ReactDOMServerIntegrationSpecialTypes-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
 * @jest-environment ./scripts/jest/ReactDOMServerIntegrationEnvironment
 */

'use strict';

const ReactDOMServerIntegrationUtils = require('./utils/ReactDOMServerIntegrationTestUtils');

let React;
let ReactDOMClient;
let ReactDOMServer;
let forwardRef;
let memo;
let yieldedValues;
let log;
let clearLog;

function initModules() {
  // Reset warning cache.
  jest.resetModules();
  React = require('react');
  ReactDOMClient = require('react-dom/client');
  ReactDOMServer = require('react-dom/server');
  forwardRef = React.forwardRef;
  memo = React.memo;

  yieldedValues = [];
  log = value => {
    yieldedValues.push(value);
  };
  clearLog = () => {
    const ret = yieldedValues;
    yieldedValues = [];
    return ret;
  };

  // Make them available to the helpers.
  return {
    ReactDOMClient,
    ReactDOMServer,
  };
}

const {resetModules, itRenders} = ReactDOMServerIntegrationUtils(initModules);

describe('ReactDOMServerIntegration', () => {
  beforeEach(() => {
    resetModules();
  });

  itRenders('a forwardedRef component and its children', async render => {
    const FunctionComponent = ({label, forwardedRef}) => (
      <div ref={forwardedRef}>{label}</div>
    );
// ... (78 more lines)