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| -rw-r--r-- | sal/cppunittester/cppunittester.cxx | 641 |
1 files changed, 641 insertions, 0 deletions
diff --git a/sal/cppunittester/cppunittester.cxx b/sal/cppunittester/cppunittester.cxx new file mode 100644 index 0000000000..854c0999c9 --- /dev/null +++ b/sal/cppunittester/cppunittester.cxx @@ -0,0 +1,641 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you 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 . + */ + +#ifdef _WIN32 +#if !defined WIN32_LEAN_AND_MEAN +# define WIN32_LEAN_AND_MEAN +#endif +#include <windows.h> +#endif +#if defined(_WIN32) && defined(_DEBUG) +#include <dbghelp.h> +#include <sal/backtrace.hxx> +#include <signal.h> +#endif + +#ifdef UNX +#include <sys/resource.h> +#endif + +#include <cstdlib> +#include <iostream> +#include <string> +#include <sal/log.hxx> +#include <sal/types.h> +#include <cppunittester/protectorfactory.hxx> +#include <osl/module.h> +#include <osl/module.hxx> +#include <osl/process.h> +#include <osl/thread.h> +#include <rtl/character.hxx> +#include <rtl/string.hxx> +#include <rtl/strbuf.hxx> +#include <rtl/ustring.hxx> +#include <sal/main.h> + +#include <cppunit/CompilerOutputter.h> +#include <cppunit/Exception.h> +#include <cppunit/TestFailure.h> +#include <cppunit/TestResult.h> +#include <cppunit/TestResultCollector.h> +#include <cppunit/TestRunner.h> +#include <cppunit/extensions/TestFactoryRegistry.h> +#include <cppunit/plugin/PlugInManager.h> +#include <cppunit/plugin/DynamicLibraryManagerException.h> +#include <cppunit/portability/Stream.h> + +#include <boost/algorithm/string.hpp> + +#include <algorithm> +#include <string_view> +#include <utility> + +namespace { + +void usageFailure() { + std::cerr + << ("Usage: cppunittester (--protector <shared-library-path>" + " <function-symbol>)* <shared-library-path>") + << std::endl; + std::exit(EXIT_FAILURE); +} + +OUString getArgument(sal_Int32 index) { + OUString arg; + osl_getCommandArg(index, &arg.pData); + return arg; +} + +std::string convertLazy(std::u16string_view s16) { + OString s8(OUStringToOString(s16, osl_getThreadTextEncoding())); + static_assert(sizeof (sal_Int32) <= sizeof (std::string::size_type), "must be at least the same size"); + // ensure following cast is legitimate + return std::string(s8); +} + +//Output how long each test took +class TimingListener + : public CppUnit::TestListener +{ +public: + TimingListener() + : m_nStartTime(0) + { + } + TimingListener(const TimingListener&) = delete; + TimingListener& operator=(const TimingListener&) = delete; + + void startTest( CppUnit::Test *test) override + { + std::cout << "[_RUN_____] " << test->getName() << std::endl; + m_nStartTime = osl_getGlobalTimer(); + } + + void endTest( CppUnit::Test *test ) override + { + sal_uInt32 nEndTime = osl_getGlobalTimer(); + std::cout << test->getName() << " finished in: " + << nEndTime-m_nStartTime << "ms" << std::endl; + } + +private: + sal_uInt32 m_nStartTime; +}; + +// Setup an env variable so that temp file (or other) can +// have a useful value to identify the source +class EyecatcherListener + : public CppUnit::TestListener +{ +public: + EyecatcherListener() = default; + EyecatcherListener(const EyecatcherListener&) = delete; + EyecatcherListener& operator=(const EyecatcherListener&) = delete; + void startTest( CppUnit::Test* test) override + { + rtl::OStringBuffer tn(test->getName()); + for(int i = 0; i < tn.getLength(); i++) + { + if(!rtl::isAsciiAlphanumeric(static_cast<unsigned