Fixes components not being able to inherit their view queries from a directive. This PR resolves FW-1146. PR Close #29203
		
			
				
	
	
		
			3920 lines
		
	
	
		
			123 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
			
		
		
	
	
			3920 lines
		
	
	
		
			123 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
| /**
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|  * @license
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|  * Copyright Google Inc. All Rights Reserved.
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|  *
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|  * Use of this source code is governed by an MIT-style license that can be
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|  * found in the LICENSE file at https://angular.io/license
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|  */
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| 
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| import {LazyRoute} from '@angular/compiler-cli/src/ngtsc/routing';
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| import * as path from 'path';
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| import * as ts from 'typescript';
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| 
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| import {NgtscTestEnvironment} from './env';
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| 
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| const trim = (input: string): string => input.replace(/\s+/g, ' ').trim();
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| 
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| const varRegExp = (name: string): RegExp => new RegExp(`var \\w+ = \\[\"${name}\"\\];`);
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| 
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| const viewQueryRegExp = (descend: boolean, ref?: string): RegExp => {
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|   const maybeRef = ref ? `${ref}` : `null`;
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|   return new RegExp(`i0\\.ɵviewQuery\\(\\w+, ${descend}, ${maybeRef}\\)`);
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| };
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| 
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| const contentQueryRegExp = (predicate: string, descend: boolean, ref?: string): RegExp => {
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|   const maybeRef = ref ? `${ref}` : `null`;
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|   return new RegExp(`i0\\.ɵcontentQuery\\(dirIndex, ${predicate}, ${descend}, ${maybeRef}\\)`);
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| };
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| 
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| const setClassMetadataRegExp = (expectedType: string): RegExp =>
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|     new RegExp(`setClassMetadata(.*?${expectedType}.*?)`);
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| 
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| describe('ngtsc behavioral tests', () => {
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|   let env !: NgtscTestEnvironment;
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| 
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|   beforeEach(() => { env = NgtscTestEnvironment.setup(); });
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| 
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|   it('should compile Injectables without errors', () => {
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|     env.tsconfig();
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|     env.write('test.ts', `
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|         import {Injectable} from '@angular/core';
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| 
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|         @Injectable()
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|         export class Dep {}
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| 
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|         @Injectable()
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|         export class Service {
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|           constructor(dep: Dep) {}
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|         }
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|     `);
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| 
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|     env.driveMain();
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| 
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| 
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|     const jsContents = env.getContents('test.js');
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|     expect(jsContents).toContain('Dep.ngInjectableDef =');
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|     expect(jsContents).toContain('Service.ngInjectableDef =');
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|     expect(jsContents).not.toContain('__decorate');
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|     const dtsContents = env.getContents('test.d.ts');
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|     expect(dtsContents).toContain('static ngInjectableDef: i0.ɵInjectableDef<Dep>;');
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|     expect(dtsContents).toContain('static ngInjectableDef: i0.ɵInjectableDef<Service>;');
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|   });
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| 
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|   it('should compile Injectables with a generic service', () => {
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|     env.tsconfig();
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|     env.write('test.ts', `
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|         import {Injectable} from '@angular/core';
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| 
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|         @Injectable()
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|         export class Store<T> {}
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|     `);
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| 
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|     env.driveMain();
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| 
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| 
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|     const jsContents = env.getContents('test.js');
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|     expect(jsContents).toContain('Store.ngInjectableDef =');
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|     const dtsContents = env.getContents('test.d.ts');
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|     expect(dtsContents).toContain('static ngInjectableDef: i0.ɵInjectableDef<Store<any>>;');
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|   });
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| 
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|   it('should compile Injectables with providedIn without errors', () => {
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|     env.tsconfig();
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|     env.write('test.ts', `
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|         import {Injectable} from '@angular/core';
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| 
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|         @Injectable()
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|         export class Dep {}
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| 
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|         @Injectable({ providedIn: 'root' })
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|         export class Service {
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|           constructor(dep: Dep) {}
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|         }
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|     `);
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| 
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|     env.driveMain();
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| 
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| 
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|     const jsContents = env.getContents('test.js');
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|     expect(jsContents).toContain('Dep.ngInjectableDef =');
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|     expect(jsContents).toContain('Service.ngInjectableDef =');
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|     expect(jsContents)
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|         .toContain('return new (t || Service)(i0.inject(Dep)); }, providedIn: \'root\' });');
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|     expect(jsContents).not.toContain('__decorate');
