GoScrobble/web/node_modules/jest-runtime/build/index.js

2021 lines
54 KiB
JavaScript

'use strict';
function nativeModule() {
const data = _interopRequireWildcard(require('module'));
nativeModule = function () {
return data;
};
return data;
}
function path() {
const data = _interopRequireWildcard(require('path'));
path = function () {
return data;
};
return data;
}
function _url() {
const data = require('url');
_url = function () {
return data;
};
return data;
}
function _vm() {
const data = require('vm');
_vm = function () {
return data;
};
return data;
}
function _cjsModuleLexer() {
const data = require('cjs-module-lexer');
_cjsModuleLexer = function () {
return data;
};
return data;
}
function _collectV8Coverage() {
const data = require('collect-v8-coverage');
_collectV8Coverage = function () {
return data;
};
return data;
}
function fs() {
const data = _interopRequireWildcard(require('graceful-fs'));
fs = function () {
return data;
};
return data;
}
function _stripBom() {
const data = _interopRequireDefault(require('strip-bom'));
_stripBom = function () {
return data;
};
return data;
}
function _fakeTimers() {
const data = require('@jest/fake-timers');
_fakeTimers = function () {
return data;
};
return data;
}
function _transform() {
const data = require('@jest/transform');
_transform = function () {
return data;
};
return data;
}
function _jestHasteMap() {
const data = _interopRequireDefault(require('jest-haste-map'));
_jestHasteMap = function () {
return data;
};
return data;
}
function _jestMessageUtil() {
const data = require('jest-message-util');
_jestMessageUtil = function () {
return data;
};
return data;
}
function _jestMock() {
const data = _interopRequireDefault(require('jest-mock'));
_jestMock = function () {
return data;
};
return data;
}
function _jestRegexUtil() {
const data = require('jest-regex-util');
_jestRegexUtil = function () {
return data;
};
return data;
}
function _jestResolve() {
const data = _interopRequireDefault(require('jest-resolve'));
_jestResolve = function () {
return data;
};
return data;
}
function _jestSnapshot() {
const data = _interopRequireDefault(require('jest-snapshot'));
_jestSnapshot = function () {
return data;
};
return data;
}
function _jestUtil() {
const data = require('jest-util');
_jestUtil = function () {
return data;
};
return data;
}
var _cli = require('./cli');
var _args = require('./cli/args');
var _helpers = require('./helpers');
var _Object$fromEntries;
function _interopRequireDefault(obj) {
return obj && obj.__esModule ? obj : {default: obj};
}
function _getRequireWildcardCache() {
if (typeof WeakMap !== 'function') return null;
var cache = new WeakMap();
_getRequireWildcardCache = function () {
return cache;
};
return cache;
}
function _interopRequireWildcard(obj) {
if (obj && obj.__esModule) {
return obj;
}
if (obj === null || (typeof obj !== 'object' && typeof obj !== 'function')) {
return {default: obj};
}
var cache = _getRequireWildcardCache();
if (cache && cache.has(obj)) {
return cache.get(obj);
}
var newObj = {};
var hasPropertyDescriptor =
Object.defineProperty && Object.getOwnPropertyDescriptor;
for (var key in obj) {
if (Object.prototype.hasOwnProperty.call(obj, key)) {
var desc = hasPropertyDescriptor
? Object.getOwnPropertyDescriptor(obj, key)
: null;
if (desc && (desc.get || desc.set)) {
Object.defineProperty(newObj, key, desc);
} else {
newObj[key] = obj[key];
}
}
}
newObj.default = obj;
if (cache) {
cache.set(obj, newObj);
}
return newObj;
}
function _defineProperty(obj, key, value) {
if (key in obj) {
Object.defineProperty(obj, key, {
value: value,
enumerable: true,
configurable: true,
writable: true
});
} else {
obj[key] = value;
}
return obj;
}
const esmIsAvailable = typeof _vm().SourceTextModule === 'function';
const defaultTransformOptions = {
isInternalModule: false,
supportsDynamicImport: esmIsAvailable,
supportsExportNamespaceFrom: false,
supportsStaticESM: false,
supportsTopLevelAwait: false
};
const OUTSIDE_JEST_VM_RESOLVE_OPTION = Symbol.for(
'OUTSIDE_JEST_VM_RESOLVE_OPTION'
);
const fromEntries =
(_Object$fromEntries = Object.fromEntries) !== null &&
_Object$fromEntries !== void 0
? _Object$fromEntries
: function fromEntries(iterable) {
return [...iterable].reduce((obj, [key, val]) => {
obj[key] = val;
return obj;
}, {});
};
const testTimeoutSymbol = Symbol.for('TEST_TIMEOUT_SYMBOL');
const retryTimesSymbol = Symbol.for('RETRY_TIMES');
const NODE_MODULES = path().sep + 'node_modules' + path().sep;
const getModuleNameMapper = config => {
if (
Array.isArray(config.moduleNameMapper) &&
config.moduleNameMapper.length
) {
return config.moduleNameMapper.map(([regex, moduleName]) => ({
moduleName,
regex: new RegExp(regex)
}));
}
return null;
};
const unmockRegExpCache = new WeakMap();
const EVAL_RESULT_VARIABLE = 'Object.<anonymous>';
const runtimeSupportsVmModules = typeof _vm().SyntheticModule === 'function';
const supportsTopLevelAwait =
runtimeSupportsVmModules &&
(() => {
try {
// eslint-disable-next-line no-new
new (_vm().SourceTextModule)('await Promise.resolve()');
return true;
} catch {
return false;
}
})();
class Runtime {
constructor(
config,
environment,
resolver,
cacheFS = {},
coverageOptions, // TODO: Make mandatory in Jest 27
