ReactCompositeComponentState-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 act;
let Scheduler;
let assertLog;
let TestComponent;
let testComponentInstance;
let assertConsoleErrorDev;

describe('ReactCompositeComponent-state', () => {
  beforeEach(() => {
    React = require('react');
    ReactDOM = require('react-dom');
    ReactDOMClient = require('react-dom/client');
    ({act, assertConsoleErrorDev} = require('internal-test-utils'));
    Scheduler = require('scheduler');

    const InternalTestUtils = require('internal-test-utils');
    assertLog = InternalTestUtils.assertLog;

    function LogAfterCommit({children, color}) {
      React.useEffect(() => {
        Scheduler.log(`commit ${color}`);
      });
      return children;
    }

    TestComponent = class extends React.Component {
      constructor(props) {
        super(props);
        this.peekAtState('getInitialState', undefined, props);
        this.state = {color: 'red'};
        testComponentInstance = this;
      }

      peekAtState = (from, state = this.state, props = this.props) => {
        Scheduler.log(`${from} ${state && state.color}`);
      };

      peekAtCallback = from => {
        return () => this.peekAtState(from);
      };

      setFavoriteColor(nextColor) {
        this.setState(
          {color: nextColor},
          this.peekAtCallback('setFavoriteColor'),
        );
// ... (552 more lines)