hunk.code_window: export async function executeTest() {
     // Ensure a DL build is used.
     await replaceInFile(
       '.browserslistrc',
       'not IE 9-11',
       'IE 9-11',
     );
     await updateJsonFile('tsconfig.base.json', config => {
       config.compilerOptions.target = 'es2015';
  
hunk.labels: keep keep keep keep replace replace keep keep keep keep
hunk.after_edit:     'not IE 11',
       'IE 11',
  
hunk.file_path: tests/legacy-cli/e2e/tests/i18n/ivy-localize-dl-xliff2.ts
hunk.type: replace
file: // This file is required by karma.conf.js and loads recursively all the .spec and framework files
  
  import 'zone.js/dist/zone-testing';
  import { getTestBed } from '@angular/core/testing';
  import {
    BrowserDynamicTestingModule,
    platformBrowserDynamicTesting
  } from '@angular/platform-browser-dynamic/testing';
  
  declare const require: {
    context(path: string, deep?: boolean, filter?: RegExp): {
      keys(): string[];
      <T>(id: string): T;
    };
  };
  
  // First, initialize the Angular testing environment.
  getTestBed().initTestEnvironment(
    BrowserDynamicTestingModule,
    platformBrowserDynamicTesting()
  );
  // Then we find all the tests.
  const context = require.context('./', true, /\.spec\.ts$/);
  // And load the modules.
  context.keys().map(context);
  