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Diffstat (limited to 'browser/components/newtab/karma.mc.config.js')
| -rw-r--r-- | browser/components/newtab/karma.mc.config.js | 346 |
1 files changed, 346 insertions, 0 deletions
diff --git a/browser/components/newtab/karma.mc.config.js b/browser/components/newtab/karma.mc.config.js new file mode 100644 index 0000000000..83cc6e1219 --- /dev/null +++ b/browser/components/newtab/karma.mc.config.js @@ -0,0 +1,346 @@ +/* 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/. */ + +const path = require("path"); +const webpack = require("webpack"); +const { ResourceUriPlugin } = require("./tools/resourceUriPlugin"); + +const PATHS = { + // Where is the entry point for the unit tests? + testEntryFile: path.resolve(__dirname, "test/unit/unit-entry.js"), + + // A glob-style pattern matching all unit tests + testFilesPattern: "test/unit/**/*.js", + + // The base directory of all source files (used for path resolution in webpack importing) + moduleResolveDirectory: __dirname, + + // a RegEx matching all Cu.import statements of local files + resourcePathRegEx: /^resource:\/\/activity-stream\//, + + coverageReportingPath: "logs/coverage/", +}; + +// When tweaking here, be sure to review the docs about the execution ordering +// semantics of the preprocessors array, as they are somewhat odd. +const preprocessors = {}; +preprocessors[PATHS.testFilesPattern] = [ + "webpack", // require("karma-webpack") + "sourcemap", // require("karma-sourcemap-loader") +]; + +module.exports = function (config) { + const isTDD = config.tdd; + const browsers = isTDD ? ["Firefox"] : ["FirefoxHeadless"]; // require("karma-firefox-launcher") + config.set({ + singleRun: !isTDD, + browsers, + customLaunchers: { + FirefoxHeadless: { + base: "Firefox", + flags: ["--headless"], + }, + }, + frameworks: [ + "chai", // require("chai") require("karma-chai") + "mocha", // require("mocha") require("karma-mocha") + "sinon", // require("sinon") require("karma-sinon") + ], + reporters: [ + "coverage-istanbul", // require("karma-coverage") + "mocha", // require("karma-mocha-reporter") + + // for bin/try-runner.js to parse the output easily + "json", // require("karma-json-reporter") + ], + jsonReporter: { + // So this doesn't get interleaved with other karma output + stdout: false, + outputFile: path.join("logs", "karma-run-results.json"), + }, + coverageIstanbulReporter: { + reports: ["lcov", "text-summary"], // for some reason "lcov" reallys means "lcov" and "html" + "report-config": { + // so the full m-c path gets printed; needed for https://coverage.moz.tools/ integration + lcov: { + projectRoot: "../../..", + }, + }, + dir: PATHS.coverageReportingPath, + // This will make karma fail if coverage reporting is less than the minimums here + thresholds: !isTDD && { + each: { + statements: 100, + lines: 100, + functions: 100, + branches: 66, + overrides: { + "lib/AboutPreferences.jsm": { + statements: 98, + lines: 98, + functions: 94, + branches: 66, + }, + "lib/ASRouter.jsm": { + statements: 75, + lines: 75, + functions: 64, + branches: 66, + }, + "lib/ASRouterDefaultConfig.jsm": { + statements: 0, + lines: 0, + functions: 0, + branches: 0, + }, + "content-src/asrouter/asrouter-utils.js": { + statements: 66, + lines: 66, + functions: 78, + branches: 63, + }, + "lib/TelemetryFeed.jsm": { + statements: 99, + lines: 99, + functions: 100, + branches: 95, + }, + "lib/ASRouterParentProcessMessageHandler.jsm": { + statements: 98, + lines: 98, + functions: 100, + branches: 88, + }, + "content-src/lib/init-store.js": { + statements: 98, + lines: 98, + functions: 100, + branches: 100, + }, + "lib/ActivityStreamStorage.jsm": { + statements: 100, + lines: 100, + functions: 100, + branches: 83, + }, + "lib/PlacesFeed.jsm": { + statements: 98, + lines: 98, + functions: 100, + branches: 84, + }, + "lib/UTEventReporting.sys.mjs": { + statements: 100, + lines: 100, + functions: 100, + branches: 75, + }, + "lib/TopSitesFeed.jsm": { + statements: 70, + lines: 75, + functions: 80, + branches: 60, + }, + "lib/Screenshots.jsm": { + statements: 94, + lines: 94, + functions: 75, + branches: 84, + }, + "lib/*.jsm": { + statements: 100, + lines: 100, + functions: 99, + branches: 84, + }, + "content-src/components/DiscoveryStreamComponents/**/*.jsx": { + statements: 90.48, + lines: 90.48, + functions: 85.71, + branches: 68.75, + }, + "content-src/asrouter/**/*.jsx": { + statements: 57, + lines: 58, + functions: 