chore: tests for multi projects angular (#10675)

docs/ng-schematics.md

@@ -98,6 +98,12 @@ To run the creating of single test schematic:
 npm run sandbox:test
 ```
 
+To create a multi project workspace use the following command
+
+```bash
+npm run sandbox -- --init --multi
+```
+
 ### Unit Testing
 
 The schematics utilize `@angular-devkit/schematics/testing` for verifying correct file creation and `package.json` updates. To execute the test suit:

packages/ng-schematics/README.md

@@ -98,6 +98,12 @@ To run the creating of single test schematic:
 npm run sandbox:test
 ```
 
+To create a multi project workspace use the following command
+
+```bash
+npm run sandbox -- --init --multi
+```
+
 ### Unit Testing
 
 The schematics utilize `@angular-devkit/schematics/testing` for verifying correct file creation and `package.json` updates. To execute the test suit:

packages/ng-schematics/src/schematics/ng-add/index.ts

@@ -20,7 +20,8 @@ import {of} from 'rxjs';
 import {concatMap, map, scan} from 'rxjs/operators';
 
 import {
-  addBaseFiles,
+  addCommonFiles as addCommonFilesHelper,
+  addFilesSingle,
   addFrameworkFiles,
   getNgCommandName,
 } from '../utils/files.js';
@@ -34,15 +35,22 @@ import {
   type NodePackage,
   updateAngularJsonScripts,
 } from '../utils/packages.js';
-import {TestingFramework, type SchematicsOptions} from '../utils/types.js';
+import {
+  TestingFramework,
+  type SchematicsOptions,
+  AngularProject,
+} from '../utils/types.js';
 
 // You don't have to export the function as default. You can also have more than one rule
 // factory per file.
-export function ngAdd(options: SchematicsOptions): Rule {
+export function ngAdd(userArgs: Record<string, string>): Rule {
+  const options = parseUserAddArgs(userArgs);
+
   return (tree: Tree, context: SchematicContext) => {
     return chain([
       addDependencies(options),
-      addPuppeteerFiles(options),
+      addPuppeteerConfig(options),
+      addCommonFiles(options),
       addOtherFiles(options),
       updateScripts(options),
       updateAngularConfig(options),
@@ -50,6 +58,32 @@ export function ngAdd(options: SchematicsOptions): Rule {
   };
 }
 
+function parseUserAddArgs(userArgs: Record<string, string>): SchematicsOptions {
+  const options: Partial<SchematicsOptions> = {
+    ...userArgs,
+  };
+  if ('p' in userArgs) {
+    options['port'] = Number(userArgs['p']);
+  }
+  if ('t' in userArgs) {
+    options['testingFramework'] = userArgs['t'] as TestingFramework;
+  }
+  if ('c' in userArgs) {
+    options['exportConfig'] =
+      typeof userArgs['c'] === 'string'
+        ? userArgs['c'] === 'true'
+        : userArgs['c'];
+  }
+  if ('d' in userArgs) {
+    options['isDefaultTester'] =
+      typeof userArgs['d'] === 'string'
+        ? userArgs['d'] === 'true'
+        : userArgs['d'];
+  }
+
+  return options as SchematicsOptions;
+}
+
 function addDependencies(options: SchematicsOptions): Rule {
   return (tree: Tree, context: SchematicContext) => {
     context.logger.debug('Adding dependencies to "package.json"');
@@ -94,13 +128,28 @@ function updateScripts(options: SchematicsOptions): Rule {
   };
 }
 
-function addPuppeteerFiles(options: SchematicsOptions): Rule {
+function addPuppeteerConfig(options: SchematicsOptions): Rule {
+  return (tree: Tree, context: SchematicContext) => {
+    context.logger.debug('Adding Puppeteer config file.');
+
+    if (options.exportConfig) {
+      return addFilesSingle(tree, context, '', {root: ''} as AngularProject, {
+        options: options,
+        applyPath: './files/base',
+        relativeToWorkspacePath: `/`,
+      });
+    }
+
+    return tree;
+  };
+}
+
+function addCommonFiles(options: SchematicsOptions): Rule {
   return (tree: Tree, context: SchematicContext) => {
     context.logger.debug('Adding Puppeteer base files.');
     const {projects} = getAngularConfig(tree);
 