char>(tn[i]))) + { + tn[i] = '_'; + } + } + tn.append('_'); +#ifdef WIN32 + _putenv_s("LO_TESTNAME", tn.getStr()); +#else + setenv("LO_TESTNAME", tn.getStr(), true); +#endif + } + + void endTest( CppUnit::Test* /* test */ ) override + { + } +}; + +class LogFailuresAsTheyHappen : public CppUnit::TestListener +{ +public: + virtual void addFailure( const CppUnit::TestFailure &failure ) override + { + printFailureLocation( failure.sourceLine() ); + printFailedTestName( failure ); + printFailureMessage( failure ); + } + +private: + static void printFailureLocation( const CppUnit::SourceLine &sourceLine ) + { + if ( !sourceLine.isValid() ) + std::cerr << "unknown:0:"; + else + std::cerr << sourceLine.fileName() << ":" << sourceLine.lineNumber() << ":"; + } + + static void printFailedTestName( const CppUnit::TestFailure &failure ) + { + std::cerr << failure.failedTestName() << std::endl; + } + + static void printFailureMessage( const CppUnit::TestFailure &failure ) + { + std::cerr << failure.thrownException()->message().shortDescription() << std::endl; + std::cerr << failure.thrownException()->message().details() << std::endl; + } +}; + +struct test_name_compare +{ + explicit test_name_compare(std::string aName): + maName(std::move(aName)) + { + } + + bool operator()(const std::string& rCmp) + { + size_t nPos = maName.find(rCmp); + if (nPos == std::string::npos) + return false; + + size_t nEndPos = nPos + rCmp.size(); + return nEndPos == maName.size(); + } + + std::string maName; +}; + +bool addRecursiveTests(const std::vector<std::string>& test_names, CppUnit::Test* pTest, CppUnit::TestRunner& rRunner) +{ + bool ret(false); + for (int i = 0; i < pTest->getChildTestCount(); ++i) + { + CppUnit::Test* pNewTest = pTest->getChildTestAt(i); + ret |= addRecursiveTests(test_names, pNewTest, rRunner); + if (std::any_of(test_names.begin(), test_names.end(), test_name_compare(pNewTest->getName()))) + { + rRunner.addTest(pNewTest); + ret = true; + } + } + return ret; +} + +//Allow the whole uniting testing framework to be run inside a "Protector" +//which knows about uno exceptions, so it can print the content of the +//exception before falling over and dying +class CPPUNIT_API ProtectedFixtureFunctor + : public CppUnit::Functor +{ +private: + const std::string &testlib; + const std::string &args; + std::vector<CppUnit::Protector *> &protectors; + CppUnit::TestResult &result; +public: + ProtectedFixtureFunctor(const std::string& testlib_, const std::string &args_, std::vector<CppUnit::Protector*> &protectors_, CppUnit::TestResult &result_) + : testlib(testlib_) + , args(args_) + , protectors(protectors_) + , result(result_) + { + } + ProtectedFixtureFunctor(const ProtectedFixtureFunctor&) = delete; + ProtectedFixtureFunctor& operator=(const ProtectedFixtureFunctor&) = delete; + bool run() const + { +#ifdef DISABLE_DYNLOADING + + // NOTE: Running cppunit unit tests on iOS was something I did + // only very early (several years ago) when starting porting + // this stuff to iOS. The complicated mechanisms to do build + // such unit test single executables have surely largely + // bit-rotted or been semi-intentionally broken since. This + // stuff here left for information only. --tml 2014. + + // For iOS cppunit plugins aren't really "plugins" (shared + // libraries), but just static archives. In the real main + // program of a cppunit app, which calls the lo_main() that + // the SAL_IMPLEMENT_MAIN() below expands to, we specifically + // call the initialize methods of the CppUnitTestPlugIns that + // we statically link to the