testPath
) {
_defineProperty(this, '_cacheFS', void 0);
_defineProperty(this, '_config', void 0);
_defineProperty(this, '_coverageOptions', void 0);
_defineProperty(this, '_currentlyExecutingModulePath', void 0);
_defineProperty(this, '_environment', void 0);
_defineProperty(this, '_explicitShouldMock', void 0);
_defineProperty(this, '_fakeTimersImplementation', void 0);
_defineProperty(this, '_internalModuleRegistry', void 0);
_defineProperty(this, '_isCurrentlyExecutingManualMock', void 0);
_defineProperty(this, '_mainModule', void 0);
_defineProperty(this, '_mockFactories', void 0);
_defineProperty(this, '_mockMetaDataCache', void 0);
_defineProperty(this, '_mockRegistry', void 0);
_defineProperty(this, '_isolatedMockRegistry', void 0);
_defineProperty(this, '_moduleMocker', void 0);
_defineProperty(this, '_isolatedModuleRegistry', void 0);
_defineProperty(this, '_moduleRegistry', void 0);
_defineProperty(this, '_esmoduleRegistry', void 0);
_defineProperty(this, '_testPath', void 0);
_defineProperty(this, '_resolver', void 0);
_defineProperty(this, '_shouldAutoMock', void 0);
_defineProperty(this, '_shouldMockModuleCache', void 0);
_defineProperty(this, '_shouldUnmockTransitiveDependenciesCache', void 0);
_defineProperty(this, '_sourceMapRegistry', void 0);
_defineProperty(this, '_scriptTransformer', void 0);
_defineProperty(this, '_fileTransforms', void 0);
_defineProperty(this, '_v8CoverageInstrumenter', void 0);
_defineProperty(this, '_v8CoverageResult', void 0);
_defineProperty(this, '_transitiveShouldMock', void 0);
_defineProperty(this, '_unmockList', void 0);
_defineProperty(this, '_virtualMocks', void 0);
_defineProperty(this, '_moduleImplementation', void 0);
_defineProperty(this, 'jestObjectCaches', void 0);
_defineProperty(this, 'jestGlobals', void 0);
_defineProperty(
this,
'unstable_shouldLoadAsEsm',
_jestResolve().default.unstable_shouldLoadAsEsm
);
this._cacheFS = new Map(Object.entries(cacheFS));
this._config = config;
this._coverageOptions = coverageOptions || {
changedFiles: undefined,
collectCoverage: false,
collectCoverageFrom: [],
collectCoverageOnlyFrom: undefined,
coverageProvider: 'babel',
sourcesRelatedToTestsInChangedFiles: undefined
};
this._currentlyExecutingModulePath = '';
this._environment = environment;
this._explicitShouldMock = new Map();
this._internalModuleRegistry = new Map();
this._isCurrentlyExecutingManualMock = null;
this._mainModule = null;
this._mockFactories = new Map();
this._mockRegistry = new Map(); // during setup, this cannot be null (and it's fine to explode if it is)
this._moduleMocker = this._environment.moduleMocker;
this._isolatedModuleRegistry = null;
this._isolatedMockRegistry = null;
this._moduleRegistry = new Map();
this._esmoduleRegistry = new Map();
this._testPath = testPath;
this._resolver = resolver;
this._scriptTransformer = new (_transform().ScriptTransformer)(config);
this._shouldAutoMock = config.automock;
this._sourceMapRegistry = new Map();
this._fileTransforms = new Map();
this._virtualMocks = new Map();
this.jestObjectCaches = new Map();
this._mockMetaDataCache = new Map();
this._shouldMockModuleCache = new Map();
this._shouldUnmockTransitiveDependenciesCache = new Map();
this._transitiveShouldMock = new Map();
this._fakeTimersImplementation =
config.timers === 'modern'
? this._environment.fakeTimersModern
: this._environment.fakeTimers;
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) {
const virtualMocks = fromEntries(this._virtualMocks);
config.setupFiles.forEach(filePath => {
if (filePath && filePath.includes(NODE_MODULES)) {
const moduleID = this._resolver.getModuleID(virtualMocks, filePath);
this._transitiveShouldMock.set(moduleID, false);
}
});
}
this.resetModules();
}
static createContext(config, options) {
(0, _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,
hasteFS: hasteMap.hasteFS,
moduleMap: hasteMap.moduleMap,
resolver: Runtime.createResolver(config, hasteMap.moduleMap)
}),
error => {
throw error;
}
);
}
static createHasteMap(config, options) {
const ignorePatternParts = [
...config.modulePathIgnorePatterns,
...(options && options.watch ? config.watchPathIgnorePatterns : []),
config.cacheDirectory.startsWith(config.rootDir + path().sep) &&
config.cacheDirectory
].filter(Boolean);
const ignorePattern =
ignorePatternParts.length > 0
? new RegExp(ignorePatternParts.join('|'))
: undefined;
return new (_jestHasteMap().default)({
cacheDirectory: config.cacheDirectory,
computeSha1: config.haste.computeSha1,
console: options && options.console,
dependencyExtractor: config.dependencyExtractor,
extensions: [_jestSnapshot().default.EXTENSION].concat(
config.moduleFileExtensions
),
hasteImplModulePath: config.haste.hasteImplModulePath,
ignorePattern,
maxWorkers: (options && options.maxWorkers) || 1,
mocksPattern: (0, _jestRegexUtil().escapePathForRegex)(
path().sep + '__mocks__' + path().sep
),
name: config.name,
platforms: config.haste.platforms || ['ios', 'android'],
resetCache: options && options.resetCache,
retainAllFiles: false,
rootDir: config.rootDir,
roots: config.roots,
throwOnModuleCollision: config.haste.throwOnModuleCollision,
useWatchman: options && options.watchman,
watch: options && options.watch
});
}
