler::reactWithoutDebugBreak() const { + if( m_shouldThrow ) + throw Catch::TestFailureException(); + } + + void AssertionHandler::useActiveException() { + handle( ResultWas::ThrewException, Catch::translateActiveException() ); + } + + void AssertionHandler::setExceptionGuard() { + assert( m_inExceptionGuard == false ); + m_inExceptionGuard = true; + } + void AssertionHandler::unsetExceptionGuard() { + assert( m_inExceptionGuard == true ); + m_inExceptionGuard = false; + } + + // This is the overload that takes a string and infers the Equals matcher from it + // The more general overload, that takes any string matcher, is in catch_capture_matchers.cpp + void handleExceptionMatchExpr( AssertionHandler& handler, std::string const& str, StringRef matcherString ) { + handleExceptionMatchExpr( handler, Matchers::Equals( str ), matcherString ); + } + +} // namespace Catch +// end catch_assertionhandler.cpp +// start catch_assertionresult.cpp + +namespace Catch { + AssertionResultData::AssertionResultData(ResultWas::OfType _resultType, LazyExpression const & _lazyExpression): + lazyExpression(_lazyExpression), + resultType(_resultType) {} + + std::string AssertionResultData::reconstructExpression() const { + + if( reconstructedExpression.empty() ) { + if( lazyExpression ) { + // !TBD Use stringstream for now, but rework above to pass stream in + std::ostringstream oss; + oss << lazyExpression; + reconstructedExpression = oss.str(); + } + } + return reconstructedExpression; + } + + AssertionResult::AssertionResult( AssertionInfo const& info, AssertionResultData const& data ) + : m_info( info ), + m_resultData( data ) + {} + + // Result was a success + bool AssertionResult::succeeded() const { + return Catch::isOk( m_resultData.resultType ); + } + + // Result was a success, or failure is suppressed + bool AssertionResult::isOk() const { + return Catch::isOk( m_resultData.resultType ) || shouldSuppressFailure( m_info.resultDisposition ); + } + + ResultWas::OfType AssertionResult::getResultType() const { + return m_resultData.resultType; + } + + bool AssertionResult::hasExpression() const { + return m_info.capturedExpression[0] != 0; + } + + bool AssertionResult::hasMessage() const { + return !m_resultData.message.empty(); + } + + std::string AssertionResult::getExpression() const { + if( isFalseTest( m_info.resultDisposition ) ) + return "!(" + std::string(m_info.capturedExpression) + ")"; + else + return m_info.capturedExpression; + } + + std::string AssertionResult::getExpressionInMacro() const { + std::string expr; + if( m_info.macroName[0] == 0 ) + expr = m_info.capturedExpression; + else { + expr.reserve( m_info.macroName.size() + m_info.capturedExpression.size() + 4 ); + expr += m_info.macroName; + expr += "( "; + expr += m_info.capturedExpression; + expr += " )"; + } + return expr; + } + + bool AssertionResult::hasExpandedExpression() const { + return hasExpression() && getExpandedExpression() != getExpression(); + } + + std::string AssertionResult::getExpandedExpression() const { + std::string expr = m_resultData.reconstructExpression(); + return expr.empty() + ? getExpression() + : expr; + } + + std::string AssertionResult::getMessage() const { + return m_resultData.message; + } + SourceLineInfo AssertionResult::getSourceInfo() const { + return m_info.lineInfo; + } + + std::string AssertionResult::getTestMacroName() const { + return m_info.macroName; + } + +} // end namespace Catch +// end catch_assertionresult.cpp +// start catch_benchmark.cpp + +namespace Catch { + + auto BenchmarkLooper::getResolution() -> uint64_t { + return getEstimatedClockResolution() * getCurrentContext().getConfig()->benchmarkResolutionMultiple(); + } + + void BenchmarkLooper::reportStart() { + getResultCapture().benchmarkStarting( { m_name } ); + } + auto BenchmarkLooper::needsMoreIterations() -> bool { + auto elapsed = m_timer.getElapsedNanoseconds(); + + // Exponentially increasing iterations until we're confident in our timer resolution + if( elapsed < m_resolution ) { + m_iterationsToRun *= 10; + return true; + } + + getResultCapture().benchmarkEnded( { { m_name }, m_count, elapsed } ); + return false; + } + +} // end namespace Catch +// end catch_benchmark.cpp +// start catch_capture_matchers.cpp + +namespace Catch { + + using StringMatcher = Matchers::Impl::MatcherBase<std::string>; + + // This is the general overload that takes a any string matcher + // There is another overload, in catch_assertinhandler.h/.cpp, that only takes a string and infers + // the Equals matcher (so the header does not mention matchers) + void handleExceptionMatchExpr( AssertionHandler& handler, StringMatcher const& matcher, StringRef matcherString ) { + std::string exceptionMessage = Catch::translateActiveException(); + MatchExpr<std::string, StringMatcher const&> expr( exceptionMessage, matcher, matcherString ); + handler.handle( expr ); + } + +} // namespace Catch +// end catch_capture_matchers.cpp +// start catch_commandline.cpp + +// start catch_commandline.h + +// start catch_clara.h + +// Use Catch's value for console width (store Clara's off to the side, if present) +#ifdef CLARA_CONFIG_CONSOLE_WIDTH +#define CATCH_TEMP_CLARA_CONFIG_CONSOLE_WIDTH CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH +#undef CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH +#endif +#define CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH CATCH_CONFIG_CONSOLE_WIDTH-1 + +#ifdef __clang__ +#pragma clang diagnostic push +#pragma clang diagnostic ignored "-Wweak-vtables" +#pragma clang diagnostic ignored "-Wexit-time-destructors" +#pragma clang diagnostic ignored "-Wshadow" +#endif + +// start clara.hpp +// v1.0-develop.2 +// See https://github.com/philsquared/Clara + + +#ifndef CATCH_CLARA_CONFIG_CONSOLE_WIDTH +#define CATCH_CLARA_CONFIG_CONSOLE_WIDTH 80 +#endif + +#ifndef CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH +#define CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH CATCH_CLARA_CONFIG_CONSOLE_WIDTH +#endif + +// ----------- #included from clara_textflow.hpp ----------- + +// TextFlowCpp +// +// A single-header library for wrapping and laying out basic text, by Phil Nash +// +// This work is licensed under the BSD 2-Clause license. +// See the accompanying LICENSE file, or the one at https://opensource.org/licenses/BSD-2-Clause +// +// This project is hosted at https://github.com/philsquared/textflowcpp + + +#include <cassert> +#include <ostream> +#include <sstream> +#include <vector> + +#ifndef CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH +#define CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH 80 +#endif + +namespace Catch { namespace clara { namespace TextFlow { + + inline auto isWhitespace( char c ) -> bool { + static std::string chars = " \t\n\r"; + return chars.find( c ) != std::string::npos; + } + inline auto isBreakableBefore( char c ) -> bool { + static std::string chars = "[({<|"; + return chars.find( c ) != std::string::npos; + } + inline auto isBreakableAfter( char c ) -> bool { + static std::string chars = "])}>.,:;*+-=&/\\"; + return chars.find( c ) != std::string::npos; + } + + class Columns; + + class Column { + std::vector<std::string> m_strings; + size_t m_width = CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH; + size_t m_indent = 0; + size_t m_initialIndent = std::string::npos; + + public: + class iterator { + friend Column; + + Column const& m_column; + size_t m_stringIndex = 0; + size_t m_pos = 0; + + size_t m_len = 0; + size_t m_end = 0; + bool m_suffix = false; + + iterator( Column const& column, size_t stringIndex ) + : m_column( column ), + m_stringIndex( stringIndex ) + {} + + auto line() const -> std::string const& { return m_column.m_strings[m_stringIndex]; } + + auto isBoundary( size_t at ) const -> bool { + assert( at > 0 ); + assert( at <= line().size() ); + + return at == line().size() || + ( isWhitespace( line()[at] ) && !isWhitespace( line()[at-1] ) ) || + isBreakableBefore( line()[at] ) || + isBreakableAfter( line()[at-1] ); + } + + void calcLength() { + assert( m_stringIndex < m_column.m_strings.size() ); + + m_suffix = false; + auto width = m_column.m_width-indent(); + m_end = m_pos; + while( m_end < line().size() && line()[m_end] != '\n' ) + ++m_end; + + if( m_end < m_pos + width ) { + m_len = m_end - m_pos; + } + else { + size_t len = width; + while (len > 0 && !isBoundary(m_pos + len)) + --len; + while (len > 0 && isWhitespace( line()[m_pos + len - 1] )) + --len; + + if (len > 0) { + m_len = len; + } else { + m_suffix = true; + m_len = width - 1; + } + } + } + + auto indent() const -> size_t { + auto initial = m_pos == 0 && m_stringIndex == 0 ? m_column.m_initialIndent : std::string::npos; + return initial == std::string::npos ? m_column.m_indent : initial; + } + + auto addIndentAndSuffix(std::string const &plain) const -> std::string { + return std::string( indent(), ' ' ) + (m_suffix ? plain + "-" : plain); + } + + public: + explicit iterator( Column const& column ) : m_column( column ) { + assert( m_column.m_width > m_column.m_indent ); + assert( m_column.m_initialIndent == std::string::npos || m_column.m_width > m_column.m_initialIndent ); + calcLength(); + if( m_len == 0 ) + m_stringIndex++; // Empty string + } + + auto operator *() const -> std::string { + assert( m_stringIndex < m_column.m_strings.size() ); + assert( m_pos <= m_end ); + if( m_pos + m_column.m_width < m_end ) + return addIndentAndSuffix(line().substr(m_pos, m_len)); + else + return addIndentAndSuffix(line().substr(m_pos, m_end - m_pos)); + } + + auto operator ++() -> iterator& { + m_pos += m_len; + if( m_pos < line().size() && line()[m_pos] == '\n' ) + m_pos += 1; + else + while( m_pos < line().size() && isWhitespace( line()[m_pos] ) ) + ++m_pos; + + if( m_pos == line().size() ) { + m_pos = 0; + ++m_stringIndex; + } + if( m_stringIndex < m_column.m_strings.size() ) + calcLength(); + return *this; + } + auto operator ++(int) -> iterator { + iterator prev( *this ); + operator++(); + return prev; + } + + auto operator ==( iterator const& other ) const -> bool { + return + m_pos == other.m_pos && + m_stringIndex == other.m_stringIndex && + &m_column == &other.m_column; + } + auto operator !=( iterator const& other ) const -> bool { + return !operator==( other ); + } + }; + using const_iterator = iterator; + + explicit Column( std::string const& text ) { m_strings.push_back( text ); } + + auto width( size_t newWidth ) -> Column& { + assert( newWidth > 0 ); + m_width = newWidth; + return *this; + } + auto indent( size_t newIndent ) -> Column& { + m_indent = newIndent; + return *this; + } + auto initialIndent( size_t newIndent ) -> Column& { + m_initialIndent = newIndent; + return *this; + } + + auto width() const -> size_t { return m_width; } + auto begin() const -> iterator { return iterator( *this ); } + auto end() const -> iterator { return { *this, m_strings.size() }; } + + inline friend std::ostream& operator << ( std::ostream& os, Column const& col ) { + bool first = true; + for( auto line : col ) { + if( first ) + first = false; + else + os << "\n"; + os << line; + } + return os; + } + + auto operator + ( Column const& other ) -> Columns; + + auto toString() const -> std::string { + std::ostringstream oss; + oss << *this; + return oss.str(); + } + }; + + class Spacer : public Column { + + public: + explicit Spacer( size_t spaceWidth ) : Column( "" ) { + width( spaceWidth ); + } + }; + + class Columns { + std::vector<Column> m_columns; + + public: + + class iterator { + friend Columns; + struct EndTag {}; + + std::vector<Column> const& m_columns; + std::vector<Column::iterator> m_iterators; + size_t m_activeIterators; + + iterator( Columns const& columns, EndTag ) + : m_columns( columns.m_columns ), + m_activeIterators( 0 ) + { + m_iterators.reserve( m_columns.size() ); + + for( auto const& col : m_columns ) + m_iterators.push_back( col.end() ); + } + + public: + explicit iterator( Columns const& columns ) + : m_columns( columns.m_columns ), + m_activeIterators( m_columns.size() ) + { + m_iterators.reserve( m_columns.size() ); + + for( auto const& col : m_columns ) + m_iterators.push_back( col.begin() ); + } + + auto operator ==( iterator const& other ) const -> bool { + return m_iterators == other.m_iterators; + } + auto operator !=( iterator const& other ) const -> bool { + return m_iterators != other.m_iterators; + } + auto operator *() const -> std::string { + std::string row, padding; + + for( size_t i = 0; i < m_columns.size(); ++i ) { + auto width = m_columns[i].width(); + if( m_iterators[i] != m_columns[i].end() ) { + std::string col = *m_iterators[i]; + row += padding + col; + if( col.size() < width ) + padding = std::string( width - col.size(), ' ' ); + else + padding = ""; + } + else { + padding += std::string( width, ' ' ); + } + } + return row; + } + auto operator ++() -> iterator& { + for( size_t i = 0; i < m_columns.size(); ++i ) { + if (m_iterators[i] != m_columns[i].end()) + ++m_iterators[i]; + } + return *this; + } + auto operator ++(int) -> iterator { + iterator prev( *this ); + operator++(); + return prev; + } + }; + using const_iterator = iterator; + + auto begin() const -> iterator { return iterator( *this ); } + auto end() const -> iterator { return { *this, iterator::EndTag() }; } + + auto operator += ( Column const& col ) -> Columns& { + m_columns.push_back( col ); + return *this; + } + auto operator + ( Column const& col ) -> Columns { + Columns combined = *this; + combined += col; + return combined; + } + + inline friend std::ostream& operator << ( std::ostream& os, Columns const& cols ) { + + bool first = true; + for( auto line : cols ) { + if( first ) + first = false; + else + os << "\n"; + os << line; + } + return os; + } + + auto toString() const -> std::string { + std::ostringstream oss; + oss << *this; + return oss.str(); + } + }; + + inline auto Column::operator + ( Column const& other ) -> Columns { + Columns cols; + cols += *this; + cols += other; + return cols; + } +}}} // namespace Catch::clara::TextFlow + +// ----------- end of #include from clara_textflow.hpp ----------- +// ........... back in clara.hpp + +#include <memory> +#include <set> +#include <algorithm> + +#if !defined(CATCH_PLATFORM_WINDOWS) && ( defined(WIN32) || defined(__WIN32__) || defined(_WIN32) || defined(_MSC_VER) ) +#define CATCH_PLATFORM_WINDOWS +#endif + +namespace Catch { namespace clara { +namespace detail { + + // Traits for extracting arg and return type of lambdas (for single argument lambdas) + template<typename L> + struct UnaryLambdaTraits : UnaryLambdaTraits<decltype( &L::operator() )> {}; + + template<typename ClassT, typename ReturnT, typename... Args> + struct UnaryLambdaTraits<ReturnT( ClassT::* )( Args... ) const> { + static const bool isValid = false; + }; + + template<typename ClassT, typename ReturnT, typename ArgT> + struct UnaryLambdaTraits<ReturnT( ClassT::* )( ArgT ) const> { + static const bool isValid = true; + using ArgType = typename std::remove_const<typename std::remove_reference<ArgT>::type>::type;; + using ReturnType = ReturnT; + }; + + class TokenStream; + + // Transport for raw args (copied from main args, or supplied via init list for testing) + class Args { + friend TokenStream; + std::string m_exeName; + std::vector<std::string> m_args; + + public: + Args( int argc, char *argv[] ) { + m_exeName = argv[0]; + for( int i = 1; i < argc; ++i ) + m_args.push_back( argv[i] ); + } + + Args( std::initializer_list<std::string> args ) + : m_exeName( *args.begin() ), + m_args( args.begin()+1, args.end() ) + {} + + auto exeName() const -> std::string { + return m_exeName; + } + }; + + // Wraps a token coming from a token stream. These may not directly correspond to strings as a single string + // may encode an option + its argument if the : or = form is used + enum class TokenType { + Option, Argument + }; + struct Token { + TokenType type; + std::string token; + }; + + inline auto isOptPrefix( char c ) -> bool { + return c == '-' +#ifdef CATCH_PLATFORM_WINDOWS + || c == '/' +#endif + ; + } + + // Abstracts iterators into args as a stream of tokens, with option arguments uniformly handled + class TokenStream { + using Iterator = std::vector<std::string>::const_iterator; + Iterator it; + Iterator itEnd; + std::vector<Token> m_tokenBuffer; + + void loadBuffer() { + m_tokenBuffer.resize( 0 ); + + // Skip any empty strings + while( it != itEnd && it->empty() ) + ++it; + + if( it != itEnd ) { + auto const &next = *it; + if( isOptPrefix( next[0] ) ) { + auto delimiterPos = next.find_first_of( " :=" ); + if( delimiterPos != std::string::npos ) { + m_tokenBuffer.push_back( { TokenType::Option, next.substr( 0, delimiterPos ) } ); + m_tokenBuffer.push_back( { TokenType::Argument, next.substr( delimiterPos + 1 ) } ); + } else { + if( next[1] != '-' && next.size() > 2 ) { + std::string opt = "- "; + for( size_t i = 1; i < next.size(); ++i ) { + opt[1] = next[i]; + m_tokenBuffer.push_back( { TokenType::Option, opt } ); + } + } else { + m_tokenBuffer.push_back( { TokenType::Option, next } ); + } + } + } else { + m_tokenBuffer.push_back( { TokenType::Argument, next } ); + } + } + } + + public: + explicit TokenStream( Args const &args ) : TokenStream( args.m_args.begin(), args.m_args.end() ) {} + + TokenStream( Iterator it, Iterator itEnd ) : it( it ), itEnd( itEnd ) { + loadBuffer(); + } + + explicit operator bool() const { + return !m_tokenBuffer.empty() || it != itEnd; + } + + auto count() const -> size_t { return m_tokenBuffer.size() + (itEnd - it); } + + auto operator*() const -> Token { + assert( !m_tokenBuffer.empty() ); + return m_tokenBuffer.front(); + } + + auto operator->() const -> Token const * { + assert( !m_tokenBuffer.empty() ); + return &m_tokenBuffer.front(); + } + + auto operator++() -> TokenStream & { + if( m_tokenBuffer.size() >= 2 ) { + m_tokenBuffer.erase( m_tokenBuffer.begin() ); + } else { + if( it != itEnd ) + ++it; + loadBuffer(); + } + return *this; + } + }; + + class ResultBase { + public: + enum Type { + Ok, LogicError, RuntimeError + }; + + protected: + ResultBase( Type type ) : m_type( type ) {} + virtual ~ResultBase() = default; + + virtual void enforceOk() const = 0; + + Type m_type; + }; + + template<typename T> + class ResultValueBase : public ResultBase { + public: + auto value() const -> T const & { + enforceOk(); + return m_value; + } + + protected: + ResultValueBase( Type type ) : ResultBase( type ) {} + + ResultValueBase( ResultValueBase const &other ) : ResultBase( other ) { + if( m_type == ResultBase::Ok ) + new( &m_value ) T( other.m_value ); + } + + ResultValueBase( Type, T const &value ) : ResultBase( Ok ) { + new( &m_value ) T( value ); + } + + auto operator=( ResultValueBase const &other ) -> ResultValueBase & { + if( m_type == ResultBase::Ok ) + m_value.~T(); + ResultBase::operator=(other); + if( m_type == ResultBase::Ok ) + new( &m_value ) T( other.m_value ); + return *this; + } + + ~ResultValueBase() { + if( m_type == Ok ) + m_value.~T(); + } + + union { + T m_value; + }; + }; + + template<> + class ResultValueBase<void> : public ResultBase { + protected: + using ResultBase::ResultBase; + }; + + template<typename T = void> + class BasicResult : public ResultValueBase<T> { + public: + template<typename U> + explicit BasicResult( BasicResult<U> const &other ) + : ResultValueBase<T>( other.type() ), + m_errorMessage( other.errorMessage() ) + { + assert( type() != ResultBase::Ok ); + } + + template<typename U> + static auto ok( U const &value ) -> BasicResult { return { ResultBase::Ok, value }; } + static auto ok() -> BasicResult { return { ResultBase::Ok }; } + static auto logicError( std::string const &message ) -> BasicResult { return { ResultBase::LogicError, message }; } + static auto runtimeError( std::string const &message ) -> BasicResult { return { ResultBase::RuntimeError, message }; } + + explicit operator bool() const { return m_type == ResultBase::Ok; } + auto type() const -> ResultBase::Type { return m_type; } + auto errorMessage() const -> std::string { return m_errorMessage; } + + protected: + virtual void enforceOk() const { + // !TBD: If no exceptions, std::terminate here or something + switch( m_type ) { + case ResultBase::LogicError: + throw std::logic_error( m_errorMessage ); + case ResultBase::RuntimeError: + throw std::runtime_error( m_errorMessage ); + case ResultBase::Ok: + break; + } + } + + std::string m_errorMessage; // Only populated if resultType is an error + + BasicResult( ResultBase::Type type, std::string const &message ) + : ResultValueBase<T>(type), + m_errorMessage(message) + { + assert( m_type != ResultBase::Ok ); + } + + using ResultValueBase<T>::ResultValueBase; + using ResultBase::m_type; + }; + + enum class ParseResultType { + Matched, NoMatch, ShortCircuitAll, ShortCircuitSame + }; + + class ParseState { + public: + + ParseState( ParseResultType type, TokenStream const &remainingTokens ) + : m_type(type), + m_remainingTokens( remainingTokens ) + {} + + auto type() const -> ParseResultType { return m_type; } + auto remainingTokens() const -> TokenStream { return m_remainingTokens; } + + private: + ParseResultType m_type; + TokenStream m_remainingTokens; + }; + + using Result = BasicResult<void>; + using ParserResult = BasicResult<ParseResultType>; + using InternalParseResult = BasicResult<ParseState>; + + struct HelpColumns { + std::string left; + std::string right; + }; + + template<typename T> + inline auto convertInto( std::string const &source, T& target ) -> ParserResult { + std::stringstream ss; + ss << source; + ss >> target; + if( ss.fail() ) + return ParserResult::runtimeError( "Unable to convert '" + source + "' to destination type" ); + else + return ParserResult::ok( ParseResultType::Matched ); + } + inline auto convertInto( std::string const &source, std::string& target ) -> ParserResult { + target = source; + return ParserResult::ok( ParseResultType::Matched ); + } + inline auto convertInto( std::string const &source, bool &target ) -> ParserResult { + std::string srcLC = source; + std::transform( srcLC.begin(), srcLC.end(), srcLC.begin(), []( char c ) { return static_cast<char>( ::tolower(c) ); } ); + if (srcLC == "y" || srcLC == "1" || srcLC == "true" || srcLC == "yes" || srcLC == "on") + target = true; + else if (srcLC == "n" || srcLC == "0" || srcLC == "false" || srcLC == "no" || srcLC == "off") + target = false; + else + return ParserResult::runtimeError( "Expected a boolean value but did not recognise: '" + source + "'" ); + return ParserResult::ok( ParseResultType::Matched ); + } + + struct BoundRefBase { + BoundRefBase() = default; + BoundRefBase( BoundRefBase const & ) = delete; + BoundRefBase( BoundRefBase && ) = delete; + BoundRefBase &operator=( BoundRefBase const & ) = delete; + BoundRefBase &operator=( BoundRefBase && ) = delete; + + virtual ~BoundRefBase() = default; + + virtual auto isFlag() const -> bool = 0; + virtual auto isContainer() const -> bool { return false; } + virtual auto setValue( std::string const &arg ) -> ParserResult = 0; + virtual auto setFlag( bool flag ) -> ParserResult = 0; + }; + + struct BoundValueRefBase : BoundRefBase { + auto isFlag() const -> bool override { return false; } + + auto setFlag( bool ) -> ParserResult override { + return ParserResult::logicError( "Flags can only be set on boolean fields" ); + } + }; + + struct BoundFlagRefBase : BoundRefBase { + auto isFlag() const -> bool override { return true; } + + auto setValue( std::string const &arg ) -> ParserResult override { + bool flag; + auto result = convertInto( arg, flag ); + if( result ) + setFlag( flag ); + return result; + } + }; + + template<typename T> + struct BoundRef : BoundValueRefBase { + T &m_ref; + + explicit BoundRef( T &ref ) : m_ref( ref ) {} + + auto setValue( std::string const &arg ) -> ParserResult override { + return convertInto( arg, m_ref ); + } + }; + + template<typename T> + struct BoundRef<std::vector<T>> : BoundValueRefBase { + std::vector<T> &m_ref; + + explicit BoundRef( std::vector<T> &ref ) : m_ref( ref ) {} + + auto isContainer() const -> bool override { return true; } + + auto setValue( std::string const &arg ) -> ParserResult override { + T temp; + auto result = convertInto( arg, temp ); + if( result ) + m_ref.push_back( temp ); + return result; + } + }; + + struct BoundFlagRef : BoundFlagRefBase { + bool &m_ref; + + explicit BoundFlagRef( bool &ref ) : m_ref( ref ) {} + + auto setFlag( bool flag ) -> ParserResult override { + m_ref = flag; + return ParserResult::ok( ParseResultType::Matched ); + } + }; + + template<typename ReturnType> + struct LambdaInvoker { + static_assert( std::is_same<ReturnType, ParserResult>::value, "Lambda must return void or clara::ParserResult" ); + + template<typename L, typename ArgType> + static auto invoke( L const &lambda, ArgType const &arg ) -> ParserResult { + return lambda( arg ); + } + }; + + template<> + struct LambdaInvoker<void> { + template<typename L, typename ArgType> + static auto invoke( L const &lambda, ArgType const &arg ) -> ParserResult { + lambda( arg ); + return ParserResult::ok( ParseResultType::Matched ); + } + }; + + template<typename ArgType, typename L> + inline auto invokeLambda( L const &lambda, std::string const &arg ) -> ParserResult { + ArgType temp; + auto result = convertInto( arg, temp ); + return !result + ? result + : LambdaInvoker<typename UnaryLambdaTraits<L>::ReturnType>::invoke( lambda, temp ); + }; + + template<typename L> + struct BoundLambda : BoundValueRefBase { + L m_lambda; + + static_assert( UnaryLambdaTraits<L>::isValid, "Supplied lambda must take exactly one argument" ); + explicit BoundLambda( L const &lambda ) : m_lambda( lambda ) {} + + auto setValue( std::string const &arg ) -> ParserResult override { + return invokeLambda<typename UnaryLambdaTraits<L>::ArgType>( m_lambda, arg ); + } + }; + + template<typename L> + struct BoundFlagLambda : BoundFlagRefBase { + L m_lambda; + + static_assert( UnaryLambdaTraits<L>::isValid, "Supplied lambda must take exactly one argument" ); + static_assert( std::is_same<typename UnaryLambdaTraits<L>::ArgType, bool>::value, "flags must be boolean" ); + + explicit BoundFlagLambda( L const &lambda ) : m_lambda( lambda ) {} + + auto setFlag( bool flag ) -> ParserResult override { + return LambdaInvoker<typename UnaryLambdaTraits<L>::ReturnType>::invoke( m_lambda, flag ); + } + }; + + enum class Optionality { Optional, Required }; + + struct Parser; + + class ParserBase { + public: + virtual ~ParserBase() = default; + virtual auto validate() const -> Result { return Result::ok(); } + virtual auto parse( std::string const& exeName, TokenStream const &tokens) const -> InternalParseResult = 0; + virtual auto cardinality() const -> size_t { return 1; } + + auto parse( Args const &args ) const -> InternalParseResult { + return parse( args.exeName(), TokenStream( args ) ); + } + }; + + template<typename DerivedT> + class ComposableParserImpl : public ParserBase { + public: + template<typename T> + auto operator|( T const &other ) const -> Parser; + }; + + // Common code and state for Args and Opts + template<typename DerivedT> + class ParserRefImpl : public ComposableParserImpl<DerivedT> { + protected: + Optionality m_optionality = Optionality::Optional; + std::shared_ptr<BoundRefBase> m_ref; + std::string m_hint; + std::string m_description; + + explicit ParserRefImpl( std::shared_ptr<BoundRefBase> const &ref ) : m_ref( ref ) {} + + public: + template<typename T> + ParserRefImpl( T &ref, std::string const &hint ) + : m_ref( std::make_shared<BoundRef<T>>( ref ) ), + m_hint( hint ) + {} + + template<typename LambdaT> + ParserRefImpl( LambdaT const &ref, std::string const &hint ) + : m_ref( std::make_shared<BoundLambda<LambdaT>>( ref ) ), + m_hint(hint) + {} + + auto operator()( std::string const &description ) -> DerivedT & { + m_description = description; + return static_cast<DerivedT &>( *this ); + } + + auto optional() -> DerivedT & { + m_optionality = Optionality::Optional; + return static_cast<DerivedT &>( *this ); + }; + + auto required() -> DerivedT & { + m_optionality = Optionality::Required; + return static_cast<DerivedT &>( *this ); + }; + + auto isOptional() const -> bool { + return m_optionality == Optionality::Optional; + } + + auto cardinality() const -> size_t override { + if( m_ref->isContainer() ) + return 0; + else + return 1; + } + + auto hint() const -> std::string { return m_hint; } + }; + + class ExeName : public ComposableParserImpl<ExeName> { + std::shared_ptr<std::string> m_name; + std::shared_ptr<BoundRefBase> m_ref; + + template<typename LambdaT> + static auto makeRef(LambdaT const &lambda) -> std::shared_ptr<BoundRefBase> { + return std::make_shared<BoundLambda<LambdaT>>( lambda) ; + } + + public: + ExeName() : m_name( std::make_shared<std::string>( "<executable>" ) ) {} + + explicit ExeName( std::string &ref ) : ExeName() { + m_ref = std::make_shared<BoundRef<std::string>>( ref ); + } + + template<typename LambdaT> + explicit ExeName( LambdaT const& lambda ) : ExeName() { + m_ref = std::make_shared<BoundLambda<LambdaT>>( lambda ); + } + + // The exe name is not parsed out of the normal tokens, but is handled specially + auto parse( std::string const&, TokenStream const &tokens ) const -> InternalParseResult override { + return InternalParseResult::ok( ParseState( ParseResultType::NoMatch, tokens ) ); + } + + auto name() const -> std::string { return *m_name; } + auto set( std::string const& newName ) -> ParserResult { + + auto lastSlash = newName.find_last_of( "\\/" ); + auto filename = ( lastSlash == std::string::npos ) + ? newName + : newName.substr( lastSlash+1 ); + + *m_name = filename; + if( m_ref ) + return m_ref->setValue( filename ); + else + return ParserResult::ok( ParseResultType::Matched ); + } + }; + + class Arg : public ParserRefImpl<Arg> { + public: + using ParserRefImpl::ParserRefImpl; + + auto parse( std::string const &, TokenStream const &tokens ) const -> InternalParseResult override { + auto validationResult = validate(); + if( !validationResult ) + return InternalParseResult( validationResult ); + + auto remainingTokens = tokens; + auto const &token = *remainingTokens; + if( token.type != TokenType::Argument ) + return InternalParseResult::ok( ParseState( ParseResultType::NoMatch, remainingTokens ) ); + + auto result = m_ref->setValue( remainingTokens->token ); + if( !result ) + return InternalParseResult( result ); + else + return InternalParseResult::ok( ParseState( ParseResultType::Matched, ++remainingTokens ) ); + } + }; + + inline auto normaliseOpt( std::string const &optName ) -> std::string { +#ifdef CATCH_PLATFORM_WINDOWS + if( optName[0] == '/' ) + return "-" + optName.substr( 1 ); + else +#endif + return optName; + } + + class Opt : public ParserRefImpl<Opt> { + protected: + std::vector<std::string> m_optNames; + + public: + template<typename LambdaT> + explicit Opt( LambdaT const &ref ) : ParserRefImpl( std::make_shared<BoundFlagLambda<LambdaT>>( ref ) ) {} + + explicit Opt( bool &ref ) : ParserRefImpl( std::make_shared<BoundFlagRef>( ref ) ) {} + + template<typename LambdaT> + Opt( LambdaT const &ref, std::string const &hint ) : ParserRefImpl( ref, hint ) {} + + template<typename T> + Opt( T &ref, std::string const &hint ) : ParserRefImpl( ref, hint ) {} + + auto operator[]( std::string const &optName ) -> Opt & { + m_optNames.push_back( optName ); + return *this; + } + + auto getHelpColumns() const -> std::vector<HelpColumns> { + std::ostringstream oss; + bool first = true; + for( auto const &opt : m_optNames ) { + if (first) + first = false; + else + oss << ", "; + oss << opt; + } + if( !m_hint.empty() ) + oss << " <" << m_hint << ">"; + return { { oss.str(), m_description } }; + } + + auto isMatch( std::string const &optToken ) const -> bool { + auto normalisedToken = normaliseOpt( optToken ); + for( auto const &name : m_optNames ) { + if( normaliseOpt( name ) == normalisedToken ) + return true; + } + return false; + } + + using ParserBase::parse; + + auto parse( std::string const&, TokenStream const &tokens ) const -> InternalParseResult override { + auto validationResult = validate(); + if( !validationResult ) + return InternalParseResult( validationResult ); + + auto remainingTokens = tokens; + if( remainingTokens && remainingTokens->type == TokenType::Option ) { + auto const &token = *remainingTokens; + if( isMatch(token.token ) ) { + if( m_ref->isFlag() ) { + auto result = m_ref->setFlag( true ); + if( !result ) + return InternalParseResult( result ); + if( result.value() == ParseResultType::ShortCircuitAll ) + return InternalParseResult::ok( ParseState( result.value(), remainingTokens ) ); + } else { + ++remainingTokens; + if( !remainingTokens ) + return InternalParseResult::runtimeError( "Expected argument following " + token.token ); + auto const &argToken = *remainingTokens; + if( argToken.type != TokenType::Argument ) + return InternalParseResult::runtimeError( "Expected argument following " + token.token ); + auto result = m_ref->setValue( argToken.token ); + if( !result ) + return InternalParseResult( result ); + if( result.value() == ParseResultType::ShortCircuitAll ) + return InternalParseResult::ok( ParseState( result.value(), remainingTokens ) ); + } + return InternalParseResult::ok( ParseState( ParseResultType::Matched, ++remainingTokens ) ); + } + } + return InternalParseResult::ok( ParseState( ParseResultType::NoMatch, remainingTokens ) ); + } + + auto validate() const -> Result override { + if( m_optNames.empty() ) + return Result::logicError( "No options supplied to Opt" ); + for( auto const &name : m_optNames ) { + if( name.empty() ) + return Result::logicError( "Option name cannot be empty" ); +#ifdef CATCH_PLATFORM_WINDOWS + if( name[0] != '-' && name[0] != '/' ) + return Result::logicError( "Option name must begin with '-' or '/'" ); +#else + if( name[0] != '-' ) + return Result::logicError( "Option name must begin with '-'" ); +#endif + } + return ParserRefImpl::validate(); + } + }; + + struct Help : Opt { + Help( bool &showHelpFlag ) + : Opt([&]( bool flag ) { + showHelpFlag = flag; + return ParserResult::ok( ParseResultType::ShortCircuitAll ); + }) + { + static_cast<Opt &>( *this ) + ("display usage information") + ["-?"]["-h"]["--help"] + .optional(); + } + }; + + struct Parser : ParserBase { + + mutable ExeName m_exeName; + std::vector<Opt> m_options; + std::vector<Arg> m_args; + + auto operator|=( ExeName const &exeName ) -> Parser & { + m_exeName = exeName; + return *this; + } + + auto operator|=( Arg const &arg ) -> Parser & { + m_args.push_back(arg); + return *this; + } + + auto operator|=( Opt const &opt ) -> Parser & { + m_options.push_back(opt); + return *this; + } + + auto operator|=( Parser const &other ) -> Parser & { + m_options.insert(m_options.end(), other.m_options.begin(), other.m_options.end()); + m_args.insert(m_args.end(), other.m_args.begin(), other.m_args.end()); + return *this; + } + + template<typename T> + auto operator|( T const &other ) const -> Parser { + return Parser( *this ) |= other; + } + + auto getHelpColumns() const -> std::vector<HelpColumns> { + std::vector<HelpColumns> cols; + for (auto const &o : m_options) { + auto childCols = o.getHelpColumns(); + cols.insert( cols.end(), childCols.begin(), childCols.end() ); + } + return cols; + } + + void writeToStream( std::ostream &os ) const { + if (!m_exeName.name().empty()) { + os << "usage:\n" << " " << m_exeName.name() << " "; + bool required = true, first = true; + for( auto const &arg : m_args ) { + if (first) + first = false; + else + os << " "; + if( arg.isOptional() && required ) { + os << "["; + required = false; + } + os << "<" << arg.hint() << ">"; + if( arg.cardinality() == 0 ) + os << " ... "; + } + if( !required ) + os << "]"; + if( !m_options.empty() ) + os << " options"; + os << "\n\nwhere options are:" << std::endl; + } + + auto rows = getHelpColumns(); + size_t consoleWidth = CATCH_CLARA_CONFIG_CONSOLE_WIDTH; + size_t optWidth = 0; + for( auto const &cols : rows ) + optWidth = (std::max)(optWidth, cols.left.size() + 2); + + for( auto const &cols : rows ) { + auto row = + TextFlow::Column( cols.left ).width( optWidth ).indent( 2 ) + + TextFlow::Spacer(4) + + TextFlow::Column( cols.right ).width( consoleWidth - 7 - optWidth ); + os << row << std::endl; + } + } + + friend auto operator<<( std::ostream &os, Parser const &parser ) -> std::ostream& { + parser.writeToStream( os ); + return os; + } + + auto validate() const -> Result override { + for( auto const &opt : m_options ) { + auto result = opt.validate(); + if( !result ) + return result; + } + for( auto const &arg : m_args ) { + auto result = arg.validate(); + if( !result ) + return result; + } + return Result::ok(); + } + + using ParserBase::parse; + + auto parse( std::string const& exeName, TokenStream const &tokens ) const -> InternalParseResult override { + + struct ParserInfo { + ParserBase const* parser = nullptr; + size_t count = 0; + }; + const size_t totalParsers = m_options.size() + m_args.size(); + assert( totalParsers < 512 ); + // ParserInfo parseInfos[totalParsers]; // <-- this is what we really want to do + ParserInfo parseInfos[512]; + + { + size_t i = 0; + for (auto const &opt : m_options) parseInfos[i++].parser = &opt; + for (auto const &arg : m_args) parseInfos[i++].parser = &arg; + } + + m_exeName.set( exeName ); + + auto result = InternalParseResult::ok( ParseState( ParseResultType::NoMatch, tokens ) ); + while( result.value().remainingTokens() ) { + bool tokenParsed = false; + + for( size_t i = 0; i < totalParsers; ++i ) { + auto& parseInfo = parseInfos[i]; + if( parseInfo.parser->cardinality() == 0 || parseInfo.count < parseInfo.parser->cardinality() ) { + result = parseInfo.parser->parse(exeName, result.value().remainingTokens()); + if (!result) + return result; + if (result.value().type() != ParseResultType::NoMatch) { + tokenParsed = true; + ++parseInfo.count; + break; + } + } + } + + if( result.value().type() == ParseResultType::ShortCircuitAll ) + return result; + if( !tokenParsed ) + return InternalParseResult::runtimeError( "Unrecognised token: " + result.value().remainingTokens()->token ); + } + // !TBD Check missing required options + return result; + } + }; + + template<typename DerivedT> + template<typename T> + auto ComposableParserImpl<DerivedT>::operator|( T const &other ) const -> Parser { + return Parser() | static_cast<DerivedT const &>( *this ) | other; + } +} // namespace detail + +// A Combined parser +using detail::Parser; + +// A parser for options +using detail::Opt; + +// A parser for arguments +using detail::Arg; + +// Wrapper for argc, argv from main() +using detail::Args; + +// Specifies the name of the executable +using detail::ExeName; + +// Convenience wrapper for option parser that specifies the help option +using detail::Help; + +// enum of result types from a parse +using detail::ParseResultType; + +// Result type for parser operation +using detail::ParserResult; + +}} // namespace Catch::clara + +// end clara.hpp +#ifdef __clang__ +#pragma clang diagnostic pop +#endif + +// Restore Clara's value for console width, if present +#ifdef CATCH_TEMP_CLARA_CONFIG_CONSOLE_WIDTH +#define CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH CATCH_TEMP_CLARA_CONFIG_CONSOLE_WIDTH +#undef CATCH_TEMP_CLARA_CONFIG_CONSOLE_WIDTH +#endif + +// end catch_clara.h +namespace Catch { + + clara::Parser makeCommandLineParser( ConfigData& config ); + +} // end namespace Catch + +// end catch_commandline.h +#include <fstream> +#include <ctime> + +namespace Catch { + + clara::Parser makeCommandLineParser( ConfigData& config ) { + + using namespace clara; + + auto const setWarning = [&]( std::string const& warning ) { + if( warning != "NoAssertions" ) + return ParserResult::runtimeError( "Unrecognised warning: '" + warning + "'" ); + config.warnings = static_cast<WarnAbout::What>( config.warnings | WarnAbout::NoAssertions ); + return ParserResult::ok( ParseResultType::Matched ); + }; + auto const loadTestNamesFromFile = [&]( std::string const& filename ) { + std::ifstream f( filename.c_str() ); + if( !f.is_open() ) + return ParserResult::runtimeError( "Unable to load input file: '" + filename + "'" ); + + std::string line; + while( std::getline( f, line ) ) { + line = trim(line); + if( !line.empty() && !startsWith( line, '#' ) ) { + if( !startsWith( line, '"' ) ) + line = '"' + line + '"'; + config.testsOrTags.push_back( line + ',' ); + } + } + return ParserResult::ok( ParseResultType::Matched ); + }; + auto const setTestOrder = [&]( std::string const& order ) { + if( startsWith( "declared", order ) ) + config.runOrder = RunTests::InDeclarationOrder; + else if( startsWith( "lexical", order ) ) + config.runOrder = RunTests::InLexicographicalOrder; + else if( startsWith( "random", order ) ) + config.runOrder = RunTests::InRandomOrder; + else + return clara::ParserResult::runtimeError( "Unrecognised ordering: '" + order + "'" ); + return ParserResult::ok( ParseResultType::Matched ); + }; + auto const setRngSeed = [&]( std::string const& seed ) { + if( seed != "time" ) + return clara::detail::convertInto( seed, config.rngSeed ); + config.rngSeed = static_cast<unsigned int>( std::time(nullptr) ); + return ParserResult::ok( ParseResultType::Matched ); + }; + auto const setColourUsage = [&]( std::string const& useColour ) { + auto mode = toLower( useColour ); + + if( mode == "yes" ) + config.useColour = UseColour::Yes; + else if( mode == "no" ) + config.useColour = UseColour::No; + else if( mode == "auto" ) + config.useColour = UseColour::Auto; + else + return ParserResult::runtimeError( "colour mode must be one of: auto, yes or no. '" + useColour + "' not recognised" ); + return ParserResult::ok( ParseResultType::Matched ); + }; + auto const setWaitForKeypress = [&]( std::string const& keypress ) { + auto keypressLc = toLower( keypress ); + if( keypressLc == "start" ) + config.waitForKeypress = WaitForKeypress::BeforeStart; + else if( keypressLc == "exit" ) + config.waitForKeypress = WaitForKeypress::BeforeExit; + else if( keypressLc == "both" ) + config.waitForKeypress = WaitForKeypress::BeforeStartAndExit; + else + return ParserResult::runtimeError( "keypress argument must be one of: start, exit or both. '" + keypress + "' not recognised" ); + return ParserResult::ok( ParseResultType::Matched ); + }; + auto const setVerbosity = [&]( std::string const& verbosity ) { + auto lcVerbosity = toLower( verbosity ); + if( lcVerbosity == "quiet" ) + config.verbosity = Verbosity::Quiet; + else if( lcVerbosity == "normal" ) + config.verbosity = Verbosity::Normal; + else if( lcVerbosity == "high" ) + config.verbosity = Verbosity::High; + else + return ParserResult::runtimeError( "Unrecognised verbosity, '" + verbosity + "'" ); + return ParserResult::ok( ParseResultType::Matched ); + }; + + auto cli + = ExeName( config.processName ) + | Help( config.showHelp ) + | Opt( config.listTests ) + ["-l"]["--list-tests"] + ( "list all/matching test cases" ) + | Opt( config.listTags ) + ["-t"]["--list-tags"] + ( "list all/matching tags" ) + | Opt( config.showSuccessfulTests ) + ["-s"]["--success"] + ( "include successful tests in output" ) + | Opt( config.shouldDebugBreak ) + ["-b"]["--break"] + ( "break into debugger on failure" ) + | Opt( config.noThrow ) + ["-e"]["--nothrow"] + ( "skip exception tests" ) + | Opt( config.showInvisibles ) + ["-i"]["--invisibles"] + ( "show invisibles (tabs, newlines)" ) + | Opt( config.outputFilename, "filename" ) + ["-o"]["--out"] + ( "output filename" ) + | Opt( config.reporterNames, "name" ) + ["-r"]["--reporter"] + ( "reporter to use (defaults to console)" ) + | Opt( config.name, "name" ) + ["-n"]["--name"] + ( "suite name" ) + | Opt( [&]( bool ){ config.abortAfter = 1; } ) + ["-a"]["--abort"] + ( "abort at first failure" ) + | Opt( [&]( int x ){ config.abortAfter = x; }, "no. failures" ) + ["-x"]["--abortx"] + ( "abort after x failures" ) + | Opt( setWarning, "warning name" ) + ["-w"]["--warn"] + ( "enable warnings" ) + | Opt( [&]( bool flag ) { config.showDurations = flag ? ShowDurations::Always : ShowDurations::Never; }, "yes|no" ) + ["-d"]["--durations"] + ( "show test durations" ) + | Opt( loadTestNamesFromFile, "filename" ) + ["-f"]["--input-file"] + ( "load test names to run from a file" ) + | Opt( config.filenamesAsTags ) + ["-#"]["--filenames-as-tags"] + ( "adds a tag for the filename" ) + | Opt( config.sectionsToRun, "section name" ) + ["-c"]["--section"] + ( "specify section to run" ) + | Opt( setVerbosity, "quiet|normal|high" ) + ["-v"]["--verbosity"] + ( "set output verbosity" ) + | Opt( config.listTestNamesOnly ) + ["--list-test-names-only"] + ( "list all/matching test cases names only" ) + | Opt( config.listReporters ) + ["--list-reporters"] + ( "list all reporters" ) + | Opt( setTestOrder, "decl|lex|rand" ) + ["--order"] + ( "test case order (defaults to decl)" ) + | Opt( setRngSeed, "'time'|number" ) + ["--rng-seed"] + ( "set a specific seed for random numbers" ) + | Opt( setColourUsage, "yes|no" ) + ["--use-colour"] + ( "should output be colourised" ) + | Opt( config.libIdentify ) + ["--libidentify"] + ( "report name and version according to libidentify standard" ) + | Opt( setWaitForKeypress, "start|exit|both" ) + ["--wait-for-keypress"] + ( "waits for a keypress before exiting" ) + | Opt( config.benchmarkResolutionMultiple, "multiplier" ) + ["--benchmark-resolution-multiple"] + ( "multiple of clock resolution to run benchmarks" ) + + | Arg( config.testsOrTags, "test name|pattern|tags" ) + ( "which test or tests to use" ); + + return cli; + } + +} // end namespace Catch +// end catch_commandline.cpp +// start catch_common.cpp + +#include <cstring> +#include <ostream> + +namespace Catch { + + SourceLineInfo::SourceLineInfo( char const* _file, std::size_t _line ) noexcept + : file( _file ), + line( _line ) + {} + bool SourceLineInfo::empty() const noexcept { + return file[0] == '\0'; + } + bool SourceLineInfo::operator == ( SourceLineInfo const& other ) const noexcept { + return line == other.line && (file == other.file || std::strcmp(file, other.file) == 0); + } + bool SourceLineInfo::operator < ( SourceLineInfo const& other ) const noexcept { + return line < other.line || ( line == other.line && (std::strcmp(file, other.file) < 0)); + } + + std::ostream& operator << ( std::ostream& os, SourceLineInfo const& info ) { +#ifndef __GNUG__ + os << info.file << '(' << info.line << ')'; +#else + os << info.file << ':' << info.line; +#endif + return os; + } + + bool isTrue( bool value ){ return value; } + bool alwaysTrue() { return true; } + bool alwaysFalse() { return false; } + + std::string StreamEndStop::operator+() const { + return std::string(); + } + + NonCopyable::NonCopyable() = default; + NonCopyable::~NonCopyable() = default; + +} +// end catch_common.cpp +// start catch_config.cpp + +namespace Catch { + + Config::Config( ConfigData const& data ) + : m_data( data ), + m_stream( openStream() ) + { + if( !data.testsOrTags.empty() ) { + TestSpecParser parser( ITagAliasRegistry::get() ); + for( auto const& testOrTags : data.testsOrTags ) + parser.parse( testOrTags ); + m_testSpec = parser.testSpec(); + } + } + + std::string const& Config::getFilename() const { + return m_data.outputFilename ; + } + + bool Config::listTests() const { return m_data.listTests; } + bool Config::listTestNamesOnly() const { return m_data.listTestNamesOnly; } + bool Config::listTags() const { return m_data.listTags; } + bool Config::listReporters() const { return m_data.listReporters; } + + std::string Config::getProcessName() const { return m_data.processName; } + + std::vector<std::string> const& Config::getReporterNames() const { return m_data.reporterNames; } + std::vector<std::string> const& Config::getSectionsToRun() const { return m_data.sectionsToRun; } + + TestSpec const& Config::testSpec() const { return m_testSpec; } + + bool Config::showHelp() const { return m_data.showHelp; } + + // IConfig interface + bool Config::allowThrows() const { return !m_data.noThrow; } + std::ostream& Config::stream() const { return m_stream->stream(); } + std::string Config::name() const { return m_data.name.empty() ? m_data.processName : m_data.name; } + bool Config::includeSuccessfulResults() const { return m_data.showSuccessfulTests; } + bool Config::warnAboutMissingAssertions() const { return m_data.warnings & WarnAbout::NoAssertions; } + ShowDurations::OrNot Config::showDurations() const { return m_data.showDurations; } + RunTests::InWhatOrder Config::runOrder() const { return m_data.runOrder; } + unsigned int Config::rngSeed() const { return m_data.rngSeed; } + int Config::benchmarkResolutionMultiple() const { return m_data.benchmarkResolutionMultiple; } + UseColour::YesOrNo Config::useColour() const { return m_data.useColour; } + bool Config::shouldDebugBreak() const { return m_data.shouldDebugBreak; } + int Config::abortAfter() const { return m_data.abortAfter; } + bool Config::showInvisibles() const { return m_data.showInvisibles; } + Verbosity Config::verbosity() const { return m_data.verbosity; } + + IStream const* Config::openStream() { + if( m_data.outputFilename.empty() ) + return new CoutStream(); + else if( m_data.outputFilename[0] == '%' ) { + if( m_data.outputFilename == "%debug" ) + return new DebugOutStream(); + else + CATCH_ERROR( "Unrecognised stream: '" << m_data.outputFilename << "'" ); + } + else + return new FileStream( m_data.outputFilename ); + } + +} // end namespace Catch +// end catch_config.cpp +// start catch_console_colour.cpp + +#if defined(__clang__) +# pragma clang diagnostic push +# pragma clang diagnostic ignored "-Wexit-time-destructors" +#endif + +// start catch_errno_guard.h + +namespace Catch { + + class ErrnoGuard { + public: + ErrnoGuard(); + ~ErrnoGuard(); + private: + int m_oldErrno; + }; + +} + +// end catch_errno_guard.h +// start catch_windows_h_proxy.h + + +#if defined(CATCH_PLATFORM_WINDOWS) + +#if !defined(NOMINMAX) && !defined(CATCH_CONFIG_NO_NOMINMAX) +# define CATCH_DEFINED_NOMINMAX +# define NOMINMAX +#endif +#if !defined(WIN32_LEAN_AND_MEAN) && !defined(CATCH_CONFIG_NO_WIN32_LEAN_AND_MEAN) +# define CATCH_DEFINED_WIN32_LEAN_AND_MEAN +# define WIN32_LEAN_AND_MEAN +#endif + +#ifdef __AFXDLL +#include <AfxWin.h> +#else +#include <windows.h> +#endif + +#ifdef CATCH_DEFINED_NOMINMAX +# undef NOMINMAX +#endif +#ifdef CATCH_DEFINED_WIN32_LEAN_AND_MEAN +# undef WIN32_LEAN_AND_MEAN +#endif + +#endif // defined(CATCH_PLATFORM_WINDOWS) + +// end catch_windows_h_proxy.h +namespace Catch { + namespace { + + struct IColourImpl { + virtual ~IColourImpl() = default; + virtual void use( Colour::Code _colourCode ) = 0; + }; + + struct NoColourImpl : IColourImpl { + void use( Colour::Code ) {} + + static IColourImpl* instance() { + static NoColourImpl s_instance; + return &s_instance; + } + }; + + } // anon namespace +} // namespace Catch + +#if !defined( CATCH_CONFIG_COLOUR_NONE ) && !defined( CATCH_CONFIG_COLOUR_WINDOWS ) && !defined( CATCH_CONFIG_COLOUR_ANSI ) +# ifdef CATCH_PLATFORM_WINDOWS +# define CATCH_CONFIG_COLOUR_WINDOWS +# else +# define CATCH_CONFIG_COLOUR_ANSI +# endif +#endif + +#if defined ( CATCH_CONFIG_COLOUR_WINDOWS ) ///////////////////////////////////////// + +namespace Catch { +namespace { + + class Win32ColourImpl : public IColourImpl { + public: + Win32ColourImpl() : stdoutHandle( GetStdHandle(STD_OUTPUT_HANDLE) ) + { + CONSOLE_SCREEN_BUFFER_INFO csbiInfo; + GetConsoleScreenBufferInfo( stdoutHandle, &csbiInfo ); + originalForegroundAttributes = csbiInfo.wAttributes & ~( BACKGROUND_GREEN | BACKGROUND_RED | BACKGROUND_BLUE | BACKGROUND_INTENSITY ); + originalBackgroundAttributes = csbiInfo.wAttributes & ~( FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_BLUE | FOREGROUND_INTENSITY ); + } + + virtual void use( Colour::Code _colourCode ) override { + switch( _colourCode ) { + case Colour::None: return setTextAttribute( originalForegroundAttributes ); + case Colour::White: return setTextAttribute( FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_BLUE ); + case Colour::Red: return setTextAttribute( FOREGROUND_RED ); + case Colour::Green: return setTextAttribute( FOREGROUND_GREEN ); + case Colour::Blue: return setTextAttribute( FOREGROUND_BLUE ); + case Colour::Cyan: return setTextAttribute( FOREGROUND_BLUE | FOREGROUND_GREEN ); + case Colour::Yellow: return setTextAttribute( FOREGROUND_RED | FOREGROUND_GREEN ); + case Colour::Grey: return setTextAttribute( 0 ); + + case Colour::LightGrey: return setTextAttribute( FOREGROUND_INTENSITY ); + case Colour::BrightRed: return setTextAttribute( FOREGROUND_INTENSITY | FOREGROUND_RED ); + case Colour::BrightGreen: return setTextAttribute( FOREGROUND_INTENSITY | FOREGROUND_GREEN ); + case Colour::BrightWhite: return setTextAttribute( FOREGROUND_INTENSITY | FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_BLUE ); + + case Colour::Bright: CATCH_INTERNAL_ERROR( "not a colour" ); + } + } + + private: + void setTextAttribute( WORD _textAttribute ) { + SetConsoleTextAttribute( stdoutHandle, _textAttribute | originalBackgroundAttributes ); + } + HANDLE stdoutHandle; + WORD originalForegroundAttributes; + WORD originalBackgroundAttributes; + }; + + IColourImpl* platformColourInstance() { + static Win32ColourImpl s_instance; + + IConfigPtr config = getCurrentContext().getConfig(); + UseColour::YesOrNo colourMode = config + ? config->useColour() + : UseColour::Auto; + if( colourMode == UseColour::Auto ) + colourMode = UseColour::Yes; + return colourMode == UseColour::Yes + ? &s_instance + : NoColourImpl::instance(); + } + +} // end anon namespace +} // end namespace Catch + +#elif defined( CATCH_CONFIG_COLOUR_ANSI ) ////////////////////////////////////// + +#include <unistd.h> + +namespace Catch { +namespace { + + // use POSIX/ ANSI console terminal codes + // Thanks to Adam Strzelecki for original contribution + // (http://github.com/nanoant) + // https://github.com/philsquared/Catch/pull/131 + class PosixColourImpl : public IColourImpl { + public: + virtual void use( Colour::Code _colourCode ) override { + switch( _colourCode ) { + case Colour::None: + case Colour::White: return setColour( "[0m" ); + case Colour::Red: return setColour( "[0;31m" ); + case Colour::Green: return setColour( "[0;32m" ); + case Colour::Blue: return setColour( "[0;34m" ); + case Colour::Cyan: return setColour( "[0;36m" ); + case Colour::Yellow: return setColour( "[0;33m" ); + case Colour::Grey: return setColour( "[1;30m" ); + + case Colour::LightGrey: return setColour( "[0;37m" ); + case Colour::BrightRed: return setColour( "[1;31m" ); + case Colour::BrightGreen: return setColour( "[1;32m" ); + case Colour::BrightWhite: return setColour( "[1;37m" ); + + case Colour::Bright: CATCH_INTERNAL_ERROR( "not a colour" ); + } + } + static IColourImpl* instance() { + static PosixColourImpl s_instance; + return &s_instance; + } + + private: + void setColour( const char* _escapeCode ) { + Catch::cout() << '\033' << _escapeCode; + } + }; + + bool useColourOnPlatform() { + return +#ifdef CATCH_PLATFORM_MAC + !isDebuggerActive() && +#endif + isatty(STDOUT_FILENO); + } + IColourImpl* platformColourInstance() { + ErrnoGuard guard; + IConfigPtr config = getCurrentContext().getConfig(); + UseColour::YesOrNo colourMode = config + ? config->useColour() + : UseColour::Auto; + if( colourMode == UseColour::Auto ) + colourMode = useColourOnPlatform() + ? UseColour::Yes + : UseColour::No; + return colourMode == UseColour::Yes + ? PosixColourImpl::instance() + : NoColourImpl::instance(); + } + +} // end anon namespace +} // end namespace Catch + +#else // not Windows or ANSI /////////////////////////////////////////////// + +namespace Catch { + + static IColourImpl* platformColourInstance() { return NoColourImpl::instance(); } + +} // end namespace Catch + +#endif // Windows/ ANSI/ None + +namespace Catch { + + Colour::Colour( Code _colourCode ) { use( _colourCode ); } + Colour::Colour( Colour&& rhs ) noexcept { + m_moved = rhs.m_moved; + rhs.m_moved = true; + } + Colour& Colour::operator=( Colour&& rhs ) noexcept { + m_moved = rhs.m_moved; + rhs.m_moved = true; + return *this; + } + + Colour::~Colour(){ if( !m_moved ) use( None ); } + + void Colour::use( Code _colourCode ) { + static IColourImpl* impl = platformColourInstance(); + impl->use( _colourCode ); + } + + std::ostream& operator << ( std::ostream& os, Colour const& ) { + return os; + } + +} // end namespace Catch + +#if defined(__clang__) +# pragma clang diagnostic pop +#endif + +// end catch_console_colour.cpp +// start catch_context.cpp + +namespace Catch { + + class Context : public IMutableContext, NonCopyable { + + public: // IContext + virtual IResultCapture* getResultCapture() override { + return m_resultCapture; + } + virtual IRunner* getRunner() override { + return m_runner; + } + + virtual IConfigPtr getConfig() const override { + return m_config; + } + + virtual ~Context() override; + + public: // IMutableContext + virtual void setResultCapture( IResultCapture* resultCapture ) override { + m_resultCapture = resultCapture; + } + virtual void setRunner( IRunner* runner ) override { + m_runner = runner; + } + virtual void setConfig( IConfigPtr const& config ) override { + m_config = config; + } + + friend IMutableContext& getCurrentMutableContext(); + + private: + IConfigPtr m_config; + IRunner* m_runner = nullptr; + IResultCapture* m_resultCapture = nullptr; + }; + + namespace { + Context* currentContext = nullptr; + } + IMutableContext& getCurrentMutableContext() { + if( !currentContext ) + currentContext = new Context(); + return *currentContext; + } + IContext& getCurrentContext() { + return getCurrentMutableContext(); + } + + void cleanUpContext() { + delete currentContext; + currentContext = nullptr; + } + IContext::~IContext() = default; + IMutableContext::~IMutableContext() = default; + Context::~Context() = default; +} +// end catch_context.cpp +// start catch_debug_console.cpp + +// start catch_debug_console.h + +#include <string> + +namespace Catch { + void writeToDebugConsole( std::string const& text ); +} + +// end catch_debug_console.h +#ifdef CATCH_PLATFORM_WINDOWS + + namespace Catch { + void writeToDebugConsole( std::string const& text ) { + ::OutputDebugStringA( text.c_str() ); + } + } +#else + namespace Catch { + void writeToDebugConsole( std::string const& text ) { + // !TBD: Need a version for Mac/ XCode and other IDEs + Catch::cout() << text; + } + } +#endif // Platform +// end catch_debug_console.cpp +// start catch_debugger.cpp + +#ifdef CATCH_PLATFORM_MAC + + #include <assert.h> + #include <stdbool.h> + #include <sys/types.h> + #include <unistd.h> + #include <sys/sysctl.h> + + namespace Catch { + + // The following function is taken directly from the following technical note: + // http://developer.apple.com/library/mac/#qa/qa2004/qa1361.html + + // Returns true if the current process is being debugged (either + // running under the debugger or has a debugger attached post facto). + bool isDebuggerActive(){ + + int mib[4]; + struct kinfo_proc info; + std::size_t size; + + // Initialize the flags so that, if sysctl fails for some bizarre + // reason, we get a predictable result. + + info.kp_proc.p_flag = 0; + + // Initialize mib, which tells sysctl the info we want, in this case + // we're looking for information about a specific process ID. + + mib[0] = CTL_KERN; + mib[1] = KERN_PROC; + mib[2] = KERN_PROC_PID; + mib[3] = getpid(); + + // Call sysctl. + + size = sizeof(info); + if( sysctl(mib, sizeof(mib) / sizeof(*mib), &info, &size, nullptr, 0) != 0 ) { + Catch::cerr() << "\n** Call to sysctl failed - unable to determine if debugger is active **\n" << std::endl; + return false; + } + + // We're being debugged if the P_TRACED flag is set. + + return ( (info.kp_proc.p_flag & P_TRACED) != 0 ); + } + } // namespace Catch + +#elif defined(CATCH_PLATFORM_LINUX) + #include <fstream> + #include <string> + + namespace Catch{ + // The standard POSIX way of detecting a debugger is to attempt to + // ptrace() the process, but this needs to be done from a child and not + // this process itself to still allow attaching to this process later + // if wanted, so is rather heavy. Under Linux we have the PID of the + // "debugger" (which doesn't need to be gdb, of course, it could also + // be strace, for example) in /proc/$PID/status, so just get it from + // there instead. + bool isDebuggerActive(){ + // Libstdc++ has a bug, where std::ifstream sets errno to 0 + // This way our users can properly assert over errno values + ErrnoGuard guard; + std::ifstream in("/proc/self/status"); + for( std::string line; std::getline(in, line); ) { + static const int PREFIX_LEN = 11; + if( line.compare(0, PREFIX_LEN, "TracerPid:\t") == 0 ) { + // We're traced if the PID is not 0 and no other PID starts + // with 0 digit, so it's enough to check for just a single + // character. + return line.length() > PREFIX_LEN && line[PREFIX_LEN] != '0'; + } + } + + return false; + } + } // namespace Catch +#elif defined(_MSC_VER) + extern "C" __declspec(dllimport) int __stdcall IsDebuggerPresent(); + namespace Catch { + bool isDebuggerActive() { + return IsDebuggerPresent() != 0; + } + } +#elif defined(__MINGW32__) + extern "C" __declspec(dllimport) int __stdcall IsDebuggerPresent(); + namespace Catch { + bool isDebuggerActive() { + return IsDebuggerPresent() != 0; + } + } +#else + namespace Catch { + bool isDebuggerActive() { return false; } + } +#endif // Platform +// end catch_debugger.cpp +// start catch_decomposer.cpp + +namespace Catch { + + ITransientExpression::~ITransientExpression() = default; + + void formatReconstructedExpression( std::ostream &os, std::string const& lhs, StringRef op, std::string const& rhs ) { + if( lhs.size() + rhs.size() < 40 && + lhs.find('\n') == std::string::npos && + rhs.find('\n') == std::string::npos ) + os << lhs << " " << op << " " << rhs; + else + os << lhs << "\n" << op << "\n" << rhs; + } +} +// end catch_decomposer.cpp +// start catch_errno_guard.cpp + +#include <cerrno> + +namespace Catch { + ErrnoGuard::ErrnoGuard():m_oldErrno(errno){} + ErrnoGuard::~ErrnoGuard() { errno = m_oldErrno; } +} +// end catch_errno_guard.cpp +// start catch_exception_translator_registry.cpp + +// start catch_exception_translator_registry.h + +#include <vector> +#include <string> +#include <memory> + +namespace Catch { + + class ExceptionTranslatorRegistry : public IExceptionTranslatorRegistry { + public: + ~ExceptionTranslatorRegistry(); + virtual void registerTranslator( const IExceptionTranslator* translator ); + virtual std::string translateActiveException() const override; + std::string tryTranslators() const; + + private: + std::vector<std::unique_ptr<IExceptionTranslator const>> m_translators; + }; +} + +// end catch_exception_translator_registry.h +#ifdef __OBJC__ +#import "Foundation/Foundation.h" +#endif + +namespace Catch { + + ExceptionTranslatorRegistry::~ExceptionTranslatorRegistry() { + } + + void ExceptionTranslatorRegistry::registerTranslator( const IExceptionTranslator* translator ) { + m_translators.push_back( std::unique_ptr<const IExceptionTranslator>( translator ) ); + } + + std::string ExceptionTranslatorRegistry::translateActiveException() const { + try { +#ifdef __OBJC__ + // In Objective-C try objective-c exceptions first + @try { + return tryTranslators(); + } + @catch (NSException *exception) { + return Catch::Detail::stringify( [exception description] ); + } +#else + return tryTranslators(); +#endif + } + catch( TestFailureException& ) { + std::rethrow_exception(std::current_exception()); + } + catch( std::exception& ex ) { + return ex.what(); + } + catch( std::string& msg ) { + return msg; + } + catch( const char* msg ) { + return msg; + } + catch(...) { + return "Unknown exception"; + } + } + + std::string ExceptionTranslatorRegistry::tryTranslators() const { + if( m_translators.empty() ) + std::rethrow_exception(std::current_exception()); + else + return m_translators[0]->translate( m_translators.begin()+1, m_translators.end() ); + } +} +// end catch_exception_translator_registry.cpp +// start catch_fatal_condition.cpp + +// start catch_fatal_condition.h + +#include <string> + +#if defined ( CATCH_PLATFORM_WINDOWS ) ///////////////////////////////////////// + +# if !defined ( CATCH_CONFIG_WINDOWS_SEH ) + +namespace Catch { + struct FatalConditionHandler { + void reset(); + }; +} + +# else // CATCH_CONFIG_WINDOWS_SEH is defined + +namespace Catch { + + struct FatalConditionHandler { + + static LONG CALLBACK handleVectoredException(PEXCEPTION_POINTERS ExceptionInfo); + FatalConditionHandler(); + static void reset(); + ~FatalConditionHandler(); + + private: + static bool isSet; + static ULONG guaranteeSize; + static