60, + branches: 50, + }, + "content-src/components/ASRouterAdmin/*.jsx": { + statements: 0, + lines: 0, + functions: 0, + branches: 0, + }, + "content-src/components/CustomizeMenu/**/*.jsx": { + statements: 0, + lines: 0, + functions: 0, + branches: 0, + }, + "content-src/components/CustomizeMenu/*.jsx": { + statements: 0, + lines: 0, + functions: 0, + branches: 0, + }, + "content-src/lib/aboutwelcome-utils.js": { + statements: 50, + lines: 50, + functions: 50, + branches: 0, + }, + "content-src/lib/link-menu-options.js": { + statements: 96, + lines: 96, + functions: 96, + branches: 70, + }, + "content-src/aboutwelcome/components/LanguageSwitcher.jsx": { + // This file is covered by the mochitest: browser_aboutwelcome_multistage_languageSwitcher.js + statements: 0, + lines: 0, + functions: 0, + branches: 0, + }, + "content-src/aboutwelcome/components/EmbeddedMigrationWizard.jsx": { + // This file is covered by the mochitest: browser_aboutwelcome_multistage_mr.js + // Can't be unit tested because it relies on the migration-wizard custom element + statements: 0, + lines: 0, + functions: 0, + branches: 0, + }, + "content-src/aboutwelcome/**/*.jsx": { + statements: 62, + lines: 60, + functions: 50, + branches: 50, + }, + "content-src/components/**/*.jsx": { + statements: 51.1, + lines: 52.38, + functions: 31.2, + branches: 31.2, + }, + }, + }, + }, + }, + files: [PATHS.testEntryFile], + preprocessors, + webpack: { + mode: "none", + devtool: "inline-source-map", + // This loader allows us to override required files in tests + resolveLoader: { + alias: { inject: path.join(__dirname, "loaders/inject-loader") }, + }, + // This resolve config allows us to import with paths relative to the root directory, e.g. "lib/ActivityStream.jsm" + resolve: { + extensions: [".js", ".jsx"], + modules: [PATHS.moduleResolveDirectory, "node_modules"], + fallback: { + stream: require.resolve("stream-browserify"), + buffer: require.resolve("buffer"), + }, + }, + plugins: [ + // The ResourceUriPlugin handles translating resource URIs in import + // statements in .mjs files, in a similar way to what + // babel-jsm-to-commonjs does for jsm files. + new ResourceUriPlugin({ + resourcePathRegEx: PATHS.resourcePathRegEx, + }), + new webpack.DefinePlugin({ + "process.env.NODE_ENV": JSON.stringify("development"), + }), + ], + externals: { + // enzyme needs these for backwards compatibility with 0.13. + // see https://github.com/airbnb/enzyme/blob/master/docs/guides/webpack.md#using-enzyme-with-webpack + "react/addons": true, + "react/lib/ReactContext": true, + "react/lib/ExecutionEnvironment": true, + }, + module: { + rules: [ + // This rule rewrites importing/exporting in .jsm files to be compatible with esmodules + { + test: /\.jsm$/, + exclude: [/node_modules/], + use: [ + { + loader: "babel-loader", // require("babel-core") + options: { + plugins: [ + // Converts .jsm files into common-js modules + [ + "./tools/babel-jsm-to-commonjs.js", + { + basePath: PATHS.resourcePathRegEx, + removeOtherImports: true, + replace: true, + }, + ], + "@babel/plugin-proposal-nullish-coalescing-operator", + "@babel/plugin-proposal-optional-chaining", + "@babel/plugin-proposal-class-properties", + ], + }, + }, + ], + }, + { + test: /\.js$/, + exclude: [/node_modules\/(?!@fluent\/).*/, /test/], + loader: "babel-loader", + options: { + // This is a workaround for bug 1787278. It can be removed once + // that bug is fixed. + plugins: ["@babel/plugin-proposal-optional-chaining"], + }, + }, + { + test: /\.jsx$/, + exclude: /node_modules/, + loader: "babel-loader", + options: { + presets: ["@babel/preset-react"], + plugins: [ + "@babel/plugin-proposal-nullish-coalescing-operator", + "@babel/plugin-proposal-optional-chaining", + ], + }, + }, + { + test: /\.md$/, + use: "raw-loader", + }, + { + enforce: "post", + test: /\.js[mx]?$/, + loader: "@jsdevtools/coverage-istanbul-loader", + options: { esModules: true }, + include: [ + path.resolve("content-src"), + path.resolve("lib"), + path.resolve("common"), + ], + exclude: [ + path.resolve("test"), + path.resolve("vendor"), + path.resolve("lib/ASRouterTargeting.jsm"), + path.resolve("lib/ASRouterTriggerListeners.jsm"), + path.resolve("lib/OnboardingMessageProvider.jsm"), + path.resolve("lib/CFRMessageProvider.sys.mjs"), + path.resolve("lib/CFRPageActions.jsm"), + ], + }, + ], + }, + }, + // Silences some overly-verbose logging of individual module builds + webpackMiddleware: { noInfo: true }, + }); +}; |