static createResolver(config, moduleMap) {
return new (_jestResolve().default)(moduleMap, {
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.run)(args, info);
}
static getCLIOptions() {
return _args.options;
} // unstable as it should be replaced by https://github.com/nodejs/modules/issues/393, and we don't want people to use it
async loadEsmModule(modulePath, query = '') {
const cacheKey = modulePath + query;
if (!this._esmoduleRegistry.has(cacheKey)) {
invariant(
typeof this._environment.getVmContext === 'function',
'ES Modules are only supported if your test environment has the `getVmContext` function'
);
const context = this._environment.getVmContext();
invariant(context);
if (this._resolver.isCoreModule(modulePath)) {
const core = await this._importCoreModule(modulePath, context);
this._esmoduleRegistry.set(cacheKey, core);
return core;
}
const transformedCode = this.transformFile(modulePath, {
isInternalModule: false,
supportsDynamicImport: true,
supportsExportNamespaceFrom: true,
supportsStaticESM: true,
supportsTopLevelAwait
});
const module = new (_vm().SourceTextModule)(transformedCode, {
context,
identifier: modulePath,
importModuleDynamically: (specifier, referencingModule) =>
this.linkModules(
specifier,
referencingModule.identifier,
referencingModule.context
),
initializeImportMeta(meta) {
meta.url = (0, _url().pathToFileURL)(modulePath).href;
}
});
this._esmoduleRegistry.set(
cacheKey, // we wanna put the linking promise in the cache so modules loaded in
// parallel can all await it. We then await it synchronously below, so
// we shouldn't get any unhandled rejections
module
.link((specifier, referencingModule) =>
this.linkModules(
specifier,
referencingModule.identifier,
referencingModule.context
)
)
.then(() => module.evaluate())
.then(() => module)
);
}
const module = this._esmoduleRegistry.get(cacheKey);
invariant(module);
return module;
}
linkModules(specifier, referencingIdentifier, context) {
if (specifier === '@jest/globals') {
const fromCache = this._esmoduleRegistry.get('@jest/globals');
if (fromCache) {
return fromCache;
}
const globals = this.getGlobalsForEsm(referencingIdentifier, context);
this._esmoduleRegistry.set('@jest/globals', globals);
return globals;
}
if (specifier.startsWith('file://')) {
specifier = (0, _url().fileURLToPath)(specifier);
}
const [path, query] = specifier.split('?');
const resolved = this._resolveModule(referencingIdentifier, path);
if (
this._resolver.isCoreModule(resolved) ||
this.unstable_shouldLoadAsEsm(resolved)
) {
return this.loadEsmModule(resolved, query);
}
return this.loadCjsAsEsm(referencingIdentifier, resolved, context);
}
async unstable_importModule(from, moduleName) {
invariant(
runtimeSupportsVmModules,
'You need to run with a version of node that supports ES Modules in the VM API.'
);
const [path, query] = (moduleName !== null && moduleName !== void 0
? moduleName
: ''
).split('?');
const modulePath = this._resolveModule(from, path);
return this.loadEsmModule(modulePath, query);
}
loadCjsAsEsm(from, modulePath, context) {
// CJS loaded via `import` should share cache with other CJS: https://github.com/nodejs/modules/issues/503
const cjs = this.requireModuleOrMock(from, modulePath);
const transformedCode = this._fileTransforms.get(modulePath);
let cjsExports = [];
if (transformedCode) {
const {exports} = (0, _cjsModuleLexer().parse)(transformedCode.code);
cjsExports = exports.filter(exportName => {
// we don't wanna respect any exports _names_ default as a named export
if (exportName === 'default') {
return false;
}
return Object.hasOwnProperty.call(cjs, exportName);
});
}
const module = new (_vm().SyntheticModule)(
[...cjsExports, 'default'],
function () {
cjsExports.forEach(exportName => {
// @ts-expect-error
this.setExport(exportName, cjs[exportName]);
}); // @ts-expect-error: TS doesn't know what `this` is
this.setExport('default', cjs);
},
{
context,
identifier: modulePath
}
);
return evaluateSyntheticModule(module);
}
requireModule(from, moduleName, options, isRequireActual) {
const moduleID = this._resolver.getModuleID(
fromEntries(this._virtualMocks),
from,
moduleName
);
let modulePath; // 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 === null || options === void 0
? void 0
: options.isInternalModule) &&
!isRequireActual &&
!moduleResource &&
manualMock &&
manualMock !== this._isCurrentlyExecutingManualMock &&
this._explicitShouldMock.get(moduleID) !== false
) {
modulePath = manualMock;
}
if (moduleName && this._resolver.isCoreModule(moduleName)) {
return this._requireCoreModule(moduleName);
}
if (!modulePath) {
modulePath = this._resolveModule(from, moduleName);
}
let moduleRegistry;
if (
options === null || options === void 0 ? void 0 : options.isInternalModule
) {
moduleRegistry = this._internalModuleRegistry;
} else {
if (
this._moduleRegistry.get(modulePath) ||
!this._isolatedModuleRegistry
) {
moduleRegistry = this._moduleRegistry;
} else {
moduleRegistry = this._isolatedModuleRegistry;
}
}
const module = moduleRegistry.get(modulePath);
if (module) {
return module.exports;
} // We must register the pre-allocated module object first so that any
// circular dependencies that may arise while evaluating the module can
// be satisfied.
