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1234 lines
34 KiB
1234 lines
34 KiB
'use strict';
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function _path() {
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const data = _interopRequireDefault(require('path'));
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_path = function _path() {
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return data;
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};
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return data;
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}
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function _jestHasteMap() {
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const data = _interopRequireDefault(require('jest-haste-map'));
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_jestHasteMap = function _jestHasteMap() {
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return data;
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};
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return data;
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}
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function _jestMessageUtil() {
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const data = require('jest-message-util');
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_jestMessageUtil = function _jestMessageUtil() {
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return data;
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};
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return data;
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}
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function _jestResolve() {
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const data = _interopRequireDefault(require('jest-resolve'));
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_jestResolve = function _jestResolve() {
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return data;
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};
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return data;
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}
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function _jestUtil() {
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const data = require('jest-util');
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_jestUtil = function _jestUtil() {
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return data;
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};
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return data;
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}
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function _jestRegexUtil() {
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const data = require('jest-regex-util');
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_jestRegexUtil = function _jestRegexUtil() {
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return data;
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};
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return data;
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}
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function _jestSnapshot() {
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const data = _interopRequireDefault(require('jest-snapshot'));
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_jestSnapshot = function _jestSnapshot() {
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return data;
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};
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return data;
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}
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function _transform() {
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const data = require('@jest/transform');
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_transform = function _transform() {
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return data;
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};
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return data;
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}
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function _gracefulFs() {
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const data = _interopRequireDefault(require('graceful-fs'));
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_gracefulFs = function _gracefulFs() {
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return data;
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};
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return data;
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}
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function _stripBom() {
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const data = _interopRequireDefault(require('strip-bom'));
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_stripBom = function _stripBom() {
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return data;
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};
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return data;
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}
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var _cli = require('./cli');
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var _args = require('./cli/args');
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var _helpers = require('./helpers');
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function _interopRequireDefault(obj) {
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return obj && obj.__esModule ? obj : {default: obj};
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}
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function _objectSpread(target) {
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for (var i = 1; i < arguments.length; i++) {
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var source = arguments[i] != null ? arguments[i] : {};
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var ownKeys = Object.keys(source);
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if (typeof Object.getOwnPropertySymbols === 'function') {
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ownKeys = ownKeys.concat(
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Object.getOwnPropertySymbols(source).filter(function(sym) {
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return Object.getOwnPropertyDescriptor(source, sym).enumerable;
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})
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);
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}
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ownKeys.forEach(function(key) {
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_defineProperty(target, key, source[key]);
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});
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}
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return target;
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}
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function _defineProperty(obj, key, value) {
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if (key in obj) {
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Object.defineProperty(obj, key, {
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value: value,
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enumerable: true,
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configurable: true,
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writable: true
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});
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} else {
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obj[key] = value;
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}
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return obj;
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}
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const testTimeoutSymbol = Symbol.for('TEST_TIMEOUT_SYMBOL');
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const retryTimesSymbol = Symbol.for('RETRY_TIMES');
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const NODE_MODULES = _path().default.sep + 'node_modules' + _path().default.sep;
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const getModuleNameMapper = config => {
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if (
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Array.isArray(config.moduleNameMapper) &&
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config.moduleNameMapper.length
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) {
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return config.moduleNameMapper.map(([regex, moduleName]) => ({
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moduleName,
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regex: new RegExp(regex)
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}));
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}
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return null;
