trustedTypes-test.internal.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';

describe('when Trusted Types are available in global object', () => {
  let React;
  let ReactDOMClient;
  let act;
  let assertConsoleErrorDev;
  let container;
  let ttObject1;
  let ttObject2;

  beforeEach(() => {
    jest.resetModules();
    container = document.createElement('div');
    const fakeTTObjects = new Set();
    window.trustedTypes = {
      isHTML: function (value) {
        if (this !== window.trustedTypes) {
          throw new Error(this);
        }
        return fakeTTObjects.has(value);
      },
      isScript: () => false,
      isScriptURL: () => false,
    };
    React = require('react');
    ReactDOMClient = require('react-dom/client');
    ({act, assertConsoleErrorDev} = require('internal-test-utils'));
    ttObject1 = {
      toString() {
        return '<b>Hi</b>';
      },
    };
    ttObject2 = {
      toString() {
        return '<b>Bye</b>';
      },
    };
    fakeTTObjects.add(ttObject1);
    fakeTTObjects.add(ttObject2);
  });

  afterEach(() => {
    delete window.trustedTypes;
  });

  it('should not stringify trusted values for dangerouslySetInnerHTML', async () => {
    const innerHTMLDescriptor = Object.getOwnPropertyDescriptor(
      Element.prototype,
      'innerHTML',
    );
// ... (192 more lines)