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|     const dtsContents = env.getContents('test.d.ts');
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|     expect(dtsContents).toContain('static ngInjectableDef: i0.ɵInjectableDef<Dep>;');
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|     expect(dtsContents).toContain('static ngInjectableDef: i0.ɵInjectableDef<Service>;');
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|   });
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| 
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|   it('should compile Injectables with providedIn and factory without errors', () => {
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|     env.tsconfig();
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|     env.write('test.ts', `
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|         import {Injectable} from '@angular/core';
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| 
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|         @Injectable({ providedIn: 'root', useFactory: () => new Service() })
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|         export class Service {
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|           constructor() {}
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|         }
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|     `);
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| 
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|     env.driveMain();
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| 
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| 
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|     const jsContents = env.getContents('test.js');
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|     expect(jsContents).toContain('Service.ngInjectableDef =');
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|     expect(jsContents).toContain('(r = new t());');
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|     expect(jsContents).toContain('(r = (function () { return new Service(); })());');
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|     expect(jsContents).toContain('factory: function Service_Factory(t) { var r = null; if (t) {');
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|     expect(jsContents).toContain('return r; }, providedIn: \'root\' });');
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|     expect(jsContents).not.toContain('__decorate');
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|     const dtsContents = env.getContents('test.d.ts');
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|     expect(dtsContents).toContain('static ngInjectableDef: i0.ɵInjectableDef<Service>;');
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|   });
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| 
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|   it('should compile Injectables with providedIn and factory with deps without errors', () => {
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|     env.tsconfig();
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|     env.write('test.ts', `
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|         import {Injectable} from '@angular/core';
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| 
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|         @Injectable()
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|         export class Dep {}
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| 
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|         @Injectable({ providedIn: 'root', useFactory: (dep: Dep) => new Service(dep), deps: [Dep] })
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|         export class Service {
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|           constructor(dep: Dep) {}
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|         }
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|     `);
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| 
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|     env.driveMain();
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| 
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| 
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|     const jsContents = env.getContents('test.js');
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|     expect(jsContents).toContain('Service.ngInjectableDef =');
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|     expect(jsContents).toContain('factory: function Service_Factory(t) { var r = null; if (t) {');
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|     expect(jsContents).toContain('(r = new t(i0.inject(Dep)));');
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|     expect(jsContents)
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|         .toContain('(r = (function (dep) { return new Service(dep); })(i0.inject(Dep)));');
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|     expect(jsContents).toContain('return r; }, providedIn: \'root\' });');
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|     expect(jsContents).not.toContain('__decorate');
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|     const dtsContents = env.getContents('test.d.ts');
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|     expect(dtsContents).toContain('static ngInjectableDef: i0.ɵInjectableDef<Service>;');
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|   });
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| 
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|   it('should compile @Injectable with an @Optional dependency', () => {
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|     env.tsconfig();
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|     env.write('test.ts', `
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|       import {Injectable, Optional as Opt} from '@angular/core';
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| 
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|       @Injectable()
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|       class Dep {}
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| 
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|       @Injectable()
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|       class Service {
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|         constructor(@Opt() dep: Dep) {}
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|       }
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|     `);
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|     env.driveMain();
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|     const jsContents = env.getContents('test.js');
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|     expect(jsContents).toContain('inject(Dep, 8)');
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|   });
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| 
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|   it('should compile Components (inline template) without errors', () => {
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|     env.tsconfig();
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|     env.write('test.ts', `
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|         import {Component} from '@angular/core';
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| 
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|         @Component({
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|           selector: 'test-cmp',
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|           template: 'this is a test',
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|         })
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|         export class TestCmp {}
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|     `);
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| 
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|     env.driveMain();
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| 
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|     const jsContents = env.getContents('test.js');
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|     expect(jsContents).toContain('TestCmp.ngComponentDef = i0.ɵdefineComponent');
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|     expect(jsContents).not.toContain('__decorate');
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| 
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|     const dtsContents = env.getContents('test.d.ts');
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|     expect(dtsContents)
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|         .toContain(
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|             'static ngComponentDef: i0.ɵComponentDefWithMeta<TestCmp, "test-cmp", never, {}, {}, never>');
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|   });
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| 