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};
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const unmockRegExpCache = new WeakMap();
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/* eslint-disable-next-line no-redeclare */
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class Runtime {
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constructor(config, environment, resolver, cacheFS, coverageOptions) {
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_defineProperty(this, '_cacheFS', void 0);
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_defineProperty(this, '_config', void 0);
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_defineProperty(this, '_coverageOptions', void 0);
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_defineProperty(this, '_currentlyExecutingModulePath', void 0);
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_defineProperty(this, '_environment', void 0);
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_defineProperty(this, '_explicitShouldMock', void 0);
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_defineProperty(this, '_internalModuleRegistry', void 0);
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_defineProperty(this, '_isCurrentlyExecutingManualMock', void 0);
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_defineProperty(this, '_mockFactories', void 0);
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_defineProperty(this, '_mockMetaDataCache', void 0);
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_defineProperty(this, '_mockRegistry', void 0);
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_defineProperty(this, '_isolatedMockRegistry', void 0);
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_defineProperty(this, '_moduleMocker', void 0);
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_defineProperty(this, '_isolatedModuleRegistry', void 0);
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_defineProperty(this, '_moduleRegistry', void 0);
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_defineProperty(this, '_needsCoverageMapped', void 0);
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_defineProperty(this, '_resolver', void 0);
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_defineProperty(this, '_shouldAutoMock', void 0);
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_defineProperty(this, '_shouldMockModuleCache', void 0);
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_defineProperty(this, '_shouldUnmockTransitiveDependenciesCache', void 0);
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_defineProperty(this, '_sourceMapRegistry', void 0);
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_defineProperty(this, '_scriptTransformer', void 0);
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_defineProperty(this, '_transitiveShouldMock', void 0);
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_defineProperty(this, '_unmockList', void 0);
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_defineProperty(this, '_virtualMocks', void 0);
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this._cacheFS = cacheFS || Object.create(null);
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this._config = config;
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this._coverageOptions = coverageOptions || {
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changedFiles: undefined,
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collectCoverage: false,
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collectCoverageFrom: [],
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collectCoverageOnlyFrom: null
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};
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this._currentlyExecutingModulePath = '';
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this._environment = environment;
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this._explicitShouldMock = Object.create(null);
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this._internalModuleRegistry = new Map();
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this._isCurrentlyExecutingManualMock = null;
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this._mockFactories = Object.create(null);
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this._mockRegistry = new Map(); // during setup, this cannot be null (and it's fine to explode if it is)
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this._moduleMocker = this._environment.moduleMocker;
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this._isolatedModuleRegistry = null;
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this._isolatedMockRegistry = null;
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this._moduleRegistry = new Map();
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this._needsCoverageMapped = new Set();
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this._resolver = resolver;
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this._scriptTransformer = new (_transform()).ScriptTransformer(config);
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this._shouldAutoMock = config.automock;
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this._sourceMapRegistry = Object.create(null);
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this._virtualMocks = Object.create(null);
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this._mockMetaDataCache = Object.create(null);
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this._shouldMockModuleCache = Object.create(null);
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this._shouldUnmockTransitiveDependenciesCache = Object.create(null);
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this._transitiveShouldMock = Object.create(null);
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this._unmockList = unmockRegExpCache.get(config);
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if (!this._unmockList && config.unmockedModulePathPatterns) {
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this._unmockList = new RegExp(
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config.unmockedModulePathPatterns.join('|')
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);
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unmockRegExpCache.set(config, this._unmockList);
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}
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if (config.automock) {
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config.setupFiles.forEach(filePath => {
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if (filePath && filePath.includes(NODE_MODULES)) {
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const moduleID = this._resolver.getModuleID(
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this._virtualMocks,
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filePath
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);
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this._transitiveShouldMock[moduleID] = false;
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}
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});
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}
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this.resetModules();
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if (config.setupFiles.length) {
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for (let i = 0; i < config.setupFiles.length; i++) {
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this.requireModule(config.setupFiles[i]);
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}
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}
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} // TODO: Make this `static shouldInstrument = shouldInstrument;` after https://github.com/facebook/jest/issues/7846
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static shouldInstrument(filename, options, config) {
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return (0, _transform().shouldInstrument)(filename, options, config);
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}
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static createContext(config, options) {
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(0, _jestUtil().createDirectory)(config.cacheDirectory);
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const instance = Runtime.createHasteMap(config, {
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console: options.console,
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maxWorkers: options.maxWorkers,
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resetCache: !config.cache,
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watch: options.watch,
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watchman: options.watchman
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});
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return instance.build().then(
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hasteMap => ({
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config,
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hasteFS: hasteMap.hasteFS,