const localModule = {
children: [],
exports: {},
filename: modulePath,
id: modulePath,
loaded: false,
path: path().dirname(modulePath)
};
moduleRegistry.set(modulePath, localModule);
this._loadModule(
localModule,
from,
moduleName,
modulePath,
options,
moduleRegistry
);
return localModule.exports;
}
requireInternalModule(from, to) {
if (to) {
const outsideJestVmPath = (0, _helpers.decodePossibleOutsideJestVmPath)(
to
);
if (outsideJestVmPath) {
return require(outsideJestVmPath);
}
}
return this.requireModule(from, to, {
isInternalModule: true,
supportsDynamicImport: esmIsAvailable,
supportsExportNamespaceFrom: false,
supportsStaticESM: false,
supportsTopLevelAwait: false
});
}
requireActual(from, moduleName) {
return this.requireModule(from, moduleName, undefined, true);
}
requireMock(from, moduleName) {
const moduleID = this._resolver.getModuleID(
fromEntries(this._virtualMocks),
from,
moduleName
);
if (
this._isolatedMockRegistry &&
this._isolatedMockRegistry.get(moduleID)
) {
return this._isolatedMockRegistry.get(moduleID);
} else if (this._mockRegistry.get(moduleID)) {
return this._mockRegistry.get(moduleID);
}
const mockRegistry = this._isolatedMockRegistry || this._mockRegistry;
if (this._mockFactories.has(moduleID)) {
// has check above makes this ok
const module = this._mockFactories.get(moduleID)();
mockRegistry.set(moduleID, module);
return module;
}
const manualMockOrStub = this._resolver.getMockModule(from, moduleName);
let modulePath =
this._resolver.getMockModule(from, moduleName) ||
this._resolveModule(from, moduleName);
let isManualMock =
manualMockOrStub &&
!this._resolver.resolveStubModuleName(from, moduleName);
if (!isManualMock) {
// 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().dirname(modulePath);
const moduleFileName = path().basename(modulePath);
const potentialManualMock = path().join(
moduleDir,
'__mocks__',
moduleFileName
);
if (fs().existsSync(potentialManualMock)) {
isManualMock = true;
modulePath = potentialManualMock;
}
}
if (isManualMock) {
const localModule = {
children: [],
exports: {},
filename: modulePath,
id: modulePath,
loaded: false,
path: path().dirname(modulePath)
};
this._loadModule(
localModule,
from,
moduleName,
modulePath,
undefined,
mockRegistry
);
mockRegistry.set(moduleID, localModule.exports);
} else {
// Look for a real module to generate an automock from
mockRegistry.set(moduleID, this._generateMock(from, moduleName));
}
return mockRegistry.get(moduleID);
}
_loadModule(
localModule,
from,
moduleName,
modulePath,
options,
moduleRegistry
) {
if (path().extname(modulePath) === '.json') {
const text = (0, _stripBom().default)(this.readFile(modulePath));
const transformedFile = this._scriptTransformer.transformJson(
modulePath,
this._getFullTransformationOptions(options),
text
);
localModule.exports = this._environment.global.JSON.parse(
transformedFile
);
} else if (path().extname(modulePath) === '.node') {
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;
}
_getFullTransformationOptions(options = defaultTransformOptions) {
return {...options, ...this._coverageOptions};
}
requireModuleOrMock(from, moduleName) {
// this module is unmockable
if (moduleName === '@jest/globals') {
// @ts-expect-error: we don't care that it's not assignable to T
return this.getGlobalsForCjs(from);
}
try {
if (this._shouldMock(from, moduleName)) {
return this.requireMock(from, moduleName);
} else {
return this.requireModule(from, moduleName);
}
} catch (e) {
const moduleNotFound = _jestResolve().default.tryCastModuleNotFoundError(
e
);
if (moduleNotFound) {
if (
moduleNotFound.siblingWithSimilarExtensionFound === null ||
moduleNotFound.siblingWithSimilarExtensionFound === undefined
) {
moduleNotFound.hint = (0, _helpers.findSiblingsWithFileExtension)(
this._config.moduleFileExtensions,
from,
moduleNotFound.moduleName || moduleName
);
moduleNotFound.siblingWithSimilarExtensionFound = Boolean(
moduleNotFound.hint
);
}
moduleNotFound.buildMessage(this._config.rootDir);
throw moduleNotFound;
}
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();
try {
fn();
} finally {
var _this$_isolatedModule, _this$_isolatedMockRe;
// might be cleared within the callback
(_this$_isolatedModule = this._isolatedModuleRegistry) === null ||
_this$_isolatedModule === void 0
? void 0
: _this$_isolatedModule.clear();
(_this$_isolatedMockRe = this._isolatedMockRegistry) === null ||
_this$_isolatedMockRe === void 0
? void 0
: _this$_isolatedMockRe.clear();
this._isolatedModuleRegistry = null;
this._isolatedMockRegistry = null;
}
}
resetModules() {
var _this$_isolatedModule2, _this$_isolatedMockRe2;
(_this$_isolatedModule2 = this._isolatedModuleRegistry) === null ||
_this$_isolatedModule2 === void 0
? void 0
: _this$_isolatedModule2.clear();
(_this$_isolatedMockRe2 = this._isolatedMockRegistry) === null ||
_this$_isolatedMockRe2 === void 0
