'use strict'; var _slicedToArray = (function() { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for ( var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true ) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i['return']) _i['return'](); } finally { if (_d) throw _e; } } return _arr; } return function(arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError( 'Invalid attempt to destructure non-iterable instance' ); } }; })(); /** * Copyright (c) 2014-present, Facebook, Inc. All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the root directory of this source tree. * * */ var _path; function _load_path() { return (_path = _interopRequireDefault(require('path'))); } var _jestHasteMap; function _load_jestHasteMap() { return (_jestHasteMap = _interopRequireDefault(require('jest-haste-map'))); } var _jestMessageUtil; function _load_jestMessageUtil() { return (_jestMessageUtil = require('jest-message-util')); } var _jestResolve; function _load_jestResolve() { return (_jestResolve = _interopRequireDefault(require('jest-resolve'))); } var _jestUtil; function _load_jestUtil() { return (_jestUtil = require('jest-util')); } var _jestRegexUtil; function _load_jestRegexUtil() { return (_jestRegexUtil = require('jest-regex-util')); } var _jestSnapshot; function _load_jestSnapshot() { return (_jestSnapshot = _interopRequireDefault(require('jest-snapshot'))); } var _gracefulFs; function _load_gracefulFs() { return (_gracefulFs = _interopRequireDefault(require('graceful-fs'))); } var _stripBom; function _load_stripBom() { return (_stripBom = _interopRequireDefault(require('strip-bom'))); } var _script_transformer; function _load_script_transformer() { return (_script_transformer = _interopRequireDefault( require('./script_transformer') )); } var _should_instrument; function _load_should_instrument() { return (_should_instrument = _interopRequireDefault( require('./should_instrument') )); } var _cli; function _load_cli() { return (_cli = require('./cli')); } var _args; function _load_args() { return (_args = require('./cli/args')); } function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : {default: obj}; } const NODE_MODULES = (_path || _load_path()).default.sep + 'node_modules' + (_path || _load_path()).default.sep; const getModuleNameMapper = config => { if ( Array.isArray(config.moduleNameMapper) && config.moduleNameMapper.length ) { return config.moduleNameMapper.map(_ref => { var _ref2 = _slicedToArray(_ref, 2); let regex = _ref2[0], moduleName = _ref2[1]; return { moduleName: moduleName, regex: new RegExp(regex) }; }); } return null; }; const unmockRegExpCache = new WeakMap(); class Runtime { constructor(config, environment, resolver, cacheFS, coverageOptions) { this._cacheFS = cacheFS || Object.create(null); this._config = config; this._coverageOptions = coverageOptions || { collectCoverage: false, collectCoverageFrom: [], collectCoverageOnlyFrom: null }; this._currentlyExecutingModulePath = ''; this._environment = environment; this._explicitShouldMock = Object.create(null); this._internalModuleRegistry = Object.create(null); this._isCurrentlyExecutingManualMock = null; this._mockFactories = Object.create(null); this._mockRegistry = Object.create(null); this._moduleMocker = this._environment.moduleMocker; this._moduleRegistry = Object.create(null); this._needsCoverageMapped = new Set(); this._resolver = resolver; this._scriptTransformer = new ( _script_transformer || _load_script_transformer() ).default(config); this._shouldAutoMock = config.automock; this._sourceMapRegistry = Object.create(null); this._virtualMocks = Object.create(null); this._mockMetaDataCache = Object.create(null); this._shouldMockModuleCache = Object.create(null); this._shouldUnmockTransitiveDependenciesCache = Object.create(null); this._transitiveShouldMock = Object.create(null); this._unmockList = unmockRegExpCache.get(config); if (!this._unmockList && config.unmockedModulePathPatterns) { this._unmockList = new RegExp( config.unmockedModulePathPatterns.join('|') ); unmockRegExpCache.set(config, this._unmockList); } if (config.automock) { config.setupFiles.forEach(filePath => { if (filePath && filePath.includes(NODE_MODULES)) { const moduleID = this._resolver.getModuleID( this._virtualMocks, filePath ); this._transitiveShouldMock[moduleID] = false; } }); } this.resetModules(); if (config.setupFiles.length) { for (let i = 0; i < config.setupFiles.length; i++) { this.requireModule(config.setupFiles[i]); } } } static shouldInstrument(filename, options, config) { return (0, (_should_instrument || _load_should_instrument()).default)( filename, { collectCoverage: options.collectCoverage, collectCoverageFrom: options.collectCoverageFrom, collectCoverageOnlyFrom: options.collectCoverageOnlyFrom }, config ); } static createContext(config, options) { (0, (_jestUtil || _load_jestUtil()).createDirectory)(config.cacheDirectory); const instance = Runtime.createHasteMap(config, { console: options.console, maxWorkers: options.maxWorkers, resetCache: !config.cache, watch: options.watch, watchman: options.watchman }); return instance.build().then( hasteMap => ({ config: config, hasteFS: hasteMap.hasteFS, moduleMap: hasteMap.moduleMap, resolver: Runtime.createResolver(config, hasteMap.moduleMap) }), error => { throw error; } ); } static createHasteMap(config, options) { const ignorePattern = new RegExp( [config.cacheDirectory].concat(config.modulePathIgnorePatterns).join('|') ); return new (_jestHasteMap || _load_jestHasteMap()).default({ cacheDirectory: config.cacheDirectory, console: options && options.console, extensions: [ (_jestSnapshot || _load_jestSnapshot()).default.EXTENSION ].concat(config.moduleFileExtensions), hasteImplModulePath: config.haste.hasteImplModulePath, ignorePattern: ignorePattern, maxWorkers: (options && options.maxWorkers) || 1, mocksPattern: (0, (_jestRegexUtil || _load_jestRegexUtil()).escapePathForRegex)( (_path || _load_path()).default.sep + '__mocks__' + (_path || _load_path()).default.sep ), name: config.name, platforms: config.haste.platforms || ['ios', 'android'], providesModuleNodeModules: config.haste.providesModuleNodeModules, resetCache: options && options.resetCache, retainAllFiles: false, roots: config.roots, useWatchman: options && options.watchman, watch: options && options.watch }); } static createResolver(config, moduleMap) { return new (_jestResolve || _load_jestResolve()).default(moduleMap, { browser: config.browser, defaultPlatform: config.haste.defaultPlatform, extensions: config.moduleFileExtensions.map(extension => '.' + extension), hasCoreModules: true, moduleDirectories: config.moduleDirectories, moduleNameMapper: getModuleNameMapper(config), modulePaths: config.modulePaths, platforms: config.haste.platforms, resolver: config.resolver, rootDir: config.rootDir }); } static runCLI(args, info) { return (0, (_cli || _load_cli()).run)(args, info); } static getCLIOptions() { return (_args || _load_args()).options; } requireModule(from, moduleName, options) { const moduleID = this._resolver.getModuleID( this._virtualMocks, from, moduleName ); let modulePath; const moduleRegistry = !options || !options.isInternalModule ? this._moduleRegistry : this._internalModuleRegistry; // Some old tests rely on this mocking behavior. Ideally we'll change this // to be more explicit. const moduleResource = moduleName && this._resolver.getModule(moduleName); const manualMock = moduleName && this._resolver.getMockModule(from, moduleName); if ( (!options || !options.isInternalModule) && !moduleResource && manualMock && manualMock !== this._isCurrentlyExecutingManualMock && this._explicitShouldMock[moduleID] !