hunk.code_window:   it(`should add support for IE 9-11 in '.browserslistrc' when 'legacyBrowsers' is true`, async () => {
       const options: ApplicationOptions = { ...defaultOptions, legacyBrowsers: true };
       const tree = await schematicRunner.runSchematicAsync('application', options, workspaceTree)
         .toPromise();
       const content = tree.readContent('/projects/foo/.browserslistrc');
       expect(content).not.toContain(`not IE 9-11 # For IE 9-11 support, remove 'not'.`);
       expect(content).toContain('IE 9-11');
     });
     it(`should not add support for IE 9-11 in '.browserslistrc' when 'legacyBrowsers' is false`, async () => {
  
hunk.labels: keep keep keep keep keep replace replace keep keep keep
hunk.after_edit:     expect(content).not.toContain('not IE 11');
       expect(content).toContain('IE 11');
       expect(content).not.toContain('not IE 9-10');
       expect(content).toContain('IE 9-10');
  
hunk.file_path: packages/schematics/angular/application/index_spec.ts
hunk.type: replace
file: {
    "name": "@angular/pwa",
    "version": "0.0.0",
    "description": "PWA schematics for Angular",
    "experimental": true,
    "keywords": [
      "blueprints",
      "code generation",
      "schematics"
    ],
    "schematics": "./collection.json",
    "ng-add": {
      "save": false
    },
    "dependencies": {
      "@angular-devkit/core": "0.0.0",
      "@angular-devkit/schematics": "0.0.0",
      "@schematics/angular": "0.0.0",
      "parse5-html-rewriting-stream": "6.0.0"
    }
  }
  