PVOID exceptionHandlerHandle; + }; + +} // namespace Catch + +# endif // CATCH_CONFIG_WINDOWS_SEH + +#else // Not Windows - assumed to be POSIX compatible ////////////////////////// + +# if !defined(CATCH_CONFIG_POSIX_SIGNALS) + +namespace Catch { + struct FatalConditionHandler { + void reset(); + }; +} + +# else // CATCH_CONFIG_POSIX_SIGNALS is defined + +#include <signal.h> + +namespace Catch { + + struct FatalConditionHandler { + + static bool isSet; + static struct sigaction oldSigActions[];// [sizeof(signalDefs) / sizeof(SignalDefs)]; + static stack_t oldSigStack; + static char altStackMem[]; + + static void handleSignal( int sig ); + + FatalConditionHandler(); + ~FatalConditionHandler(); + static void reset(); + }; + +} // namespace Catch + +# endif // CATCH_CONFIG_POSIX_SIGNALS + +#endif // not Windows + +// end catch_fatal_condition.h +namespace { + // Report the error condition + void reportFatal( char const * const message ) { + Catch::getCurrentContext().getResultCapture()->handleFatalErrorCondition( message ); + } +} + +#if defined ( CATCH_PLATFORM_WINDOWS ) ///////////////////////////////////////// + +# if !defined ( CATCH_CONFIG_WINDOWS_SEH ) + +namespace Catch { + void FatalConditionHandler::reset() {} +} + +# else // CATCH_CONFIG_WINDOWS_SEH is defined + +namespace Catch { + struct SignalDefs { DWORD id; const char* name; }; + + // There is no 1-1 mapping between signals and windows exceptions. + // Windows can easily distinguish between SO and SigSegV, + // but SigInt, SigTerm, etc are handled differently. + static SignalDefs signalDefs[] = { + { EXCEPTION_ILLEGAL_INSTRUCTION, "SIGILL - Illegal instruction signal" }, + { EXCEPTION_STACK_OVERFLOW, "SIGSEGV - Stack overflow" }, + { EXCEPTION_ACCESS_VIOLATION, "SIGSEGV - Segmentation violation signal" }, + { EXCEPTION_INT_DIVIDE_BY_ZERO, "Divide by zero error" }, + }; + + LONG CALLBACK FatalConditionHandler::handleVectoredException(PEXCEPTION_POINTERS ExceptionInfo) { + for (auto const& def : signalDefs) { + if (ExceptionInfo->ExceptionRecord->ExceptionCode == def.id) { + reportFatal(def.name); + } + } + // If its not an exception we care about, pass it along. + // This stops us from eating debugger breaks etc. + return EXCEPTION_CONTINUE_SEARCH; + } + + FatalConditionHandler::FatalConditionHandler() { + isSet = true; + // 32k seems enough for Catch to handle stack overflow, + // but the value was found experimentally, so there is no strong guarantee + guaranteeSize = 32 * 1024; + exceptionHandlerHandle = nullptr; + // Register as first handler in current chain + exceptionHandlerHandle = AddVectoredExceptionHandler(1, handleVectoredException); + // Pass in guarantee size to be filled + SetThreadStackGuarantee(&guaranteeSize); + } + + void FatalConditionHandler::reset() { + if (isSet) { + // Unregister handler and restore the old guarantee + RemoveVectoredExceptionHandler(exceptionHandlerHandle); + SetThreadStackGuarantee(&guaranteeSize); + exceptionHandlerHandle = nullptr; + isSet = false; + } + } + + FatalConditionHandler::~FatalConditionHandler() { + reset(); + } + +bool FatalConditionHandler::isSet = false; +ULONG FatalConditionHandler::guaranteeSize = 0; +PVOID FatalConditionHandler::exceptionHandlerHandle = nullptr; + +} // namespace Catch + +# endif // CATCH_CONFIG_WINDOWS_SEH + +#else // Not Windows - assumed to be POSIX compatible ////////////////////////// + +# if !defined(CATCH_CONFIG_POSIX_SIGNALS) + +namespace Catch { + void FatalConditionHandler::reset() {} +} + +# else // CATCH_CONFIG_POSIX_SIGNALS is defined + +#include <signal.h> + +namespace Catch { + + struct SignalDefs { + int id; + const char* name; + }; + static SignalDefs signalDefs[] = { + { SIGINT, "SIGINT - Terminal interrupt signal" }, + { SIGILL, "SIGILL - Illegal instruction signal" }, + { SIGFPE, "SIGFPE - Floating point error signal" }, + { SIGSEGV, "SIGSEGV - Segmentation violation signal" }, + { SIGTERM, "SIGTERM - Termination request signal" }, + { SIGABRT, "SIGABRT - Abort (abnormal termination) signal" } + }; + + void FatalConditionHandler::handleSignal( int sig ) { + char const * name = "<unknown signal>"; + for (auto const& def : signalDefs) { + if (sig == def.id) { + name = def.name; + break; + } + } + reset(); + reportFatal(name); + raise( sig ); + } + + FatalConditionHandler::FatalConditionHandler() { + isSet = true; + stack_t sigStack; + sigStack.ss_sp = altStackMem; + sigStack.ss_size = SIGSTKSZ; + sigStack.ss_flags = 0; + sigaltstack(&sigStack, &oldSigStack); + struct sigaction sa = { }; + + sa.sa_handler = handleSignal; + sa.sa_flags = SA_ONSTACK; + for (std::size_t i = 0; i < sizeof(signalDefs)/sizeof(SignalDefs); ++i) { + sigaction(signalDefs[i].id, &sa, &oldSigActions[i]); + } + } + + FatalConditionHandler::~FatalConditionHandler() { + reset(); + } + + void FatalConditionHandler::reset() { + if( isSet ) { + // Set signals back to previous values -- hopefully nobody overwrote them in the meantime + for( std::size_t i = 0; i < sizeof(signalDefs)/sizeof(SignalDefs); ++i ) { + sigaction(signalDefs[i].id, &oldSigActions[i], nullptr); + } + // Return the old stack + sigaltstack(&oldSigStack, nullptr); + isSet = false; + } + } + + bool FatalConditionHandler::isSet = false; + struct sigaction FatalConditionHandler::oldSigActions[sizeof(signalDefs)/sizeof(SignalDefs)] = {}; + stack_t FatalConditionHandler::oldSigStack = {}; + char FatalConditionHandler::altStackMem[SIGSTKSZ] = {}; + +} // namespace Catch + +# endif // CATCH_CONFIG_POSIX_SIGNALS + +#endif // not Windows +// end catch_fatal_condition.cpp +// start catch_interfaces_capture.cpp + +namespace Catch { + IResultCapture::~IResultCapture() = default; +} +// end catch_interfaces_capture.cpp +// start catch_interfaces_config.cpp + +namespace Catch { + IConfig::~IConfig() = default; +} +// end catch_interfaces_config.cpp +// start catch_interfaces_exception.cpp + +namespace Catch { + IExceptionTranslator::~IExceptionTranslator() = default; + IExceptionTranslatorRegistry::~IExceptionTranslatorRegistry() = default; +} +// end catch_interfaces_exception.cpp +// start catch_interfaces_registry_hub.cpp + +namespace Catch { + IRegistryHub::~IRegistryHub() = default; + IMutableRegistryHub::~IMutableRegistryHub() = default; +} +// end catch_interfaces_registry_hub.cpp +// start catch_interfaces_reporter.cpp + +// start catch_reporter_multi.h + +namespace Catch { + + class MultipleReporters : public IStreamingReporter { + using Reporters = std::vector<IStreamingReporterPtr>; + Reporters m_reporters; + + public: + void add( IStreamingReporterPtr&& reporter ); + + public: // IStreamingReporter + + ReporterPreferences getPreferences() const override; + + void noMatchingTestCases( std::string const& spec ) override; + + static std::set<Verbosity> getSupportedVerbosities(); + + void benchmarkStarting( BenchmarkInfo const& benchmarkInfo ) override; + void benchmarkEnded( BenchmarkStats const& benchmarkStats ) override; + + void testRunStarting( TestRunInfo const& testRunInfo ) override; + void testGroupStarting( GroupInfo const& groupInfo ) override; + void testCaseStarting( TestCaseInfo const& testInfo ) override; + void sectionStarting( SectionInfo const& sectionInfo ) override; + void assertionStarting( AssertionInfo const& assertionInfo ) override; + + // The return value indicates if the messages buffer should be cleared: + bool assertionEnded( AssertionStats const& assertionStats ) override; + void sectionEnded( SectionStats const& sectionStats ) override; + void testCaseEnded( TestCaseStats const& testCaseStats ) override; + void testGroupEnded( TestGroupStats const& testGroupStats ) override; + void testRunEnded( TestRunStats const& testRunStats ) override; + + void skipTest( TestCaseInfo const& testInfo ) override; + bool isMulti() const override; + + }; + +} // end namespace Catch + +// end catch_reporter_multi.h +namespace Catch { + + ReporterConfig::ReporterConfig( IConfigPtr const& _fullConfig ) + : m_stream( &_fullConfig->stream() ), m_fullConfig( _fullConfig ) {} + + ReporterConfig::ReporterConfig( IConfigPtr const& _fullConfig, std::ostream& _stream ) + : m_stream( &_stream ), m_fullConfig( _fullConfig ) {} + + std::ostream& ReporterConfig::stream() const { return *m_stream; } + IConfigPtr ReporterConfig::fullConfig() const { return m_fullConfig; } + + TestRunInfo::TestRunInfo( std::string const& _name ) : name( _name ) {} + + GroupInfo::GroupInfo( std::string const& _name, + std::size_t _groupIndex, + std::size_t _groupsCount ) + : name( _name ), + groupIndex( _groupIndex ), + groupsCounts( _groupsCount ) + {} + + AssertionStats::AssertionStats( AssertionResult const& _assertionResult, + std::vector<MessageInfo> const& _infoMessages, + Totals const& _totals ) + : assertionResult( _assertionResult ), + infoMessages( _infoMessages ), + totals( _totals ) + { + assertionResult.m_resultData.lazyExpression.m_transientExpression = _assertionResult.m_resultData.lazyExpression.m_transientExpression; + + if( assertionResult.hasMessage() ) { + // Copy message into messages list. + // !TBD This should have been done earlier, somewhere + MessageBuilder builder( assertionResult.getTestMacroName(), assertionResult.getSourceInfo(), assertionResult.getResultType() ); + builder << assertionResult.getMessage(); + builder.m_info.message = builder.m_stream.str(); + + infoMessages.push_back( builder.m_info ); + } + } + + AssertionStats::~AssertionStats() = default; + + SectionStats::SectionStats( SectionInfo const& _sectionInfo, + Counts const& _assertions, + double _durationInSeconds, + bool _missingAssertions ) + : sectionInfo( _sectionInfo ), + assertions( _assertions ), + durationInSeconds( _durationInSeconds ), + missingAssertions( _missingAssertions ) + {} + + SectionStats::~SectionStats() = default; + + TestCaseStats::TestCaseStats( TestCaseInfo const& _testInfo, + Totals const& _totals, + std::string const& _stdOut, + std::string const& _stdErr, + bool _aborting ) + : testInfo( _testInfo ), + totals( _totals ), + stdOut( _stdOut ), + stdErr( _stdErr ), + aborting( _aborting ) + {} + + TestCaseStats::~TestCaseStats() = default; + + TestGroupStats::TestGroupStats( GroupInfo const& _groupInfo, + Totals const& _totals, + bool _aborting ) + : groupInfo( _groupInfo ), + totals( _totals ), + aborting( _aborting ) + {} + + TestGroupStats::TestGroupStats( GroupInfo const& _groupInfo ) + : groupInfo( _groupInfo ), + aborting( false ) + {} + + TestGroupStats::~TestGroupStats() = default; + + TestRunStats::TestRunStats( TestRunInfo const& _runInfo, + Totals const& _totals, + bool _aborting ) + : runInfo( _runInfo ), + totals( _totals ), + aborting( _aborting ) + {} + + TestRunStats::~TestRunStats() = default; + + void IStreamingReporter::fatalErrorEncountered( StringRef ) {} + bool IStreamingReporter::isMulti() const { return false; } + + IReporterFactory::~IReporterFactory() = default; + IReporterRegistry::~IReporterRegistry() = default; + + void addReporter( IStreamingReporterPtr& existingReporter, IStreamingReporterPtr&& additionalReporter ) { + + if( !existingReporter ) { + existingReporter = std::move( additionalReporter ); + return; + } + + MultipleReporters* multi = nullptr; + + if( existingReporter->isMulti() ) { + multi = static_cast<MultipleReporters*>( existingReporter.get() ); + } + else { + auto newMulti = std::unique_ptr<MultipleReporters>( new MultipleReporters ); + newMulti->add( std::move( existingReporter ) ); + multi = newMulti.get(); + existingReporter = std::move( newMulti ); + } + multi->add( std::move( additionalReporter ) ); + } + +} // end namespace Catch +// end catch_interfaces_reporter.cpp +// start catch_interfaces_runner.cpp + +namespace Catch { + IRunner::~IRunner() = default; +} +// end catch_interfaces_runner.cpp +// start catch_interfaces_testcase.cpp + +namespace Catch { + ITestInvoker::~ITestInvoker() = default; + ITestCaseRegistry::~ITestCaseRegistry() = default; +} +// end catch_interfaces_testcase.cpp +// start catch_leak_detector.cpp + +namespace Catch { + +#ifdef CATCH_CONFIG_WINDOWS_CRTDBG +#include <crtdbg.h> + + LeakDetector::LeakDetector() { + int flag = _CrtSetDbgFlag(_CRTDBG_REPORT_FLAG); + flag |= _CRTDBG_LEAK_CHECK_DF; + flag |= _CRTDBG_ALLOC_MEM_DF; + _CrtSetDbgFlag(flag); + _CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE | _CRTDBG_MODE_DEBUG); + _CrtSetReportFile(_CRT_WARN, _CRTDBG_FILE_STDERR); + // Change this to leaking allocation's number to break there + _CrtSetBreakAlloc(-1); + } + +#else + + LeakDetector::LeakDetector(){} + +#endif + +} +// end catch_leak_detector.cpp +// start catch_list.cpp + +// start catch_list.h + +#include <set> + +namespace Catch { + + std::size_t listTests( Config const& config ); + + std::size_t listTestsNamesOnly( Config const& config ); + + struct TagInfo { + void add( std::string const& spelling ); + std::string all() const; + + std::set<std::string> spellings; + std::size_t count = 0; + }; + + std::size_t listTags( Config const& config ); + + std::size_t listReporters( Config const& /*config*/ ); + + Option<std::size_t> list( Config const& config ); + +} // end namespace Catch + +// end catch_list.h +// start catch_text.h + +namespace Catch { + using namespace clara::TextFlow; +} + +// end catch_text.h +#include <limits> +#include <algorithm> +#include <iomanip> + +namespace Catch { + + std::size_t listTests( Config const& config ) { + TestSpec testSpec = config.testSpec(); + if( config.testSpec().hasFilters() ) + Catch::cout() << "Matching test cases:\n"; + else { + Catch::cout() << "All available test cases:\n"; + testSpec = TestSpecParser( ITagAliasRegistry::get() ).parse( "*" ).testSpec(); + } + + auto matchedTestCases = filterTests( getAllTestCasesSorted( config ), testSpec, config ); + for( auto const& testCaseInfo : matchedTestCases ) { + Colour::Code colour = testCaseInfo.isHidden() + ? Colour::SecondaryText + : Colour::None; + Colour colourGuard( colour ); + + Catch::cout() << Column( testCaseInfo.name ).initialIndent( 2 ).indent( 4 ) << "\n"; + if( config.verbosity() >= Verbosity::High ) { + Catch::cout() << Column( Catch::Detail::stringify( testCaseInfo.lineInfo ) ).indent(4) << std::endl; + std::string description = testCaseInfo.description; + if( description.empty() ) + description = "(NO DESCRIPTION)"; + Catch::cout() << Column( description ).indent(4) << std::endl; + } + if( !testCaseInfo.tags.empty() ) + Catch::cout() << Column( testCaseInfo.tagsAsString() ).indent( 6 ) << "\n"; + } + + if( !config.testSpec().hasFilters() ) + Catch::cout() << pluralise( matchedTestCases.size(), "test case" ) << '\n' << std::endl; + else + Catch::cout() << pluralise( matchedTestCases.size(), "matching test case" ) << '\n' << std::endl; + return matchedTestCases.size(); + } + + std::size_t listTestsNamesOnly( Config const& config ) { + TestSpec testSpec = config.testSpec(); + if( !config.testSpec().hasFilters() ) + testSpec = TestSpecParser( ITagAliasRegistry::get() ).parse( "*" ).testSpec(); + std::size_t matchedTests = 0; + std::vector<TestCase> matchedTestCases = filterTests( getAllTestCasesSorted( config ), testSpec, config ); + for( auto const& testCaseInfo : matchedTestCases ) { + matchedTests++; + if( startsWith( testCaseInfo.name, '#' ) ) + Catch::cout() << '"' << testCaseInfo.name << '"'; + else + Catch::cout() << testCaseInfo.name; + if ( config.verbosity() >= Verbosity::High ) + Catch::cout() << "\t@" << testCaseInfo.lineInfo; + Catch::cout() << std::endl; + } + return matchedTests; + } + + void TagInfo::add( std::string const& spelling ) { + ++count; + spellings.insert( spelling ); + } + + std::string TagInfo::all() const { + std::string out; + for( auto const& spelling : spellings ) + out += "[" + spelling + "]"; + return out; + } + + std::size_t listTags( Config const& config ) { + TestSpec testSpec = config.testSpec(); + if( config.testSpec().hasFilters() ) + Catch::cout() << "Tags for matching test cases:\n"; + else { + Catch::cout() << "All available tags:\n"; + testSpec = TestSpecParser( ITagAliasRegistry::get() ).parse( "*" ).testSpec(); + } + + std::map<std::string, TagInfo> tagCounts; + + std::vector<TestCase> matchedTestCases = filterTests( getAllTestCasesSorted( config ), testSpec, config ); + for( auto const& testCase : matchedTestCases ) { + for( auto const& tagName : testCase.getTestCaseInfo().tags ) { + std::string lcaseTagName = toLower( tagName ); + auto countIt = tagCounts.find( lcaseTagName ); + if( countIt == tagCounts.end() ) + countIt = tagCounts.insert( std::make_pair( lcaseTagName, TagInfo() ) ).first; + countIt->second.add( tagName ); + } + } + + for( auto const& tagCount : tagCounts ) { + std::ostringstream oss; + oss << " " << std::setw(2) << tagCount.second.count << " "; + auto wrapper = Column( tagCount.second.all() ) + .initialIndent( 0 ) + .indent( oss.str().size() ) + .width( CATCH_CONFIG_CONSOLE_WIDTH-10 ); + Catch::cout() << oss.str() << wrapper << '\n'; + } + Catch::cout() << pluralise( tagCounts.size(), "tag" ) << '\n' << std::endl; + return tagCounts.size(); + } + + std::size_t listReporters( Config const& /*config*/ ) { + Catch::cout() << "Available reporters:\n"; + IReporterRegistry::FactoryMap const& factories = getRegistryHub().getReporterRegistry().getFactories(); + std::size_t maxNameLen = 0; + for( auto const& factoryKvp : factories ) + maxNameLen = (std::max)( maxNameLen, factoryKvp.first.size() ); + + for( auto const& factoryKvp : factories ) { + Catch::cout() + << Column( factoryKvp.first + ":" ) + .indent(2) + .width( 5+maxNameLen ) + + Column( factoryKvp.second->getDescription() ) + .initialIndent(0) + .indent(2) + .width( CATCH_CONFIG_CONSOLE_WIDTH - maxNameLen-8 ) + << "\n"; + } + Catch::cout() << std::endl; + return factories.size(); + } + + Option<std::size_t> list( Config const& config ) { + Option<std::size_t> listedCount; + if( config.listTests() ) + listedCount = listedCount.valueOr(0) + listTests( config ); + if( config.listTestNamesOnly() ) + listedCount = listedCount.valueOr(0) + listTestsNamesOnly( config ); + if( config.listTags() ) + listedCount = listedCount.valueOr(0) + listTags( config ); + if( config.listReporters() ) + listedCount = listedCount.valueOr(0) + listReporters( config ); + return listedCount; + } + +} // end namespace Catch +// end catch_list.cpp +// start catch_matchers.cpp + +namespace Catch { +namespace Matchers { + namespace Impl { + + std::string MatcherUntypedBase::toString() const { + if( m_cachedToString.empty() ) + m_cachedToString = describe(); + return m_cachedToString; + } + + MatcherUntypedBase::~MatcherUntypedBase() = default; + + } // namespace Impl +} // namespace Matchers + +using namespace Matchers; +using Matchers::Impl::MatcherBase; + +} // namespace Catch +// end catch_matchers.cpp +// start catch_matchers_string.cpp + +namespace Catch { +namespace Matchers { + + namespace StdString { + + CasedString::CasedString( std::string const& str, CaseSensitive::Choice caseSensitivity ) + : m_caseSensitivity( caseSensitivity ), + m_str( adjustString( str ) ) + {} + std::string CasedString::adjustString( std::string const& str ) const { + return m_caseSensitivity == CaseSensitive::No + ? toLower( str ) + : str; + } + std::string CasedString::caseSensitivitySuffix() const { + return m_caseSensitivity == CaseSensitive::No + ? " (case insensitive)" + : std::string(); + } + + StringMatcherBase::StringMatcherBase( std::string const& operation, CasedString const& comparator ) + : m_comparator( comparator ), + m_operation( operation ) { + } + + std::string StringMatcherBase::describe() const { + std::string description; + description.reserve(5 + m_operation.size() + m_comparator.m_str.size() + + m_comparator.caseSensitivitySuffix().size()); + description += m_operation; + description += ": \""; + description += m_comparator.m_str; + description += "\""; + description += m_comparator.caseSensitivitySuffix(); + return description; + } + + EqualsMatcher::EqualsMatcher( CasedString const& comparator ) : StringMatcherBase( "equals", comparator ) {} + + bool EqualsMatcher::match( std::string const& source ) const { + return m_comparator.adjustString( source ) == m_comparator.m_str; + } + + ContainsMatcher::ContainsMatcher( CasedString const& comparator ) : StringMatcherBase( "contains", comparator ) {} + + bool ContainsMatcher::match( std::string const& source ) const { + return contains( m_comparator.adjustString( source ), m_comparator.m_str ); + } + + StartsWithMatcher::StartsWithMatcher( CasedString const& comparator ) : StringMatcherBase( "starts with", comparator ) {} + + bool StartsWithMatcher::match( std::string const& source ) const { + return startsWith( m_comparator.adjustString( source ), m_comparator.m_str ); + } + + EndsWithMatcher::EndsWithMatcher( CasedString const& comparator ) : StringMatcherBase( "ends with", comparator ) {} + + bool EndsWithMatcher::match( std::string const& source ) const { + return endsWith( m_comparator.adjustString( source ), m_comparator.m_str ); + } + + } // namespace StdString + + StdString::EqualsMatcher Equals( std::string const& str, CaseSensitive::Choice caseSensitivity ) { + return StdString::EqualsMatcher( StdString::CasedString( str, caseSensitivity) ); + } + StdString::ContainsMatcher Contains( std::string const& str, CaseSensitive::Choice caseSensitivity ) { + return StdString::ContainsMatcher( StdString::CasedString( str, caseSensitivity) ); + } + StdString::EndsWithMatcher EndsWith( std::string const& str, CaseSensitive::Choice caseSensitivity ) { + return StdString::EndsWithMatcher( StdString::CasedString( str, caseSensitivity) ); + } + StdString::StartsWithMatcher StartsWith( std::string const& str, CaseSensitive::Choice caseSensitivity ) { + return StdString::StartsWithMatcher( StdString::CasedString( str, caseSensitivity) ); + } + +} // namespace Matchers +} // namespace Catch +// end catch_matchers_string.cpp +// start catch_message.cpp + +namespace Catch { + + MessageInfo::MessageInfo( std::string const& _macroName, + SourceLineInfo const& _lineInfo, + ResultWas::OfType _type ) + : macroName( _macroName ), + lineInfo( _lineInfo ), + type( _type ), + sequence( ++globalCount ) + {} + + bool MessageInfo::operator==( MessageInfo const& other ) const { + return sequence == other.sequence; + } + + bool MessageInfo::operator<( MessageInfo const& other ) const { + return sequence < other.sequence; + } + + // This may need protecting if threading support is added + unsigned int MessageInfo::globalCount = 0; + + //////////////////////////////////////////////////////////////////////////// + + Catch::MessageBuilder::MessageBuilder( std::string const& macroName, + SourceLineInfo const& lineInfo, + ResultWas::OfType type ) + :m_info(macroName, lineInfo, type) {} + + //////////////////////////////////////////////////////////////////////////// + + ScopedMessage::ScopedMessage( MessageBuilder const& builder ) + : m_info( builder.m_info ) + { + m_info.message = builder.m_stream.str(); + getResultCapture().pushScopedMessage( m_info ); + } + + ScopedMessage::~ScopedMessage() { + if ( !std::uncaught_exception() ){ + getResultCapture().popScopedMessage(m_info); + } + } + +} // end namespace Catch +// end catch_message.cpp +// start catch_random_number_generator.cpp + +// start catch_random_number_generator.h + +#include <algorithm> + +namespace Catch { + + struct IConfig; + + void seedRng( IConfig const& config ); + + unsigned int rngSeed(); + + struct RandomNumberGenerator { + using result_type = unsigned int; + + static constexpr result_type (min)() { return 0; } + static constexpr result_type (max)() { return 1000000; } + + result_type operator()( result_type n ) const; + result_type operator()() const; + + template<typename V> + static void shuffle( V& vector ) { + RandomNumberGenerator rng; + std::shuffle( vector.begin(), vector.end(), rng ); + } + }; + +} + +// end catch_random_number_generator.h +#include <cstdlib> + +namespace Catch { + + void seedRng( IConfig const& config ) { + if( config.rngSeed() != 0 ) + std::srand( config.rngSeed() ); + } + unsigned int rngSeed() { + return getCurrentContext().getConfig()->rngSeed(); + } + + RandomNumberGenerator::result_type RandomNumberGenerator::operator()( result_type n ) const { + return std::rand() % n; + } + RandomNumberGenerator::result_type RandomNumberGenerator::operator()() const { + return std::rand() % (max)(); + } + +} +// end catch_random_number_generator.cpp +// start catch_registry_hub.cpp + +// start catch_test_case_registry_impl.h + +#include <vector> +#include <set> +#include <algorithm> +#include <ios> + +namespace Catch { + + class TestCase; + struct IConfig; + + std::vector<TestCase> sortTests( IConfig const& config, std::vector<TestCase> const& unsortedTestCases ); + bool matchTest( TestCase const& testCase, TestSpec const& testSpec, IConfig const& config ); + + void enforceNoDuplicateTestCases( std::vector<TestCase> const& functions ); + + std::vector<TestCase> filterTests( std::vector<TestCase> const& testCases, TestSpec const& testSpec, IConfig const& config ); + std::vector<TestCase> const& getAllTestCasesSorted( IConfig const& config ); + + class TestRegistry : public ITestCaseRegistry { + public: + virtual ~TestRegistry() = default; + + virtual void registerTest( TestCase const& testCase ); + + std::vector<TestCase> const& getAllTests() const override; + std::vector<TestCase> const& getAllTestsSorted( IConfig const& config ) const override; + + private: + std::vector<TestCase> m_functions; + mutable RunTests::InWhatOrder m_currentSortOrder = RunTests::InDeclarationOrder; + mutable std::vector<TestCase> m_sortedFunctions; + std::size_t m_unnamedCount = 0; + std::ios_base::Init m_ostreamInit; // Forces cout/ cerr to be initialised + }; + + /////////////////////////////////////////////////////////////////////////// + + class TestInvokerAsFunction : public ITestInvoker { + void(*m_testAsFunction)(); + public: + TestInvokerAsFunction( void(*testAsFunction)() ) noexcept; + + void invoke() const override; + }; + + std::string extractClassName( std::string const& classOrQualifiedMethodName ); + + /////////////////////////////////////////////////////////////////////////// + +} // end namespace Catch + +// end catch_test_case_registry_impl.h +// start catch_reporter_registry.h + +#include <map> + +namespace Catch { + + class ReporterRegistry : public IReporterRegistry { + + public: + + ~ReporterRegistry() override; + + IStreamingReporterPtr create( std::string const& name, IConfigPtr const& config ) const override; + + void registerReporter( std::string const& name, IReporterFactoryPtr const& factory ); + void registerListener( IReporterFactoryPtr const& factory ); + + FactoryMap const& getFactories() const override; + Listeners const& getListeners() const override; + + private: + FactoryMap m_factories; + Listeners m_listeners; + }; +} + +// end catch_reporter_registry.h +// start catch_tag_alias_registry.h + +// start catch_tag_alias.h + +#include <string> + +namespace Catch { + + struct TagAlias { + TagAlias(std::string const& _tag, SourceLineInfo _lineInfo); + + std::string tag; + SourceLineInfo lineInfo; + }; + +} // end namespace Catch + +// end catch_tag_alias.h +#include <map> + +namespace Catch { + + class TagAliasRegistry : public ITagAliasRegistry { + public: + ~TagAliasRegistry() override; + TagAlias const* find( std::string const& alias ) const override; + std::string expandAliases( std::string const& unexpandedTestSpec ) const override; + void add( std::string const& alias, std::string const& tag, SourceLineInfo const& lineInfo ); + + private: + std::map<std::string, TagAlias> m_registry; + }; + +} // end namespace Catch + +// end catch_tag_alias_registry.h +// start catch_startup_exception_registry.h + +#include <vector> +#include <exception> + +namespace Catch { + + class StartupExceptionRegistry { + public: + void add(std::exception_ptr const& exception) noexcept; + std::vector<std::exception_ptr> const& getExceptions() const noexcept; + private: + std::vector<std::exception_ptr> m_exceptions; + }; + +} // end namespace Catch + +// end catch_startup_exception_registry.h +namespace Catch { + + namespace { + + class RegistryHub : public IRegistryHub, public IMutableRegistryHub, + private NonCopyable { + + public: // IRegistryHub + RegistryHub() = default; + IReporterRegistry const& getReporterRegistry() const override { + return m_reporterRegistry; + } + ITestCaseRegistry const& getTestCaseRegistry() const override { + return m_testCaseRegistry; + } + IExceptionTranslatorRegistry& getExceptionTranslatorRegistry() override { + return m_exceptionTranslatorRegistry; + } + ITagAliasRegistry const& getTagAliasRegistry() const override { + return m_tagAliasRegistry; + } + StartupExceptionRegistry const& getStartupExceptionRegistry() const override { + return m_exceptionRegistry; + } + + public: // IMutableRegistryHub + void registerReporter( std::string const& name, IReporterFactoryPtr const& factory ) override { + m_reporterRegistry.registerReporter( name, factory ); + } + void registerListener( IReporterFactoryPtr const& factory ) override { + m_reporterRegistry.registerListener( factory ); + } + void registerTest( TestCase const& testInfo ) override { + m_testCaseRegistry.registerTest( testInfo ); + } + void registerTranslator( const IExceptionTranslator* translator ) override { + m_exceptionTranslatorRegistry.registerTranslator( translator ); + } + void registerTagAlias( std::string const& alias, std::string const& tag, SourceLineInfo const& lineInfo ) override { + m_tagAliasRegistry.add( alias, tag, lineInfo ); + } + void registerStartupException() noexcept override { + m_exceptionRegistry.add(std::current_exception()); + } + + private: + TestRegistry m_testCaseRegistry; + ReporterRegistry m_reporterRegistry; + ExceptionTranslatorRegistry m_exceptionTranslatorRegistry; + TagAliasRegistry m_tagAliasRegistry; + StartupExceptionRegistry m_exceptionRegistry; + }; + + // Single, global, instance + RegistryHub*& getTheRegistryHub() { + static RegistryHub* theRegistryHub = nullptr; + if( !theRegistryHub ) + theRegistryHub = new RegistryHub(); + return theRegistryHub; + } + } + + IRegistryHub& getRegistryHub() { + return *getTheRegistryHub(); + } + IMutableRegistryHub& getMutableRegistryHub() { + return *getTheRegistryHub(); + } + void cleanUp() { + delete getTheRegistryHub(); + getTheRegistryHub() = nullptr; + cleanUpContext(); + } + std::string translateActiveException() { + return getRegistryHub().getExceptionTranslatorRegistry().translateActiveException(); + } + +} // end namespace Catch +// end catch_registry_hub.cpp +// start catch_reporter_registry.cpp + +namespace Catch { + + ReporterRegistry::~ReporterRegistry() = default; + + IStreamingReporterPtr ReporterRegistry::create( std::string const& name, IConfigPtr const& config ) const { + auto it = m_factories.find( name ); + if( it == m_factories.end() ) + return nullptr; + return it->second->create( ReporterConfig( config ) ); + } + + void ReporterRegistry::registerReporter( std::string const& name, IReporterFactoryPtr const& factory ) { + m_factories.emplace(name, factory); + } + void ReporterRegistry::registerListener( IReporterFactoryPtr const& factory ) { + m_listeners.push_back( factory ); + } + + IReporterRegistry::FactoryMap const& ReporterRegistry::getFactories() const { + return m_factories; + } + IReporterRegistry::Listeners const& ReporterRegistry::getListeners() const { + return m_listeners; + } + +} +// end catch_reporter_registry.cpp +// start catch_result_type.cpp + +namespace Catch { + + bool isOk( ResultWas::OfType resultType ) { + return ( resultType & ResultWas::FailureBit ) == 0; + } + bool isJustInfo( int flags ) { + return flags == ResultWas::Info; + } + + ResultDisposition::Flags operator | ( ResultDisposition::Flags lhs, ResultDisposition::Flags rhs ) { + return static_cast<ResultDisposition::Flags>( static_cast<int>( lhs ) | static_cast<int>( rhs ) ); + } + + bool shouldContinueOnFailure( int flags ) { return ( flags & ResultDisposition::ContinueOnFailure ) != 0; } + bool isFalseTest( int flags ) { return ( flags & ResultDisposition::FalseTest ) != 0; } + bool shouldSuppressFailure( int flags ) { return ( flags & ResultDisposition::SuppressFail ) != 0; } + +} // end namespace Catch +// end catch_result_type.cpp +// start catch_run_context.cpp +// start catch_run_context.h + +#include <string> + +namespace Catch { + + struct IMutableContext; + + class StreamRedirect { + + public: + StreamRedirect(std::ostream& stream, std::string& targetString); + + ~StreamRedirect(); + + private: + std::ostream& m_stream; + std::streambuf* m_prevBuf; + std::ostringstream m_oss; + std::string& m_targetString; + }; + + // StdErr has two constituent streams in C++, std::cerr and std::clog + // This means that we need to redirect 2 streams into 1 to keep proper + // order of writes and cannot use StreamRedirect on its own + class StdErrRedirect { + public: + StdErrRedirect(std::string& targetString); + ~StdErrRedirect(); + private: + std::streambuf* m_cerrBuf; + std::streambuf* m_clogBuf; + std::ostringstream m_oss; + std::string& m_targetString; + }; + + /////////////////////////////////////////////////////////////////////////// + + class RunContext : public IResultCapture, public IRunner { + + public: + RunContext( RunContext const& ) = delete; + RunContext& operator =( RunContext const& ) = delete; + + explicit RunContext(IConfigPtr const& _config, IStreamingReporterPtr&& reporter); + + virtual ~RunContext(); + + void testGroupStarting(std::string const& testSpec, std::size_t groupIndex, std::size_t groupsCount); + void testGroupEnded(std::string const& testSpec, Totals const& totals, std::size_t groupIndex, std::size_t groupsCount); + + Totals runTest(TestCase const& testCase); + + IConfigPtr config() const; + IStreamingReporter& reporter() const; + + private: // IResultCapture + + void assertionStarting(AssertionInfo const& info) override; + void assertionEnded(AssertionResult const& result) override; + + bool sectionStarted( SectionInfo const& sectionInfo, Counts& assertions ) override; + bool testForMissingAssertions(Counts& assertions); + + void sectionEnded(SectionEndInfo const& endInfo) override; + void sectionEndedEarly(SectionEndInfo const& endInfo) override; + + void benchmarkStarting( BenchmarkInfo const& info ) override; + void benchmarkEnded( BenchmarkStats const& stats ) override; + + void pushScopedMessage(MessageInfo const& message) override; + void popScopedMessage(MessageInfo const& message) override; + + std::string getCurrentTestName() const override; + + const AssertionResult* getLastResult() const override; + + void exceptionEarlyReported() override; + + void handleFatalErrorCondition( StringRef message ) override; + + bool lastAssertionPassed() override; + + void assertionPassed() override; + + void assertionRun() override; + + public: + // !TBD We need to do this another way! + bool aborting() const override; + + private: + + void runCurrentTest(std::string& redirectedCout, std::string& redirectedCerr); + void invokeActiveTestCase(); + + private: + + void handleUnfinishedSections(); + + TestRunInfo m_runInfo; + IMutableContext& m_context; + TestCase const* m_activeTestCase = nullptr; + ITracker* m_testCaseTracker; + Option<AssertionResult> m_lastResult; + + IConfigPtr m_config; + Totals m_totals; + IStreamingReporterPtr m_reporter; + std::vector<MessageInfo> m_messages; + AssertionInfo m_lastAssertionInfo; + std::vector<SectionEndInfo> m_unfinishedSections; + std::vector<ITracker*> m_activeSections; + TrackerContext m_trackerContext; + std::size_t m_prevPassed = 0; + bool m_shouldReportUnexpected = true; + }; + + IResultCapture& getResultCapture(); + +} // end namespace Catch + +// end catch_run_context.h + +#include <cassert> +#include <algorithm> + +namespace Catch { + + StreamRedirect::StreamRedirect(std::ostream& stream, std::string& targetString) + : m_stream(stream), + m_prevBuf(stream.rdbuf()), + m_targetString(targetString) { + stream.rdbuf(m_oss.rdbuf()); + } + + StreamRedirect::~StreamRedirect() { + m_targetString += m_oss.str(); + m_stream.rdbuf(m_prevBuf); + } + + StdErrRedirect::StdErrRedirect(std::string & targetString) + :m_cerrBuf(cerr().rdbuf()), m_clogBuf(clog().rdbuf()), + m_targetString(targetString) { + cerr().rdbuf(m_oss.rdbuf()); + clog().rdbuf(m_oss.rdbuf()); + } + + StdErrRedirect::~StdErrRedirect() { + m_targetString += m_oss.str(); + cerr().rdbuf(m_cerrBuf); + clog().rdbuf(m_clogBuf); + } + + RunContext::RunContext(IConfigPtr const& _config, IStreamingReporterPtr&& reporter) + : m_runInfo(_config->name()), + m_context(getCurrentMutableContext()), + m_config(_config), + m_reporter(std::move(reporter)), + m_lastAssertionInfo{ "", SourceLineInfo("",0), "", ResultDisposition::Normal } + { + m_context.setRunner(this); + m_context.setConfig(m_config); + m_context.setResultCapture(this); + m_reporter->testRunStarting(m_runInfo); + } + + RunContext::~RunContext() { + m_reporter->testRunEnded(TestRunStats(m_runInfo, m_totals, aborting())); + } + + void RunContext::testGroupStarting(std::string const& testSpec, std::size_t groupIndex, std::size_t groupsCount) { + m_reporter->testGroupStarting(GroupInfo(testSpec, groupIndex, groupsCount)); + } + + void RunContext::testGroupEnded(std::string const& testSpec, Totals const& totals, std::size_t groupIndex, std::size_t groupsCount) { + m_reporter->testGroupEnded(TestGroupStats(GroupInfo(testSpec, groupIndex, groupsCount), totals, aborting())); + } + + Totals RunContext::runTest(TestCase const& testCase) { + Totals prevTotals = m_totals; + + std::string redirectedCout; + std::string redirectedCerr; + + TestCaseInfo testInfo = testCase.getTestCaseInfo(); + + m_reporter->testCaseStarting(testInfo); + + m_activeTestCase = &testCase; + + ITracker& rootTracker = m_trackerContext.startRun(); + assert(rootTracker.isSectionTracker()); + static_cast<SectionTracker&>(rootTracker).addInitialFilters(m_config->getSectionsToRun()); + do { + m_trackerContext.startCycle(); + m_testCaseTracker = &SectionTracker::acquire(m_trackerContext, TestCaseTracking::NameAndLocation(testInfo.name, testInfo.lineInfo)); + runCurrentTest(redirectedCout, redirectedCerr); + } while (!m_testCaseTracker->isSuccessfullyCompleted() && !aborting()); + + Totals deltaTotals = m_totals.delta(prevTotals); + if (testInfo.expectedToFail() && deltaTotals.testCases.passed > 0) { + deltaTotals.assertions.failed++; + deltaTotals.testCases.passed--; + deltaTotals.testCases.failed++; + } + m_totals.testCases += deltaTotals.testCases; + m_reporter->testCaseEnded(TestCaseStats(testInfo, + deltaTotals, + redirectedCout, + redirectedCerr, + aborting())); + + m_activeTestCase = nullptr; + m_testCaseTracker = nullptr; + + return deltaTotals; + } + + IConfigPtr RunContext::config() const { + return m_config; + } + + IStreamingReporter& RunContext::reporter() const { + return *m_reporter; + } + + void RunContext::assertionStarting(AssertionInfo const& info) { + m_reporter->assertionStarting( info ); + } + void RunContext::assertionEnded(AssertionResult const & result) { + if (result.getResultType() == ResultWas::Ok) { + m_totals.assertions.passed++; + } else if (!result.isOk()) { + if( m_activeTestCase->getTestCaseInfo().okToFail() ) + m_totals.assertions.failedButOk++; + else + m_totals.assertions.failed++; + } + + // We have no use for the return value (whether messages should be cleared), because messages were made scoped + // and should be let to clear themselves out. + static_cast<void>(m_reporter->assertionEnded(AssertionStats(result, m_messages, m_totals))); + + // Reset working state + m_lastAssertionInfo = { "", m_lastAssertionInfo.lineInfo, "{Unknown expression after the reported line}", m_lastAssertionInfo.resultDisposition }; + m_lastResult = result; + } + + bool RunContext::sectionStarted(SectionInfo const & sectionInfo, Counts & assertions) { + ITracker& sectionTracker = SectionTracker::acquire(m_trackerContext, TestCaseTracking::NameAndLocation(sectionInfo.name, sectionInfo.lineInfo)); + if (!sectionTracker.isOpen()) + return false; + m_activeSections.push_back(§ionTracker); + + m_lastAssertionInfo.lineInfo = sectionInfo.lineInfo; + + m_reporter->sectionStarting(sectionInfo); + + assertions = m_totals.assertions; + + return true; + } + + bool RunContext::testForMissingAssertions(Counts& assertions) { + if (assertions.total() != 0) + return false; + if (!m_config->warnAboutMissingAssertions()) + return false; + if (m_trackerContext.currentTracker().hasChildren()) + return false; + m_totals.assertions.failed++; + assertions.failed++; + return true; + } + + void RunContext::sectionEnded(SectionEndInfo const & endInfo) { + Counts assertions = m_totals.assertions - endInfo.prevAssertions; + bool missingAssertions = testForMissingAssertions(assertions); + + if (!m_activeSections.empty()) { + m_activeSections.back()->close(); + m_activeSections.pop_back(); + } + + m_reporter->sectionEnded(SectionStats(endInfo.sectionInfo, assertions, endInfo.durationInSeconds, missingAssertions)); + m_messages.clear(); + } + + void RunContext::sectionEndedEarly(SectionEndInfo const & endInfo) { + if (m_unfinishedSections.empty()) + m_activeSections.back()->fail(); + else + m_activeSections.back()->close(); + m_activeSections.pop_back(); + + m_unfinishedSections.push_back(endInfo); + } + void RunContext::benchmarkStarting( BenchmarkInfo const& info ) { + m_reporter->benchmarkStarting( info ); + } + void RunContext::benchmarkEnded( BenchmarkStats const& stats ) { + m_reporter->benchmarkEnded( stats ); + } + + void RunContext::pushScopedMessage(MessageInfo const & message) { + m_messages.push_back(message); + } + + void RunContext::popScopedMessage(MessageInfo const & message) { + m_messages.erase(std::remove(m_messages.begin(), m_messages.end(), message), m_messages.end()); + } + + std::string RunContext::getCurrentTestName() const { + return m_activeTestCase + ? m_activeTestCase->getTestCaseInfo().name + : std::string(); + } + + const AssertionResult * RunContext::getLastResult() const { + return &(*m_lastResult); + } + + void RunContext::exceptionEarlyReported() { + m_shouldReportUnexpected = false; + } + + void RunContext::handleFatalErrorCondition( StringRef message ) { + // First notify reporter that bad things happened + m_reporter->fatalErrorEncountered(message); + + // Don't rebuild the result -- the stringification itself can cause more fatal errors + // Instead, fake a result data. + AssertionResultData tempResult( ResultWas::FatalErrorCondition, { false } ); + tempResult.message = message; + AssertionResult result(m_lastAssertionInfo, tempResult); + + getResultCapture().assertionEnded(result); + + handleUnfinishedSections(); + + // Recreate section for test case (as we will lose the one that was in scope) + auto const& testCaseInfo = m_activeTestCase->getTestCaseInfo(); + SectionInfo testCaseSection(testCaseInfo.lineInfo, testCaseInfo.name, testCaseInfo.description); + + Counts assertions; + assertions.failed = 1; + SectionStats testCaseSectionStats(testCaseSection, assertions, 0, false); + m_reporter->sectionEnded(testCaseSectionStats); + + auto const& testInfo = m_activeTestCase->getTestCaseInfo(); + + Totals deltaTotals; + deltaTotals.testCases.failed = 1; + deltaTotals.assertions.failed = 1; + m_reporter->testCaseEnded(TestCaseStats(testInfo, + deltaTotals, + std::string(), + std::string(), + false)); + m_totals.testCases.failed++; + testGroupEnded(std::string(), m_totals, 1, 1); + m_reporter->testRunEnded(TestRunStats(m_runInfo, m_totals, false)); + } + + bool RunContext::lastAssertionPassed() { + return m_totals.assertions.passed == (m_prevPassed + 1); + } + + void RunContext::assertionPassed() { + ++m_totals.assertions.passed; + m_lastAssertionInfo.capturedExpression = "{Unknown expression after the reported line}"; + m_lastAssertionInfo.macroName = ""; + } + + void RunContext::assertionRun() { + m_prevPassed = m_totals.assertions.passed; + } + + bool RunContext::aborting() const { + return m_totals.assertions.failed == static_cast<std::size_t>(m_config->abortAfter()); + } + + void RunContext::runCurrentTest(std::string & redirectedCout, std::string & redirectedCerr) { + auto const& testCaseInfo = m_activeTestCase->getTestCaseInfo(); + SectionInfo testCaseSection(testCaseInfo.lineInfo, testCaseInfo.name, testCaseInfo.description); + m_reporter->sectionStarting(testCaseSection); + Counts prevAssertions = m_totals.assertions; + double duration = 0; + m_shouldReportUnexpected = true; + try { + m_lastAssertionInfo = { "TEST_CASE", testCaseInfo.lineInfo, "", ResultDisposition::Normal }; + + seedRng(*m_config); + + Timer timer; + timer.start(); + if (m_reporter->getPreferences().shouldRedirectStdOut) { + StreamRedirect coutRedir(cout(), redirectedCout); + StdErrRedirect errRedir(redirectedCerr); + invokeActiveTestCase(); + } else { + invokeActiveTestCase(); + } + duration = timer.getElapsedSeconds(); + } catch (TestFailureException&) { + // This just means the test was aborted due to failure + } catch (...) { + // Under CATCH_CONFIG_FAST_COMPILE, unexpected exceptions under REQUIRE assertions + // are reported without translation at the point of origin. + if (m_shouldReportUnexpected) { + AssertionHandler + ( m_lastAssertionInfo.macroName, + m_lastAssertionInfo.lineInfo, + m_lastAssertionInfo.capturedExpression, + m_lastAssertionInfo.resultDisposition ).useActiveException(); + } + } + m_testCaseTracker->close(); + handleUnfinishedSections(); + m_messages.clear(); + + Counts assertions = m_totals.assertions - prevAssertions; + bool missingAssertions = testForMissingAssertions(assertions); + SectionStats testCaseSectionStats(testCaseSection, assertions, duration, missingAssertions); + m_reporter->sectionEnded(testCaseSectionStats); + } + + void RunContext::invokeActiveTestCase() { + FatalConditionHandler fatalConditionHandler; // Handle signals + m_activeTestCase->invoke(); + fatalConditionHandler.reset(); + } + + void RunContext::handleUnfinishedSections() { + // If sections ended prematurely due to an exception we stored their + // infos here so we can tear them down outside the unwind process. + for (auto it = m_unfinishedSections.rbegin(), + itEnd = m_unfinishedSections.rend(); + it != itEnd; + ++it) + sectionEnded(*it); + m_unfinishedSections.clear(); + } + + IResultCapture& getResultCapture() { + if (auto* capture = getCurrentContext().getResultCapture()) + return *capture; + else + CATCH_INTERNAL_ERROR("No result capture instance"); + } +} +// end catch_run_context.cpp +// start catch_section.cpp + +namespace Catch { + + Section::Section( SectionInfo const& info ) + : m_info( info ), + m_sectionIncluded( getResultCapture().sectionStarted( m_info, m_assertions ) ) + { + m_timer.start(); + } + +#if defined(_MSC_VER) +#pragma warning(push) +#pragma warning(disable:4996) // std::uncaught_exception is deprecated in C++17 +#endif + Section::~Section() { + if( m_sectionIncluded ) { + SectionEndInfo endInfo( m_info, m_assertions, m_timer.getElapsedSeconds() ); + if( std::uncaught_exception() ) + getResultCapture().sectionEndedEarly( endInfo ); + else + getResultCapture().sectionEnded( endInfo ); + } + } +#if defined(_MSC_VER) +#pragma warning(pop) +#endif + + // This indicates whether the section should be executed or not + Section::operator bool() const { + return m_sectionIncluded; + } + +} // end namespace Catch +// end catch_section.cpp +// start catch_section_info.cpp + +namespace Catch { + + SectionInfo::SectionInfo + ( SourceLineInfo const& _lineInfo, + std::string const& _name, + std::string const& _description ) + : name( _name ), + description( _description ), + lineInfo( _lineInfo ) + {} + + SectionEndInfo::SectionEndInfo( SectionInfo const& _sectionInfo, Counts const& _prevAssertions, double _durationInSeconds ) + : sectionInfo( _sectionInfo ), prevAssertions( _prevAssertions ), durationInSeconds( _durationInSeconds ) + {} + +} // end namespace Catch +// end catch_section_info.cpp +// start catch_session.cpp + +// start catch_session.h + +#include <memory> + +namespace Catch { + + class Session : NonCopyable { + public: + + Session(); + ~Session() override; + + void showHelp() const; + void libIdentify(); + + int applyCommandLine( int argc, char* argv[] ); + + void useConfigData( ConfigData const& configData ); + + int run( int argc, char* argv[] ); + #if defined(WIN32) && defined(UNICODE) + int run( int argc, wchar_t* const argv[] ); + #endif + int run(); + + clara::Parser const& cli() const; + void cli( clara::Parser const& newParser ); + ConfigData& configData(); + Config& config(); + private: + int runInternal(); + + clara::Parser m_cli; + ConfigData m_configData; + std::shared_ptr<Config> m_config; + bool m_startupExceptions = false; + }; + +} // end namespace Catch + +// end catch_session.h +// start catch_version.h + +#include <iosfwd> + +namespace Catch { + + // Versioning information + struct Version { + Version( Version const& ) = delete; + Version& operator=( Version const& ) = delete; + Version( unsigned int _majorVersion, + unsigned int _minorVersion, + unsigned int _patchNumber, + char const * const _branchName, + unsigned int _buildNumber ); + + unsigned int const majorVersion; + unsigned int const minorVersion; + unsigned int const patchNumber; + + // buildNumber is only used if branchName is not null + char const * const branchName; + unsigned int const buildNumber; + + friend std::ostream& operator << ( std::ostream& os, Version const& version ); + }; + + Version const& libraryVersion(); +} + +// end catch_version.h +#include <cstdlib> +#include <iomanip> + +namespace { + const int MaxExitCode = 255; + using Catch::IStreamingReporterPtr; + using Catch::IConfigPtr; + using Catch::Config; + + IStreamingReporterPtr createReporter(std::string const& reporterName, IConfigPtr const& config) { + auto reporter = Catch::getRegistryHub().getReporterRegistry().create(reporterName, config); + CATCH_ENFORCE(reporter, "No reporter registered with name: '" << reporterName << "'"); + + return reporter; + } + +#ifndef CATCH_CONFIG_DEFAULT_REPORTER +#define CATCH_CONFIG_DEFAULT_REPORTER "console" +#endif + + IStreamingReporterPtr makeReporter(std::shared_ptr<Config> const& config) { + auto const& reporterNames = config->getReporterNames(); + if (reporterNames.empty()) + return createReporter(CATCH_CONFIG_DEFAULT_REPORTER, config); + + IStreamingReporterPtr reporter; + for (auto const& name : reporterNames) + addReporter(reporter, createReporter(name, config)); + return reporter; + } + +#undef CATCH_CONFIG_DEFAULT_REPORTER + + void addListeners(IStreamingReporterPtr& reporters, IConfigPtr const& config) { + auto const& listeners = Catch::getRegistryHub().getReporterRegistry().getListeners(); + for (auto const& listener : listeners) + addReporter(reporters, listener->create(Catch::ReporterConfig(config))); + } + + Catch::Totals runTests(std::shared_ptr<Config> const& config) { + using namespace Catch; + IStreamingReporterPtr reporter = makeReporter(config); + addListeners(reporter, config); + + RunContext context(config, std::move(reporter)); + + Totals totals; + + context.testGroupStarting(config->name(), 1, 1); + + TestSpec testSpec = config->testSpec(); + if (!testSpec.hasFilters()) + testSpec = TestSpecParser(ITagAliasRegistry::get()).parse("~[.]").testSpec(); // All not hidden tests + + auto const& allTestCases = getAllTestCasesSorted(*config); + for (auto const& testCase : allTestCases) { + if (!context.aborting() && matchTest(testCase, testSpec, *config)) + totals += context.runTest(testCase); + else + context.reporter().skipTest(testCase); + } + + context.testGroupEnded(config->name(), totals, 1, 1); + return totals; + } + + void applyFilenamesAsTags(Catch::IConfig const& config) { + using namespace Catch; + auto& tests = const_cast<std::vector<TestCase>&>(getAllTestCasesSorted(config)); + for (auto& testCase : tests) { + auto tags = testCase.tags; + + std::string filename = testCase.lineInfo.file; + auto lastSlash = filename.find_last_of("\\/"); + if (lastSlash != std::string::npos) { + filename.erase(0, lastSlash); + filename[0] = '#'; + } + + auto lastDot = filename.find_last_of('.'); + if (lastDot != std::string::npos) { + filename.erase(lastDot); + } + + tags.push_back(std::move(filename)); + setTags(testCase, tags); + } + } + +} + +namespace Catch { + + Session::Session() { + static bool alreadyInstantiated = false; + if( alreadyInstantiated ) { + try { CATCH_INTERNAL_ERROR( "Only one instance of Catch::Session can ever be used" ); } + catch(...) { getMutableRegistryHub().registerStartupException(); } + } + + const auto& exceptions = getRegistryHub().getStartupExceptionRegistry().getExceptions(); + if ( !exceptions.empty() ) { + m_startupExceptions = true; + Colour colourGuard( Colour::Red ); + Catch::cerr() << "Errors occured during startup!" << '\n'; + // iterate over all exceptions and notify user + for ( const auto& ex_ptr : exceptions ) { + try { + std::rethrow_exception(ex_ptr); + } catch ( std::exception const& ex ) { + Catch::cerr() << Column( ex.what() ).indent(2) << '\n'; + } + } + } + + alreadyInstantiated = true; + m_cli = makeCommandLineParser( m_configData ); + } + Session::~Session() { + Catch::cleanUp(); + } + + void Session::showHelp() const { + Catch::cout() + << "\nCatch v" << libraryVersion() << "\n" + << m_cli << std::endl + << "For more detailed usage please see the project docs\n" << std::endl; + } + void Session::libIdentify() { + Catch::cout() + << std::left << std::setw(16) << "description: " << "A Catch test executable\n" + << std::left << std::setw(16) << "category: " << "testframework\n" + << std::left << std::setw(16) << "framework: " << "Catch Test\n" + << std::left << std::setw(16) << "version: " << libraryVersion() << std::endl; + } + + int Session::applyCommandLine( int argc, char* argv[] ) { + if( m_startupExceptions ) + return 1; + + auto result = m_cli.parse( clara::Args( argc, argv ) ); + if( !result ) { + Catch::cerr() + << Colour( Colour::Red ) + << "\nError(s) in input:\n" + << Column( result.errorMessage() ).indent( 2 ) + << "\n\n"; + Catch::cerr() << "Run with -? for usage\n" << std::endl; + return MaxExitCode; + } + + if( m_configData.showHelp ) + showHelp(); + if( m_configData.libIdentify ) + libIdentify(); + m_config.reset(); + return 0; + } + + void Session::useConfigData( ConfigData const& configData ) { + m_configData = configData; + m_config.reset(); + } + + int Session::run( int argc, char* argv[] ) { + if( m_startupExceptions ) + return 1; + int returnCode = applyCommandLine( argc, argv ); + if( returnCode == 0 ) + returnCode = run(); + return returnCode; + } + +#if defined(WIN32) && defined(UNICODE) + int Session::run( int argc, wchar_t* const argv[] ) { + + char **utf8Argv = new char *[ argc ]; + + for ( int i = 0; i < argc; ++i ) { + int bufSize = WideCharToMultiByte( CP_UTF8, 0, argv[i], -1, NULL, 0, NULL, NULL ); + + utf8Argv[ i ] = new char[ bufSize ]; + + WideCharToMultiByte( CP_UTF8, 0, argv[i], -1, utf8Argv[i], bufSize, NULL, NULL ); + } + + int returnCode = run( argc, utf8Argv ); + + for ( int i = 0; i < argc; ++i ) + delete [] utf8Argv[ i ]; + + delete [] utf8Argv; + + return returnCode; + } +#endif + int Session::run() { + if( ( m_configData.waitForKeypress & WaitForKeypress::BeforeStart ) != 0 ) { + Catch::cout() << "...waiting for enter/ return before starting" << std::endl; + static_cast<void>(std::getchar()); + } + int exitCode = runInternal(); + if( ( m_configData.waitForKeypress & WaitForKeypress::BeforeExit ) != 0 ) { + Catch::cout() << "...waiting for enter/ return before exiting, with code: " << exitCode << std::endl; + static_cast<void>(std::getchar()); + } + return exitCode; + } + + clara::Parser const& Session::cli() const { + return m_cli; + } + void Session::cli( clara::Parser const& newParser ) { + m_cli = newParser; + } + ConfigData& Session::configData() { + return m_configData; + } + Config& Session::config() { + if( !m_config ) + m_config = std::make_shared<Config>( m_configData ); + return *m_config; + } + + int Session::runInternal() { + if( m_startupExceptions ) + return 1; + + if( m_configData.showHelp || m_configData.libIdentify ) + return 0; + + try + { + config(); // Force config to be constructed + + seedRng( *m_config ); + + if( m_configData.filenamesAsTags ) + applyFilenamesAsTags( *m_config ); + + // Handle list request + if( Option<std::size_t> listed = list( config() ) ) + return static_cast<int>( *listed ); + + return (std::min)( MaxExitCode, static_cast<int>( runTests( m_config ).assertions.failed ) ); + } + catch( std::exception& ex ) { + Catch::cerr() << ex.what() << std::endl; + return MaxExitCode; + } + } + +} // end namespace Catch +// end catch_session.cpp +// start catch_startup_exception_registry.cpp + +namespace Catch { + void StartupExceptionRegistry::add( std::exception_ptr const& exception ) noexcept { + try { + m_exceptions.push_back(exception); + } + catch(...) { + // If we run out of memory during start-up there's really not a lot more we can do about it + std::terminate(); + } + } + + std::vector<std::exception_ptr> const& StartupExceptionRegistry::getExceptions() const noexcept { + return m_exceptions; + } + +} // end namespace Catch +// end catch_startup_exception_registry.cpp +// start catch_stream.cpp + +#include <stdexcept> +#include <cstdio> +#include <iostream> + +namespace Catch { + + template<typename WriterF, std::size_t bufferSize=256> + class StreamBufImpl : public StreamBufBase { + char data[bufferSize]; + WriterF m_writer; + + public: + StreamBufImpl() { + setp( data, data + sizeof(data) ); + } + + ~StreamBufImpl() noexcept { + StreamBufImpl::sync(); + } + + private: + int overflow( int c ) override { + sync(); + + if( c != EOF ) { + if( pbase() == epptr() ) + m_writer( std::string( 1, static_cast<char>( c ) ) ); + else + sputc( static_cast<char>( c ) ); + } + return 0; + } + + int sync() override { + if( pbase() != pptr() ) { + m_writer( std::string( pbase(), static_cast<std::string::size_type>( pptr() - pbase() ) ) ); + setp( pbase(), epptr() ); + } + return 0; + } + }; + + /////////////////////////////////////////////////////////////////////////// + + Catch::IStream::~IStream() = default; + + FileStream::FileStream( std::string const& filename ) { + m_ofs.open( filename.c_str() ); + CATCH_ENFORCE( !m_ofs.fail(), "Unable to open file: '" << filename << "'" ); + } + + std::ostream& FileStream::stream() const { + return m_ofs; + } + + struct OutputDebugWriter { + + void operator()( std::string const&str ) { + writeToDebugConsole( str ); + } + }; + + DebugOutStream::DebugOutStream() + : m_streamBuf( new StreamBufImpl<OutputDebugWriter>() ), + m_os( m_streamBuf.get() ) + {} + + std::ostream& DebugOutStream::stream() const { + return m_os; + } + + // Store the streambuf from cout up-front because + // cout may get redirected when running tests + CoutStream::CoutStream() + : m_os( Catch::cout().rdbuf() ) + {} + + std::ostream& CoutStream::stream() const { + return m_os; + } + +#ifndef CATCH_CONFIG_NOSTDOUT // If you #define this you must implement these functions + std::ostream& cout() { + return std::cout; + } + std::ostream& cerr() { + return std::cerr; + } + std::ostream& clog() { + return std::clog; + } +#endif +} +// end catch_stream.cpp +// start catch_streambuf.cpp + +namespace Catch { + StreamBufBase::~StreamBufBase() = default; +} +// end catch_streambuf.cpp +// start catch_string_manip.cpp + +#include <algorithm> +#include <ostream> +#include <cstring> +#include <cctype> + +namespace Catch { + + bool startsWith( std::string const& s, std::string const& prefix ) { + return s.size() >= prefix.size() && std::equal(prefix.begin(), prefix.end(), s.begin()); + } + bool startsWith( std::string const& s, char prefix ) { + return !s.empty() && s[0] == prefix; + } + bool endsWith( std::string const& s, std::string const& suffix ) { + return s.size() >= suffix.size() && std::equal(suffix.rbegin(), suffix.rend(), s.rbegin()); + } + bool endsWith( std::string const& s, char suffix ) { + return !s.empty() && s[s.size()-1] == suffix; + } + bool contains( std::string const& s, std::string const& infix ) { + return s.find( infix ) != std::string::npos; + } + char toLowerCh(char c) { + return static_cast<char>( std::tolower( c ) ); + } + void toLowerInPlace( std::string& s ) { + std::transform( s.begin(), s.end(), s.begin(), toLowerCh ); + } + std::string toLower( std::string const& s ) { + std::string lc = s; + toLowerInPlace( lc ); + return lc; + } + std::string trim( std::string const& str ) { + static char const* whitespaceChars = "\n\r\t "; + std::string::size_type start = str.find_first_not_of( whitespaceChars ); + std::string::size_type end = str.find_last_not_of( whitespaceChars ); + + return start != std::string::npos ? str.substr( start, 1+end-start ) : std::string(); + } + + bool replaceInPlace( std::string& str, std::string const& replaceThis, std::string const& withThis ) { + bool replaced = false; + std::size_t i = str.find( replaceThis ); + while( i != std::string::npos ) { + replaced = true; + str = str.substr( 0, i ) + withThis + str.substr( i+replaceThis.size() ); + if( i < str.size()-withThis.size() ) + i = str.find( replaceThis, i+withThis.size() ); + else + i = std::string::npos; + } + return replaced; + } + + pluralise::pluralise( std::size_t count, std::string const& label ) + : m_count( count ), + m_label( label ) + {} + + std::ostream& operator << ( std::ostream& os, pluralise const& pluraliser ) { + os << pluraliser.m_count << ' ' << pluraliser.m_label; + if( pluraliser.m_count != 1 ) + os << 's'; + return os; + } + +} +// end catch_string_manip.cpp +// start catch_stringref.cpp + +#if defined(__clang__) +# pragma clang diagnostic push +# pragma clang diagnostic ignored "-Wexit-time-destructors" +#endif + +#include <ostream> +#include <cassert> +#include <cstring> + +namespace Catch { + + auto getEmptyStringRef() -> StringRef { + static StringRef s_emptyStringRef(""); + return s_emptyStringRef; + } + + StringRef::StringRef() noexcept + : StringRef( getEmptyStringRef() ) + {} + + StringRef::StringRef( StringRef const& other ) noexcept + : m_start( other.m_start ), + m_size( other.m_size ) + {} + + StringRef::StringRef( StringRef&& other ) noexcept + : m_start( other.m_start ), + m_size( other.m_size ), + m_data( other.m_data ) + { + other.m_data = nullptr; + } + + StringRef::StringRef( char const* rawChars ) noexcept + : m_start( rawChars ), + m_size( static_cast<size_type>( std::strlen( rawChars ) ) ) + { + assert( rawChars != nullptr ); + } + + StringRef::StringRef( char const* rawChars, size_type size ) noexcept + : m_start( rawChars ), + m_size( size ) + { + size_type rawSize = rawChars == nullptr ? 