? void 0
: _this$_isolatedMockRe2.clear();
this._isolatedModuleRegistry = null;
this._isolatedMockRegistry = null;
this._mockRegistry.clear();
this._moduleRegistry.clear();
this._esmoduleRegistry.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();
}
}
}
async collectV8Coverage() {
this._v8CoverageInstrumenter = new (_collectV8Coverage().CoverageInstrumenter)();
await this._v8CoverageInstrumenter.startInstrumenting();
}
async stopCollectingV8Coverage() {
if (!this._v8CoverageInstrumenter) {
throw new Error('You need to call `collectV8Coverage` first.');
}
this._v8CoverageResult = await this._v8CoverageInstrumenter.stopInstrumenting();
}
getAllCoverageInfoCopy() {
return (0, _jestUtil().deepCyclicCopy)(
this._environment.global.__coverage__
);
}
getAllV8CoverageInfoCopy() {
if (!this._v8CoverageResult) {
throw new Error('You need to `stopCollectingV8Coverage` first');
}
return this._v8CoverageResult
.filter(res => res.url.startsWith('file://'))
.map(res => ({...res, url: (0, _url().fileURLToPath)(res.url)}))
.filter(
(
res // TODO: will this work on windows? It might be better if `shouldInstrument` deals with it anyways
) =>
res.url.startsWith(this._config.rootDir) &&
this._fileTransforms.has(res.url) &&
(0, _transform().shouldInstrument)(
res.url,
this._coverageOptions,
this._config
)
)
.map(result => {
const transformedFile = this._fileTransforms.get(result.url);
return {
codeTransformResult: transformedFile,
result
};
});
} // TODO - remove in Jest 27
getSourceMapInfo(_coveredFiles) {
return {};
}
getSourceMaps() {
return fromEntries(this._sourceMapRegistry);
}
setMock(from, moduleName, mockFactory, options) {
if (options === null || options === void 0 ? void 0 : options.virtual) {
const mockPath = this._resolver.getModulePath(from, moduleName);
this._virtualMocks.set(mockPath, true);
}
const moduleID = this._resolver.getModuleID(
fromEntries(this._virtualMocks),
from,
moduleName
);
this._explicitShouldMock.set(moduleID, true);
this._mockFactories.set(moduleID, mockFactory);
}
restoreAllMocks() {
this._moduleMocker.restoreAllMocks();
}
resetAllMocks() {
this._moduleMocker.resetAllMocks();
}
clearAllMocks() {
this._moduleMocker.clearAllMocks();
}
teardown() {
this.restoreAllMocks();
this.resetAllMocks();
this.resetModules();
this._internalModuleRegistry.clear();
this._mainModule = null;
this._mockFactories.clear();
this._mockMetaDataCache.clear();
this._shouldMockModuleCache.clear();
this._shouldUnmockTransitiveDependenciesCache.clear();
this._explicitShouldMock.clear();
this._transitiveShouldMock.clear();
this._virtualMocks.clear();
this._cacheFS.clear();
this._unmockList = undefined;
this._sourceMapRegistry.clear();
this._fileTransforms.clear();
this.jestObjectCaches.clear();
this._v8CoverageResult = [];
this._v8CoverageInstrumenter = undefined;
this._moduleImplementation = undefined;
}
_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;
if (paths) {
for (const p of paths) {
const absolutePath = path().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 (_jestResolve().default.ModuleNotFoundError)(
`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().resolve(from, '..')];
}
if (this._resolver.isCoreModule(moduleName)) {
return null;
}
return this._resolver.getModulePaths(path().resolve(from, '..'));
}
_execModule(localModule, options, moduleRegistry, from) {
// If the environment was disposed, prevent this module from being executed.
if (!this._environment.global) {
return;
}
const module = localModule;
const filename = module.filename;
const lastExecutingModulePath = this._currentlyExecutingModulePath;
this._currentlyExecutingModulePath = filename;
const origCurrExecutingManualMock = this._isCurrentlyExecutingManualMock;
this._isCurrentlyExecutingManualMock = filename;
module.children = [];
Object.defineProperty(module, 'parent', {
enumerable: true,
get() {
const key = from || '';
return moduleRegistry.get(key) || null;
}
});
module.paths = this._resolver.getModulePaths(module.path);
Object.defineProperty(module, 'require', {
value: this._createRequireImplementation(module, options)
});
const transformedCode = this.transformFile(filename, options);
let compiledFunction = null;
const script = this.createScriptFromCode(transformedCode, filename);
let runScript = null; // Use this if available instead of deprecated `JestEnvironment.runScript`
if (typeof this._environment.getVmContext === 'function') {
const vmContext = this._environment.getVmContext();
if (vmContext) {
runScript = script.runInContext(vmContext, {
filename
});
}
} else {
runScript = this._environment.runScript(script);
}
if (runScript !== null) {
compiledFunction = runScript[EVAL_RESULT_VARIABLE];
}
if (compiledFunction === null) {
this._logFormattedReferenceError(
'You are trying to `import` a file after the Jest environment has been torn down.'