-    return addBaseFiles(tree, context, {
+    return addCommonFilesHelper(tree, context, projects, {
-      projects,
       options: {
         ...options,
         ext:
@@ -115,8 +164,7 @@ function addOtherFiles(options: SchematicsOptions): Rule {
     context.logger.debug('Adding Puppeteer additional files.');
     const {projects} = getAngularConfig(tree);
 
-    return addFrameworkFiles(tree, context, {
+    return addFrameworkFiles(tree, context, projects, {
-      projects,
       options,
     });
   };

packages/ng-schematics/src/schematics/test/index.ts

@@ -22,7 +22,7 @@ import {
   Tree,
 } from '@angular-devkit/schematics';
 
-import {addBaseFiles} from '../utils/files.js';
+import {addCommonFiles} from '../utils/files.js';
 import {getAngularConfig} from '../utils/json.js';
 import {
   TestingFramework,
@@ -33,12 +33,28 @@ import {
 
 // You don't have to export the function as default. You can also have more than one rule
 // factory per file.
-export function test(options: SchematicsSpec): Rule {
+export function test(userArgs: Record<string, string>): Rule {
+  const options = parseUserTestArgs(userArgs);
+
   return (tree: Tree, context: SchematicContext) => {
     return chain([addSpecFile(options)])(tree, context);
   };
 }
 
+function parseUserTestArgs(userArgs: Record<string, string>): SchematicsSpec {
+  const options: Partial<SchematicsSpec> = {
+    ...userArgs,
+  };
+  if ('p' in userArgs) {
+    options['project'] = userArgs['p'];
+  }
+  if ('n' in userArgs) {
+    options['name'] = userArgs['n'];
+  }
+
+  return options as SchematicsSpec;
+}
+
 function findTestingOption<Property extends keyof SchematicsOptions>(
   [name, project]: [string, AngularProject | undefined],
   property: Property
@@ -76,7 +92,7 @@ function addSpecFile(options: SchematicsSpec): Rule {
           });
     if (!foundProject) {
       throw new SchematicsException(
-        `Project not found! Please use -p to specify in which project to run.`
+        `Project not found! Please run "ng generate @puppeteer/ng-schematics:test <Test> <Project>"`
       );
     }
 
@@ -88,8 +104,11 @@ function addSpecFile(options: SchematicsSpec): Rule {
 
     context.logger.debug('Creating Spec file.');
 
-    return addBaseFiles(tree, context, {
+    return addCommonFiles(
-      projects: {[foundProject[0]]: foundProject[1]},
+      tree,
+      context,
+      {[foundProject[0]]: foundProject[1]} as Record<string, AngularProject>,
+      {
         options: {
           name: options.name,
           testingFramework,
@@ -98,6 +117,7 @@ function addSpecFile(options: SchematicsSpec): Rule {
           ext: testingFramework === TestingFramework.Node ? 'test' : 'e2e',
           port,
         },
-    });
+      }
+    );
   };
 }

packages/ng-schematics/src/schematics/test/schema.json

@@ -15,6 +15,10 @@
     },
     "project": {
       "type": "string",
+      "$default": {
+        "$source": "argv",
+        "index": 1
+      },
       "alias": "p"
     }
   },

packages/ng-schematics/src/schematics/utils/files.ts

@@ -23,7 +23,6 @@ import {
   apply,
   applyTemplates,
   chain,
-  filter,
   mergeWith,
   move,
   url,
@@ -32,7 +31,6 @@ import {
 import {AngularProject, SchematicsOptions, TestingFramework} from './types.js';
 
 export interface FilesOptions {
-  projects: Record<string, any>;
   options: {
     testingFramework: TestingFramework;
     port: number;
@@ -43,26 +41,34 @@ export interface FilesOptions {
   applyPath: string;
   relativeToWorkspacePath: string;
   movePath?: string;
-  filterPredicate?: (path: string) => boolean;
 }
 
-const PUPPETEER_CONFIG_TEMPLATE = '.puppeteerrc.cjs.template';
+export function addFilesToProjects(
-
-export function addFiles(
   tree: Tree,
   context: SchematicContext,
-  {
+  projects: Record<string, AngularProject>,
-    projects,
+  options: FilesOptions
-    options,
-    applyPath,
-    movePath,
-    relativeToWorkspacePath,
-    filterPredicate,
-  }: FilesOptions
 ): any {
   return chain(
     Object.keys(projects).map(name => {
-      const project = projects[name] as AngularProject;
+      return addFilesSingle(
+        tree,
+        context,
+        name,
+        projects[name] as AngularProject,
+        options
+      );
+    })
+  )(tree, context);
+}
+
+export function addFilesSingle(
+  _tree: Tree,
+  _context: SchematicContext,
+  name: string,
+  project: AngularProject,
+  {options, applyPath, movePath, relativeToWorkspacePath}: FilesOptions
+): any {
   const projectPath = resolve(getSystemPath(normalize(project.root)));
   const workspacePath = resolve(getSystemPath(normalize('')));
 
@@ -76,12 +82,6 @@ export function addFiles(
 
   return mergeWith(
     apply(url(applyPath), [
-          filter(
-            filterPredicate ??
-              (() => {
-                return true;
-              })
-          ),
       move(movePath ? `${project.root}${movePath}` : project.root),
       applyTemplates({
         ...options,
@@ -94,8 +94,6 @@ export function addFiles(
       }),
     ])
   );
-    })
-  )(tree, context);
 }
 
 function getProjectBaseUrl(project: any, port: number): string {
@@ -118,29 +116,25 @@ function getTsConfigPath(project: AngularProject): string {
   return `../tsconfig.app.json`;
 }
 
-export function addBaseFiles(
+export function addCommonFiles(
   tree: Tree,
   context: SchematicContext,
+  projects: Record<string, AngularProject>,
   filesOptions: Omit<FilesOptions, 'applyPath' | 'relativeToWorkspacePath'>
 ): any {
   const options: FilesOptions = {
     ...filesOptions,
-    applyPath: './files/base',
+    applyPath: './files/common',
     relativeToWorkspacePath: `/`,
-    filterPredicate: path => {
-      return path.includes(PUPPETEER_CONFIG_TEMPLATE) &&
-        !filesOptions.options.exportConfig
-        ? false
-        : true;
-    },
   };
 
-  return addFiles(tree, context, options);
+  return addFilesToProjects(tree, context, projects, options);
 }
 
 export function addFrameworkFiles(
   tree: Tree,
   context: SchematicContext,
+  projects: Record<string, AngularProject>,
   filesOptions: Omit<FilesOptions, 'applyPath' | 'relativeToWorkspacePath'>
 ): any {
   const testingFramework = filesOptions.options.testingFramework;
@@ -150,7 +144,7 @@ export function addFrameworkFiles(
     relativeToWorkspacePath: `/`,
   };
 
-  return addFiles(tree, context, options);
+  return addFilesToProjects(tree, context, projects, options);
 }
 
 export function getScriptFromOptions(

packages/ng-schematics/src/schematics/utils/json.ts

@@ -16,7 +16,7 @@
 
 import {SchematicsException, Tree} from '@angular-devkit/schematics';
 
-import {AngularJson} from './types.js';
+import type {AngularJson} from './types.js';
 
 export function getJsonFileAsObject(
   tree: Tree,

packages/ng-schematics/test/src/ng-add.spec.ts

@@ -3,6 +3,7 @@ import expect from 'expect';
 import {
   buildTestingTree,
   getAngularJsonScripts,
+  getMultiProjectFile,
   getPackageJson,
   setupHttpHooks,
 } from './utils.js';
@@ -10,6 +11,7 @@ import {
 describe('@puppeteer/ng-schematics: ng-add', () => {
   setupHttpHooks();
 
+  describe('Single Project', () => {
     it('should create base files and update to "package.json"', async () => {
       const tree = await buildTestingTree('ng-add');
       const {devDependencies, scripts} = getPackageJson(tree);
@@ -27,9 +29,8 @@ describe('@puppeteer/ng-schematics: ng-add', () => {
         },
       });
     });
-
     it('should update create proper "ng" command for non default tester', async () => {
-    const tree = await buildTestingTree('ng-add', {
+      const tree = await buildTestingTree('ng-add', 'single', {
         isDefaultTester: false,
       });
       const {scripts} = getPackageJson(tree);
@@ -38,25 +39,22 @@ describe('@puppeteer/ng-schematics: ng-add', () => {
       expect(scripts['puppeteer']).toBe('ng run sandbox:puppeteer');
       expect(builder).toBe('@puppeteer/ng-schematics:puppeteer');
     });
-
     it('should create Puppeteer config', async () => {
-    const {files} = await buildTestingTree('ng-add', {
+      const {files} = await buildTestingTree('ng-add', 'single', {
         exportConfig: true,
       });
 
       expect(files).toContain('/.puppeteerrc.cjs');
     });
-
     it('should not create Puppeteer config', async () => {
-    const {files} = await buildTestingTree('ng-add', {
+      const {files} = await buildTestingTree('ng-add', 'single', {
         exportConfig: false,
       });
 
       expect(files).not.toContain('/.puppeteerrc.cjs');
     });
-
     it('should create Jasmine files and update "package.json"', async () => {
-    const tree = await buildTestingTree('ng-add', {
+      const tree = await buildTestingTree('ng-add', 'single', {
         testingFramework: 'jasmine',
       });
       const {devDependencies} = getPackageJson(tree);
@@ -72,9 +70,8 @@ describe('@puppeteer/ng-schematics: ng-add', () => {
         [`./node_modules/.bin/jasmine`, '--config=./e2e/support/jasmine.json'],
       ]);
     });
-
     it('should create Jest files and update "package.json"', async () => {
-    const tree = await buildTestingTree('ng-add', {
+      const tree = await buildTestingTree('ng-add', 'single', {
         testingFramework: 'jest',
       });
       const {devDependencies} = getPackageJson(tree);
@@ -88,9 +85,8 @@ describe('@puppeteer/ng-schematics: ng-add', () => {
         [`./node_modules/.bin/jest`, '-c', 'e2e/jest.config.js'],
       ]);
     });
-
     it('should create Mocha files and update "package.json"', async () => {
-    const tree = await buildTestingTree('ng-add', {
+      const tree = await buildTestingTree('ng-add', 'single', {
         testingFramework: 'mocha',
       });
       const {devDependencies} = getPackageJson(tree);
@@ -107,9 +103,8 @@ describe('@puppeteer/ng-schematics: ng-add', () => {
         [`./node_modules/.bin/mocha`, '--config=./e2e/.mocharc.js'],
       ]);
     });
-
     it('should create Node files', async () => {
-    const tree = await buildTestingTree('ng-add', {
+      const tree = await buildTestingTree('ng-add', 'single', {
         testingFramework: 'node',
       });
       const {options} = getAngularJsonScripts(tree);
@@ -122,7 +117,6 @@ describe('@puppeteer/ng-schematics: ng-add', () => {
         ['node', '--test', '--test-reporter', 'spec', 'e2e/build/'],
       ]);
     });
-
     it('should not create port option', async () => {
       const tree = await buildTestingTree('ng-add');
 
@@ -131,11 +125,145 @@ describe('@puppeteer/ng-schematics: ng-add', () => {
     });
     it('should create port option when specified', async () => {
       const port = 8080;
-    const tree = await buildTestingTree('ng-add', {
+      const tree = await buildTestingTree('ng-add', 'single', {
         port,
       });
 
       const {options} = getAngularJsonScripts(tree);
       expect(options['port']).toBe(port);
     });
+  });
+
+  describe('Multi projects', () => {
+    it('should create base files and update to "package.json"', async () => {
+      const tree = await buildTestingTree('ng-add', 'multi');
+      const {devDependencies, scripts} = getPackageJson(tree);
+      const {builder, configurations} = getAngularJsonScripts(tree);
+
+      expect(tree.files).toContain(getMultiProjectFile('e2e/tsconfig.json'));
+      expect(tree.files).toContain(getMultiProjectFile('e2e/tests/app.e2e.ts'));
+      expect(tree.files).toContain(getMultiProjectFile('e2e/tests/utils.ts'));
+      expect(devDependencies).toContain('puppeteer');
+      expect(scripts['e2e']).toBe('ng e2e');
+      expect(builder).toBe('@puppeteer/ng-schematics:puppeteer');
+      expect(configurations).toEqual({
+        production: {
+          devServerTarget: 'sandbox:serve:production',
+        },
+      });
+    });
+    it('should update create proper "ng" command for non default tester', async () => {
+      const tree = await buildTestingTree('ng-add', 'multi', {
+        isDefaultTester: false,
+      });
+      const {scripts} = getPackageJson(tree);
+      const {builder} = getAngularJsonScripts(tree, false);
+
+      expect(scripts['puppeteer']).toBe('ng run sandbox:puppeteer');
+      expect(builder).toBe('@puppeteer/ng-schematics:puppeteer');
+    });
+    it('should create Puppeteer config', async () => {
+      const {files} = await buildTestingTree('ng-add', 'multi', {
+        exportConfig: true,
+      });
+
+      expect(files).toContain('/.puppeteerrc.cjs');
+    });
+    it('should not create Puppeteer config', async () => {
+      const {files} = await buildTestingTree('ng-add', 'multi', {
+        exportConfig: false,
+      });
+
+      expect(files).not.toContain(getMultiProjectFile('.puppeteerrc.cjs'));
+      expect(files).not.toContain('/.puppeteerrc.cjs');
+    });
+    it('should create Jasmine files and update "package.json"', async () => {
+      const tree = await buildTestingTree('ng-add', 'multi', {
+        testingFramework: 'jasmine',
+      });
+      const {devDependencies} = getPackageJson(tree);
+      const {options} = getAngularJsonScripts(tree);
+
+      expect(tree.files).toContain(
+        getMultiProjectFile('e2e/support/jasmine.json')
+      );
+      expect(tree.files).toContain(getMultiProjectFile('e2e/helpers/babel.js'));
+      expect(devDependencies).toContain('jasmine');
+      expect(devDependencies).toContain('@babel/core');
+      expect(devDependencies).toContain('@babel/register');
+      expect(devDependencies).toContain('@babel/preset-typescript');
+      expect(options['commands']).toEqual([
+        [
+          `../../node_modules/.bin/jasmine`,
+          '--config=./e2e/support/jasmine.json',
+        ],
+      ]);
+    });
+    it('should create Jest files and update "package.json"', async () => {
+      const tree = await buildTestingTree('ng-add', 'multi', {
+        testingFramework: 'jest',
+      });
+      const {devDependencies} = getPackageJson(tree);
+      const {options} = getAngularJsonScripts(tree);
+
+      expect(tree.files).toContain(getMultiProjectFile('e2e/jest.config.js'));
+      expect(devDependencies).toContain('jest');
+      expect(devDependencies).toContain('@types/jest');
+      expect(devDependencies).toContain('ts-jest');
+      expect(options['commands']).toEqual([
+        [`../../node_modules/.bin/jest`, '-c', 'e2e/jest.config.js'],
+      ]);
+    });
+    it('should create Mocha files and update "package.json"', async () => {
+      const tree = await buildTestingTree('ng-add', 'multi', {
+        testingFramework: 'mocha',
+      });
+      const {devDependencies} = getPackageJson(tree);
+      const {options} = getAngularJsonScripts(tree);
+
+      expect(tree.files).toContain(getMultiProjectFile('e2e/.mocharc.js'));
+      expect(tree.files).toContain(getMultiProjectFile('e2e/babel.js'));
+      expect(devDependencies).toContain('mocha');
+      expect(devDependencies).toContain('@types/mocha');
+      expect(devDependencies).toContain('@babel/core');
+      expect(devDependencies).toContain('@babel/register');
+      expect(devDependencies).toContain('@babel/preset-typescript');
+      expect(options['commands']).toEqual([
+        [`../../node_modules/.bin/mocha`, '--config=./e2e/.mocharc.js'],
+      ]);
+    });
+    it('should create Node files', async () => {
+      const tree = await buildTestingTree('ng-add', 'multi', {
+        testingFramework: 'node',
+      });
+      const {options} = getAngularJsonScripts(tree);
+
+      expect(tree.files).toContain(getMultiProjectFile('e2e/.gitignore'));
+      expect(tree.files).not.toContain(
+        getMultiProjectFile('e2e/tests/app.e2e.ts')
+      );
+      expect(tree.files).toContain(
+        getMultiProjectFile('e2e/tests/app.test.ts')
+      );
+      expect(options['commands']).toEqual([
+        [`../../node_modules/.bin/tsc`, '-p', 'e2e/tsconfig.json'],
+        ['node', '--test', '--test-reporter', 'spec', 'e2e/build/'],
+      ]);
+    });
+    it('should not create port option', async () => {
+      const tree = await buildTestingTree('ng-add');
+
+      const {options} = getAngularJsonScripts(tree);
+      expect(options['port']).toBeUndefined();
+    });
+    it('should create port option when specified', async () => {
+      const port = 8080;
+      const tree = await buildTestingTree('ng-add', 'multi', {
+        port,
+      });
+
+      const {options} = getAngularJsonScripts(tree);
+      expect(options['port']).toBe(port);
+    });
+  });
 });