0 : static_cast<size_type>( std::strlen( rawChars ) ); + if( rawSize < size ) + m_size = rawSize; + } + + StringRef::StringRef( std::string const& stdString ) noexcept + : m_start( stdString.c_str() ), + m_size( stdString.size() ) + {} + + StringRef::~StringRef() noexcept { + delete[] m_data; + } + + auto StringRef::operator = ( StringRef other ) noexcept -> StringRef& { + swap( other ); + return *this; + } + StringRef::operator std::string() const { + return std::string( m_start, m_size ); + } + + void StringRef::swap( StringRef& other ) noexcept { + std::swap( m_start, other.m_start ); + std::swap( m_size, other.m_size ); + std::swap( m_data, other.m_data ); + } + + auto StringRef::c_str() const -> char const* { + if( isSubstring() ) + const_cast<StringRef*>( this )->takeOwnership(); + return m_start; + } + auto StringRef::data() const noexcept -> char const* { + return m_start; + } + + auto StringRef::isOwned() const noexcept -> bool { + return m_data != nullptr; + } + auto StringRef::isSubstring() const noexcept -> bool { + return m_start[m_size] != '\0'; + } + + void StringRef::takeOwnership() { + if( !isOwned() ) { + m_data = new char[m_size+1]; + memcpy( m_data, m_start, m_size ); + m_data[m_size] = '\0'; + m_start = m_data; + } + } + auto StringRef::substr( size_type start, size_type size ) const noexcept -> StringRef { + if( start < m_size ) + return StringRef( m_start+start, size ); + else + return StringRef(); + } + auto StringRef::operator == ( StringRef const& other ) const noexcept -> bool { + return + size() == other.size() && + (std::strncmp( m_start, other.m_start, size() ) == 0); + } + auto StringRef::operator != ( StringRef const& other ) const noexcept -> bool { + return !operator==( other ); + } + + auto StringRef::operator[](size_type index) const noexcept -> char { + return m_start[index]; + } + + auto StringRef::empty() const noexcept -> bool { + return m_size == 0; + } + + auto StringRef::size() const noexcept -> size_type { + return m_size; + } + auto StringRef::numberOfCharacters() const noexcept -> size_type { + size_type noChars = m_size; + // Make adjustments for uft encodings + for( size_type i=0; i < m_size; ++i ) { + char c = m_start[i]; + if( ( c & 0b11000000 ) == 0b11000000 ) { + if( ( c & 0b11100000 ) == 0b11000000 ) + noChars--; + else if( ( c & 0b11110000 ) == 0b11100000 ) + noChars-=2; + else if( ( c & 0b11111000 ) == 0b11110000 ) + noChars-=3; + } + } + return noChars; + } + + auto operator + ( StringRef const& lhs, StringRef const& rhs ) -> std::string { + std::string str; + str.reserve( lhs.size() + rhs.size() ); + str += lhs; + str += rhs; + return str; + } + auto operator + ( StringRef const& lhs, const char* rhs ) -> std::string { + return std::string( lhs ) + std::string( rhs ); + } + auto operator + ( char const* lhs, StringRef const& rhs ) -> std::string { + return std::string( lhs ) + std::string( rhs ); + } + + auto operator << ( std::ostream& os, StringRef const& str ) -> std::ostream& { + return os << str.c_str(); + } + +} // namespace Catch + +#if defined(__clang__) +# pragma clang diagnostic pop +#endif +// end catch_stringref.cpp +// start catch_tag_alias.cpp + +namespace Catch { + TagAlias::TagAlias(std::string const & _tag, SourceLineInfo _lineInfo): tag(_tag), lineInfo(_lineInfo) {} +} +// end catch_tag_alias.cpp +// start catch_tag_alias_autoregistrar.cpp + +namespace Catch { + + RegistrarForTagAliases::RegistrarForTagAliases(char const* alias, char const* tag, SourceLineInfo const& lineInfo) { + try { + getMutableRegistryHub().registerTagAlias(alias, tag, lineInfo); + } catch (...) { + // Do not throw when constructing global objects, instead register the exception to be processed later + getMutableRegistryHub().registerStartupException(); + } + } + +} +// end catch_tag_alias_autoregistrar.cpp +// start catch_tag_alias_registry.cpp + +namespace Catch { + + TagAliasRegistry::~TagAliasRegistry() {} + + TagAlias const* TagAliasRegistry::find( std::string const& alias ) const { + auto it = m_registry.find( alias ); + if( it != m_registry.end() ) + return &(it->second); + else + return nullptr; + } + + std::string TagAliasRegistry::expandAliases( std::string const& unexpandedTestSpec ) const { + std::string expandedTestSpec = unexpandedTestSpec; + for( auto const& registryKvp : m_registry ) { + std::size_t pos = expandedTestSpec.find( registryKvp.first ); + if( pos != std::string::npos ) { + expandedTestSpec = expandedTestSpec.substr( 0, pos ) + + registryKvp.second.tag + + expandedTestSpec.substr( pos + registryKvp.first.size() ); + } + } + return expandedTestSpec; + } + + void TagAliasRegistry::add( std::string const& alias, std::string const& tag, SourceLineInfo const& lineInfo ) { + CATCH_ENFORCE( startsWith(alias, "[@") && endsWith(alias, ']'), + "error: tag alias, '" << alias << "' is not of the form [@alias name].\n" << lineInfo ); + + CATCH_ENFORCE( m_registry.insert(std::make_pair(alias, TagAlias(tag, lineInfo))).second, + "error: tag alias, '" << alias << "' already registered.\n" + << "\tFirst seen at: " << find(alias)->lineInfo << "\n" + << "\tRedefined at: " << lineInfo ); + } + + ITagAliasRegistry::~ITagAliasRegistry() {} + + ITagAliasRegistry const& ITagAliasRegistry::get() { + return getRegistryHub().getTagAliasRegistry(); + } + +} // end namespace Catch +// end catch_tag_alias_registry.cpp +// start catch_test_case_info.cpp + +#include <cctype> +#include <exception> +#include <algorithm> + +namespace Catch { + + TestCaseInfo::SpecialProperties parseSpecialTag( std::string const& tag ) { + if( startsWith( tag, '.' ) || + tag == "!hide" ) + return TestCaseInfo::IsHidden; + else if( tag == "!throws" ) + return TestCaseInfo::Throws; + else if( tag == "!shouldfail" ) + return TestCaseInfo::ShouldFail; + else if( tag == "!mayfail" ) + return TestCaseInfo::MayFail; + else if( tag == "!nonportable" ) + return TestCaseInfo::NonPortable; + else if( tag == "!benchmark" ) + return static_cast<TestCaseInfo::SpecialProperties>( TestCaseInfo::Benchmark | TestCaseInfo::IsHidden ); + else + return TestCaseInfo::None; + } + bool isReservedTag( std::string const& tag ) { + return parseSpecialTag( tag ) == TestCaseInfo::None && tag.size() > 0 && !std::isalnum( tag[0] ); + } + void enforceNotReservedTag( std::string const& tag, SourceLineInfo const& _lineInfo ) { + CATCH_ENFORCE( !isReservedTag(tag), + "Tag name: [" << tag << "] is not allowed.\n" + << "Tag names starting with non alpha-numeric characters are reserved\n" + << _lineInfo ); + } + + TestCase makeTestCase( ITestInvoker* _testCase, + std::string const& _className, + std::string const& _name, + std::string const& _descOrTags, + SourceLineInfo const& _lineInfo ) + { + bool isHidden = false; + + // Parse out tags + std::vector<std::string> tags; + std::string desc, tag; + bool inTag = false; + for (char c : _descOrTags) { + if( !inTag ) { + if( c == '[' ) + inTag = true; + else + desc += c; + } + else { + if( c == ']' ) { + TestCaseInfo::SpecialProperties prop = parseSpecialTag( tag ); + if( ( prop & TestCaseInfo::IsHidden ) != 0 ) + isHidden = true; + else if( prop == TestCaseInfo::None ) + enforceNotReservedTag( tag, _lineInfo ); + + tags.push_back( tag ); + tag.clear(); + inTag = false; + } + else + tag += c; + } + } + if( isHidden ) { + tags.push_back( "." ); + } + + TestCaseInfo info( _name, _className, desc, tags, _lineInfo ); + return TestCase( _testCase, info ); + } + + void setTags( TestCaseInfo& testCaseInfo, std::vector<std::string> tags ) { + std::sort(begin(tags), end(tags)); + tags.erase(std::unique(begin(tags), end(tags)), end(tags)); + testCaseInfo.lcaseTags.clear(); + + for( auto const& tag : tags ) { + std::string lcaseTag = toLower( tag ); + testCaseInfo.properties = static_cast<TestCaseInfo::SpecialProperties>( testCaseInfo.properties | parseSpecialTag( lcaseTag ) ); + testCaseInfo.lcaseTags.push_back( lcaseTag ); + } + testCaseInfo.tags = std::move(tags); + } + + TestCaseInfo::TestCaseInfo( std::string const& _name, + std::string const& _className, + std::string const& _description, + std::vector<std::string> const& _tags, + SourceLineInfo const& _lineInfo ) + : name( _name ), + className( _className ), + description( _description ), + lineInfo( _lineInfo ), + properties( None ) + { + setTags( *this, _tags ); + } + + bool TestCaseInfo::isHidden() const { + return ( properties & IsHidden ) != 0; + } + bool TestCaseInfo::throws() const { + return ( properties & Throws ) != 0; + } + bool TestCaseInfo::okToFail() const { + return ( properties & (ShouldFail | MayFail ) ) != 0; + } + bool TestCaseInfo::expectedToFail() const { + return ( properties & (ShouldFail ) ) != 0; + } + + std::string TestCaseInfo::tagsAsString() const { + std::string ret; + // '[' and ']' per tag + std::size_t full_size = 2 * tags.size(); + for (const auto& tag : tags) { + full_size += tag.size(); + } + ret.reserve(full_size); + for (const auto& tag : tags) { + ret.push_back('['); + ret.append(tag); + ret.push_back(']'); + } + + return ret; + } + + TestCase::TestCase( ITestInvoker* testCase, TestCaseInfo const& info ) : TestCaseInfo( info ), test( testCase ) {} + + TestCase TestCase::withName( std::string const& _newName ) const { + TestCase other( *this ); + other.name = _newName; + return other; + } + + void TestCase::invoke() const { + test->invoke(); + } + + bool TestCase::operator == ( TestCase const& other ) const { + return test.get() == other.test.get() && + name == other.name && + className == other.className; + } + + bool TestCase::operator < ( TestCase const& other ) const { + return name < other.name; + } + + TestCaseInfo const& TestCase::getTestCaseInfo() const + { + return *this; + } + +} // end namespace Catch +// end catch_test_case_info.cpp +// start catch_test_case_registry_impl.cpp + +#include <sstream> + +namespace Catch { + + std::vector<TestCase> sortTests( IConfig const& config, std::vector<TestCase> const& unsortedTestCases ) { + + std::vector<TestCase> sorted = unsortedTestCases; + + switch( config.runOrder() ) { + case RunTests::InLexicographicalOrder: + std::sort( sorted.begin(), sorted.end() ); + break; + case RunTests::InRandomOrder: + seedRng( config ); + RandomNumberGenerator::shuffle( sorted ); + break; + case RunTests::InDeclarationOrder: + // already in declaration order + break; + } + return sorted; + } + bool matchTest( TestCase const& testCase, TestSpec const& testSpec, IConfig const& config ) { + return testSpec.matches( testCase ) && ( config.allowThrows() || !testCase.throws() ); + } + + void enforceNoDuplicateTestCases( std::vector<TestCase> const& functions ) { + std::set<TestCase> seenFunctions; + for( auto const& function : functions ) { + auto prev = seenFunctions.insert( function ); + CATCH_ENFORCE( prev.second, + "error: TEST_CASE( \"" << function.name << "\" ) already defined.\n" + << "\tFirst seen at " << prev.first->getTestCaseInfo().lineInfo << "\n" + << "\tRedefined at " << function.getTestCaseInfo().lineInfo ); + } + } + + std::vector<TestCase> filterTests( std::vector<TestCase> const& testCases, TestSpec const& testSpec, IConfig const& config ) { + std::vector<TestCase> filtered; + filtered.reserve( testCases.size() ); + for( auto const& testCase : testCases ) + if( matchTest( testCase, testSpec, config ) ) + filtered.push_back( testCase ); + return filtered; + } + std::vector<TestCase> const& getAllTestCasesSorted( IConfig const& config ) { + return getRegistryHub().getTestCaseRegistry().getAllTestsSorted( config ); + } + + void TestRegistry::registerTest( TestCase const& testCase ) { + std::string name = testCase.getTestCaseInfo().name; + if( name.empty() ) { + std::ostringstream oss; + oss << "Anonymous test case " << ++m_unnamedCount; + return registerTest( testCase.withName( oss.str() ) ); + } + m_functions.push_back( testCase ); + } + + std::vector<TestCase> const& TestRegistry::getAllTests() const { + return m_functions; + } + std::vector<TestCase> const& TestRegistry::getAllTestsSorted( IConfig const& config ) const { + if( m_sortedFunctions.empty() ) + enforceNoDuplicateTestCases( m_functions ); + + if( m_currentSortOrder != config.runOrder() || m_sortedFunctions.empty() ) { + m_sortedFunctions = sortTests( config, m_functions ); + m_currentSortOrder = config.runOrder(); + } + return m_sortedFunctions; + } + + /////////////////////////////////////////////////////////////////////////// + TestInvokerAsFunction::TestInvokerAsFunction( void(*testAsFunction)() ) noexcept : m_testAsFunction( testAsFunction ) {} + + void TestInvokerAsFunction::invoke() const { + m_testAsFunction(); + } + + std::string extractClassName( std::string const& classOrQualifiedMethodName ) { + std::string className = classOrQualifiedMethodName; + if( startsWith( className, '&' ) ) + { + std::size_t lastColons = className.rfind( "::" ); + std::size_t penultimateColons = className.rfind( "::", lastColons-1 ); + if( penultimateColons == std::string::npos ) + penultimateColons = 1; + className = className.substr( penultimateColons, lastColons-penultimateColons ); + } + return className; + } + +} // end namespace Catch +// end catch_test_case_registry_impl.cpp +// start catch_test_case_tracker.cpp + +#include <algorithm> +#include <assert.h> +#include <stdexcept> +#include <memory> + +#if defined(__clang__) +# pragma clang diagnostic push +# pragma clang diagnostic ignored "-Wexit-time-destructors" +#endif + +namespace Catch { +namespace TestCaseTracking { + + NameAndLocation::NameAndLocation( std::string const& _name, SourceLineInfo const& _location ) + : name( _name ), + location( _location ) + {} + + ITracker::~ITracker() = default; + + TrackerContext& TrackerContext::instance() { + static TrackerContext s_instance; + return s_instance; + } + + ITracker& TrackerContext::startRun() { + m_rootTracker = std::make_shared<SectionTracker>( NameAndLocation( "{root}", CATCH_INTERNAL_LINEINFO ), *this, nullptr ); + m_currentTracker = nullptr; + m_runState = Executing; + return *m_rootTracker; + } + + void TrackerContext::endRun() { + m_rootTracker.reset(); + m_currentTracker = nullptr; + m_runState = NotStarted; + } + + void TrackerContext::startCycle() { + m_currentTracker = m_rootTracker.get(); + m_runState = Executing; + } + void TrackerContext::completeCycle() { + m_runState = CompletedCycle; + } + + bool TrackerContext::completedCycle() const { + return m_runState == CompletedCycle; + } + ITracker& TrackerContext::currentTracker() { + return *m_currentTracker; + } + void TrackerContext::setCurrentTracker( ITracker* tracker ) { + m_currentTracker = tracker; + } + + TrackerBase::TrackerHasName::TrackerHasName( NameAndLocation const& nameAndLocation ) : m_nameAndLocation( nameAndLocation ) {} + bool TrackerBase::TrackerHasName::operator ()( ITrackerPtr const& tracker ) const { + return + tracker->nameAndLocation().name == m_nameAndLocation.name && + tracker->nameAndLocation().location == m_nameAndLocation.location; + } + + TrackerBase::TrackerBase( NameAndLocation const& nameAndLocation, TrackerContext& ctx, ITracker* parent ) + : m_nameAndLocation( nameAndLocation ), + m_ctx( ctx ), + m_parent( parent ) + {} + + NameAndLocation const& TrackerBase::nameAndLocation() const { + return m_nameAndLocation; + } + bool TrackerBase::isComplete() const { + return m_runState == CompletedSuccessfully || m_runState == Failed; + } + bool TrackerBase::isSuccessfullyCompleted() const { + return m_runState == CompletedSuccessfully; + } + bool TrackerBase::isOpen() const { + return m_runState != NotStarted && !isComplete(); + } + bool TrackerBase::hasChildren() const { + return !m_children.empty(); + } + + void TrackerBase::addChild( ITrackerPtr const& child ) { + m_children.push_back( child ); + } + + ITrackerPtr TrackerBase::findChild( NameAndLocation const& nameAndLocation ) { + auto it = std::find_if( m_children.begin(), m_children.end(), TrackerHasName( nameAndLocation ) ); + return( it != m_children.end() ) + ? *it + : nullptr; + } + ITracker& TrackerBase::parent() { + assert( m_parent ); // Should always be non-null except for root + return *m_parent; + } + + void TrackerBase::openChild() { + if( m_runState != ExecutingChildren ) { + m_runState = ExecutingChildren; + if( m_parent ) + m_parent->openChild(); + } + } + + bool TrackerBase::isSectionTracker() const { return false; } + bool TrackerBase::isIndexTracker() const { return false; } + + void TrackerBase::open() { + m_runState = Executing; + moveToThis(); + if( m_parent ) + m_parent->openChild(); + } + + void TrackerBase::close() { + + // Close any still open children (e.g. generators) + while( &m_ctx.currentTracker() != this ) + m_ctx.currentTracker().close(); + + switch( m_runState ) { + case NeedsAnotherRun: + break; + + case Executing: + m_runState = CompletedSuccessfully; + break; + case ExecutingChildren: + if( m_children.empty() || m_children.back()->isComplete() ) + m_runState = CompletedSuccessfully; + break; + + case NotStarted: + case CompletedSuccessfully: + case Failed: + CATCH_INTERNAL_ERROR( "Illogical state: " << m_runState ); + + default: + CATCH_INTERNAL_ERROR( "Unknown state: " << m_runState ); + } + moveToParent(); + m_ctx.completeCycle(); + } + void TrackerBase::fail() { + m_runState = Failed; + if( m_parent ) + m_parent->markAsNeedingAnotherRun(); + moveToParent(); + m_ctx.completeCycle(); + } + void TrackerBase::markAsNeedingAnotherRun() { + m_runState = NeedsAnotherRun; + } + + void TrackerBase::moveToParent() { + assert( m_parent ); + m_ctx.setCurrentTracker( m_parent ); + } + void TrackerBase::moveToThis() { + m_ctx.setCurrentTracker( this ); + } + + SectionTracker::SectionTracker( NameAndLocation const& nameAndLocation, TrackerContext& ctx, ITracker* parent ) + : TrackerBase( nameAndLocation, ctx, parent ) + { + if( parent ) { + while( !parent->isSectionTracker() ) + parent = &parent->parent(); + + SectionTracker& parentSection = static_cast<SectionTracker&>( *parent ); + addNextFilters( parentSection.m_filters ); + } + } + + bool SectionTracker::isSectionTracker() const { return true; } + + SectionTracker& SectionTracker::acquire( TrackerContext& ctx, NameAndLocation const& nameAndLocation ) { + std::shared_ptr<SectionTracker> section; + + ITracker& currentTracker = ctx.currentTracker(); + if( ITrackerPtr childTracker = currentTracker.findChild( nameAndLocation ) ) { + assert( childTracker ); + assert( childTracker->isSectionTracker() ); + section = std::static_pointer_cast<SectionTracker>( childTracker ); + } + else { + section = std::make_shared<SectionTracker>( nameAndLocation, ctx, ¤tTracker ); + currentTracker.addChild( section ); + } + if( !ctx.completedCycle() ) + section->tryOpen(); + return *section; + } + + void SectionTracker::tryOpen() { + if( !isComplete() && (m_filters.empty() || m_filters[0].empty() || m_filters[0] == m_nameAndLocation.name ) ) + open(); + } + + void SectionTracker::addInitialFilters( std::vector<std::string> const& filters ) { + if( !filters.empty() ) { + m_filters.push_back(""); // Root - should never be consulted + m_filters.push_back(""); // Test Case - not a section filter + m_filters.insert( m_filters.end(), filters.begin(), filters.end() ); + } + } + void SectionTracker::addNextFilters( std::vector<std::string> const& filters ) { + if( filters.size() > 1 ) + m_filters.insert( m_filters.end(), ++filters.begin(), filters.end() ); + } + + IndexTracker::IndexTracker( NameAndLocation const& nameAndLocation, TrackerContext& ctx, ITracker* parent, int size ) + : TrackerBase( nameAndLocation, ctx, parent ), + m_size( size ) + {} + + bool IndexTracker::isIndexTracker() const { return true; } + + IndexTracker& IndexTracker::acquire( TrackerContext& ctx, NameAndLocation const& nameAndLocation, int size ) { + std::shared_ptr<IndexTracker> tracker; + + ITracker& currentTracker = ctx.currentTracker(); + if( ITrackerPtr childTracker = currentTracker.findChild( nameAndLocation ) ) { + assert( childTracker ); + assert( childTracker->isIndexTracker() ); + tracker = std::static_pointer_cast<IndexTracker>( childTracker ); + } + else { + tracker = std::make_shared<IndexTracker>( nameAndLocation, ctx, ¤tTracker, size ); + currentTracker.addChild( tracker ); + } + + if( !ctx.completedCycle() && !tracker->isComplete() ) { + if( tracker->m_runState != ExecutingChildren && tracker->m_runState != NeedsAnotherRun ) + tracker->moveNext(); + tracker->open(); + } + + return *tracker; + } + + int IndexTracker::index() const { return m_index; } + + void IndexTracker::moveNext() { + m_index++; + m_children.clear(); + } + + void IndexTracker::close() { + TrackerBase::close(); + if( m_runState == CompletedSuccessfully && m_index < m_size-1 ) + m_runState = Executing; + } + +} // namespace TestCaseTracking + +using TestCaseTracking::ITracker; +using TestCaseTracking::TrackerContext; +using TestCaseTracking::SectionTracker; +using TestCaseTracking::IndexTracker; + +} // namespace Catch + +#if defined(__clang__) +# pragma clang diagnostic pop +#endif +// end catch_test_case_tracker.cpp +// start catch_test_registry.cpp + +namespace Catch { + + auto makeTestInvoker( void(*testAsFunction)() ) noexcept -> ITestInvoker* { + return new(std::nothrow) TestInvokerAsFunction( testAsFunction ); + } + + NameAndTags::NameAndTags( StringRef name_ , StringRef tags_ ) noexcept : name( name_ ), tags( tags_ ) {} + + AutoReg::AutoReg( ITestInvoker* invoker, SourceLineInfo const& lineInfo, StringRef classOrMethod, NameAndTags const& nameAndTags ) noexcept { + try { + getMutableRegistryHub() + .registerTest( + makeTestCase( + invoker, + extractClassName( classOrMethod ), + nameAndTags.name, + nameAndTags.tags, + lineInfo)); + } catch (...) { + // Do not throw when constructing global objects, instead register the exception to be processed later + getMutableRegistryHub().registerStartupException(); + } + } + + AutoReg::~AutoReg() = default; +} +// end catch_test_registry.cpp +// start catch_test_spec.cpp + +#include <algorithm> +#include <string> +#include <vector> +#include <memory> + +namespace Catch { + + TestSpec::Pattern::~Pattern() = default; + TestSpec::NamePattern::~NamePattern() = default; + TestSpec::TagPattern::~TagPattern() = default; + TestSpec::ExcludedPattern::~ExcludedPattern() = default; + + TestSpec::NamePattern::NamePattern( std::string const& name ) + : m_wildcardPattern( toLower( name ), CaseSensitive::No ) + {} + bool TestSpec::NamePattern::matches( TestCaseInfo const& testCase ) const { + return m_wildcardPattern.matches( toLower( testCase.name ) ); + } + + TestSpec::TagPattern::TagPattern( std::string const& tag ) : m_tag( toLower( tag ) ) {} + bool TestSpec::TagPattern::matches( TestCaseInfo const& testCase ) const { + return std::find(begin(testCase.lcaseTags), + end(testCase.lcaseTags), + m_tag) != end(testCase.lcaseTags); + } + + TestSpec::ExcludedPattern::ExcludedPattern( PatternPtr const& underlyingPattern ) : m_underlyingPattern( underlyingPattern ) {} + bool TestSpec::ExcludedPattern::matches( TestCaseInfo const& testCase ) const { return !m_underlyingPattern->matches( testCase ); } + + bool TestSpec::Filter::matches( TestCaseInfo const& testCase ) const { + // All patterns in a filter must match for the filter to be a match + for( auto const& pattern : m_patterns ) { + if( !pattern->matches( testCase ) ) + return false; + } + return true; + } + + bool TestSpec::hasFilters() const { + return !m_filters.empty(); + } + bool TestSpec::matches( TestCaseInfo const& testCase ) const { + // A TestSpec matches if any filter matches + for( auto const& filter : m_filters ) + if( filter.matches( testCase ) ) + return true; + return false; + } +} +// end catch_test_spec.cpp +// start catch_test_spec_parser.cpp + +namespace Catch { + + TestSpecParser::TestSpecParser( ITagAliasRegistry const& tagAliases ) : m_tagAliases( &tagAliases ) {} + + TestSpecParser& TestSpecParser::parse( std::string const& arg ) { + m_mode = None; + m_exclusion = false; + m_start = std::string::npos; + m_arg = m_tagAliases->expandAliases( arg ); + m_escapeChars.clear(); + for( m_pos = 0; m_pos < m_arg.size(); ++m_pos ) + visitChar( m_arg[m_pos] ); + if( m_mode == Name ) + addPattern<TestSpec::NamePattern>(); + return *this; + } + TestSpec TestSpecParser::testSpec() { + addFilter(); + return m_testSpec; + } + + void TestSpecParser::visitChar( char c ) { + if( m_mode == None ) { + switch( c ) { + case ' ': return; + case '~': m_exclusion = true; return; + case '[': return startNewMode( Tag, ++m_pos ); + case '"': return startNewMode( QuotedName, ++m_pos ); + case '\\': return escape(); + default: startNewMode( Name, m_pos ); break; + } + } + if( m_mode == Name ) { + if( c == ',' ) { + addPattern<TestSpec::NamePattern>(); + addFilter(); + } + else if( c == '[' ) { + if( subString() == "exclude:" ) + m_exclusion = true; + else + addPattern<TestSpec::NamePattern>(); + startNewMode( Tag, ++m_pos ); + } + else if( c == '\\' ) + escape(); + } + else if( m_mode == EscapedName ) + m_mode = Name; + else if( m_mode == QuotedName && c == '"' ) + addPattern<TestSpec::NamePattern>(); + else if( m_mode == Tag && c == ']' ) + addPattern<TestSpec::TagPattern>(); + } + void TestSpecParser::startNewMode( Mode mode, std::size_t start ) { + m_mode = mode; + m_start = start; + } + void TestSpecParser::escape() { + if( m_mode == None ) + m_start = m_pos; + m_mode = EscapedName; + m_escapeChars.push_back( m_pos ); + } + std::string TestSpecParser::subString() const { return m_arg.substr( m_start, m_pos - m_start ); } + + void TestSpecParser::addFilter() { + if( !m_currentFilter.m_patterns.empty() ) { + m_testSpec.m_filters.push_back( m_currentFilter ); + m_currentFilter = TestSpec::Filter(); + } + } + + TestSpec parseTestSpec( std::string const& arg ) { + return TestSpecParser( ITagAliasRegistry::get() ).parse( arg ).testSpec(); + } + +} // namespace Catch +// end catch_test_spec_parser.cpp +// start catch_timer.cpp + +#include <chrono> + +namespace Catch { + + auto getCurrentNanosecondsSinceEpoch() -> uint64_t { + return std::chrono::duration_cast<std::chrono::nanoseconds>( std::chrono::high_resolution_clock::now().time_since_epoch() ).count(); + } + + auto estimateClockResolution() -> uint64_t { + uint64_t sum = 0; + static const uint64_t iterations = 1000000; + + for( std::size_t i = 0; i < iterations; ++i ) { + + uint64_t ticks; + uint64_t baseTicks = getCurrentNanosecondsSinceEpoch(); + do { + ticks = getCurrentNanosecondsSinceEpoch(); + } + while( ticks == baseTicks ); + + auto delta = ticks - baseTicks; + sum += delta; + } + + // We're just taking the mean, here. To do better we could take the std. dev and exclude outliers + // - and potentially do more iterations if there's a high variance. + return sum/iterations; + } + auto getEstimatedClockResolution() -> uint64_t { + static auto s_resolution = estimateClockResolution(); + return s_resolution; + } + + void Timer::start() { + m_nanoseconds = getCurrentNanosecondsSinceEpoch(); + } + auto Timer::getElapsedNanoseconds() const -> unsigned int { + return static_cast<unsigned int>(getCurrentNanosecondsSinceEpoch() - m_nanoseconds); + } + auto Timer::getElapsedMicroseconds() const -> unsigned int { + return static_cast<unsigned int>(getElapsedNanoseconds()/1000); + } + auto Timer::getElapsedMilliseconds() const -> unsigned int { + return static_cast<unsigned int>(getElapsedMicroseconds()/1000); + } + auto Timer::getElapsedSeconds() const -> double { + return getElapsedMicroseconds()/1000000.0; + } + +} // namespace Catch +// end catch_timer.cpp +// start catch_tostring.cpp + +#if defined(__clang__) +# pragma clang diagnostic push +# pragma clang diagnostic ignored "-Wexit-time-destructors" +# pragma clang diagnostic ignored "-Wglobal-constructors" +#endif + +#include <iomanip> + +namespace Catch { + +namespace Detail { + + const std::string unprintableString = "{?}"; + + namespace { + const int hexThreshold = 255; + + struct Endianness { + enum Arch { Big, Little }; + + static Arch which() { + union _{ + int asInt; + char asChar[sizeof (int)]; + } u; + + u.asInt = 1; + return ( u.asChar[sizeof(int)-1] == 1 ) ? Big : Little; + } + }; + } + + std::string rawMemoryToString( const void *object, std::size_t size ) { + // Reverse order for little endian architectures + int i = 0, end = static_cast<int>( size ), inc = 1; + if( Endianness::which() == Endianness::Little ) { + i = end-1; + end = inc = -1; + } + + unsigned char const *bytes = static_cast<unsigned char const *>(object); + std::ostringstream os; + os << "0x" << std::setfill('0') << std::hex; + for( ; i != end; i += inc ) + os << std::setw(2) << static_cast<unsigned>(bytes[i]); + return os.str(); + } +} + +template<typename T> +std::string fpToString( T value, int precision ) { + std::ostringstream oss; + oss << std::setprecision( precision ) + << std::fixed + << value; + std::string d = oss.str(); + std::size_t i = d.find_last_not_of( '0' ); + if( i != std::string::npos && i != d.size()-1 ) { + if( d[i] == '.' ) + i++; + d = d.substr( 0, i+1 ); + } + return d; +} + +//// ======================================================= //// +// +// Out-of-line defs for full specialization of StringMaker +// +//// ======================================================= //// + +std::string StringMaker<std::string>::convert(const std::string& str) { + if (!getCurrentContext().getConfig()->showInvisibles()) { + return '"' + str + '"'; + } + + std::string s("\""); + for (char c : str) { + switch (c) { + case '\n': + s.append("\\n"); + break; + case '\t': + s.append("\\t"); + break; + default: + s.push_back(c); + break; + } + } + s.append("\""); + return s; +} + +std::string StringMaker<std::wstring>::convert(const std::wstring& wstr) { + std::string s; + s.reserve(wstr.size()); + for (auto c : wstr) { + s += (c <= 0xff) ? static_cast<char>(c) : '?'; + } + return ::Catch::Detail::stringify(s); +} + +std::string StringMaker<char const*>::convert(char const* str) { + if (str) { + return ::Catch::Detail::stringify(std::string{ str }); + } else { + return{ "{null string}" }; + } +} +std::string StringMaker<char*>::convert(char* str) { + if (str) { + return ::Catch::Detail::stringify(std::string{ str }); + } else { + return{ "{null string}" }; + } +} +std::string StringMaker<wchar_t const*>::convert(wchar_t const * str) { + if (str) { + return ::Catch::Detail::stringify(std::wstring{ str }); + } else { + return{ "{null string}" }; + } +} +std::string StringMaker<wchar_t *>::convert(wchar_t * str) { + if (str) { + return ::Catch::Detail::stringify(std::wstring{ str }); + } else { + return{ "{null string}" }; + } +} + +std::string StringMaker<int>::convert(int value) { + return ::Catch::Detail::stringify(static_cast<long long>(value)); +} +std::string StringMaker<long>::convert(long value) { + return ::Catch::Detail::stringify(static_cast<long long>(value)); +} +std::string StringMaker<long long>::convert(long long value) { + std::ostringstream oss; + oss << value; + if (value > Detail::hexThreshold) { + oss << " (0x" << std::hex << value << ')'; + } + return oss.str(); +} + +std::string StringMaker<unsigned int>::convert(unsigned int value) { + return ::Catch::Detail::stringify(static_cast<unsigned long long>(value)); +} +std::string StringMaker<unsigned long>::convert(unsigned long value) { + return ::Catch::Detail::stringify(static_cast<unsigned long long>(value)); +} +std::string StringMaker<unsigned long long>::convert(unsigned long long value) { + std::ostringstream oss; + oss << value; + if (value > Detail::hexThreshold) { + oss << " (0x" << std::hex << value << ')'; + } + return oss.str(); +} + +std::string StringMaker<bool>::convert(bool b) { + return b ? "true" : "false"; +} + +std::string StringMaker<char>::convert(char value) { + if (value == '\r') { + return "'\\r'"; + } else if (value == '\f') { + return "'\\f'"; + } else if (value == '\n') { + return "'\\n'"; + } else if (value == '\t') { + return "'\\t'"; + } else if ('\0' <= value && value < ' ') { + return ::Catch::Detail::stringify(static_cast<unsigned int>(value)); + } else { + char chstr[] = "' '"; + chstr[1] = value; + return chstr; + } +} +std::string StringMaker<signed char>::convert(signed char c) { + return ::Catch::Detail::stringify(static_cast<char>(c)); +} +std::string StringMaker<unsigned char>::convert(unsigned char c) { + return ::Catch::Detail::stringify(static_cast<char>(c)); +} + +std::string StringMaker<std::nullptr_t>::convert(std::nullptr_t) { + return "nullptr"; +} + +std::string StringMaker<float>::convert(float value) { + return fpToString(value, 5) + 'f'; +} +std::string StringMaker<double>::convert(double value) { + return fpToString(value, 10); +} + +} // end namespace Catch + +#if defined(__clang__) +# pragma clang diagnostic pop +#endif + +// end catch_tostring.cpp +// start catch_totals.cpp + +namespace Catch { + + Counts Counts::operator - ( Counts const& other ) const { + Counts diff; + diff.passed = passed - other.passed; + diff.failed = failed - other.failed; + diff.failedButOk = failedButOk - other.failedButOk; + return diff; + } + + Counts& Counts::operator += ( Counts const& other ) { + passed += other.passed; + failed += other.failed; + failedButOk += other.failedButOk; + return *this; + } + + std::size_t Counts::total() const { + return passed + failed + failedButOk; + } + bool Counts::allPassed() const { + return failed == 0 && failedButOk == 0; + } + bool Counts::allOk() const { + return failed == 0; + } + + Totals Totals::operator - ( Totals const& other ) const { + Totals diff; + diff.assertions = assertions - other.assertions; + diff.testCases = testCases - other.testCases; + return diff; + } + + Totals& Totals::operator += ( Totals const& other ) { + assertions += other.assertions; + testCases += other.testCases; + return *this; + } + + Totals Totals::delta( Totals const& prevTotals ) const { + Totals diff = *this - prevTotals; + if( diff.assertions.failed > 0 ) + ++diff.testCases.failed; + else if( diff.assertions.failedButOk > 0 ) + ++diff.testCases.failedButOk; + else + ++diff.testCases.passed; + return diff; + } + +} +// end catch_totals.cpp +// start catch_version.cpp + +#include <ostream> + +namespace Catch { + + Version::Version + ( unsigned int _majorVersion, + unsigned int _minorVersion, + unsigned int _patchNumber, + char const * const _branchName, + unsigned int _buildNumber ) + : majorVersion( _majorVersion ), + minorVersion( _minorVersion ), + patchNumber( _patchNumber ), + branchName( _branchName ), + buildNumber( _buildNumber ) + {} + + std::ostream& operator << ( std::ostream& os, Version const& version ) { + os << version.majorVersion << '.' + << version.minorVersion << '.' + << version.patchNumber; + // branchName is never null -> 0th char is \0 if it is empty + if (version.branchName[0]) { + os << '-' << version.branchName + << '.' << version.buildNumber; + } + return os; + } + + Version const& libraryVersion() { + static Version version( 2, 0, 1, "", 0 ); + return version; + } + +} +// end catch_version.cpp +// start catch_wildcard_pattern.cpp + +namespace Catch { + + WildcardPattern::WildcardPattern( std::string const& pattern, + CaseSensitive::Choice caseSensitivity ) + : m_caseSensitivity( caseSensitivity ), + m_pattern( adjustCase( pattern ) ) + { + if( startsWith( m_pattern, '*' ) ) { + m_pattern = m_pattern.substr( 1 ); + m_wildcard = WildcardAtStart; + } + if( endsWith( m_pattern, '*' ) ) { + m_pattern = m_pattern.substr( 0, m_pattern.size()-1 ); + m_wildcard = static_cast<WildcardPosition>( m_wildcard | WildcardAtEnd ); + } + } + + bool WildcardPattern::matches( std::string const& str ) const { + switch( m_wildcard ) { + case NoWildcard: + return m_pattern == adjustCase( str ); + case WildcardAtStart: + return endsWith( adjustCase( str ), m_pattern ); + case WildcardAtEnd: + return startsWith( adjustCase( str ), m_pattern ); + case WildcardAtBothEnds: + return contains( adjustCase( str ), m_pattern ); + default: + CATCH_INTERNAL_ERROR( "Unknown enum" ); + } + } + + std::string WildcardPattern::adjustCase( std::string const& str ) const { + return m_caseSensitivity == CaseSensitive::No ? toLower( str ) : str; + } +} +// end catch_wildcard_pattern.cpp +// start catch_xmlwriter.cpp + +// start catch_xmlwriter.h + +#include <sstream> +#include <vector> + +namespace Catch { + + class XmlEncode { + public: + enum ForWhat { ForTextNodes, ForAttributes }; + + XmlEncode( std::string const& str, ForWhat forWhat = ForTextNodes ); + + void encodeTo( std::ostream& os ) const; + + friend std::ostream& operator << ( std::ostream& os, XmlEncode const& xmlEncode ); + + private: + std::string m_str; + ForWhat m_forWhat; + }; + + class XmlWriter { + public: + + class ScopedElement { + public: + ScopedElement( XmlWriter* writer ); + + ScopedElement( ScopedElement&& other ) noexcept; + ScopedElement& operator=( ScopedElement&& other ) noexcept; + + ~ScopedElement(); + + ScopedElement& writeText( std::string const& text, bool indent = true ); + + template<typename T> + ScopedElement& writeAttribute( std::string const& name, T const& attribute ) { + m_writer->writeAttribute( name, attribute ); + return *this; + } + + private: + mutable XmlWriter* m_writer = nullptr; + }; + + XmlWriter( std::ostream& os = Catch::cout() ); + ~XmlWriter(); + + XmlWriter( XmlWriter const& ) = delete; + XmlWriter& operator=( XmlWriter const& ) = delete; + + XmlWriter& startElement( std::string const& name ); + + ScopedElement scopedElement( std::string const& name ); + + XmlWriter& endElement(); + + XmlWriter& writeAttribute( std::string const& name, std::string const& attribute ); + + XmlWriter& writeAttribute( std::string const& name, bool attribute ); + + template<typename T> + XmlWriter& writeAttribute( std::string const& name, T const& attribute ) { + m_oss.clear(); + m_oss.str(std::string()); + m_oss << attribute; + return writeAttribute( name, m_oss.str() ); + } + + XmlWriter& writeText( std::string const& text, bool indent = true ); + + XmlWriter& writeComment( std::string const& text ); + + void writeStylesheetRef( std::string const& url ); + + XmlWriter& writeBlankLine(); + + void ensureTagClosed(); + + private: + + void writeDeclaration(); + + void newlineIfNecessary(); + + bool m_tagIsOpen = false; + bool m_needsNewline = false; + std::vector<std::string> m_tags; + std::string m_indent; + std::ostream& m_os; + std::ostringstream m_oss; + }; + +} + +// end catch_xmlwriter.h +#include <iomanip> + +namespace Catch { + + XmlEncode::XmlEncode( std::string const& str, ForWhat forWhat ) + : m_str( str ), + m_forWhat( forWhat ) + {} + + void XmlEncode::encodeTo( std::ostream& os ) const { + + // Apostrophe escaping not necessary if we always use " to write attributes + // (see: http://www.w3.org/TR/xml/#syntax) + + for( std::size_t i = 0; i < m_str.size(); ++ i ) { + char c = m_str[i]; + switch( c ) { + case '<': os << "<"; break; + case '&': os << "&"; break; + + case '>': + // See: http://www.w3.org/TR/xml/#syntax + if( i > 2 && m_str[i-1] == ']' && m_str[i-2] == ']' ) + os << ">"; + else + os << c; + break; + + case '\"': + if( m_forWhat == ForAttributes ) + os << """; + else + os << c; + break; + + default: + // Escape control chars - based on contribution by @espenalb in PR #465 and + // by @mrpi PR #588 + if ( ( c >= 0 && c < '\x09' ) || ( c > '\x0D' && c < '\x20') || c=='\x7F' ) { + // see http://stackoverflow.com/questions/404107/why-are-control-characters-illegal-in-xml-1-0 + os << "\\x" << std::uppercase << std::hex << std::setfill('0') << std::setw(2) + << static_cast<int>( c ); + } + else + os << c; + } + } + } + + std::ostream& operator << ( std::ostream& os, XmlEncode const& xmlEncode ) { + xmlEncode.encodeTo( os ); + return os; + } + + XmlWriter::ScopedElement::ScopedElement( XmlWriter* writer ) + : m_writer( writer ) + {} + + XmlWriter::ScopedElement::ScopedElement( ScopedElement&& other ) noexcept + : m_writer( other.m_writer ){ + other.m_writer = nullptr; + } + XmlWriter::ScopedElement& XmlWriter::ScopedElement::operator=( ScopedElement&& other ) noexcept { + if ( m_writer ) { + m_writer->endElement(); + } + m_writer = other.m_writer; + other.m_writer = nullptr; + return *this; + } + + XmlWriter::ScopedElement::~ScopedElement() { + if( m_writer ) + m_writer->endElement(); + } + + XmlWriter::ScopedElement& XmlWriter::ScopedElement::writeText( std::string const& text, bool indent ) { + m_writer->writeText( text, indent ); + return *this; + } + + XmlWriter::XmlWriter( std::ostream& os ) : m_os( os ) + { + writeDeclaration(); + } + + XmlWriter::~XmlWriter() { + while( !m_tags.empty() ) + endElement(); + } + + XmlWriter& XmlWriter::startElement( std::string const& name ) { + ensureTagClosed(); + newlineIfNecessary(); + m_os << m_indent << '<' << name; + m_tags.push_back( name ); + m_indent += " "; + m_tagIsOpen = true; + return *this; + } + + XmlWriter::ScopedElement XmlWriter::scopedElement( std::string const& name ) { + ScopedElement scoped( this ); + startElement( name ); + return scoped; + } + + XmlWriter& XmlWriter::endElement() { + newlineIfNecessary(); + m_indent = m_indent.substr( 0, m_indent.size()-2 ); + if( m_tagIsOpen ) { + m_os << "/>"; + m_tagIsOpen = false; + } + else { + m_os << m_indent << "</" << m_tags.back() << ">"; + } + m_os << std::endl; + m_tags.pop_back(); + return *this; + } + + XmlWriter& XmlWriter::writeAttribute( std::string const& name, std::string const& attribute ) { + if( !name.empty() && !attribute.empty() ) + m_os << ' ' << name << "=\"" << XmlEncode( attribute, XmlEncode::ForAttributes ) << '"'; + return *this; + } + + XmlWriter& XmlWriter::writeAttribute( std::string const& name, bool attribute ) { + m_os << ' ' << name << "=\"" << ( attribute ? "true" : "false" ) << '"'; + return *this; + } + + XmlWriter& XmlWriter::writeText( std::string const& text, bool indent ) { + if( !text.empty() ){ + bool tagWasOpen = m_tagIsOpen; + ensureTagClosed(); + if( tagWasOpen && indent ) + m_os << m_indent; + m_os << XmlEncode( text ); + m_needsNewline = true; + } + return *this; + } + + XmlWriter& XmlWriter::writeComment( std::string const& text ) { + ensureTagClosed(); + m_os << m_indent << "<!--" << text << "-->"; + m_needsNewline = true; + return *this; + } + + void XmlWriter::writeStylesheetRef( std::string const& url ) { + m_os << "<?xml-stylesheet type=\"text/xsl\" href=\"" << url << "\"?>\n"; + } + + XmlWriter& XmlWriter::writeBlankLine() { + ensureTagClosed(); + m_os << '\n'; + return *this; + } + + void XmlWriter::ensureTagClosed() { + if( m_tagIsOpen ) { + m_os << ">" << std::endl; + m_tagIsOpen = false; + } + } + + void XmlWriter::writeDeclaration() { + m_os << "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"; + } + + void XmlWriter::newlineIfNecessary() { + if( m_needsNewline ) { + m_os << std::endl; + m_needsNewline = false; + } + } +} +// end catch_xmlwriter.cpp +// start catch_reporter_bases.cpp + +#include <cstring> +#include <cfloat> +#include <cstdio> +#include <assert.h> +#include <memory> + +namespace Catch { + void prepareExpandedExpression(AssertionResult& result) { + result.getExpandedExpression(); + } + + // Because formatting using c++ streams is stateful, drop down to C is required + // Alternatively we could use stringstream, but its performance is... not good. + std::string getFormattedDuration( double duration ) { + // Max exponent + 1 is required to represent the whole part + // + 1 for decimal point + // + 3 for the 3 decimal places + // + 1 for null terminator + const std::size_t maxDoubleSize = DBL_MAX_10_EXP + 1 + 1 + 3 + 1; + char buffer[maxDoubleSize]; + + // Save previous errno, to prevent sprintf from overwriting it + ErrnoGuard guard; +#ifdef _MSC_VER + sprintf_s(buffer, "%.3f", duration); +#else + sprintf(buffer, "%.3f", duration); +#endif + return std::string(buffer); + } + + TestEventListenerBase::TestEventListenerBase(ReporterConfig const & _config) + :StreamingReporterBase(_config) {} + + void TestEventListenerBase::assertionStarting(AssertionInfo const &) {} + + bool TestEventListenerBase::assertionEnded(AssertionStats const &) { + return false; + } + +} // end namespace Catch +// end catch_reporter_bases.cpp +// start catch_reporter_compact.cpp + +namespace { + +#ifdef CATCH_PLATFORM_MAC + const char* failedString() { return "FAILED"; } + const char* passedString() { return "PASSED"; } +#else + const char* failedString() { return "failed"; } + const char* passedString() { return "passed"; } +#endif + + // Colour::LightGrey + Catch::Colour::Code dimColour() { return Catch::Colour::FileName; } + + std::string bothOrAll( std::size_t count ) { + return count == 1 ? std::string() : + count == 2 ? "both " : "all " ; + } +} + +namespace Catch { + + struct CompactReporter : StreamingReporterBase<CompactReporter> { + + using StreamingReporterBase::StreamingReporterBase; + + ~CompactReporter() override; + + static std::string getDescription() { + return "Reports test results on a single line, suitable for IDEs"; + } + + ReporterPreferences getPreferences() const override { + ReporterPreferences prefs; + prefs.shouldRedirectStdOut = false; + return prefs; + } + + void noMatchingTestCases( std::string const& spec ) override { + stream << "No test cases matched '" << spec << '\'' << std::endl; + } + + void assertionStarting( AssertionInfo const& ) override {} + + bool assertionEnded( AssertionStats const& _assertionStats ) override { + AssertionResult const& result = _assertionStats.assertionResult; + + bool printInfoMessages = true; + + // Drop out if result was successful and we're not printing those + if( !m_config->includeSuccessfulResults() && result.isOk() ) { + if( result.getResultType() != ResultWas::Warning ) + return false; + printInfoMessages = false; + } + + AssertionPrinter printer( stream, _assertionStats, printInfoMessages ); + printer.print(); + + stream << std::endl; + return true; + } + + void sectionEnded(SectionStats const& _sectionStats) override { + if (m_config->showDurations() == ShowDurations::Always) { + stream << getFormattedDuration(_sectionStats.durationInSeconds) << " s: " << _sectionStats.sectionInfo.name << std::endl; + } + } + + void testRunEnded( TestRunStats const& _testRunStats ) override { + printTotals( _testRunStats.totals ); + stream << '\n' << std::endl; + StreamingReporterBase::testRunEnded( _testRunStats ); + } + + private: + class AssertionPrinter { + public: + AssertionPrinter& operator= ( AssertionPrinter const& ) = delete; + AssertionPrinter( AssertionPrinter const& ) = delete; + AssertionPrinter( std::ostream& _stream, AssertionStats const& _stats, bool _printInfoMessages ) + : stream( _stream ) + , result( _stats.assertionResult ) + , messages( _stats.infoMessages ) + , itMessage( _stats.infoMessages.begin() ) + , printInfoMessages( _printInfoMessages ) + {} + + void print() { + printSourceInfo(); + + itMessage = messages.begin(); + + switch( result.getResultType() ) { + case ResultWas::Ok: + printResultType( Colour::ResultSuccess, passedString() ); + printOriginalExpression(); + printReconstructedExpression(); + if ( ! result.hasExpression() ) + printRemainingMessages( Colour::None ); + else + printRemainingMessages(); + break; + case ResultWas::ExpressionFailed: + if( result.isOk() ) + printResultType( Colour::ResultSuccess, failedString() + std::string( " - but was ok" ) ); + else + printResultType( Colour::Error, failedString() ); + printOriginalExpression(); + printReconstructedExpression(); + printRemainingMessages(); + break; + case ResultWas::ThrewException: + printResultType( Colour::Error, failedString() ); + printIssue( "unexpected exception with message:" ); + printMessage(); + printExpressionWas(); + printRemainingMessages(); + break; + case ResultWas::FatalErrorCondition: + printResultType( Colour::Error, failedString() ); + printIssue( "fatal error condition with message:" ); + printMessage(); + printExpressionWas(); + printRemainingMessages(); + break; + case ResultWas::DidntThrowException: + printResultType( Colour::Error, failedString() ); + printIssue( "expected exception, got none" ); + printExpressionWas(); + printRemainingMessages(); + break; + case ResultWas::Info: + printResultType( Colour::None, "info" ); + printMessage(); + printRemainingMessages(); + break; + case ResultWas::Warning: + printResultType( Colour::None, "warning" ); + printMessage(); + printRemainingMessages(); + break; + case ResultWas::ExplicitFailure: + printResultType( Colour::Error, failedString() ); + printIssue( "explicitly" ); + printRemainingMessages( Colour::None ); + break; + // These cases are here to prevent compiler warnings + case ResultWas::Unknown: + case ResultWas::FailureBit: + case ResultWas::Exception: + printResultType( Colour::Error, "** internal error **" ); + break; + } + } + + private: + void printSourceInfo() const { + Colour colourGuard( Colour::FileName ); + stream << result.getSourceInfo() << ':'; + } + + void printResultType( Colour::Code colour, std::string const& passOrFail ) const { + if( !passOrFail.empty() ) { + { + Colour colourGuard( colour ); + stream << ' ' << passOrFail; + } + stream << ':'; + } + } + + void printIssue( std::string const& issue ) const { + stream << ' ' << issue; + } + + void printExpressionWas() { + if( result.hasExpression() ) { + stream << ';'; + { + Colour colour( dimColour() ); + stream << " expression was:"; + } + printOriginalExpression(); + } + } + + void printOriginalExpression() const { + if( result.hasExpression() ) { + stream << ' ' << result.getExpression(); + } + } + + void printReconstructedExpression() const { + if( result.hasExpandedExpression() ) { + { + Colour colour( dimColour() ); + stream << " for: "; + } + stream << result.getExpandedExpression(); + } + } + + void printMessage() { + if ( itMessage != messages.end() ) { + stream << " '" << itMessage->message << '\''; + ++itMessage; + } + } + + void printRemainingMessages( Colour::Code colour = dimColour() ) { + if ( itMessage == messages.end() ) + return; + + // using messages.end() directly yields (or auto) compilation error: + std::vector<MessageInfo>::const_iterator itEnd = messages.end(); + const std::size_t N = static_cast<std::size_t>( std::distance( itMessage, itEnd ) ); + + { + Colour colourGuard( colour ); + stream << " with " << pluralise( N, "message" ) << ':'; + } + + for(; itMessage != itEnd; ) { + // If this assertion is a warning ignore any INFO messages + if( printInfoMessages || itMessage->type != ResultWas::Info ) { + stream << " '" << itMessage->message << '\''; + if ( ++itMessage != itEnd ) { + Colour colourGuard( dimColour() ); + stream << " and"; + } + } + } + } + + private: + std::ostream& stream; + AssertionResult const& result; + std::vector<MessageInfo> messages; + std::vector<MessageInfo>::const_iterator itMessage; + bool printInfoMessages; + }; + + // Colour, message variants: + // - white: No tests ran. + // - red: Failed [both/all] N test cases, failed [both/all] M assertions. + // - white: Passed [both/all] N test cases (no assertions). + // - red: Failed N tests cases, failed M assertions. + // - green: Passed [both/all] N tests cases with M assertions. + + void printTotals( const Totals& totals ) const { + if( totals.testCases.total() == 0 ) { + stream << "No tests ran."; + } + else if( totals.testCases.failed == totals.testCases.total() ) { + Colour colour( Colour::ResultError ); + const std::string qualify_assertions_failed = + totals.assertions.failed == totals.assertions.total() ? + bothOrAll( totals.assertions.failed ) : std::string(); + stream << + "Failed " << bothOrAll( totals.testCases.failed ) + << pluralise( totals.testCases.failed, "test case" ) << ", " + "failed " << qualify_assertions_failed << + pluralise( totals.assertions.failed, "assertion" ) << '.'; + } + else if( totals.assertions.total() == 0 ) { + stream << + "Passed " << bothOrAll( totals.testCases.total() ) + << pluralise( totals.testCases.total(), "test case" ) + << " (no assertions)."; + } + else if( totals.assertions.failed ) { + Colour colour( Colour::ResultError ); + stream << + "Failed " << pluralise( totals.testCases.failed, "test case" ) << ", " + "failed " << pluralise( totals.assertions.failed, "assertion" ) << '.'; + } + else { + Colour colour( Colour::ResultSuccess ); + stream << + "Passed " << bothOrAll( totals.testCases.passed ) + << pluralise( totals.testCases.passed, "test case" ) << + " with " << pluralise( totals.assertions.passed, "assertion" ) << '.'; + } + } + }; + + CompactReporter::~CompactReporter() {} + + CATCH_REGISTER_REPORTER( "compact", CompactReporter ) + +} // end namespace Catch +// end catch_reporter_compact.cpp +// start catch_reporter_console.cpp + +#include <cfloat> +#include <cstdio> + +#if defined(_MSC_VER) +#pragma warning(push) +#pragma warning(disable:4061) // Not all labels are EXPLICITLY handled in switch + // Note that 4062 (not all labels are handled + // and default is missing) is enabled +#endif + +namespace Catch { + + namespace { + std::size_t makeRatio( std::size_t number, std::size_t total ) { + std::size_t ratio = total > 0 ? CATCH_CONFIG_CONSOLE_WIDTH * number/ total : 0; + return ( ratio == 0 && number > 0 ) ? 1 : ratio; + } + + std::size_t& findMax( std::size_t& i, std::size_t& j, std::size_t& k ) { + if( i > j && i > k ) + return i; + else if( j > k ) + return j; + else + return k; + } + + struct ColumnInfo { + enum Justification { Left, Right }; + std::string name; + int width; + Justification justification; + }; + struct ColumnBreak {}; + struct RowBreak {}; + + class TablePrinter { + std::ostream& m_os; + std::vector<ColumnInfo> m_columnInfos; + std::ostringstream m_oss; + int m_currentColumn = -1; + bool m_isOpen = false; + + public: + TablePrinter( std::ostream& os, std::vector<ColumnInfo> const& columnInfos ) + : m_os( os ), + m_columnInfos( columnInfos ) + {} + + auto columnInfos() const -> std::vector<ColumnInfo> const& { + return m_columnInfos; + } + + void open() { + if( !m_isOpen ) { + m_isOpen = true; + *this << RowBreak(); + for( auto const& info : m_columnInfos ) + *this << info.name << ColumnBreak(); + *this << RowBreak(); + m_os << Catch::getLineOfChars<'-'>() << "\n"; + } + } + void close() { + if( m_isOpen ) { + *this << RowBreak(); + m_os << std::endl; + m_isOpen = false; + } + } + + template<typename T> + friend TablePrinter& operator << ( TablePrinter& tp, T const& value ) { + tp.m_oss << value; + return tp; + } + + friend TablePrinter& operator << ( TablePrinter& tp, ColumnBreak ) { + auto colStr = tp.m_oss.str(); + // This takes account of utf8 encodings + auto strSize = Catch::StringRef( colStr ).numberOfCharacters(); + tp.m_oss.str(""); + tp.open(); + if( tp.m_currentColumn == static_cast<int>(tp.m_columnInfos.size()-1) ) { + tp.m_currentColumn = -1; + tp.m_os << "\n"; + } + tp.m_currentColumn++; + + auto colInfo = tp.m_columnInfos[tp.m_currentColumn]; + auto padding = ( strSize+2 < static_cast<std::size_t>( colInfo.width ) ) + ? std::string( colInfo.width-(strSize+2), ' ' ) + : std::string(); + if( colInfo.justification == ColumnInfo::Left ) + tp.m_os << colStr << padding << " "; + else + tp.m_os << padding << colStr << " "; + return tp; + } + + friend TablePrinter& operator << ( TablePrinter& tp, RowBreak ) { + if( tp.m_currentColumn > 0 ) { + tp.m_os << "\n"; + tp.m_currentColumn = -1; + } + return tp; + } + }; + + class Duration { + enum class Unit { + Auto, + Nanoseconds, + Microseconds, + Milliseconds, + Seconds, + Minutes + }; + static const uint64_t s_nanosecondsInAMicrosecond = 1000; + static const uint64_t s_nanosecondsInAMillisecond = 1000*s_nanosecondsInAMicrosecond; + static const uint64_t s_nanosecondsInASecond = 1000*s_nanosecondsInAMillisecond; + static const uint64_t s_nanosecondsInAMinute = 60*s_nanosecondsInASecond; + + uint64_t m_inNanoseconds; + Unit m_units; + + public: + Duration( uint64_t inNanoseconds, Unit units = Unit::Auto ) + : m_inNanoseconds( inNanoseconds ), + m_units( units ) + { + if( m_units == Unit::Auto ) { + if( m_inNanoseconds < s_nanosecondsInAMicrosecond ) + m_units = Unit::Nanoseconds; + else if( m_inNanoseconds < s_nanosecondsInAMillisecond ) + m_units = Unit::Microseconds; + else if( m_inNanoseconds < s_nanosecondsInASecond ) + m_units = Unit::Milliseconds; + else if( m_inNanoseconds < s_nanosecondsInAMinute ) + m_units = Unit::Seconds; + else + m_units = Unit::Minutes; + } + + } + + auto value() const -> double { + switch( m_units ) { + case Unit::Microseconds: + return m_inNanoseconds / static_cast<double>( s_nanosecondsInAMicrosecond ); + case Unit::Milliseconds: + return m_inNanoseconds / static_cast<double>( s_nanosecondsInAMillisecond ); + case Unit::Seconds: + return m_inNanoseconds / static_cast<double>( s_nanosecondsInASecond ); + case Unit::Minutes: + return m_inNanoseconds / static_cast<double>( s_nanosecondsInAMinute ); + default: + return static_cast<double>( m_inNanoseconds ); + } + } + auto unitsAsString() const -> std::string { + switch( m_units ) { + case Unit::Nanoseconds: + return "ns"; + case Unit::Microseconds: + return "µs"; + case Unit::Milliseconds: + return "ms"; + case Unit::Seconds: + return "s"; + case Unit::Minutes: + return "m"; + default: + return "** internal error **"; + } + + } + friend auto operator << ( std::ostream& os, Duration const& duration ) -> std::ostream& { + return os << duration.value() << " " << duration.unitsAsString(); + } + }; + } // end anon namespace + + struct ConsoleReporter : StreamingReporterBase<ConsoleReporter> { + TablePrinter m_tablePrinter; + + ConsoleReporter( ReporterConfig const& config ) + : StreamingReporterBase( config ), + m_tablePrinter( config.stream(), + { + { "benchmark name", CATCH_CONFIG_CONSOLE_WIDTH-32, ColumnInfo::Left }, + { "iters", 8, ColumnInfo::Right }, + { "elapsed ns", 14, ColumnInfo::Right }, + { "average", 14, ColumnInfo::Right } + } ) + {} + ~ConsoleReporter() override; + static std::string getDescription() { + return "Reports test results as plain lines of text"; + } + + void noMatchingTestCases( std::string const& spec ) override { + stream << "No test cases matched '" << spec << '\'' << std::endl; + } + + void assertionStarting( AssertionInfo const& ) override { + } + + bool assertionEnded( AssertionStats const& _assertionStats ) override { + AssertionResult const& result = _assertionStats.assertionResult; + + bool includeResults = m_config->includeSuccessfulResults() || !result.isOk(); + + // Drop out if result was successful but we're not printing them. + if( !includeResults && result.getResultType() != ResultWas::Warning ) + return false; + + lazyPrint(); + + AssertionPrinter printer( stream, _assertionStats, includeResults ); + printer.print(); + stream << std::endl; + return true; + } + + void sectionStarting( SectionInfo const& _sectionInfo ) override { + m_headerPrinted = false; + StreamingReporterBase::sectionStarting( _sectionInfo ); + } + void sectionEnded( SectionStats const& _sectionStats ) override { + m_tablePrinter.close(); + if( _sectionStats.missingAssertions ) { + lazyPrint(); + Colour colour( Colour::ResultError ); + if( m_sectionStack.size() > 1 ) + stream << "\nNo assertions in section"; + else + stream << "\nNo assertions in test case"; + stream << " '" << _sectionStats.sectionInfo.name << "'\n" << std::endl; + } + if( m_config->showDurations() == ShowDurations::Always ) { + stream << getFormattedDuration(_sectionStats.durationInSeconds) << " s: " << _sectionStats.sectionInfo.name << std::endl; + } + if( m_headerPrinted ) { + m_headerPrinted = false; + } + StreamingReporterBase::sectionEnded( _sectionStats ); + } + + void benchmarkStarting( BenchmarkInfo const& info ) override { + lazyPrintWithoutClosingBenchmarkTable(); + + auto nameCol = Column( info.name ).width( m_tablePrinter.columnInfos()[0].width-2 ); + + bool firstLine = true; + for( auto line : nameCol ) { + if( !firstLine ) + m_tablePrinter << ColumnBreak() << ColumnBreak() << ColumnBreak(); + else + firstLine = false; + + m_tablePrinter << line << ColumnBreak(); + } + } + void benchmarkEnded( BenchmarkStats const& stats ) override { + Duration average( stats.elapsedTimeInNanoseconds/stats.iterations ); + m_tablePrinter + << stats.iterations << ColumnBreak() + << stats.elapsedTimeInNanoseconds << ColumnBreak() + << average << ColumnBreak(); + } + + void testCaseEnded( TestCaseStats const& _testCaseStats ) override { + m_tablePrinter.close(); + StreamingReporterBase::testCaseEnded( _testCaseStats ); + m_headerPrinted = false; + } + void testGroupEnded( TestGroupStats const& _testGroupStats ) override { + if( currentGroupInfo.used ) { + printSummaryDivider(); + stream << "Summary for group '" << _testGroupStats.groupInfo.name << "':\n"; + printTotals( _testGroupStats.totals ); + stream << '\n' << std::endl; + } + StreamingReporterBase::testGroupEnded( _testGroupStats ); + } + void testRunEnded( TestRunStats const& _testRunStats ) override { + printTotalsDivider( _testRunStats.totals ); + printTotals( _testRunStats.totals ); + stream << std::endl; + StreamingReporterBase::testRunEnded( _testRunStats ); + } + + private: + + class AssertionPrinter { + public: + AssertionPrinter& operator= ( AssertionPrinter const& ) = delete; + AssertionPrinter( AssertionPrinter const& ) = delete; + AssertionPrinter( std::ostream& _stream, AssertionStats const& _stats, bool _printInfoMessages ) + : stream( _stream ), + stats( _stats ), + result( _stats.assertionResult ), + colour( Colour::None ), + message( result.getMessage() ), + messages( _stats.infoMessages ), + printInfoMessages( _printInfoMessages ) + { + switch( result.getResultType() ) { + case ResultWas::Ok: + colour = Colour::Success; + passOrFail = "PASSED"; + //if( result.hasMessage() ) + if( _stats.infoMessages.size() == 1 ) + messageLabel = "with message"; + if( _stats.infoMessages.size() > 1 ) + messageLabel = "with messages"; + break; + case ResultWas::ExpressionFailed: + if( result.isOk() ) { + colour = Colour::Success; + passOrFail = "FAILED - but was ok"; + } + else { + colour = Colour::Error; + passOrFail = "FAILED"; + } + if( _stats.infoMessages.size() == 1 ) + messageLabel = "with message"; + if( _stats.infoMessages.size() > 1 ) + messageLabel = "with messages"; + break; + case ResultWas::ThrewException: + colour = Colour::Error; + passOrFail = "FAILED"; + messageLabel = "due to unexpected exception with "; + if (_stats.infoMessages.size() == 1) + messageLabel += "message"; + if (_stats.infoMessages.size() > 1) + messageLabel += "messages"; + break; + case ResultWas::FatalErrorCondition: + colour = Colour::Error; + passOrFail = "FAILED"; + messageLabel = "due to a fatal error condition"; + break; + case ResultWas::DidntThrowException: + colour = Colour::Error; + passOrFail = "FAILED"; + messageLabel = "because no exception was thrown where one was expected"; + break; + case ResultWas::Info: + messageLabel = "info"; + break; + case ResultWas::Warning: + messageLabel = "warning"; + break; + case ResultWas::ExplicitFailure: + passOrFail = "FAILED"; + colour = Colour::Error; + if( _stats.infoMessages.size() == 1 ) + messageLabel = "explicitly with message"; + if( _stats.infoMessages.size() > 1 ) + messageLabel = "explicitly with messages"; + break; + // These cases are here to prevent compiler warnings + case ResultWas::Unknown: + case ResultWas::FailureBit: + case ResultWas::Exception: + passOrFail = "** internal error **"; + colour = Colour::Error; + break; + } + } + + void print() const { + printSourceInfo(); + if( stats.totals.assertions.total() > 0 ) { + if( result.isOk() ) + stream << '\n'; + printResultType(); + printOriginalExpression(); + printReconstructedExpression(); + } + else { + stream << '\n'; + } + printMessage(); + } + + private: + void printResultType() const { + if( !passOrFail.empty() ) { + Colour colourGuard( colour ); + stream << passOrFail << ":\n"; + } + } + void printOriginalExpression() const { + if( result.hasExpression() ) { + Colour colourGuard( Colour::OriginalExpression ); + stream << " "; + stream << result.getExpressionInMacro(); + stream << '\n'; + } + } + void printReconstructedExpression() const { + if( result.hasExpandedExpression() ) { + stream << "with expansion:\n"; + Colour colourGuard( Colour::ReconstructedExpression ); + stream << Column( result.getExpandedExpression() ).indent(2) << '\n'; + } + } + void printMessage() const { + if( !messageLabel.empty() ) + stream << messageLabel << ':' << '\n'; + for( auto const& msg : messages ) { + // If this assertion is a warning ignore any INFO messages + if( printInfoMessages || msg.type != ResultWas::Info ) + stream << Column( msg.message ).indent(2) << '\n'; + } + } + void printSourceInfo() const { + Colour colourGuard( Colour::FileName ); + stream << result.getSourceInfo() << ": "; + } + + std::ostream& stream; + AssertionStats const& stats; + AssertionResult const& result; + Colour::Code colour; + std::string passOrFail; + std::string messageLabel; + std::string message; + std::vector<MessageInfo> messages; + bool printInfoMessages; + }; + + void lazyPrint() { + + m_tablePrinter.close(); + lazyPrintWithoutClosingBenchmarkTable(); + } + + void lazyPrintWithoutClosingBenchmarkTable() { + + if( !currentTestRunInfo.used ) + lazyPrintRunInfo(); + if( !currentGroupInfo.used ) + lazyPrintGroupInfo(); + + if( !m_headerPrinted ) { + printTestCaseAndSectionHeader(); + m_headerPrinted = true; + } + } + void lazyPrintRunInfo() { + stream << '\n' << getLineOfChars<'~'>() << '\n'; + Colour colour( Colour::SecondaryText ); + stream << currentTestRunInfo->name + << " is a Catch v" << libraryVersion() << " host application.\n" + << "Run with -? for options\n\n"; + + if( m_config->rngSeed() != 0 ) + stream << "Randomness seeded to: " << m_config->rngSeed() << "\n\n"; + + currentTestRunInfo.used = true; + } + void lazyPrintGroupInfo() { + if( !currentGroupInfo->name.empty() && currentGroupInfo->groupsCounts > 1 ) { + printClosedHeader( "Group: " + currentGroupInfo->name ); + currentGroupInfo.used = true; + } + } + void printTestCaseAndSectionHeader() { + assert( !m_sectionStack.empty() ); + printOpenHeader( currentTestCaseInfo->name ); + + if( m_sectionStack.size() > 1 ) { + Colour colourGuard( Colour::Headers ); + + auto + it = m_sectionStack.begin()+1, // Skip first section (test case) + itEnd = m_sectionStack.end(); + for( ; it != itEnd; ++it ) + printHeaderString( it->name, 2 ); + } + + SourceLineInfo lineInfo = m_sectionStack.back().lineInfo; + + if( !lineInfo.empty() ){ + stream << getLineOfChars<'-'>() << '\n'; + Colour colourGuard( Colour::FileName ); + stream << lineInfo << '\n'; + } + stream << getLineOfChars<'.'>() << '\n' << std::endl; + } + + void printClosedHeader( std::string const& _name ) { + printOpenHeader( _name ); + stream << getLineOfChars<'.'