securityos/node_modules/jest-environment-jsdom/build/index.js

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2024-09-06 15:32:35 +00:00
'use strict';
Object.defineProperty(exports, '__esModule', {
value: true
});
exports.default = exports.TestEnvironment = void 0;
function _jsdom() {
const data = require('jsdom');
_jsdom = function () {
return data;
};
return data;
}
function _fakeTimers() {
const data = require('@jest/fake-timers');
_fakeTimers = function () {
return data;
};
return data;
}
function _jestMock() {
const data = require('jest-mock');
_jestMock = function () {
return data;
};
return data;
}
function _jestUtil() {
const data = require('jest-util');
_jestUtil = function () {
return data;
};
return data;
}
/**
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
function isString(value) {
return typeof value === 'string';
}
class JSDOMEnvironment {
dom;
fakeTimers;
fakeTimersModern;
global;
errorEventListener;
moduleMocker;
customExportConditions = ['browser'];
constructor(config, context) {
const {projectConfig} = config;
const virtualConsole = new (_jsdom().VirtualConsole)();
virtualConsole.sendTo(context.console, {
omitJSDOMErrors: true
});
virtualConsole.on('jsdomError', error => {
context.console.error(error);
});
this.dom = new (_jsdom().JSDOM)(
typeof projectConfig.testEnvironmentOptions.html === 'string'
? projectConfig.testEnvironmentOptions.html
: '<!DOCTYPE html>',
{
pretendToBeVisual: true,
resources:
typeof projectConfig.testEnvironmentOptions.userAgent === 'string'
? new (_jsdom().ResourceLoader)({
userAgent: projectConfig.testEnvironmentOptions.userAgent
})
: undefined,
runScripts: 'dangerously',
url: 'http://localhost/',
virtualConsole,
...projectConfig.testEnvironmentOptions
}
);
const global = (this.global = this.dom.window);
if (global == null) {
throw new Error('JSDOM did not return a Window object');
}
// @ts-expect-error - for "universal" code (code should use `globalThis`)
global.global = global;
// Node's error-message stack size is limited at 10, but it's pretty useful
// to see more than that when a test fails.
this.global.Error.stackTraceLimit = 100;
(0, _jestUtil().installCommonGlobals)(global, projectConfig.globals);
// TODO: remove this ASAP, but it currently causes tests to run really slow
global.Buffer = Buffer;
// Report uncaught errors.
this.errorEventListener = event => {
if (userErrorListenerCount === 0 && event.error != null) {
process.emit('uncaughtException', event.error);
}
};
global.addEventListener('error', this.errorEventListener);
// However, don't report them as uncaught if the user listens to 'error' event.
// In that case, we assume the might have custom error handling logic.
const originalAddListener = global.addEventListener.bind(global);
const originalRemoveListener = global.removeEventListener.bind(global);
let userErrorListenerCount = 0;
global.addEventListener = function (...args) {
if (args[0] === 'error') {
userErrorListenerCount++;
}
return originalAddListener.apply(this, args);
};
global.removeEventListener = function (...args) {
if (args[0] === 'error') {
userErrorListenerCount--;
}
return originalRemoveListener.apply(this, args);
};
if ('customExportConditions' in projectConfig.testEnvironmentOptions) {
const {customExportConditions} = projectConfig.testEnvironmentOptions;
if (
Array.isArray(customExportConditions) &&
customExportConditions.every(isString)
) {
this.customExportConditions = customExportConditions;
} else {
throw new Error(
'Custom export conditions specified but they are not an array of strings'
);
}
}
this.moduleMocker = new (_jestMock().ModuleMocker)(global);
this.fakeTimers = new (_fakeTimers().LegacyFakeTimers)({
config: projectConfig,
global: global,
moduleMocker: this.moduleMocker,
timerConfig: {
idToRef: id => id,
refToId: ref => ref
}
});
this.fakeTimersModern = new (_fakeTimers().ModernFakeTimers)({
config: projectConfig,
global: global
});
}
// eslint-disable-next-line @typescript-eslint/no-empty-function
async setup() {}
async teardown() {
if (this.fakeTimers) {
this.fakeTimers.dispose();
}
if (this.fakeTimersModern) {
this.fakeTimersModern.dispose();
}
if (this.global != null) {
if (this.errorEventListener) {
this.global.removeEventListener('error', this.errorEventListener);
}
this.global.close();
}
this.errorEventListener = null;
// @ts-expect-error: this.global not allowed to be `null`
this.global = null;
this.dom = null;
this.fakeTimers = null;
this.fakeTimersModern = null;
}
exportConditions() {
return this.customExportConditions;
}
getVmContext() {
if (this.dom) {
return this.dom.getInternalVMContext();
}
return null;
}
}
exports.default = JSDOMEnvironment;
const TestEnvironment = JSDOMEnvironment;
exports.TestEnvironment = TestEnvironment;