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moduleMap: hasteMap.moduleMap,
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resolver: Runtime.createResolver(config, hasteMap.moduleMap)
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}),
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error => {
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throw error;
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}
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);
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}
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static createHasteMap(config, options) {
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const ignorePatternParts = [
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...config.modulePathIgnorePatterns,
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...(options && options.watch ? config.watchPathIgnorePatterns : []),
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config.cacheDirectory.startsWith(config.rootDir + _path().default.sep) &&
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config.cacheDirectory
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].filter(Boolean);
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const ignorePattern =
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ignorePatternParts.length > 0
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? new RegExp(ignorePatternParts.join('|'))
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: undefined;
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return new (_jestHasteMap()).default({
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cacheDirectory: config.cacheDirectory,
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computeSha1: config.haste.computeSha1,
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console: options && options.console,
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dependencyExtractor: config.dependencyExtractor,
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extensions: [_jestSnapshot().default.EXTENSION].concat(
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config.moduleFileExtensions
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),
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hasteImplModulePath: config.haste.hasteImplModulePath,
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ignorePattern,
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maxWorkers: (options && options.maxWorkers) || 1,
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mocksPattern: (0, _jestRegexUtil().escapePathForRegex)(
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_path().default.sep + '__mocks__' + _path().default.sep
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),
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name: config.name,
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platforms: config.haste.platforms || ['ios', 'android'],
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providesModuleNodeModules: config.haste.providesModuleNodeModules,
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resetCache: options && options.resetCache,
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retainAllFiles: false,
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rootDir: config.rootDir,
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roots: config.roots,
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throwOnModuleCollision: config.haste.throwOnModuleCollision,
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useWatchman: options && options.watchman,
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watch: options && options.watch
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});
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}
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static createResolver(config, moduleMap) {
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return new (_jestResolve()).default(moduleMap, {
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browser: config.browser,
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defaultPlatform: config.haste.defaultPlatform,
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extensions: config.moduleFileExtensions.map(extension => '.' + extension),
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hasCoreModules: true,
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moduleDirectories: config.moduleDirectories,
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moduleNameMapper: getModuleNameMapper(config),
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modulePaths: config.modulePaths,
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platforms: config.haste.platforms,
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resolver: config.resolver,
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rootDir: config.rootDir
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});
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}
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static runCLI(args, info) {
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return (0, _cli.run)(args, info);
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}
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static getCLIOptions() {
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return _args.options;
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}
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requireModule(from, moduleName, options, isRequireActual) {
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const moduleID = this._resolver.getModuleID(
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this._virtualMocks,
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from,
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moduleName
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);
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let modulePath; // Some old tests rely on this mocking behavior. Ideally we'll change this
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// to be more explicit.
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const moduleResource = moduleName && this._resolver.getModule(moduleName);
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const manualMock =
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moduleName && this._resolver.getMockModule(from, moduleName);
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if (
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(!options || !options.isInternalModule) &&
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!isRequireActual &&
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!moduleResource &&
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manualMock &&
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manualMock !== this._isCurrentlyExecutingManualMock &&
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this._explicitShouldMock[moduleID] !== false
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) {
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modulePath = manualMock;
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}
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if (moduleName && this._resolver.isCoreModule(moduleName)) {
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return this._requireCoreModule(moduleName);
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}
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if (!modulePath) {
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modulePath = this._resolveModule(from, moduleName);
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}
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let moduleRegistry;
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if (!options || !options.isInternalModule) {
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if (
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this._moduleRegistry.get(modulePath) ||
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!this._isolatedModuleRegistry
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) {
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moduleRegistry = this._moduleRegistry;
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} else {
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moduleRegistry = this._isolatedModuleRegistry;
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}
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} else {
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moduleRegistry = this._internalModuleRegistry;
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}
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const module = moduleRegistry.get(modulePath);
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if (module) {
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return module.exports;
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} // We must register the pre-allocated module object first so that any
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// circular dependencies that may arise while evaluating the module can
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// be satisfied.
