ReactFlightDOMForm-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 {insertNodesAndExecuteScripts} from 'react-dom/src/test-utils/FizzTestUtils';

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

// Polyfill stream methods on JSDOM.
global.Blob.prototype.stream = function () {
  const impl = Object.getOwnPropertySymbols(this)[0];
  const buffer = this[impl]._buffer;
  return new ReadableStream({
    start(c) {
      c.enqueue(new Uint8Array(buffer));
      c.close();
    },
  });
};

global.Blob.prototype.text = async function () {
  const impl = Object.getOwnPropertySymbols(this)[0];
  return this[impl]._buffer.toString('utf8');
};

// Don't wait before processing work on the server.
// TODO: we can replace this with FlightServer.act().
global.setTimeout = cb => cb();

let container;
let clientExports;
let serverExports;
let webpackMap;
let webpackServerMap;
let React;
let ReactDOMServer;
let ReactServerDOMServer;
let ReactServerDOMClient;
let ReactDOMClient;
let useActionState;
let act;
let assertConsoleErrorDev;

describe('ReactFlightDOMForm', () => {
  beforeEach(() => {
    jest.resetModules();
    // Simulate the condition resolution
    jest.mock('react', () => require('react/react.react-server'));
    jest.mock('react-server-dom-webpack/server', () =>
// ... (987 more lines)