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|   it('should compile Components (dynamic inline template) without errors', () => {
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|     env.tsconfig();
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|     env.write('test.ts', `
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|         import {Component} from '@angular/core';
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| 
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|         @Component({
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|           selector: 'test-cmp',
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|           template: 'this is ' + 'a test',
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|         })
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|         export class TestCmp {}
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|     `);
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| 
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|     env.driveMain();
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| 
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|     const jsContents = env.getContents('test.js');
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|     expect(jsContents).toContain('TestCmp.ngComponentDef = i0.ɵdefineComponent');
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|     expect(jsContents).not.toContain('__decorate');
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| 
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|     const dtsContents = env.getContents('test.d.ts');
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|     expect(dtsContents)
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|         .toContain(
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|             'static ngComponentDef: i0.ɵComponentDefWithMeta<TestCmp, "test-cmp", never, {}, {}, never>');
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|   });
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| 
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|   it('should compile Components (function call inline template) without errors', () => {
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|     env.tsconfig();
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|     env.write('test.ts', `
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|         import {Component} from '@angular/core';
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| 
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|         function getTemplate() {
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|           return 'this is a test';
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|         }
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|         @Component({
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|           selector: 'test-cmp',
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|           template: getTemplate(),
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|         })
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|         export class TestCmp {}
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|     `);
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| 
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|     env.driveMain();
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| 
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|     const jsContents = env.getContents('test.js');
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|     expect(jsContents).toContain('TestCmp.ngComponentDef = i0.ɵdefineComponent');
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|     expect(jsContents).not.toContain('__decorate');
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| 
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|     const dtsContents = env.getContents('test.d.ts');
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|     expect(dtsContents)
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|         .toContain(
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|             'static ngComponentDef: i0.ɵComponentDefWithMeta<TestCmp, "test-cmp", never, {}, {}, never>');
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|   });
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| 
 | |
|   it('should compile Components (external template) without errors', () => {
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|     env.tsconfig();
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|     env.write('test.ts', `
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|         import {Component} from '@angular/core';
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| 
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|         @Component({
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|           selector: 'test-cmp',
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|           templateUrl: './dir/test.html',
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|         })
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|         export class TestCmp {}
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|     `);
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|     env.write('dir/test.html', '<p>Hello World</p>');
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| 
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|     env.driveMain();
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| 
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|     const jsContents = env.getContents('test.js');
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|     expect(jsContents).toContain('Hello World');
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|   });
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| 
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|   it('should add @nocollapse to static fields when closure annotations are requested', () => {
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|     env.tsconfig({
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|       'annotateForClosureCompiler': true,
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|     });
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|     env.write('test.ts', `
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|         import {Component} from '@angular/core';
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| 
 | |
|         @Component({
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|           selector: 'test-cmp',
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|           templateUrl: './dir/test.html',
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|         })
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|         export class TestCmp {}
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|     `);
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|     env.write('dir/test.html', '<p>Hello World</p>');
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| 
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|     env.driveMain();
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| 
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|     const jsContents = env.getContents('test.js');
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|     expect(jsContents).toContain('/** @nocollapse */ TestCmp.ngComponentDef');
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|   });
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| 
 | |
|   it('should recognize aliased decorators', () => {
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|     env.tsconfig({});
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|     env.write('test.ts', `
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|       import {
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|         Component as AngularComponent,
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|         Directive as AngularDirective,
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|         Pipe as AngularPipe,
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|         Injectable as AngularInjectable,
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|         NgModule as AngularNgModule,
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|         Input as AngularInput,
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|         Output as AngularOutput
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|       } from '@angular/core';
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| 
 | |
|       export class TestBase {
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|         @AngularInput() input: any;
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|         @AngularOutput() output: any;
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|       }
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| 
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|       @AngularComponent({
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|         selector: 'test-component',
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|         template: '...'