== false ) { modulePath = manualMock; } if (moduleName && this._resolver.isCoreModule(moduleName)) { return this._requireCoreModule(moduleName); } if (!modulePath) { modulePath = this._resolveModule(from, moduleName); } if (!moduleRegistry[modulePath]) { // We must register the pre-allocated module object first so that any // circular dependencies that may arise while evaluating the module can const localModule = { children: [], exports: {}, filename: modulePath, id: modulePath, loaded: false }; moduleRegistry[modulePath] = localModule; if ((_path || _load_path()).default.extname(modulePath) === '.json') { localModule.exports = this._environment.global.JSON.parse( (0, (_stripBom || _load_stripBom()).default)( (_gracefulFs || _load_gracefulFs()).default.readFileSync( modulePath, 'utf8' ) ) ); } else if ( (_path || _load_path()).default.extname(modulePath) === '.node' ) { // $FlowFixMe localModule.exports = require(modulePath); } else { // Only include the fromPath if a moduleName is given. Else treat as root. const fromPath = moduleName ? from : null; this._execModule(localModule, options, moduleRegistry, fromPath); } localModule.loaded = true; } return moduleRegistry[modulePath].exports; } requireInternalModule(from, to) { return this.requireModule(from, to, {isInternalModule: true}); } requireMock(from, moduleName) { const moduleID = this._resolver.getModuleID( this._virtualMocks, from, moduleName ); if (this._mockRegistry[moduleID]) { return this._mockRegistry[moduleID]; } if (moduleID in this._mockFactories) { return (this._mockRegistry[moduleID] = this._mockFactories[moduleID]()); } let manualMock = this._resolver.getMockModule(from, moduleName); let modulePath; if (manualMock) { modulePath = this._resolveModule(from, manualMock); } else { modulePath = this._resolveModule(from, moduleName); } // If the actual module file has a __mocks__ dir sitting immediately next // to it, look to see if there is a manual mock for this file. // // subDir1/my_module.js // subDir1/__mocks__/my_module.js // subDir2/my_module.js // subDir2/__mocks__/my_module.js // // Where some other module does a relative require into each of the // respective subDir{1,2} directories and expects a manual mock // corresponding to that particular my_module.js file. const moduleDir = (_path || _load_path()).default.dirname(modulePath); const moduleFileName = (_path || _load_path()).default.basename(modulePath); const potentialManualMock = (_path || _load_path()).default.join( moduleDir, '__mocks__', moduleFileName ); if ( (_gracefulFs || _load_gracefulFs()).default.existsSync( potentialManualMock ) ) { manualMock = true; modulePath = potentialManualMock; } if (manualMock) { const localModule = { children: [], exports: {}, filename: modulePath, id: modulePath, loaded: false }; // Only include the fromPath if a moduleName is given. Else treat as root. const fromPath = moduleName ? from : null; this._execModule(localModule, undefined, this._mockRegistry, fromPath); this._mockRegistry[moduleID] = localModule.exports; localModule.loaded = true; } else { // Look for a real module to generate an automock from this._mockRegistry[moduleID] = this._generateMock(from, moduleName); } return this._mockRegistry[moduleID]; } requireModuleOrMock(from, moduleName) { if (this._shouldMock(from, moduleName)) { return this.requireMock(from, moduleName); } else { return this.requireModule(from, moduleName); } } resetModules() { this._mockRegistry = Object.create(null); this._moduleRegistry = Object.create(null); if (this._environment && this._environment.global) { const envGlobal = this._environment.global; Object.keys(envGlobal).forEach(key => { const globalMock = envGlobal[key]; if ( (typeof globalMock === 'object' && globalMock !== null) || typeof globalMock === 'function' ) { globalMock._isMockFunction && globalMock.mockClear(); } }); if (envGlobal.mockClearTimers) { envGlobal.mockClearTimers(); } } } getAllCoverageInfoCopy() { return (0, (_jestUtil || _load_jestUtil()).deepCyclicCopy)( this._environment.global.