ReactDOMActivity-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';

let React;
let ReactDOM;
let ReactDOMClient;
let Scheduler;
let act;
let Activity;
let useState;
let useLayoutEffect;
let useEffect;
let LegacyHidden;
let assertLog;
let Suspense;

describe('ReactDOMActivity', () => {
  let container;

  beforeEach(() => {
    jest.resetModules();
    React = require('react');
    Scheduler = require('scheduler/unstable_mock');
    Activity = React.Activity;
    useState = React.useState;
    Suspense = React.Suspense;
    useState = React.useState;
    LegacyHidden = React.unstable_LegacyHidden;
    useLayoutEffect = React.useLayoutEffect;
    useEffect = React.useEffect;
    ReactDOM = require('react-dom');
    ReactDOMClient = require('react-dom/client');
    const InternalTestUtils = require('internal-test-utils');
    act = InternalTestUtils.act;
    assertLog = InternalTestUtils.assertLog;
    container = document.createElement('div');
    document.body.appendChild(container);
  });

  afterEach(() => {
    document.body.removeChild(container);
  });

  function Text(props) {
    Scheduler.log(props.text);
    return <span prop={props.text}>{props.children}</span>;
  }

  it(
    'hiding an Activity boundary also hides the direct children of any ' +
      'portals it contains, regardless of how deeply nested they are',
    async () => {
// ... (499 more lines)