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|       })
 | |
|       export class TestComponent {
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|         @AngularInput() input: any;
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|         @AngularOutput() output: any;
 | |
|       }
 | |
| 
 | |
|       @AngularDirective({
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|         selector: 'test-directive'
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|       })
 | |
|       export class TestDirective {}
 | |
| 
 | |
|       @AngularPipe({
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|         name: 'test-pipe'
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|       })
 | |
|       export class TestPipe {}
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| 
 | |
|       @AngularInjectable({})
 | |
|       export class TestInjectable {}
 | |
| 
 | |
|       @AngularNgModule({
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|         declarations: [
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|           TestComponent,
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|           TestDirective,
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|           TestPipe
 | |
|         ],
 | |
|         exports: [
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|           TestComponent,
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|           TestDirective,
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|           TestPipe
 | |
|         ]
 | |
|       })
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|       class MyModule {}
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
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| 
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     expect(jsContents).toContain('TestBase.ngBaseDef = i0.ɵdefineBase');
 | |
|     expect(jsContents).toContain('TestComponent.ngComponentDef = i0.ɵdefineComponent');
 | |
|     expect(jsContents).toContain('TestDirective.ngDirectiveDef = i0.ɵdefineDirective');
 | |
|     expect(jsContents).toContain('TestPipe.ngPipeDef = i0.ɵdefinePipe');
 | |
|     expect(jsContents).toContain('TestInjectable.ngInjectableDef = i0.defineInjectable');
 | |
|     expect(jsContents).toContain('MyModule.ngModuleDef = i0.ɵdefineNgModule');
 | |
|     expect(jsContents).toContain('MyModule.ngInjectorDef = i0.defineInjector');
 | |
|     expect(jsContents).toContain('inputs: { input: "input" }');
 | |
|     expect(jsContents).toContain('outputs: { output: "output" }');
 | |
|   });
 | |
| 
 | |
|   it('should compile Components with a templateUrl in a different rootDir', () => {
 | |
|     env.tsconfig({}, ['./extraRootDir']);
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|     env.write('extraRootDir/test.html', '<p>Hello World</p>');
 | |
|     env.write('test.ts', `
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|         import {Component} from '@angular/core';
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| 
 | |
|         @Component({
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|           selector: 'test-cmp',
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|           templateUrl: 'test.html',
 | |
|         })
 | |
|         export class TestCmp {}
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
| 
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     expect(jsContents).toContain('Hello World');
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|   });
 | |
| 
 | |
|   it('should compile components with styleUrls', () => {
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|     env.tsconfig();
 | |
|     env.write('test.ts', `
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|         import {Component} from '@angular/core';
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| 
 | |
|         @Component({
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|           selector: 'test-cmp',
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|           styleUrls: ['./dir/style.css'],
 | |
|           template: '',
 | |
|         })
 | |
|         export class TestCmp {}