__coverage__ ); } getSourceMapInfo(coveredFiles) { return Object.keys(this._sourceMapRegistry).reduce((result, sourcePath) => { if ( coveredFiles.has(sourcePath) && this._needsCoverageMapped.has(sourcePath) && (_gracefulFs || _load_gracefulFs()).default.existsSync( this._sourceMapRegistry[sourcePath] ) ) { result[sourcePath] = this._sourceMapRegistry[sourcePath]; } return result; }, {}); } getSourceMaps() { return this._sourceMapRegistry; } setMock(from, moduleName, mockFactory, options) { if (options && options.virtual) { const mockPath = this._resolver.getModulePath(from, moduleName); this._virtualMocks[mockPath] = true; } const moduleID = this._resolver.getModuleID( this._virtualMocks, from, moduleName ); this._explicitShouldMock[moduleID] = true; this._mockFactories[moduleID] = mockFactory; } restoreAllMocks() { this._moduleMocker.restoreAllMocks(); } resetAllMocks() { this._moduleMocker.resetAllMocks(); } clearAllMocks() { this._moduleMocker.clearAllMocks(); } _resolveModule(from, to) { return to ? this._resolver.resolveModule(from, to) : from; } _requireResolve(from, moduleName) { var _ref3 = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {}; let paths = _ref3.paths; if (moduleName == null) { throw new Error( 'The first argument to require.resolve must be a string. Received null or undefined.' ); } if (paths) { for (const p of paths) { const absolutePath = (_path || _load_path()).default.resolve( from, '..', p ); const module = this._resolver.resolveModuleFromDirIfExists( absolutePath, moduleName, // required to also resolve files without leading './' directly in the path {paths: [absolutePath]} ); if (module) { return module; } } throw new Error( `Cannot resolve module '${moduleName}' from paths ['${paths.join( "', '" )}'] from ${from}` ); } return this._resolveModule(from, moduleName); } _requireResolvePaths(from, moduleName) { if (moduleName == null) { throw new Error( 'The first argument to require.resolve.paths must be a string. Received null or undefined.' ); } if (!moduleName.length) { throw new Error( 'The first argument to require.resolve.paths must not be the empty string.' ); } if (moduleName[0] === '.') { return [(_path || _load_path()).default.resolve(from, '..')]; } if (this._resolver.isCoreModule(moduleName)) { return null; } return this._resolver.getModulePaths( (_path || _load_path()).default.resolve(from, '..') ); } _execModule(localModule, options, moduleRegistry, from) { // If the environment was disposed, prevent this module from being executed. if (!this._environment.global) { return; } const isInternalModule = !!(options && options.isInternalModule); const filename = localModule.filename; const lastExecutingModulePath = this._currentlyExecutingModulePath; this._currentlyExecutingModulePath = filename; const origCurrExecutingManualMock = this._isCurrentlyExecutingManualMock; this._isCurrentlyExecutingManualMock = filename; const dirname = (_path || _load_path()).default.dirname(filename); localModule.children = []; Object.defineProperty( localModule, 'parent', // https://github.com/facebook/flow/issues/285#issuecomment-270810619 { enumerable: true, get: function() { const key = from || ''; return moduleRegistry[key] || null; } } ); localModule.paths = this._resolver.getModulePaths(dirname); Object.defineProperty(localModule, 'require', { value: this._createRequireImplementation(localModule, options) }); const transformedFile = this._scriptTransformer.transform( filename, { collectCoverage: this._coverageOptions.collectCoverage, collectCoverageFrom: this._coverageOptions.collectCoverageFrom, collectCoverageOnlyFrom: this._coverageOptions.collectCoverageOnlyFrom, isInternalModule: isInternalModule }, this._cacheFS[filename] ); if (transformedFile.sourceMapPath) { this._sourceMapRegistry[filename] = transformedFile.sourceMapPath; if (transformedFile.mapCoverage) { this._needsCoverageMapped.add(filename); } } const runScript = this._environment.runScript(transformedFile.script); if (runScript === null) { const originalStack = new ReferenceError( 'You are trying to `import` a file after the Jest environment has been torn down.' ).stack .split('\n') // Remove this file from the stack (jest-message-utils will keep one line) .filter(line => line.indexOf(__filename) === -1) .join('\n'); var _separateMessageFromS = (0, (_jestMessageUtil || _load_jestMessageUtil()).separateMessageFromStack)( originalStack ); const message = _separateMessageFromS.message, stack = _separateMessageFromS.stack; console.error( `\n${message}\n` + (0, (_jestMessageUtil || _load_jestMessageUtil()).formatStackTrace)( stack, this._config, {noStackTrace: false} ) ); process.exitCode = 1; return; } const wrapper = runScript[ (_script_transformer || _load_script_transformer()).default .EVAL_RESULT_VARIABLE ]; wrapper.call( localModule.exports, // module context localModule, // module object localModule.exports, // module exports localModule.require, // require implementation dirname, // __dirname filename, // __filename this._environment.global, // global object this._createJestObjectFor( filename, // $FlowFixMe localModule.require ) // jest object ); this._isCurrentlyExecutingManualMock = origCurrExecutingManualMock; this._currentlyExecutingModulePath = lastExecutingModulePath; } _requireCoreModule(moduleName) { if (moduleName === 'process') { return this._environment.global.process; } // $FlowFixMe return require(moduleName); } _generateMock(from, moduleName) { const modulePath = this._resolveModule(from, moduleName); if (!(modulePath in this._mockMetaDataCache)) { // This allows us to handle circular dependencies while generating an // automock this._mockMetaDataCache[modulePath] = this._moduleMocker.getMetadata({}); // In order to avoid it being possible for automocking to potentially // cause side-effects within the module environment, we need to execute // the module in isolation. This could cause issues if the module being // mocked has calls into side-effectful APIs on another module. const origMockRegistry = this._mockRegistry; const origModuleRegistry = this._moduleRegistry; this._mockRegistry = Object.create(null); this._moduleRegistry = Object.create(null); const moduleExports = this.requireModule(from, moduleName); // Restore the "real" module/mock registries this._mockRegistry = origMockRegistry; this._moduleRegistry = origModuleRegistry; const mockMetadata = this._moduleMocker.getMetadata(moduleExports); if (mockMetadata == null) { throw new Error( `Failed to get mock metadata: ${modulePath}\n\n` + `See: https://jestjs.io/docs/manual-mocks.html#content` ); } this._mockMetaDataCache[modulePath] = mockMetadata; } return this._moduleMocker.generateFromMetadata( this._mockMetaDataCache[modulePath] ); } _shouldMock(from, moduleName) { const mockPath = this._resolver.getModulePath(from, moduleName); if (mockPath in this._virtualMocks) { return true; } const explicitShouldMock = this._explicitShouldMock; const moduleID = this._resolver.getModuleID( this._virtualMocks, from, moduleName ); const key = from + (_path || _load_path()).default.delimiter + moduleID; if (moduleID in explicitShouldMock) { return explicitShouldMock[moduleID]; } if ( !this._shouldAutoMock || this._resolver.isCoreModule(moduleName) || this._shouldUnmockTransitiveDependenciesCache[key] ) { return false; } if (moduleID in this._shouldMockModuleCache) { return this._shouldMockModuleCache[moduleID]; } let modulePath; try { modulePath = this._resolveModule(from, moduleName); } catch (e) { const manualMock = this._resolver.getMockModule(from, moduleName); if (manualMock) { this._shouldMockModuleCache[moduleID] = true; return true; } throw e; } if (this._unmockList && this._unmockList.test(modulePath)) { this._shouldMockModuleCache[moduleID] = false; return false; } // transitive unmocking for package managers that store flat packages (npm3) const currentModuleID = this._resolver.getModuleID( this._virtualMocks, from ); if ( this._transitiveShouldMock[currentModuleID] === false || (from.includes(NODE_MODULES) && modulePath.includes(NODE_MODULES) && ((this._unmockList && this._unmockList.test(from)) || explicitShouldMock[currentModuleID] === false)) ) { this._transitiveShouldMock[moduleID] = false; this._shouldUnmockTransitiveDependenciesCache[key] = true; return false; } return (this._shouldMockModuleCache[moduleID] = true); } _createRequireImplementation(from, options) { const moduleRequire = options && options.isInternalModule ? moduleName => this.requireInternalModule(from.filename, moduleName) : this.requireModuleOrMock.bind(this, from.filename); moduleRequire.cache = Object.create(null); moduleRequire.extensions = Object.create(null); moduleRequire.requireActual = this.requireModule.bind(this, from.filename); moduleRequire.requireMock = this.requireMock.bind(this, from.filename); moduleRequire.resolve = (moduleName, options) => this._requireResolve(from.filename, moduleName, options); moduleRequire.resolve.paths = moduleName => this._requireResolvePaths(from.filename, moduleName); Object.defineProperty(moduleRequire, 'main', { enumerable: true, get: function() { let mainModule = from.parent; while ( mainModule && mainModule.parent && mainModule.id !