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const localModule = {
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children: [],
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exports: {},
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filename: modulePath,
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id: modulePath,
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loaded: false
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};
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moduleRegistry.set(modulePath, localModule);
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this._loadModule(
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localModule,
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from,
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moduleName,
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modulePath,
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options,
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moduleRegistry
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);
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return localModule.exports;
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}
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requireInternalModule(from, to) {
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return this.requireModule(from, to, {
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isInternalModule: true
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});
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}
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requireActual(from, moduleName) {
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return this.requireModule(from, moduleName, undefined, true);
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}
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requireMock(from, moduleName) {
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const moduleID = this._resolver.getModuleID(
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this._virtualMocks,
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from,
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moduleName
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);
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if (
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this._isolatedMockRegistry &&
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this._isolatedMockRegistry.get(moduleID)
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) {
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return this._isolatedMockRegistry.get(moduleID);
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} else if (this._mockRegistry.get(moduleID)) {
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return this._mockRegistry.get(moduleID);
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}
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const mockRegistry = this._isolatedMockRegistry || this._mockRegistry;
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if (moduleID in this._mockFactories) {
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const module = this._mockFactories[moduleID]();
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mockRegistry.set(moduleID, module);
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return module;
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}
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const manualMockOrStub = this._resolver.getMockModule(from, moduleName);
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let modulePath;
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if (manualMockOrStub) {
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modulePath = this._resolveModule(from, manualMockOrStub);
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} else {
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modulePath = this._resolveModule(from, moduleName);
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}
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let isManualMock =
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manualMockOrStub &&
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!this._resolver.resolveStubModuleName(from, moduleName);
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if (!isManualMock) {
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// If the actual module file has a __mocks__ dir sitting immediately next
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// to it, look to see if there is a manual mock for this file.
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//
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// subDir1/my_module.js
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// subDir1/__mocks__/my_module.js
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// subDir2/my_module.js
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// subDir2/__mocks__/my_module.js
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//
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// Where some other module does a relative require into each of the
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// respective subDir{1,2} directories and expects a manual mock
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// corresponding to that particular my_module.js file.
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const moduleDir = _path().default.dirname(modulePath);
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const moduleFileName = _path().default.basename(modulePath);
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const potentialManualMock = _path().default.join(
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moduleDir,
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'__mocks__',
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moduleFileName
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);
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|
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if (_gracefulFs().default.existsSync(potentialManualMock)) {
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isManualMock = true;
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modulePath = potentialManualMock;
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}
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}
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|
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if (isManualMock) {
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const localModule = {
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|
children: [],
|
|
exports: {},
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filename: modulePath,
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id: modulePath,
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loaded: false
|
|
};
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|
|
this._loadModule(
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|
localModule,
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from,
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|
moduleName,
|
|
modulePath,
|
|
undefined,
|
|
mockRegistry
|
|
);
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|
|
mockRegistry.set(moduleID, localModule.exports);
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|
} else {
|
|
// Look for a real module to generate an automock from
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|
mockRegistry.set(moduleID, this._generateMock(from, moduleName));
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|
}
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|
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return mockRegistry.get(moduleID);
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}
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|
|
_loadModule(
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localModule,
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|
from,
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moduleName,
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modulePath,
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|
options,
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|
moduleRegistry
|
|
) {
|
|
if (_path().default.extname(modulePath) === '.json') {
|
|
const text = (0, _stripBom().default)(
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|
_gracefulFs().default.readFileSync(modulePath, 'utf8')
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|
);
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|
|
|
const transformedFile = this._scriptTransformer.transformJson(
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|
modulePath,
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|
this._getFullTransformationOptions(options),
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|
text
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|
);
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|
|
|
localModule.exports = this._environment.global.JSON.parse(
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|
transformedFile
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|
);
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|
} else if (_path().default.extname(modulePath) === '.node') {
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|
localModule.exports = require(modulePath);
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|
} else {
|
|
// Only include the fromPath if a moduleName is given. Else treat as root.