>() << '\n'; + } + void printOpenHeader( std::string const& _name ) { + stream << getLineOfChars<'-'>() << '\n'; + { + Colour colourGuard( Colour::Headers ); + printHeaderString( _name ); + } + } + + // if string has a : in first line will set indent to follow it on + // subsequent lines + void printHeaderString( std::string const& _string, std::size_t indent = 0 ) { + std::size_t i = _string.find( ": " ); + if( i != std::string::npos ) + i+=2; + else + i = 0; + stream << Column( _string ).indent( indent+i ).initialIndent( indent ) << '\n'; + } + + struct SummaryColumn { + + SummaryColumn( std::string const& _label, Colour::Code _colour ) + : label( _label ), + colour( _colour ) + {} + SummaryColumn addRow( std::size_t count ) { + std::ostringstream oss; + oss << count; + std::string row = oss.str(); + for( auto& oldRow : rows ) { + while( oldRow.size() < row.size() ) + oldRow = ' ' + oldRow; + while( oldRow.size() > row.size() ) + row = ' ' + row; + } + rows.push_back( row ); + return *this; + } + + std::string label; + Colour::Code colour; + std::vector<std::string> rows; + + }; + + void printTotals( Totals const& totals ) { + if( totals.testCases.total() == 0 ) { + stream << Colour( Colour::Warning ) << "No tests ran\n"; + } + else if( totals.assertions.total() > 0 && totals.testCases.allPassed() ) { + stream << Colour( Colour::ResultSuccess ) << "All tests passed"; + stream << " (" + << pluralise( totals.assertions.passed, "assertion" ) << " in " + << pluralise( totals.testCases.passed, "test case" ) << ')' + << '\n'; + } + else { + + std::vector<SummaryColumn> columns; + columns.push_back( SummaryColumn( "", Colour::None ) + .addRow( totals.testCases.total() ) + .addRow( totals.assertions.total() ) ); + columns.push_back( SummaryColumn( "passed", Colour::Success ) + .addRow( totals.testCases.passed ) + .addRow( totals.assertions.passed ) ); + columns.push_back( SummaryColumn( "failed", Colour::ResultError ) + .addRow( totals.testCases.failed ) + .addRow( totals.assertions.failed ) ); + columns.push_back( SummaryColumn( "failed as expected", Colour::ResultExpectedFailure ) + .addRow( totals.testCases.failedButOk ) + .addRow( totals.assertions.failedButOk ) ); + + printSummaryRow( "test cases", columns, 0 ); + printSummaryRow( "assertions", columns, 1 ); + } + } + void printSummaryRow( std::string const& label, std::vector<SummaryColumn> const& cols, std::size_t row ) { + for( auto col : cols ) { + std::string value = col.rows[row]; + if( col.label.empty() ) { + stream << label << ": "; + if( value != "0" ) + stream << value; + else + stream << Colour( Colour::Warning ) << "- none -"; + } + else if( value != "0" ) { + stream << Colour( Colour::LightGrey ) << " | "; + stream << Colour( col.colour ) + << value << ' ' << col.label; + } + } + stream << '\n'; + } + + void printTotalsDivider( Totals const& totals ) { + if( totals.testCases.total() > 0 ) { + std::size_t failedRatio = makeRatio( totals.testCases.failed, totals.testCases.total() ); + std::size_t failedButOkRatio = makeRatio( totals.testCases.failedButOk, totals.testCases.total() ); + std::size_t passedRatio = makeRatio( totals.testCases.passed, totals.testCases.total() ); + while( failedRatio + failedButOkRatio + passedRatio < CATCH_CONFIG_CONSOLE_WIDTH-1 ) + findMax( failedRatio, failedButOkRatio, passedRatio )++; + while( failedRatio + failedButOkRatio + passedRatio > CATCH_CONFIG_CONSOLE_WIDTH-1 ) + findMax( failedRatio, failedButOkRatio, passedRatio )--; + + stream << Colour( Colour::Error ) << std::string( failedRatio, '=' ); + stream << Colour( Colour::ResultExpectedFailure ) << std::string( failedButOkRatio, '=' ); + if( totals.testCases.allPassed() ) + stream << Colour( Colour::ResultSuccess ) << std::string( passedRatio, '=' ); + else + stream << Colour( Colour::Success ) << std::string( passedRatio, '=' ); + } + else { + stream << Colour( Colour::Warning ) << std::string( CATCH_CONFIG_CONSOLE_WIDTH-1, '=' ); + } + stream << '\n'; + } + void printSummaryDivider() { + stream << getLineOfChars<'-'>() << '\n'; + } + + private: + bool m_headerPrinted = false; + }; + + CATCH_REGISTER_REPORTER( "console", ConsoleReporter ) + + ConsoleReporter::~ConsoleReporter() {} + +} // end namespace Catch + +#if defined(_MSC_VER) +#pragma warning(pop) +#endif +// end catch_reporter_console.cpp +// start catch_reporter_junit.cpp + +#include <assert.h> + +#include <ctime> +#include <algorithm> + +namespace Catch { + + namespace { + std::string getCurrentTimestamp() { + // Beware, this is not reentrant because of backward compatibility issues + // Also, UTC only, again because of backward compatibility (%z is C++11) + time_t rawtime; + std::time(&rawtime); + auto const timeStampSize = sizeof("2017-01-16T17:06:45Z"); + +#ifdef _MSC_VER + std::tm timeInfo = {}; + gmtime_s(&timeInfo, &rawtime); +#else + std::tm* timeInfo; + timeInfo = std::gmtime(&rawtime); +#endif + + char timeStamp[timeStampSize]; + const char * const fmt = "%Y-%m-%dT%H:%M:%SZ"; + +#ifdef _MSC_VER + std::strftime(timeStamp, timeStampSize, fmt, &timeInfo); +#else + std::strftime(timeStamp, timeStampSize, fmt, timeInfo); +#endif + return std::string(timeStamp); + } + + std::string fileNameTag(const std::vector<std::string> &tags) { + auto it = std::find_if(begin(tags), + end(tags), + [] (std::string const& tag) {return tag.front() == '#'; }); + if (it != tags.end()) + return it->substr(1); + return std::string(); + } + } + + class JunitReporter : public CumulativeReporterBase<JunitReporter> { + public: + JunitReporter( ReporterConfig const& _config ) + : CumulativeReporterBase( _config ), + xml( _config.stream() ) + { + m_reporterPrefs.shouldRedirectStdOut = true; + } + + ~JunitReporter() override; + + static std::string getDescription() { + return "Reports test results in an XML format that looks like Ant's junitreport target"; + } + + void noMatchingTestCases( std::string const& /*spec*/ ) override {} + + void testRunStarting( TestRunInfo const& runInfo ) override { + CumulativeReporterBase::testRunStarting( runInfo ); + xml.startElement( "testsuites" ); + } + + void testGroupStarting( GroupInfo const& groupInfo ) override { + suiteTimer.start(); + stdOutForSuite.str(""); + stdErrForSuite.str(""); + unexpectedExceptions = 0; + CumulativeReporterBase::testGroupStarting( groupInfo ); + } + + void testCaseStarting( TestCaseInfo const& testCaseInfo ) override { + m_okToFail = testCaseInfo.okToFail(); + } + bool assertionEnded( AssertionStats const& assertionStats ) override { + if( assertionStats.assertionResult.getResultType() == ResultWas::ThrewException && !m_okToFail ) + unexpectedExceptions++; + return CumulativeReporterBase::assertionEnded( assertionStats ); + } + + void testCaseEnded( TestCaseStats const& testCaseStats ) override { + stdOutForSuite << testCaseStats.stdOut; + stdErrForSuite << testCaseStats.stdErr; + CumulativeReporterBase::testCaseEnded( testCaseStats ); + } + + void testGroupEnded( TestGroupStats const& testGroupStats ) override { + double suiteTime = suiteTimer.getElapsedSeconds(); + CumulativeReporterBase::testGroupEnded( testGroupStats ); + writeGroup( *m_testGroups.back(), suiteTime ); + } + + void testRunEndedCumulative() override { + xml.endElement(); + } + + void writeGroup( TestGroupNode const& groupNode, double suiteTime ) { + XmlWriter::ScopedElement e = xml.scopedElement( "testsuite" ); + TestGroupStats const& stats = groupNode.value; + xml.writeAttribute( "name", stats.groupInfo.name ); + xml.writeAttribute( "errors", unexpectedExceptions ); + xml.writeAttribute( "failures", stats.totals.assertions.failed-unexpectedExceptions ); + xml.writeAttribute( "tests", stats.totals.assertions.total() ); + xml.writeAttribute( "hostname", "tbd" ); // !TBD + if( m_config->showDurations() == ShowDurations::Never ) + xml.writeAttribute( "time", "" ); + else + xml.writeAttribute( "time", suiteTime ); + xml.writeAttribute( "timestamp", getCurrentTimestamp() ); + + // Write test cases + for( auto const& child : groupNode.children ) + writeTestCase( *child ); + + xml.scopedElement( "system-out" ).writeText( trim( stdOutForSuite.str() ), false ); + xml.scopedElement( "system-err" ).writeText( trim( stdErrForSuite.str() ), false ); + } + + void writeTestCase( TestCaseNode const& testCaseNode ) { + TestCaseStats const& stats = testCaseNode.value; + + // All test cases have exactly one section - which represents the + // test case itself. That section may have 0-n nested sections + assert( testCaseNode.children.size() == 1 ); + SectionNode const& rootSection = *testCaseNode.children.front(); + + std::string className = stats.testInfo.className; + + if( className.empty() ) { + className = fileNameTag(stats.testInfo.tags); + if ( className.empty() ) + className = "global"; + } + + if ( !m_config->name().empty() ) + className = m_config->name() + "." + className; + + writeSection( className, "", rootSection ); + } + + void writeSection( std::string const& className, + std::string const& rootName, + SectionNode const& sectionNode ) { + std::string name = trim( sectionNode.stats.sectionInfo.name ); + if( !rootName.empty() ) + name = rootName + '/' + name; + + if( !sectionNode.assertions.empty() || + !sectionNode.stdOut.empty() || + !sectionNode.stdErr.empty() ) { + XmlWriter::ScopedElement e = xml.scopedElement( "testcase" ); + if( className.empty() ) { + xml.writeAttribute( "classname", name ); + xml.writeAttribute( "name", "root" ); + } + else { + xml.writeAttribute( "classname", className ); + xml.writeAttribute( "name", name ); + } + xml.writeAttribute( "time", ::Catch::Detail::stringify( sectionNode.stats.durationInSeconds ) ); + + writeAssertions( sectionNode ); + + if( !sectionNode.stdOut.empty() ) + xml.scopedElement( "system-out" ).writeText( trim( sectionNode.stdOut ), false ); + if( !sectionNode.stdErr.empty() ) + xml.scopedElement( "system-err" ).writeText( trim( sectionNode.stdErr ), false ); + } + for( auto const& childNode : sectionNode.childSections ) + if( className.empty() ) + writeSection( name, "", *childNode ); + else + writeSection( className, name, *childNode ); + } + + void writeAssertions( SectionNode const& sectionNode ) { + for( auto const& assertion : sectionNode.assertions ) + writeAssertion( assertion ); + } + void writeAssertion( AssertionStats const& stats ) { + AssertionResult const& result = stats.assertionResult; + if( !result.isOk() ) { + std::string elementName; + switch( result.getResultType() ) { + case ResultWas::ThrewException: + case ResultWas::FatalErrorCondition: + elementName = "error"; + break; + case ResultWas::ExplicitFailure: + elementName = "failure"; + break; + case ResultWas::ExpressionFailed: + elementName = "failure"; + break; + case ResultWas::DidntThrowException: + elementName = "failure"; + break; + + // We should never see these here: + case ResultWas::Info: + case ResultWas::Warning: + case ResultWas::Ok: + case ResultWas::Unknown: + case ResultWas::FailureBit: + case ResultWas::Exception: + elementName = "internalError"; + break; + } + + XmlWriter::ScopedElement e = xml.scopedElement( elementName ); + + xml.writeAttribute( "message", result.getExpandedExpression() ); + xml.writeAttribute( "type", result.getTestMacroName() ); + + std::ostringstream oss; + if( !result.getMessage().empty() ) + oss << result.getMessage() << '\n'; + for( auto const& msg : stats.infoMessages ) + if( msg.type == ResultWas::Info ) + oss << msg.message << '\n'; + + oss << "at " << result.getSourceInfo(); + xml.writeText( oss.str(), false ); + } + } + + XmlWriter xml; + Timer suiteTimer; + std::ostringstream stdOutForSuite; + std::ostringstream stdErrForSuite; + unsigned int unexpectedExceptions = 0; + bool m_okToFail = false; + }; + + JunitReporter::~JunitReporter() {} + CATCH_REGISTER_REPORTER( "junit", JunitReporter ) + +} // end namespace Catch +// end catch_reporter_junit.cpp +// start catch_reporter_multi.cpp + +namespace Catch { + + void MultipleReporters::add( IStreamingReporterPtr&& reporter ) { + m_reporters.push_back( std::move( reporter ) ); + } + + ReporterPreferences MultipleReporters::getPreferences() const { + return m_reporters[0]->getPreferences(); + } + + std::set<Verbosity> MultipleReporters::getSupportedVerbosities() { + return std::set<Verbosity>{ }; + } + + void MultipleReporters::noMatchingTestCases( std::string const& spec ) { + for( auto const& reporter : m_reporters ) + reporter->noMatchingTestCases( spec ); + } + + void MultipleReporters::benchmarkStarting( BenchmarkInfo const& benchmarkInfo ) { + for( auto const& reporter : m_reporters ) + reporter->benchmarkStarting( benchmarkInfo ); + } + void MultipleReporters::benchmarkEnded( BenchmarkStats const& benchmarkStats ) { + for( auto const& reporter : m_reporters ) + reporter->benchmarkEnded( benchmarkStats ); + } + + void MultipleReporters::testRunStarting( TestRunInfo const& testRunInfo ) { + for( auto const& reporter : m_reporters ) + reporter->testRunStarting( testRunInfo ); + } + + void MultipleReporters::testGroupStarting( GroupInfo const& groupInfo ) { + for( auto const& reporter : m_reporters ) + reporter->testGroupStarting( groupInfo ); + } + + void MultipleReporters::testCaseStarting( TestCaseInfo const& testInfo ) { + for( auto const& reporter : m_reporters ) + reporter->testCaseStarting( testInfo ); + } + + void MultipleReporters::sectionStarting( SectionInfo const& sectionInfo ) { + for( auto const& reporter : m_reporters ) + reporter->sectionStarting( sectionInfo ); + } + + void MultipleReporters::assertionStarting( AssertionInfo const& assertionInfo ) { + for( auto const& reporter : m_reporters ) + reporter->assertionStarting( assertionInfo ); + } + + // The return value indicates if the messages buffer should be cleared: + bool MultipleReporters::assertionEnded( AssertionStats const& assertionStats ) { + bool clearBuffer = false; + for( auto const& reporter : m_reporters ) + clearBuffer |= reporter->assertionEnded( assertionStats ); + return clearBuffer; + } + + void MultipleReporters::sectionEnded( SectionStats const& sectionStats ) { + for( auto const& reporter : m_reporters ) + reporter->sectionEnded( sectionStats ); + } + + void MultipleReporters::testCaseEnded( TestCaseStats const& testCaseStats ) { + for( auto const& reporter : m_reporters ) + reporter->testCaseEnded( testCaseStats ); + } + + void MultipleReporters::testGroupEnded( TestGroupStats const& testGroupStats ) { + for( auto const& reporter : m_reporters ) + reporter->testGroupEnded( testGroupStats ); + } + + void MultipleReporters::testRunEnded( TestRunStats const& testRunStats ) { + for( auto const& reporter : m_reporters ) + reporter->testRunEnded( testRunStats ); + } + + void MultipleReporters::skipTest( TestCaseInfo const& testInfo ) { + for( auto const& reporter : m_reporters ) + reporter->skipTest( testInfo ); + } + + bool MultipleReporters::isMulti() const { + return true; + } + +} // end namespace Catch +// end catch_reporter_multi.cpp +// start catch_reporter_xml.cpp + +#if defined(_MSC_VER) +#pragma warning(push) +#pragma warning(disable:4061) // Not all labels are EXPLICITLY handled in switch + // Note that 4062 (not all labels are handled + // and default is missing) is enabled +#endif + +namespace Catch { + class XmlReporter : public StreamingReporterBase<XmlReporter> { + public: + XmlReporter( ReporterConfig const& _config ) + : StreamingReporterBase( _config ), + m_xml(_config.stream()) + { + m_reporterPrefs.shouldRedirectStdOut = true; + } + + ~XmlReporter() override; + + static std::string getDescription() { + return "Reports test results as an XML document"; + } + + virtual std::string getStylesheetRef() const { + return std::string(); + } + + void writeSourceInfo( SourceLineInfo const& sourceInfo ) { + m_xml + .writeAttribute( "filename", sourceInfo.file ) + .writeAttribute( "line", sourceInfo.line ); + } + + public: // StreamingReporterBase + + void noMatchingTestCases( std::string const& s ) override { + StreamingReporterBase::noMatchingTestCases( s ); + } + + void testRunStarting( TestRunInfo const& testInfo ) override { + StreamingReporterBase::testRunStarting( testInfo ); + std::string stylesheetRef = getStylesheetRef(); + if( !stylesheetRef.empty() ) + m_xml.writeStylesheetRef( stylesheetRef ); + m_xml.startElement( "Catch" ); + if( !m_config->name().empty() ) + m_xml.writeAttribute( "name", m_config->name() ); + } + + void testGroupStarting( GroupInfo const& groupInfo ) override { + StreamingReporterBase::testGroupStarting( groupInfo ); + m_xml.startElement( "Group" ) + .writeAttribute( "name", groupInfo.name ); + } + + void testCaseStarting( TestCaseInfo const& testInfo ) override { + StreamingReporterBase::testCaseStarting(testInfo); + m_xml.startElement( "TestCase" ) + .writeAttribute( "name", trim( testInfo.name ) ) + .writeAttribute( "description", testInfo.description ) + .writeAttribute( "tags", testInfo.tagsAsString() ); + + writeSourceInfo( testInfo.lineInfo ); + + if ( m_config->showDurations() == ShowDurations::Always ) + m_testCaseTimer.start(); + m_xml.ensureTagClosed(); + } + + void sectionStarting( SectionInfo const& sectionInfo ) override { + StreamingReporterBase::sectionStarting( sectionInfo ); + if( m_sectionDepth++ > 0 ) { + m_xml.startElement( "Section" ) + .writeAttribute( "name", trim( sectionInfo.name ) ) + .writeAttribute( "description", sectionInfo.description ); + writeSourceInfo( sectionInfo.lineInfo ); + m_xml.ensureTagClosed(); + } + } + + void assertionStarting( AssertionInfo const& ) override { } + + bool assertionEnded( AssertionStats const& assertionStats ) override { + + AssertionResult const& result = assertionStats.assertionResult; + + bool includeResults = m_config->includeSuccessfulResults() || !result.isOk(); + + if( includeResults ) { + // Print any info messages in <Info> tags. + for( auto const& msg : assertionStats.infoMessages ) { + if( msg.type == ResultWas::Info ) { + m_xml.scopedElement( "Info" ) + .writeText( msg.message ); + } else if ( msg.type == ResultWas::Warning ) { + m_xml.scopedElement( "Warning" ) + .writeText( msg.message ); + } + } + } + + // Drop out if result was successful but we're not printing them. + if( !includeResults && result.getResultType() != ResultWas::Warning ) + return true; + + // Print the expression if there is one. + if( result.hasExpression() ) { + m_xml.startElement( "Expression" ) + .writeAttribute( "success", result.succeeded() ) + .writeAttribute( "type", result.getTestMacroName() ); + + writeSourceInfo( result.getSourceInfo() ); + + m_xml.scopedElement( "Original" ) + .writeText( result.getExpression() ); + m_xml.scopedElement( "Expanded" ) + .writeText( result.getExpandedExpression() ); + } + + // And... Print a result applicable to each result type. + switch( result.getResultType() ) { + case ResultWas::ThrewException: + m_xml.startElement( "Exception" ); + writeSourceInfo( result.getSourceInfo() ); + m_xml.writeText( result.getMessage() ); + m_xml.endElement(); + break; + case ResultWas::FatalErrorCondition: + m_xml.startElement( "FatalErrorCondition" ); + writeSourceInfo( result.getSourceInfo() ); + m_xml.writeText( result.getMessage() ); + m_xml.endElement(); + break; + case ResultWas::Info: + m_xml.scopedElement( "Info" ) + .writeText( result.getMessage() ); + break; + case ResultWas::Warning: + // Warning will already have been written + break; + case ResultWas::ExplicitFailure: + m_xml.startElement( "Failure" ); + writeSourceInfo( result.getSourceInfo() ); + m_xml.writeText( result.getMessage() ); + m_xml.endElement(); + break; + default: + break; + } + + if( result.hasExpression() ) + m_xml.endElement(); + + return true; + } + + void sectionEnded( SectionStats const& sectionStats ) override { + StreamingReporterBase::sectionEnded( sectionStats ); + if( --m_sectionDepth > 0 ) { + XmlWriter::ScopedElement e = m_xml.scopedElement( "OverallResults" ); + e.writeAttribute( "successes", sectionStats.assertions.passed ); + e.writeAttribute( "failures", sectionStats.assertions.failed ); + e.writeAttribute( "expectedFailures", sectionStats.assertions.failedButOk ); + + if ( m_config->showDurations() == ShowDurations::Always ) + e.writeAttribute( "durationInSeconds", sectionStats.durationInSeconds ); + + m_xml.endElement(); + } + } + + void testCaseEnded( TestCaseStats const& testCaseStats ) override { + StreamingReporterBase::testCaseEnded( testCaseStats ); + XmlWriter::ScopedElement e = m_xml.scopedElement( "OverallResult" ); + e.writeAttribute( "success", testCaseStats.totals.assertions.allOk() ); + + if ( m_config->showDurations() == ShowDurations::Always ) + e.writeAttribute( "durationInSeconds", m_testCaseTimer.getElapsedSeconds() ); + + if( !testCaseStats.stdOut.empty() ) + m_xml.scopedElement( "StdOut" ).writeText( trim( testCaseStats.stdOut ), false ); + if( !testCaseStats.stdErr.empty() ) + m_xml.scopedElement( "StdErr" ).writeText( trim( testCaseStats.stdErr ), false ); + + m_xml.endElement(); + } + + void testGroupEnded( TestGroupStats const& testGroupStats ) override { + StreamingReporterBase::testGroupEnded( testGroupStats ); + // TODO: Check testGroupStats.aborting and act accordingly. + m_xml.scopedElement( "OverallResults" ) + .writeAttribute( "successes", testGroupStats.totals.assertions.passed ) + .writeAttribute( "failures", testGroupStats.totals.assertions.failed ) + .writeAttribute( "expectedFailures", testGroupStats.totals.assertions.failedButOk ); + m_xml.endElement(); + } + + void testRunEnded( TestRunStats const& testRunStats ) override { + StreamingReporterBase::testRunEnded( testRunStats ); + m_xml.scopedElement( "OverallResults" ) + .writeAttribute( "successes", testRunStats.totals.assertions.passed ) + .writeAttribute( "failures", testRunStats.totals.assertions.failed ) + .writeAttribute( "expectedFailures", testRunStats.totals.assertions.failedButOk ); + m_xml.endElement(); + } + + private: + Timer m_testCaseTimer; + XmlWriter m_xml; + int m_sectionDepth = 0; + }; + + XmlReporter::~XmlReporter() {} + CATCH_REGISTER_REPORTER( "xml", XmlReporter ) + +} // end namespace Catch + +#if defined(_MSC_VER) +#pragma warning(pop) +#endif +// end catch_reporter_xml.cpp + +namespace Catch { + LeakDetector leakDetector; +} + +#ifdef __clang__ +#pragma clang diagnostic pop +#endif + +// end catch_impl.hpp +#endif + +#ifdef CATCH_CONFIG_MAIN +// start catch_default_main.hpp + +#ifndef __OBJC__ + +#if defined(WIN32) && defined(_UNICODE) && !defined(DO_NOT_USE_WMAIN) +// Standard C/C++ Win32 Unicode wmain entry point +extern "C" int wmain (int argc, wchar_t * argv[], wchar_t * []) { +#else +// Standard C/C++ main entry point +int main (int argc, char * argv[]) { +#endif + + return Catch::Session().run( argc, argv ); +} + +#else // __OBJC__ + +// Objective-C entry point +int main (int argc, char * const argv[]) { +#if !CATCH_ARC_ENABLED + NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init]; +#endif + + Catch::registerTestMethods(); + int result = Catch::Session().run( argc, (char**)argv ); + +#if !CATCH_ARC_ENABLED + [pool drain]; +#endif + + return result; +} + +#endif // __OBJC__ + +// end catch_default_main.hpp +#endif + +#ifdef CLARA_CONFIG_MAIN_NOT_DEFINED +# undef CLARA_CONFIG_MAIN +#endif + +#if !defined(CATCH_CONFIG_DISABLE) +////// +// If this config identifier is defined then all CATCH macros are prefixed with CATCH_ +#ifdef CATCH_CONFIG_PREFIX_ALL + +#define CATCH_REQUIRE( ... ) INTERNAL_CATCH_TEST( "CATCH_REQUIRE", Catch::ResultDisposition::Normal, __VA_ARGS__ ) +#define CATCH_REQUIRE_FALSE( ... ) INTERNAL_CATCH_TEST( "CATCH_REQUIRE_FALSE", Catch::ResultDisposition::Normal | Catch::ResultDisposition::FalseTest, __VA_ARGS__ ) + +#define CATCH_REQUIRE_THROWS( ... ) INTERNAL_CATCH_THROWS( "CATCH_REQUIRE_THROWS", Catch::ResultDisposition::Normal, "", __VA_ARGS__ ) +#define CATCH_REQUIRE_THROWS_AS( expr, exceptionType ) INTERNAL_CATCH_THROWS_AS( "CATCH_REQUIRE_THROWS_AS", exceptionType, Catch::ResultDisposition::Normal, expr ) +#define CATCH_REQUIRE_THROWS_WITH( expr, matcher ) INTERNAL_CATCH_THROWS_STR_MATCHES( "CATCH_REQUIRE_THROWS_WITH", Catch::ResultDisposition::Normal, matcher, expr ) +#if !defined(CATCH_CONFIG_DISABLE_MATCHERS) +#define CATCH_REQUIRE_THROWS_MATCHES( expr, exceptionType, matcher ) INTERNAL_CATCH_THROWS_MATCHES( "CATCH_REQUIRE_THROWS_MATCHES", exceptionType, Catch::ResultDisposition::Normal, matcher, expr ) +#endif// CATCH_CONFIG_DISABLE_MATCHERS +#define CATCH_REQUIRE_NOTHROW( ... ) INTERNAL_CATCH_NO_THROW( "CATCH_REQUIRE_NOTHROW", Catch::ResultDisposition::Normal, __VA_ARGS__ ) + +#define CATCH_CHECK( ... ) INTERNAL_CATCH_TEST( "CATCH_CHECK", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ ) +#define CATCH_CHECK_FALSE( ... ) INTERNAL_CATCH_TEST( "CATCH_CHECK_FALSE", Catch::ResultDisposition::ContinueOnFailure | Catch::ResultDisposition::FalseTest, __VA_ARGS__ ) +#define CATCH_CHECKED_IF( ... ) INTERNAL_CATCH_IF( "CATCH_CHECKED_IF", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ ) +#define CATCH_CHECKED_ELSE( ... ) INTERNAL_CATCH_ELSE( "CATCH_CHECKED_ELSE", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ ) +#define CATCH_CHECK_NOFAIL( ... ) INTERNAL_CATCH_TEST( "CATCH_CHECK_NOFAIL", Catch::ResultDisposition::ContinueOnFailure | Catch::ResultDisposition::SuppressFail, __VA_ARGS__ ) + +#define CATCH_CHECK_THROWS( ... ) INTERNAL_CATCH_THROWS( "CATCH_CHECK_THROWS", Catch::ResultDisposition::ContinueOnFailure, "", __VA_ARGS__ ) +#define CATCH_CHECK_THROWS_AS( expr, exceptionType ) INTERNAL_CATCH_THROWS_AS( "CATCH_CHECK_THROWS_AS", exceptionType, Catch::ResultDisposition::ContinueOnFailure, expr ) +#define CATCH_CHECK_THROWS_WITH( expr, matcher ) INTERNAL_CATCH_THROWS_STR_MATCHES( "CATCH_CHECK_THROWS_WITH", Catch::ResultDisposition::ContinueOnFailure, matcher, expr ) +#if !defined(CATCH_CONFIG_DISABLE_MATCHERS) +#define CATCH_CHECK_THROWS_MATCHES( expr, exceptionType, matcher ) INTERNAL_CATCH_THROWS_MATCHES( "CATCH_CHECK_THROWS_MATCHES", exceptionType, Catch::ResultDisposition::ContinueOnFailure, matcher, expr ) +#endif // CATCH_CONFIG_DISABLE_MATCHERS +#define CATCH_CHECK_NOTHROW( ... ) INTERNAL_CATCH_NO_THROW( "CATCH_CHECK_NOTHROW", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ ) + +#if !defined(CATCH_CONFIG_DISABLE_MATCHERS) +#define CATCH_CHECK_THAT( arg, matcher ) INTERNAL_CHECK_THAT( "CATCH_CHECK_THAT", matcher, Catch::ResultDisposition::ContinueOnFailure, arg ) + +#define CATCH_REQUIRE_THAT( arg, matcher ) INTERNAL_CHECK_THAT( "CATCH_REQUIRE_THAT", matcher, Catch::ResultDisposition::Normal, arg ) +#endif // CATCH_CONFIG_DISABLE_MATCHERS + +#define CATCH_INFO( msg ) INTERNAL_CATCH_INFO( "CATCH_INFO", msg ) +#define CATCH_WARN( msg ) INTERNAL_CATCH_MSG( "CATCH_WARN", Catch::ResultWas::Warning, Catch::ResultDisposition::ContinueOnFailure, msg ) +#define CATCH_CAPTURE( msg ) INTERNAL_CATCH_INFO( "CATCH_CAPTURE", #msg " := " << ::Catch::Detail::stringify(msg) ) + +#define CATCH_TEST_CASE( ... ) INTERNAL_CATCH_TESTCASE( __VA_ARGS__ ) +#define CATCH_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEST_CASE_METHOD( className, __VA_ARGS__ ) +#define CATCH_METHOD_AS_TEST_CASE( method, ... ) INTERNAL_CATCH_METHOD_AS_TEST_CASE( method, __VA_ARGS__ ) +#define CATCH_REGISTER_TEST_CASE( Function, ... ) INTERNAL_CATCH_REGISTER_TESTCASE( Function, __VA_ARGS__ ) +#define CATCH_SECTION( ... ) INTERNAL_CATCH_SECTION( __VA_ARGS__ ) +#define CATCH_FAIL( ... ) INTERNAL_CATCH_MSG( "CATCH_FAIL", Catch::ResultWas::ExplicitFailure, Catch::ResultDisposition::Normal, __VA_ARGS__ ) +#define CATCH_FAIL_CHECK( ... ) INTERNAL_CATCH_MSG( "CATCH_FAIL_CHECK", Catch::ResultWas::ExplicitFailure, Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ ) +#define CATCH_SUCCEED( ... ) INTERNAL_CATCH_MSG( "CATCH_SUCCEED", Catch::ResultWas::Ok, Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ ) + +#define CATCH_ANON_TEST_CASE() INTERNAL_CATCH_TESTCASE() + +// "BDD-style" convenience wrappers +#define CATCH_SCENARIO( ... ) CATCH_TEST_CASE( "Scenario: " __VA_ARGS__ ) +#define CATCH_SCENARIO_METHOD( className, ... ) INTERNAL_CATCH_TEST_CASE_METHOD( className, "Scenario: " __VA_ARGS__ ) +#define CATCH_GIVEN( desc ) CATCH_SECTION( std::string( "Given: ") + desc ) +#define CATCH_WHEN( desc ) CATCH_SECTION( std::string( " When: ") + desc ) +#define CATCH_AND_WHEN( desc ) CATCH_SECTION( std::string( " And: ") + desc ) +#define CATCH_THEN( desc ) CATCH_SECTION( std::string( " Then: ") + desc ) +#define CATCH_AND_THEN( desc ) CATCH_SECTION( std::string( " And: ") + desc ) + +// If CATCH_CONFIG_PREFIX_ALL is not defined then the CATCH_ prefix is not required +#else + +#define REQUIRE( ... ) INTERNAL_CATCH_TEST( "REQUIRE", Catch::ResultDisposition::Normal, __VA_ARGS__ ) +#define REQUIRE_FALSE( ... ) INTERNAL_CATCH_TEST( "REQUIRE_FALSE", Catch::ResultDisposition::Normal | Catch::ResultDisposition::FalseTest, __VA_ARGS__ ) + +#define REQUIRE_THROWS( ... ) INTERNAL_CATCH_THROWS( "REQUIRE_THROWS", Catch::ResultDisposition::Normal, __VA_ARGS__ ) +#define REQUIRE_THROWS_AS( expr, exceptionType ) INTERNAL_CATCH_THROWS_AS( "REQUIRE_THROWS_AS", exceptionType, Catch::ResultDisposition::Normal, expr ) +#define REQUIRE_THROWS_WITH( expr, matcher ) INTERNAL_CATCH_THROWS_STR_MATCHES( "REQUIRE_THROWS_WITH", Catch::ResultDisposition::Normal, matcher, expr ) +#if !defined(CATCH_CONFIG_DISABLE_MATCHERS) +#define REQUIRE_THROWS_MATCHES( expr, exceptionType, matcher ) INTERNAL_CATCH_THROWS_MATCHES( "REQUIRE_THROWS_MATCHES", exceptionType, Catch::ResultDisposition::Normal, matcher, expr ) +#endif // CATCH_CONFIG_DISABLE_MATCHERS +#define REQUIRE_NOTHROW( ... ) INTERNAL_CATCH_NO_THROW( "REQUIRE_NOTHROW", Catch::ResultDisposition::Normal, __VA_ARGS__ ) + +#define CHECK( ... ) INTERNAL_CATCH_TEST( "CHECK", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ ) +#define CHECK_FALSE( ... ) INTERNAL_CATCH_TEST( "CHECK_FALSE", Catch::ResultDisposition::ContinueOnFailure | Catch::ResultDisposition::FalseTest, __VA_ARGS__ ) +#define CHECKED_IF( ... ) INTERNAL_CATCH_IF( "CHECKED_IF", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ ) +#define CHECKED_ELSE( ... ) INTERNAL_CATCH_ELSE( "CHECKED_ELSE", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ ) +#define CHECK_NOFAIL( ... ) INTERNAL_CATCH_TEST( "CHECK_NOFAIL", Catch::ResultDisposition::ContinueOnFailure | Catch::ResultDisposition::SuppressFail, __VA_ARGS__ ) + +#define CHECK_THROWS( ... ) INTERNAL_CATCH_THROWS( "CHECK_THROWS", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ ) +#define CHECK_THROWS_AS( expr, exceptionType ) INTERNAL_CATCH_THROWS_AS( "CHECK_THROWS_AS", exceptionType, Catch::ResultDisposition::ContinueOnFailure, expr ) +#define CHECK_THROWS_WITH( expr, matcher ) INTERNAL_CATCH_THROWS_STR_MATCHES( "CHECK_THROWS_WITH", Catch::ResultDisposition::ContinueOnFailure, matcher, expr ) +#if !defined(CATCH_CONFIG_DISABLE_MATCHERS) +#define CHECK_THROWS_MATCHES( expr, exceptionType, matcher ) INTERNAL_CATCH_THROWS_MATCHES( "CHECK_THROWS_MATCHES", exceptionType, Catch::ResultDisposition::ContinueOnFailure, matcher, expr ) +#endif // CATCH_CONFIG_DISABLE_MATCHERS +#define CHECK_NOTHROW( ... ) INTERNAL_CATCH_NO_THROW( "CHECK_NOTHROW", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ ) + +#if !defined(CATCH_CONFIG_DISABLE_MATCHERS) +#define CHECK_THAT( arg, matcher ) INTERNAL_CHECK_THAT( "CHECK_THAT", matcher, Catch::ResultDisposition::ContinueOnFailure, arg ) + +#define REQUIRE_THAT( arg, matcher ) INTERNAL_CHECK_THAT( "REQUIRE_THAT", matcher, Catch::ResultDisposition::Normal, arg ) +#endif // CATCH_CONFIG_DISABLE_MATCHERS + +#define INFO( msg ) INTERNAL_CATCH_INFO( "INFO", msg ) +#define WARN( msg ) INTERNAL_CATCH_MSG( "WARN", Catch::ResultWas::Warning, Catch::ResultDisposition::ContinueOnFailure, msg ) +#define CAPTURE( msg ) INTERNAL_CATCH_INFO( "CAPTURE", #msg " := " << ::Catch::Detail::stringify(msg) ) + +#define TEST_CASE( ... ) INTERNAL_CATCH_TESTCASE( __VA_ARGS__ ) +#define TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEST_CASE_METHOD( className, __VA_ARGS__ ) +#define METHOD_AS_TEST_CASE( method, ... ) INTERNAL_CATCH_METHOD_AS_TEST_CASE( method, __VA_ARGS__ ) +#define REGISTER_TEST_CASE( Function, ... ) INTERNAL_CATCH_REGISTER_TESTCASE( Function, __VA_ARGS__ ) +#define SECTION( ... ) INTERNAL_CATCH_SECTION( __VA_ARGS__ ) +#define FAIL( ... ) INTERNAL_CATCH_MSG( "FAIL", Catch::ResultWas::ExplicitFailure, Catch::ResultDisposition::Normal, __VA_ARGS__ ) +#define FAIL_CHECK( ... ) INTERNAL_CATCH_MSG( "FAIL_CHECK", Catch::ResultWas::ExplicitFailure, Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ ) +#define SUCCEED( ... ) INTERNAL_CATCH_MSG( "SUCCEED", Catch::ResultWas::Ok, Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ ) +#define ANON_TEST_CASE() INTERNAL_CATCH_TESTCASE() + +#endif + +#define CATCH_TRANSLATE_EXCEPTION( signature ) INTERNAL_CATCH_TRANSLATE_EXCEPTION( signature ) + +// "BDD-style" convenience wrappers +#define SCENARIO( ... ) TEST_CASE( "Scenario: " __VA_ARGS__ ) +#define SCENARIO_METHOD( className, ... ) INTERNAL_CATCH_TEST_CASE_METHOD( className, "Scenario: " __VA_ARGS__ ) + +#define GIVEN( desc ) SECTION( std::string(" Given: ") + desc ) +#define WHEN( desc ) SECTION( std::string(" When: ") + desc ) +#define AND_WHEN( desc ) SECTION( std::string("And when: ") + desc ) +#define THEN( desc ) SECTION( std::string(" Then: ") + desc ) +#define AND_THEN( desc ) SECTION( std::string(" And: ") + desc ) + +using Catch::Detail::Approx; + +#else +////// +// If this config identifier is defined then all CATCH macros are prefixed with CATCH_ +#ifdef CATCH_CONFIG_PREFIX_ALL + +#define CATCH_REQUIRE( ... ) (void)(0) +#define CATCH_REQUIRE_FALSE( ... ) (void)(0) + +#define CATCH_REQUIRE_THROWS( ... ) (void)(0) +#define CATCH_REQUIRE_THROWS_AS( expr, exceptionType ) (void)(0) +#define CATCH_REQUIRE_THROWS_WITH( expr, matcher ) (void)(0) +#if !defined(CATCH_CONFIG_DISABLE_MATCHERS) +#define CATCH_REQUIRE_THROWS_MATCHES( expr, exceptionType, matcher ) (void)(0) +#endif// CATCH_CONFIG_DISABLE_MATCHERS +#define CATCH_REQUIRE_NOTHROW( ... ) (void)(0) + +#define CATCH_CHECK( ... ) (void)(0) +#define CATCH_CHECK_FALSE( ... ) (void)(0) +#define CATCH_CHECKED_IF( ... ) if (__VA_ARGS__) +#define CATCH_CHECKED_ELSE( ... ) if (!(__VA_ARGS__)) +#define CATCH_CHECK_NOFAIL( ... ) (void)(0) + +#define CATCH_CHECK_THROWS( ... ) (void)(0) +#define CATCH_CHECK_THROWS_AS( expr, exceptionType ) (void)(0) +#define CATCH_CHECK_THROWS_WITH( expr, matcher ) (void)(0) +#if !defined(CATCH_CONFIG_DISABLE_MATCHERS) +#define CATCH_CHECK_THROWS_MATCHES( expr, exceptionType, matcher ) (void)(0) +#endif // CATCH_CONFIG_DISABLE_MATCHERS +#define CATCH_CHECK_NOTHROW( ... ) (void)(0) + +#if !defined(CATCH_CONFIG_DISABLE_MATCHERS) +#define CATCH_CHECK_THAT( arg, matcher ) (void)(0) + +#define CATCH_REQUIRE_THAT( arg, matcher ) (void)(0) +#endif // CATCH_CONFIG_DISABLE_MATCHERS + +#define CATCH_INFO( msg ) (void)(0) +#define CATCH_WARN( msg ) (void)(0) +#define CATCH_CAPTURE( msg ) (void)(0) + +#define CATCH_TEST_CASE( ... ) INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ )) +#define CATCH_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ )) +#define CATCH_METHOD_AS_TEST_CASE( method, ... ) +#define CATCH_REGISTER_TEST_CASE( Function, ... ) (void)(0) +#define CATCH_SECTION( ... ) +#define CATCH_FAIL( ... ) (void)(0) +#define CATCH_FAIL_CHECK( ... ) (void)(0) +#define CATCH_SUCCEED( ... ) (void)(0) + +#define CATCH_ANON_TEST_CASE() INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ )) + +// "BDD-style" convenience wrappers +#define CATCH_SCENARIO( ... ) INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ )) +#define CATCH_SCENARIO_METHOD( className, ... ) INTERNAL_CATCH_TESTCASE_METHOD_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ), className ) +#define CATCH_GIVEN( desc ) +#define CATCH_WHEN( desc ) +#define CATCH_AND_WHEN( desc ) +#define CATCH_THEN( desc ) +#define CATCH_AND_THEN( desc ) + +// If CATCH_CONFIG_PREFIX_ALL is not defined then the CATCH_ prefix is not required +#else + +#define REQUIRE( ... ) (void)(0) +#define REQUIRE_FALSE( ... ) (void)(0) + +#define REQUIRE_THROWS( ... ) (void)(0) +#define REQUIRE_THROWS_AS( expr, exceptionType ) (void)(0) +#define REQUIRE_THROWS_WITH( expr, matcher ) (void)(0) +#if !defined(CATCH_CONFIG_DISABLE_MATCHERS) +#define REQUIRE_THROWS_MATCHES( expr, exceptionType, matcher ) (void)(0) +#endif // CATCH_CONFIG_DISABLE_MATCHERS +#define REQUIRE_NOTHROW( ... ) (void)(0) + +#define CHECK( ... ) (void)(0) +#define CHECK_FALSE( ... ) (void)(0) +#define CHECKED_IF( ... ) if (__VA_ARGS__) +#define CHECKED_ELSE( ... ) if (!(__VA_ARGS__)) +#define CHECK_NOFAIL( ... ) (void)(0) + +#define CHECK_THROWS( ... ) (void)(0) +#define CHECK_THROWS_AS( expr, exceptionType ) (void)(0) +#define CHECK_THROWS_WITH( expr, matcher ) (void)(0) +#if !defined(CATCH_CONFIG_DISABLE_MATCHERS) +#define CHECK_THROWS_MATCHES( expr, exceptionType, matcher ) (void)(0) +#endif // CATCH_CONFIG_DISABLE_MATCHERS +#define CHECK_NOTHROW( ... ) (void)(0) + +#if !defined(CATCH_CONFIG_DISABLE_MATCHERS) +#define CHECK_THAT( arg, matcher ) (void)(0) + +#define REQUIRE_THAT( arg, matcher ) (void)(0) +#endif // CATCH_CONFIG_DISABLE_MATCHERS + +#define INFO( msg ) (void)(0) +#define WARN( msg ) (void)(0) +#define CAPTURE( msg ) (void)(0) + +#define TEST_CASE( ... ) INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ )) +#define TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ )) +#define METHOD_AS_TEST_CASE( method, ... ) +#define REGISTER_TEST_CASE( Function, ... ) (void)(0) +#define SECTION( ... ) +#define FAIL( ... ) (void)(0) +#define FAIL_CHECK( ... ) (void)(0) +#define SUCCEED( ... ) (void)(0) +#define ANON_TEST_CASE() INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ )) + +#endif + +#define CATCH_TRANSLATE_EXCEPTION( signature ) INTERNAL_CATCH_TRANSLATE_EXCEPTION_NO_REG( INTERNAL_CATCH_UNIQUE_NAME( catch_internal_ExceptionTranslator ), signature ) + +// "BDD-style" convenience wrappers +#define SCENARIO( ... ) INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ) ) +#define SCENARIO_METHOD( className, ... ) INTERNAL_CATCH_TESTCASE_METHOD_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ), className ) + +#define GIVEN( desc ) +#define WHEN( desc ) +#define AND_WHEN( desc ) +#define THEN( desc ) +#define AND_THEN( desc ) + +using Catch::Detail::Approx; + +#endif + +// start catch_reenable_warnings.h + + +#ifdef __clang__ +# ifdef __ICC // icpc defines the __clang__ macro +# pragma warning(pop) +# else +# pragma clang diagnostic pop +# endif +#elif defined __GNUC__ +# pragma GCC diagnostic pop +#endif + +// end catch_reenable_warnings.h +// end catch.hpp +#endif // TWOBLUECUBES_SINGLE_INCLUDE_CATCH_HPP_INCLUDED + diff --git a/src/jaegertracing/opentracing-cpp/3rd_party/include/opentracing/expected/LICENSE b/src/jaegertracing/opentracing-cpp/3rd_party/include/opentracing/expected/LICENSE new file mode 100644 index 000000000..7e4dcd588 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/3rd_party/include/opentracing/expected/LICENSE @@ -0,0 +1,23 @@ +The MIT License (MIT) + +Copyright (c) 2015 Martin Moene +Copyright (c) 2015 Microsoft Corporation. All rights reserved. + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. + diff --git a/src/jaegertracing/opentracing-cpp/3rd_party/include/opentracing/expected/expected.hpp b/src/jaegertracing/opentracing-cpp/3rd_party/include/opentracing/expected/expected.hpp new file mode 100644 index 000000000..8283a774d --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/3rd_party/include/opentracing/expected/expected.hpp @@ -0,0 +1,1245 @@ +// Copyright (C) 2016 Martin Moene. +// +// This version targets C++11 and later. +// +// This code is licensed under the MIT License (MIT). +// +// expected lite is based on: +// A proposal to add a utility class to represent expected monad - Revision 2 +// by Vicente J. Botet Escriba and Pierre Talbot. + +#ifndef OPENTRACING_EXPECTED_LITE_HPP +#define OPENTRACING_EXPECTED_LITE_HPP + +#include <cassert> +#include <exception> +#include <functional> +#include <initializer_list> +#include <new> +#include <stdexcept> +#include <type_traits> +#include <utility> +#include <opentracing/version.h> + +#define expected_lite_VERSION "0.0.0" + +// Compiler detection: + +#define nsel_CPP11_OR_GREATER ( __cplusplus >= 201103L ) +#define nsel_CPP14_OR_GREATER ( __cplusplus >= 201402L ) + +#if nsel_CPP14_OR_GREATER +# define nsel_constexpr14 constexpr +#else +# define nsel_constexpr14 /*constexpr*/ +#endif + +// Method enabling + +#define nsel_REQUIRES(...) \ + typename std::enable_if<__VA_ARGS__, void*>::type = 0 + +#define nsel_REQUIRES_0(...) \ + template< bool B = (__VA_ARGS__), typename std::enable_if<B, int>::type = 0 > + +#define nsel_REQUIRES_T(...) \ + typename = typename std::enable_if< (__VA_ARGS__), opentracing::expected_detail::enabler >::type + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE + +template< typename T, typename E > +class expected; + +namespace expected_detail { + +/// for nsel_REQUIRES_T + +enum class enabler{}; + +/// discriminated union to hold value or 'error'. + +template< typename T, typename E > +union storage_t +{ + friend class expected<T,E>; + +private: + typedef T value_type; + typedef E error_type; + + // no-op construction + storage_t() {} + ~storage_t() {} + + void construct_value( value_type const & v ) + { + new( &m_value ) value_type( v ); + } + + void construct_value( value_type && v ) + { + new( &m_value ) value_type( std::forward<T>( v ) ); + } + + void destruct_value() + { + m_value.~value_type(); + } + + void construct_error( error_type const & e ) + { + new( &m_error ) error_type( e ); + } + + void construct_error( error_type && e ) + { + new( &m_error ) error_type( std::move( e ) ); + } + + void destruct_error() + { + m_error.~error_type(); + } + + constexpr value_type const & value() const & + { + return m_value; + } + + value_type & value() & + { + return m_value; + } + + constexpr value_type && value() const && + { + return std::move( m_value ); + } + + const value_type * value_ptr() const + { + return &m_value; + } + + value_type * value_ptr() + { + return &m_value; + } + + error_type const & error() const + { + return m_error; + } + + error_type & error() + { + return m_error; + } + +private: + value_type m_value; + error_type m_error; +}; + +/// discriminated union to hold only 'error'. + +template< typename E > +union storage_t<void, E> +{ + friend class expected<void,E>; + +private: + typedef void value_type; + typedef E error_type; + + // no-op construction + storage_t() {} + ~storage_t() {} + + void construct_error( error_type const & e ) + { + new( &m_error ) error_type( e ); + } + + void construct_error( error_type && e ) + { + new( &m_error ) error_type( std::move( e ) ); + } + + void destruct_error() + { + m_error.~error_type(); + } + + error_type const & error() const + { + return m_error; + } + + error_type & error() + { + return m_error; + } + +private: + error_type m_error; +}; + +} // namespace expected_detail + +/// class unexpected_type + +template< typename E = std::error_code > +class unexpected_type +{ +public: + typedef E error_type; + + unexpected_type() = delete; + + nsel_REQUIRES_0( + std::is_copy_constructible<error_type>::value ) + + constexpr explicit unexpected_type( error_type const & error ) + : m_error( error ) + {} + + nsel_REQUIRES_0( + std::is_move_constructible<error_type>::value ) + + constexpr explicit unexpected_type( error_type && error ) + : m_error( std::move( error ) ) + {} + + constexpr error_type const & value() const + { + return m_error; + } + + error_type & value() + { + return m_error; + } + +private: + error_type m_error; +}; + +/// class unexpected_type, std::exception_ptr specialization + +template<> +class unexpected_type< std::exception_ptr > +{ +public: + typedef std::exception_ptr error_type; + + unexpected_type() = delete; + + ~unexpected_type(){} + + explicit unexpected_type( std::exception_ptr const & error ) + : m_error( error ) + {} + + explicit unexpected_type(std::exception_ptr && error ) + : m_error( std::move( error ) ) + {} + + template< typename E > + explicit unexpected_type( E error ) + : m_error( std::make_exception_ptr( error ) ) + {} + + std::exception_ptr const & value() const + { + return m_error; + } + + std::exception_ptr & value() + { + return m_error; + } + +private: + std::exception_ptr m_error; +}; + +// unexpected: relational operators + +template< typename E > +constexpr bool operator==( unexpected_type<E> const & x, unexpected_type<E> const & y ) +{ + return x.value() == y.value(); +} + +template< typename E > +constexpr bool operator!=( unexpected_type<E> const & x, unexpected_type<E> const & y ) +{ + return ! ( x == y ); +} + +template< typename E > +constexpr bool operator<( unexpected_type<E> const & x, unexpected_type<E> const & y ) +{ + return x.value() < y.value(); +} + +template< typename E > +constexpr bool operator>( unexpected_type<E> const & x, unexpected_type<E> const & y ) +{ + return ( y < x ); +} + +template< typename E > +constexpr bool operator<=( unexpected_type<E> const & x, unexpected_type<E> const & y ) +{ + return ! ( y < x ); +} + +template< typename E > +constexpr bool operator>=( unexpected_type<E> const & x, unexpected_type<E> const & y ) +{ + return ! ( x < y ); +} + +inline constexpr bool operator<( unexpected_type<std::exception_ptr> const & /*x*/, unexpected_type<std::exception_ptr> const & /*y*/ ) +{ + return false; +} + +inline constexpr bool operator>( unexpected_type<std::exception_ptr> const & /*x*/, unexpected_type<std::exception_ptr> const & /*y*/ ) +{ + return false; +} + +inline constexpr bool operator<=( unexpected_type<std::exception_ptr> const & x, unexpected_type<std::exception_ptr> const & y ) +{ + return ( x == y ); +} + +inline constexpr bool operator>=( unexpected_type<std::exception_ptr> const & x, unexpected_type<std::exception_ptr> const & y ) +{ + return ( x == y ); +} + +// unexpected: traits + +template <typename E> +struct is_unexpected : std::false_type {}; + +template <typename E> +struct is_unexpected< unexpected_type<E> > : std::true_type {}; + +// unexpected: factory + +template< typename E> +nsel_constexpr14 auto +make_unexpected( E && v) -> unexpected_type< typename std::decay<E>::type > +{ + return unexpected_type< typename std::decay<E>::type >( v ); +} + +/*nsel_constexpr14*/ inline auto +make_unexpected_from_current_exception() -> unexpected_type< std::exception_ptr > +{ + return unexpected_type< std::exception_ptr >( std::current_exception() ); +} + +/// in-place tag: construct a value in-place (should come from std::experimental::optional) + +struct in_place_t{}; + +constexpr in_place_t in_place{}; + +/// unexpect tag, in_place_unexpected tag: construct an error + +struct in_place_unexpected_t{}; + +constexpr in_place_unexpected_t unexpect{}; +constexpr in_place_unexpected_t in_place_unexpected{}; + +/// expected access error + +template< typename E > +class bad_expected_access : public std::logic_error +{ +public: + typedef E error_type; + + explicit bad_expected_access( error_type error ) + : logic_error( "bad_expected_access" ) + , m_error( error ) + {} + + constexpr error_type const & error() const + { + return m_error; + } + + error_type & error() + { + return m_error; + } + +private: + error_type m_error; +}; + +/// class error_traits + +template< typename Error > +struct error_traits +{ + static void rethrow( Error const & e ) + { + throw bad_expected_access<Error>{ e }; + } +}; + +template<> +struct error_traits< std::exception_ptr > +{ + static void rethrow( std::exception_ptr const & e ) + { + std::rethrow_exception( e ); + } +}; + +template<> +struct error_traits< std::error_code > +{ + static void rethrow( std::error_code const & e ) + { + throw std::system_error( e ); + } +}; + +/// class expected + +template< typename T, typename E = std::error_code > +class expected +{ +public: + typedef T value_type; + typedef E error_type; + + // constructors + + nsel_REQUIRES_0( + std::is_default_constructible<T>::value ) + + nsel_constexpr14 expected() noexcept + ( + std::is_nothrow_default_constructible<T>::value + ) + : has_value_( true ) + { + contained.construct_value( value_type() ); + } + +// nsel_REQUIRES_0( +// std::is_copy_constructible<T>::value && +// std::is_copy_constructible<E>::value ) + + nsel_constexpr14 expected( expected const & rhs ) + : has_value_( rhs.has_value_ ) + { + if ( has_value() ) contained.construct_value( rhs.contained.value() ); + else contained.construct_error( rhs.contained.error() ); + } + +// nsel_REQUIRES_0( +// std::is_move_constructible<T>::value && +// std::is_move_constructible<E>::value ) + + nsel_constexpr14 expected( expected && rhs ) + : has_value_( rhs.has_value_ ) + { + if ( has_value() ) contained.construct_value( std::move( rhs.contained.value() ) ); + else contained.construct_error( std::move( rhs.contained.error() ) ); + } + + nsel_REQUIRES_0( + std::is_copy_constructible<T>::value ) + + nsel_constexpr14 expected( value_type const & rhs ) + : has_value_( true ) + { + contained.construct_value( rhs ); + } + + nsel_REQUIRES_0( + std::is_move_constructible<T>::value ) + + nsel_constexpr14 expected( value_type && rhs ) noexcept + ( + std::is_nothrow_move_constructible<T>::value && + std::is_nothrow_move_constructible<E>::value + ) + : has_value_( true ) + { + contained.construct_value( std::move( rhs ) ); + } + + template <typename... Args, nsel_REQUIRES_T( + std::is_constructible<T, Args&&...>::value ) > + + nsel_constexpr14 explicit expected( in_place_t, Args&&... args ) + : has_value_( true ) + { + contained.construct_value( std::forward<Args>( args )... ); + } + + template< typename U, typename... Args, nsel_REQUIRES_T( + std::is_constructible<T, std::initializer_list<U>, Args&&...>::value ) > + + nsel_constexpr14 explicit expected( in_place_t, std::initializer_list<U> il, Args&&... args ) + : has_value_( true ) + { + contained.construct_value( il, std::forward<Args>( args )... ); + } + + nsel_REQUIRES_0( + std::is_copy_constructible<E>::value ) + + nsel_constexpr14 expected( unexpected_type<E> const & error ) + : has_value_( false ) + { + contained.construct_error( error.value() ); + } + + nsel_REQUIRES_0( + std::is_move_constructible<E>::value ) + + nsel_constexpr14 expected( unexpected_type<E> && error ) + : has_value_( false ) + { + contained.construct_error( std::move( error.value() ) ); + } + + template< typename... Args, nsel_REQUIRES_T( + std::is_constructible<E, Args&&...>::value ) > + + nsel_constexpr14 explicit expected( in_place_unexpected_t, Args&&... args ) + : has_value_( false ) + { + contained.construct_error( std::forward<Args>( args )... ); + } + + template< typename U, typename... Args, nsel_REQUIRES_T( + std::is_constructible<T, std::initializer_list<U>, Args&&...>::value ) > + + nsel_constexpr14 explicit expected( in_place_unexpected_t, std::initializer_list<U> il, Args&&... args ) + : has_value_( false ) + { + contained.construct_error( il, std::forward<Args>( args )... ); + } + + // destructor + + ~expected() + { + if ( has_value() ) contained.destruct_value(); + else contained.destruct_error(); + } + + // assignment + +// nsel_REQUIRES( +// std::is_copy_constructible<T>::value && +// std::is_copy_assignable<T>::value && +// std::is_copy_constructible<E>::value && +// std::is_copy_assignable<E>::value ) + + expected operator=( expected const & rhs ) + { + expected( rhs ).swap( *this ); + return *this; + } + +// nsel_REQUIRES( +// std::is_move_constructible<T>::value && +// std::is_move_assignable<T>::value && +// std::is_move_constructible<E>::value && +// std::is_move_assignable<E>::value ) + + expected & operator=( expected && rhs ) noexcept + ( + std::is_nothrow_move_assignable<T>::value && + std::is_nothrow_move_constructible<T>::value&& + std::is_nothrow_move_assignable<E>::value && + std::is_nothrow_move_constructible<E>::value ) + { + expected( std::move( rhs ) ).swap( *this ); + return *this; + } + + template< typename U, nsel_REQUIRES_T( + std::is_constructible<T,U>::value && + std::is_assignable<T&, U>::value ) > + + expected & operator=( U && v ) + { + expected( std::forward<U>( v ) ).swap( *this ); + return *this; + } + +// nsel_REQUIRES( +// std::is_copy_constructible<E>::value && +// std::is_assignable<E&, E>::value ) + + expected & operator=( unexpected_type<E> const & u ) + { + expected( std::move( u ) ).swap( *this ); + return *this; + } + +// nsel_REQUIRES( +// std::is_copy_constructible<E>::value && +// std::is_assignable<E&, E>::value ) + + expected & operator=( unexpected_type<E> && u ) + { + expected( std::move( u ) ).swap( *this ); + return *this; + } + + template< typename... Args, nsel_REQUIRES_T( + std::is_constructible<T, Args&&...>::value ) > + + void emplace( Args &&... args ) + { + expected( in_place, std::forward<Args>(args)... ).swap( *this ); + } + + template< typename U, typename... Args, nsel_REQUIRES_T( + std::is_constructible<T, std::initializer_list<U>&, Args&&...>::value ) > + + void emplace( std::initializer_list<U> il, Args &&... args ) + { + expected( in_place, il, std::forward<Args>(args)... ).swap( *this ); + } + +// nsel_REQUIRES( +// std::is_move_constructible<T>::value && +// std::is_move_constructible<E>::value ) + + void swap( expected & rhs ) noexcept + ( + std::is_nothrow_move_constructible<T>::value && noexcept( std::swap( std::declval<T&>(), std::declval<T&>() ) ) && + std::is_nothrow_move_constructible<E>::value && noexcept( std::swap( std::declval<E&>(), std::declval<E&>() ) ) ) + { + using std::swap; + + if ( bool(*this) && bool(rhs) ) { swap( contained.value(), rhs.contained.value() ); } + else if ( ! bool(*this) && ! bool(rhs) ) { swap( contained.error(), rhs.contained.error() ); } + else if ( bool(*this) && ! bool(rhs) ) { error_type t( std::move( rhs.error() ) ); + // TBD - ?? rhs.contained.destruct_error(); + rhs.contained.construct_value( std::move( contained.value() ) ); + // TBD - ?? contained.destruct_value(); + contained.construct_error( std::move( t ) ); + swap( has_value_, rhs.has_value_ ); } + else if ( ! bool(*this) && bool(rhs) ) { rhs.swap( *this ); } + } + + // observers + + constexpr value_type const * operator ->() const + { + return assert( has_value() ), contained.value_ptr(); + } + + value_type * operator ->() + { + return assert( has_value() ), contained.value_ptr(); + } + + constexpr value_type const & operator *() const & + { + return assert( has_value() ), contained.value(); + } + + value_type & operator *() & + { + return assert( has_value() ), contained.value(); + } + + constexpr value_type && operator *() const && + { + return assert( has_value() ), std::move( contained.value() ); + } + + value_type && operator *() && + { + return assert( has_value() ), std::move( contained.value() ); + } + + + constexpr explicit operator bool() const noexcept + { + return has_value(); + } + + constexpr bool has_value() const noexcept + { + return has_value_; + } + + constexpr value_type const & value() const & + { + return has_value() + ? ( contained.value() ) + : ( error_traits<error_type>::rethrow( contained.error() ), contained.value() ); + } + + value_type & value() & + { + return has_value() + ? ( contained.value() ) + : ( error_traits<error_type>::rethrow( contained.error() ), contained.value() ); + } + + value_type && value() && + { + return has_value() + ? ( contained.value() ) + : ( error_traits<error_type>::rethrow( contained.error() ), contained.value() ); + } + + constexpr error_type const & error() const & + { + return assert( ! has_value() ), contained.error(); + } + + error_type & error() & + { + return assert( ! has_value() ), contained.error(); + } + + constexpr error_type && error() const && + { + return assert( ! has_value() ), std::move( contained.error() ); + } + + constexpr unexpected_type<E> get_unexpected() const + { + return make_unexpected( contained.error() ); + } + + template< typename Ex > + bool has_exception() const + { + return ! has_value() && std::is_base_of< Ex, decltype( get_unexpected().value() ) >::value; + } + + template< typename U, nsel_REQUIRES_T( + std::is_copy_constructible<T>::value && + std::is_convertible<U&&, T>::value ) > + + value_type value_or( U && v ) const & + { + return has_value() + ? contained.value() + : static_cast<T>( std::forward<U>( v ) ); + } + + template< typename U, nsel_REQUIRES_T( + std::is_move_constructible<T>::value && + std::is_convertible<U&&, T>::value ) > + + value_type value_or( U && v ) && + { + return has_value() + ? std::move( contained.value() ) + : static_cast<T>( std::forward<U>( v ) ); + } + + // unwrap() + +// template <class U, class E> +// constexpr expected<U,E> expected<expected<U,E>,E>::unwrap() const&; + +// template <class T, class E> +// constexpr expected<T,E> expected<T,E>::unwrap() const&; + +// template <class U, class E> +// expected<U,E> expected<expected<U,E>, E>::unwrap() &&; + +// template <class T, class E> +// template expected<T,E> expected<T,E>::unwrap() &&; + + // factories + +// template <typename Ex, typename F> +// expected<T,E> catch_exception(F&& f); + +// template <typename F> +// expected<decltype(func(declval<T>())),E> map(F&& func) ; + +// template <typename F> +// ’see below’ bind(F&& func); + +// template <typename F> +// expected<T,E> catch_error(F&& f); + +// template <typename F> +// ’see below’ then(F&& func); + +private: + bool has_value_; + expected_detail::storage_t<T,E> contained; +}; + +/// class expected, void specialization + +template< typename E > +class expected<void, E> +{ +public: + typedef void value_type; + typedef E error_type; + + template< typename U > + struct rebind + { + typedef expected<U, error_type> type; + }; + + // constructors + + constexpr expected() noexcept + : has_value_( true ) + { + } + + // nsel_REQUIRES_0( + // std::is_copy_constructible<E>::value ) + + nsel_constexpr14 expected( expected const & rhs ) + : has_value_( rhs.has_value_ ) + { + if ( ! has_value() ) contained.construct_error( rhs.contained.error() ); + } + + nsel_REQUIRES_0( + std::is_move_constructible<E>::value ) + + nsel_constexpr14 expected( expected && rhs ) noexcept + ( + true // TBD - see also non-void specialization + ) + : has_value_( rhs.has_value_ ) + { + if ( ! has_value() ) contained.construct_error( std::move( rhs.contained.error() ) ); + } + + //nsel_REQUIRES_0( + // std::is_default_constructible<E>::value ) + + constexpr explicit expected( in_place_t ) + : has_value_( true ) + { + } + +// nsel_REQUIRES( +// std::is_copy_constructible<E>::value && +// std::is_assignable<E&, E>::value ) + + nsel_constexpr14 expected( unexpected_type<E> const & error ) + : has_value_( false ) + { + contained.construct_error( error.value() ); + } + + // ?? expected( unexpected_type<E> && error ) + + template <class Err> + nsel_constexpr14 expected( unexpected_type<Err> const & error ) + : has_value_( false ) + { + contained.construct_error( error.value() ); + } + + // destructor + + ~expected() + { + if ( ! has_value() ) contained.destruct_error(); + } + + // assignment + +// nsel_REQUIRES( +// std::is_copy_constructible<E>::value && +// std::is_copy_assignable<E>::value ) + + expected & operator=(expected const & rhs ) + { + expected( rhs ).swap( *this ); + return *this; + } + +// nsel_REQUIRES( +// std::is_move_constructible<E>::value && +// std::is_move_assignable<E>::value ) + + expected & operator=( expected && rhs ) noexcept + ( + std::is_nothrow_move_assignable<E>::value && + std::is_nothrow_move_constructible<E>::value ) + { + expected( std::move( rhs ) ).swap( *this ); + return *this; + } + + void emplace() + {} + + // swap + +// nsel_REQUIRES( +// std::is_move_constructible<E>::value ) + + void swap( expected & rhs ) noexcept + ( + std::is_nothrow_move_constructible<E>::value && noexcept( std::swap( std::declval<E&>(), std::declval<E&>() ) ) + ) + { + using std::swap; + + if ( ! bool(*this) && ! bool(rhs) ) { swap( contained.error(), rhs.contained.error() ); } + else if ( bool(*this) && ! bool(rhs) ) { contained.construct_error( std::move( rhs.error() ) ); + swap( has_value_, rhs.has_value_ ); } + else if ( ! bool(*this) && bool(rhs) ) { rhs.swap( *this ); } + } + + // observers + + constexpr explicit operator bool() const noexcept + { + return has_value(); + } + + constexpr bool has_value() const noexcept + { + return has_value_; + } + + void value() const + {} + + constexpr error_type const & error() const & + { + return assert( ! has_value() ), contained.error(); + } + + error_type & error() & + { + return assert( ! has_value() ), contained.error(); + } + + constexpr error_type && error() const && + { + return assert( ! has_value() ), std::move( contained.error() ); + } + + constexpr unexpected_type<error_type> get_unexpected() const + { + return make_unexpected( contained.error() ); + } + + template <typename Ex> + bool has_exception() const + { + return ! has_value() && std::is_base_of< Ex, decltype( get_unexpected().value() ) >::value; + } + +// template constexpr ’see below’ unwrap() const&; +// +// template ’see below’ unwrap() &&; + + // factories + +// template <typename Ex, typename F> +// expected<void,E> catch_exception(F&& f); +// +// template <typename F> +// expected<decltype(func()), E> map(F&& func) ; +// +// template <typename F> +// ’see below’ bind(F&& func) ; +// +// template <typename F> +// expected<void,E> catch_error(F&& f); +// +// template <typename F> +// ’see below’ then(F&& func); + +private: + bool has_value_; + expected_detail::storage_t<void,E> contained; +}; + +// expected: relational operators + +template <typename T, typename E> +constexpr bool operator==( expected<T,E> const & x, expected<T,E> const & y ) +{ + return bool(x) != bool(y) ? false : bool(x) == false ? true : *x == *y; +} + +template <typename T, typename E> +constexpr bool operator!=( expected<T,E> const & x, expected<T,E> const & y ) +{ + return !(x == y); +} + +template <typename T, typename E> +constexpr bool operator<( expected<T,E> const & x, expected<T,E> const & y ) +{ + return (!y) ? false : (!x) ? true : *x < *y; +} + +template <typename T, typename E> +constexpr bool operator>( expected<T,E> const & x, expected<T,E> const & y ) +{ + return (y < x); +} + +template <typename T, typename E> +constexpr bool operator<=( expected<T,E> const & x, expected<T,E> const & y ) +{ + return !(y < x); +} + +template <typename T, typename E> +constexpr bool operator>=( expected<T,E> const & x, expected<T,E> const & y ) +{ + return !(x < y); +} + +// expected: comparison with unexpected_type + +template <typename T, typename E> +constexpr bool operator==( expected<T,E> const & x, unexpected_type<E> const & u ) +{ + return (!x) ? x.get_unexpected() == u : false; +} + +template <typename T, typename E> +constexpr bool operator==( unexpected_type<E> const & u, expected<T,E> const & x ) +{ + return ( x == u ); +} + +template <typename T, typename E> +constexpr bool operator!=( expected<T,E> const & x, unexpected_type<E> const & u ) +{ + return ! ( x == u ); +} + +template <typename T, typename E> +constexpr bool operator!=( unexpected_type<E> const & u, expected<T,E> const & x ) +{ + return ! ( x == u ); +} + +template <typename T, typename E> +constexpr bool operator<( expected<T,E> const & x, unexpected_type<E> const & u ) +{ + return (!x) ? ( x.get_unexpected() < u ) : false; +} + +template <typename T, typename E> +constexpr bool operator<( unexpected_type<E> const & u, expected<T,E> const & x ) +{ + return (!x) ? ( u < x.get_unexpected() ) : true ; +} + +template <typename T, typename E> +constexpr bool operator>( expected<T,E> const & x, unexpected_type<E> const & u ) +{ + return ( u < x ); +} + +template <typename T, typename E> +constexpr bool operator>( unexpected_type<E> const & u, expected<T,E> const & x ) +{ + return ( x < u ); +} + +template <typename T, typename E> +constexpr bool operator<=( expected<T,E> const & x, unexpected_type<E> const & u ) +{ + return ! ( u < x ); +} + +template <typename T, typename E> +constexpr bool operator<=( unexpected_type<E> const & u, expected<T,E> const & x) +{ + return ! ( x < u ); +} + +template <typename T, typename E> +constexpr bool operator>=( expected<T,E> const & x, unexpected_type<E> const & u ) +{ + return ! ( u > x ); +} + +template <typename T, typename E> +constexpr bool operator>=( unexpected_type<E> const & u, expected<T,E> const & x ) +{ + return ! ( x > u ); +} + +// expected: comparison with T + +template <typename T, typename E> +constexpr bool operator==( expected<T,E> const & x, T const & v ) +{ + return bool(x) ? *x == v : false; +} + +template <typename T, typename E> +constexpr bool operator==(T const & v, expected<T,E> const & x ) +{ + return bool(x) ? v == *x : false; +} + +template <typename T, typename E> +constexpr bool operator!=( expected<T,E> const & x, T const & v ) +{ + return bool(x) ? *x != v : true; +} + +template <typename T, typename E> +constexpr bool operator!=( T const & v, expected<T,E> const & x ) +{ + return bool(x) ? v != *x : true; +} + +template <typename T, typename E> +constexpr bool operator<( expected<T,E> const & x, T const & v ) +{ + return bool(x) ? *x < v : true; +} + +template <typename T, typename E> +constexpr bool operator<( T const & v, expected<T,E> const & x ) +{ + return bool(x) ? v < *x : false; +} + +template <typename T, typename E> +constexpr bool operator>( T const & v, expected<T,E> const & x ) +{ + return bool(x) ? *x < v : false; +} + +template <typename T, typename E> +constexpr bool operator>( expected<T,E> const & x, T const & v ) +{ + return bool(x) ? v < *x : false; +} + +template <typename T, typename E> +constexpr bool operator<=( T const & v, expected<T,E> const & x ) +{ + return bool(x) ? ! ( *x < v ) : false; +} + +template <typename T, typename E> +constexpr bool operator<=( expected<T,E> const & x, T const & v ) +{ + return bool(x) ? ! ( v < *x ) : true; +} + +template <typename T, typename E> +constexpr bool operator>=( expected<T,E> const & x, T const & v ) +{ + return bool(x) ? ! ( *x < v ) : false; +} + +template <typename T, typename E> +constexpr bool operator>=( T const & v, expected<T,E> const & x ) +{ + return bool(x) ? ! ( v < *x ) : true; +} + +// expected: specialized algorithms + +template< typename T, typename E > +void swap( expected<T,E> & x, expected<T,E> & y ) noexcept( noexcept( x.swap(y) ) ) +{ + x.swap( y ); +} + +template< typename T> +constexpr auto make_expected( T && v ) -> expected< typename std::decay<T>::type > +{ + return expected< typename std::decay<T>::type >( std::forward<T>( v ) ); +} + +// expected<void> specialization: + +inline auto make_expected() -> expected<void> +{ + return expected<void>( in_place ); +} + +template< typename T, typename E > +constexpr auto make_expected_from_error( E e ) -> expected<T, typename std::decay<E>::type> +{ + return expected<T, typename std::decay<E>::type>( make_unexpected( e ) ); +} + +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing + +namespace std { + +// expected: hash support + +template< typename T, typename E > +struct hash< opentracing::expected<T,E> > +{ + typedef typename hash<T>::result_type result_type; + typedef opentracing::expected<T,E> argument_type; + + constexpr result_type operator()(argument_type const & arg) const + { + return arg ? std::hash<T>{}(*arg) : result_type{}; + } +}; + +// TBD - ?? remove? see spec. +template< typename T, typename E > +struct hash< opentracing::expected<T&,E> > +{ + typedef typename hash<T>::result_type result_type; + typedef opentracing::expected<T&,E> argument_type; + + constexpr result_type operator()(argument_type const & arg) const + { + return arg ? std::hash<T>{}(*arg) : result_type{}; + } +}; + +// TBD - implement +// bool(e), hash<expected<void,E>>()(e) shall evaluate to the hashing true; +// otherwise it evaluates to an unspecified value if E is exception_ptr or +// a combination of hashing false and hash<E>()(e.error()). + +template< typename E > +struct hash< opentracing::expected<void,E> > +{ +}; + +} // namespace std + +#undef nsel_REQUIRES +#undef nsel_REQUIRES_0 +#undef nsel_REQUIRES_T + +#endif // OPENTRACING_EXPECTED_LITE_HPP diff --git a/src/jaegertracing/opentracing-cpp/3rd_party/include/opentracing/variant/LICENSE b/src/jaegertracing/opentracing-cpp/3rd_party/include/opentracing/variant/LICENSE new file mode 100644 index 000000000..6c4ce40d5 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/3rd_party/include/opentracing/variant/LICENSE @@ -0,0 +1,25 @@ +Copyright (c) MapBox +All rights reserved. + +Redistribution and use in source and binary forms, with or without modification, +are permitted provided that the following conditions are met: + +- Redistributions of source code must retain the above copyright notice, this + list of conditions and the following disclaimer. +- Redistributions in binary form must reproduce the above copyright notice, this + list of conditions and the following disclaimer in the documentation and/or + other materials provided with the distribution. +- Neither the name "MapBox" nor the names of its contributors may be + used to endorse or promote products derived from this software without + specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND +ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED +WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE +DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR +ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES +(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; +LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON +ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