 | |
|     `);
 | |
|     env.write('dir/style.css', ':host { background-color: blue; }');
 | |
| 
 | |
|     env.driveMain();
 | |
| 
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     expect(jsContents).toContain('background-color: blue');
 | |
|   });
 | |
| 
 | |
|   it('should compile components with styleUrls with fallback to .css extension', () => {
 | |
|     env.tsconfig();
 | |
|     env.write('test.ts', `
 | |
|         import {Component} from '@angular/core';
 | |
| 
 | |
|         @Component({
 | |
|           selector: 'test-cmp',
 | |
|           styleUrls: ['./dir/style.scss'],
 | |
|           template: '',
 | |
|         })
 | |
|         export class TestCmp {}
 | |
|     `);
 | |
|     env.write('dir/style.css', ':host { background-color: blue; }');
 | |
| 
 | |
|     env.driveMain();
 | |
| 
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     expect(jsContents).toContain('background-color: blue');
 | |
|   });
 | |
| 
 | |
|   it('should compile NgModules without errors', () => {
 | |
|     env.tsconfig();
 | |
|     env.write('test.ts', `
 | |
|         import {Component, NgModule} from '@angular/core';
 | |
| 
 | |
|         @Component({
 | |
|           selector: 'test-cmp',
 | |
|           template: 'this is a test',
 | |
|         })
 | |
|         export class TestCmp {}
 | |
| 
 | |
|         @NgModule({
 | |
|           declarations: [TestCmp],
 | |
|           bootstrap: [TestCmp],
 | |
|         })
 | |
|         export class TestModule {}
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
| 
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     expect(jsContents)
 | |
|         .toContain(
 | |
|             'i0.ɵdefineNgModule({ type: TestModule, bootstrap: [TestCmp], ' +
 | |
|             'declarations: [TestCmp] })');
 | |
| 
 | |
|     const dtsContents = env.getContents('test.d.ts');
 | |
|     expect(dtsContents)
 | |
|         .toContain(
 | |
|             'static ngComponentDef: i0.ɵComponentDefWithMeta<TestCmp, "test-cmp", never, {}, {}, never>');
 | |
|     expect(dtsContents)
 | |
|         .toContain(
 | |
|             'static ngModuleDef: i0.ɵNgModuleDefWithMeta<TestModule, [typeof TestCmp], never, never>');
 | |
|     expect(dtsContents).not.toContain('__decorate');
 | |
|   });
 | |
| 
 | |
|   it('should compile NgModules with services without errors', () => {
 | |
|     env.tsconfig();
 | |
|     env.write('test.ts', `
 | |
|         import {Component, NgModule} from '@angular/core';
 | |
| 
 | |
|         export class Token {}
 | |
| 
 | |
|         @NgModule({})
 | |
|         export class OtherModule {}
 | |
| 
 | |
|         @Component({
 | |
|           selector: 'test-cmp',
 | |
|           template: 'this is a test',
 | |
|         })
 | |
|         export class TestCmp {}
 | |
| 
 | |
|         @NgModule({
 | |
|           declarations: [TestCmp],
 | |
|           providers: [{provide: Token, useValue: 'test'}],
 | |
|           imports: [OtherModule],
 | |
|         })
 | |
|         export class TestModule {}
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
| 
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     expect(jsContents).toContain('i0.ɵdefineNgModule({ type: TestModule,');
 | |
|     expect(jsContents)
 | |
|         .toContain(
 | |
|             `TestModule.ngInjectorDef = i0.defineInjector({ factory: ` +
 | |
|             `function TestModule_Factory(t) { return new (t || TestModule)(); }, providers: [{ provide: ` +
 | |
|             `Token, useValue: 'test' }], imports: [[OtherModule]] });`);
 | |
| 
 | |
|     const dtsContents = env.getContents('test.d.ts');
 | |
|     expect(dtsContents)
 | |
|         .toContain(
 | |
|             'static ngModuleDef: i0.ɵNgModuleDefWithMeta<TestModule, [typeof TestCmp], [typeof OtherModule], never>');
 | |
|     expect(dtsContents).toContain('static ngInjectorDef: i0.ɵInjectorDef');
 | |
|   });
 | |
| 
 | |
|   it('should compile NgModules with factory providers without errors', () => {
 | |
|     env.tsconfig();
 | |
|     env.write('test.ts', `
 | |
|         import {Component, NgModule} from '@angular/core';
 | |
| 
 | |