|
|
const fromPath = moduleName ? from : null;
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|
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this._execModule(localModule, options, moduleRegistry, fromPath);
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|
}
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|
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localModule.loaded = true;
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|
}
|
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|
|
_getFullTransformationOptions(options) {
|
|
return _objectSpread({}, options, {
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|
changedFiles: this._coverageOptions.changedFiles,
|
|
collectCoverage: this._coverageOptions.collectCoverage,
|
|
collectCoverageFrom: this._coverageOptions.collectCoverageFrom,
|
|
collectCoverageOnlyFrom: this._coverageOptions.collectCoverageOnlyFrom,
|
|
extraGlobals: this._config.extraGlobals || []
|
|
});
|
|
}
|
|
|
|
requireModuleOrMock(from, moduleName) {
|
|
try {
|
|
if (this._shouldMock(from, moduleName)) {
|
|
return this.requireMock(from, moduleName);
|
|
} else {
|
|
return this.requireModule(from, moduleName);
|
|
}
|
|
} catch (e) {
|
|
if (e.code === 'MODULE_NOT_FOUND') {
|
|
const appendedMessage = (0, _helpers.findSiblingsWithFileExtension)(
|
|
this._config.moduleFileExtensions,
|
|
from,
|
|
moduleName
|
|
);
|
|
|
|
if (appendedMessage) {
|
|
e.message += appendedMessage;
|
|
}
|
|
}
|
|
|
|
throw e;
|
|
}
|
|
}
|
|
|
|
isolateModules(fn) {
|
|
if (this._isolatedModuleRegistry || this._isolatedMockRegistry) {
|
|
throw new Error(
|
|
'isolateModules cannot be nested inside another isolateModules.'
|
|
);
|
|
}
|
|
|
|
this._isolatedModuleRegistry = new Map();
|
|
this._isolatedMockRegistry = new Map();
|
|
fn();
|
|
this._isolatedModuleRegistry = null;
|
|
this._isolatedMockRegistry = null;
|
|
}
|
|
|
|
resetModules() {
|
|
this._isolatedModuleRegistry = null;
|
|
this._isolatedMockRegistry = null;
|
|
|
|
this._mockRegistry.clear();
|
|
|
|
this._moduleRegistry.clear();
|
|
|
|
if (this._environment) {
|
|
if (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 === true
|
|
) {
|
|
globalMock.mockClear();
|
|
}
|
|
});
|
|
}
|
|
|
|
if (this._environment.fakeTimers) {
|
|
this._environment.fakeTimers.clearAllTimers();
|
|
}
|
|
}
|
|
}
|
|
|
|
getAllCoverageInfoCopy() {
|
|
return (0, _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().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, options = {}) {
|
|
if (moduleName == null) {
|
|
throw new Error(
|
|
'The first argument to require.resolve must be a string. Received null or undefined.'
|
|
);
|
|
}
|
|
|
|
const paths = options.paths;
|
|
|
|
if (paths) {
|
|
var _iteratorNormalCompletion = true;
|
|
var _didIteratorError = false;
|
|
var _iteratorError = undefined;
|
|
|
|
try {
|
|
for (
|
|
var _iterator = paths[Symbol.iterator](), _step;
|
|
!(_iteratorNormalCompletion = (_step = _iterator.next()).done);
|
|
_iteratorNormalCompletion = true
|
|
) {
|
|
const p = _step.value;
|
|
|
|
const absolutePath = _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;
|
|
}
|
|
}
|
|
} catch (err) {
|
|
_didIteratorError = true;
|
|
_iteratorError = err;
|
|
} finally {
|
|
try {
|
|
if (!_iteratorNormalCompletion && _iterator.return != null) {
|
|
_iterator.return();
|
|
}
|
|
} finally {
|
|
if (_didIteratorError) {
|
|
throw _iteratorError;
|
|
}
|
|
}
|
|
}
|
|
|
|
throw new Error(
|
|
`Cannot resolve module '${moduleName}' from paths ['${paths.join(
|
|
"', '"
|
|
)}'] from ${from}`
|
|
);
|
|
}
|
|
|
|
try {
|
|
return this._resolveModule(from, moduleName);
|
|
} catch (err) {
|
|
const module = this._resolver.getMockModule(from, moduleName);
|
|
|
|
if (module) {
|
|
return module;
|
|
} else {
|
|
throw err;
|
|
}
|
|
}
|
|
}
|
|
|
|
_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().default.resolve(from, '..')];
|
|
}
|
|
|
|
if (this._resolver.isCoreModule(moduleName)) {
|
|
return null;
|
|
}
|
|
|
|
return this._resolver.getModulePaths(_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 filename = localModule.filename;
|
|
const lastExecutingModulePath = this._currentlyExecutingModulePath;
|
|
this._currentlyExecutingModulePath = filename;
|
|
const origCurrExecutingManualMock = this._isCurrentlyExecutingManualMock;
|
|
this._isCurrentlyExecutingManualMock = filename;
|
|
|
|
const dirname = _path().default.dirname(filename);
|
|
|
|
localModule.children = [];
|
|
Object.defineProperty(localModule, 'parent', {
|
|
enumerable: true,
|
|
|
|
get() {
|
|
const key = from || '';
|
|
return moduleRegistry.get(key) || null;
|
|
}
|
|
});
|
|
localModule.paths = this._resolver.getModulePaths(dirname);
|
|
Object.defineProperty(localModule, 'require', {
|
|
value: this._createRequireImplementation(localModule, options)
|
|
});
|
|
const extraGlobals = this._config.extraGlobals || [];
|
|
|
|
const transformedFile = this._scriptTransformer.transform(
|
|
filename,
|
|
this._getFullTransformationOptions(options),
|
|
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) {
|
|
this._logFormattedReferenceError(
|
|
'You are trying to `import` a file after the Jest environment has been torn down.'