\ No newline at end of file diff --git a/src/jaegertracing/opentracing-cpp/3rd_party/include/opentracing/variant/recursive_wrapper.hpp b/src/jaegertracing/opentracing-cpp/3rd_party/include/opentracing/variant/recursive_wrapper.hpp new file mode 100644 index 000000000..535042012 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/3rd_party/include/opentracing/variant/recursive_wrapper.hpp @@ -0,0 +1,125 @@ +#ifndef OPENTRACING_UTIL_RECURSIVE_WRAPPER_HPP +#define OPENTRACING_UTIL_RECURSIVE_WRAPPER_HPP + +// Based on variant/recursive_wrapper.hpp from boost. +// +// Original license: +// +// Copyright (c) 2002-2003 +// Eric Friedman, Itay Maman +// +// Distributed under the Boost Software License, Version 1.0. (See +// accompanying file LICENSE_1_0.txt or copy at +// http://www.boost.org/LICENSE_1_0.txt) + +#include <cassert> +#include <utility> +#include <opentracing/version.h> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +namespace util { + +template <typename T> +class recursive_wrapper +{ + + T* p_; + + void assign(T const& rhs) + { + this->get() = rhs; + } + + public: + using type = T; + + /** + * Default constructor default initializes the internally stored value. + * For POD types this means nothing is done and the storage is + * uninitialized. + * + * @throws std::bad_alloc if there is insufficient memory for an object + * of type T. + * @throws any exception thrown by the default constructur of T. + */ + recursive_wrapper() + : p_(new T){} + + ~recursive_wrapper() noexcept { delete p_; } + + recursive_wrapper(recursive_wrapper const& operand) + : p_(new T(operand.get())) {} + + recursive_wrapper(T const& operand) + : p_(new T(operand)) {} + + recursive_wrapper(recursive_wrapper&& operand) + : p_(new T(std::move(operand.get()))) {} + + recursive_wrapper(T&& operand) + : p_(new T(std::move(operand))) {} + + inline recursive_wrapper& operator=(recursive_wrapper const& rhs) + { + assign(rhs.get()); + return *this; + } + + inline recursive_wrapper& operator=(T const& rhs) + { + assign(rhs); + return *this; + } + + inline void swap(recursive_wrapper& operand) noexcept + { + T* temp = operand.p_; + operand.p_ = p_; + p_ = temp; + } + + recursive_wrapper& operator=(recursive_wrapper&& rhs) noexcept + { + swap(rhs); + return *this; + } + + recursive_wrapper& operator=(T&& rhs) + { + get() = std::move(rhs); + return *this; + } + + T& get() + { + assert(p_); + return *get_pointer(); + } + + T const& get() const + { + assert(p_); + return *get_pointer(); + } + + T* get_pointer() { return p_; } + + const T* get_pointer() const { return p_; } + + operator T const&() const { return this->get(); } + + operator T&() { return this->get(); } + +}; // class recursive_wrapper + +template <typename T> +inline void swap(recursive_wrapper<T>& lhs, recursive_wrapper<T>& rhs) noexcept +{ + lhs.swap(rhs); +} +} // namespace util +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing + +#endif // OPENTRACING_UTIL_RECURSIVE_WRAPPER_HPP diff --git a/src/jaegertracing/opentracing-cpp/3rd_party/include/opentracing/variant/variant.hpp b/src/jaegertracing/opentracing-cpp/3rd_party/include/opentracing/variant/variant.hpp new file mode 100644 index 000000000..7b6bb4791 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/3rd_party/include/opentracing/variant/variant.hpp @@ -0,0 +1,904 @@ +#ifndef OPENTRACING_UTIL_VARIANT_HPP +#define OPENTRACING_UTIL_VARIANT_HPP + +#include <cassert> +#include <cstddef> // size_t +#include <new> // operator new +#include <stdexcept> // runtime_error +#include <string> +#include <tuple> +#include <type_traits> +#include <typeinfo> +#include <utility> +#include <opentracing/version.h> + +#include "recursive_wrapper.hpp" + +// clang-format off +// [[deprecated]] is only available in C++14, use this for the time being +#if __cplusplus <= 201103L +# ifdef __GNUC__ +# define OPENTRACING_VARIANT_DEPRECATED __attribute__((deprecated)) +# elif defined(_MSC_VER) +# define OPENTRACING_VARIANT_DEPRECATED __declspec(deprecated) +# else +# define OPENTRACING_VARIANT_DEPRECATED +# endif +#else +# define OPENTRACING_VARIANT_DEPRECATED [[deprecated]] +#endif + + +#ifdef _MSC_VER + // https://msdn.microsoft.com/en-us/library/bw1hbe6y.aspx + #ifdef NDEBUG + #define VARIANT_INLINE __forceinline + #else + #define VARIANT_INLINE __declspec(noinline) + #endif +#else + #ifdef NDEBUG + #define VARIANT_INLINE inline __attribute__((always_inline)) + #else + #define VARIANT_INLINE __attribute__((noinline)) + #endif +#endif +// clang-format on + +#define VARIANT_MAJOR_VERSION 1 +#define VARIANT_MINOR_VERSION 1 +#define VARIANT_PATCH_VERSION 0 + +#define VARIANT_VERSION (VARIANT_MAJOR_VERSION * 100000) + (VARIANT_MINOR_VERSION * 100) + (VARIANT_PATCH_VERSION) + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +namespace util { + +// XXX This should derive from std::logic_error instead of std::runtime_error. +// See https://github.com/opentracing/variant/issues/48 for details. +class bad_variant_access : public std::runtime_error +{ + + public: + explicit bad_variant_access(const std::string& what_arg) + : runtime_error(what_arg) {} + + explicit bad_variant_access(const char* what_arg) + : runtime_error(what_arg) {} + +}; // class bad_variant_access + +template <typename R = void> +struct OPENTRACING_VARIANT_DEPRECATED static_visitor +{ + using result_type = R; + + protected: + static_visitor() {} + ~static_visitor() {} +}; + +namespace detail { + +static constexpr std::size_t invalid_value = std::size_t(-1); + +template <typename T, typename... Types> +struct direct_type; + +template <typename T, typename First, typename... Types> +struct direct_type<T, First, Types...> +{ + static constexpr std::size_t index = std::is_same<T, First>::value + ? sizeof...(Types) + : direct_type<T, Types...>::index; +}; + +template <typename T> +struct direct_type<T> +{ + static constexpr std::size_t index = invalid_value; +}; + +template <typename T, typename... Types> +struct convertible_type; + +template <typename T, typename First, typename... Types> +struct convertible_type<T, First, Types...> +{ + static constexpr std::size_t index = std::is_convertible<T, First>::value + ? sizeof...(Types) + : convertible_type<T, Types...>::index; +}; + +template <typename T> +struct convertible_type<T> +{ + static constexpr std::size_t index = invalid_value; +}; + +template <typename T, typename... Types> +struct value_traits +{ + using value_type = typename std::remove_reference<T>::type; + static constexpr std::size_t direct_index = direct_type<value_type, Types...>::index; + static constexpr bool is_direct = direct_index != invalid_value; + static constexpr std::size_t index = is_direct ? direct_index : convertible_type<value_type, Types...>::index; + static constexpr bool is_valid = index != invalid_value; + static constexpr std::size_t tindex = is_valid ? sizeof...(Types)-index : 0; + using target_type = typename std::tuple_element<tindex, std::tuple<void, Types...>>::type; +}; + +// check if T is in Types... +template <typename T, typename... Types> +struct has_type; + +template <typename T, typename First, typename... Types> +struct has_type<T, First, Types...> +{ + static constexpr bool value = std::is_same<T, First>::value || has_type<T, Types...>::value; +}; + +template <typename T> +struct has_type<T> : std::false_type +{ +}; + +template <typename T, typename... Types> +struct is_valid_type; + +template <typename T, typename First, typename... Types> +struct is_valid_type<T, First, Types...> +{ + static constexpr bool value = std::is_convertible<T, First>::value || is_valid_type<T, Types...>::value; +}; + +template <typename T> +struct is_valid_type<T> : std::false_type +{ +}; + +template <typename T, typename R = void> +struct enable_if_type +{ + using type = R; +}; + +template <typename F, typename V, typename Enable = void> +struct result_of_unary_visit +{ + using type = typename std::result_of<F(V&)>::type; +}; + +template <typename F, typename V> +struct result_of_unary_visit<F, V, typename enable_if_type<typename F::result_type>::type> +{ + using type = typename F::result_type; +}; + +template <typename F, typename V, typename Enable = void> +struct result_of_binary_visit +{ + using type = typename std::result_of<F(V&, V&)>::type; +}; + +template <typename F, typename V> +struct result_of_binary_visit<F, V, typename enable_if_type<typename F::result_type>::type> +{ + using type = typename F::result_type; +}; + +template <std::size_t arg1, std::size_t... others> +struct static_max; + +template <std::size_t arg> +struct static_max<arg> +{ + static const std::size_t value = arg; +}; + +template <std::size_t arg1, std::size_t arg2, std::size_t... others> +struct static_max<arg1, arg2, others...> +{ + static const std::size_t value = arg1 >= arg2 ? static_max<arg1, others...>::value : static_max<arg2, others...>::value; +}; + +template <typename... Types> +struct variant_helper; + +template <typename T, typename... Types> +struct variant_helper<T, Types...> +{ + VARIANT_INLINE static void destroy(const std::size_t type_index, void* data) + { + if (type_index == sizeof...(Types)) + { + reinterpret_cast<T*>(data)->~T(); + } + else + { + variant_helper<Types...>::destroy(type_index, data); + } + } + + VARIANT_INLINE static void move(const std::size_t old_type_index, void* old_value, void* new_value) + { + if (old_type_index == sizeof...(Types)) + { + new (new_value) T(std::move(*reinterpret_cast<T*>(old_value))); + } + else + { + variant_helper<Types...>::move(old_type_index, old_value, new_value); + } + } + + VARIANT_INLINE static void copy(const std::size_t old_type_index, const void* old_value, void* new_value) + { + if (old_type_index == sizeof...(Types)) + { + new (new_value) T(*reinterpret_cast<const T*>(old_value)); + } + else + { + variant_helper<Types...>::copy(old_type_index, old_value, new_value); + } + } +}; + +template <> +struct variant_helper<> +{ + VARIANT_INLINE static void destroy(const std::size_t, void*) {} + VARIANT_INLINE static void move(const std::size_t, void*, void*) {} + VARIANT_INLINE static void copy(const std::size_t, const void*, void*) {} +}; + +template <typename T> +struct unwrapper +{ + static T const& apply_const(T const& obj) { return obj; } + static T& apply(T& obj) { return obj; } +}; + +template <typename T> +struct unwrapper<recursive_wrapper<T>> +{ + static auto apply_const(recursive_wrapper<T> const& obj) + -> typename recursive_wrapper<T>::type const& + { + return obj.get(); + } + static auto apply(recursive_wrapper<T>& obj) + -> typename recursive_wrapper<T>::type& + { + return obj.get(); + } +}; + +template <typename T> +struct unwrapper<std::reference_wrapper<T>> +{ + static auto apply_const(std::reference_wrapper<T> const& obj) + -> typename std::reference_wrapper<T>::type const& + { + return obj.get(); + } + static auto apply(std::reference_wrapper<T>& obj) + -> typename std::reference_wrapper<T>::type& + { + return obj.get(); + } +}; + +template <typename F, typename V, typename R, typename... Types> +struct dispatcher; + +template <typename F, typename V, typename R, typename T, typename... Types> +struct dispatcher<F, V, R, T, Types...> +{ + VARIANT_INLINE static R apply_const(V const& v, F&& f) + { + if (v.template is<T>()) + { + return f(unwrapper<T>::apply_const(v.template get<T>())); + } + else + { + return dispatcher<F, V, R, Types...>::apply_const(v, std::forward<F>(f)); + } + } + + VARIANT_INLINE static R apply(V& v, F&& f) + { + if (v.template is<T>()) + { + return f(unwrapper<T>::apply(v.template get<T>())); + } + else + { + return dispatcher<F, V, R, Types...>::apply(v, std::forward<F>(f)); + } + } +}; + +template <typename F, typename V, typename R, typename T> +struct dispatcher<F, V, R, T> +{ + VARIANT_INLINE static R apply_const(V const& v, F&& f) + { + return f(unwrapper<T>::apply_const(v.template get<T>())); + } + + VARIANT_INLINE static R apply(V& v, F&& f) + { + return f(unwrapper<T>::apply(v.template get<T>())); + } +}; + +template <typename F, typename V, typename R, typename T, typename... Types> +struct binary_dispatcher_rhs; + +template <typename F, typename V, typename R, typename T0, typename T1, typename... Types> +struct binary_dispatcher_rhs<F, V, R, T0, T1, Types...> +{ + VARIANT_INLINE static R apply_const(V const& lhs, V const& rhs, F&& f) + { + if (rhs.template is<T1>()) // call binary functor + { + return f(unwrapper<T0>::apply_const(lhs.template get<T0>()), + unwrapper<T1>::apply_const(rhs.template get<T1>())); + } + else + { + return binary_dispatcher_rhs<F, V, R, T0, Types...>::apply_const(lhs, rhs, std::forward<F>(f)); + } + } + + VARIANT_INLINE static R apply(V& lhs, V& rhs, F&& f) + { + if (rhs.template is<T1>()) // call binary functor + { + return f(unwrapper<T0>::apply(lhs.template get<T0>()), + unwrapper<T1>::apply(rhs.template get<T1>())); + } + else + { + return binary_dispatcher_rhs<F, V, R, T0, Types...>::apply(lhs, rhs, std::forward<F>(f)); + } + } +}; + +template <typename F, typename V, typename R, typename T0, typename T1> +struct binary_dispatcher_rhs<F, V, R, T0, T1> +{ + VARIANT_INLINE static R apply_const(V const& lhs, V const& rhs, F&& f) + { + return f(unwrapper<T0>::apply_const(lhs.template get<T0>()), + unwrapper<T1>::apply_const(rhs.template get<T1>())); + } + + VARIANT_INLINE static R apply(V& lhs, V& rhs, F&& f) + { + return f(unwrapper<T0>::apply(lhs.template get<T0>()), + unwrapper<T1>::apply(rhs.template get<T1>())); + } +}; + +template <typename F, typename V, typename R, typename T, typename... Types> +struct binary_dispatcher_lhs; + +template <typename F, typename V, typename R, typename T0, typename T1, typename... Types> +struct binary_dispatcher_lhs<F, V, R, T0, T1, Types...> +{ + VARIANT_INLINE static R apply_const(V const& lhs, V const& rhs, F&& f) + { + if (lhs.template is<T1>()) // call binary functor + { + return f(unwrapper<T1>::apply_const(lhs.template get<T1>()), + unwrapper<T0>::apply_const(rhs.template get<T0>())); + } + else + { + return binary_dispatcher_lhs<F, V, R, T0, Types...>::apply_const(lhs, rhs, std::forward<F>(f)); + } + } + + VARIANT_INLINE static R apply(V& lhs, V& rhs, F&& f) + { + if (lhs.template is<T1>()) // call binary functor + { + return f(unwrapper<T1>::apply(lhs.template get<T1>()), + unwrapper<T0>::apply(rhs.template get<T0>())); + } + else + { + return binary_dispatcher_lhs<F, V, R, T0, Types...>::apply(lhs, rhs, std::forward<F>(f)); + } + } +}; + +template <typename F, typename V, typename R, typename T0, typename T1> +struct binary_dispatcher_lhs<F, V, R, T0, T1> +{ + VARIANT_INLINE static R apply_const(V const& lhs, V const& rhs, F&& f) + { + return f(unwrapper<T1>::apply_const(lhs.template get<T1>()), + unwrapper<T0>::apply_const(rhs.template get<T0>())); + } + + VARIANT_INLINE static R apply(V& lhs, V& rhs, F&& f) + { + return f(unwrapper<T1>::apply(lhs.template get<T1>()), + unwrapper<T0>::apply(rhs.template get<T0>())); + } +}; + +template <typename F, typename V, typename R, typename... Types> +struct binary_dispatcher; + +template <typename F, typename V, typename R, typename T, typename... Types> +struct binary_dispatcher<F, V, R, T, Types...> +{ + VARIANT_INLINE static R apply_const(V const& v0, V const& v1, F&& f) + { + if (v0.template is<T>()) + { + if (v1.template is<T>()) + { + return f(unwrapper<T>::apply_const(v0.template get<T>()), + unwrapper<T>::apply_const(v1.template get<T>())); // call binary functor + } + else + { + return binary_dispatcher_rhs<F, V, R, T, Types...>::apply_const(v0, v1, std::forward<F>(f)); + } + } + else if (v1.template is<T>()) + { + return binary_dispatcher_lhs<F, V, R, T, Types...>::apply_const(v0, v1, std::forward<F>(f)); + } + return binary_dispatcher<F, V, R, Types...>::apply_const(v0, v1, std::forward<F>(f)); + } + + VARIANT_INLINE static R apply(V& v0, V& v1, F&& f) + { + if (v0.template is<T>()) + { + if (v1.template is<T>()) + { + return f(unwrapper<T>::apply(v0.template get<T>()), + unwrapper<T>::apply(v1.template get<T>())); // call binary functor + } + else + { + return binary_dispatcher_rhs<F, V, R, T, Types...>::apply(v0, v1, std::forward<F>(f)); + } + } + else if (v1.template is<T>()) + { + return binary_dispatcher_lhs<F, V, R, T, Types...>::apply(v0, v1, std::forward<F>(f)); + } + return binary_dispatcher<F, V, R, Types...>::apply(v0, v1, std::forward<F>(f)); + } +}; + +template <typename F, typename V, typename R, typename T> +struct binary_dispatcher<F, V, R, T> +{ + VARIANT_INLINE static R apply_const(V const& v0, V const& v1, F&& f) + { + return f(unwrapper<T>::apply_const(v0.template get<T>()), + unwrapper<T>::apply_const(v1.template get<T>())); // call binary functor + } + + VARIANT_INLINE static R apply(V& v0, V& v1, F&& f) + { + return f(unwrapper<T>::apply(v0.template get<T>()), + unwrapper<T>::apply(v1.template get<T>())); // call binary functor + } +}; + +// comparator functors +struct equal_comp +{ + template <typename T> + bool operator()(T const& lhs, T const& rhs) const + { + return lhs == rhs; + } +}; + +struct less_comp +{ + template <typename T> + bool operator()(T const& lhs, T const& rhs) const + { + return lhs < rhs; + } +}; + +template <typename Variant, typename Comp> +class comparer +{ + public: + explicit comparer(Variant const& lhs) noexcept + : lhs_(lhs) {} + comparer& operator=(comparer const&) = delete; + // visitor + template <typename T> + bool operator()(T const& rhs_content) const + { + T const& lhs_content = lhs_.template get<T>(); + return Comp()(lhs_content, rhs_content); + } + + private: + Variant const& lhs_; +}; + +// True if Predicate matches for all of the types Ts +template <template <typename> class Predicate, typename... Ts> +struct static_all_of : std::is_same<std::tuple<std::true_type, typename Predicate<Ts>::type...>, + std::tuple<typename Predicate<Ts>::type..., std::true_type>> +{ +}; + +// True if Predicate matches for none of the types Ts +template <template <typename> class Predicate, typename... Ts> +struct static_none_of : std::is_same<std::tuple<std::false_type, typename Predicate<Ts>::type...>, + std::tuple<typename Predicate<Ts>::type..., std::false_type>> +{ +}; + +} // namespace detail + +struct no_init +{ +}; + +template <typename... Types> +class variant +{ + static_assert(sizeof...(Types) > 0, "Template parameter type list of variant can not be empty"); + static_assert(detail::static_none_of<std::is_reference, Types...>::value, "Variant can not hold reference types. Maybe use std::reference?"); + + private: + static const std::size_t data_size = detail::static_max<sizeof(Types)...>::value; + static const std::size_t data_align = detail::static_max<alignof(Types)...>::value; + + using first_type = typename std::tuple_element<0, std::tuple<Types...>>::type; + using data_type = typename std::aligned_storage<data_size, data_align>::type; + using helper_type = detail::variant_helper<Types...>; + + std::size_t type_index; + data_type data; + + public: + VARIANT_INLINE variant() noexcept(std::is_nothrow_default_constructible<first_type>::value) + : type_index(sizeof...(Types)-1) + { + static_assert(std::is_default_constructible<first_type>::value, "First type in variant must be default constructible to allow default construction of variant"); + new (&data) first_type(); + } + + VARIANT_INLINE variant(no_init) noexcept + : type_index(detail::invalid_value) {} + + // http://isocpp.org/blog/2012/11/universal-references-in-c11-scott-meyers + template <typename T, typename Traits = detail::value_traits<T, Types...>, + typename Enable = typename std::enable_if<Traits::is_valid>::type> + VARIANT_INLINE variant(T&& val) noexcept(std::is_nothrow_constructible<typename Traits::target_type, T&&>::value) + : type_index(Traits::index) + { + new (&data) typename Traits::target_type(std::forward<T>(val)); + } + + VARIANT_INLINE variant(variant<Types...> const& old) + : type_index(old.type_index) + { + helper_type::copy(old.type_index, &old.data, &data); + } + + VARIANT_INLINE variant(variant<Types...>&& old) noexcept(std::is_nothrow_move_constructible<std::tuple<Types...>>::value) + : type_index(old.type_index) + { + helper_type::move(old.type_index, &old.data, &data); + } + + private: + VARIANT_INLINE void copy_assign(variant<Types...> const& rhs) + { + helper_type::destroy(type_index, &data); + type_index = detail::invalid_value; + helper_type::copy(rhs.type_index, &rhs.data, &data); + type_index = rhs.type_index; + } + + VARIANT_INLINE void move_assign(variant<Types...>&& rhs) + { + helper_type::destroy(type_index, &data); + type_index = detail::invalid_value; + helper_type::move(rhs.type_index, &rhs.data, &data); + type_index = rhs.type_index; + } + + public: + VARIANT_INLINE variant<Types...>& operator=(variant<Types...>&& other) + { + move_assign(std::move(other)); + return *this; + } + + VARIANT_INLINE variant<Types...>& operator=(variant<Types...> const& other) + { + copy_assign(other); + return *this; + } + + // conversions + // move-assign + template <typename T> + VARIANT_INLINE variant<Types...>& operator=(T&& rhs) noexcept + { + variant<Types...> temp(std::forward<T>(rhs)); + move_assign(std::move(temp)); + return *this; + } + + // copy-assign + template <typename T> + VARIANT_INLINE variant<Types...>& operator=(T const& rhs) + { + variant<Types...> temp(rhs); + copy_assign(temp); + return *this; + } + + template <typename T> + VARIANT_INLINE bool is() const + { + static_assert(detail::has_type<T, Types...>::value, "invalid type in T in `is<T>()` for this variant"); + return type_index == detail::direct_type<T, Types...>::index; + } + + VARIANT_INLINE bool valid() const + { + return type_index != detail::invalid_value; + } + + template <typename T, typename... Args> + VARIANT_INLINE void set(Args&&... args) + { + helper_type::destroy(type_index, &data); + type_index = detail::invalid_value; + new (&data) T(std::forward<Args>(args)...); + type_index = detail::direct_type<T, Types...>::index; + } + + // get<T>() + template <typename T, typename std::enable_if< + (detail::direct_type<T, Types...>::index != detail::invalid_value)>::type* = nullptr> + VARIANT_INLINE T& get() + { + if (type_index == detail::direct_type<T, Types...>::index) + { + return *reinterpret_cast<T*>(&data); + } + else + { + throw bad_variant_access("in get<T>()"); + } + } + + template <typename T, typename std::enable_if< + (detail::direct_type<T, Types...>::index != detail::invalid_value)>::type* = nullptr> + VARIANT_INLINE T const& get() const + { + if (type_index == detail::direct_type<T, Types...>::index) + { + return *reinterpret_cast<T const*>(&data); + } + else + { + throw bad_variant_access("in get<T>()"); + } + } + + // get<T>() - T stored as recursive_wrapper<T> + template <typename T, typename std::enable_if< + (detail::direct_type<recursive_wrapper<T>, Types...>::index != detail::invalid_value)>::type* = nullptr> + VARIANT_INLINE T& get() + { + if (type_index == detail::direct_type<recursive_wrapper<T>, Types...>::index) + { + return (*reinterpret_cast<recursive_wrapper<T>*>(&data)).get(); + } + else + { + throw bad_variant_access("in get<T>()"); + } + } + + template <typename T, typename std::enable_if< + (detail::direct_type<recursive_wrapper<T>, Types...>::index != detail::invalid_value)>::type* = nullptr> + VARIANT_INLINE T const& get() const + { + if (type_index == detail::direct_type<recursive_wrapper<T>, Types...>::index) + { + return (*reinterpret_cast<recursive_wrapper<T> const*>(&data)).get(); + } + else + { + throw bad_variant_access("in get<T>()"); + } + } + + // get<T>() - T stored as std::reference_wrapper<T> + template <typename T, typename std::enable_if< + (detail::direct_type<std::reference_wrapper<T>, Types...>::index != detail::invalid_value)>::type* = nullptr> + VARIANT_INLINE T& get() + { + if (type_index == detail::direct_type<std::reference_wrapper<T>, Types...>::index) + { + return (*reinterpret_cast<std::reference_wrapper<T>*>(&data)).get(); + } + else + { + throw bad_variant_access("in get<T>()"); + } + } + + template <typename T, typename std::enable_if< + (detail::direct_type<std::reference_wrapper<T const>, Types...>::index != detail::invalid_value)>::type* = nullptr> + VARIANT_INLINE T const& get() const + { + if (type_index == detail::direct_type<std::reference_wrapper<T const>, Types...>::index) + { + return (*reinterpret_cast<std::reference_wrapper<T const> const*>(&data)).get(); + } + else + { + throw bad_variant_access("in get<T>()"); + } + } + + // This function is deprecated because it returns an internal index field. + // Use which() instead. + OPENTRACING_VARIANT_DEPRECATED VARIANT_INLINE std::size_t get_type_index() const + { + return type_index; + } + + VARIANT_INLINE int which() const noexcept + { + return static_cast<int>(sizeof...(Types)-type_index - 1); + } + + // visitor + // unary + template <typename F, typename V, typename R = typename detail::result_of_unary_visit<F, first_type>::type> + auto VARIANT_INLINE static visit(V const& v, F&& f) + -> decltype(detail::dispatcher<F, V, R, Types...>::apply_const(v, std::forward<F>(f))) + { + return detail::dispatcher<F, V, R, Types...>::apply_const(v, std::forward<F>(f)); + } + // non-const + template <typename F, typename V, typename R = typename detail::result_of_unary_visit<F, first_type>::type> + auto VARIANT_INLINE static visit(V& v, F&& f) + -> decltype(detail::dispatcher<F, V, R, Types...>::apply(v, std::forward<F>(f))) + { + return detail::dispatcher<F, V, R, Types...>::apply(v, std::forward<F>(f)); + } + + // binary + // const + template <typename F, typename V, typename R = typename detail::result_of_binary_visit<F, first_type>::type> + auto VARIANT_INLINE static binary_visit(V const& v0, V const& v1, F&& f) + -> decltype(detail::binary_dispatcher<F, V, R, Types...>::apply_const(v0, v1, std::forward<F>(f))) + { + return detail::binary_dispatcher<F, V, R, Types...>::apply_const(v0, v1, std::forward<F>(f)); + } + // non-const + template <typename F, typename V, typename R = typename detail::result_of_binary_visit<F, first_type>::type> + auto VARIANT_INLINE static binary_visit(V& v0, V& v1, F&& f) + -> decltype(detail::binary_dispatcher<F, V, R, Types...>::apply(v0, v1, std::forward<F>(f))) + { + return detail::binary_dispatcher<F, V, R, Types...>::apply(v0, v1, std::forward<F>(f)); + } + + ~variant() noexcept // no-throw destructor + { + helper_type::destroy(type_index, &data); + } + + // comparison operators + // equality + VARIANT_INLINE bool operator==(variant const& rhs) const + { + assert(valid() && rhs.valid()); + if (this->which() != rhs.which()) + { + return false; + } + detail::comparer<variant, detail::equal_comp> visitor(*this); + return visit(rhs, visitor); + } + + VARIANT_INLINE bool operator!=(variant const& rhs) const + { + return !(*this == rhs); + } + + // less than + VARIANT_INLINE bool operator<(variant const& rhs) const + { + assert(valid() && rhs.valid()); + if (this->which() != rhs.which()) + { + return this->which() < rhs.which(); + } + detail::comparer<variant, detail::less_comp> visitor(*this); + return visit(rhs, visitor); + } + VARIANT_INLINE bool operator>(variant const& rhs) const + { + return rhs < *this; + } + VARIANT_INLINE bool operator<=(variant const& rhs) const + { + return !(*this > rhs); + } + VARIANT_INLINE bool operator>=(variant const& rhs) const + { + return !(*this < rhs); + } +}; + +// unary visitor interface +// const +template <typename F, typename V> +auto VARIANT_INLINE apply_visitor(F&& f, V const& v) -> decltype(V::visit(v, std::forward<F>(f))) +{ + return V::visit(v, std::forward<F>(f)); +} + +// non-const +template <typename F, typename V> +auto VARIANT_INLINE apply_visitor(F&& f, V& v) -> decltype(V::visit(v, std::forward<F>(f))) +{ + return V::visit(v, std::forward<F>(f)); +} + +// binary visitor interface +// const +template <typename F, typename V> +auto VARIANT_INLINE apply_visitor(F&& f, V const& v0, V const& v1) -> decltype(V::binary_visit(v0, v1, std::forward<F>(f))) +{ + return V::binary_visit(v0, v1, std::forward<F>(f)); +} + +// non-const +template <typename F, typename V> +auto VARIANT_INLINE apply_visitor(F&& f, V& v0, V& v1) -> decltype(V::binary_visit(v0, v1, std::forward<F>(f))) +{ + return V::binary_visit(v0, v1, std::forward<F>(f)); +} + +// getter interface +template <typename ResultType, typename T> +ResultType& get(T& var) +{ + return var.template get<ResultType>(); +} + +template <typename ResultType, typename T> +ResultType const& get(T const& var) +{ + return var.template get<ResultType>(); +} +} // namespace util +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing + +#endif // OPENTRACING_UTIL_VARIANT_HPP diff --git a/src/jaegertracing/opentracing-cpp/AUTHORS b/src/jaegertracing/opentracing-cpp/AUTHORS new file mode 100644 index 000000000..d9b736a51 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/AUTHORS @@ -0,0 +1,6 @@ +AUTHORS +------- + + +OpenTracing Developers + diff --git a/src/jaegertracing/opentracing-cpp/BUILD.bazel b/src/jaegertracing/opentracing-cpp/BUILD.bazel new file mode 100644 index 000000000..c57dc9fe6 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/BUILD.bazel @@ -0,0 +1,41 @@ +cc_library( + name = "opentracing", + srcs = glob(["src/**/*.cpp"], exclude=["src/dynamic_load_unsupported.cpp", "src/dynamic_load_windows.cpp"]), + hdrs = glob(["include/opentracing/**/*.h"]) + [ + ":include/opentracing/config.h", + ":include/opentracing/version.h", + ], + strip_include_prefix = "include", + visibility = ["//visibility:public"], + deps = [ + "//3rd_party:expected", + "//3rd_party:variant", + ], + linkopts = [ + "-ldl", + ], +) + +genrule( + name = "generate_version_h", + srcs = glob([ + "*", + "cmake/*", + "src/**/*.cpp", + ]), + outs = [ + "include/opentracing/config.h", + "include/opentracing/version.h" + ], + cmd = """ + TEMP_DIR=$$(mktemp -d) + CONFIG_H_OUT=$${PWD}/$(location :include/opentracing/config.h) + VERSION_H_OUT=$${PWD}/$(location :include/opentracing/version.h) + OPENTRACING_ROOT=$$(dirname $${PWD}/$(location :CMakeLists.txt)) + cd $$TEMP_DIR + cmake -DBUILD_TESTING=OFF -DBUILD_MOCKTRACER=OFF -L $$OPENTRACING_ROOT + mv include/opentracing/config.h $$CONFIG_H_OUT + mv include/opentracing/version.h $$VERSION_H_OUT + rm -rf $$TEMP_DIR + """, +) diff --git a/src/jaegertracing/opentracing-cpp/CMakeLists.txt b/src/jaegertracing/opentracing-cpp/CMakeLists.txt new file mode 100644 index 000000000..a451844d3 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/CMakeLists.txt @@ -0,0 +1,248 @@ +set(CPACK_RPM_COMPONENT_INSTALL ON) +cmake_minimum_required(VERSION 3.1) + +project(opentracing-cpp) + +# ============================================================================== +# Version information + +# Increment ABI version for any ABI-breaking change. +# +# Also, whenever the ABI is between versions and in development +# suffix the ABI version number with "_unstable". +set(OPENTRACING_ABI_VERSION "3") + +# Version number follows semver +# See https://semver.org/ +set(OPENTRACING_VERSION_MAJOR "1") +set(OPENTRACING_VERSION_MINOR "6") +set(OPENTRACING_VERSION_PATCH "0") +set(OPENTRACING_VERSION_STRING + "${OPENTRACING_VERSION_MAJOR}.${OPENTRACING_VERSION_MINOR}.${OPENTRACING_VERSION_PATCH}") + +# ============================================================================== +# Set up cpack + +SET(CPACK_PACKAGE_DESCRIPTION_SUMMARY "C++ implementation of the OpenTracing API") +SET(CPACK_PACKAGE_VENDOR "opentracing.io") +SET(CPACK_PACKAGE_DESCRIPTION_FILE "${CMAKE_CURRENT_SOURCE_DIR}/README.md") +SET(CPACK_RESOURCE_FILE_LICENSE "${CMAKE_CURRENT_SOURCE_DIR}/LICENSE") +SET(CPACK_RPM_PACKAGE_GROUP "Development/Libraries") + +SET(CPACK_PACKAGE_VERSION_MAJOR ${OPENTRACING_VERSION_MAJOR}) +SET(CPACK_PACKAGE_VERSION_MINOR ${OPENTRACING_VERSION_MINOR}) +SET(CPACK_PACKAGE_VERSION_PATCH ${OPENTRACING_VERSION_PATCH}) +set(CPACK_RPM_DIST_POST_INSTALL_SCRIPT_FILE ${CMAKE_SOURCE_DIR}/cmake/runldconfig) +set(CPACK_RPM_DIST_POST_UNINSTALL_SCRIPT_FILE ${CMAKE_SOURCE_DIR}/cmake/runldconfig) +set(CPACK_COMPONENTS_ALL DIST DEVEL) +set(CPACK_COMPONENTS_GROUPING ONE_PER_GROUP) +set(CPACK_GENERATOR "RPM") +set(CPACK_COMPONENTS_IGNORE_GROUPS 1) + +include(CPack) + +set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/output) +set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/output) +set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/output) + +# ============================================================================== +# Configure compilers + +set(CMAKE_CXX_STANDARD 11) +if ("${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang") + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Weverything \ + -Wno-c++98-compat \ + -Wno-c++98-compat-pedantic \ + -Wno-c++98-compat-bind-to-temporary-copy \ + -Wno-weak-vtables \ + -Wno-exit-time-destructors \ + -Wno-global-constructors \ + -Wno-padded") +elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU") + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra") +elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "MSVC") + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -D_SCL_SECURE_NO_WARNINGS") +endif() + +# ============================================================================== +# Set up linter + +option(ENABLE_LINTING "Run clang-tidy on source files" ON) +if(ENABLE_LINTING) + find_program(CLANG_TIDY_EXE NAMES "clang-tidy" + DOC "Path to clang-tidy executable") + if(NOT CLANG_TIDY_EXE) + message(STATUS "clang-tidy not found.") + else() + message(STATUS "clang-tidy found: ${CLANG_TIDY_EXE}") + set(DO_CLANG_TIDY "${CLANG_TIDY_EXE}" "-checks=*,-clang-analyzer-alpha.*") + endif() +endif() + +# ============================================================================== +# Check for weak symbol support + +try_compile( + SUPPORTS_WEAK_SYMBOLS + "${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/CMakeTmp" + SOURCES ${CMAKE_CURRENT_LIST_DIR}/cmake/weak_symbol.cpp) + +# ============================================================================== +# Set up options + +option(BUILD_SHARED_LIBS "Build as a shared library" ON) +option(BUILD_STATIC_LIBS "Build as a static library" ON) +option(BUILD_MOCKTRACER "Build mocktracer library" ON) +option(BUILD_DYNAMIC_LOADING "Build with dynamic loading support" ON) + +if (BUILD_DYNAMIC_LOADING) + if (NOT WIN32) + if (NOT SUPPORTS_WEAK_SYMBOLS OR NOT UNIX) + message(WARNING "Building without dynamic loading support.") + set(BUILD_DYNAMIC_LOADING OFF) + endif() + endif() +endif() + +set(OPENTRACING_BUILD_DYNAMIC_LOADING ${BUILD_DYNAMIC_LOADING}) + +if (NOT BUILD_SHARED_LIBS AND NOT BUILD_STATIC_LIBS) + message(FATAL_ERROR "One or both of BUILD_SHARED_LIBS or BUILD_STATIC_LIBS must be set to ON to build") +endif() + +# ============================================================================== +# Set up libdir + +if (NOT DEFINED LIB_INSTALL_DIR) + set(LIB_INSTALL_DIR lib) +endif() + +# ============================================================================== +# Set up generated header files config.h and version.h + +configure_file(version.h.in include/opentracing/version.h) +configure_file(config.h.in include/opentracing/config.h) +include_directories(${CMAKE_CURRENT_BINARY_DIR}/include) +install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/include/opentracing + DESTINATION include + COMPONENT DEVEL) + +# ============================================================================== +# OpenTracing library targets + +include_directories(include) +include_directories(SYSTEM 3rd_party/include) + +set(SRCS src/propagation.cpp + src/dynamic_load.cpp + src/noop.cpp + src/tracer.cpp + src/tracer_factory.cpp + src/ext/tags.cpp) + +if (BUILD_DYNAMIC_LOADING) + if (WIN32) + list(APPEND SRCS src/dynamic_load_windows.cpp) + else() + list(APPEND SRCS src/dynamic_load_unix.cpp) + endif() +else() + list(APPEND SRCS src/dynamic_load_unsupported.cpp) +endif() + +list(APPEND LIBRARIES "") +if (BUILD_DYNAMIC_LOADING) + list(APPEND LIBRARIES ${CMAKE_DL_LIBS}) +endif() + + +if (BUILD_SHARED_LIBS) + add_library(opentracing SHARED ${SRCS}) + target_link_libraries(opentracing ${LIBRARIES}) + target_include_directories(opentracing INTERFACE "$<INSTALL_INTERFACE:include/>") + set_target_properties(opentracing PROPERTIES VERSION ${OPENTRACING_VERSION_STRING} + SOVERSION ${OPENTRACING_VERSION_MAJOR}) + target_compile_definitions(opentracing PRIVATE OPENTRACING_EXPORTS) + install(TARGETS opentracing EXPORT OpenTracingTargets + COMPONENT DIST + RUNTIME DESTINATION ${LIB_INSTALL_DIR} + LIBRARY DESTINATION ${LIB_INSTALL_DIR} + ARCHIVE DESTINATION ${LIB_INSTALL_DIR} + ) + if (CLANG_TIDY_EXE) + set_target_properties(opentracing PROPERTIES + CXX_CLANG_TIDY "${DO_CLANG_TIDY}") + endif() +endif() + +if (BUILD_STATIC_LIBS) + add_library(opentracing-static STATIC ${SRCS}) + target_link_libraries(opentracing-static ${LIBRARIES}) + # Windows generates a lib and dll files for a shared library. using the same name will override the lib file generated by the shared target + if (NOT WIN32) + set_target_properties(opentracing-static PROPERTIES OUTPUT_NAME opentracing) + endif() + target_compile_definitions(opentracing-static PUBLIC OPENTRACING_STATIC) + target_include_directories(opentracing-static INTERFACE "$<INSTALL_INTERFACE:include/>") + install(TARGETS opentracing-static EXPORT OpenTracingTargets + ARCHIVE DESTINATION ${LIB_INSTALL_DIR}) +endif() + + +install(DIRECTORY 3rd_party/include/opentracing/expected + COMPONENT DEVEL + DESTINATION include/opentracing + FILES_MATCHING PATTERN "*.hpp" + PATTERN "*.h") +install(DIRECTORY 3rd_party/include/opentracing/variant + COMPONENT DEVEL + DESTINATION include/opentracing + FILES_MATCHING PATTERN "*.hpp" + PATTERN "*.h") +install(DIRECTORY include/opentracing + COMPONENT DEVEL + DESTINATION include + FILES_MATCHING PATTERN "*.h") + + +if (BUILD_MOCKTRACER) + add_subdirectory(mocktracer) +endif() + +# ============================================================================== +# Package configuration setup + +include(CMakePackageConfigHelpers) +write_basic_package_version_file("${CMAKE_CURRENT_BINARY_DIR}/OpenTracingConfigVersion.cmake" + VERSION ${OPENTRACING_VERSION_STRING} + COMPATIBILITY AnyNewerVersion) +export(EXPORT OpenTracingTargets + FILE "${CMAKE_CURRENT_BINARY_DIR}/OpenTracingTargets.cmake" + NAMESPACE OpenTracing::) +configure_file(cmake/OpenTracingConfig.cmake + "${CMAKE_CURRENT_BINARY_DIR}/OpenTracingConfig.cmake" + COPYONLY) +set(ConfigPackageLocation ${LIB_INSTALL_DIR}/cmake/OpenTracing) +install(EXPORT OpenTracingTargets + FILE OpenTracingTargets.cmake + NAMESPACE OpenTracing:: + DESTINATION ${ConfigPackageLocation}) +install(FILES ${CMAKE_CURRENT_BINARY_DIR}/OpenTracingConfig.cmake + "${CMAKE_CURRENT_BINARY_DIR}/OpenTracingConfigVersion.cmake" + DESTINATION ${ConfigPackageLocation} + COMPONENT Devel) + +# ============================================================================== +# Testing + +include(CTest) +if(BUILD_TESTING) + add_subdirectory(test) +endif() + +# ============================================================================== +# Examples + +if(BUILD_TESTING) + add_subdirectory(example) +endif() diff --git a/src/jaegertracing/opentracing-cpp/ChangeLog b/src/jaegertracing/opentracing-cpp/ChangeLog new file mode 100644 index 000000000..7a1533c67 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/ChangeLog @@ -0,0 +1,4 @@ + +opentracing-cpp ChangeLog + +* initial release diff --git a/src/jaegertracing/opentracing-cpp/LICENSE b/src/jaegertracing/opentracing-cpp/LICENSE new file mode 100644 index 000000000..288665690 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/LICENSE @@ -0,0 +1,201 @@ + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. Definitions. + + "License" shall mean the terms and conditions for use, reproduction, + and distribution as defined by Sections 1 through 9 of this document. + + "Licensor" shall mean the copyright owner or entity authorized by + the copyright owner that is granting the License. + + "Legal Entity" shall mean the union of the acting entity and all + other entities that control, are controlled by, or are under common + control with that entity. For the purposes of this definition, + "control" means (i) the power, direct or indirect, to cause the + direction or management of such entity, whether by contract or + otherwise, or (ii) ownership of fifty percent (50%) or more of the + outstanding shares, or (iii) beneficial ownership of such entity. + + "You" (or "Your") shall mean an individual or Legal Entity + exercising permissions granted by this License. + + "Source" form shall mean the preferred form for making modifications, + including but not limited to software source code, documentation + source, and configuration files. + + "Object" form shall mean any form resulting from mechanical + transformation or translation of a Source form, including but + not limited to compiled object code, generated documentation, + and conversions to other media types. + + "Work" shall mean the work of authorship, whether in Source or + Object form, made available under the License, as indicated by a + copyright notice that is included in or attached to the work + (an example is provided in the Appendix below). + + "Derivative Works" shall mean any work, whether in Source or Object + form, that is based on (or derived from) the Work and for which the + editorial revisions, annotations, elaborations, or other modifications + represent, as a whole, an original work of authorship. For the purposes + of this License, Derivative Works shall not include works that remain + separable from, or merely link (or bind by name) to the interfaces of, + the Work and Derivative Works thereof. + + "Contribution" shall mean any work of authorship, including + the original version of the Work and any modifications or additions + to that Work or Derivative Works thereof, that is intentionally + submitted to Licensor for inclusion in the Work by the copyright owner + or by an individual or Legal Entity authorized to submit on behalf of + the copyright owner. For the purposes of this definition, "submitted" + means any form of electronic, verbal, or written communication sent + to the Licensor or its representatives, including but not limited to + communication on electronic mailing lists, source code control systems, + and issue tracking systems that are managed by, or on behalf of, the + Licensor for the purpose of discussing and improving the Work, but + excluding communication that is conspicuously marked or otherwise + designated in writing by the copyright owner as "Not a Contribution." + + "Contributor" shall mean Licensor and any individual or Legal Entity + on behalf of whom a Contribution has been received by Licensor and + subsequently incorporated within the Work. + + 2. Grant of Copyright License. Subject to the terms and conditions of + this License, each Contributor hereby grants to You a perpetual, + worldwide, non-exclusive, no-charge, royalty-free, irrevocable + copyright license to reproduce, prepare Derivative Works of, + publicly display, publicly perform, sublicense, and distribute the + Work and such Derivative Works in Source or Object form. + + 3. Grant of Patent License. Subject to the terms and conditions of + this License, each Contributor hereby grants to You a perpetual, + worldwide, non-exclusive, no-charge, royalty-free, irrevocable + (except as stated in this section) patent license to make, have made, + use, offer to sell, sell, import, and otherwise transfer the Work, + where such license applies only to those patent claims licensable + by such Contributor that are necessarily infringed by their + Contribution(s) alone or by combination of their Contribution(s) + with the Work to which such Contribution(s) was submitted. If You + institute patent litigation against any entity (including a + cross-claim or counterclaim in a lawsuit) alleging that the Work + or a Contribution incorporated within the Work constitutes direct + or contributory patent infringement, then any patent licenses + granted to You under this License for that Work shall terminate + as of the date such litigation is filed. + + 4. Redistribution. You may reproduce and distribute copies of the + Work or Derivative Works thereof in any medium, with or without + modifications, and in Source or Object form, provided that You + meet the following conditions: + + (a) You must give any other recipients of the Work or + Derivative Works a copy of this License; and + + (b) You must cause any modified files to carry prominent notices + stating that You changed the files; and + + (c) You must retain, in the Source form of any Derivative Works + that You distribute, all copyright, patent, trademark, and + attribution notices from the Source form of the Work, + excluding those notices that do not pertain to any part of + the Derivative Works; and + + (d) If the Work includes a "NOTICE" text file as part of its + distribution, then any Derivative Works that You distribute must + include a readable copy of the attribution notices contained + within such NOTICE file, excluding those notices that do not + pertain to any part of the Derivative Works, in at least one + of the following places: within a NOTICE text file distributed + as part of the Derivative Works; within the Source form or + documentation, if provided along with the Derivative Works; or, + within a display generated by the Derivative Works, if and + wherever such third-party notices normally appear. The contents + of the NOTICE file are for informational purposes only and + do not modify the License. You may add Your own attribution + notices within Derivative Works that You distribute, alongside + or as an addendum to the NOTICE text from the Work, provided + that such additional attribution notices cannot be construed + as modifying the License. + + You may add Your own copyright statement to Your modifications and + may provide additional or different license terms and conditions + for use, reproduction, or distribution of Your modifications, or + for any such Derivative Works as a whole, provided Your use, + reproduction, and distribution of the Work otherwise complies with + the conditions stated in this License. + + 5. Submission of Contributions. Unless You explicitly state otherwise, + any Contribution intentionally submitted for inclusion in the Work + by You to the Licensor shall be under the terms and conditions of + this License, without any additional terms or conditions. + Notwithstanding the above, nothing herein shall supersede or modify + the terms of any separate license agreement you may have executed + with Licensor regarding such Contributions. + + 6. Trademarks. This License does not grant permission to use the trade + names, trademarks, service marks, or product names of the Licensor, + except as required for reasonable and customary use in describing the + origin of the Work and reproducing the content of the NOTICE file. + + 7. Disclaimer of Warranty. Unless required by applicable law or + agreed to in writing, Licensor provides the Work (and each + Contributor provides its Contributions) on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or + implied, including, without limitation, any warranties or conditions + of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A + PARTICULAR PURPOSE. You are solely responsible for determining the + appropriateness of using or redistributing the Work and assume any + risks associated with Your exercise of permissions under this License. + + 8. Limitation of Liability. In no event and under no legal theory, + whether in tort (including negligence), contract, or otherwise, + unless required by applicable law (such as deliberate and grossly + negligent acts) or agreed to in writing, shall any Contributor be + liable to You for damages, including any direct, indirect, special, + incidental, or consequential damages of any character arising as a + result of this License or out of the use or inability to use the + Work (including but not limited to damages for loss of goodwill, + work stoppage, computer failure or malfunction, or any and all + other commercial damages or losses), even if such Contributor + has been advised of the possibility of such damages. + + 9. Accepting Warranty or Additional Liability. While redistributing + the Work or Derivative Works thereof, You may choose to offer, + and charge a fee for, acceptance of support, warranty, indemnity, + or other liability obligations and/or rights consistent with this + License. However, in accepting such obligations, You may act only + on Your own behalf and on Your sole responsibility, not on behalf + of any other Contributor, and only if You agree to indemnify, + defend, and hold each Contributor harmless for any liability + incurred by, or claims asserted against, such Contributor by reason + of your accepting any such warranty or additional liability. + + END OF TERMS AND CONDITIONS + + APPENDIX: How to apply the Apache License to your work. + + To apply the Apache License to your work, attach the following + boilerplate notice, with the fields enclosed by brackets "{}" + replaced with your own identifying information. (Don't include + the brackets!) The text should be enclosed in the appropriate + comment syntax for the file format. We also recommend that a + file or class name and description of purpose be included on the + same "printed page" as the copyright notice for easier + identification within third-party archives. + + Copyright The OpenTracing Authors + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License.
\ No newline at end of file diff --git a/src/jaegertracing/opentracing-cpp/NEWS b/src/jaegertracing/opentracing-cpp/NEWS new file mode 100644 index 000000000..ae51f8dd6 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/NEWS @@ -0,0 +1 @@ +no news diff --git a/src/jaegertracing/opentracing-cpp/README.md b/src/jaegertracing/opentracing-cpp/README.md new file mode 100644 index 000000000..03988a2c9 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/README.md @@ -0,0 +1,231 @@ +# OpenTracing API for C++ +C++ implementation of the OpenTracing API http://opentracing.io + +[![Join the chat at https://gitter.im/opentracing/opentracing-cpp](https://badges.gitter.im/opentracing/opentracing-cpp.svg)](https://gitter.im/opentracing/opentracing-cpp?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge) + +## Required Reading + +In order to understand the C++ platform API, one must first be familiar with the +[OpenTracing project](http://opentracing.io) and +[terminology](http://opentracing.io/documentation/pages/spec) more generally. + +## Compile and install + +#### Linux/MacOS + +```bash +mkdir .build +cd .build +cmake .. +make +sudo make install +``` + +To test: + +```bash +make test +``` + +#### Windows + +```bash +mkdir .build +cd .build +cmake -G "Visual Studio 15 2017 Win64" .. +``` +To build the targets in debug mode +```bash +MSBuild.exe opentracing-cpp.sln /p:Configuration=Debug /Target=Build +``` +To build the targets in release mode +```bash +MSBuild.exe opentracing-cpp.sln /p:Configuration=Release /Target=Build +``` + +To test: +Run the below command to run the tests with the debug targets +```bash +ctest -C Debug +``` +Run the below command to run the tests with the release targets +```bash +ctest -C Release +``` + +## API overview for those adding instrumentation + +Everyday consumers of this `opentracing` package really only need to worry +about a couple of key abstractions: the `StartSpan` function, the `Span` +interface, and binding a `Tracer` at `main()`-time. Here are code snippets +demonstrating some important use cases. + +#### Singleton initialization + +The simplest starting point is `opentracing/tracer.h`. As early as possible, call + +```cpp + #include <opentracing/tracer.h> + #include <some_tracing_impl.h> + + int main() { + Tracer::InitGlobal(make_some_tracing_impl()); + ... + } +``` + +#### Non-Singleton initialization + +If you prefer direct control to singletons, manage ownership of the +`opentracing::Tracer` implementation explicitly. + +#### Starting an empty trace by creating a "root span" + +It's always possible to create a "root" `Span` with no parent or other causal +reference. + +```cpp + void xyz() { + ... + auto tracer = /* Some Tracer */ + auto span = tracer->StartSpan("operation_name"); + if (!span) + // Error creating span. + ... + span->Finish(); + ... + } +``` + +#### Creating a (child) Span given an existing (parent) Span + +```cpp + void xyz(const opentracing::Span& parent_span, ...) { + ... + auto tracer = /* Some Tracer */ + auto span = tracer->StartSpan( + "operation_name", + {opentracing::ChildOf(&parent_span.context())}); + if (!span) + // Error creating span. + ... + span->Finish(); + ... + } +``` + +#### Inject Span context into a TextMapWriter + +```cpp + struct CustomCarrierWriter : opentracing::TextMapWriter { + explicit CustomCarrierWriter( + std::unordered_map<std::string, std::string>& data_) + : data{data_} {} + + opentracing::expected<void> Set( + opentracing::string_view key, + opentracing::string_view value) const override { + // OpenTracing uses opentracing::expected for error handling. This closely + // follows the expected proposal for the C++ Standard Library. See + // http://open-std.org/JTC1/SC22/WG21/docs/papers/2017/p0323r3.pdf + // for more background. + opentracing::expected<void> result; + + auto was_successful = data.emplace(key, value); + if (was_successful.second) { + // Use a default constructed opentracing::expected<void> to indicate + // success. + return result; + } else { + // `key` clashes with existing data, so the span context can't be encoded + // successfully; set opentracing::expected<void> to an std::error_code. + return opentracing::make_unexpected( + std::make_error_code(std::errc::not_supported)); + } + } + + std::unordered_map<std::string, std::string>& data; + }; + + ... + + std::unordered_map<std::string, std::string> data; + CustomCarrierWriter carrier{data}; + auto was_successful = tracer->Inject(span->context(), carrier); + if (!was_successful) { + // Injection failed, log an error message. + std::cerr << was_successful.error().message() << "\n"; + } +``` + +#### Extract Span context from a TextMapReader + +```cpp + struct CustomCarrierReader : opentracing::TextMapReader { + explicit CustomCarrierReader( + const std::unordered_map<std::string, std::string>& data_) + : data{data_} {} + + using F = std::function<opentracing::expected<void>( + opentracing::string_view, opentracing::string_view)>; + + opentracing::expected<void> ForeachKey(F f) const override { + // Iterate through all key-value pairs, the tracer will use the relevant keys + // to extract a span context. + for (auto& key_value : data) { + auto was_successful = f(key_value.first, key_value.second); + if (!was_successful) { + // If the callback returns and unexpected value, bail out of the loop. + return was_successful; + } + } + + // Indicate successful iteration. + return {}; + } + + // Optional, define TextMapReader::LookupKey to allow for faster extraction. + opentracing::expected<opentracing::string_view> LookupKey( + opentracing::string_view key) const override { + auto iter = data.find(key); + if (iter != data.end()) { + return opentracing::make_unexpected(opentracing::key_not_found_error); + } + return opentracing::string_view{iter->second}; + } + + const std::unordered_map<std::string, std::string>& data; + }; + + ... + + CustomCarrierReader carrier{data}; + auto span_context_maybe = tracer->Extract(carrier); + if (!span_context_maybe) { + // Extraction failed, log an error message. + std::cerr << span_context_maybe.error().message() << "\n"; + } + + // If `carrier` contained a span context, `span_context` will point to a + // representation of it; otherwise, if no span context existed, `span_context` + // will be nullptr; + std::unique_ptr<opentracing::SpanContext> span_context = + std::move(*span_context_maybe); +``` + +## API compatibility + +For the time being, "mild" backwards-incompatible changes may be made without +changing the major version number. As OpenTracing and `opentracing-cpp` mature, +backwards compatibility will become more of a priority. + +## C/C++98 + +This library requires C++11 or later. But if you're interested in a C or C++98 +API contact us on [gitter](https://gitter.im/opentracing/opentracing-cpp?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge). +We're open to supporting additional APIs in a separate repository if there are +people willing to maintain it. + +## License + +By contributing to opentracing.cpp, you agree that your contributions will be licensed under its [Apache 2.0 License](./LICENSE). diff --git a/src/jaegertracing/opentracing-cpp/RELEASE.md b/src/jaegertracing/opentracing-cpp/RELEASE.md new file mode 100644 index 000000000..d3a98b77e --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/RELEASE.md @@ -0,0 +1,8 @@ +# Release Process + +1. Update CMakeLists.txt + * Set OPENTRACING_VERSION_MAJOR, OPENTRACING_VERSION_MINOR, and OPENTRACING_VERSION_PATCH to the correct numbers. + * Remove `_unstable` from OPENTRACING_ABI_VERSION if present. +2. Create a PR "Preparing for release X.Y.Z" against master branch +3. Create a release "Release X.Y.Z" on Github + * Create Tag `vX.Y.Z`. diff --git a/src/jaegertracing/opentracing-cpp/WORKSPACE b/src/jaegertracing/opentracing-cpp/WORKSPACE new file mode 100644 index 000000000..1b5eaf852 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/WORKSPACE @@ -0,0 +1 @@ +workspace(name = "io_opentracing_cpp") diff --git a/src/jaegertracing/opentracing-cpp/ci/setup_linux_environment.sh b/src/jaegertracing/opentracing-cpp/ci/setup_linux_environment.sh new file mode 100755 index 000000000..8801b97ad --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/ci/setup_linux_environment.sh @@ -0,0 +1,15 @@ +#!/bin/bash + +set -e + +echo "deb [arch=amd64] http://storage.googleapis.com/bazel-apt stable jdk1.8" | sudo tee /etc/apt/sources.list.d/bazel.list +curl --silent https://bazel.build/bazel-release.pub.gpg | sudo apt-key add - +sudo apt-get update -o Dir::Etc::sourcelist="sources.list.d/bazel.list" \ + -o Dir::Etc::sourceparts="-" \ + -o APT::Get::List-Cleanup="0" +sudo apt-get install openjdk-8-jdk bazel +sudo apt-get install software-properties-common + +sudo add-apt-repository ppa:george-edison55/cmake-3.x -y +sudo apt-get update +sudo apt-get install cmake diff --git a/src/jaegertracing/opentracing-cpp/ci/setup_osx_environment.sh b/src/jaegertracing/opentracing-cpp/ci/setup_osx_environment.sh new file mode 100755 index 000000000..ec8f59794 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/ci/setup_osx_environment.sh @@ -0,0 +1,4 @@ +#!/bin/bash + +brew update +brew install bazel diff --git a/src/jaegertracing/opentracing-cpp/cmake/OpenTracingConfig.cmake b/src/jaegertracing/opentracing-cpp/cmake/OpenTracingConfig.cmake new file mode 100644 index 000000000..e8f5939c4 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/cmake/OpenTracingConfig.cmake @@ -0,0 +1,12 @@ +# - Locate the opentracing headers and libraries +# Usage: +# find_package(OpenTracing) +# find_package(OpenTracing 0.1.0) # To specify a minimum version +# This will create the targets: +# OpenTracing::opentracing # dynamic library +# OpenTracing::opentracing-static # static library +# +# Linking to these libraries will also add the approprate interface header path to your compilation line. +# e.g. target_link_libraries(newtarget OpenTracing::opentracing) + +include("${CMAKE_CURRENT_LIST_DIR}/OpenTracingTargets.cmake") diff --git a/src/jaegertracing/opentracing-cpp/cmake/runldconfig b/src/jaegertracing/opentracing-cpp/cmake/runldconfig new file mode 100755 index 000000000..bb27afe8c --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/cmake/runldconfig @@ -0,0 +1,4 @@ +#!