|         export class Token {}
 | |
| 
 | |
|         @NgModule({})
 | |
|         export class OtherModule {}
 | |
| 
 | |
|         @Component({
 | |
|           selector: 'test-cmp',
 | |
|           template: 'this is a test',
 | |
|         })
 | |
|         export class TestCmp {}
 | |
| 
 | |
|         @NgModule({
 | |
|           declarations: [TestCmp],
 | |
|           providers: [{provide: Token, useFactory: () => new Token()}],
 | |
|           imports: [OtherModule],
 | |
|         })
 | |
|         export class TestModule {}
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
| 
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     expect(jsContents).toContain('i0.ɵdefineNgModule({ type: TestModule,');
 | |
|     expect(jsContents)
 | |
|         .toContain(
 | |
|             `TestModule.ngInjectorDef = i0.defineInjector({ factory: ` +
 | |
|             `function TestModule_Factory(t) { return new (t || TestModule)(); }, providers: [{ provide: ` +
 | |
|             `Token, useFactory: function () { return new Token(); } }], imports: [[OtherModule]] });`);
 | |
| 
 | |
|     const dtsContents = env.getContents('test.d.ts');
 | |
|     expect(dtsContents)
 | |
|         .toContain(
 | |
|             'static ngModuleDef: i0.ɵNgModuleDefWithMeta<TestModule, [typeof TestCmp], [typeof OtherModule], never>');
 | |
|     expect(dtsContents).toContain('static ngInjectorDef: i0.ɵInjectorDef');
 | |
|   });
 | |
| 
 | |
|   it('should compile NgModules with factory providers and deps without errors', () => {
 | |
|     env.tsconfig();
 | |
|     env.write('test.ts', `
 | |
|         import {Component, NgModule} from '@angular/core';
 | |
| 
 | |
|         export class Dep {}
 | |
| 
 | |
|         export class Token {
 | |
|           constructor(dep: Dep) {}
 | |
|         }
 | |
| 
 | |
|         @NgModule({})
 | |
|         export class OtherModule {}
 | |
| 
 | |
|         @Component({
 | |
|           selector: 'test-cmp',
 | |
|           template: 'this is a test',
 | |
|         })
 | |
|         export class TestCmp {}
 | |
| 
 | |
|         @NgModule({
 | |
|           declarations: [TestCmp],
 | |
|           providers: [{provide: Token, useFactory: (dep: Dep) => new Token(dep), deps: [Dep]}],
 | |
|           imports: [OtherModule],
 | |
|         })
 | |
|         export class TestModule {}
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
| 
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     expect(jsContents).toContain('i0.ɵdefineNgModule({ type: TestModule,');
 | |
|     expect(jsContents)
 | |
|         .toContain(
 | |
|             `TestModule.ngInjectorDef = i0.defineInjector({ factory: ` +
 | |
|             `function TestModule_Factory(t) { return new (t || TestModule)(); }, providers: [{ provide: ` +
 | |
|             `Token, useFactory: function (dep) { return new Token(dep); }, deps: [Dep] }], imports: [[OtherModule]] });`);
 | |
| 
 | |
|     const dtsContents = env.getContents('test.d.ts');
 | |
|     expect(dtsContents)
 | |
|         .toContain(
 | |
|             'static ngModuleDef: i0.ɵNgModuleDefWithMeta<TestModule, [typeof TestCmp], [typeof OtherModule], never>');
 | |
|     expect(dtsContents).toContain('static ngInjectorDef: i0.ɵInjectorDef');
 | |
|   });
 | |
| 
 | |
|   it('should compile NgModules with references to local components', () => {
 | |
|     env.tsconfig();
 | |
|     env.write('test.ts', `
 | |
|       import {NgModule} from '@angular/core';
 | |
|       import {Foo} from './foo';
 | |
| 
 | |
|       @NgModule({
 | |
|         declarations: [Foo],
 | |
|       })
 | |
|       export class FooModule {}
 | |
|     `);
 | |
|     env.write('foo.ts', `
 | |
|       import {Component} from '@angular/core';
 | |
|       @Component({selector: 'foo', template: ''})
 | |
|       export class Foo {}
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
| 
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     const dtsContents = env.getContents('test.d.ts');
 | |
| 
 | |
|     expect(jsContents).toContain('import { Foo } from \'./foo\';');
 | |
|     expect(jsContents).not.toMatch(/as i[0-9] from ".\/foo"/);
 | |