app executable. +#else + // The PlugInManager instance is deliberately leaked, so that the dynamic libraries it loads + // are never unloaded (which could make e.g. pointers from other libraries' static data + // structures to const data in those libraries, like some static OUString cache pointing at + // a const OUStringLiteral, become dangling by the time those static data structures are + // destroyed during exit): + auto manager = new CppUnit::PlugInManager; + try { + manager->load(testlib, args); + } catch (const CppUnit::DynamicLibraryManagerException &e) { + std::cerr << "DynamicLibraryManagerException: \"" << e.what() << "\"\n"; + const char *pPath = getenv ("PATH"); + const size_t nPathLen = pPath ? strlen(pPath) : 0; +#ifdef _WIN32 + if (nPathLen > 256) + { + std::cerr << "Windows has significant build problems with long PATH variables "; + std::cerr << "please check your PATH variable and re-autogen.\n"; + } +#endif + std::cerr << "Path (length: " << nPathLen << ") is '" << pPath << "'\n"; + return false; + } +#endif + + for (size_t i = 0; i < protectors.size(); ++i) + result.pushProtector(protectors[i]); + + bool success; + { + CppUnit::TestResultCollector collector; + result.addListener(&collector); + + LogFailuresAsTheyHappen logger; + result.addListener(&logger); + + TimingListener timer; + result.addListener(&timer); + + EyecatcherListener eye; + result.addListener(&eye); + + // set this to track down files created before first test method + std::string lib = testlib.substr(testlib.rfind('/')+1); +#ifdef WIN32 + _putenv_s("LO_TESTNAME", lib.c_str()); +#else + setenv("LO_TESTNAME", lib.c_str(), true); +#endif + const char* pVal = getenv("CPPUNIT_TEST_NAME"); + + CppUnit::TestRunner runner; + if (pVal) + { + std::vector<std::string> test_names; + boost::split(test_names, pVal, boost::is_any_of("\t ")); + CppUnit::Test* pTest = CppUnit::TestFactoryRegistry::getRegistry().makeTest(); + bool const added(addRecursiveTests(test_names, pTest, runner)); + if (!added) + { + std::cerr << "\nFatal error: CPPUNIT_TEST_NAME contains no valid tests\n"; + // coverity[leaked_storage] - `manager` leaked on purpose + return false; + } + } + else + { + runner.addTest(CppUnit::TestFactoryRegistry::getRegistry().makeTest()); + } + runner.run(result); + + CppUnit::CompilerOutputter outputter(&collector, CppUnit::stdCErr()); + outputter.setNoWrap(); + outputter.write(); + success = collector.wasSuccessful(); + } + + for (size_t i = 0; i < protectors.size(); ++i) + result.popProtector(); + + return success; + } + virtual bool operator()() const override + { + return run(); + } +}; + +#ifdef UNX + +double get_time(timeval* time) +{ + double nTime = static_cast<double>(time->tv_sec); + nTime += static_cast<double>(time->tv_usec)/1000000.0; + return nTime; +} + +OString generateTestName(std::u16string_view rPath) +{ + size_t nPathSep = rPath.rfind('/'); + std::u16string_view aTestName = rPath.substr(nPathSep+1); + return OUStringToOString(aTestName, RTL_TEXTENCODING_UTF8); +} + +void reportResourceUsage(std::u16string_view rPath) +{ + OUString aFullPath = OUString::Concat(rPath) + ".resource.log"; + rusage resource_usage; + getrusage(RUSAGE_SELF, &resource_usage); + + OString aPath = OUStringToOString(aFullPath, RTL_TEXTENCODING_UTF8); + std::ofstream resource_file(aPath.getStr()); + resource_file << "Name = " << generateTestName(rPath) << std::endl; + double nUserSpace = get_time(&resource_usage.ru_utime); + double nKernelSpace = get_time(&resource_usage.ru_stime); + resource_file << "UserSpace = " << nUserSpace << std::endl; + resource_file << "KernelSpace = " << nKernelSpace << std::endl; +} +#else +void reportResourceUsage([[maybe_unused]] const OUString& /*rPath*/) +{ +} +#endif + +} + +static bool main2() +{ + bool ok = false; + OUString path; + +#ifdef _WIN32 + //Disable Dr-Watson in order to crash simply without popup dialogs under + //windows + DWORD dwMode = SetErrorMode(SEM_NOGPFAULTERRORBOX); + SetErrorMode(SEM_NOGPFAULTERRORBOX|dwMode); +#ifdef _DEBUG // These functions are present only in the debugging runtime + _CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_DEBUG|_CRTDBG_MODE_FILE); + _CrtSetReportFile(_CRT_WARN, _CRTDBG_FILE_STDERR); + _CrtSetReportMode(_CRT_ERROR, _CRTDBG_MODE_DEBUG|_CRTDBG_MODE_FILE); + _CrtSetReportFile(_CRT_ERROR, _CRTDBG_FILE_STDERR); + _CrtSetReportMode(_CRT_ASSERT, _CRTDBG_MODE_DEBUG|_CRTDBG_MODE_FILE); + _CrtSetReportFile(_CRT_ASSERT, _CRTDBG_FILE_STDERR); +#endif + // Create a desktop, to avoid popups interfering with active user session, + // because on Windows, we don't use svp vcl plugin for unit testing + if (getenv("CPPUNIT_DEFAULT_DESKTOP") == nullptr) + { + if (HDESK hDesktop + = CreateDesktopW(L"LO_CPPUNIT_DESKTOP", nullptr, nullptr, 0, GENERIC_ALL, nullptr)) + SetThreadDesktop(hDesktop); + } +#endif + + std::vector<CppUnit::Protector *> protectors; + CppUnit::TestResult result; + std::string args; + std::string testlib; + sal_uInt32 index = 0; + while (index < osl_getCommandArgCount()) + { + OUString arg = getArgument(index); + if (arg.startsWith("-env:CPPUNITTESTTARGET=", &path)) + { + ++index; + continue; + } + if (arg.startsWith("-env:")) + { + ++index; + continue; // ignore it here - will be read later + } + if ( arg != "--protector" ) + { + if (testlib.empty()) + { + testlib = OUStringToOString(arg, osl_getThreadTextEncoding()).getStr(); + args += testlib; + } + else + { + args += ' '; + args += OUStringToOString(arg, osl_getThreadTextEncoding()).getStr(); + } + ++index; + continue; + } + if (osl_getCommandArgCount() - index < 3) { + usageFailure(); + } + OUString lib(getArgument(index + 1)); + OUString sym(getArgument(index + 2)); +#ifndef DISABLE_DYNLOADING + osl::Module mod(lib, SAL_LOADMODULE_GLOBAL); + oslGenericFunction fn = mod.getFunctionSymbol(sym); + mod.release(); +#else + oslGenericFunction fn = 0; + if (sym == "unoexceptionprotector") + fn = (oslGenericFunction) unoexceptionprotector; + else if (sym == "unobootstrapprotector") + fn = (oslGenericFunction) unobootstrapprotector; + else if (sym == "vclbootstrapprotector") + fn = (oslGenericFunction) vclbootstrapprotector; + else + { + std::cerr + << "Only unoexceptionprotector or unobootstrapprotector protectors allowed" + << std::endl; + std::exit(EXIT_FAILURE); + } +#endif + if (fn == nullptr) { + std::cerr + << "Failure instantiating protector \"" << convertLazy(lib) + << "\", \"" << convertLazy(sym) << '"' << std::endl; + std::exit(EXIT_FAILURE); + } + CppUnit::Protector *protector = + (*reinterpret_cast< cppunittester::ProtectorFactory * >(fn))(); + if (protector != nullptr) { + protectors.push_back(protector); + } + index+=3; + } + + ProtectedFixtureFunctor tests(testlib, args, protectors, result); + ok = tests.run(); + + reportResourceUsage(path); + + return ok; +} + +#if defined(_WIN32) && defined(_DEBUG) + +//Prints stack trace based on exception context record +static void printStack( PCONTEXT ctx ) +{ + HANDLE process = GetCurrentProcess(); + HANDLE thread = GetCurrentThread(); + + STACKFRAME64 stack {}; + stack.AddrPC.Mode = AddrModeFlat; + stack.AddrStack.Mode = AddrModeFlat; + stack.AddrFrame.Mode = AddrModeFlat; +#ifdef _M_AMD64 + stack.AddrPC.Offset = ctx->Rip; + stack.AddrStack.Offset = ctx->Rsp; + stack.AddrFrame.Offset = ctx->Rsp; +#elif defined _M_ARM64 + stack.AddrPC.Offset = ctx->Pc; + stack.AddrStack.Offset = ctx->Sp; + stack.AddrFrame.Offset = ctx->Fp; +#else + stack.AddrPC.Offset = ctx->Eip; + stack.AddrStack.Offset = ctx->Esp; + stack.AddrFrame.Offset = ctx->Ebp; +#endif + + DWORD symOptions = SymGetOptions(); + symOptions |= SYMOPT_LOAD_LINES; + symOptions |= SYMOPT_FAIL_CRITICAL_ERRORS; + symOptions = SymSetOptions(symOptions); + + SymInitialize( process, nullptr, TRUE ); //load symbols + + IMAGEHLP_LINE64 line{}; + line.SizeOfStruct = sizeof(line); + + char buffer[sizeof(SYMBOL_INFO) + MAX_SYM_NAME * sizeof(TCHAR)]; + PSYMBOL_INFO pSymbol = reinterpret_cast<PSYMBOL_INFO>(buffer); + + for (;;) + { + //get next call from stack + bool result = StackWalk64 + ( +#ifdef _M_AMD64 + IMAGE_FILE_MACHINE_AMD64, +#elif defined _M_ARM64 + IMAGE_FILE_MACHINE_ARM64, +#else + IMAGE_FILE_MACHINE_I386, +#endif + process, + thread, + &stack, + ctx, + nullptr, + SymFunctionTableAccess64, + SymGetModuleBase64, + nullptr + ); + + if( !result ) + break; + + //get symbol name for address + pSymbol->SizeOfStruct = sizeof(SYMBOL_INFO); + pSymbol->MaxNameLen = MAX_SYM_NAME + 1; + if (SymFromAddr(process, stack.AddrPC.Offset, nullptr, pSymbol)) + printf("\tat %s", pSymbol->Name); + else + printf("\tat unknown (Error in SymFromAddr=%#08lx)", GetLastError()); + + DWORD disp; + //try to get line + if (SymGetLineFromAddr64(process, stack.AddrPC.Offset, &disp, &line)) + { + printf(" in %s: line: %lu:\n", line.FileName, line.LineNumber); + } + else + { + //failed to get line + printf(", address 0x%0I64X", stack.AddrPC.Offset); + HMODULE hModule = nullptr; + GetModuleHandleEx(GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS | GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT, + reinterpret_cast<LPCTSTR>(stack.AddrPC.Offset), &hModule); + + char sModule[256]; + //at least print module name + if (hModule != nullptr) + GetModuleFileNameA(hModule, sModule, std::size(sModule)); + + printf (" in %s\n", sModule); + } + } +} + +// The exception filter function: +static LONG WINAPI ExpFilter(EXCEPTION_POINTERS* ex) +{ + // we only want this active on the Jenkins tinderboxes + printf("*** Exception 0x%lx occurred ***\n\n",ex->ExceptionRecord->ExceptionCode); + printStack(ex->ContextRecord); + return EXCEPTION_EXECUTE_HANDLER; +} + +static void AbortSignalHandler(int signal) +{ + if (signal == SIGABRT) { + std::unique_ptr<sal::BacktraceState> bs = sal::backtrace_get(50); + SAL_WARN("sal.cppunittester", "CAUGHT SIGABRT:\n" << sal::backtrace_to_string(bs.get())); + } +} + +SAL_IMPLEMENT_MAIN() +{ + // catch the kind of signal that is thrown when an assert fails, and log a stacktrace + signal(SIGABRT, AbortSignalHandler); + + bool ok = false; + // This magic kind of Windows-specific exception handling has to be in its own function + // because it cannot be in a function that has objects with destructors. + __try + { + ok = main2(); + } + __except (ExpFilter(GetExceptionInformation())) + { + } + return ok ? EXIT_SUCCESS : EXIT_FAILURE; +} + +#else + +SAL_IMPLEMENT_MAIN() +{ + bool ok = false; + try + { + ok = main2(); + } + catch (const std::exception& e) + { + SAL_WARN("vcl.app", "Fatal exception: " << e.what()); + } + return ok ? EXIT_SUCCESS : EXIT_FAILURE; +} + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |