hunk.code_window:     sourceRoot: join(normalize(projectRoot), 'src'),
       projectType: ProjectType.Application,
       prefix: options.prefix || 'app',
       schematics,
       targets: {
         build: {
           builder: Builders.Browser,
           options: {
  
hunk.labels: keep keep keep keep replace keep keep keep
hunk.after_edit:     architect: {
  
hunk.file_path: packages/schematics/angular/application/index.ts
hunk.type: replace
file: /**
   * @license
   * Copyright Google Inc. All Rights Reserved.
   *
   * Use of this source code is governed by an MIT-style license that can be
   * found in the LICENSE file at https://angular.io/license
   */
  
  import { runTargetSpec } from '@angular-devkit/architect/testing';
  import { normalize, virtualFs } from '@angular-devkit/core';
  import { debounceTime, tap } from 'rxjs/operators';
  import { NormalizedKarmaBuilderSchema } from '../../src';
  import { host, karmaTargetSpec } from '../utils';
  
  
  describe('Karma Builder code coverage', () => {
    const coverageFilePath = normalize('coverage/lcov.info');
  
    beforeEach(done => host.initialize().toPromise().then(done, done.fail));
    afterEach(done => host.restore().toPromise().then(done, done.fail));
  
    it('works', (done) => {
      const overrides: Partial<NormalizedKarmaBuilderSchema> = { codeCoverage: true };
  
      runTargetSpec(host, karmaTargetSpec, overrides).pipe(
        // It seems like the coverage files take a while being written to disk, so we wait 500ms here.
        debounceTime(500),
        tap(buildEvent => {
          expect(buildEvent.success).toBe(true);
          expect(host.scopedSync().exists(coverageFilePath)).toBe(true);
          const content = virtualFs.fileBufferToString(host.scopedSync().read(coverageFilePath));
          expect(content).toContain('polyfills.ts');
          expect(content).toContain('test.ts');
        }),
      ).toPromise().then(done, done.fail);
    }, 120000);
  
    it('supports exclude', (done) => {
      const overrides: Partial<NormalizedKarmaBuilderSchema> = {
        codeCoverage: true,
        codeCoverageExclude: [
          'src/polyfills.ts',
          '**/test.ts',
        ],
      };
  
      runTargetSpec(host, karmaTargetSpec, overrides).pipe(
        // It seems like the coverage files take a while being written to disk, so we wait 500ms here.
        debounceTime(500),
        tap(buildEvent => {
          expect(buildEvent.success).toBe(true);
          expect(host.scopedSync().exists(coverageFilePath)).toBe(true);
          const content = virtualFs.fileBufferToString(host.scopedSync().read(coverageFilePath));
          expect(content).not.toContain('polyfills.ts');
          expect(content).not.toContain('test.ts');
        }),
      ).toPromise().then(done, done.fail);
    }, 120000);
  
    it(`should collect coverage from paths in 'sourceRoot'`, (done) => {
      const overrides: Partial<NormalizedKarmaBuilderSchema> = { codeCoverage: true };
  
      const files: { [path: string]: string } = {
        './dist/my-lib/index.d.ts': `
          export declare const title = 'app';
        `,
        './dist/my-lib/index.js': `
          export const title = 'app';
        `,
        './src/app/app.component.ts': `
          import { Component } from '@angular/core';
          import { title } from 'my-lib';
  
          @Component({
            selector: 'app-root',
            templateUrl: './app.component.html',
            styleUrls: ['./app.component.css']
          })
          export class AppComponent {
            title = title;
          }
        `,
      };
  
      host.writeMultipleFiles(files);
  
      host.replaceInFile('tsconfig.json', /"baseUrl": ".\/",/, `
        "baseUrl": "./",
        "paths": {
          "my-lib": [
            "./dist/my-lib"
          ]
        },
      `);
  
      runTargetSpec(host, karmaTargetSpec, overrides).pipe(
        // It seems like the coverage files take a while being written to disk, so we wait 500ms here.
        debounceTime(500),
        tap(buildEvent => {
          expect(buildEvent.success).toBe(true);
          expect(host.scopedSync().exists(coverageFilePath)).toBe(true);
          const content = virtualFs.fileBufferToString(host.scopedSync().read(coverageFilePath));
          expect(content).not.toContain('my-lib');
        }),
      ).toPromise().then(done, done.fail);
    }, 120000);
  });
  