|     expect(dtsContents).toContain('as i1 from "./foo";');
 | |
|   });
 | |
| 
 | |
|   it('should compile NgModules with references to absolute components', () => {
 | |
|     env.tsconfig();
 | |
|     env.write('test.ts', `
 | |
|       import {NgModule} from '@angular/core';
 | |
|       import {Foo} from 'foo';
 | |
| 
 | |
|       @NgModule({
 | |
|         declarations: [Foo],
 | |
|       })
 | |
|       export class FooModule {}
 | |
|     `);
 | |
|     env.write('node_modules/foo/index.ts', `
 | |
|       import {Component} from '@angular/core';
 | |
| 
 | |
|       @Component({
 | |
|         selector: 'foo',
 | |
|         template: '',
 | |
|       })
 | |
|       export class Foo {
 | |
|       }
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
| 
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     const dtsContents = env.getContents('test.d.ts');
 | |
| 
 | |
|     expect(jsContents).toContain('import { Foo } from \'foo\';');
 | |
|     expect(jsContents).not.toMatch(/as i[0-9] from "foo"/);
 | |
|     expect(dtsContents).toContain('as i1 from "foo";');
 | |
|   });
 | |
| 
 | |
|   it('should compile NgModules with references to forward declared bootstrap components', () => {
 | |
|     env.tsconfig();
 | |
|     env.write('test.ts', `
 | |
|       import {Component, forwardRef, NgModule} from '@angular/core';
 | |
| 
 | |
|       @NgModule({
 | |
|         bootstrap: [forwardRef(() => Foo)],
 | |
|       })
 | |
|       export class FooModule {}
 | |
| 
 | |
|       @Component({selector: 'foo', template: 'foo'})
 | |
|       export class Foo {}
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
| 
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     expect(jsContents).toContain('bootstrap: function () { return [Foo]; }');
 | |
|   });
 | |
| 
 | |
|   it('should compile NgModules with references to forward declared directives', () => {
 | |
|     env.tsconfig();
 | |
|     env.write('test.ts', `
 | |
|       import {Directive, forwardRef, NgModule} from '@angular/core';
 | |
| 
 | |
|       @NgModule({
 | |
|         declarations: [forwardRef(() => Foo)],
 | |
|       })
 | |
|       export class FooModule {}
 | |
| 
 | |
|       @Directive({selector: 'foo'})
 | |
|       export class Foo {}
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
| 
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     expect(jsContents).toContain('declarations: function () { return [Foo]; }');
 | |
|   });
 | |
| 
 | |
|   it('should compile NgModules with references to forward declared imports', () => {
 | |
|     env.tsconfig();
 | |
|     env.write('test.ts', `
 | |
|       import {forwardRef, NgModule} from '@angular/core';
 | |
| 
 | |
|       @NgModule({
 | |
|         imports: [forwardRef(() => BarModule)],
 | |
|       })
 | |
|       export class FooModule {}
 | |
| 
 | |
|       @NgModule({})
 | |
|       export class BarModule {}
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
| 
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     expect(jsContents).toContain('imports: function () { return [BarModule]; }');
 | |
|   });
 | |
| 
 | |
|   it('should compile NgModules with references to forward declared exports', () => {
 | |
|     env.tsconfig();
 | |
|     env.write('test.ts', `
 | |
|       import {forwardRef, NgModule} from '@angular/core';
 | |
| 
 | |
|       @NgModule({
 | |
|         exports: [forwardRef(() => BarModule)],
 | |
|       })
 | |
|       export class FooModule {}
 | |
| 
 | |
|       @NgModule({})
 | |
|       export class BarModule {}
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
| 
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     expect(jsContents).toContain('exports: function () { return [BarModule]; }');
 | |
|   });
 | |
| 
 | |
|   it('should compile Pipes without errors', () => {
 | |
|     env.tsconfig();
 | |
|     env.write('test.ts', `
 | |
|         import {Pipe} from '@angular/core';
 | |
| 
 | |
|         @Pipe({
 | |
|           name: 'test-pipe',
 | |
|           pure: false,
 | |
|         })
 | |
|         export class TestPipe {}
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
| 