/bin/bash +/sbin/ldconfig + +#This sets up the links between shared libraries after installation and uninstallation of RPMs. diff --git a/src/jaegertracing/opentracing-cpp/cmake/weak_symbol.cpp b/src/jaegertracing/opentracing-cpp/cmake/weak_symbol.cpp new file mode 100644 index 000000000..902f683ae --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/cmake/weak_symbol.cpp @@ -0,0 +1,3 @@ +void __attribute((weak)) f(); + +int main() { return 0; } diff --git a/src/jaegertracing/opentracing-cpp/config.h.in b/src/jaegertracing/opentracing-cpp/config.h.in new file mode 100644 index 000000000..18d1172e6 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/config.h.in @@ -0,0 +1,3 @@ +#pragma once + +#cmakedefine OPENTRACING_BUILD_DYNAMIC_LOADING diff --git a/src/jaegertracing/opentracing-cpp/example/CMakeLists.txt b/src/jaegertracing/opentracing-cpp/example/CMakeLists.txt new file mode 100644 index 000000000..39565cca9 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/example/CMakeLists.txt @@ -0,0 +1,2 @@ +add_subdirectory(tutorial) +add_subdirectory(dynamic_load) diff --git a/src/jaegertracing/opentracing-cpp/example/dynamic_load/CMakeLists.txt b/src/jaegertracing/opentracing-cpp/example/dynamic_load/CMakeLists.txt new file mode 100644 index 000000000..1413a4bf6 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/example/dynamic_load/CMakeLists.txt @@ -0,0 +1,4 @@ +if (BUILD_DYNAMIC_LOADING AND BUILD_SHARED_LIBS) + add_executable(dynamic_load-example dynamic_load-example.cpp) + target_link_libraries(dynamic_load-example opentracing) +endif() diff --git a/src/jaegertracing/opentracing-cpp/example/dynamic_load/dynamic_load-example.cpp b/src/jaegertracing/opentracing-cpp/example/dynamic_load/dynamic_load-example.cpp new file mode 100644 index 000000000..f49996fb4 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/example/dynamic_load/dynamic_load-example.cpp @@ -0,0 +1,69 @@ +// Demonstrates how to load a tracer library in at runtime and how to use it +// to construct spans. To run it using the mocktracer, invoke with +// +// TRACER_CONFIG=`mktemp` +// echo '{ "output_file": "/dev/stdout" }' > $TRACER_CONFIG +// dynamic_load-example /path/to/libopentracing_mocktracer.so $TRACER_CONFIG + +#include <opentracing/dynamic_load.h> +#include <cassert> +#include <cerrno> +#include <fstream> +#include <iostream> +#include <iterator> +#include <string> + +#ifdef _MSC_VER +#pragma warning(push) +#pragma warning(disable : 4996) +#endif + +int main(int argc, char* argv[]) { + if (argc != 3) { + std::cerr << "Usage: <tracer_library> <tracer_config_file>\n"; + return -1; + } + + // Load the tracer library. + std::string error_message; + auto handle_maybe = + opentracing::DynamicallyLoadTracingLibrary(argv[1], error_message); + if (!handle_maybe) { + std::cerr << "Failed to load tracer library " << error_message << "\n"; + return -1; + } + + // Read in the tracer's configuration. + std::ifstream istream{argv[2]}; + if (!istream.good()) { + std::cerr << "Failed to open tracer config file " << argv[2] << ": " + << std::strerror(errno) << "\n"; + return -1; + } + std::string tracer_config{std::istreambuf_iterator<char>{istream}, + std::istreambuf_iterator<char>{}}; + + // Construct a tracer. + auto& tracer_factory = handle_maybe->tracer_factory(); + auto tracer_maybe = + tracer_factory.MakeTracer(tracer_config.c_str(), error_message); + if (!tracer_maybe) { + std::cerr << "Failed to create tracer " << error_message << "\n"; + return -1; + } + auto& tracer = *tracer_maybe; + + // Use the tracer to create some spans. + { + auto span_a = tracer->StartSpan("A"); + assert(span_a != nullptr); + span_a->SetTag("abc", 123); + auto span_b = + tracer->StartSpan("B", {opentracing::ChildOf(&span_a->context())}); + assert(span_b != nullptr); + span_b->SetTag("xyz", 987); + } + + tracer->Close(); + return 0; +} diff --git a/src/jaegertracing/opentracing-cpp/example/tutorial/CMakeLists.txt b/src/jaegertracing/opentracing-cpp/example/tutorial/CMakeLists.txt new file mode 100644 index 000000000..11daf1688 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/example/tutorial/CMakeLists.txt @@ -0,0 +1,6 @@ +if (BUILD_MOCKTRACER AND BUILD_SHARED_LIBS) + include_directories(../../mocktracer/include) + add_executable(tutorial-example tutorial-example.cpp) + target_link_libraries(tutorial-example opentracing_mocktracer) + add_test(NAME tutorial-example COMMAND tutorial-example) +endif() diff --git a/src/jaegertracing/opentracing-cpp/example/tutorial/text_map_carrier.h b/src/jaegertracing/opentracing-cpp/example/tutorial/text_map_carrier.h new file mode 100644 index 000000000..2538324d4 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/example/tutorial/text_map_carrier.h @@ -0,0 +1,37 @@ +#ifndef LIGHTSTEP_TEXT_MAP_CARRIER +#define LIGHTSTEP_TEXT_MAP_CARRIER + +#include <opentracing/propagation.h> +#include <string> +#include <unordered_map> + +using opentracing::expected; +using opentracing::string_view; +using opentracing::TextMapReader; +using opentracing::TextMapWriter; + +class TextMapCarrier : public TextMapReader, public TextMapWriter { + public: + TextMapCarrier(std::unordered_map<std::string, std::string>& text_map) + : text_map_(text_map) {} + + expected<void> Set(string_view key, string_view value) const override { + text_map_[key] = value; + return {}; + } + + expected<void> ForeachKey( + std::function<expected<void>(string_view key, string_view value)> f) + const override { + for (const auto& key_value : text_map_) { + auto result = f(key_value.first, key_value.second); + if (!result) return result; + } + return {}; + } + + private: + std::unordered_map<std::string, std::string>& text_map_; +}; + +#endif // LIGHTSTEP_TEXT_MAP_CARRIER diff --git a/src/jaegertracing/opentracing-cpp/example/tutorial/tutorial-example.cpp b/src/jaegertracing/opentracing-cpp/example/tutorial/tutorial-example.cpp new file mode 100644 index 000000000..e842765b2 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/example/tutorial/tutorial-example.cpp @@ -0,0 +1,99 @@ +// Demonstrates basic usage of the OpenTracing API. Uses OpenTracing's +// mocktracer to capture all the recorded spans as JSON. + +#include <opentracing/mocktracer/json_recorder.h> +#include <opentracing/mocktracer/tracer.h> +#include <cassert> +#include <iostream> +#include <sstream> +#include <unordered_map> +#include "text_map_carrier.h" +using namespace opentracing; +using namespace opentracing::mocktracer; + +int main() { + MockTracerOptions options; + std::unique_ptr<std::ostringstream> output{new std::ostringstream{}}; + std::ostringstream& oss = *output; + options.recorder = std::unique_ptr<mocktracer::Recorder>{ + new JsonRecorder{std::move(output)}}; + + std::shared_ptr<opentracing::Tracer> tracer{ + new MockTracer{std::move(options)}}; + + auto parent_span = tracer->StartSpan("parent"); + assert(parent_span); + + // Create a child span. + { + auto child_span = + tracer->StartSpan("childA", {ChildOf(&parent_span->context())}); + assert(child_span); + + // Set a simple tag. + child_span->SetTag("simple tag", 123); + + // Set a complex tag. + child_span->SetTag("complex tag", + Values{123, Dictionary{{"abc", 123}, {"xyz", 4.0}}}); + + // Log simple values. + child_span->Log({{"event", "simple log"}, {"abc", 123}}); + + // Log complex values. + child_span->Log({{"event", "complex log"}, + {"data", Dictionary{{"a", 1}, {"b", Values{1, 2}}}}}); + + child_span->Finish(); + } + + // Create a follows from span. + { + auto child_span = + tracer->StartSpan("childB", {FollowsFrom(&parent_span->context())}); + + // child_span's destructor will finish the span if not done so explicitly. + } + + // Use custom timestamps. + { + auto t1 = SystemClock::now(); + auto t2 = SteadyClock::now(); + auto span = tracer->StartSpan( + "useCustomTimestamps", + {ChildOf(&parent_span->context()), StartTimestamp(t1)}); + assert(span); + span->Finish({FinishTimestamp(t2)}); + } + + // Extract and Inject a span context. + { + std::unordered_map<std::string, std::string> text_map; + TextMapCarrier carrier(text_map); + auto err = tracer->Inject(parent_span->context(), carrier); + assert(err); + auto span_context_maybe = tracer->Extract(carrier); + assert(span_context_maybe); + auto span = tracer->StartSpan("propagationSpan", + {ChildOf(span_context_maybe->get())}); + } + + // You get an error when trying to extract a corrupt span. + { + std::unordered_map<std::string, std::string> text_map = { + {"x-ot-span-context", "123"}}; + TextMapCarrier carrier(text_map); + auto err = tracer->Extract(carrier); + assert(!err); + assert(err.error() == span_context_corrupted_error); + // How to get a readable message from the error. + std::cout << "Example error message: \"" << err.error().message() << "\"\n"; + } + + parent_span->Finish(); + tracer->Close(); + + std::cout << "\nRecorded spans as JSON:\n\n"; + std::cout << oss.str() << "\n"; + return 0; +} diff --git a/src/jaegertracing/opentracing-cpp/include/opentracing/dynamic_load.h b/src/jaegertracing/opentracing-cpp/include/opentracing/dynamic_load.h new file mode 100644 index 000000000..f8f983768 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/include/opentracing/dynamic_load.h @@ -0,0 +1,151 @@ +#ifndef OPENTRACING_DYNAMIC_LOAD_H +#define OPENTRACING_DYNAMIC_LOAD_H + +#include <opentracing/config.h> +#include <opentracing/symbols.h> +#include <opentracing/tracer.h> +#include <opentracing/tracer_factory.h> +#include <opentracing/version.h> +#include <system_error> + +// OpenTracingMakeTracerFactory provides a common hook that can be used to +// create an TracerFactory from a dynamically loaded library. Users should +// prefer to use the function DynamicallyLoadTracingLibrary over calling it +// directly. +// +// It takes the parameter `opentracing_version` and `opentracing_abi_version` +// representing the version of opentracing used by the caller. Upon success it +// returns the code `0` and sets `tracer_factory` to point to an instance of +// TracerFactory. +// +// On failure, it returns a non-zero error code and sets `error_category` to +// point to an std::error_category for the returned error code. +// +// Example usage, +// +// const std::error_category* error_category = nullptr; +// std::string error_message; +// opentracing::TracerFactory* tracer_factory = nullptr; +// int rcode = (*OpenTracingMakeTracerFactory)( +// OPENTRACING_VERSION, +// OPENTRACING_ABI_VERSION, +// &static_cast<const void*>(error_category), +// static_cast<void*>(&error_message), +// &static_cast<void*>(tracer_factory)); +// if (rcode == 0) { +// // success +// assert(tracer_factory != nullptr); +// } else { +// // failure +// assert(error_category != nullptr); +// std::error_code error{rcode, *error_category}; +// } +using OpenTracingMakeTracerFactoryType = int( + const char* opentracing_version, const char* opentracing_abi_version, + const void** error_category, void* error_message, void** tracer_factory); + +#ifdef WIN32 + +#define OPENTRACING_DECLARE_IMPL_FACTORY(X) \ + extern "C" { \ + \ + extern __declspec(dllexport) \ + OpenTracingMakeTracerFactoryType* const OpenTracingMakeTracerFactory; \ + \ + __declspec(selectany) OpenTracingMakeTracerFactoryType* const \ + OpenTracingMakeTracerFactory = X; \ + } // extern "C" + +#else + +#define OPENTRACING_DECLARE_IMPL_FACTORY(X) \ + extern "C" { \ + \ + __attribute((weak)) extern OpenTracingMakeTracerFactoryType* const \ + OpenTracingMakeTracerFactory; \ + \ + OpenTracingMakeTracerFactoryType* const OpenTracingMakeTracerFactory = X; \ + } // extern "C" + +#endif + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +// Returns the std::error_category class used for opentracing dynamic loading +// errors. +// +// See +// http://blog.think-async.com/2010/04/system-error-support-in-c0x-part-1.html +// https://ned14.github.io/boost.outcome/md_doc_md_03-tutorial_b.html +OPENTRACING_API const std::error_category& dynamic_load_error_category(); + +// `dynamic_load_failure_error` occurs when dynamically loading a tracer library +// fails. Possible reasons could be the library doesn't exist or it is missing +// the required symbols. +const std::error_code dynamic_load_failure_error(1, + dynamic_load_error_category()); + +// `dynamic_load_not_supported_error` means dynamic loading of tracing libraries +// is not supported for the platform used. +const std::error_code dynamic_load_not_supported_error( + 2, dynamic_load_error_category()); + +// `incompatible_library_versions_error` occurs if the tracing library +// dynamically loaded uses an incompatible version of opentracing. +const std::error_code incompatible_library_versions_error( + 3, dynamic_load_error_category()); + +class DynamicLibraryHandle { + public: + virtual ~DynamicLibraryHandle() = default; +}; + +// Provides a handle to a dynamically loaded tracing library that can be used +// to create tracers. +// +// Note: The handle must not be destructed while any associated tracers are +// still in use. +// +// See TracerFactory +class DynamicTracingLibraryHandle { + public: + DynamicTracingLibraryHandle() = default; + + DynamicTracingLibraryHandle( + std::unique_ptr<const TracerFactory>&& tracer_factory, + std::unique_ptr<DynamicLibraryHandle>&& dynamic_library_handle) noexcept; + + const TracerFactory& tracer_factory() const noexcept { + return *tracer_factory_; + } + + private: + std::unique_ptr<DynamicLibraryHandle> dynamic_library_handle_; + std::unique_ptr<const TracerFactory> tracer_factory_; +}; + +// Dynamically loads a tracing library and returns a handle that can be used +// to create tracers. +// +// Example: +// std::string error_message; +// auto handle_maybe = DynamicallyLoadTracingLibrary( +// "libtracing_vendor.so", +// error_message); +// if (handle_maybe) { +// // success +// auto& tracer_factory = handle_maybe->tracer_factory(); +// } else { +// // failure +// std::error_code error = handle_maybe.error(); +// // `error_message` may also contain a more descriptive message +// } +// +// See DynamicTracingLibraryHandle, TracerFactory +OPENTRACING_API expected<DynamicTracingLibraryHandle> +DynamicallyLoadTracingLibrary(const char* shared_library, + std::string& error_message) noexcept; +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing + +#endif // OPENTRACING_DYNAMIC_LOAD_H diff --git a/src/jaegertracing/opentracing-cpp/include/opentracing/ext/tags.h b/src/jaegertracing/opentracing-cpp/include/opentracing/ext/tags.h new file mode 100644 index 000000000..746cd37c0 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/include/opentracing/ext/tags.h @@ -0,0 +1,122 @@ +#ifndef OPENTRACING_EXT_TAGS_H +#define OPENTRACING_EXT_TAGS_H + +#include <opentracing/string_view.h> +#include <opentracing/symbols.h> +#include <opentracing/version.h> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +namespace ext { +// The following tags are described in greater detail at the following url: +// https://github.com/opentracing/specification/blob/master/semantic_conventions.md +// +// Here we define standard names for tags that can be added to spans by the +// instrumentation code. The actual tracing systems are not required to +// retain these as tags in the stored spans if they have other means of +// representing the same data. For example, the SPAN_KIND='server' can be +// inferred from a Zipkin span by the presence of ss/sr annotations. + +// --------------------------------------------------------------------------- +// span_kind hints at relationship between spans, e.g. client/server +// --------------------------------------------------------------------------- +OPENTRACING_API extern const opentracing::string_view span_kind; + +// Marks a span representing the client-side of an RPC or other remote call +OPENTRACING_API extern const opentracing::string_view span_kind_rpc_client; + +// Marks a span representing the server-side of an RPC or other remote call +OPENTRACING_API extern const opentracing::string_view span_kind_rpc_server; + +// --------------------------------------------------------------------------- +// error indicates whether a Span ended in an error state. +// --------------------------------------------------------------------------- +OPENTRACING_API extern const opentracing::string_view error; + +// --------------------------------------------------------------------------- +// component (string) ia s low-cardinality identifier of the module, library, +// or package that is generating a span. +// --------------------------------------------------------------------------- +OPENTRACING_API extern const opentracing::string_view component; + +// --------------------------------------------------------------------------- +// sampling_priority (uint16) determines the priority of sampling this Span. +// --------------------------------------------------------------------------- +OPENTRACING_API extern const opentracing::string_view sampling_priority; + +// --------------------------------------------------------------------------- +// peer_* tags can be emitted by either client-side of server-side to describe +// the other side/service in a peer-to-peer communications, like an RPC call. +// --------------------------------------------------------------------------- +// peer_service (string) records the service name of the peer +OPENTRACING_API extern const opentracing::string_view peer_service; + +// peer_hostname (string) records the host name of the peer +OPENTRACING_API extern const opentracing::string_view peer_hostname; + +// peer_address (string) suitable for use in a networking client library. +// This may be a "ip:port", a bare "hostname", a FQDN, or even a +// JDBC substring like "mysql://prod-db:3306" +OPENTRACING_API extern const opentracing::string_view peer_address; + +// peer_host_ipv4 (uint32) records IP v4 host address of the peer +OPENTRACING_API extern const opentracing::string_view peer_host_ipv4; + +// peer_host_ipv6 (string) records IP v6 host address of the peer +OPENTRACING_API extern const opentracing::string_view peer_host_ipv6; + +// peer_port (uint16) records port number of the peer +OPENTRACING_API extern const opentracing::string_view peer_port; + +// --------------------------------------------------------------------------- +// HTTP tags +// --------------------------------------------------------------------------- + +// http_url (string) should be the URL of the request being handled in this +// segment of the trace, in standard URI format. The protocol is optional. +OPENTRACING_API extern const opentracing::string_view http_url; + +// http_method (string) is the HTTP method of the request. +// Both upper/lower case values are allowed. +OPENTRACING_API extern const opentracing::string_view http_method; + +// http_status_code (int) is the numeric HTTP status code (200, 404, etc) +// of the HTTP response. +OPENTRACING_API extern const opentracing::string_view http_status_code; + +// --------------------------------------------------------------------------- +// DATABASE tags +// --------------------------------------------------------------------------- + +// database_instance (string) The database instance name. E.g., In java, if +// the jdbc.url="jdbc:mysql://127.0.0.1:3306/customers", the instance +// name is "customers" +OPENTRACING_API extern const opentracing::string_view database_instance; + +// database_statement (string) A database statement for the given database +// type. E.g., for db.type="SQL", "SELECT * FROM user_table"; +// for db.type="redis", "SET mykey 'WuValue'". +OPENTRACING_API extern const opentracing::string_view database_statement; + +// database_type (string) For any SQL database, "sql". For others, +// the lower-case database category, e.g. "cassandra", "hbase", or "redis". +OPENTRACING_API extern const opentracing::string_view database_type; + +// database_user (string) Username for accessing database. E.g., +// "readonly_user" or "reporting_user" +OPENTRACING_API extern const opentracing::string_view database_user; + +// --------------------------------------------------------------------------- +// message_bus tags +// --------------------------------------------------------------------------- + +// message_bus_destination (string) An address at which messages can be +// exchanged. E.g. A Kafka record has an associated "topic name" that can +// be extracted by the instrumented producer or consumer and stored +// using this tag. +OPENTRACING_API extern const opentracing::string_view message_bus_destination; +} // namespace ext +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing + +#endif // OPENTRACING_EXT_TAGS_H diff --git a/src/jaegertracing/opentracing-cpp/include/opentracing/noop.h b/src/jaegertracing/opentracing-cpp/include/opentracing/noop.h new file mode 100644 index 000000000..53134893d --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/include/opentracing/noop.h @@ -0,0 +1,28 @@ +#ifndef OPENTRACING_NOOP_H +#define OPENTRACING_NOOP_H + +#include <opentracing/symbols.h> +#include <opentracing/tracer.h> +#include <opentracing/version.h> +#include <memory> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +// A NoopTracer is a trivial, minimum overhead implementation of Tracer +// for which all operations are no-ops. +// +// The primary use of this implementation is in libraries, such as RPC +// frameworks, that make tracing an optional feature controlled by the +// end user. A no-op implementation allows said libraries to use it +// as the default Tracer and to write instrumentation that does +// not need to keep checking if the tracer instance is nil. +// +// For the same reason, the NoopTracer is the default "global" tracer +// (see Tracer::Global and Tracer::InitGlobal functions). +// +// WARNING: NoopTracer does not support baggage propagation. +OPENTRACING_API std::shared_ptr<Tracer> MakeNoopTracer() noexcept; +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing + +#endif // OPENTRACING_NOOP_H diff --git a/src/jaegertracing/opentracing-cpp/include/opentracing/propagation.h b/src/jaegertracing/opentracing-cpp/include/opentracing/propagation.h new file mode 100644 index 000000000..c4edc6ad7 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/include/opentracing/propagation.h @@ -0,0 +1,205 @@ +#ifndef OPENTRACING_PROPAGATION_H +#define OPENTRACING_PROPAGATION_H + +#include <opentracing/string_view.h> +#include <opentracing/symbols.h> +#include <opentracing/util.h> +#include <opentracing/version.h> +#include <functional> +#include <memory> +#include <string> +#include <system_error> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +class Tracer; +class SpanContext; + +enum class SpanReferenceType { + // ChildOfRef refers to a parent Span that caused *and* somehow depends + // upon the new child Span. Often (but not always), the parent Span cannot + // finish until the child Span does. + // + // An timing diagram for a ChildOfRef that's blocked on the new Span: + // + // [-Parent Span---------] + // [-Child Span----] + // + // See http://opentracing.io/spec/ + // + // See opentracing.ChildOf() + ChildOfRef = 1, + + // FollowsFromRef refers to a parent Span that does not depend in any way + // on the result of the new child Span. For instance, one might use + // FollowsFromRefs to describe pipeline stages separated by queues, + // or a fire-and-forget cache insert at the tail end of a web request. + // + // A FollowsFromRef Span is part of the same logical trace as the new Span: + // i.e., the new Span is somehow caused by the work of its FollowsFromRef. + // + // All of the following could be valid timing diagrams for children that + // "FollowFrom" a parent. + // + // [-Parent Span-] [-Child Span-] + // + // + // [-Parent Span--] + // [-Child Span-] + // + // + // [-Parent Span-] + // [-Child Span-] + // + // See http://opentracing.io/spec/ + // + // See opentracing.FollowsFrom() + FollowsFromRef = 2 +}; + +// Returns the std::error_category class used for opentracing propagation +// errors. +// +// See +// http://blog.think-async.com/2010/04/system-error-support-in-c0x-part-1.html +// https://ned14.github.io/boost.outcome/md_doc_md_03-tutorial_b.html +OPENTRACING_API const std::error_category& propagation_error_category(); + +// `invalid_span_context_error` occurs when Tracer::Inject() is asked to operate +// on a SpanContext which it is not prepared to handle (for example, since it +// was created by a different tracer implementation). +const std::error_code invalid_span_context_error(1, + propagation_error_category()); + +// `invalid_carrier_error` occurs when Tracer::Inject() or Tracer::Extract() +// implementations expect a different type of `carrier` than they are given. +const std::error_code invalid_carrier_error(2, propagation_error_category()); + +// `span_context_corrupted_error` occurs when the `carrier` passed to +// Tracer::Extract() is of the expected type but is corrupted. +const std::error_code span_context_corrupted_error( + 3, propagation_error_category()); + +// `key_not_found_error` occurs when TextMapReader::LookupKey fails to find +// an entry for the provided key. +const std::error_code key_not_found_error(4, propagation_error_category()); + +// `lookup_key_not_supported_error` occurs when TextMapReader::LookupKey is +// not supported for the provided key. +const std::error_code lookup_key_not_supported_error( + 5, propagation_error_category()); + +// TextMapReader is the Extract() carrier for the TextMap builtin format. With +// it, the caller can decode a SpanContext from entries in a propagated map of +// Unicode strings. +// +// See the HTTPHeaders examples. +class TextMapReader { + public: + virtual ~TextMapReader() = default; + + // LookupKey returns the value for the specified `key` if available. If no + // such key is present, it returns `key_not_found_error`. + // + // TextMapReaders are not required to implement this method. If not supported, + // the function returns `lookup_key_not_supported_error`. + // + // Tracers may use this as an alternative to `ForeachKey` as a faster way to + // extract span context. + virtual expected<string_view> LookupKey(string_view /*key*/) const { + return make_unexpected(lookup_key_not_supported_error); + } + + // ForeachKey returns TextMap contents via repeated calls to the `f` + // function. If any call to `f` returns an error, ForeachKey terminates and + // returns that error. + // + // NOTE: The backing store for the TextMapReader may contain data unrelated + // to SpanContext. As such, Inject() and Extract() implementations that + // call the TextMapWriter and TextMapReader interfaces must agree on a + // prefix or other convention to distinguish their own key:value pairs. + // + // The "foreach" callback pattern reduces unnecessary copying in some cases + // and also allows implementations to hold locks while the map is read. + virtual expected<void> ForeachKey( + std::function<expected<void>(string_view key, string_view value)> f) + const = 0; +}; + +// TextMapWriter is the Inject() carrier for the TextMap builtin format. With +// it, the caller can encode a SpanContext for propagation as entries in a map +// of unicode strings. +// +// See the HTTPHeaders examples. +class TextMapWriter { + public: + virtual ~TextMapWriter() = default; + + // Set a key:value pair to the carrier. Multiple calls to Set() for the + // same key leads to undefined behavior. + // + // NOTE: The backing store for the TextMapWriter may contain data unrelated + // to SpanContext. As such, Inject() and Extract() implementations that + // call the TextMapWriter and TextMapReader interfaces must agree on a + // prefix or other convention to distinguish their own key:value pairs. + virtual expected<void> Set(string_view key, string_view value) const = 0; +}; + +// HTTPHeadersReader is the Extract() carrier for the HttpHeaders builtin +// format. With it, the caller can decode a SpanContext from entries in HTTP +// request headers. +// +// For example, Extract(): +// +// const Tracer& tracer = /* some tracer */ +// const HTTPHeadersReader& carrier_reader = /* some carrier */ +// auto span_context_maybe = tracer.Extract(carrier_reader); +// if (!span_context_maybe) { +// throw std::runtime_error(span_context_maybe.error().message()); +// } +// auto span = tracer.StartSpan("op", +// { ChildOf(span_context_maybe->get()) }); +class HTTPHeadersReader : public TextMapReader {}; + +// HTTPHeadersWriter is the Inject() carrier for the TextMap builtin format. +// With it, the caller can encode a SpanContext for propagation as entries in +// http request headers +// +// For example, Inject(): +// +// const HTTPHeadersWriter& carrier_writer = /* some carrier */ +// auto was_successful = span.tracer().Inject(span, +// carrier_writer); +// if (!was_successful) { +// throw std::runtime_error(was_successful.error().message()); +// } +class HTTPHeadersWriter : public TextMapWriter {}; + +// CustomCarrierReader is the Extract() carrier for a custom format. With it, +// the caller can decode a SpanContext from entries in a custom protocol. +class CustomCarrierReader { + public: + virtual ~CustomCarrierReader() = default; + + // Extract is expected to specialize on the tracer implementation so as to + // most efficiently decode its context. + virtual expected<std::unique_ptr<SpanContext>> Extract( + const Tracer& tracer) const = 0; +}; + +// CustomCarrierWriter is the Inject() carrier for a custom format. With it, +// the caller can encode a SpanContext for propagation as entries in a custom +// protocol. +class CustomCarrierWriter { + public: + virtual ~CustomCarrierWriter() = default; + + // Inject is expected to specialize on the tracer implementation so as to most + // efficiently encode its context. + virtual expected<void> Inject(const Tracer& tracer, + const SpanContext& sc) const = 0; +}; +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing + +#endif // OPENTRACING_PROPAGATION_H diff --git a/src/jaegertracing/opentracing-cpp/include/opentracing/span.h b/src/jaegertracing/opentracing-cpp/include/opentracing/span.h new file mode 100644 index 000000000..a48b33cba --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/include/opentracing/span.h @@ -0,0 +1,228 @@ +#ifndef OPENTRACING_SPAN_H +#define OPENTRACING_SPAN_H + +#include <opentracing/string_view.h> +#include <opentracing/util.h> +#include <opentracing/value.h> +#include <opentracing/version.h> +#include <chrono> +#include <functional> +#include <memory> +#include <string> +#include <vector> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +class Tracer; + +// SpanContext represents Span state that must propagate to descendant Spans and +// across process boundaries (e.g., a <trace_id, span_id, sampled> tuple). +class SpanContext { + public: + virtual ~SpanContext() = default; + + // ForeachBaggageItem calls a function for each baggage item in the + // context. If the function returns false, it will not be called + // again and ForeachBaggageItem will return. + virtual void ForeachBaggageItem( + std::function<bool(const std::string& key, const std::string& value)> f) + const = 0; + + // Clone creates a copy of SpanContext. + // + // Returns nullptr on failure. + virtual std::unique_ptr<SpanContext> Clone() const noexcept = 0; + + // Return the ID of the trace. + // + // Should be globally unique. Every span in a trace shares this ID. + // + // An empty string will be returned if the tracer does not support this + // functionality or an error occurs (this is the case for no-op traces, for + // example). + virtual std::string ToTraceID() const noexcept { return {}; } + + // Return the ID of the associated Span. + // + // Should be unique within a trace. Each span within a trace contains a + // different ID. + // + // An empty string will be returned if the tracer does not support this + // functionality or an error occurs (this is the case for no-op traces, for + // example). + virtual std::string ToSpanID() const noexcept { return {}; } +}; + +struct LogRecord { + using Field = std::pair<std::string, Value>; + + SystemTime timestamp; + std::vector<Field> fields; +}; + +inline bool operator==(const LogRecord& lhs, const LogRecord& rhs) { + return lhs.timestamp == rhs.timestamp && lhs.fields == rhs.fields; +} + +inline bool operator!=(const LogRecord& lhs, const LogRecord& rhs) { + return !(lhs == rhs); +} + +// FinishOptions allows Span.Finish callers to override the finish +// timestamp. +struct FinishSpanOptions { + SteadyTime finish_steady_timestamp; + + // log_records allows the caller to specify the contents of many Log() calls + // with a single vector. May be empty. + // + // None of the LogRecord.timestamp values may be SystemTime() (i.e., they must + // be set explicitly). Also, they must be >= the Span's start system timestamp + // and <= the finish_steady_timestamp converted to system timestamp + // (or SystemTime::now() if finish_steady_timestamp is default-constructed). + // Otherwise the behavior of FinishWithOptions() is unspecified. + std::vector<LogRecord> log_records; +}; + +// FinishSpanOption instances (zero or more) may be passed to Span.Finish. +class FinishSpanOption { + public: + FinishSpanOption(const FinishSpanOption&) = delete; + + virtual ~FinishSpanOption() = default; + + virtual void Apply(FinishSpanOptions& options) const noexcept = 0; + + protected: + FinishSpanOption() = default; +}; + +// Span represents an active, un-finished span in the OpenTracing system. +// +// Spans are created by the Tracer interface. +class Span { + public: + // If Finish has not already been called for the Span, it's destructor must + // do so. + virtual ~Span() = default; + + // Sets the end timestamp and finalizes Span state. + // + // If Finish is called a second time, it is guaranteed to do nothing. + void Finish(std::initializer_list<option_wrapper<FinishSpanOption>> + option_list = {}) noexcept { + FinishSpanOptions options; + options.finish_steady_timestamp = SteadyClock::now(); + for (const auto& option : option_list) option.get().Apply(options); + FinishWithOptions(options); + } + + virtual void FinishWithOptions( + const FinishSpanOptions& finish_span_options) noexcept = 0; + + // Sets or changes the operation name. + // + // If SetOperationName is called after Finish it leaves the Span in a valid + // state, but its behavior is unspecified. + virtual void SetOperationName(string_view name) noexcept = 0; + + // Adds a tag to the span. + // + // If there is a pre-existing tag set for `key`, it is overwritten. + // + // Tag values can be numeric types, strings, or bools. The behavior of + // other tag value types is undefined at the OpenTracing level. If a + // tracing system does not know how to handle a particular value type, it + // may ignore the tag, but shall not panic. + // + // If SetTag is called after Finish it leaves the Span in a valid state, but + // its behavior is unspecified. + virtual void SetTag(string_view key, const Value& value) noexcept = 0; + + // SetBaggageItem sets a key:value pair on this Span and its SpanContext + // that also propagates to descendants of this Span. + // + // SetBaggageItem() enables powerful functionality given a full-stack + // opentracing integration (e.g., arbitrary application data from a mobile + // app can make it, transparently, all the way into the depths of a storage + // system), and with it some powerful costs: use this feature with care. + // + // IMPORTANT NOTE #1: SetBaggageItem() will only propagate baggage items to + // *future* causal descendants of the associated Span. + // + // IMPORTANT NOTE #2: Use this thoughtfully and with care. Every key and + // value is copied into every local *and remote* child of the associated + // Span, and that can add up to a lot of network and cpu overhead. + // + // If SetBaggageItem is called after Finish it leaves the Span in a valid + // state, but its behavior is unspecified. + virtual void SetBaggageItem(string_view restricted_key, + string_view value) noexcept = 0; + + // Gets the value for a baggage item given its key. Returns the empty string + // if the value isn't found in this Span. + virtual std::string BaggageItem(string_view restricted_key) const + noexcept = 0; + + // Log is an efficient and type-checked way to record key:value logging data + // about a Span. Here's an example: + // + // span.Log({ + // {"event", "soft error"}, + // {"type", "cache timeout"}, + // {"waited.millis", 1500}}); + virtual void Log( + std::initializer_list<std::pair<string_view, Value>> fields) noexcept = 0; + + virtual void Log( + SystemTime timestamp, + std::initializer_list<std::pair<string_view, Value>> fields) noexcept = 0; + + virtual void Log( + SystemTime timestamp, + const std::vector<std::pair<string_view, Value>>& fields) noexcept = 0; + + // context() yields the SpanContext for this Span. Note that the return + // value of context() is still valid after a call to Span.Finish(), as is + // a call to Span.context() after a call to Span.Finish(). + virtual const SpanContext& context() const noexcept = 0; + + // Provides access to the Tracer that created this Span. + virtual const Tracer& tracer() const noexcept = 0; +}; + +// FinishTimestamp is a FinishSpanOption that sets an explicit finish timestamp +// for a Span. +class FinishTimestamp : public FinishSpanOption { + public: + explicit FinishTimestamp(SteadyTime steady_when) noexcept + : steady_when_(steady_when) {} + + // Construct a timestamp using a duration from the epoch of std::time_t. + // From the documentation on std::time_t's epoch: + // Although not defined, this is almost always an integral value holding + // the number of seconds (not counting leap seconds) since 00:00, Jan 1 + // 1970 UTC, corresponding to POSIX time + // See http://en.cppreference.com/w/cpp/chrono/c/time_t + template <class Rep, class Period> + explicit FinishTimestamp( + const std::chrono::duration<Rep, Period>& time_since_epoch) noexcept + : steady_when_(convert_time_point<SteadyClock>( + SystemClock::from_time_t(std::time_t(0)) + + std::chrono::duration_cast<SystemClock::duration>( + time_since_epoch))) {} + + FinishTimestamp(const FinishTimestamp& other) noexcept + : FinishSpanOption(), steady_when_(other.steady_when_) {} + + void Apply(FinishSpanOptions& options) const noexcept override { + options.finish_steady_timestamp = steady_when_; + } + + private: + SteadyTime steady_when_; +}; +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing + +#endif // OPENTRACING_SPAN_H diff --git a/src/jaegertracing/opentracing-cpp/include/opentracing/string_view.h b/src/jaegertracing/opentracing-cpp/include/opentracing/string_view.h new file mode 100644 index 000000000..a30eb7fe7 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/include/opentracing/string_view.h @@ -0,0 +1,144 @@ +#ifndef OPENTRACING_STRING_VIEW_H +#define OPENTRACING_STRING_VIEW_H + +#include <opentracing/version.h> +#include <algorithm> +#include <cstring> +#include <ostream> +#include <string> + +// =========== +// string_view.h +// =========== +// class string_view - Constant reference to an external string +// +// ----------------- +// String References +// ----------------- +// This string references is a simplified version of the boost::string_ref. +// Its purpose is to avoid a number of efficiency problems that appear +// commonly when interacting with 'std::string' and c-strings. +// +// See the boost documentation for more background: +// http://www.boost.org/doc/libs/master/libs/utility/doc/html/string_ref.html +// +// ----- +// Note: +// ----- +// Although we have the ability to use wide string refs, there are side +// effects in exposing an OpenTracing interface that works with narrow and wide +// strings at the same time. Storage on the implementation will have a 'native' +// format. +// +// Exposing references to that format avoid copies means clients would be +// dependent on that format. If they're dependent on that detail and then switch +// out the implementation to a different format, there would be lots of code +// that breaks if it was expecting wstring and starts receiving string all of a +// sudden. That design issue still needs to be addressed. + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +// =============== +// class string_view +// =============== +// Represent a constant reference to an external character array. The external +// array need not be null-terminated, if explicitly created with a known length. +// +// This class does not own the data. It is expected to be used in situations +// where the character data resides in some other buffer, whose lifetime extends +// past that of the string_view. For this reason, it is not in general safe to +// store a string_view. + +class string_view { + public: + // Construct an empty string_view + string_view() noexcept : data_(nullptr), length_(0) {} + + // create string reference from const character pointer + string_view(const char* str) noexcept + : data_(str), length_(std::strlen(str)) {} + + // Create constant string reference from pointer and length + string_view(const std::basic_string<char>& str) noexcept + : data_(str.c_str()), length_(str.length()) {} + + // Create constant string reference from pointer and length + string_view(const char* str, size_t len) noexcept + : data_(str), length_(len) {} + + // Implicit conversion to std::string + operator std::string() const { return {data_, length_}; } + + // Return address of the referenced string + const char* data() const noexcept { return data_; } + + // Returns true if `length_` == 0 + bool empty() const noexcept { return length_ == 0; } + + // Return the length of the referenced string + size_t length() const noexcept { return length_; } + size_t size() const noexcept { return length_; } + + // Returns a RandomAccessIterator to the first element. + const char* begin() const noexcept { return data(); } + + // Returns a RandomAccessIterator for the last element. + const char* end() const noexcept { return data() + length(); } + + // Returns the character in the i-th position. + const char& operator[](std::size_t i) { return *(data() + i); } + + private: + const char* data_; // Pointer to external storage + size_t length_; // Length of data pointed to by 'data_' +}; + +inline bool operator==(string_view lhs, string_view rhs) noexcept { + return lhs.length() == rhs.length() && + std::equal(lhs.data(), lhs.data() + lhs.length(), rhs.data()); +} + +inline bool operator==(string_view lhs, const std::string& rhs) noexcept { + return lhs == string_view(rhs); +} + +inline bool operator==(const std::string& lhs, string_view rhs) noexcept { + return string_view(lhs) == rhs; +} + +inline bool operator==(string_view lhs, const char* rhs) noexcept { + return lhs == string_view(rhs); +} + +inline bool operator==(const char* lhs, string_view rhs) noexcept { + return string_view(lhs) == rhs; +} + +inline bool operator!=(string_view lhs, string_view rhs) noexcept { + return !(lhs == rhs); +} + +inline bool operator!=(string_view lhs, const std::string& rhs) noexcept { + return !(lhs == rhs); +} + +inline bool operator!=(const std::string& lhs, string_view rhs) noexcept { + return !(lhs == rhs); +} + +inline bool operator!=(string_view lhs, const char* rhs) noexcept { + return !(lhs == rhs); +} + +inline bool operator!=(const char* lhs, string_view rhs) noexcept { + return !(lhs == rhs); +} + +inline std::ostream& operator<<(std::ostream& os, + const opentracing::string_view& ref) { + return os.write(ref.data(), static_cast<std::streamsize>(ref.length())); +} +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing + +#endif // OPENTRACING_STRING_VIEW_H diff --git a/src/jaegertracing/opentracing-cpp/include/opentracing/symbols.h b/src/jaegertracing/opentracing-cpp/include/opentracing/symbols.h new file mode 100644 index 000000000..b359ced8e --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/include/opentracing/symbols.h @@ -0,0 +1,34 @@ +#ifndef OPENTRACING_SYMBOLS_H +#define OPENTRACING_SYMBOLS_H + +#include <opentracing/config.h> + +#ifdef _MSC_VER +#pragma warning(push) +#pragma warning(disable : 4251) +#endif + +#ifdef _MSC_VER + +#define OPENTRACING_EXPORT __declspec(dllexport) + +// Export if this is our own source, otherwise import: +#ifndef OPENTRACING_STATIC +#ifdef OPENTRACING_EXPORTS +#define OPENTRACING_API __declspec(dllexport) +#else // OPENTRACING_STATIC +#define OPENTRACING_API __declspec(dllimport) +#endif // OPENTRACING_EXPORTS +#endif // OPENTRACING_STATIC + +#endif // _MSC_VER + +#ifndef OPENTRACING_EXPORT +#define OPENTRACING_EXPORT +#endif + +#ifndef OPENTRACING_API +#define OPENTRACING_API +#endif + +#endif // OPENTRACING_SYMBOLS_H diff --git a/src/jaegertracing/opentracing-cpp/include/opentracing/tracer.h b/src/jaegertracing/opentracing-cpp/include/opentracing/tracer.h new file mode 100644 index 000000000..a4a125aa5 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/include/opentracing/tracer.h @@ -0,0 +1,277 @@ +#ifndef OPENTRACING_TRACER_H +#define OPENTRACING_TRACER_H + +#include <opentracing/propagation.h> +#include <opentracing/span.h> +#include <opentracing/string_view.h> +#include <opentracing/symbols.h> +#include <opentracing/util.h> +#include <opentracing/version.h> +#include <chrono> +#include <initializer_list> +#include <iosfwd> +#include <memory> +#include <utility> +#include <vector> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +// StartSpanOptions allows Tracer.StartSpan() callers a mechanism to override +// the start timestamp, specify Span References, and make a single Tag or +// multiple Tags available at Span start time. +// +// StartSpan() callers should look at the StartSpanOption interface and +// implementations available in this library. +struct StartSpanOptions { + // start_system_timestamp and start_steady_timestamp override the Span's start + // time, or implicitly become std::chrono::system_clock::now() and + // std::chrono::steady_clock::now() if both are equal to the epoch (default + // behavior). + // + // If one of the timestamps is set but not the other, the set timestamp is + // used to estimate the corresponding timestamp of the other. + SystemTime start_system_timestamp; + SteadyTime start_steady_timestamp; + + // Zero or more causal references to other Spans (via their SpanContext). + // If empty, start a "root" Span (i.e., start a new trace). + // + // Any nullptrs provided will be ignored. + std::vector<std::pair<SpanReferenceType, const SpanContext*>> references; + + // Zero or more tags to apply to the newly created span. + std::vector<std::pair<std::string, Value>> tags; +}; + +// StartSpanOption instances (zero or more) may be passed to Tracer.StartSpan. +class StartSpanOption { + public: + StartSpanOption(const StartSpanOption&) = delete; + + virtual ~StartSpanOption() = default; + + virtual void Apply(StartSpanOptions& options) const noexcept = 0; + + protected: + StartSpanOption() = default; +}; + +// Tracer is a simple, thin interface for Span creation and SpanContext +// propagation. +class OPENTRACING_API Tracer { + public: + virtual ~Tracer() = default; + + // Create, start, and return a new Span with the given `operationName` and + // incorporate the given StartSpanOption `option_list`. + // + // A Span with no SpanReference options (e.g., opentracing::ChildOf() or + // opentracing::FollowsFrom()) becomes the root of its own trace. + // + // Examples: + // + // opentracing::Tracer& tracer = ... + // + // // The root-span case: + // auto span = tracer.StartSpan("GetFeed") + // + // // The vanilla child span case: + // auto span = tracer.StartSpan( + // "GetFeed", + // {opentracing::ChildOf(&parentSpan.context())}) + // + // // All the bells and whistles: + // auto span = tracer.StartSpan( + // "GetFeed", + // {opentracing::ChildOf(&parentSpan.context()), + // opentracing::Tag{"user_agent", loggedReq.UserAgent}, + // opentracing::StartTimestamp(loggedReq.timestamp())}) + // + // If StartSpan is called after Close, it leaves the Tracer in a valid + // state, but its behavior is unspecified. + std::unique_ptr<Span> StartSpan( + string_view operation_name, + std::initializer_list<option_wrapper<StartSpanOption>> option_list = {}) + const noexcept { + StartSpanOptions options; + for (const auto& option : option_list) option.get().Apply(options); + return StartSpanWithOptions(operation_name, options); + } + + virtual std::unique_ptr<Span> StartSpanWithOptions( + string_view operation_name, const StartSpanOptions& options) const + noexcept = 0; + + // Inject() takes the `sc` SpanContext instance and injects it for propagation + // within `carrier`. + // + // OpenTracing defines a common set of `carrier` interfaces. + // + // Throws only if `writer` does. + // + // If `writer` is an `std::ostream`, then Inject() propagates `sc` as a blob + // of binary data. + virtual expected<void> Inject(const SpanContext& sc, + std::ostream& writer) const = 0; + + virtual expected<void> Inject(const SpanContext& sc, + const TextMapWriter& writer) const = 0; + + virtual expected<void> Inject(const SpanContext& sc, + const HTTPHeadersWriter& writer) const = 0; + + virtual expected<void> Inject(const SpanContext& sc, + const CustomCarrierWriter& writer) const { + return writer.Inject(*this, sc); + } + + // Extract() returns a SpanContext instance given `carrier`. + // + // OpenTracing defines a common set of `carrier` interfaces. + // + // Returns a `SpanContext` that is `non-null` on success or nullptr if no span + // is found; otherwise an std::error_code. + // + // Throws only if `reader` does. + virtual expected<std::unique_ptr<SpanContext>> Extract( + std::istream& reader) const = 0; + + virtual expected<std::unique_ptr<SpanContext>> Extract( + const TextMapReader& reader) const = 0; + + virtual expected<std::unique_ptr<SpanContext>> Extract( + const HTTPHeadersReader& reader) const = 0; + + virtual expected<std::unique_ptr<SpanContext>> Extract( + const CustomCarrierReader& reader) const { + return reader.Extract(*this); + } + + // Close is called when a tracer is finished processing spans. It is not + // required to be called and its effect is unspecified. For example, an + // implementation might use this function to flush buffered spans to its + // recording system and failing to call it could result in some spans being + // dropped. + virtual void Close() noexcept {} + + // GlobalTracer returns the global tracer. + static std::shared_ptr<Tracer> Global() noexcept; + + // InitGlobalTracer sets the global tracer pointer, returns the + // former global tracer value. + static std::shared_ptr<Tracer> InitGlobal( + std::shared_ptr<Tracer> tracer) noexcept; + + static bool IsGlobalTracerRegistered() noexcept; +}; + +// StartTimestamp is a StartSpanOption that sets an explicit start timestamp for +// the new Span. +class StartTimestamp : public StartSpanOption { + public: + StartTimestamp(SystemTime system_when, SteadyTime steady_when) noexcept + : system_when_(system_when), steady_when_(steady_when) {} + + StartTimestamp(SystemTime system_when) noexcept + : system_when_(system_when), + steady_when_(convert_time_point<SteadyClock>(system_when_)) {} + + // Construct a timestamp using a duration from the epoch of std::time_t. + // From the documentation on std::time_t's epoch: + // Although not defined, this is almost always an integral value holding + // the number of seconds (not counting leap seconds) since 00:00, Jan 1 + // 1970 UTC, corresponding to POSIX time + // See http://en.cppreference.com/w/cpp/chrono/c/time_t + template <class Rep, class Period> + explicit StartTimestamp( + const std::chrono::duration<Rep, Period>& time_since_epoch) noexcept + : StartTimestamp(SystemClock::from_time_t(std::time_t(0)) + + std::chrono::duration_cast<SystemClock::duration>( + time_since_epoch)) {} + + StartTimestamp(const StartTimestamp& other) noexcept + : StartSpanOption(), + system_when_(other.system_when_), + steady_when_(other.steady_when_) {} + + void Apply(StartSpanOptions& options) const noexcept override { + options.start_system_timestamp = system_when_; + options.start_steady_timestamp = steady_when_; + } + + private: + SystemTime system_when_; + SteadyTime steady_when_; +}; + +// SpanReference is a StartSpanOption that pairs a SpanReferenceType and a +// referenced SpanContext. See the SpanReferenceType documentation for +// supported relationships. +// +// If the referenced SpanContext is a nullptr, it is ignored. The passed +// SpanContext is copied during Span construction and the pointer is not +// retained. +class SpanReference : public StartSpanOption { + public: + SpanReference(SpanReferenceType type, const SpanContext* referenced) noexcept + : type_(type), referenced_(referenced) {} + + SpanReference(const SpanReference& other) noexcept + : StartSpanOption(), type_(other.type_), referenced_(other.referenced_) {} + + void Apply(StartSpanOptions& options) const noexcept override { + try { + if (referenced_) options.references.emplace_back(type_, referenced_); + } catch (const std::bad_alloc&) { + // Ignore reference if memory can't be allocated for it. + } + } + + private: + SpanReferenceType type_; + const SpanContext* referenced_; +}; + +// ChildOf returns a StartSpanOption pointing to a dependent parent span. +// +// See ChildOfRef, SpanReference +inline SpanReference ChildOf(const SpanContext* span_context) noexcept { + return {SpanReferenceType::ChildOfRef, span_context}; +} + +// FollowsFrom returns a StartSpanOption pointing to a parent Span that caused +// the child Span but does not directly depend on its result in any way. +// +// See FollowsFromRef, SpanReference +inline SpanReference FollowsFrom(const SpanContext* span_context) noexcept { + return {SpanReferenceType::FollowsFromRef, span_context}; +} + +// SetTag may be passed as a StartSpanOption to add a tag to new spans, +// for example: +// +// tracer.StartSpan("opName", SetTag{"Key", value}) +class SetTag : public StartSpanOption { + public: + SetTag(string_view key, const Value& value) noexcept + : key_(key), value_(value) {} + + SetTag(const SetTag& other) noexcept + : StartSpanOption(), key_(other.key_), value_(other.value_) {} + + void Apply(StartSpanOptions& options) const noexcept override { + try { + options.tags.emplace_back(key_, value_); + } catch (const std::bad_alloc&) { + // Ignore tag if memory can't be allocated for it. + } + } + + private: + const string_view key_; + const Value& value_; +}; +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing + +#endif // OPENTRACING_TRACER_H diff --git a/src/jaegertracing/opentracing-cpp/include/opentracing/tracer_factory.h b/src/jaegertracing/opentracing-cpp/include/opentracing/tracer_factory.h new file mode 100644 index 000000000..622fa5be9 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/include/opentracing/tracer_factory.h @@ -0,0 +1,56 @@ +#ifndef OPENTRACING_TRACER_FACTORY_H +#define OPENTRACING_TRACER_FACTORY_H + +#include <opentracing/symbols.h> +#include <opentracing/tracer.h> +#include <opentracing/version.h> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +// Returns the std::error_category class used for tracer factory errors. +// +// See +// http://blog.think-async.com/2010/04/system-error-support-in-c0x-part-1.html +// https://ned14.github.io/boost.outcome/md_doc_md_03-tutorial_b.html +OPENTRACING_API const std::error_category& tracer_factory_error_category(); + +// `configuration_parse_error` occurs when the configuration string used to +// construct a tracer does not adhere to the expected format. +const std::error_code configuration_parse_error( + 1, tracer_factory_error_category()); + +// `invalid_configuration_error` occurs if the requested configuration for a +// tracer has invalid values. +const std::error_code invalid_configuration_error( + 2, tracer_factory_error_category()); + +// TracerFactory constructs tracers from configuration strings. +class OPENTRACING_API TracerFactory { + public: + virtual ~TracerFactory() = default; + + // Creates a tracer with the requested `configuration`. + // + // Example, + // const char* configuration = R"( + // "collector": "localhost:123", + // "max_buffered_spans": 500 + // )"; + // std:string error_message; + // auto tracer_maybe = tracer_factory->MakeTracer(configuration, + // error_message); + // if (tracer_mabye) { + // // success + // std::shared_ptr<opentracing::Tracer> tracer = *tracer_maybe; + // } else { + // // failure + // std::error_code error = tracer_maybe.error(); + // // `error_message` may also contain a more descriptive message + // } + virtual expected<std::shared_ptr<Tracer>> MakeTracer( + const char* configuration, std::string& error_message) const noexcept = 0; +}; +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing + +#endif // OPENTRACING_TRACER_FACTORY_H diff --git a/src/jaegertracing/opentracing-cpp/include/opentracing/util.h b/src/jaegertracing/opentracing-cpp/include/opentracing/util.h new file mode 100644 index 000000000..f3916cbb8 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/include/opentracing/util.h @@ -0,0 +1,84 @@ +#ifndef OPENTRACING_UTIL_H +#define OPENTRACING_UTIL_H + +#include <opentracing/string_view.h> +#include <opentracing/version.h> +#include <chrono> +#include <system_error> + +// expected uses a C++11 implementation that follows the std::expected standard +// library proposal. +// +// See https://github.com/martinmoene/expected-lite +// https://github.com/viboes/std-make/blob/master/doc/proposal/expected/d0323r2.md +#include <opentracing/expected/expected.hpp> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +using SystemClock = std::chrono::system_clock; +using SteadyClock = std::chrono::steady_clock; +using SystemTime = SystemClock::time_point; +using SteadyTime = SteadyClock::time_point; + +// This is unsafe to do. +// +// This is like an unsafe std::reference_wrapper<> that allows taking +// references to temporaries. It must only be used for temporary +// SpanStartOption and SpanFinishOption objects. +template <typename T> +class option_wrapper { + public: + option_wrapper(const T &opt) : ptr_(&opt) {} + + // This will dangle unless it is only used for short-lived initializer lists. + const T &get() const { return *ptr_; } + + private: + const T *ptr_; +}; + +// Support conversion between time_points from different clocks. There's no +// standard way to get the difference in epochs between clocks, so this uses +// an approximation suggested by Howard Hinnant. +// +// See https://stackoverflow.com/a/35282833/4447365 +template <class ToClock, class FromClock, class Duration, + typename std::enable_if< + !std::is_same<FromClock, ToClock>::value>::type * = nullptr> +typename ToClock::time_point convert_time_point( + std::chrono::time_point<FromClock, Duration> from_time_point) { + auto from_now = FromClock::now(); + auto to_now = ToClock::now(); + return to_now + std::chrono::duration_cast<typename ToClock::duration>( + from_time_point - from_now); +} + +template <class ToClock, class FromClock, class Duration, + typename std::enable_if<std::is_same<FromClock, ToClock>::value>::type + * = nullptr> +typename ToClock::time_point convert_time_point( + std::chrono::time_point<FromClock, Duration> from_time_point) { + return std::chrono::time_point_cast<typename ToClock::time_point::duration>( + from_time_point); +} + +// std::error_code's have default comparison operators; however, they make use +// of singleton addresses which can cause comparisons to fail when multiple +// versions of the opentracing library are linked in. Since this is a common +// deployment scenario when making OpenTracing plugins, we add this utility +// function to make comparing std::error_code across libraries easier. +// +// Note: There's a proposed change to the C++ standard that addresses this +// issue. See +// http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2018/p1196r0.html +inline bool are_errors_equal(std::error_code lhs, + std::error_code rhs) noexcept { + return opentracing::string_view{lhs.category().name()} == + opentracing::string_view{rhs.category().name()} && + lhs.value() == rhs.value(); +} + +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing + +#endif // OPENTRACING_UTIL_H diff --git a/src/jaegertracing/opentracing-cpp/include/opentracing/value.h b/src/jaegertracing/opentracing-cpp/include/opentracing/value.h new file mode 100644 index 000000000..1c91f8b9d --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/include/opentracing/value.h @@ -0,0 +1,68 @@ +#ifndef OPENTRACING_VALUE_H +#define OPENTRACING_VALUE_H + +#include <opentracing/string_view.h> +#include <opentracing/version.h> +#include <cstdint> +#include <opentracing/variant/variant.hpp> +#include <string> +#include <unordered_map> +#include <vector> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +// Variant value types for span tags and log payloads. +class Value; + +typedef std::unordered_map<std::string, Value> Dictionary; +typedef std::vector<Value> Values; +typedef util::variant<bool, double, int64_t, uint64_t, std::string, + opentracing::string_view, std::nullptr_t, const char*, + util::recursive_wrapper<Values>, + util::recursive_wrapper<Dictionary>> + variant_type; + +class Value : public variant_type { + public: + Value() noexcept : variant_type(nullptr) {} + Value(std::nullptr_t) noexcept : variant_type(nullptr) {} + + // variant_type's constructors will do some undesirable casting, for example + // variant_type(123) + // will construct a bool variant; hence, constructors are expanded + // out so as to provide more sensible behavior. + Value(bool x) noexcept : variant_type(x) {} + + template <typename T, + typename std::enable_if<std::is_integral<T>::value && + std::is_signed<T>::value>::type* = nullptr> + Value(T t) noexcept : variant_type(static_cast<int64_t>(t)) {} + + template <typename T, typename std::enable_if< + std::is_integral<T>::value && + std::is_unsigned<T>::value>::type* = nullptr> + Value(T t) noexcept : variant_type(static_cast<uint64_t>(t)) {} + + template <typename T, typename std::enable_if< + std::is_floating_point<T>::value>::type* = nullptr> + Value(T t) noexcept : variant_type(static_cast<double>(t)) {} + + Value(const char* s) noexcept : variant_type(s) {} + + template <int N> + Value(const char (&cstr)[N]) : variant_type(std::string(cstr)) {} + + Value(const std::string& s) : variant_type(s) {} + Value(std::string&& s) : variant_type(std::move(s)) {} + Value(opentracing::string_view s) noexcept : variant_type(s) {} + + Value(const Values& values) : variant_type(values) {} + Value(Values&& values) : variant_type(std::move(values)) {} + + Value(const Dictionary& values) : variant_type(values) {} + Value(Dictionary&& values) : variant_type(std::move(values)) {} +}; +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing + +#endif // OPENTRACING_VALUE_H diff --git a/src/jaegertracing/opentracing-cpp/mocktracer/BUILD b/src/jaegertracing/opentracing-cpp/mocktracer/BUILD new file mode 100644 index 000000000..3b22bab1e --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/mocktracer/BUILD @@ -0,0 +1,19 @@ +cc_library( + name = "mocktracer", + srcs = glob(["src/*.cpp", "src/*.h"]), + hdrs = glob(["include/opentracing/**/*.h"]), + strip_include_prefix = "include", + visibility = ["//visibility:public"], + deps = [ + "//:opentracing", + ], +) + +cc_binary( + name = "libmocktracer_plugin.so", + linkshared = 1, + visibility = ["//visibility:public"], + deps = [ + "//mocktracer:mocktracer" + ], +) diff --git a/src/jaegertracing/opentracing-cpp/mocktracer/CMakeLists.txt b/src/jaegertracing/opentracing-cpp/mocktracer/CMakeLists.txt new file mode 100644 index 000000000..9835fe3d7 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/mocktracer/CMakeLists.txt @@ -0,0 +1,52 @@ +include_directories(include) + +set(SRCS src/mock_span_context.cpp + src/mock_span.cpp + src/in_memory_recorder.cpp + src/json_recorder.cpp + src/base64.cpp + src/propagation.cpp + src/utility.cpp + src/json.cpp + src/tracer.cpp + src/tracer_factory.cpp) + +if (BUILD_SHARED_LIBS) + add_library(opentracing_mocktracer SHARED ${SRCS} src/dynamic_load.cpp) + target_include_directories(opentracing_mocktracer INTERFACE "$<INSTALL_INTERFACE:include/>") + set_target_properties(opentracing_mocktracer PROPERTIES VERSION ${OPENTRACING_VERSION_STRING} + SOVERSION ${OPENTRACING_VERSION_MAJOR}) + target_link_libraries(opentracing_mocktracer PUBLIC opentracing) + target_compile_definitions(opentracing_mocktracer PRIVATE OPENTRACING_MOCK_TRACER_EXPORTS) + install(TARGETS opentracing_mocktracer + COMPONENT DIST + EXPORT OpenTracingTargets + LIBRARY DESTINATION ${LIB_INSTALL_DIR} + ARCHIVE DESTINATION ${LIB_INSTALL_DIR}) + + +endif() + +if (BUILD_STATIC_LIBS) + add_library(opentracing_mocktracer-static STATIC ${SRCS}) + # Windows generates a lib and dll files for a shared library. using the same name