packages/ng-schematics/test/src/test.spec.ts

@@ -1,12 +1,17 @@
 import expect from 'expect';
 
-import {buildTestingTree, setupHttpHooks} from './utils.js';
+import {
+  buildTestingTree,
+  getMultiProjectFile,
+  setupHttpHooks,
+} from './utils.js';
 
 describe('@puppeteer/ng-schematics: test', () => {
   setupHttpHooks();
 
+  describe('Single Project', () => {
     it('should create default file', async () => {
-    const tree = await buildTestingTree('test', {
+      const tree = await buildTestingTree('test', 'single', {
         name: 'myTest',
       });
       expect(tree.files).toContain('/e2e/tests/my-test.e2e.ts');
@@ -14,11 +19,39 @@ describe('@puppeteer/ng-schematics: test', () => {
     });
 
     it('should create Node file', async () => {
-    const tree = await buildTestingTree('test', {
+      const tree = await buildTestingTree('test', 'single', {
         name: 'myTest',
         testingFramework: 'node',
       });
       expect(tree.files).not.toContain('/e2e/tests/my-test.e2e.ts');
       expect(tree.files).toContain('/e2e/tests/my-test.test.ts');
     });
+  });
+
+  describe('Multi projects', () => {
+    it('should create default file', async () => {
+      const tree = await buildTestingTree('test', 'multi', {
+        name: 'myTest',
+      });
+      expect(tree.files).toContain(
+        getMultiProjectFile('e2e/tests/my-test.e2e.ts')
+      );
+      expect(tree.files).not.toContain(
+        getMultiProjectFile('e2e/tests/my-test.test.ts')
+      );
+    });
+
+    it('should create Node file', async () => {
+      const tree = await buildTestingTree('test', 'multi', {
+        name: 'myTest',
+        testingFramework: 'node',
+      });
+      expect(tree.files).not.toContain(
+        getMultiProjectFile('e2e/tests/my-test.e2e.ts')
+      );
+      expect(tree.files).toContain(
+        getMultiProjectFile('e2e/tests/my-test.test.ts')
+      );
+    });
+  });
 });

packages/ng-schematics/test/src/utils.ts

@@ -8,7 +8,17 @@ import {
 } from '@angular-devkit/schematics/testing';
 import sinon from 'sinon';
 
-const APPLICATION_OPTIONS = {
+const WORKSPACE_OPTIONS = {
+  name: 'workspace',
+  newProjectRoot: 'projects',
+  version: '14.0.0',
+};
+
+const MULTI_APPLICATION_OPTIONS = {
+  name: 'sandbox',
+};
+
+const SINGLE_APPLICATION_OPTIONS = {
   name: 'sandbox',
   directory: '.',
   createApplication: true,
@@ -41,9 +51,9 @@ export function getAngularJsonScripts(
 } {
   const angularJson = tree.readJson('angular.json') as any;
   const e2eScript = isDefault ? 'e2e' : 'puppeteer';
-  return angularJson['projects']?.[APPLICATION_OPTIONS.name]?.['architect'][
+  return angularJson['projects']?.[SINGLE_APPLICATION_OPTIONS.name]?.[
-    e2eScript
+    'architect'
-  ];
+  ][e2eScript];
 }
 
 export function getPackageJson(tree: UnitTestTree): {
@@ -59,8 +69,13 @@ export function getPackageJson(tree: UnitTestTree): {
   };
 }
 