);
process.exitCode = 1;
return;
}
const jestObject = this._createJestObjectFor(filename);
this.jestObjectCaches.set(filename, jestObject);
const lastArgs = [
this._config.injectGlobals ? jestObject : undefined, // jest object
...this._config.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.`
);
})
];
if (!this._mainModule && filename === this._testPath) {
this._mainModule = module;
}
Object.defineProperty(module, 'main', {
enumerable: true,
value: this._mainModule
});
try {
compiledFunction.call(
module.exports,
module, // module object
module.exports, // module exports
module.require, // require implementation
module.path, // __dirname
module.filename, // __filename
this._environment.global, // global object
// @ts-expect-error
...lastArgs.filter(notEmpty)
);
} catch (error) {
this.handleExecutionError(error, module);
}
this._isCurrentlyExecutingManualMock = origCurrExecutingManualMock;
this._currentlyExecutingModulePath = lastExecutingModulePath;
}
transformFile(filename, options) {
const source = this.readFile(filename);
if (
options === null || options === void 0 ? void 0 : options.isInternalModule
) {
return source;
}
const transformedFile = this._scriptTransformer.transform(
filename,
this._getFullTransformationOptions(options),
source
);
this._fileTransforms.set(filename, {
...transformedFile,
wrapperLength: this.constructModuleWrapperStart().length
});
if (transformedFile.sourceMapPath) {
this._sourceMapRegistry.set(filename, transformedFile.sourceMapPath);
}
return transformedFile.code;
}
createScriptFromCode(scriptSource, filename) {
try {
const scriptFilename = this._resolver.isCoreModule(filename)
? `jest-nodejs-core-${filename}`
: filename;
return new (_vm().Script)(this.wrapCodeInModuleWrapper(scriptSource), {
displayErrors: true,
filename: scriptFilename,
// @ts-expect-error: Experimental ESM API
importModuleDynamically: specifier => {
var _this$_environment$ge, _this$_environment;
const context =
(_this$_environment$ge = (_this$_environment = this._environment)
.getVmContext) === null || _this$_environment$ge === void 0
? void 0
: _this$_environment$ge.call(_this$_environment);
invariant(context);
return this.linkModules(specifier, scriptFilename, context);
}
});
} catch (e) {
throw (0, _transform().handlePotentialSyntaxError)(e);
}
}
_requireCoreModule(moduleName) {
if (moduleName === 'process') {
return this._environment.global.process;
}
if (moduleName === 'module') {
return this._getMockedNativeModule();
}
return require(moduleName);
}
_importCoreModule(moduleName, context) {
const required = this._requireCoreModule(moduleName);
const module = new (_vm().SyntheticModule)(
['default', ...Object.keys(required)],
function () {
// @ts-expect-error: TS doesn't know what `this` is
this.setExport('default', required);
Object.entries(required).forEach(([key, value]) => {
// @ts-expect-error: TS doesn't know what `this` is
this.setExport(key, value);
});
}, // should identifier be `node://${moduleName}`?
{
context,
identifier: moduleName
}
);
return evaluateSyntheticModule(module);
}
_getMockedNativeModule() {
if (this._moduleImplementation) {
return this._moduleImplementation;
}
const createRequire = modulePath => {
const filename =
typeof modulePath === 'string'
? modulePath.startsWith('file:///')
? (0, _url().fileURLToPath)(new (_url().URL)(modulePath))
: modulePath
: (0, _url().fileURLToPath)(modulePath);
if (!path().isAbsolute(filename)) {
const error = new TypeError(
`The argument 'filename' must be a file URL object, file URL string, or absolute path string. Received '${filename}'`
); // @ts-expect-error
error.code = 'ERR_INVALID_ARG_TYPE';
throw error;
}
return this._createRequireImplementation({
children: [],
exports: {},
filename,
id: filename,
loaded: false,
path: path().dirname(filename)
});
}; // should we implement the class ourselves?
class Module extends nativeModule().Module {}
Object.entries(nativeModule().Module).forEach(([key, value]) => {
// @ts-expect-error
Module[key] = value;
});
Module.Module = Module;
if ('createRequire' in nativeModule()) {
Module.createRequire = createRequire;
}
if ('createRequireFromPath' in nativeModule()) {
Module.createRequireFromPath = function createRequireFromPath(filename) {
if (typeof filename !== 'string') {
const error = new TypeError(
`The argument 'filename' must be string. Received '${filename}'.${
filename instanceof _url().URL
? ' Use createRequire for URL filename.'