will override the lib file generated by the shared target + if (NOT WIN32) + set_target_properties(opentracing_mocktracer-static PROPERTIES OUTPUT_NAME opentracing_mocktracer) + endif() + target_compile_definitions(opentracing_mocktracer-static PUBLIC OPENTRACING_MOCK_TRACER_STATIC) + target_include_directories(opentracing_mocktracer-static INTERFACE "$<INSTALL_INTERFACE:include/>") + target_link_libraries(opentracing_mocktracer-static opentracing-static) + install(TARGETS opentracing_mocktracer-static EXPORT OpenTracingTargets + ARCHIVE DESTINATION ${LIB_INSTALL_DIR}) +endif() + +install(DIRECTORY include/opentracing DESTINATION include + FILES_MATCHING PATTERN "*.h") + +# ============================================================================== +# Testing + +include(CTest) +if(BUILD_TESTING) + add_subdirectory(test) +endif() diff --git a/src/jaegertracing/opentracing-cpp/mocktracer/LICENSE.apache b/src/jaegertracing/opentracing-cpp/mocktracer/LICENSE.apache new file mode 100644 index 000000000..760a01df5 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/mocktracer/LICENSE.apache @@ -0,0 +1,202 @@ + + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. Definitions. + + "License" shall mean the terms and conditions for use, reproduction, + and distribution as defined by Sections 1 through 9 of this document. + + "Licensor" shall mean the copyright owner or entity authorized by + the copyright owner that is granting the License. + + "Legal Entity" shall mean the union of the acting entity and all + other entities that control, are controlled by, or are under common + control with that entity. For the purposes of this definition, + "control" means (i) the power, direct or indirect, to cause the + direction or management of such entity, whether by contract or + otherwise, or (ii) ownership of fifty percent (50%) or more of the + outstanding shares, or (iii) beneficial ownership of such entity. + + "You" (or "Your") shall mean an individual or Legal Entity + exercising permissions granted by this License. + + "Source" form shall mean the preferred form for making modifications, + including but not limited to software source code, documentation + source, and configuration files. + + "Object" form shall mean any form resulting from mechanical + transformation or translation of a Source form, including but + not limited to compiled object code, generated documentation, + and conversions to other media types. + + "Work" shall mean the work of authorship, whether in Source or + Object form, made available under the License, as indicated by a + copyright notice that is included in or attached to the work + (an example is provided in the Appendix below). + + "Derivative Works" shall mean any work, whether in Source or Object + form, that is based on (or derived from) the Work and for which the + editorial revisions, annotations, elaborations, or other modifications + represent, as a whole, an original work of authorship. For the purposes + of this License, Derivative Works shall not include works that remain + separable from, or merely link (or bind by name) to the interfaces of, + the Work and Derivative Works thereof. + + "Contribution" shall mean any work of authorship, including + the original version of the Work and any modifications or additions + to that Work or Derivative Works thereof, that is intentionally + submitted to Licensor for inclusion in the Work by the copyright owner + or by an individual or Legal Entity authorized to submit on behalf of + the copyright owner. For the purposes of this definition, "submitted" + means any form of electronic, verbal, or written communication sent + to the Licensor or its representatives, including but not limited to + communication on electronic mailing lists, source code control systems, + and issue tracking systems that are managed by, or on behalf of, the + Licensor for the purpose of discussing and improving the Work, but + excluding communication that is conspicuously marked or otherwise + designated in writing by the copyright owner as "Not a Contribution." + + "Contributor" shall mean Licensor and any individual or Legal Entity + on behalf of whom a Contribution has been received by Licensor and + subsequently incorporated within the Work. + + 2. Grant of Copyright License. Subject to the terms and conditions of + this License, each Contributor hereby grants to You a perpetual, + worldwide, non-exclusive, no-charge, royalty-free, irrevocable + copyright license to reproduce, prepare Derivative Works of, + publicly display, publicly perform, sublicense, and distribute the + Work and such Derivative Works in Source or Object form. + + 3. Grant of Patent License. Subject to the terms and conditions of + this License, each Contributor hereby grants to You a perpetual, + worldwide, non-exclusive, no-charge, royalty-free, irrevocable + (except as stated in this section) patent license to make, have made, + use, offer to sell, sell, import, and otherwise transfer the Work, + where such license applies only to those patent claims licensable + by such Contributor that are necessarily infringed by their + Contribution(s) alone or by combination of their Contribution(s) + with the Work to which such Contribution(s) was submitted. If You + institute patent litigation against any entity (including a + cross-claim or counterclaim in a lawsuit) alleging that the Work + or a Contribution incorporated within the Work constitutes direct + or contributory patent infringement, then any patent licenses + granted to You under this License for that Work shall terminate + as of the date such litigation is filed. + + 4. Redistribution. You may reproduce and distribute copies of the + Work or Derivative Works thereof in any medium, with or without + modifications, and in Source or Object form, provided that You + meet the following conditions: + + (a) You must give any other recipients of the Work or + Derivative Works a copy of this License; and + + (b) You must cause any modified files to carry prominent notices + stating that You changed the files; and + + (c) You must retain, in the Source form of any Derivative Works + that You distribute, all copyright, patent, trademark, and + attribution notices from the Source form of the Work, + excluding those notices that do not pertain to any part of + the Derivative Works; and + + (d) If the Work includes a "NOTICE" text file as part of its + distribution, then any Derivative Works that You distribute must + include a readable copy of the attribution notices contained + within such NOTICE file, excluding those notices that do not + pertain to any part of the Derivative Works, in at least one + of the following places: within a NOTICE text file distributed + as part of the Derivative Works; within the Source form or + documentation, if provided along with the Derivative Works; or, + within a display generated by the Derivative Works, if and + wherever such third-party notices normally appear. The contents + of the NOTICE file are for informational purposes only and + do not modify the License. You may add Your own attribution + notices within Derivative Works that You distribute, alongside + or as an addendum to the NOTICE text from the Work, provided + that such additional attribution notices cannot be construed + as modifying the License. + + You may add Your own copyright statement to Your modifications and + may provide additional or different license terms and conditions + for use, reproduction, or distribution of Your modifications, or + for any such Derivative Works as a whole, provided Your use, + reproduction, and distribution of the Work otherwise complies with + the conditions stated in this License. + + 5. Submission of Contributions. Unless You explicitly state otherwise, + any Contribution intentionally submitted for inclusion in the Work + by You to the Licensor shall be under the terms and conditions of + this License, without any additional terms or conditions. + Notwithstanding the above, nothing herein shall supersede or modify + the terms of any separate license agreement you may have executed + with Licensor regarding such Contributions. + + 6. Trademarks. This License does not grant permission to use the trade + names, trademarks, service marks, or product names of the Licensor, + except as required for reasonable and customary use in describing the + origin of the Work and reproducing the content of the NOTICE file. + + 7. Disclaimer of Warranty. Unless required by applicable law or + agreed to in writing, Licensor provides the Work (and each + Contributor provides its Contributions) on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or + implied, including, without limitation, any warranties or conditions + of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A + PARTICULAR PURPOSE. You are solely responsible for determining the + appropriateness of using or redistributing the Work and assume any + risks associated with Your exercise of permissions under this License. + + 8. Limitation of Liability. In no event and under no legal theory, + whether in tort (including negligence), contract, or otherwise, + unless required by applicable law (such as deliberate and grossly + negligent acts) or agreed to in writing, shall any Contributor be + liable to You for damages, including any direct, indirect, special, + incidental, or consequential damages of any character arising as a + result of this License or out of the use or inability to use the + Work (including but not limited to damages for loss of goodwill, + work stoppage, computer failure or malfunction, or any and all + other commercial damages or losses), even if such Contributor + has been advised of the possibility of such damages. + + 9. Accepting Warranty or Additional Liability. While redistributing + the Work or Derivative Works thereof, You may choose to offer, + and charge a fee for, acceptance of support, warranty, indemnity, + or other liability obligations and/or rights consistent with this + License. However, in accepting such obligations, You may act only + on Your own behalf and on Your sole responsibility, not on behalf + of any other Contributor, and only if You agree to indemnify, + defend, and hold each Contributor harmless for any liability + incurred by, or claims asserted against, such Contributor by reason + of your accepting any such warranty or additional liability. + + END OF TERMS AND CONDITIONS + + APPENDIX: How to apply the Apache License to your work. + + To apply the Apache License to your work, attach the following + boilerplate notice, with the fields enclosed by brackets "[]" + replaced with your own identifying information. (Don't include + the brackets!) The text should be enclosed in the appropriate + comment syntax for the file format. We also recommend that a + file or class name and description of purpose be included on the + same "printed page" as the copyright notice for easier + identification within third-party archives. + + Copyright [yyyy] [name of copyright owner]. + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License.
\ No newline at end of file diff --git a/src/jaegertracing/opentracing-cpp/mocktracer/include/opentracing/mocktracer/in_memory_recorder.h b/src/jaegertracing/opentracing-cpp/mocktracer/include/opentracing/mocktracer/in_memory_recorder.h new file mode 100644 index 000000000..31ff4dfdf --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/mocktracer/include/opentracing/mocktracer/in_memory_recorder.h @@ -0,0 +1,34 @@ +#ifndef OPENTRACING_MOCKTRACER_IN_MEMORY_RECORDER_H +#define OPENTRACING_MOCKTRACER_IN_MEMORY_RECORDER_H + +#include <opentracing/mocktracer/recorder.h> +#include <opentracing/mocktracer/symbols.h> +#include <mutex> +#include <vector> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +namespace mocktracer { +// InMemoryRecorder stores finished spans and provides accessors to them. +class OPENTRACING_MOCK_TRACER_API InMemoryRecorder : public Recorder { + public: + void RecordSpan(SpanData&& span_data) noexcept override; + + // Returns a vector of all finished spans. + std::vector<SpanData> spans() const; + + // Returns the number of finished spans. + size_t size() const; + + // Returns the last finished span. Throws if no spans have been finished. + SpanData top() const; + + private: + mutable std::mutex mutex_; + std::vector<SpanData> spans_; +}; +} // namespace mocktracer +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing + +#endif // OPENTRACING_MOCKTRACER_IN_MEMORY_RECORDER_H diff --git a/src/jaegertracing/opentracing-cpp/mocktracer/include/opentracing/mocktracer/json.h b/src/jaegertracing/opentracing-cpp/mocktracer/include/opentracing/mocktracer/json.h new file mode 100644 index 000000000..0d35e90a6 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/mocktracer/include/opentracing/mocktracer/json.h @@ -0,0 +1,18 @@ +#ifndef OPENTRACING_MOCKTRACER_JSON_H +#define OPENTRACING_MOCKTRACER_JSON_H + +#include <opentracing/mocktracer/recorder.h> +#include <opentracing/mocktracer/symbols.h> +#include <vector> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +namespace mocktracer { +// Serialize provided spans to JSON. +OPENTRACING_MOCK_TRACER_API void ToJson(std::ostream& writer, + const std::vector<SpanData>& spans); +} // namespace mocktracer +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing + +#endif // OPENTRACING_MOCKTRACER_JSON_H diff --git a/src/jaegertracing/opentracing-cpp/mocktracer/include/opentracing/mocktracer/json_recorder.h b/src/jaegertracing/opentracing-cpp/mocktracer/include/opentracing/mocktracer/json_recorder.h new file mode 100644 index 000000000..fa5ef3c02 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/mocktracer/include/opentracing/mocktracer/json_recorder.h @@ -0,0 +1,35 @@ +#ifndef OPENTRACING_MOCKTRACER_JSON_RECORDER_H +#define OPENTRACING_MOCKTRACER_JSON_RECORDER_H + +#include <opentracing/mocktracer/recorder.h> +#include <opentracing/mocktracer/symbols.h> +#include <iosfwd> +#include <memory> +#include <mutex> +#include <vector> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +namespace mocktracer { +// JsonRecorder serializes finished spans to a provided std::ostream in a JSON +// format. +// +// See also FromJson. +class OPENTRACING_MOCK_TRACER_API JsonRecorder : public Recorder { + public: + explicit JsonRecorder(std::unique_ptr<std::ostream>&& out); + + void RecordSpan(SpanData&& span_data) noexcept override; + + void Close() noexcept override; + + private: + std::mutex mutex_; + std::unique_ptr<std::ostream> out_; + std::vector<SpanData> spans_; +}; +} // namespace mocktracer +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing + +#endif // OPENTRACING_MOCKTRACER_JSON_RECORDER_H diff --git a/src/jaegertracing/opentracing-cpp/mocktracer/include/opentracing/mocktracer/recorder.h b/src/jaegertracing/opentracing-cpp/mocktracer/include/opentracing/mocktracer/recorder.h new file mode 100644 index 000000000..d6b8554ce --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/mocktracer/include/opentracing/mocktracer/recorder.h @@ -0,0 +1,87 @@ +#ifndef OPENTRACING_MOCKTRACER_RECORDER_H +#define OPENTRACING_MOCKTRACER_RECORDER_H + +#include <opentracing/mocktracer/symbols.h> +#include <opentracing/tracer.h> + +#include <cstdint> +#include <iosfwd> +#include <map> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +namespace mocktracer { +struct SpanContextData { + uint64_t trace_id; + uint64_t span_id; + std::map<std::string, std::string> baggage; +}; + +inline bool operator==(const SpanContextData& lhs, const SpanContextData& rhs) { + return lhs.trace_id == rhs.trace_id && lhs.span_id == rhs.span_id && + lhs.baggage == rhs.baggage; +} + +inline bool operator!=(const SpanContextData& lhs, const SpanContextData& rhs) { + return !(lhs == rhs); +} + +std::ostream& operator<<(std::ostream& out, + const SpanContextData& span_context_data); + +struct SpanReferenceData { + SpanReferenceType reference_type; + uint64_t trace_id; + uint64_t span_id; +}; + +inline bool operator==(const SpanReferenceData& lhs, + const SpanReferenceData& rhs) { + return lhs.reference_type == rhs.reference_type && + lhs.trace_id == rhs.trace_id && lhs.span_id == rhs.span_id; +} + +inline bool operator!=(const SpanReferenceData& lhs, + const SpanReferenceData& rhs) { + return !(lhs == rhs); +} + +struct SpanData { + SpanContextData span_context; + std::vector<SpanReferenceData> references; + std::string operation_name; + SystemTime start_timestamp; + SteadyClock::duration duration; + std::map<std::string, Value> tags; + std::vector<LogRecord> logs; +}; + +inline bool operator==(const SpanData& lhs, const SpanData& rhs) { + return lhs.span_context == rhs.span_context && + lhs.references == rhs.references && + lhs.operation_name == rhs.operation_name && + lhs.start_timestamp == rhs.start_timestamp && + lhs.duration == rhs.duration && lhs.tags == rhs.tags && + lhs.logs == rhs.logs; +} + +inline bool operator!=(const SpanData& lhs, const SpanData& rhs) { + return !(lhs == rhs); +} + +std::ostream& operator<<(std::ostream& out, const SpanData& span_data); + +class OPENTRACING_MOCK_TRACER_API Recorder { + public: + virtual ~Recorder() = default; + + virtual void RecordSpan(SpanData&& span_data) noexcept = 0; + + virtual void Close() noexcept {} +}; + +} // namespace mocktracer +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing + +#endif // OPENTRACING_MOCKTRACER_RECORDER_H diff --git a/src/jaegertracing/opentracing-cpp/mocktracer/include/opentracing/mocktracer/symbols.h b/src/jaegertracing/opentracing-cpp/mocktracer/include/opentracing/mocktracer/symbols.h new file mode 100644 index 000000000..9c6362825 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/mocktracer/include/opentracing/mocktracer/symbols.h @@ -0,0 +1,21 @@ +#ifndef OPENTRACING_MOCK_TRACER_SYMBOLS_H +#define OPENTRACING_MOCK_TRACER_SYMBOLS_H + +#include <opentracing/config.h> + +#ifdef _MSC_VER +// Export if this is our own source, otherwise import: +#ifndef OPENTRACING_MOCK_TRACER_STATIC +#ifdef OPENTRACING_MOCK_TRACER_EXPORTS +#define OPENTRACING_MOCK_TRACER_API __declspec(dllexport) +#else +#define OPENTRACING_MOCK_TRACER_API __declspec(dllimport) +#endif +#endif +#endif // _MSC_VER + +#ifndef OPENTRACING_MOCK_TRACER_API +#define OPENTRACING_MOCK_TRACER_API +#endif + +#endif // OPENTRACING_SYMBOLS_H diff --git a/src/jaegertracing/opentracing-cpp/mocktracer/include/opentracing/mocktracer/tracer.h b/src/jaegertracing/opentracing-cpp/mocktracer/include/opentracing/mocktracer/tracer.h new file mode 100644 index 000000000..a6d1c5fbd --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/mocktracer/include/opentracing/mocktracer/tracer.h @@ -0,0 +1,86 @@ +#ifndef OPENTRACING_MOCKTRACER_TRACER_H +#define OPENTRACING_MOCKTRACER_TRACER_H + +#include <opentracing/mocktracer/recorder.h> +#include <opentracing/mocktracer/symbols.h> +#include <opentracing/tracer.h> +#include <map> +#include <memory> +#include <mutex> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +namespace mocktracer { + +struct PropagationOptions { + // Specifies what key to use when injecting and extracting span context. + std::string propagation_key = "x-ot-span-context"; + + // If inject_error_code is non-zero, MockTracer::Inject fails with + // inject_error_code. + std::error_code inject_error_code; + + // If extract_error_code is non-zero, MockTracer::Extract fails with + // extract_error_code. + std::error_code extract_error_code; +}; + +struct MockTracerOptions { + // Recorder is sent spans when they are finished. If nullptr, all finished + // spans are dropped. + std::unique_ptr<Recorder> recorder; + + // PropagationOptions allows you to customize how the mocktracer's SpanContext + // is propagated. + PropagationOptions propagation_options; +}; + +// MockTracer provides implements the OpenTracing Tracer API. It provides +// convenient access to finished spans in such a way as to support testing. +class OPENTRACING_MOCK_TRACER_API MockTracer + : public Tracer, + public std::enable_shared_from_this<MockTracer> { + public: + explicit MockTracer(MockTracerOptions&& options); + + std::unique_ptr<Span> StartSpanWithOptions( + string_view operation_name, const StartSpanOptions& options) const + noexcept override; + + void Close() noexcept override; + + const std::vector<SpanData>& spans() const noexcept { return spans_; } + + using Tracer::Extract; + using Tracer::Inject; + + expected<void> Inject(const SpanContext& sc, + std::ostream& writer) const override; + + expected<void> Inject(const SpanContext& sc, + const TextMapWriter& writer) const override; + + expected<void> Inject(const SpanContext& sc, + const HTTPHeadersWriter& writer) const override; + + expected<std::unique_ptr<SpanContext>> Extract( + std::istream& reader) const override; + + expected<std::unique_ptr<SpanContext>> Extract( + const TextMapReader& reader) const override; + + expected<std::unique_ptr<SpanContext>> Extract( + const HTTPHeadersReader& reader) const override; + + private: + std::unique_ptr<Recorder> recorder_; + PropagationOptions propagation_options_; + std::mutex mutex_; + std::vector<SpanData> spans_; +}; + +} // namespace mocktracer +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing + +#endif // OPENTRACING_MOCKTRACER_TRACER_H diff --git a/src/jaegertracing/opentracing-cpp/mocktracer/include/opentracing/mocktracer/tracer_factory.h b/src/jaegertracing/opentracing-cpp/mocktracer/include/opentracing/mocktracer/tracer_factory.h new file mode 100644 index 000000000..19106ffdc --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/mocktracer/include/opentracing/mocktracer/tracer_factory.h @@ -0,0 +1,22 @@ +#ifndef OPENTRACING_MOCKTRACER_TRACER_FACTORY_H +#define OPENTRACING_MOCKTRACER_TRACER_FACTORY_H + +#include <opentracing/mocktracer/symbols.h> +#include <opentracing/tracer_factory.h> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +namespace mocktracer { + +class OPENTRACING_MOCK_TRACER_API MockTracerFactory : public TracerFactory { + public: + expected<std::shared_ptr<Tracer>> MakeTracer(const char* configuration, + std::string& error_message) const + noexcept override; +}; + +} // namespace mocktracer +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing + +#endif // OPENTRACING_MOCKTRACER_TRACER_FACTORY_H diff --git a/src/jaegertracing/opentracing-cpp/mocktracer/src/base64.cpp b/src/jaegertracing/opentracing-cpp/mocktracer/src/base64.cpp new file mode 100644 index 000000000..d039dcf11 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/mocktracer/src/base64.cpp @@ -0,0 +1,174 @@ +/* + * Envoy + * Copyright 2016-2017 Lyft Inc. + * + * Licensed under Apache License 2.0. See LICENSE.apache for terms. + */ + +#include "base64.h" + +#include <cstdint> +#include <string> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +namespace mocktracer { +static constexpr char CHAR_TABLE[] = + "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; + +// Conversion table is taken from +// https://opensource.apple.com/source/QuickTimeStreamingServer/QuickTimeStreamingServer-452/CommonUtilitiesLib/base64.c +static const unsigned char REVERSE_LOOKUP_TABLE[256] = { + 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, + 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, + 64, 64, 64, 64, 64, 62, 64, 64, 64, 63, 52, 53, 54, 55, 56, 57, 58, 59, 60, + 61, 64, 64, 64, 64, 64, 64, 64, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, + 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 64, 64, 64, 64, + 64, 64, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, + 43, 44, 45, 46, 47, 48, 49, 50, 51, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, + 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, + 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, + 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, + 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, + 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, + 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, + 64, 64, 64, 64, 64, 64, 64, 64, 64}; + +std::string Base64::decode(const char* input, size_t length) { + if (length % 4 || length == 0) { + return {}; + } + + // First position of "valid" padding character. + uint64_t first_padding_index = length; + int max_length = static_cast<int>(length) / 4 * 3; + // At most last two chars can be '='. + if (input[length - 1] == '=') { + max_length--; + first_padding_index = length - 1; + if (input[length - 2] == '=') { + max_length--; + first_padding_index = length - 2; + } + } + std::string result; + result.reserve(static_cast<size_t>(max_length)); + + uint64_t bytes_left = length; + uint64_t cur_read = 0; + + // Read input string by group of 4 chars, length of input string must be + // divided evenly by 4. Decode 4 chars 6 bits each into 3 chars 8 bits each. + while (bytes_left > 0) { + // Take first 6 bits from 1st converted char and first 2 bits from 2nd + // converted char, make 8 bits char from it. Use conversion table to map + // char to decoded value (value is between 0 and 63 inclusive for a valid + // character). + const unsigned char a = + REVERSE_LOOKUP_TABLE[static_cast<uint32_t>(input[cur_read])]; + const unsigned char b = + REVERSE_LOOKUP_TABLE[static_cast<uint32_t>(input[cur_read + 1])]; + if (a == 64 || b == 64) { + // Input contains an invalid character. + return {}; + } + result.push_back(static_cast<char>(a << 2 | b >> 4)); + const unsigned char c = + REVERSE_LOOKUP_TABLE[static_cast<uint32_t>(input[cur_read + 2])]; + + // Decoded value 64 means invalid character unless we already know it is a + // valid padding. If so, following characters are all padding. Also we + // should check there are no unused bits. + if (c == 64) { + if (first_padding_index != cur_read + 2) { + // Input contains an invalid character. + return {}; + } else if (b & 15) { + // There are unused bits at tail. + return {}; + } else { + return result; + } + } + // Take last 4 bits from 2nd converted char and 4 first bits from 3rd + // converted char. + result.push_back(static_cast<char>(b << 4 | c >> 2)); + + const unsigned char d = + REVERSE_LOOKUP_TABLE[static_cast<uint32_t>(input[cur_read + 3])]; + if (d == 64) { + if (first_padding_index != cur_read + 3) { + // Input contains an invalid character. + return {}; + } else if (c & 3) { + // There are unused bits at tail. + return {}; + } else { + return result; + } + } + // Take last 2 bits from 3rd converted char and all(6) bits from 4th + // converted char. + result.push_back(static_cast<char>(c << 6 | d)); + + cur_read += 4; + bytes_left -= 4; + } + + return result; +} + +void Base64::encodeBase(const uint8_t cur_char, uint64_t pos, uint8_t& next_c, + std::string& ret) { + switch (pos % 3) { + case 0: + ret.push_back(CHAR_TABLE[cur_char >> 2]); + next_c = static_cast<uint8_t>((cur_char & 0x03) << 4); + break; + case 1: + ret.push_back(CHAR_TABLE[next_c | (cur_char >> 4)]); + next_c = static_cast<uint8_t>((cur_char & 0x0f) << 2); + break; + case 2: + ret.push_back(CHAR_TABLE[next_c | (cur_char >> 6)]); + ret.push_back(CHAR_TABLE[cur_char & 0x3f]); + next_c = 0; + break; + } +} + +void Base64::encodeLast(uint64_t pos, uint8_t last_char, std::string& ret) { + switch (pos % 3) { + case 1: + ret.push_back(CHAR_TABLE[last_char]); + ret.push_back('='); + ret.push_back('='); + break; + case 2: + ret.push_back(CHAR_TABLE[last_char]); + ret.push_back('='); + break; + default: + break; + } +} + +std::string Base64::encode(const char* input, uint64_t length) { + uint64_t output_length = (length + 2) / 3 * 4; + std::string ret; + ret.reserve(output_length); + + uint64_t pos = 0; + uint8_t next_c = 0; + + for (uint64_t i = 0; i < length; ++i) { + encodeBase(static_cast<uint8_t>(input[i]), pos++, next_c, ret); + } + + encodeLast(pos, next_c, ret); + + return ret; +} +} // namespace mocktracer +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing diff --git a/src/jaegertracing/opentracing-cpp/mocktracer/src/base64.h b/src/jaegertracing/opentracing-cpp/mocktracer/src/base64.h new file mode 100644 index 000000000..438bbdaf2 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/mocktracer/src/base64.h @@ -0,0 +1,48 @@ +#ifndef OPENTRACING_MOCKTRACER_BASE64_H +#define OPENTRACING_MOCKTRACER_BASE64_H + +#include <opentracing/version.h> +#include <cstdint> +#include <string> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +namespace mocktracer { +class Base64 { + public: + /** + * Base64 encode an input char buffer with a given length. + * @param input char array to encode. + * @param length of the input array. + */ + static std::string encode(const char* input, uint64_t length); + + /** + * Base64 decode an input string. + * @param input char array to decode. + * @param length of the input array. + * + * Note, decoded string may contain '\0' at any position, it should be treated + * as a sequence of bytes. + */ + static std::string decode(const char* input, size_t length); + + private: + /** + * Helper method for encoding. This is used to encode all of the characters + * from the input string. + */ + static void encodeBase(const uint8_t cur_char, uint64_t pos, uint8_t& next_c, + std::string& ret); + + /** + * Encode last characters. It appends '=' chars to the ret if input + * string length is not divisible by 3. + */ + static void encodeLast(uint64_t pos, uint8_t last_char, std::string& ret); +}; +} // namespace mocktracer +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing + +#endif // OPENTRACING_MOCKTRACER_BASE64_H diff --git a/src/jaegertracing/opentracing-cpp/mocktracer/src/dynamic_load.cpp b/src/jaegertracing/opentracing-cpp/mocktracer/src/dynamic_load.cpp new file mode 100644 index 000000000..0fc737106 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/mocktracer/src/dynamic_load.cpp @@ -0,0 +1,39 @@ +#include <opentracing/dynamic_load.h> +#include <opentracing/mocktracer/tracer_factory.h> +#include <cstdio> +#include <cstring> +#include <exception> + +static int OpenTracingMakeTracerFactoryFct(const char* opentracing_version, + const char* opentracing_abi_version, + const void** error_category, + void* error_message, + void** tracer_factory) try { + if (opentracing_version == nullptr || opentracing_abi_version == nullptr || + error_category == nullptr || tracer_factory == nullptr) { + fprintf(stderr, + "`opentracing_version`, `opentracing_abi_version`, " + "`error_category`, and `tracer_factory` must be non-null.\n"); + std::terminate(); + } + + if (std::strcmp(opentracing_abi_version, OPENTRACING_ABI_VERSION) != 0) { + *error_category = + static_cast<const void*>(&opentracing::dynamic_load_error_category()); + auto& message = *static_cast<std::string*>(error_message); + message = + "incompatible OpenTracing ABI versions; " + "expected " OPENTRACING_ABI_VERSION " but got "; + message.append(opentracing_abi_version); + return opentracing::incompatible_library_versions_error.value(); + } + + *tracer_factory = new opentracing::mocktracer::MockTracerFactory{}; + + return 0; +} catch (const std::bad_alloc&) { + *error_category = static_cast<const void*>(&std::generic_category()); + return static_cast<int>(std::errc::not_enough_memory); +} + +OPENTRACING_DECLARE_IMPL_FACTORY(OpenTracingMakeTracerFactoryFct); diff --git a/src/jaegertracing/opentracing-cpp/mocktracer/src/in_memory_recorder.cpp b/src/jaegertracing/opentracing-cpp/mocktracer/src/in_memory_recorder.cpp new file mode 100644 index 000000000..818df3c10 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/mocktracer/src/in_memory_recorder.cpp @@ -0,0 +1,33 @@ +#include <opentracing/mocktracer/in_memory_recorder.h> +#include <stdexcept> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +namespace mocktracer { +void InMemoryRecorder::RecordSpan(SpanData&& span_data) noexcept try { + std::lock_guard<std::mutex> lock_guard{mutex_}; + spans_.emplace_back(std::move(span_data)); +} catch (const std::exception&) { + // Drop span. +} + +std::vector<SpanData> InMemoryRecorder::spans() const { + std::lock_guard<std::mutex> lock_guard{mutex_}; + return spans_; +} + +size_t InMemoryRecorder::size() const { + std::lock_guard<std::mutex> lock_guard{mutex_}; + return spans_.size(); +} + +SpanData InMemoryRecorder::top() const { + std::lock_guard<std::mutex> lock_guard{mutex_}; + if (spans_.empty()) { + throw std::runtime_error{"no spans"}; + } + return spans_.back(); +} +} // namespace mocktracer +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing diff --git a/src/jaegertracing/opentracing-cpp/mocktracer/src/json.cpp b/src/jaegertracing/opentracing-cpp/mocktracer/src/json.cpp new file mode 100644 index 000000000..10c46d351 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/mocktracer/src/json.cpp @@ -0,0 +1,285 @@ +#include <opentracing/mocktracer/json.h> +#include <opentracing/mocktracer/recorder.h> +#include <opentracing/string_view.h> +#include <cmath> +#include <iomanip> +#include <sstream> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +namespace mocktracer { +// The implementation is based off of this answer from StackOverflow: +// https://stackoverflow.com/a/33799784 +static void WriteEscapedString(std::ostream& writer, + opentracing::string_view s) { + writer << '"'; + for (char c : s) { + switch (c) { + case '"': + writer << R"(\")"; + break; + case '\\': + writer << R"(\\)"; + break; + case '\b': + writer << R"(\b)"; + break; + case '\n': + writer << R"(\n)"; + break; + case '\r': + writer << R"(\r)"; + break; + case '\t': + writer << R"(\t)"; + break; + default: + if ('\x00' <= c && c <= '\x1f') { + writer << R"(\u)"; + writer << std::hex << std::setw(4) << std::setfill('0') + << static_cast<int>(c); + } else { + writer << c; + } + } + } + writer << '"'; +} + +static void WriteId(std::ostream& writer, uint64_t id) { + std::ostringstream oss; + oss << std::setfill('0') << std::setw(16) << std::hex << id; + if (!oss.good()) { + writer.setstate(std::ios::failbit); + return; + } + writer << '"' << oss.str() << '"'; +} + +static void ToJson(std::ostream& writer, + const SpanContextData& span_context_data) { + writer << '{'; + writer << R"("trace_id":)"; + WriteId(writer, span_context_data.trace_id); + writer << ','; + + writer << R"("span_id":)"; + WriteId(writer, span_context_data.span_id); + writer << ','; + + writer << R"("baggage":{)"; + auto num_baggage = span_context_data.baggage.size(); + size_t baggage_index = 0; + for (auto& baggage_item : span_context_data.baggage) { + WriteEscapedString(writer, baggage_item.first); + writer << ':'; + WriteEscapedString(writer, baggage_item.second); + if (++baggage_index < num_baggage) { + writer << ','; + } + } + writer << '}'; + writer << '}'; +} + +static void ToJson(std::ostream& writer, + const SpanReferenceData& span_reference_data) { + writer << '{'; + writer << R"("reference_type":)"; + if (span_reference_data.reference_type == SpanReferenceType::ChildOfRef) { + writer << R"("CHILD_OF")"; + } else { + writer << R"("FOLLOWS_FROM")"; + } + writer << ','; + + writer << R"("trace_id":)"; + WriteId(writer, span_reference_data.trace_id); + writer << ','; + writer << R"("span_id":)"; + WriteId(writer, span_reference_data.span_id); + + writer << '}'; +} + +static void ToJson(std::ostream& writer, const Value& value); + +namespace { +struct ValueVisitor { + std::ostream& writer; + + void operator()(bool value) { + if (value) { + writer << "true"; + } else { + writer << "false"; + } + } + + void operator()(double value) { + if (std::isnan(value)) { + writer << R"("NaN")"; + } else if (std::isinf(value)) { + if (std::signbit(value)) { + writer << R"("-Inf")"; + } else { + writer << R"("+Inf")"; + } + } else { + writer << value; + } + } + + void operator()(int64_t value) { writer << value; } + + void operator()(uint64_t value) { writer << value; } + + void operator()(const std::string& s) { WriteEscapedString(writer, s); } + + void operator()(std::nullptr_t) { writer << "null"; } + + void operator()(const char* s) { WriteEscapedString(writer, s); } + + void operator()(const Values& values) { + writer << '['; + size_t i = 0; + for (const auto& value : values) { + ToJson(writer, value); + if (++i < values.size()) { + writer << ','; + } + } + writer << ']'; + } + + void operator()(const Dictionary& dictionary) { + writer << '{'; + size_t i = 0; + for (const auto& key_value : dictionary) { + WriteEscapedString(writer, key_value.first); + writer << ':'; + ToJson(writer, key_value.second); + if (++i < dictionary.size()) { + writer << ','; + } + } + writer << '}'; + } +}; +} // anonymous namespace + +void ToJson(std::ostream& writer, const Value& value) { + ValueVisitor value_visitor{writer}; + apply_visitor(value_visitor, value); +} + +template <class Rep, class Period> +static void ToJson(std::ostream& writer, + const std::chrono::duration<Rep, Period>& duration) { + auto count = + std::chrono::duration_cast<std::chrono::microseconds>(duration).count(); + writer << count; +} + +static void ToJson(std::ostream& writer, const LogRecord& log_record) { + writer << '{'; + writer << R"("timestamp":)"; + ToJson(writer, log_record.timestamp.time_since_epoch()); + writer << ','; + writer << R"("fields":)"; + writer << '['; + auto num_fields = log_record.fields.size(); + size_t field_index = 0; + for (auto& field : log_record.fields) { + writer << '{'; + writer << R"("key":)"; + WriteEscapedString(writer, field.first); + writer << ','; + writer << R"("value":)"; + ToJson(writer, field.second); + writer << '}'; + if (++field_index < num_fields) { + writer << ','; + } + } + writer << ']'; + writer << '}'; +} + +static void ToJson(std::ostream& writer, const SpanData& span_data) { + writer << '{'; + + writer << R"("span_context":)"; + ToJson(writer, span_data.span_context); + writer << ','; + + writer << R"("references":)"; + writer << '['; + auto num_references = span_data.references.size(); + size_t reference_index = 0; + for (auto& reference : span_data.references) { + ToJson(writer, reference); + if (++reference_index < num_references) { + writer << ','; + } + } + writer << ']'; + writer << ','; + + writer << R"("operation_name":)"; + WriteEscapedString(writer, span_data.operation_name); + writer << ','; + + writer << R"("start_timestamp":)"; + ToJson(writer, span_data.start_timestamp.time_since_epoch()); + writer << ','; + + writer << R"("duration":)"; + ToJson(writer, span_data.duration); + writer << ','; + + writer << R"("tags":)"; + writer << '{'; + auto num_tags = span_data.tags.size(); + size_t tag_index = 0; + for (auto& tag : span_data.tags) { + WriteEscapedString(writer, tag.first); + writer << ':'; + ToJson(writer, tag.second); + if (++tag_index < num_tags) { + writer << ','; + } + } + writer << '}'; + writer << ','; + + writer << R"("logs":)"; + writer << '['; + auto num_logs = span_data.logs.size(); + size_t log_index = 0; + for (auto& log : span_data.logs) { + ToJson(writer, log); + if (++log_index < num_logs) { + writer << ','; + } + } + writer << ']'; + + writer << '}'; +} + +void ToJson(std::ostream& writer, const std::vector<SpanData>& spans) { + writer << '['; + auto num_spans = spans.size(); + size_t span_index = 0; + for (auto& span_data : spans) { + ToJson(writer, span_data); + if (++span_index < num_spans) { + writer << ','; + } + } + writer << ']'; +} +} // namespace mocktracer +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing diff --git a/src/jaegertracing/opentracing-cpp/mocktracer/src/json_recorder.cpp b/src/jaegertracing/opentracing-cpp/mocktracer/src/json_recorder.cpp new file mode 100644 index 000000000..5d30d9aea --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/mocktracer/src/json_recorder.cpp @@ -0,0 +1,30 @@ +#include <opentracing/mocktracer/json.h> +#include <opentracing/mocktracer/json_recorder.h> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +namespace mocktracer { +JsonRecorder::JsonRecorder(std::unique_ptr<std::ostream>&& out) + : out_{std::move(out)} {} + +void JsonRecorder::RecordSpan(SpanData&& span_data) noexcept try { + std::lock_guard<std::mutex> lock_guard{mutex_}; + spans_.emplace_back(std::move(span_data)); +} catch (const std::exception&) { + // Drop span. +} + +void JsonRecorder::Close() noexcept try { + if (out_ == nullptr) { + return; + } + std::lock_guard<std::mutex> lock_guard{mutex_}; + ToJson(*out_, spans_); + out_->flush(); + spans_.clear(); +} catch (const std::exception&) { + // Ignore errors. +} +} // namespace mocktracer +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing diff --git a/src/jaegertracing/opentracing-cpp/mocktracer/src/mock_span.cpp b/src/jaegertracing/opentracing-cpp/mocktracer/src/mock_span.cpp new file mode 100644 index 000000000..b312bd8e9 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/mocktracer/src/mock_span.cpp @@ -0,0 +1,206 @@ +#include "mock_span.h" +#include <cstdio> +#include <random> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +namespace mocktracer { + +static uint64_t GenerateId() { + static thread_local std::mt19937_64 rand_source{std::random_device()()}; + return static_cast<uint64_t>(rand_source()); +} + +static std::tuple<SystemTime, SteadyTime> ComputeStartTimestamps( + const SystemTime& start_system_timestamp, + const SteadyTime& start_steady_timestamp) { + // If neither the system nor steady timestamps are set, get the tme from the + // respective clocks; otherwise, use the set timestamp to initialize the + // other. + if (start_system_timestamp == SystemTime() && + start_steady_timestamp == SteadyTime()) { + return std::tuple<SystemTime, SteadyTime>{SystemClock::now(), + SteadyClock::now()}; + } + if (start_system_timestamp == SystemTime()) { + return std::tuple<SystemTime, SteadyTime>{ + opentracing::convert_time_point<SystemClock>(start_steady_timestamp), + start_steady_timestamp}; + } + if (start_steady_timestamp == SteadyTime()) { + return std::tuple<SystemTime, SteadyTime>{ + start_system_timestamp, + opentracing::convert_time_point<SteadyClock>(start_system_timestamp)}; + } + return std::tuple<SystemTime, SteadyTime>{start_system_timestamp, + start_steady_timestamp}; +} + +static bool SetSpanReference( + const std::pair<SpanReferenceType, const SpanContext*>& reference, + std::map<std::string, std::string>& baggage, + SpanReferenceData& reference_data) { + reference_data.reference_type = reference.first; + if (reference.second == nullptr) { + return false; + } + auto referenced_context = + dynamic_cast<const MockSpanContext*>(reference.second); + if (referenced_context == nullptr) { + return false; + } + reference_data.trace_id = referenced_context->trace_id(); + reference_data.span_id = referenced_context->span_id(); + + referenced_context->ForeachBaggageItem( + [&baggage](const std::string& key, const std::string& value) { + baggage[key] = value; + return true; + }); + + return true; +} + +MockSpan::MockSpan(std::shared_ptr<const Tracer>&& tracer, Recorder* recorder, + string_view operation_name, const StartSpanOptions& options) + : tracer_{std::move(tracer)}, recorder_{recorder} { + data_.operation_name = operation_name; + + // Set start timestamps + std::tie(data_.start_timestamp, start_steady_) = ComputeStartTimestamps( + options.start_system_timestamp, options.start_steady_timestamp); + + // Set references + SpanContextData span_context_data; + for (auto& reference : options.references) { + SpanReferenceData reference_data; + if (!SetSpanReference(reference, span_context_data.baggage, + reference_data)) { + continue; + } + data_.references.push_back(reference_data); + } + + // Set tags + for (auto& tag : options.tags) { + data_.tags[tag.first] = tag.second; + } + + // Set span context + span_context_data.trace_id = + data_.references.empty() ? GenerateId() : data_.references[0].trace_id; + span_context_data.span_id = GenerateId(); + span_context_ = MockSpanContext{std::move(span_context_data)}; +} + +MockSpan::~MockSpan() { + if (!is_finished_) { + Finish(); + } +} + +void MockSpan::FinishWithOptions(const FinishSpanOptions& options) noexcept { + // Ensure the span is only finished once. + if (is_finished_.exchange(true)) { + return; + } + + data_.logs.reserve(data_.logs.size() + options.log_records.size()); + for (auto& log_record : options.log_records) { + data_.logs.push_back(log_record); + } + + auto finish_timestamp = options.finish_steady_timestamp; + if (finish_timestamp == SteadyTime{}) { + finish_timestamp = SteadyClock::now(); + } + + data_.duration = finish_timestamp - start_steady_; + + span_context_.CopyData(data_.span_context); + + if (recorder_ != nullptr) { + recorder_->RecordSpan(std::move(data_)); + } +} + +void MockSpan::SetOperationName(string_view name) noexcept try { + std::lock_guard<std::mutex> lock_guard{mutex_}; + data_.operation_name = name; +} catch (const std::exception& e) { + // Ignore operation + fprintf(stderr, "Failed to set operation name: %s\n", e.what()); +} + +void MockSpan::SetTag(string_view key, + const opentracing::Value& value) noexcept try { + std::lock_guard<std::mutex> lock_guard{mutex_}; + data_.tags[key] = value; +} catch (const std::exception& e) { + // Ignore upon error. + fprintf(stderr, "Failed to set tag: %s\n", e.what()); +} + +void MockSpan::Log( + std::initializer_list<std::pair<string_view, Value>> fields) noexcept { + Log(SystemClock::now(), fields); +} + +void MockSpan::Log( + SystemTime timestamp, + std::initializer_list<std::pair<string_view, Value>> fields) noexcept try { + LogRecord log_record; + log_record.timestamp = timestamp; + log_record.fields.reserve(fields.size()); + for (auto& field : fields) { + log_record.fields.emplace_back(field.first, field.second); + } + std::lock_guard<std::mutex> lock_guard{mutex_}; + data_.logs.emplace_back(std::move(log_record)); +} catch (const std::exception& e) { + // Drop log record upon error. + fprintf(stderr, "Failed to log: %s\n", e.what()); +} + +void MockSpan::Log( + SystemTime timestamp, + const std::vector<std::pair<string_view, Value>>& fields) noexcept try { + LogRecord log_record; + log_record.timestamp = timestamp; + log_record.fields.reserve(fields.size()); + for (auto& field : fields) { + log_record.fields.emplace_back(field.first, field.second); + } + std::lock_guard<std::mutex> lock_guard{mutex_}; + data_.logs.emplace_back(std::move(log_record)); +} catch (const std::exception& e) { + // Drop log record upon error. + fprintf(stderr, "Failed to log: %s\n", e.what()); +} + +void MockSpan::SetBaggageItem(string_view restricted_key, + string_view value) noexcept try { + std::lock_guard<std::mutex> lock_guard{span_context_.baggage_mutex_}; + span_context_.data_.baggage.emplace(restricted_key, value); +} catch (const std::exception& e) { + // Drop baggage item upon error. + fprintf(stderr, "Failed to set baggage item: %s\n", e.what()); +} + +std::string MockSpan::BaggageItem(string_view restricted_key) const + noexcept try { + std::lock_guard<std::mutex> lock_guard{span_context_.baggage_mutex_}; + auto lookup = span_context_.data_.baggage.find(restricted_key); + if (lookup != span_context_.data_.baggage.end()) { + return lookup->second; + } + return {}; +} catch (const std::exception& e) { + // Return empty string upon error. + fprintf(stderr, "Failed to retrieve baggage item: %s\n", e.what()); + return {}; +} + +} // namespace mocktracer +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing diff --git a/src/jaegertracing/opentracing-cpp/mocktracer/src/mock_span.h b/src/jaegertracing/opentracing-cpp/mocktracer/src/mock_span.h new file mode 100644 index 000000000..bf8ba05cf --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/mocktracer/src/mock_span.h @@ -0,0 +1,66 @@ +#ifndef OPENTRACING_MOCKTRACER_SPAN_H +#define OPENTRACING_MOCKTRACER_SPAN_H + +#include <opentracing/mocktracer/tracer.h> +#include <atomic> +#include <mutex> +#include "mock_span_context.h" + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +namespace mocktracer { + +class MockSpan : public Span { + public: + MockSpan(std::shared_ptr<const Tracer>&& tracer, Recorder* recorder, + string_view operation_name, const StartSpanOptions& options); + + ~MockSpan() override; + + void FinishWithOptions(const FinishSpanOptions& options) noexcept override; + + void SetOperationName(string_view name) noexcept override; + + void SetTag(string_view key, + const opentracing::Value& value) noexcept override; + + void Log(std::initializer_list<std::pair<string_view, Value>> + fields) noexcept override; + + void Log(SystemTime timestamp, + std::initializer_list<std::pair<string_view, Value>> + fields) noexcept override; + + void Log(SystemTime timestamp, + const std::vector<std::pair<string_view, Value>>& + fields) noexcept override; + + void SetBaggageItem(string_view restricted_key, + string_view value) noexcept override; + + std::string BaggageItem(string_view restricted_key) const noexcept override; + + const SpanContext& context() const noexcept override { return span_context_; } + + const opentracing::Tracer& tracer() const noexcept override { + return *tracer_; + } + + private: + std::shared_ptr<const Tracer> tracer_; + Recorder* recorder_; + MockSpanContext span_context_; + SteadyTime start_steady_; + + std::atomic<bool> is_finished_{false}; + + // Mutex protects data_ + std::mutex mutex_; + SpanData data_; +}; + +} // namespace mocktracer +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing + +#endif // OPENTRACING_MOCKTRACER_SPAN_H diff --git a/src/jaegertracing/opentracing-cpp/mocktracer/src/mock_span_context.cpp b/src/jaegertracing/opentracing-cpp/mocktracer/src/mock_span_context.cpp new file mode 100644 index 000000000..ac6eb2b5c --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/mocktracer/src/mock_span_context.cpp @@ -0,0 +1,40 @@ +#include "mock_span_context.h" + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +namespace mocktracer { +MockSpanContext& MockSpanContext::operator=(MockSpanContext&& other) noexcept { + data_.trace_id = other.data_.trace_id; + data_.span_id = other.data_.span_id; + data_.baggage = std::move(other.data_.baggage); + return *this; +} + +void MockSpanContext::ForeachBaggageItem( + std::function<bool(const std::string& key, const std::string& value)> f) + const { + std::lock_guard<std::mutex> lock_guard{baggage_mutex_}; + for (const auto& baggage_item : data_.baggage) { + if (!f(baggage_item.first, baggage_item.second)) { + return; + } + } +} + +void MockSpanContext::CopyData(SpanContextData& data) const { + data.trace_id = data_.trace_id; + data.span_id = data_.span_id; + std::lock_guard<std::mutex> lock_guard{baggage_mutex_}; + data.baggage = data_.baggage; +} + +std::unique_ptr<SpanContext> MockSpanContext::Clone() const noexcept try { + auto result = std::unique_ptr<MockSpanContext>{new MockSpanContext{}}; + CopyData(result->data_); + return std::unique_ptr<SpanContext>{result.release()}; +} catch (const std::exception& /*e*/) { + return nullptr; +} +} // namespace mocktracer +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing diff --git a/src/jaegertracing/opentracing-cpp/mocktracer/src/mock_span_context.h b/src/jaegertracing/opentracing-cpp/mocktracer/src/mock_span_context.h new file mode 100644 index 000000000..ed156daf1 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/mocktracer/src/mock_span_context.h @@ -0,0 +1,79 @@ +#ifndef OPENTRACING_MOCKTRACER_SPAN_CONTEXT_H +#define OPENTRACING_MOCKTRACER_SPAN_CONTEXT_H + +#include <opentracing/mocktracer/tracer.h> +#include <exception> +#include <mutex> +#include <string> +#include "propagation.h" + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +namespace mocktracer { + +class MockSpan; + +class MockSpanContext : public SpanContext { + public: + MockSpanContext() = default; + + MockSpanContext(SpanContextData&& data) noexcept : data_(std::move(data)) {} + + MockSpanContext(const MockSpanContext&) = delete; + MockSpanContext(MockSpanContext&&) = delete; + + ~MockSpanContext() override = default; + + MockSpanContext& operator=(const MockSpanContext&) = delete; + MockSpanContext& operator=(MockSpanContext&& other) noexcept; + + void ForeachBaggageItem( + std::function<bool(const std::string& key, const std::string& value)> f) + const override; + + std::string ToTraceID() const noexcept override try { + return std::to_string(data_.trace_id); + } catch (const std::exception& /*e*/) { + return {}; + } + + std::string ToSpanID() const noexcept override try { + return std::to_string(data_.span_id); + } catch (const std::exception& /*e*/) { + return {}; + } + + uint64_t trace_id() const noexcept { return data_.trace_id; } + + uint64_t span_id() const noexcept { return data_.span_id; } + + void CopyData(SpanContextData& data) const; + + template <class Carrier> + expected<void> Inject(const PropagationOptions& propagation_options, + Carrier& writer) const { + std::lock_guard<std::mutex> lock_guard{baggage_mutex_}; + return InjectSpanContext(propagation_options, writer, data_); + } + + template <class Carrier> + expected<bool> Extract(const PropagationOptions& propagation_options, + Carrier& reader) { + std::lock_guard<std::mutex> lock_guard{baggage_mutex_}; + return ExtractSpanContext(propagation_options, reader, data_); + } + + std::unique_ptr<SpanContext> Clone() const noexcept override; + + private: + friend MockSpan; + + mutable std::mutex baggage_mutex_; + SpanContextData data_; +}; + +} // namespace mocktracer +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing + +#endif // OPENTRACING_MOCKTRACER_SPAN_CONTEXT_H diff --git a/src/jaegertracing/opentracing-cpp/mocktracer/src/propagation.cpp b/src/jaegertracing/opentracing-cpp/mocktracer/src/propagation.cpp new file mode 100644 index 000000000..d5468773d --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/mocktracer/src/propagation.cpp @@ -0,0 +1,214 @@ +#include "propagation.h" +#include <algorithm> +#include <cctype> +#include <functional> +#include <iostream> +#include <sstream> +#include "base64.h" +#include "utility.h" + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +namespace mocktracer { +static void WriteString(std::ostream& ostream, const std::string& s) { + const uint32_t size = static_cast<uint32_t>(s.size()); + ostream.write(reinterpret_cast<const char*>(&size), sizeof(size)); + ostream.write(s.data(), size); +} + +static void ReadString(std::istream& istream, std::string& s) { + uint32_t size = 0; + istream.read(reinterpret_cast<char*>(&size), sizeof(size)); + s.resize(size); + istream.read(&s[0], size); +} + +expected<void> InjectSpanContext( + const PropagationOptions& /*propagation_options*/, std::ostream& carrier, + const SpanContextData& span_context_data) { + auto trace_id = SwapEndianIfBig(span_context_data.trace_id); + carrier.write(reinterpret_cast<const char*>(&trace_id), sizeof(trace_id)); + auto span_id = SwapEndianIfBig(span_context_data.span_id); + carrier.write(reinterpret_cast<const char*>(&span_id), sizeof(span_id)); + + const uint32_t num_baggage = + SwapEndianIfBig(static_cast<uint32_t>(span_context_data.baggage.size())); + carrier.write(reinterpret_cast<const char*>(&num_baggage), + sizeof(num_baggage)); + for (auto& baggage_item : span_context_data.baggage) { + WriteString(carrier, baggage_item.first); + WriteString(carrier, baggage_item.second); + } + + // Flush so that when we call carrier.good(), we'll get an accurate view of + // the error state. + carrier.flush(); + if (!carrier.good()) { + return opentracing::make_unexpected( + std::make_error_code(std::errc::io_error)); + } + + return {}; +} + +expected<bool> ExtractSpanContext( + const PropagationOptions& /*propagation_options*/, std::istream& carrier, + SpanContextData& span_context_data) try { + // istream::peek returns EOF if it's in an error state, so check for an error + // state first before checking for an empty stream. + if (!carrier.good()) { + return opentracing::make_unexpected( + std::make_error_code(std::errc::io_error)); + } + + // Check for the case when no span is encoded. + if (carrier.peek() == EOF) { + return false; + } + carrier.read(reinterpret_cast<char*>(&span_context_data.trace_id), + sizeof(span_context_data.trace_id)); + span_context_data.trace_id = SwapEndianIfBig(span_context_data.trace_id); + carrier.read(reinterpret_cast<char*>(&span_context_data.span_id), + sizeof(span_context_data.span_id)); + span_context_data.span_id = SwapEndianIfBig(span_context_data.span_id); + uint32_t num_baggage = 0; + carrier.read(reinterpret_cast<char*>(&num_baggage), sizeof(num_baggage)); + num_baggage = SwapEndianIfBig(num_baggage); + std::string baggage_key, baggage_value; + for (int i = 0; i < static_cast<int>(num_baggage); ++i) { + ReadString(carrier, baggage_key); + ReadString(carrier, baggage_value); + span_context_data.baggage[baggage_key] = baggage_value; + if (!carrier.good()) { + return opentracing::make_unexpected( + std::make_error_code(std::errc::io_error)); + } + } + + return true; +} catch (const std::bad_alloc&) { + return opentracing::make_unexpected( + std::make_error_code(std::errc::not_enough_memory)); +} + +expected<void> InjectSpanContext(const PropagationOptions& propagation_options, + const TextMapWriter& carrier, + const SpanContextData& span_context_data) { + std::ostringstream ostream; + auto result = + InjectSpanContext(propagation_options, ostream, span_context_data); + if (!result) { + return result; + } + std::string context_value; + try { + auto binary_encoding = ostream.str(); + context_value = + Base64::encode(binary_encoding.data(), binary_encoding.size()); + } catch (const std::bad_alloc&) { + return opentracing::make_unexpected( + std::make_error_code(std::errc::not_enough_memory)); + } + + result = carrier.Set(propagation_options.propagation_key, context_value); + if (!result) { + return result; + } + return {}; +} + +template <class KeyCompare> +static opentracing::expected<opentracing::string_view> LookupKey( + const opentracing::TextMapReader& carrier, opentracing::string_view key, + KeyCompare key_compare) { + // First try carrier.LookupKey since that can potentially be the fastest + // approach. + auto result = carrier.LookupKey(key); + if (result || + !are_errors_equal(result.error(), + opentracing::lookup_key_not_supported_error)) { + return result; + } + + // Fall back to iterating through all of the keys. + result = opentracing::make_unexpected(opentracing::key_not_found_error); + auto was_successful = carrier.ForeachKey( + [&](opentracing::string_view carrier_key, + opentracing::string_view value) -> opentracing::expected<void> { + if (!key_compare(carrier_key, key)) { + return {}; + } + result = value; + + // Found key, so bail out of the loop with a success error code. + return opentracing::make_unexpected(std::error_code{}); + }); + if (!was_successful && was_successful.error() != std::error_code{}) { + return opentracing::make_unexpected(was_successful.error()); + } + return result; +} + +template <class KeyCompare> +static opentracing::expected<bool> ExtractSpanContext( + const PropagationOptions& propagation_options, + const opentracing::TextMapReader& carrier, + SpanContextData& span_context_data, KeyCompare key_compare) { + auto value_maybe = + LookupKey(carrier, propagation_options.propagation_key, key_compare); + if (!value_maybe) { + if (are_errors_equal(value_maybe.error(), + opentracing::key_not_found_error)) { + return false; + } else { + return opentracing::make_unexpected(value_maybe.error()); + } + } + auto value = *value_maybe; + std::string base64_decoding; + try { + base64_decoding = Base64::decode(value.data(), value.size()); + } catch (const std::bad_alloc&) { + return opentracing::make_unexpected( + std::make_error_code(std::errc::not_enough_memory)); + } + if (base64_decoding.empty()) { + return opentracing::make_unexpected( + opentracing::span_context_corrupted_error); + } + std::istringstream istream{base64_decoding}; + return ExtractSpanContext(propagation_options, istream, span_context_data); +} + +expected<bool> ExtractSpanContext(const PropagationOptions& propagation_options, + const TextMapReader& carrier, + SpanContextData& span_context_data) { + return ExtractSpanContext(propagation_options, carrier, span_context_data, + std::equal_to<string_view>{}); +} + +expected<void> InjectSpanContext(const PropagationOptions& propagation_options, + const HTTPHeadersWriter& carrier, + const SpanContextData& span_context_data) { + return InjectSpanContext(propagation_options, + static_cast<const TextMapWriter&>(carrier), + span_context_data); +} + +expected<bool> ExtractSpanContext(const PropagationOptions& propagation_options, + const HTTPHeadersReader& carrier, + SpanContextData& span_context_data) { + auto iequals = [](opentracing::string_view lhs, + opentracing::string_view rhs) { + return lhs.length() == rhs.length() && + std::equal(std::begin(lhs), std::end(lhs), std::begin(rhs), + [](char a, char b) { + return std::tolower(a) == std::tolower(b); + }); + }; + return ExtractSpanContext(propagation_options, carrier, span_context_data, + iequals); +} +} // namespace mocktracer +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing diff --git a/src/jaegertracing/opentracing-cpp/mocktracer/src/propagation.h b/src/jaegertracing/opentracing-cpp/mocktracer/src/propagation.h new file mode 100644 index 000000000..6dced93cb --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/mocktracer/src/propagation.h @@ -0,0 +1,39 @@ +#ifndef OPENTRACING_MOCKTRACER_PROPAGATION_H +#define OPENTRACING_MOCKTRACER_PROPAGATION_H + +#include <opentracing/mocktracer/recorder.h> +#include <opentracing/mocktracer/tracer.h> +#include <opentracing/propagation.h> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +namespace mocktracer { + +expected<void> InjectSpanContext(const PropagationOptions& propagation_options, + std::ostream& carrier, + const SpanContextData& span_context_data); + +expected<bool> ExtractSpanContext(const PropagationOptions& propagation_options, + std::istream& carrier, + SpanContextData& span_context_data); + +expected<void> InjectSpanContext(const PropagationOptions& propagation_options, + const TextMapWriter& carrier, + const SpanContextData& span_context_data); + +expected<bool> ExtractSpanContext(const PropagationOptions& propagation_options, + const TextMapReader& carrier, + SpanContextData& span_context_data); + +expected<void> InjectSpanContext(const PropagationOptions& propagation_options, + const HTTPHeadersWriter& carrier, + const SpanContextData& span_context_data); + +expected<bool> ExtractSpanContext(const PropagationOptions& propagation_options, + const HTTPHeadersReader& carrier, + SpanContextData& span_context_data); +} // namespace mocktracer +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing + +#endif // OPENTRACING_MOCKTRACER_PROPAGATION_H diff --git a/src/jaegertracing/opentracing-cpp/mocktracer/src/tracer.cpp b/src/jaegertracing/opentracing-cpp/mocktracer/src/tracer.cpp new file mode 100644 index 000000000..e5f91271b --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/mocktracer/src/tracer.cpp @@ -0,0 +1,109 @@ +#include <opentracing/mocktracer/tracer.h> +#include <cstdio> +#include <exception> + +#include "mock_span.h" +#include "mock_span_context.h" +#include "propagation.h" + +#include <opentracing/dynamic_load.h> +#include <opentracing/mocktracer/tracer_factory.h> +#include <cstdio> +#include <cstring> +#include <exception> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +namespace mocktracer { + +template <class Carrier> +static expected<void> InjectImpl(const PropagationOptions& propagation_options, + const opentracing::SpanContext& span_context, + Carrier& writer) { + if (propagation_options.inject_error_code.value() != 0) { + return opentracing::make_unexpected(propagation_options.inject_error_code); + } + auto mock_span_context = dynamic_cast<const MockSpanContext*>(&span_context); + if (mock_span_context == nullptr) { + return opentracing::make_unexpected( + opentracing::invalid_span_context_error); + } + return mock_span_context->Inject(propagation_options, writer); +} + +template <class Carrier> +opentracing::expected<std::unique_ptr<opentracing::SpanContext>> ExtractImpl( + const PropagationOptions& propagation_options, Carrier& reader) { + if (propagation_options.extract_error_code.value() != 0) { + return opentracing::make_unexpected(propagation_options.extract_error_code); + } + MockSpanContext* mock_span_context; + try { + mock_span_context = new MockSpanContext{}; + } catch (const std::bad_alloc&) { + return opentracing::make_unexpected( + make_error_code(std::errc::not_enough_memory)); + } + std::unique_ptr<opentracing::SpanContext> span_context(mock_span_context); + auto result = mock_span_context->Extract(propagation_options, reader); + if (!result) { + return opentracing::make_unexpected(result.error()); + } + if (!