+export function getMultiProjectFile(file: string): string {
+  return `/${WORKSPACE_OPTIONS.newProjectRoot}/${MULTI_APPLICATION_OPTIONS.name}/${file}`;
+}
+
 export async function buildTestingTree(
   command: 'ng-add' | 'test',
+  type: 'single' | 'multi' = 'single',
   userOptions?: Record<string, any>
 ): Promise<UnitTestTree> {
   const runner = new SchematicTestRunner(
@@ -76,11 +91,27 @@ export async function buildTestingTree(
   let workingTree: UnitTestTree;
 
   // Build workspace
+  if (type === 'single') {
     workingTree = await runner.runExternalSchematic(
       '@schematics/angular',
       'ng-new',
-    APPLICATION_OPTIONS
+      SINGLE_APPLICATION_OPTIONS
     );
+  } else {
+    // Build workspace
+    workingTree = await runner.runExternalSchematic(
+      '@schematics/angular',
+      'workspace',
+      WORKSPACE_OPTIONS
+    );
+    // Build dummy application
+    workingTree = await runner.runExternalSchematic(
+      '@schematics/angular',
+      'application',
+      MULTI_APPLICATION_OPTIONS,
+      workingTree
+    );
+  }
 
   if (command !== 'ng-add') {
     // We want to create update the proper files with `ng-add`

packages/ng-schematics/tools/sandbox.js

@@ -20,11 +20,29 @@ const {join} = require('path');
 const {cwd} = require('process');
 
 const isInit = process.argv.indexOf('--init') !== -1;
+const isMulti = process.argv.indexOf('--multi') !== -1;
 const isBuild = process.argv.indexOf('--build') !== -1;
 const isTest = process.argv.indexOf('--test') !== -1;
 const commands = {
   build: ['npm run build'],
   createSandbox: ['npx ng new sandbox --defaults'],
+  createMultiWorkspace: [
+    'ng new sandbox --create-application=false --directory=multi',
+  ],
+  createMultiProjects: [
+    {
+      command: 'ng generate application core --style=css --routing=false',
+      options: {
+        cwd: join(cwd(), '/multi/'),
+      },
+    },
+    {
+      command: 'ng generate application admin --style=css --routing=false',
+      options: {
+        cwd: join(cwd(), '/multi/'),
+      },
+    },
+  ],
   runSchematics: [
     {
       command: 'npm run schematics',
@@ -51,7 +69,7 @@ const scripts = {
   // Runs the Puppeteer Ng-Schematics against the sandbox
   schematics:
     'npm run delete:file && npm run build:schematics && schematics ../:ng-add --dry-run=false',
-  'schematics:spec':
+  'schematics:test':
     'npm run build:schematics && schematics ../:test --dry-run=false',
 };
 /**
@@ -79,7 +97,7 @@ async function executeCommand(commands) {
       });
 
       createProcess.on('error', message => {
-        console.error(message);
+        console.error(`Running ${toExecute} exited with error:`, message);
         reject(message);
       });
 
@@ -96,9 +114,16 @@ async function executeCommand(commands) {
 
 async function main() {
   if (isInit) {
+    if (isMulti) {
+      await executeCommand(commands.createMultiWorkspace);
+      await executeCommand(commands.createMultiProjects);
+    } else {
       await executeCommand(commands.createSandbox);
+    }
 
-    const packageJsonFile = join(cwd(), '/sandbox/package.json');
+    const directory = isMulti ? 'multi' : 'sandbox';
+
+    const packageJsonFile = join(cwd(), `/${directory}/package.json`);
     const packageJson = JSON.parse(await readFile(packageJsonFile));
     packageJson['scripts'] = {
       ...packageJson['scripts'],

release-please-config.json

@@ -10,7 +10,7 @@
     },
     "packages/testserver": {},
     "packages/ng-schematics": {
-      "release-as": "0.3.0"
+      "release-as": "0.4.0"
     },
     "packages/browsers": {}
   },