|
|
);
|
|
|
|
process.exitCode = 1;
|
|
return;
|
|
} //Wrapper
|
|
|
|
runScript[_transform().ScriptTransformer.EVAL_RESULT_VARIABLE].call(
|
|
localModule.exports,
|
|
localModule, // module object
|
|
localModule.exports, // module exports
|
|
localModule.require, // require implementation
|
|
dirname, // __dirname
|
|
filename, // __filename
|
|
this._environment.global, // global object
|
|
this._createJestObjectFor(filename, localModule.require), // jest object
|
|
...extraGlobals.map(globalVariable => {
|
|
if (this._environment.global[globalVariable]) {
|
|
return this._environment.global[globalVariable];
|
|
}
|
|
|
|
throw new Error(
|
|
`You have requested '${globalVariable}' as a global variable, but it was not present. Please check your config or your global environment.`
|
|
);
|
|
})
|
|
);
|
|
|
|
this._isCurrentlyExecutingManualMock = origCurrExecutingManualMock;
|
|
this._currentlyExecutingModulePath = lastExecutingModulePath;
|
|
}
|
|
|
|
_requireCoreModule(moduleName) {
|
|
if (moduleName === 'process') {
|
|
return this._environment.global.process;
|
|
}
|
|
|
|
return require(moduleName);
|
|
}
|
|
|
|
_generateMock(from, moduleName) {
|
|
const modulePath =
|
|
this._resolver.resolveStubModuleName(from, moduleName) ||
|
|
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 = new Map();
|
|
this._moduleRegistry = new Map();
|
|
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 explicitShouldMock = this._explicitShouldMock;
|
|
|
|
const moduleID = this._resolver.getModuleID(
|
|
this._virtualMocks,
|
|
from,
|
|
moduleName
|
|
);
|
|
|
|
const key = from + _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) {
|
|
// TODO: somehow avoid having to type the arguments - they should come from `NodeRequire/LocalModuleRequire.resolve`
|
|
const resolve = (moduleName, options) =>
|
|
this._requireResolve(from.filename, moduleName, options);
|
|
|
|
resolve.paths = moduleName =>
|
|
this._requireResolvePaths(from.filename, moduleName);
|
|
|
|
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.requireActual.bind(this, from.filename);
|
|
moduleRequire.requireMock = this.requireMock.bind(this, from.filename);
|
|
moduleRequire.resolve = resolve;
|
|
Object.defineProperty(moduleRequire, 'main', {
|
|
enumerable: true,
|
|
|
|
get() {
|
|
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 = () => {
|
|
_getFakeTimers().useFakeTimers();
|
|
|
|
return jestObject;
|
|
};
|
|
|
|
const useRealTimers = () => {
|
|
_getFakeTimers().useRealTimers();
|
|
|
|
return jestObject;
|
|
};
|
|
|
|
const resetModules = () => {
|
|
this.resetModules();
|
|
return jestObject;
|
|
};
|
|
|
|
const isolateModules = fn => {
|
|
this.isolateModules(fn);
|
|
return jestObject;
|
|
};
|
|
|
|
const fn = this._moduleMocker.fn.bind(this._moduleMocker);
|
|
|
|
const spyOn = this._moduleMocker.spyOn.bind(this._moduleMocker);
|
|
|
|
const setTimeout = timeout => {
|
|
if (this._environment.global.jasmine) {
|
|
this._environment.global.jasmine._DEFAULT_TIMEOUT_INTERVAL = timeout;
|
|
} else {
|
|
// @ts-ignore: https://github.com/Microsoft/TypeScript/issues/24587
|
|
this._environment.global[testTimeoutSymbol] = timeout;
|
|
}
|
|
|
|
return jestObject;
|
|
};
|
|
|
|
const retryTimes = numTestRetries => {
|
|
// @ts-ignore: https://github.com/Microsoft/TypeScript/issues/24587
|
|
this._environment.global[retryTimesSymbol] = numTestRetries;
|
|
return jestObject;
|
|
};
|
|
|
|
const _getFakeTimers = () => {
|
|
if (!this._environment.fakeTimers) {
|
|
this._logFormattedReferenceError(
|
|
'You are trying to access a property or method of the Jest environment after it has been torn down.'