*result) { + span_context.reset(); + } + return std::move(span_context); +} + +MockTracer::MockTracer(MockTracerOptions&& options) + : recorder_{std::move(options.recorder)}, + propagation_options_{std::move(options.propagation_options)} {} + +std::unique_ptr<Span> MockTracer::StartSpanWithOptions( + string_view operation_name, const StartSpanOptions& options) const + noexcept try { + return std::unique_ptr<Span>{new MockSpan{shared_from_this(), recorder_.get(), + operation_name, options}}; +} catch (const std::exception& e) { + fprintf(stderr, "Failed to start span: %s\n", e.what()); + return nullptr; +} + +void MockTracer::Close() noexcept { + if (recorder_ != nullptr) { + recorder_->Close(); + } +} + +expected<void> MockTracer::Inject(const SpanContext& sc, + std::ostream& writer) const { + return InjectImpl(propagation_options_, sc, writer); +} + +expected<void> MockTracer::Inject(const SpanContext& sc, + const TextMapWriter& writer) const { + return InjectImpl(propagation_options_, sc, writer); +} + +expected<void> MockTracer::Inject(const SpanContext& sc, + const HTTPHeadersWriter& writer) const { + return InjectImpl(propagation_options_, sc, writer); +} + +expected<std::unique_ptr<SpanContext>> MockTracer::Extract( + std::istream& reader) const { + return ExtractImpl(propagation_options_, reader); +} + +expected<std::unique_ptr<SpanContext>> MockTracer::Extract( + const TextMapReader& reader) const { + return ExtractImpl(propagation_options_, reader); +} + +expected<std::unique_ptr<SpanContext>> MockTracer::Extract( + const HTTPHeadersReader& reader) const { + return ExtractImpl(propagation_options_, reader); +} +} // namespace mocktracer +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing diff --git a/src/jaegertracing/opentracing-cpp/mocktracer/src/tracer_factory.cpp b/src/jaegertracing/opentracing-cpp/mocktracer/src/tracer_factory.cpp new file mode 100644 index 000000000..ebfbe6061 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/mocktracer/src/tracer_factory.cpp @@ -0,0 +1,139 @@ +#include <opentracing/mocktracer/json_recorder.h> +#include <opentracing/mocktracer/tracer.h> +#include <opentracing/mocktracer/tracer_factory.h> +#include <cctype> +#include <cerrno> +#include <cstring> +#include <fstream> +#include <stdexcept> +#include <string> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +namespace mocktracer { + +namespace { +struct InvalidConfigurationError : public std::exception { + public: + InvalidConfigurationError(const char* position, std::string&& message) + : position_{position}, message_{std::move(message)} {} + + const char* what() const noexcept override { return message_.c_str(); } + + const char* position() const { return position_; } + + private: + const char* position_; + std::string message_; +}; +} // namespace + +static void Consume(const char*& i, const char* last, string_view s) { + if (static_cast<std::size_t>(std::distance(i, last)) < s.size()) { + throw InvalidConfigurationError{i, + std::string{"expected "} + std::string{s}}; + } + + for (size_t index = 0; index < s.size(); ++index) { + if (*i++ != s[index]) { + throw InvalidConfigurationError{ + i, std::string{"expected "} + + std::string{s.data() + index, s.data() + s.size()}}; + } + } +} + +static void ConsumeWhitespace(const char*& i, const char* last) { + for (; i != last; ++i) { + if (!std::isspace(*i)) { + return; + } + } +} + +static void ConsumeToken(const char*& i, const char* last, string_view token) { + ConsumeWhitespace(i, last); + Consume(i, last, token); +} + +static std::string ParseFilename(const char*& i, const char* last) { + ConsumeToken(i, last, "\""); + std::string result; + while (i != last) { + if (*i == '\"') { + ++i; + return result; + } + if (*i == '\\') { + throw InvalidConfigurationError{ + i, "escaped characters are not supported in filename"}; + } + if (std::isprint(*i)) { + result.push_back(*i); + } else { + throw InvalidConfigurationError{i, "invalid character"}; + } + ++i; + } + + throw InvalidConfigurationError{i, R"(no matching ")"}; +} + +static std::string ParseConfiguration(const char* i, const char* last) { + ConsumeToken(i, last, "{"); + ConsumeToken(i, last, R"("output_file")"); + ConsumeToken(i, last, ":"); + auto filename = ParseFilename(i, last); + ConsumeToken(i, last, "}"); + ConsumeWhitespace(i, last); + if (i != last) { + throw InvalidConfigurationError{i, "expected EOF"}; + } + + return filename; +} + +struct MockTracerConfiguration { + std::string output_file; +}; + +expected<std::shared_ptr<Tracer>> MockTracerFactory::MakeTracer( + const char* configuration, std::string& error_message) const noexcept try { + MockTracerConfiguration tracer_configuration; + if (configuration == nullptr) { + error_message = "configuration must not be null"; + return make_unexpected(invalid_configuration_error); + } + try { + tracer_configuration.output_file = ParseConfiguration( + configuration, configuration + std::strlen(configuration)); + } catch (const InvalidConfigurationError& e) { + error_message = std::string{"Error parsing configuration at position "} + + std::to_string(std::distance(configuration, e.position())) + + ": " + e.what(); + return make_unexpected(invalid_configuration_error); + } + + errno = 0; + std::unique_ptr<std::ostream> ostream{ + new std::ofstream{tracer_configuration.output_file}}; + if (!ostream->good()) { + error_message = "failed to open file `"; + error_message += tracer_configuration.output_file + "` ("; + error_message += std::strerror(errno); + error_message += ")"; + return make_unexpected(invalid_configuration_error); + } + + MockTracerOptions tracer_options; + tracer_options.recorder = + std::unique_ptr<Recorder>{new JsonRecorder{std::move(ostream)}}; + + return std::shared_ptr<Tracer>{new MockTracer{std::move(tracer_options)}}; +} catch (const std::bad_alloc&) { + return make_unexpected(std::make_error_code(std::errc::not_enough_memory)); +} + +} // namespace mocktracer +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing diff --git a/src/jaegertracing/opentracing-cpp/mocktracer/src/utility.cpp b/src/jaegertracing/opentracing-cpp/mocktracer/src/utility.cpp new file mode 100644 index 000000000..4a08d82ff --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/mocktracer/src/utility.cpp @@ -0,0 +1,57 @@ +#include "utility.h" +#include <climits> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +namespace mocktracer { + +// Converts swaps the endianness of a number. +// +// Taken from https://stackoverflow.com/a/105339/4447365 +template <typename T> +static T SwapEndian(T u) { + static_assert(CHAR_BIT == 8, "CHAR_BIT != 8"); + + union { + T u; + unsigned char u8[sizeof(T)]; + } source, dest; + + source.u = u; + + for (size_t k = 0; k < sizeof(T); k++) + dest.u8[k] = source.u8[sizeof(T) - k - 1]; + + return dest.u; +} + +// Determines whether the architecture is big endian. +// +// Taken from https://stackoverflow.com/a/1001373/4447365 +static bool IsBigEndian() { + union { + uint32_t i; + char c[4]; + } bint = {0x01020304}; + + return bint.c[0] == 1; +} + +uint64_t SwapEndianIfBig(uint64_t x) { + if (IsBigEndian()) { + return SwapEndian(x); + } else { + return x; + } +} + +uint32_t SwapEndianIfBig(uint32_t x) { + if (IsBigEndian()) { + return SwapEndian(x); + } else { + return x; + } +} +} // namespace mocktracer +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing diff --git a/src/jaegertracing/opentracing-cpp/mocktracer/src/utility.h b/src/jaegertracing/opentracing-cpp/mocktracer/src/utility.h new file mode 100644 index 000000000..f7cff91b6 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/mocktracer/src/utility.h @@ -0,0 +1,17 @@ +#ifndef OPENTRACING_MOCKTRACER_UTILITY_H +#define OPENTRACING_MOCKTRACER_UTILITY_H + +#include <opentracing/mocktracer/tracer.h> +#include <cstdint> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +namespace mocktracer { +// If the native architecture is big endian, swaps the endianness of x +uint64_t SwapEndianIfBig(uint64_t x); +uint32_t SwapEndianIfBig(uint32_t x); +} // namespace mocktracer +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing + +#endif // OPENTRACING_MOCKTRACER_UTILITY_H diff --git a/src/jaegertracing/opentracing-cpp/mocktracer/test/BUILD b/src/jaegertracing/opentracing-cpp/mocktracer/test/BUILD new file mode 100644 index 000000000..e26b6bbb3 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/mocktracer/test/BUILD @@ -0,0 +1,15 @@ +TEST_NAMES = [ + "propagation_test", + "tracer_test", + "tracer_factory_test", + "json_test", +] + +[cc_test( + name = test_name, + srcs = [test_name + ".cpp"], + deps = [ + "//mocktracer:mocktracer", + "//3rd_party:catch2", + ], +) for test_name in TEST_NAMES] diff --git a/src/jaegertracing/opentracing-cpp/mocktracer/test/CMakeLists.txt b/src/jaegertracing/opentracing-cpp/mocktracer/test/CMakeLists.txt new file mode 100644 index 000000000..f12033ecf --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/mocktracer/test/CMakeLists.txt @@ -0,0 +1,21 @@ +if (BUILD_SHARED_LIBS) + set(OPENTRACING_MOCKTRACER_LIBRARY opentracing_mocktracer) +else() + set(OPENTRACING_MOCKTRACER_LIBRARY opentracing_mocktracer-static) +endif() + +add_executable(mocktracer_tracer_test tracer_test.cpp) +target_link_libraries(mocktracer_tracer_test ${OPENTRACING_MOCKTRACER_LIBRARY}) +add_test(NAME mocktracer_tracer_test COMMAND mocktracer_tracer_test) + +add_executable(mocktracer_tracer_factory_test tracer_factory_test.cpp) +target_link_libraries(mocktracer_tracer_factory_test ${OPENTRACING_MOCKTRACER_LIBRARY}) +add_test(NAME mocktracer_tracer_factory_test COMMAND mocktracer_tracer_factory_test) + +add_executable(mocktracer_propagation_test propagation_test.cpp) +target_link_libraries(mocktracer_propagation_test ${OPENTRACING_MOCKTRACER_LIBRARY}) +add_test(NAME mocktracer_propagation_test COMMAND mocktracer_propagation_test) + +add_executable(mocktracer_json_test json_test.cpp) +target_link_libraries(mocktracer_json_test ${OPENTRACING_MOCKTRACER_LIBRARY}) +add_test(NAME mocktracer_json_test COMMAND mocktracer_json_test) diff --git a/src/jaegertracing/opentracing-cpp/mocktracer/test/json_test.cpp b/src/jaegertracing/opentracing-cpp/mocktracer/test/json_test.cpp new file mode 100644 index 000000000..d53d29b91 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/mocktracer/test/json_test.cpp @@ -0,0 +1,76 @@ +#include <opentracing/mocktracer/in_memory_recorder.h> +#include <opentracing/mocktracer/json.h> +#include <opentracing/mocktracer/tracer.h> +#include <algorithm> +#include <cctype> + +#define CATCH_CONFIG_MAIN +#include <opentracing/catch2/catch.hpp> +using namespace opentracing; +using namespace mocktracer; + +TEST_CASE("json") { + auto recorder = new InMemoryRecorder{}; + MockTracerOptions tracer_options; + tracer_options.recorder.reset(recorder); + auto tracer = std::shared_ptr<opentracing::Tracer>{ + new MockTracer{std::move(tracer_options)}}; + + SpanContextData span_context_data; + span_context_data.trace_id = 123; + span_context_data.span_id = 456; + span_context_data.baggage = {{"b1", "v1"}, {"b2", "v2"}}; + + SpanData span_data; + span_data.span_context = span_context_data; + span_data.references = {{SpanReferenceType::ChildOfRef, 123, 457}}; + span_data.operation_name = "o1"; + span_data.start_timestamp = + std::chrono::system_clock::time_point{} + std::chrono::hours{51}; + span_data.duration = std::chrono::microseconds{92}; + span_data.tags = {{"t1", 123}, {"t2", "cat"}}; + span_data.logs = {{span_data.start_timestamp, {{"l1", 1}, {"l2", 1.5}}}}; + std::ostringstream oss; + ToJson(oss, {span_data}); + + std::string expected_serialization = R"( + [{ + "span_context": { + "trace_id": "000000000000007b", + "span_id": "00000000000001c8", + "baggage": { + "b1": "v1", + "b2": "v2" + } + }, + "references": [{ + "reference_type": "CHILD_OF", + "trace_id": "000000000000007b", + "span_id": "00000000000001c9" + }], + "operation_name": "o1", + "start_timestamp": 183600000000, + "duration": 92, + "tags": { + "t1": 123, + "t2": "cat" + }, + "logs": [{ + "timestamp": 183600000000, + "fields": [{ + "key": "l1", + "value": 1 + }, { + "key": "l2", + "value": 1.5 + }] + }] + }])"; + expected_serialization.erase( + std::remove_if(expected_serialization.begin(), + expected_serialization.end(), + [](char c) { return std::isspace(c); }), + expected_serialization.end()); + + CHECK(oss.str() == expected_serialization); +} diff --git a/src/jaegertracing/opentracing-cpp/mocktracer/test/propagation_test.cpp b/src/jaegertracing/opentracing-cpp/mocktracer/test/propagation_test.cpp new file mode 100644 index 000000000..00b04ee26 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/mocktracer/test/propagation_test.cpp @@ -0,0 +1,236 @@ +#include <opentracing/mocktracer/in_memory_recorder.h> +#include <opentracing/mocktracer/tracer.h> +#include <opentracing/noop.h> +#include <sstream> +#include <string> +#include <unordered_map> + +#define CATCH_CONFIG_MAIN +#include <opentracing/catch2/catch.hpp> +using namespace opentracing; +using namespace mocktracer; + +struct TextMapCarrier : TextMapReader, TextMapWriter { + TextMapCarrier(std::unordered_map<std::string, std::string>& text_map_) + : text_map(text_map_) {} + + expected<void> Set(string_view key, string_view value) const override { + text_map[key] = value; + return {}; + } + + expected<string_view> LookupKey(string_view key) const override { + if (!supports_lookup) { + return make_unexpected(lookup_key_not_supported_error); + } + auto iter = text_map.find(key); + if (iter != text_map.end()) { + return string_view{iter->second}; + } else { + return make_unexpected(key_not_found_error); + } + } + + expected<void> ForeachKey( + std::function<expected<void>(string_view key, string_view value)> f) + const override { + ++foreach_key_call_count; + for (const auto& key_value : text_map) { + auto result = f(key_value.first, key_value.second); + if (!result) return result; + } + return {}; + } + + bool supports_lookup = false; + mutable int foreach_key_call_count = 0; + std::unordered_map<std::string, std::string>& text_map; +}; + +struct HTTPHeadersCarrier : HTTPHeadersReader, HTTPHeadersWriter { + HTTPHeadersCarrier(std::unordered_map<std::string, std::string>& text_map_) + : text_map(text_map_) {} + + expected<void> Set(string_view key, string_view value) const override { + text_map[key] = value; + return {}; + } + + expected<void> ForeachKey( + std::function<expected<void>(string_view key, string_view value)> f) + const override { + for (const auto& key_value : text_map) { + auto result = f(key_value.first, key_value.second); + if (!result) return result; + } + return {}; + } + + std::unordered_map<std::string, std::string>& text_map; +}; + +TEST_CASE("propagation") { + const char* propagation_key = "propagation-key"; + auto recorder = new InMemoryRecorder{}; + MockTracerOptions tracer_options; + tracer_options.propagation_options.propagation_key = propagation_key; + tracer_options.recorder.reset(recorder); + auto tracer = std::shared_ptr<opentracing::Tracer>{ + new MockTracer{std::move(tracer_options)}}; + std::unordered_map<std::string, std::string> text_map; + TextMapCarrier text_map_carrier(text_map); + HTTPHeadersCarrier http_headers_carrier(text_map); + auto span = tracer->StartSpan("a"); + CHECK(span); + span->SetBaggageItem("abc", "123"); + + SECTION("Propagation uses the specified propagation_key.") { + CHECK(tracer->Inject(span->context(), text_map_carrier)); + CHECK(text_map.count(propagation_key) == 1); + } + + SECTION("Inject, extract, inject yields the same text_map.") { + CHECK(tracer->Inject(span->context(), text_map_carrier)); + auto injection_map1 = text_map; + auto span_context_maybe = tracer->Extract(text_map_carrier); + CHECK((span_context_maybe && span_context_maybe->get())); + text_map.clear(); + CHECK(tracer->Inject(*span_context_maybe->get(), text_map_carrier)); + CHECK(injection_map1 == text_map); + } + + SECTION("Inject, extract, inject yields the same binary blob.") { + std::ostringstream oss(std::ios::binary); + CHECK(tracer->Inject(span->context(), oss)); + auto blob = oss.str(); + std::istringstream iss(blob, std::ios::binary); + auto span_context_maybe = tracer->Extract(iss); + CHECK((span_context_maybe && span_context_maybe->get())); + std::ostringstream oss2(std::ios::binary); + CHECK(tracer->Inject(*span_context_maybe->get(), oss2)); + CHECK(blob == oss2.str()); + } + + SECTION( + "Extracing a context from an empty text-map gives a null span context.") { + auto span_context_maybe = tracer->Extract(text_map_carrier); + CHECK(span_context_maybe); + CHECK(span_context_maybe->get() == nullptr); + } + + SECTION("Injecting a non-Mock span returns invalid_span_context_error.") { + auto noop_tracer = opentracing::MakeNoopTracer(); + CHECK(noop_tracer); + auto noop_span = noop_tracer->StartSpan("a"); + CHECK(noop_span); + auto was_successful = + tracer->Inject(noop_span->context(), text_map_carrier); + CHECK(!was_successful); + CHECK(was_successful.error() == opentracing::invalid_span_context_error); + } + + SECTION("Extract is insensitive to changes in case for http header fields") { + CHECK(tracer->Inject(span->context(), http_headers_carrier)); + + // Change the case of one of the fields. + auto key_value = *std::begin(text_map); + text_map.erase(std::begin(text_map)); + auto key = key_value.first; + key[0] = key[0] == std::toupper(key[0]) + ? static_cast<char>(std::tolower(key[0])) + : static_cast<char>(std::toupper(key[0])); + text_map[key] = key_value.second; + CHECK(tracer->Extract(http_headers_carrier)); + } + + SECTION("Extract/Inject fail if a stream has failure bits set.") { + std::ostringstream oss(std::ios::binary); + oss.setstate(std::ios_base::failbit); + CHECK(!tracer->Inject(span->context(), oss)); + oss.clear(); + CHECK(tracer->Inject(span->context(), oss)); + auto blob = oss.str(); + std::istringstream iss(blob, std::ios::binary); + iss.setstate(std::ios_base::failbit); + CHECK(!tracer->Extract(iss)); + } + + SECTION( + "Extracting a span from an invalid binary blob returns " + "an error.") { + std::string invalid_context = "abc123xyz321qrs42"; + std::istringstream iss{invalid_context, std::ios::binary}; + auto span_context_maybe = tracer->Extract(iss); + CHECK(!span_context_maybe); + } + + SECTION("Calling Extract on an empty stream yields a nullptr.") { + std::string blob; + std::istringstream iss(blob, std::ios::binary); + auto span_context_maybe = tracer->Extract(iss); + CHECK(span_context_maybe); + CHECK(span_context_maybe->get() == nullptr); + } + + SECTION("If a carrier supports LookupKey, then ForeachKey won't be called") { + CHECK(tracer->Inject(span->context(), text_map_carrier)); + CHECK(text_map.size() == 1); + text_map_carrier.supports_lookup = true; + auto span_context_maybe = tracer->Extract(text_map_carrier); + CHECK((span_context_maybe && span_context_maybe->get())); + CHECK(text_map_carrier.foreach_key_call_count == 0); + } + + SECTION( + "When LookupKey is used, a nullptr is returned if there is no " + "span_context") { + text_map.clear(); + text_map_carrier.supports_lookup = true; + auto span_context_maybe = tracer->Extract(text_map_carrier); + CHECK((span_context_maybe && span_context_maybe->get() == nullptr)); + CHECK(text_map_carrier.foreach_key_call_count == 0); + } + + SECTION("Verify only valid base64 characters are used.") { + CHECK(tracer->Inject(span->context(), text_map_carrier)); + CHECK(text_map.size() == 1); + // Follows the guidelines given in RFC-4648 on what characters are + // permissible. See + // http://www.rfc-editor.org/rfc/rfc4648.txt + auto iter = text_map.begin(); + CHECK(iter != text_map.end()); + auto value = iter->second; + auto is_base64_char = [](char c) { + return ('A' <= c && c <= 'Z') || ('a' <= c && c <= 'z') || + ('0' <= c && c <= '9') || c == '+' || c == '/' || c == '='; + }; + CHECK(std::all_of(value.begin(), value.end(), is_base64_char)); + CHECK(value.size() % 4 == 0); + } + + SECTION("Inject fails if inject_error_code is non-zero.") { + MockTracerOptions tracer_options_fail; + auto error_code = std::make_error_code(std::errc::network_down); + tracer_options_fail.propagation_options.inject_error_code = error_code; + tracer = std::shared_ptr<opentracing::Tracer>{ + new MockTracer{std::move(tracer_options_fail)}}; + + std::ostringstream oss; + auto rcode = tracer->Inject(span->context(), oss); + CHECK(!rcode); + CHECK(rcode.error() == error_code); + } + + SECTION("Extract fails if extract_error_code is non-zero.") { + MockTracerOptions tracer_options_fail; + auto error_code = std::make_error_code(std::errc::network_down); + tracer_options_fail.propagation_options.extract_error_code = error_code; + tracer = std::shared_ptr<opentracing::Tracer>{ + new MockTracer{std::move(tracer_options_fail)}}; + + CHECK(tracer->Inject(span->context(), text_map_carrier)); + auto span_context_maybe = tracer->Extract(text_map_carrier); + CHECK(!span_context_maybe); + CHECK(span_context_maybe.error() == error_code); + } +} diff --git a/src/jaegertracing/opentracing-cpp/mocktracer/test/tracer_factory_test.cpp b/src/jaegertracing/opentracing-cpp/mocktracer/test/tracer_factory_test.cpp new file mode 100644 index 000000000..a27b87cab --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/mocktracer/test/tracer_factory_test.cpp @@ -0,0 +1,68 @@ +#include <opentracing/mocktracer/tracer_factory.h> +#include <cstdio> +#include <random> +#include <string> + +#define CATCH_CONFIG_MAIN +#include <opentracing/catch2/catch.hpp> +using namespace opentracing; +using namespace mocktracer; + +TEST_CASE("tracer_factory") { + MockTracerFactory tracer_factory; + std::string error_message; + + SECTION("Creating a tracer from a nullptr yields an error.") { + const char* configuration = nullptr; + auto tracer_maybe = tracer_factory.MakeTracer(configuration, error_message); + REQUIRE(!tracer_maybe); + REQUIRE(!error_message.empty()); + } + + SECTION("Creating a tracer from an empty string yields an error.") { + const char* configuration = ""; + auto tracer_maybe = tracer_factory.MakeTracer(configuration, error_message); + REQUIRE(!tracer_maybe); + REQUIRE(!error_message.empty()); + } + + SECTION("Creating a tracer from invalid JSON yields an error.") { + const char* configuration = "{ abc"; + auto tracer_maybe = tracer_factory.MakeTracer(configuration, error_message); + REQUIRE(!tracer_maybe); + REQUIRE(!error_message.empty()); + } + + SECTION( + "Creating a tracer from valid JSON but an invalid configuration " + "yields an error.") { + const char* configuration = R"({ "abc": 123 })"; + auto tracer_maybe = tracer_factory.MakeTracer(configuration, error_message); + REQUIRE(!tracer_maybe); + REQUIRE(!error_message.empty()); + REQUIRE(tracer_maybe.error() == invalid_configuration_error); + } + + SECTION("Creating a tracer with an invalid output_file yields an error.") { + const char* configuration = R"({ "output_file": "" })"; + auto tracer_maybe = tracer_factory.MakeTracer(configuration, error_message); + REQUIRE(!tracer_maybe); + REQUIRE(!error_message.empty()); + REQUIRE(tracer_maybe.error() == invalid_configuration_error); + } + + SECTION("Creating a tracer with a valid config succeeds.") { + std::string span_filename{"spans."}; + const auto random_id = std::random_device{}(); + span_filename.append(std::to_string(random_id)); + std::string configuration = R"({ "output_file": ")"; + configuration.append(span_filename); + configuration.append(R"(" })"); + + auto tracer_maybe = + tracer_factory.MakeTracer(configuration.c_str(), error_message); + REQUIRE(tracer_maybe); + + std::remove(span_filename.c_str()); + } +} diff --git a/src/jaegertracing/opentracing-cpp/mocktracer/test/tracer_test.cpp b/src/jaegertracing/opentracing-cpp/mocktracer/test/tracer_test.cpp new file mode 100644 index 000000000..cbb1a6ff4 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/mocktracer/test/tracer_test.cpp @@ -0,0 +1,190 @@ +#include <opentracing/mocktracer/in_memory_recorder.h> +#include <opentracing/mocktracer/json.h> +#include <opentracing/mocktracer/json_recorder.h> +#include <opentracing/mocktracer/tracer.h> +#include <opentracing/noop.h> +#include <sstream> + +#define CATCH_CONFIG_MAIN +#include <opentracing/catch2/catch.hpp> +using namespace opentracing; +using namespace mocktracer; + +TEST_CASE("tracer") { + auto recorder = new InMemoryRecorder{}; + MockTracerOptions tracer_options; + tracer_options.recorder.reset(recorder); + auto tracer = std::shared_ptr<opentracing::Tracer>{ + new MockTracer{std::move(tracer_options)}}; + + SECTION("MockTracer can be constructed without a recorder.") { + auto norecorder_tracer = std::shared_ptr<opentracing::Tracer>{ + new MockTracer{MockTracerOptions{}}}; + auto span = norecorder_tracer->StartSpan("a"); + } + + SECTION("StartSpan applies the provided tags.") { + { + auto span = + tracer->StartSpan("a", {SetTag("abc", 123), SetTag("xyz", true)}); + CHECK(span); + span->Finish(); + } + auto span = recorder->top(); + CHECK(span.operation_name == "a"); + std::map<std::string, Value> expected_tags = {{"abc", 123}, {"xyz", true}}; + CHECK(span.tags == expected_tags); + } + + SECTION("You can set a single child-of reference when starting a span.") { + auto span_a = tracer->StartSpan("a"); + CHECK(span_a); + span_a->Finish(); + auto span_b = tracer->StartSpan("b", {ChildOf(&span_a->context())}); + CHECK(span_b); + span_b->Finish(); + auto spans = recorder->spans(); + CHECK(spans.at(0).span_context.trace_id == + spans.at(1).span_context.trace_id); + std::vector<SpanReferenceData> expected_references = { + {SpanReferenceType::ChildOfRef, spans.at(0).span_context.trace_id, + spans.at(0).span_context.span_id}}; + CHECK(spans.at(1).references == expected_references); + } + + SECTION("You can set a single follows-from reference when starting a span.") { + auto span_a = tracer->StartSpan("a"); + CHECK(span_a); + span_a->Finish(); + auto span_b = tracer->StartSpan("b", {FollowsFrom(&span_a->context())}); + CHECK(span_b); + span_b->Finish(); + auto spans = recorder->spans(); + CHECK(spans.at(0).span_context.trace_id == + spans.at(1).span_context.trace_id); + std::vector<SpanReferenceData> expected_references = { + {SpanReferenceType::FollowsFromRef, spans.at(0).span_context.trace_id, + spans.at(0).span_context.span_id}}; + CHECK(spans.at(1).references == expected_references); + } + + SECTION("Multiple references are supported when starting a span.") { + auto span_a = tracer->StartSpan("a"); + CHECK(span_a); + auto span_b = tracer->StartSpan("b"); + CHECK(span_b); + auto span_c = tracer->StartSpan( + "c", {ChildOf(&span_a->context()), FollowsFrom(&span_b->context())}); + span_a->Finish(); + span_b->Finish(); + span_c->Finish(); + auto spans = recorder->spans(); + std::vector<SpanReferenceData> expected_references = { + {SpanReferenceType::ChildOfRef, spans.at(0).span_context.trace_id, + spans.at(0).span_context.span_id}, + {SpanReferenceType::FollowsFromRef, spans.at(1).span_context.trace_id, + spans.at(1).span_context.span_id}}; + CHECK(spans.at(2).references == expected_references); + } + + SECTION( + "Baggage from the span references are copied over to a new span " + "context") { + auto span_a = tracer->StartSpan("a"); + CHECK(span_a); + span_a->SetBaggageItem("a", "1"); + auto span_b = tracer->StartSpan("b"); + CHECK(span_b); + span_b->SetBaggageItem("b", "2"); + auto span_c = tracer->StartSpan( + "c", {ChildOf(&span_a->context()), ChildOf(&span_b->context())}); + CHECK(span_c); + CHECK(span_c->BaggageItem("a") == "1"); + CHECK(span_c->BaggageItem("b") == "2"); + } + + SECTION("References to non-MockTracer spans and null pointers are ignored.") { + auto noop_tracer = MakeNoopTracer(); + auto noop_span = noop_tracer->StartSpan("noop"); + CHECK(noop_span); + StartSpanOptions options; + options.references.push_back( + std::make_pair(SpanReferenceType::ChildOfRef, &noop_span->context())); + options.references.push_back( + std::make_pair(SpanReferenceType::ChildOfRef, nullptr)); + auto span = tracer->StartSpanWithOptions("a", options); + CHECK(span); + span->Finish(); + CHECK(recorder->top().references.size() == 0); + } + + SECTION("Calling Finish a second time does nothing.") { + auto span = tracer->StartSpan("a"); + CHECK(span); + span->Finish(); + CHECK(recorder->size() == 1); + span->Finish(); + CHECK(recorder->size() == 1); + } + + SECTION("FinishWithOptions applies provided log records.") { + std::vector<LogRecord> logs; + { + auto span = tracer->StartSpan("a"); + CHECK(span); + FinishSpanOptions options; + auto timestamp = SystemClock::now(); + logs = {{timestamp, {{"abc", 123}}}}; + options.log_records = logs; + span->FinishWithOptions(options); + } + auto span = recorder->top(); + CHECK(span.operation_name == "a"); + CHECK(span.logs == logs); + } + + SECTION("Logs can be added to an active span.") { + { + auto span = tracer->StartSpan("a"); + CHECK(span); + span->Log({{"abc", 123}}); + } + auto span = recorder->top(); + std::vector<std::pair<std::string, Value>> fields = {{"abc", 123}}; + CHECK(span.logs.at(0).fields == fields); + } + + SECTION("The operation name can be changed after the span is started.") { + auto span = tracer->StartSpan("a"); + CHECK(span); + span->SetOperationName("b"); + span->Finish(); + CHECK(recorder->top().operation_name == "b"); + } + + SECTION("Tags can be specified after a span is started.") { + auto span = tracer->StartSpan("a"); + CHECK(span); + span->SetTag("abc", 123); + span->Finish(); + std::map<std::string, Value> expected_tags = {{"abc", 123}}; + CHECK(recorder->top().tags == expected_tags); + } +} + +TEST_CASE("json_recorder") { + auto oss = new std::ostringstream{}; + MockTracerOptions tracer_options; + tracer_options.recorder = std::unique_ptr<Recorder>{ + new JsonRecorder{std::unique_ptr<std::ostream>{oss}}}; + auto tracer = + std::shared_ptr<Tracer>{new MockTracer{std::move(tracer_options)}}; + + SECTION("Spans are serialized to the stream upon Close.") { + auto span = tracer->StartSpan("a"); + CHECK(span); + span->Finish(); + tracer->Close(); + CHECK(!oss->str().empty()); + } +} diff --git a/src/jaegertracing/opentracing-cpp/scripts/run_clang_format.sh b/src/jaegertracing/opentracing-cpp/scripts/run_clang_format.sh new file mode 100755 index 000000000..9a2d39728 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/scripts/run_clang_format.sh @@ -0,0 +1,3 @@ +#!/bin/sh +find . -path ./3rd_party -prune -o \( -name '*.h' -or -name '*.cpp' \) \ + -exec clang-format -i {} \; diff --git a/src/jaegertracing/opentracing-cpp/src/dynamic_load.cpp b/src/jaegertracing/opentracing-cpp/src/dynamic_load.cpp new file mode 100644 index 000000000..d36c062f1 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/src/dynamic_load.cpp @@ -0,0 +1,56 @@ +#include <opentracing/dynamic_load.h> +#include <opentracing/version.h> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +namespace { +class DynamicLoadErrorCategory : public std::error_category { + public: + DynamicLoadErrorCategory() {} + + const char* name() const noexcept override { + return "OpenTracingDynamicLoadError"; + } + + std::error_condition default_error_condition(int code) const + noexcept override { + if (code == dynamic_load_failure_error.value()) { + return std::make_error_condition(std::errc::no_such_file_or_directory); + } + if (code == dynamic_load_not_supported_error.value()) { + return std::make_error_condition(std::errc::not_supported); + } + if (code == incompatible_library_versions_error.value()) { + return std::make_error_condition(std::errc::invalid_argument); + } + return std::error_condition(code, *this); + } + + std::string message(int code) const override { + if (code == dynamic_load_failure_error.value()) { + return "opentracing: failed to load dynamic library"; + } + if (code == dynamic_load_not_supported_error.value()) { + return "opentracing: dynamic library loading is not supported"; + } + if (code == incompatible_library_versions_error.value()) { + return "opentracing: versions of opentracing libraries are incompatible"; + } + return "opentracing: unknown dynamic load error"; + } +}; +} // anonymous namespace + +const std::error_category& dynamic_load_error_category() { + static const DynamicLoadErrorCategory error_category; + return error_category; +} + +DynamicTracingLibraryHandle::DynamicTracingLibraryHandle( + std::unique_ptr<const TracerFactory>&& tracer_factory, + std::unique_ptr<DynamicLibraryHandle>&& dynamic_library_handle) noexcept + : dynamic_library_handle_{std::move(dynamic_library_handle)}, + tracer_factory_{std::move(tracer_factory)} {} + +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing diff --git a/src/jaegertracing/opentracing-cpp/src/dynamic_load_unix.cpp b/src/jaegertracing/opentracing-cpp/src/dynamic_load_unix.cpp new file mode 100644 index 000000000..17e08fdb0 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/src/dynamic_load_unix.cpp @@ -0,0 +1,94 @@ +#include <dlfcn.h> +#include <opentracing/dynamic_load.h> +#include <opentracing/version.h> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +namespace { +class DynamicLibraryHandleUnix : public DynamicLibraryHandle { + public: + explicit DynamicLibraryHandleUnix(void* handle) : handle_{handle} {} + + ~DynamicLibraryHandleUnix() override { dlclose(handle_); } + + private: + void* handle_; +}; +} // namespace + +// Undefined behavior sanitizer has a bug where it will produce a false positive +// when casting the result of dlsym to a function pointer. +// +// See https://github.com/envoyproxy/envoy/pull/2252#issuecomment-362668221 +// https://github.com/google/sanitizers/issues/911 +// +// Note: undefined behavior sanitizer is supported in clang and gcc > 4.9 +#if defined(__clang__) +__attribute__((no_sanitize("function"))) +// Copied from https://gcc.gnu.org/onlinedocs/cpp/Common-Predefined-Macros.html +#elif defined(__GNUC__) && \ + ((__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__) >= 40900) +__attribute__((no_sanitize_undefined)) +#endif +expected<DynamicTracingLibraryHandle> +DynamicallyLoadTracingLibrary(const char* shared_library, + std::string& error_message) noexcept try { + dlerror(); // Clear any existing error. + + const auto handle = dlopen(shared_library, RTLD_NOW | RTLD_LOCAL); + if (handle == nullptr) { + error_message = dlerror(); + return make_unexpected(dynamic_load_failure_error); + } + + std::unique_ptr<DynamicLibraryHandle> dynamic_library_handle{ + new DynamicLibraryHandleUnix{handle}}; + + const auto make_tracer_factory = + reinterpret_cast<OpenTracingMakeTracerFactoryType**>( + dlsym(handle, "OpenTracingMakeTracerFactory")); + if (make_tracer_factory == nullptr) { + error_message = dlerror(); + return make_unexpected(dynamic_load_failure_error); + } + + if (*make_tracer_factory == nullptr) { + error_message = + "An error occurred while looking up for OpenTracingMakeTracerFactory. " + "It seems that it was set to nullptr."; + return make_unexpected(dynamic_load_failure_error); + } + + const void* error_category = nullptr; + void* tracer_factory = nullptr; + const auto rcode = (*make_tracer_factory)( + OPENTRACING_VERSION, OPENTRACING_ABI_VERSION, &error_category, + static_cast<void*>(&error_message), &tracer_factory); + if (rcode != 0) { + if (error_category == nullptr) { + error_message = "failed to construct a TracerFactory: unknown error code"; + return make_unexpected(dynamic_load_failure_error); + } + const auto error_code = std::error_code{ + rcode, *static_cast<const std::error_category*>(error_category)}; + if (error_message.empty()) { + error_message = error_code.message(); + } + return make_unexpected(dynamic_load_failure_error); + } + + if (tracer_factory == nullptr) { + error_message = + "failed to construct a TracerFactory: `tracer_factory` is null"; + return make_unexpected(dynamic_load_failure_error); + } + + return DynamicTracingLibraryHandle{ + std::unique_ptr<const TracerFactory>{ + static_cast<TracerFactory*>(tracer_factory)}, + std::move(dynamic_library_handle)}; +} catch (const std::bad_alloc&) { + return make_unexpected(std::make_error_code(std::errc::not_enough_memory)); +} +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing diff --git a/src/jaegertracing/opentracing-cpp/src/dynamic_load_unsupported.cpp b/src/jaegertracing/opentracing-cpp/src/dynamic_load_unsupported.cpp new file mode 100644 index 000000000..fd0d7674e --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/src/dynamic_load_unsupported.cpp @@ -0,0 +1,10 @@ +#include <opentracing/dynamic_load.h> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +expected<DynamicTracingLibraryHandle> DynamicallyLoadTracingLibrary( + const char* /*shared_library*/, std::string& /*error_message*/) noexcept { + return make_unexpected(dynamic_load_not_supported_error); +} +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing diff --git a/src/jaegertracing/opentracing-cpp/src/dynamic_load_windows.cpp b/src/jaegertracing/opentracing-cpp/src/dynamic_load_windows.cpp new file mode 100644 index 000000000..ba8cbcfe5 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/src/dynamic_load_windows.cpp @@ -0,0 +1,107 @@ +#include <opentracing/dynamic_load.h> +#include <opentracing/version.h> + +#include <windows.h> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +// Returns the last Win32 error, in string format. Returns an empty string if +// there is no error. +// +// Taken from https://stackoverflow.com/a/17387176/4447365 +static std::string GetLastErrorAsString() { + // Get the error message, if any. + DWORD errorMessageID = ::GetLastError(); + if (errorMessageID == 0) + return std::string(); // No error message has been recorded + + LPSTR messageBuffer = nullptr; + size_t size = FormatMessageA( + FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | + FORMAT_MESSAGE_IGNORE_INSERTS, + NULL, errorMessageID, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), + (LPSTR)&messageBuffer, 0, NULL); + + std::string message(messageBuffer, size); + + // Free the buffer. + LocalFree(messageBuffer); + + return message; +} + +namespace { +class DynamicLibraryHandleWindows : public DynamicLibraryHandle { + public: + explicit DynamicLibraryHandleWindows(HINSTANCE handle) : handle_{handle} {} + + ~DynamicLibraryHandleWindows() override { FreeLibrary(handle_); } + + private: + HINSTANCE handle_; +}; +} // namespace + +expected<DynamicTracingLibraryHandle> DynamicallyLoadTracingLibrary( + const char* shared_library, std::string& error_message) noexcept try { + const auto handle = LoadLibrary(shared_library); + if (handle == nullptr) { + error_message = "An error occurred: " + GetLastErrorAsString(); + return make_unexpected(dynamic_load_failure_error); + } + + std::unique_ptr<DynamicLibraryHandle> dynamic_library_handle{ + new DynamicLibraryHandleWindows{handle}}; + + const auto make_tracer_factory = + reinterpret_cast<OpenTracingMakeTracerFactoryType**>( + GetProcAddress(handle, "OpenTracingMakeTracerFactory")); + + if (make_tracer_factory == nullptr) { + error_message = + "An error occurred while looking up for OpenTracingMakeTracerFactory " + ": " + + GetLastErrorAsString(); + return make_unexpected(dynamic_load_failure_error); + } + + if (*make_tracer_factory == nullptr) { + error_message = + "An error occurred while looking up for OpenTracingMakeTracerFactory. " + "It seems that it was set to nullptr."; + return make_unexpected(dynamic_load_failure_error); + } + + const void* error_category = nullptr; + void* tracer_factory = nullptr; + const auto rcode = (*make_tracer_factory)( + OPENTRACING_VERSION, OPENTRACING_ABI_VERSION, &error_category, + static_cast<void*>(&error_message), &tracer_factory); + if (rcode != 0) { + if (error_category == nullptr) { + error_message = "failed to construct a TracerFactory: unknown error code"; + return make_unexpected(dynamic_load_failure_error); + } + const auto error_code = std::error_code{ + rcode, *static_cast<const std::error_category*>(error_category)}; + if (error_message.empty()) { + error_message = error_code.message(); + } + return make_unexpected(error_code); + } + + if (tracer_factory == nullptr) { + error_message = + "failed to construct a TracerFactory: `tracer_factory` is null"; + return make_unexpected(dynamic_load_failure_error); + } + + return DynamicTracingLibraryHandle{ + std::unique_ptr<const TracerFactory>{ + static_cast<TracerFactory*>(tracer_factory)}, + std::move(dynamic_library_handle)}; +} catch (const std::bad_alloc&) { + return make_unexpected(std::make_error_code(std::errc::not_enough_memory)); +} +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing diff --git a/src/jaegertracing/opentracing-cpp/src/ext/tags.cpp b/src/jaegertracing/opentracing-cpp/src/ext/tags.cpp new file mode 100644 index 000000000..a86f6f64e --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/src/ext/tags.cpp @@ -0,0 +1,37 @@ +#include <opentracing/ext/tags.h> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +namespace ext { +const opentracing::string_view span_kind = "span.kind"; +const opentracing::string_view span_kind_rpc_client = "client"; +const opentracing::string_view span_kind_rpc_server = "server"; + +const opentracing::string_view error = "error"; + +const opentracing::string_view component = "component"; + +const opentracing::string_view sampling_priority = "sampling.priority"; + +const opentracing::string_view peer_service = "peer.service"; + +extern const opentracing::string_view peer_hostname = "peer.hostname"; +extern const opentracing::string_view peer_address = "peer.address"; +extern const opentracing::string_view peer_host_ipv4 = "peer.ipv4"; +extern const opentracing::string_view peer_host_ipv6 = "peer.ipv6"; +extern const opentracing::string_view peer_port = "peer.port"; + +extern const opentracing::string_view http_url = "http.url"; +extern const opentracing::string_view http_method = "http.method"; +extern const opentracing::string_view http_status_code = "http.status_code"; + +extern const opentracing::string_view database_instance = "db.instance"; +extern const opentracing::string_view database_statement = "db.statement"; +extern const opentracing::string_view database_type = "db.type"; +extern const opentracing::string_view database_user = "db.user"; + +extern const opentracing::string_view message_bus_destination = + "message_bus.destination"; +} // namespace ext +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing diff --git a/src/jaegertracing/opentracing-cpp/src/noop.cpp b/src/jaegertracing/opentracing-cpp/src/noop.cpp new file mode 100644 index 000000000..9c41ddb20 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/src/noop.cpp @@ -0,0 +1,103 @@ +#include <opentracing/noop.h> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +namespace { +class NoopSpanContext : public SpanContext { + public: + void ForeachBaggageItem( + std::function<bool(const std::string& key, + const std::string& value)> /*f*/) const override {} + + std::unique_ptr<SpanContext> Clone() const noexcept override { + return std::unique_ptr<SpanContext>{new (std::nothrow) NoopSpanContext{}}; + } +}; + +class NoopSpan : public Span { + public: + explicit NoopSpan(std::shared_ptr<const Tracer>&& tracer) noexcept + : tracer_(std::move(tracer)) {} + + void FinishWithOptions( + const FinishSpanOptions& /*finish_span_options*/) noexcept override {} + + void SetOperationName(string_view /*name*/) noexcept override {} + + void SetTag(string_view /*key*/, const Value& /*value*/) noexcept override {} + + void SetBaggageItem(string_view /*restricted_key*/, + string_view /*value*/) noexcept override {} + + std::string BaggageItem(string_view /*restricted_key*/) const + noexcept override { + return {}; + } + + void Log(std::initializer_list<std::pair<string_view, Value>> + /*fields*/) noexcept override {} + + void Log(SystemTime /*timestamp*/, + std::initializer_list< + std::pair<string_view, Value>> /*fields*/) noexcept override {} + + void Log(SystemTime /*timestamp*/, + const std::vector< + std::pair<string_view, Value>>& /*fields*/) noexcept override {} + + const SpanContext& context() const noexcept override { return span_context_; } + + const Tracer& tracer() const noexcept override { return *tracer_; } + + private: + std::shared_ptr<const Tracer> tracer_; + NoopSpanContext span_context_; +}; + +class NoopTracer : public Tracer, + public std::enable_shared_from_this<NoopTracer> { + public: + std::unique_ptr<Span> StartSpanWithOptions( + string_view /*operation_name*/, const StartSpanOptions& /*options*/) const + noexcept override { + return std::unique_ptr<Span>(new (std::nothrow) + NoopSpan(shared_from_this())); + } + + expected<void> Inject(const SpanContext& /*sc*/, + std::ostream& /*writer*/) const override { + return {}; + } + + expected<void> Inject(const SpanContext& /*sc*/, + const TextMapWriter& /*writer*/) const override { + return {}; + } + + expected<void> Inject(const SpanContext& /*sc*/, + const HTTPHeadersWriter& /*writer*/) const override { + return {}; + } + + expected<std::unique_ptr<SpanContext>> Extract( + std::istream& /*reader*/) const override { + return std::unique_ptr<SpanContext>(nullptr); + } + + expected<std::unique_ptr<SpanContext>> Extract( + const TextMapReader& /*reader*/) const override { + return std::unique_ptr<SpanContext>(nullptr); + } + + expected<std::unique_ptr<SpanContext>> Extract( + const HTTPHeadersReader& /*reader*/) const override { + return std::unique_ptr<SpanContext>(nullptr); + } +}; +} // anonymous namespace + +std::shared_ptr<Tracer> MakeNoopTracer() noexcept { + return std::shared_ptr<Tracer>(new (std::nothrow) NoopTracer()); +} +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing diff --git a/src/jaegertracing/opentracing-cpp/src/propagation.cpp b/src/jaegertracing/opentracing-cpp/src/propagation.cpp new file mode 100644 index 000000000..56f839435 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/src/propagation.cpp @@ -0,0 +1,63 @@ +#include <opentracing/propagation.h> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +namespace { +class PropagationErrorCategory : public std::error_category { + public: + // Needed to fix bug in macOS build + // (https://travis-ci.org/isaachier/hunter/jobs/281868518). + // See https://stackoverflow.com/a/7411708/1930331 for justification. + PropagationErrorCategory() {} + + const char* name() const noexcept override { + return "OpenTracingPropagationError"; + } + + std::error_condition default_error_condition(int code) const + noexcept override { + if (code == invalid_span_context_error.value()) { + return std::make_error_condition(std::errc::not_supported); + } + if (code == invalid_carrier_error.value()) { + return std::make_error_condition(std::errc::invalid_argument); + } + if (code == span_context_corrupted_error.value()) { + return std::make_error_condition(std::errc::invalid_argument); + } + if (code == key_not_found_error.value()) { + return std::make_error_condition(std::errc::invalid_argument); + } + if (code == lookup_key_not_supported_error.value()) { + return std::make_error_condition(std::errc::not_supported); + } + return std::error_condition(code, *this); + } + + std::string message(int code) const override { + if (code == invalid_span_context_error.value()) { + return "opentracing: SpanContext type incompatible with tracer"; + } + if (code == invalid_carrier_error.value()) { + return "opentracing: Invalid Inject/Extract carrier"; + } + if (code == span_context_corrupted_error.value()) { + return "opentracing: SpanContext data corrupted in Extract carrier"; + } + if (code == key_not_found_error.value()) { + return "opentracing: SpanContext key not found"; + } + if (code == lookup_key_not_supported_error.value()) { + return "opentracing: Lookup for the given key is not supported"; + } + return "opentracing: unknown propagation error"; + } +}; +} // anonymous namespace + +const std::error_category& propagation_error_category() { + static const PropagationErrorCategory error_category; + return error_category; +} +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing diff --git a/src/jaegertracing/opentracing-cpp/src/tracer.cpp b/src/jaegertracing/opentracing-cpp/src/tracer.cpp new file mode 100644 index 000000000..52f2f46e3 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/src/tracer.cpp @@ -0,0 +1,60 @@ +#include <opentracing/noop.h> +#include <opentracing/tracer.h> + +#include <mutex> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +namespace { +class TracerRegistry { + public: + static TracerRegistry& instance() noexcept { + static TracerRegistry result; + return result; + } + + static std::shared_ptr<Tracer> RegisterTracer( + std::shared_ptr<Tracer>& tracer) noexcept { + std::lock_guard<std::mutex> lock_guard{mutex_}; + is_registered_ = true; + tracer_.swap(tracer); + return tracer; + } + + static std::shared_ptr<Tracer> tracer() noexcept { + std::lock_guard<std::mutex> lock_guard{mutex_}; + return tracer_; + } + + static bool is_registered() noexcept { + std::lock_guard<std::mutex> lock_guard{mutex_}; + return is_registered_; + } + + private: + static std::mutex mutex_; + static bool is_registered_; + static std::shared_ptr<Tracer> tracer_; +}; + +std::mutex TracerRegistry::mutex_; + +bool TracerRegistry::is_registered_{false}; + +std::shared_ptr<Tracer> TracerRegistry::tracer_{MakeNoopTracer()}; +} // namespace + +std::shared_ptr<Tracer> Tracer::Global() noexcept { + return TracerRegistry::instance().tracer(); +} + +std::shared_ptr<Tracer> Tracer::InitGlobal( + std::shared_ptr<Tracer> tracer) noexcept { + return TracerRegistry::instance().RegisterTracer(tracer); +} + +bool Tracer::IsGlobalTracerRegistered() noexcept { + return TracerRegistry::instance().is_registered(); +} +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing diff --git a/src/jaegertracing/opentracing-cpp/src/tracer_factory.cpp b/src/jaegertracing/opentracing-cpp/src/tracer_factory.cpp new file mode 100644 index 000000000..8958310a6 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/src/tracer_factory.cpp @@ -0,0 +1,44 @@ +#include <opentracing/tracer_factory.h> +#include <opentracing/version.h> + +namespace opentracing { +BEGIN_OPENTRACING_ABI_NAMESPACE +namespace { +class TracerFactoryErrorCategory : public std::error_category { + public: + TracerFactoryErrorCategory() {} + + const char* name() const noexcept override { + return "OpenTracingTracerFactoryError"; + } + + std::error_condition default_error_condition(int code) const + noexcept override { + if (code == configuration_parse_error.value()) { + return std::make_error_condition(std::errc::invalid_argument); + } + if (code == invalid_configuration_error.value()) { + return std::make_error_condition(std::errc::invalid_argument); + } + return std::error_condition(code, *this); + } + + std::string message(int code) const override { + if (code == configuration_parse_error.value()) { + return "opentracing: failed to parse configuration"; + } + if (code == invalid_configuration_error.value()) { + return "opentracing: invalid configuration"; + } + return "opentracing: unknown tracer factory error"; + } +}; +} // anonymous namespace + +const std::error_category& tracer_factory_error_category() { + static const TracerFactoryErrorCategory error_category; + return error_category; +} + +END_OPENTRACING_ABI_NAMESPACE +} // namespace opentracing diff --git a/src/jaegertracing/opentracing-cpp/test/BUILD b/src/jaegertracing/opentracing-cpp/test/BUILD new file mode 100644 index 000000000..ce9077bcf --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/test/BUILD @@ -0,0 +1,27 @@ +TEST_NAMES = [ + "string_view_test", + "tracer_test", + "util_test", + "value_test", +] + +[cc_test( + name = test_name, + srcs = [test_name + ".cpp"], + deps = [ + "//:opentracing", + "//3rd_party:catch2", + ], +) for test_name in TEST_NAMES] + +cc_test( + name = "mutiple_tracer_link_test", + srcs = [ + "multiple_tracer_link_test.cpp", + "tracer_a.cpp", + "tracer_b.cpp", + ], + deps = [ + "//:opentracing", + ] +) diff --git a/src/jaegertracing/opentracing-cpp/test/CMakeLists.txt b/src/jaegertracing/opentracing-cpp/test/CMakeLists.txt new file mode 100644 index 000000000..fa2b0ca0c --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/test/CMakeLists.txt @@ -0,0 +1,32 @@ +if (BUILD_SHARED_LIBS) + set(OPENTRACING_LIBRARY opentracing) +else() + set(OPENTRACING_LIBRARY opentracing-static) +endif() + +add_executable(tracer_test tracer_test.cpp) +target_link_libraries(tracer_test ${OPENTRACING_LIBRARY}) +add_test(NAME tracer_test COMMAND tracer_test) + +add_executable(string_view_test string_view_test.cpp) +add_test(NAME string_view_test COMMAND string_view_test) + +add_executable(value_test value_test.cpp) +add_test(NAME value_test COMMAND value_test) + +add_executable(util_test util_test.cpp) +add_test(NAME util_test COMMAND util_test) + +if (BUILD_SHARED_LIBS AND BUILD_MOCKTRACER AND BUILD_DYNAMIC_LOADING) + add_executable(dynamic_load_test dynamic_load_test.cpp) + target_link_libraries(dynamic_load_test ${OPENTRACING_LIBRARY}) + add_dependencies(dynamic_load_test opentracing_mocktracer) + add_test(NAME dynamic_load_test COMMAND dynamic_load_test + --mocktracer_library + $<TARGET_FILE:opentracing_mocktracer>) + + add_executable(multiple_tracer_link_test multiple_tracer_link_test.cpp + tracer_a.cpp tracer_b.cpp) + target_link_libraries(multiple_tracer_link_test ${OPENTRACING_LIBRARY}) + add_test(NAME multiple_tracer_link_test COMMAND multiple_tracer_link_test) +endif() diff --git a/src/jaegertracing/opentracing-cpp/test/dynamic_load_test.cpp b/src/jaegertracing/opentracing-cpp/test/dynamic_load_test.cpp new file mode 100644 index 000000000..8ad76e384 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/test/dynamic_load_test.cpp @@ -0,0 +1,90 @@ +#include <opentracing/dynamic_load.h> +#include <cstdio> +#include <fstream> +#include <iterator> +#include <random> +using namespace opentracing; + +#define CATCH_CONFIG_RUNNER +#include <opentracing/catch2/catch.hpp> + +static std::string mocktracer_library; + +TEST_CASE("dynamic_load") { + std::string error_message; + + SECTION( + "Dynamically loading a library that doesn't exists gives a proper error " + "code.") { + auto handle_maybe = DynamicallyLoadTracingLibrary("abc/123", error_message); + REQUIRE(!handle_maybe); + CHECK(handle_maybe.error() == dynamic_load_failure_error); + } + + error_message.clear(); + auto handle_maybe = + DynamicallyLoadTracingLibrary(mocktracer_library.c_str(), error_message); + REQUIRE(handle_maybe); + REQUIRE(error_message.empty()); + + SECTION("Creating a tracer from invalid json gives an error.") { + auto tracer_maybe = + handle_maybe->tracer_factory().MakeTracer("abc 123", error_message); + REQUIRE(!tracer_maybe); + } + + SECTION("Creating a tracer with an invalid output_file gives an error.") { + auto tracer_maybe = handle_maybe->tracer_factory().MakeTracer( + R"({"output_file": ""})", error_message); + REQUIRE(!tracer_maybe); + REQUIRE(tracer_maybe.error() == invalid_configuration_error); + } + + SECTION( + "We can create spans from an OpenTracing library dynamically loaded.") { + std::string span_filename{"spans."}; + const auto random_id = std::random_device{}(); + span_filename.append(std::to_string(random_id)); + std::string configuration = R"({ "output_file": ")"; + configuration.append(span_filename); + configuration.append(R"(" })"); + + { + auto tracer_maybe = handle_maybe->tracer_factory().MakeTracer( + configuration.c_str(), error_message); + REQUIRE(tracer_maybe); + auto tracer = *tracer_maybe; + tracer->StartSpan("abc"); + tracer->Close(); + } + + std::ifstream istream{span_filename}; + REQUIRE(istream.good()); + std::string spans_json{std::istreambuf_iterator<char>{istream}, + std::istreambuf_iterator<char>{}}; + istream.close(); + std::remove(span_filename.c_str()); + CHECK(!spans_json.empty()); + } +} + +int main(int argc, char* argv[]) { + Catch::Session session; + + using namespace Catch::clara; + auto cli = session.cli() | Opt(mocktracer_library, + "mocktracer_library")["--mocktracer_library"]; + + session.cli(cli); + int rcode = session.applyCommandLine(argc, argv); + if (rcode != 0) { + return rcode; + } + + if (mocktracer_library.empty()) { + std::cerr << "Must provide mocktracer_library!\n"; + return -1; + } + + return session.run(); +} diff --git a/src/jaegertracing/opentracing-cpp/test/multiple_tracer_link_test.cpp b/src/jaegertracing/opentracing-cpp/test/multiple_tracer_link_test.cpp new file mode 100644 index 000000000..60a9425ac --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/test/multiple_tracer_link_test.cpp @@ -0,0 +1,16 @@ +// Links in tracer_a.o and tracer_b.o to verify that there's no multiple +// definition error from OpenTracingMakeTracerFactory. +#include <opentracing/dynamic_load.h> + +extern "C" { +extern OpenTracingMakeTracerFactoryType* const OpenTracingMakeTracerFactory; +} // extern "C" + +int main() { + // Call OpenTracingMakeTracerFactory to make sure it's not elided. + if ((*OpenTracingMakeTracerFactory)(nullptr, nullptr, nullptr, nullptr, + nullptr) != -1) { + return -1; + } + return 0; +} diff --git a/src/jaegertracing/opentracing-cpp/test/string_view_test.cpp b/src/jaegertracing/opentracing-cpp/test/string_view_test.cpp new file mode 100644 index 000000000..33a8bc47c --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/test/string_view_test.cpp @@ -0,0 +1,49 @@ +#include <opentracing/string_view.h> // test include guard +#include <opentracing/string_view.h> + +#define CATCH_CONFIG_MAIN +#include <opentracing/catch2/catch.hpp> + +using namespace opentracing; + +TEST_CASE("string_view") { + SECTION("A default-constructed string_view is empty.") { + string_view ref; + CHECK(nullptr == ref.data()); + CHECK(0 == ref.length()); + } + + SECTION("string_view can be initialized from a c-string.") { + const char* val = "hello world"; + + string_view ref(val); + + CHECK(val == ref.data()); + CHECK(std::strlen(val) == ref.length()); + } + + SECTION("string_view can be initialized from an std::string.") { + const std::string val = "hello world"; + + string_view ref(val); + + CHECK(val == ref.data()); + CHECK(val.length() == ref.length()); + } + + SECTION("A copied string_view points to the same data as its source.") { + const std::string val = "hello world"; + + string_view ref(val); + string_view cpy(ref); + + CHECK(val == cpy.data()); + CHECK(val.length() == cpy.length()); + } + + SECTION("operator[] can be used to access characters in a string_view") { + string_view s = "abc123"; + CHECK(&s[0] == s.data()); + CHECK(&s[1] == s.data() + 1); + } +} diff --git a/src/jaegertracing/opentracing-cpp/test/tracer_a.cpp b/src/jaegertracing/opentracing-cpp/test/tracer_a.cpp new file mode 100644 index 000000000..457b1ddab --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/test/tracer_a.cpp @@ -0,0 +1,10 @@ +#include <opentracing/dynamic_load.h> + +static int OpenTracingMakeTracerFactoryFct( + const char* /*opentracing_version*/, + const char* /*opentracing_abi_version*/, const void** /*error_category*/, + void* /*error_message*/, void** /*tracer_factory*/) { + return -1; +} + +OPENTRACING_DECLARE_IMPL_FACTORY(OpenTracingMakeTracerFactoryFct); diff --git a/src/jaegertracing/opentracing-cpp/test/tracer_b.cpp b/src/jaegertracing/opentracing-cpp/test/tracer_b.cpp new file mode 100644 index 000000000..457b1ddab --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/test/tracer_b.cpp @@ -0,0 +1,10 @@ +#include <opentracing/dynamic_load.h> + +static int OpenTracingMakeTracerFactoryFct( + const char* /*opentracing_version*/, + const char* /*opentracing_abi_version*/, const void** /*error_category*/, + void* /*error_message*/, void** /*tracer_factory*/) { + return -1; +} + +OPENTRACING_DECLARE_IMPL_FACTORY(OpenTracingMakeTracerFactoryFct); diff --git a/src/jaegertracing/opentracing-cpp/test/tracer_test.cpp b/src/jaegertracing/opentracing-cpp/test/tracer_test.cpp new file mode 100644 index 000000000..eca3a367f --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/test/tracer_test.cpp @@ -0,0 +1,43 @@ +#include <opentracing/ext/tags.h> +#include <opentracing/noop.h> +#include <opentracing/tracer.h> +using namespace opentracing; + +#define CATCH_CONFIG_MAIN +#include <opentracing/catch2/catch.hpp> + +TEST_CASE("tracer") { + auto tracer = MakeNoopTracer(); + + auto span1 = tracer->StartSpan("a"); + CHECK(span1); + + SECTION("Spans provide references to the tracer that created them.") { + CHECK(&span1->tracer() == tracer.get()); + } + + SECTION("Ensure basic operations compile.") { + auto span2 = tracer->StartSpan("b", {ChildOf(&span1->context())}); + CHECK(span2); + span2->SetOperationName("b1"); + span2->SetTag("x", true); + span2->SetTag(opentracing::ext::span_kind, + opentracing::ext::span_kind_rpc_client); + CHECK(span2->BaggageItem("y").empty()); + span2->Log({{"event", "xyz"}, {"abc", 123}}); + span2->Finish(); + } + + SECTION("A reference to a null SpanContext is ignored.") { + StartSpanOptions options; + ChildOf(nullptr).Apply(options); + CHECK(options.references.size() == 0); + } +} + +TEST_CASE("A tracer can be globally registered") { + CHECK(!Tracer::IsGlobalTracerRegistered()); + auto tracer = MakeNoopTracer(); + CHECK(Tracer::InitGlobal(tracer) != nullptr); + CHECK(Tracer::IsGlobalTracerRegistered()); +} diff --git a/src/jaegertracing/opentracing-cpp/test/util_test.cpp b/src/jaegertracing/opentracing-cpp/test/util_test.cpp new file mode 100644 index 000000000..9c1e30d02 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/test/util_test.cpp @@ -0,0 +1,26 @@ +#include <opentracing/util.h> +#include <cmath> +#include <cstdlib> // Work around to https://stackoverflow.com/a/30084734. +using namespace opentracing; + +#define CATCH_CONFIG_MAIN +#include <opentracing/catch2/catch.hpp> + +TEST_CASE("convert_time_point") { + SECTION("We can convert between time points of different clocks") { + // Check that converting from a system_clock time_point to a steady_clock + // time point and then back again produces approximately the same + // system_clock time_point. + auto t1 = SystemClock::now(); + auto t2 = convert_time_point<SteadyClock>(t1); + auto t3 = convert_time_point<SystemClock>(t2); + auto difference = std::abs( + std::chrono::duration_cast<std::chrono::microseconds>(t3 - t1).count()); + CHECK(difference < 100); + } + + SECTION("Converting times from the same clock gives the identity") { + auto t = SystemClock::now(); + CHECK(t == convert_time_point<SystemClock>(t)); + } +} diff --git a/src/jaegertracing/opentracing-cpp/test/value_test.cpp b/src/jaegertracing/opentracing-cpp/test/value_test.cpp new file mode 100644 index 000000000..cd84165d0 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/test/value_test.cpp @@ -0,0 +1,62 @@ +#include <opentracing/value.h> +using namespace opentracing; + +#define CATCH_CONFIG_MAIN +#include <opentracing/catch2/catch.hpp> + +TEST_CASE("Value") { + SECTION("Signed integers get converted to int64_t.") { + Value v1(123); + CHECK(v1.is<int64_t>()); + + Value v2(static_cast<short>(123)); + CHECK(v2.is<int64_t>()); + } + + SECTION("Unsigned integers get converted to uint64_t.") { + Value v1(123u); + CHECK(v1.is<uint64_t>()); + + Value v2(static_cast<unsigned short>(123)); + CHECK(v2.is<uint64_t>()); + } + + SECTION("Bool values are deduced as bool.") { + Value v1(true); + // Workaround for "disabled expansion of recursive macro" warning. + const auto is_bool = v1.is<bool>(); + CHECK(is_bool); + } + + SECTION("Floating point numbers are converted to double.") { + Value v1(1.0); + CHECK(v1.is<double>()); + Value v2(1.0f); + CHECK(v2.is<double>()); + } + + SECTION("std::string values are deduced as std::string.") { + Value v1(std::string("abc")); + CHECK(v1.is<std::string>()); + } + + SECTION("c-string values are deduced as c-strings.") { + Value v1("abc"); + CHECK(v1.is<const char*>()); + } + + SECTION("Complex values are permitted.") { + Value v1(Values{Value(1), Value(2)}); + (void)v1; + + Value v2(Dictionary{{"abc", Value(123)}}); + (void)v2; + } + + SECTION("Value types can be compared for equality.") { + Value v1{1}, v2{2}, v3{1.0}; + CHECK(v1 == v1); + CHECK(v1 != v2); + CHECK(v1 != v3); + } +} diff --git a/src/jaegertracing/opentracing-cpp/version.h.in b/src/jaegertracing/opentracing-cpp/version.h.in new file mode 100644 index 000000000..8143f5d95 --- /dev/null +++ b/src/jaegertracing/opentracing-cpp/version.h.in @@ -0,0 +1,14 @@ +#ifndef OPENTRACING_VERSION_H +#define OPENTRACING_VERSION_H + +#define OPENTRACING_VERSION "${OPENTRACING_VERSION_STRING}" +#define OPENTRACING_ABI_VERSION "${OPENTRACING_ABI_VERSION}" + +// clang-format off +#define BEGIN_OPENTRACING_ABI_NAMESPACE \ + inline namespace v${OPENTRACING_ABI_VERSION} { +#define END_OPENTRACING_ABI_NAMESPACE \ + } // namespace v${OPENTRACING_ABI_VERSION} +// clang-format on + +#endif // OPENTRACING_VERSION_H |