== mainModule.parent.id ) { mainModule = mainModule.parent; } return mainModule; } }); return moduleRequire; } _createJestObjectFor(from, localRequire) { const disableAutomock = () => { this._shouldAutoMock = false; return jestObject; }; const enableAutomock = () => { this._shouldAutoMock = true; return jestObject; }; const unmock = moduleName => { const moduleID = this._resolver.getModuleID( this._virtualMocks, from, moduleName ); this._explicitShouldMock[moduleID] = false; return jestObject; }; const deepUnmock = moduleName => { const moduleID = this._resolver.getModuleID( this._virtualMocks, from, moduleName ); this._explicitShouldMock[moduleID] = false; this._transitiveShouldMock[moduleID] = false; return jestObject; }; const mock = (moduleName, mockFactory, options) => { if (mockFactory !== undefined) { return setMockFactory(moduleName, mockFactory, options); } const moduleID = this._resolver.getModuleID( this._virtualMocks, from, moduleName ); this._explicitShouldMock[moduleID] = true; return jestObject; }; const setMockFactory = (moduleName, mockFactory, options) => { this.setMock(from, moduleName, mockFactory, options); return jestObject; }; const clearAllMocks = () => { this.clearAllMocks(); return jestObject; }; const resetAllMocks = () => { this.resetAllMocks(); return jestObject; }; const restoreAllMocks = () => { this.restoreAllMocks(); return jestObject; }; const useFakeTimers = () => { this._environment.fakeTimers.useFakeTimers(); return jestObject; }; const useRealTimers = () => { this._environment.fakeTimers.useRealTimers(); return jestObject; }; const resetModules = () => { this.resetModules(); return jestObject; }; const fn = this._moduleMocker.fn.bind(this._moduleMocker); const spyOn = this._moduleMocker.spyOn.bind(this._moduleMocker); const setTimeout = timeout => { this._environment.global.jasmine ? (this._environment.global.jasmine._DEFAULT_TIMEOUT_INTERVAL = timeout) : (this._environment.global[ Symbol.for('TEST_TIMEOUT_SYMBOL') ] = timeout); return jestObject; }; const retryTimes = numTestRetries => { this._environment.global[Symbol.for('RETRY_TIMES')] = numTestRetries; return jestObject; }; const jestObject = { addMatchers: matchers => this._environment.global.jasmine.addMatchers(matchers), advanceTimersByTime: msToRun => this._environment.fakeTimers.advanceTimersByTime(msToRun), autoMockOff: disableAutomock, autoMockOn: enableAutomock, clearAllMocks: clearAllMocks, clearAllTimers: () => this._environment.fakeTimers.clearAllTimers(), deepUnmock: deepUnmock, disableAutomock: disableAutomock, doMock: mock, dontMock: unmock, enableAutomock: enableAutomock, fn: fn, genMockFromModule: moduleName => this._generateMock(from, moduleName), isMockFunction: this._moduleMocker.isMockFunction, mock: mock, requireActual: localRequire.requireActual, requireMock: localRequire.requireMock, resetAllMocks: resetAllMocks, resetModuleRegistry: resetModules, resetModules: resetModules, restoreAllMocks: restoreAllMocks, retryTimes: retryTimes, runAllImmediates: () => this._environment.fakeTimers.runAllImmediates(), runAllTicks: () => this._environment.fakeTimers.runAllTicks(), runAllTimers: () => this._environment.fakeTimers.runAllTimers(), runOnlyPendingTimers: () => this._environment.fakeTimers.runOnlyPendingTimers(), runTimersToTime: msToRun => this._environment.fakeTimers.advanceTimersByTime(msToRun), setMock: (moduleName, mock) => setMockFactory(moduleName, () => mock), setTimeout: setTimeout, spyOn: spyOn, unmock: unmock, useFakeTimers: useFakeTimers, useRealTimers: useRealTimers }; return jestObject; } } Runtime.ScriptTransformer = ( _script_transformer || _load_script_transformer() ).default; module.exports = Runtime;