|
|
);
|
|
|
|
process.exitCode = 1;
|
|
} // We've logged a user message above, so it doesn't matter if we return `null` here
|
|
|
|
return this._environment.fakeTimers;
|
|
};
|
|
|
|
const jestObject = {
|
|
addMatchers: matchers =>
|
|
this._environment.global.jasmine.addMatchers(matchers),
|
|
advanceTimersByTime: msToRun =>
|
|
_getFakeTimers().advanceTimersByTime(msToRun),
|
|
advanceTimersToNextTimer: steps =>
|
|
_getFakeTimers().advanceTimersToNextTimer(steps),
|
|
autoMockOff: disableAutomock,
|
|
autoMockOn: enableAutomock,
|
|
clearAllMocks,
|
|
clearAllTimers: () => _getFakeTimers().clearAllTimers(),
|
|
deepUnmock,
|
|
disableAutomock,
|
|
doMock: mock,
|
|
dontMock: unmock,
|
|
enableAutomock,
|
|
fn,
|
|
genMockFromModule: moduleName => this._generateMock(from, moduleName),
|
|
getTimerCount: () => _getFakeTimers().getTimerCount(),
|
|
isMockFunction: this._moduleMocker.isMockFunction,
|
|
isolateModules,
|
|
mock,
|
|
requireActual: localRequire.requireActual,
|
|
requireMock: localRequire.requireMock,
|
|
resetAllMocks,
|
|
resetModuleRegistry: resetModules,
|
|
resetModules,
|
|
restoreAllMocks,
|
|
retryTimes,
|
|
runAllImmediates: () => _getFakeTimers().runAllImmediates(),
|
|
runAllTicks: () => _getFakeTimers().runAllTicks(),
|
|
runAllTimers: () => _getFakeTimers().runAllTimers(),
|
|
runOnlyPendingTimers: () => _getFakeTimers().runOnlyPendingTimers(),
|
|
runTimersToTime: msToRun => _getFakeTimers().advanceTimersByTime(msToRun),
|
|
setMock: (moduleName, mock) => setMockFactory(moduleName, () => mock),
|
|
setTimeout,
|
|
spyOn,
|
|
unmock,
|
|
useFakeTimers,
|
|
useRealTimers
|
|
};
|
|
return jestObject;
|
|
}
|
|
|
|
_logFormattedReferenceError(errorMessage) {
|
|
const originalStack = new ReferenceError(errorMessage).stack
|
|
.split('\n') // Remove this file from the stack (jest-message-utils will keep one line)
|
|
.filter(line => line.indexOf(__filename) === -1)
|
|
.join('\n');
|
|
|
|
const _separateMessageFromS = (0,
|
|
_jestMessageUtil().separateMessageFromStack)(originalStack),
|
|
message = _separateMessageFromS.message,
|
|
stack = _separateMessageFromS.stack;
|
|
|
|
console.error(
|
|
`\n${message}\n` +
|
|
(0, _jestMessageUtil().formatStackTrace)(stack, this._config, {
|
|
noStackTrace: false
|
|
})
|
|
);
|
|
}
|
|
}
|
|
|
|
_defineProperty(Runtime, 'ScriptTransformer', void 0);
|
|
|
|
Runtime.ScriptTransformer = _transform().ScriptTransformer;
|
|
module.exports = Runtime;
|
|
|