: ''
}`
); // @ts-expect-error
error.code = 'ERR_INVALID_ARG_TYPE';
throw error;
}
return createRequire(filename);
};
}
if ('syncBuiltinESMExports' in nativeModule()) {
Module.syncBuiltinESMExports = function syncBuiltinESMExports() {};
}
this._moduleImplementation = Module;
return Module;
}
_generateMock(from, moduleName) {
const modulePath =
this._resolver.resolveStubModuleName(from, moduleName) ||
this._resolveModule(from, moduleName);
if (!this._mockMetaDataCache.has(modulePath)) {
// This allows us to handle circular dependencies while generating an
// automock
this._mockMetaDataCache.set(
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.set(modulePath, mockMetadata);
}
return this._moduleMocker.generateFromMetadata(
// added above if missing
this._mockMetaDataCache.get(modulePath)
);
}
_shouldMock(from, moduleName) {
const explicitShouldMock = this._explicitShouldMock;
const moduleID = this._resolver.getModuleID(
fromEntries(this._virtualMocks),
from,
moduleName
);
const key = from + path().delimiter + moduleID;
if (explicitShouldMock.has(moduleID)) {
// guaranteed by `has` above
return explicitShouldMock.get(moduleID);
}
if (
!this._shouldAutoMock ||
this._resolver.isCoreModule(moduleName) ||
this._shouldUnmockTransitiveDependenciesCache.get(key)
) {
return false;
}
if (this._shouldMockModuleCache.has(moduleID)) {
// guaranteed by `has` above
return this._shouldMockModuleCache.get(moduleID);
}
let modulePath;
try {
modulePath = this._resolveModule(from, moduleName);
} catch (e) {
const manualMock = this._resolver.getMockModule(from, moduleName);
if (manualMock) {
this._shouldMockModuleCache.set(moduleID, true);
return true;
}
throw e;
}
if (this._unmockList && this._unmockList.test(modulePath)) {
this._shouldMockModuleCache.set(moduleID, false);
return false;
} // transitive unmocking for package managers that store flat packages (npm3)
const currentModuleID = this._resolver.getModuleID(
fromEntries(this._virtualMocks),
from
);
if (
this._transitiveShouldMock.get(currentModuleID) === false ||
(from.includes(NODE_MODULES) &&
modulePath.includes(NODE_MODULES) &&
((this._unmockList && this._unmockList.test(from)) ||
explicitShouldMock.get(currentModuleID) === false))
) {
this._transitiveShouldMock.set(moduleID, false);
this._shouldUnmockTransitiveDependenciesCache.set(key, true);
return false;
}
this._shouldMockModuleCache.set(moduleID, true);
return true;
}
_createRequireImplementation(from, options) {
const resolve = (moduleName, resolveOptions) => {
const resolved = this._requireResolve(
from.filename,
moduleName,
resolveOptions
);
if (
(resolveOptions === null || resolveOptions === void 0
? void 0
: resolveOptions[OUTSIDE_JEST_VM_RESOLVE_OPTION]) &&
(options === null || options === void 0
? void 0
: options.isInternalModule)
) {
return (0, _helpers.createOutsideJestVmPath)(resolved);
}
return resolved;
};
resolve.paths = moduleName =>
this._requireResolvePaths(from.filename, moduleName);
const moduleRequire = (
options === null || options === void 0 ? void 0 : options.isInternalModule
)
? moduleName => this.requireInternalModule(from.filename, moduleName)
: this.requireModuleOrMock.bind(this, from.filename);
moduleRequire.extensions = Object.create(null);
moduleRequire.resolve = resolve;
moduleRequire.cache = (() => {
// TODO: consider warning somehow that this does nothing. We should support deletions, anyways
const notPermittedMethod = () => true;
return new Proxy(Object.create(null), {
defineProperty: notPermittedMethod,
deleteProperty: notPermittedMethod,
get: (_target, key) =>
typeof key === 'string' ? this._moduleRegistry.get(key) : undefined,
getOwnPropertyDescriptor() {
return {
configurable: true,
enumerable: true
};
},
has: (_target, key) =>
typeof key === 'string' && this._moduleRegistry.has(key),
ownKeys: () => Array.from(this._moduleRegistry.keys()),
set: notPermittedMethod
});
})();
Object.defineProperty(moduleRequire, 'main', {
enumerable: true,
value: this._mainModule
});
return moduleRequire;
}
_createJestObjectFor(from) {
const disableAutomock = () => {
this._shouldAutoMock = false;
return jestObject;
};
const enableAutomock = () => {
this._shouldAutoMock = true;
return jestObject;
};
const unmock = moduleName => {
const moduleID = this._resolver.getModuleID(
fromEntries(this._virtualMocks),
from,
moduleName
);
this._explicitShouldMock.set(moduleID, false);
return jestObject;
};
const deepUnmock = moduleName => {
const moduleID = this._resolver.getModuleID(
fromEntries(this._virtualMocks),
from,
moduleName
);
this._explicitShouldMock.set(moduleID, false);
this._transitiveShouldMock.set(moduleID, false);
return jestObject;
};
const mock = (moduleName, mockFactory, options) => {
if (mockFactory !== undefined) {
return setMockFactory(moduleName, mockFactory, options);
}
const moduleID = this._resolver.getModuleID(
fromEntries(this._virtualMocks),
from,
moduleName
);
this._explicitShouldMock.set(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 _getFakeTimers = () => {
if (
!(this._environment.fakeTimers || this._environment.fakeTimersModern)
) {
this._logFormattedReferenceError(
'You are trying to access a property or method of the Jest environment after it has been torn down.'
