ReactFlightDOM-test.js — react Source File

Source Code

/**
 * 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.
 *
 * @emails react-core
 */

'use strict';

import {patchSetImmediate} from '../../../../scripts/jest/patchSetImmediate';
import {Readable} from 'stream';

// Polyfills for test environment
global.ReadableStream =
  require('web-streams-polyfill/ponyfill/es6').ReadableStream;
global.TextEncoder = require('util').TextEncoder;
global.TextDecoder = require('util').TextDecoder;

let act;
let serverAct;
let use;
let clientExports;
let clientExportsESM;
let clientModuleError;
let webpackMap;
let Stream;
let FlightReact;
let React;
let FlightReactDOM;
let ReactDOMClient;
let ReactServerDOMServer;
let ReactServerDOMStaticServer;
let ReactServerDOMClient;
let ReactDOMFizzServer;
let Suspense;
let ErrorBoundary;
let JSDOM;
let assertConsoleErrorDev;

describe('ReactFlightDOM', () => {
  beforeEach(() => {
    // For this first reset we are going to load the dom-node version of react-server-dom-webpack/server
    // This can be thought of as essentially being the React Server Components scope with react-server
    // condition
    jest.resetModules();

    // Some of the tests pollute the head.
    document.head.innerHTML = '';

    JSDOM = require('jsdom').JSDOM;

    patchSetImmediate();
    serverAct = require('internal-test-utils').serverAct;

    // Simulate the condition resolution
    jest.mock('react', () => require('react/react.react-server'));
    FlightReact = require('react');
    FlightReactDOM = require('react-dom');
// ... (3172 more lines)