185 lines
5.3 KiB
JavaScript
185 lines
5.3 KiB
JavaScript
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'use strict';
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Object.defineProperty(exports, '__esModule', {
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value: true
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});
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exports.default = exports.TestEnvironment = void 0;
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function _jsdom() {
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const data = require('jsdom');
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_jsdom = function () {
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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 _fakeTimers() {
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const data = require('@jest/fake-timers');
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_fakeTimers = function () {
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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 _jestMock() {
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const data = require('jest-mock');
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_jestMock = function () {
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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 () {
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return data;
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};
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return data;
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}
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/**
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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function isString(value) {
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return typeof value === 'string';
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}
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class JSDOMEnvironment {
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dom;
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fakeTimers;
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fakeTimersModern;
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global;
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errorEventListener;
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moduleMocker;
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customExportConditions = ['browser'];
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constructor(config, context) {
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const {projectConfig} = config;
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const virtualConsole = new (_jsdom().VirtualConsole)();
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virtualConsole.sendTo(context.console, {
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omitJSDOMErrors: true
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});
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virtualConsole.on('jsdomError', error => {
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context.console.error(error);
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});
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this.dom = new (_jsdom().JSDOM)(
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typeof projectConfig.testEnvironmentOptions.html === 'string'
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? projectConfig.testEnvironmentOptions.html
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: '<!DOCTYPE html>',
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{
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pretendToBeVisual: true,
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resources:
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typeof projectConfig.testEnvironmentOptions.userAgent === 'string'
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? new (_jsdom().ResourceLoader)({
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userAgent: projectConfig.testEnvironmentOptions.userAgent
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})
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: undefined,
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runScripts: 'dangerously',
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url: 'http://localhost/',
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virtualConsole,
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...projectConfig.testEnvironmentOptions
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}
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);
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const global = (this.global = this.dom.window);
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if (global == null) {
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throw new Error('JSDOM did not return a Window object');
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}
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// @ts-expect-error - for "universal" code (code should use `globalThis`)
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global.global = global;
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// Node's error-message stack size is limited at 10, but it's pretty useful
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// to see more than that when a test fails.
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this.global.Error.stackTraceLimit = 100;
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(0, _jestUtil().installCommonGlobals)(global, projectConfig.globals);
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// TODO: remove this ASAP, but it currently causes tests to run really slow
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global.Buffer = Buffer;
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// Report uncaught errors.
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this.errorEventListener = event => {
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if (userErrorListenerCount === 0 && event.error != null) {
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process.emit('uncaughtException', event.error);
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}
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};
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global.addEventListener('error', this.errorEventListener);
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// However, don't report them as uncaught if the user listens to 'error' event.
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// In that case, we assume the might have custom error handling logic.
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const originalAddListener = global.addEventListener.bind(global);
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const originalRemoveListener = global.removeEventListener.bind(global);
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let userErrorListenerCount = 0;
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global.addEventListener = function (...args) {
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if (args[0] === 'error') {
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userErrorListenerCount++;
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}
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return originalAddListener.apply(this, args);
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};
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global.removeEventListener = function (...args) {
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if (args[0] === 'error') {
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userErrorListenerCount--;
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}
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return originalRemoveListener.apply(this, args);
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};
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if ('customExportConditions' in projectConfig.testEnvironmentOptions) {
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const {customExportConditions} = projectConfig.testEnvironmentOptions;
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if (
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Array.isArray(customExportConditions) &&
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customExportConditions.every(isString)
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) {
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this.customExportConditions = customExportConditions;
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} else {
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throw new Error(
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'Custom export conditions specified but they are not an array of strings'
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);
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}
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}
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this.moduleMocker = new (_jestMock().ModuleMocker)(global);
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this.fakeTimers = new (_fakeTimers().LegacyFakeTimers)({
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config: projectConfig,
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global: global,
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moduleMocker: this.moduleMocker,
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timerConfig: {
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idToRef: id => id,
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refToId: ref => ref
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}
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});
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this.fakeTimersModern = new (_fakeTimers().ModernFakeTimers)({
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config: projectConfig,
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global: global
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});
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}
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// eslint-disable-next-line @typescript-eslint/no-empty-function
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async setup() {}
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async teardown() {
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if (this.fakeTimers) {
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this.fakeTimers.dispose();
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}
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if (this.fakeTimersModern) {
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this.fakeTimersModern.dispose();
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}
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if (this.global != null) {
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if (this.errorEventListener) {
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this.global.removeEventListener('error', this.errorEventListener);
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}
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this.global.close();
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}
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this.errorEventListener = null;
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// @ts-expect-error: this.global not allowed to be `null`
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this.global = null;
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this.dom = null;
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this.fakeTimers = null;
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this.fakeTimersModern = null;
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}
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exportConditions() {
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return this.customExportConditions;
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}
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getVmContext() {
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if (this.dom) {
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return this.dom.getInternalVMContext();
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}
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return null;
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}
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}
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exports.default = JSDOMEnvironment;
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const TestEnvironment = JSDOMEnvironment;
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exports.TestEnvironment = TestEnvironment;
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