);
process.exitCode = 1;
}
return this._fakeTimersImplementation;
};
const useFakeTimers = (type = 'legacy') => {
if (type === 'modern') {
this._fakeTimersImplementation = this._environment.fakeTimersModern;
} else {
this._fakeTimersImplementation = this._environment.fakeTimers;
}
this._fakeTimersImplementation.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-expect-error: https://github.com/Microsoft/TypeScript/issues/24587
this._environment.global[testTimeoutSymbol] = timeout;
}
return jestObject;
};
const retryTimes = numTestRetries => {
// @ts-expect-error: https://github.com/Microsoft/TypeScript/issues/24587
this._environment.global[retryTimesSymbol] = numTestRetries;
return jestObject;
};
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(),
createMockFromModule: moduleName => this._generateMock(from, moduleName),
deepUnmock,
disableAutomock,
doMock: mock,
dontMock: unmock,
enableAutomock,
fn,
genMockFromModule: moduleName => this._generateMock(from, moduleName),
getRealSystemTime: () => {
const fakeTimers = _getFakeTimers();
if (fakeTimers instanceof _fakeTimers().ModernFakeTimers) {
return fakeTimers.getRealSystemTime();
} else {
throw new TypeError(
'getRealSystemTime is not available when not using modern timers'
);
}
},
getTimerCount: () => _getFakeTimers().getTimerCount(),
isMockFunction: this._moduleMocker.isMockFunction,
isolateModules,
mock,
requireActual: this.requireActual.bind(this, from),
requireMock: this.requireMock.bind(this, from),
resetAllMocks,
resetModuleRegistry: resetModules,
resetModules,
restoreAllMocks,
retryTimes,
runAllImmediates: () => {
const fakeTimers = _getFakeTimers();
if (fakeTimers instanceof _fakeTimers().LegacyFakeTimers) {
fakeTimers.runAllImmediates();
} else {
throw new TypeError(
'runAllImmediates is not available when using modern timers'
);
}
},
runAllTicks: () => _getFakeTimers().runAllTicks(),
runAllTimers: () => _getFakeTimers().runAllTimers(),
runOnlyPendingTimers: () => _getFakeTimers().runOnlyPendingTimers(),
runTimersToTime: msToRun => _getFakeTimers().advanceTimersByTime(msToRun),
setMock: (moduleName, mock) => setMockFactory(moduleName, () => mock),
setSystemTime: now => {
const fakeTimers = _getFakeTimers();
if (fakeTimers instanceof _fakeTimers().ModernFakeTimers) {
fakeTimers.setSystemTime(now);
} else {
throw new TypeError(
'setSystemTime is not available when not using modern timers'
);
}
},
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 {message, stack} = (0, _jestMessageUtil().separateMessageFromStack)(
originalStack
);
console.error(
`\n${message}\n` +
(0, _jestMessageUtil().formatStackTrace)(stack, this._config, {
noStackTrace: false
})
);
}
wrapCodeInModuleWrapper(content) {
return this.constructModuleWrapperStart() + content + '\n}});';
}
constructModuleWrapperStart() {
const args = this.constructInjectedModuleParameters();
return '({"' + EVAL_RESULT_VARIABLE + `":function(${args.join(',')}){`;
}
constructInjectedModuleParameters() {
return [
'module',
'exports',
'require',
'__dirname',
'__filename',
'global',
this._config.injectGlobals ? 'jest' : undefined,
...this._config.extraGlobals
].filter(notEmpty);
}
handleExecutionError(e, module) {
const moduleNotFoundError = _jestResolve().default.tryCastModuleNotFoundError(
e
);
if (moduleNotFoundError) {
if (!moduleNotFoundError.requireStack) {
moduleNotFoundError.requireStack = [module.filename || module.id];
for (let cursor = module.parent; cursor; cursor = cursor.parent) {
moduleNotFoundError.requireStack.push(cursor.filename || cursor.id);
}
moduleNotFoundError.buildMessage(this._config.rootDir);
}
throw moduleNotFoundError;
}
throw e;
}
getGlobalsForCjs(from) {
const jest = this.jestObjectCaches.get(from);
invariant(jest, 'There should always be a Jest object already');
return {...this.getGlobalsFromEnvironment(), jest};
}
getGlobalsForEsm(from, context) {
let jest = this.jestObjectCaches.get(from);
if (!jest) {
jest = this._createJestObjectFor(from);
this.jestObjectCaches.set(from, jest);
}
const globals = {...this.getGlobalsFromEnvironment(), jest};
const module = new (_vm().SyntheticModule)(
Object.keys(globals),
function () {
Object.entries(globals).forEach(([key, value]) => {
// @ts-expect-error: TS doesn't know what `this` is
this.setExport(key, value);
});
},
{
context,
identifier: '@jest/globals'
}
);
return evaluateSyntheticModule(module);
}
getGlobalsFromEnvironment() {
if (this.jestGlobals) {
return {...this.jestGlobals};
}
return {
afterAll: this._environment.global.afterAll,
afterEach: this._environment.global.afterEach,
beforeAll: this._environment.global.beforeAll,
beforeEach: this._environment.global.beforeEach,
describe: this._environment.global.describe,
expect: this._environment.global.expect,
fdescribe: this._environment.global.fdescribe,
fit: this._environment.global.fit,
it: this._environment.global.it,
test: this._environment.global.test,
xdescribe: this._environment.global.xdescribe,
xit: this._environment.global.xit,
xtest: this._environment.global.xtest
};
}
readFile(filename) {
let source = this._cacheFS.get(filename);
if (!source) {
source = fs().readFileSync(filename, 'utf8');
this._cacheFS.set(filename, source);
}
return source;
}
setGlobalsForRuntime(globals) {
this.jestGlobals = globals;
}
}
_defineProperty(Runtime, 'shouldInstrument', _transform().shouldInstrument);
function invariant(condition, message) {
if (!condition) {
throw new Error(message);
}
}
function notEmpty(value) {
return value !== null && value !== undefined;
}
async function evaluateSyntheticModule(module) {
await module.link(() => {
throw new Error('This should never happen');
});
await module.evaluate();
return module;
}
module.exports = Runtime;