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     const dtsContents = env.getContents('test.d.ts');
 | |
| 
 | |
|     expect(jsContents)
 | |
|         .toContain(
 | |
|             'TestPipe.ngPipeDef = i0.ɵdefinePipe({ name: "test-pipe", type: TestPipe, ' +
 | |
|             'factory: function TestPipe_Factory(t) { return new (t || TestPipe)(); }, pure: false })');
 | |
|     expect(dtsContents).toContain('static ngPipeDef: i0.ɵPipeDefWithMeta<TestPipe, "test-pipe">;');
 | |
|   });
 | |
| 
 | |
|   it('should compile pure Pipes without errors', () => {
 | |
|     env.tsconfig();
 | |
|     env.write('test.ts', `
 | |
|         import {Pipe} from '@angular/core';
 | |
| 
 | |
|         @Pipe({
 | |
|           name: 'test-pipe',
 | |
|         })
 | |
|         export class TestPipe {}
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
| 
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     const dtsContents = env.getContents('test.d.ts');
 | |
| 
 | |
|     expect(jsContents)
 | |
|         .toContain(
 | |
|             'TestPipe.ngPipeDef = i0.ɵdefinePipe({ name: "test-pipe", type: TestPipe, ' +
 | |
|             'factory: function TestPipe_Factory(t) { return new (t || TestPipe)(); }, pure: true })');
 | |
|     expect(dtsContents).toContain('static ngPipeDef: i0.ɵPipeDefWithMeta<TestPipe, "test-pipe">;');
 | |
|   });
 | |
| 
 | |
|   it('should compile Pipes with dependencies', () => {
 | |
|     env.tsconfig();
 | |
|     env.write('test.ts', `
 | |
|         import {Pipe} from '@angular/core';
 | |
| 
 | |
|         export class Dep {}
 | |
| 
 | |
|         @Pipe({
 | |
|           name: 'test-pipe',
 | |
|           pure: false,
 | |
|         })
 | |
|         export class TestPipe {
 | |
|           constructor(dep: Dep) {}
 | |
|         }
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
| 
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     expect(jsContents).toContain('return new (t || TestPipe)(i0.ɵdirectiveInject(Dep));');
 | |
|   });
 | |
| 
 | |
|   it('should include @Pipes in @NgModule scopes', () => {
 | |
|     env.tsconfig();
 | |
|     env.write('test.ts', `
 | |
|         import {Component, NgModule, Pipe} from '@angular/core';
 | |
| 
 | |
|         @Pipe({name: 'test'})
 | |
|         export class TestPipe {}
 | |
| 
 | |
|         @Component({selector: 'test-cmp', template: '{{value | test}}'})
 | |
|         export class TestCmp {}
 | |
| 
 | |
|         @NgModule({declarations: [TestPipe, TestCmp]})
 | |
|         export class TestModule {}
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
| 
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     expect(jsContents).toContain('pipes: [TestPipe]');
 | |
| 
 | |
|     const dtsContents = env.getContents('test.d.ts');
 | |
|     expect(dtsContents)
 | |
|         .toContain(
 | |
|             'i0.ɵNgModuleDefWithMeta<TestModule, [typeof TestPipe, typeof TestCmp], never, never>');
 | |
|   });
 | |
| 
 | |
|   describe('empty and missing selectors', () => {
 | |
|     it('should use default selector for Components when no selector present', () => {
 | |
|       env.tsconfig({});
 | |
|       env.write('test.ts', `
 | |
|         import {Component} from '@angular/core';
 | |
| 
 | |
|         @Component({
 | |
|           template: '...',
 | |
|         })
 | |
|         export class TestCmp {}
 | |
|       `);
 | |
| 
 | |
|       env.driveMain();
 | |
| 
 | |
|       const jsContents = env.getContents('test.js');
 | |
|       expect(jsContents).toContain('selectors: [["ng-component"]]');
 | |
|     });
 | |
| 
 | |
|     it('should use default selector for Components with empty string selector', () => {
 | |
|       env.tsconfig({});
 | |
|       env.write('test.ts', `
 | |
|         import {Component} from '@angular/core';
 | |
| 
 | |
|         @Component({
 | |
|           selector: '',
 | |
|           template: '...',
 | |
|         })
 | |
|         export class TestCmp {}
 | |
|       `);
 | |
| 
 | |
|       env.driveMain();
 | |
| 
 | |
|       const jsContents = env.getContents('test.js');
 | |
|       expect(jsContents).toContain('selectors: [["ng-component"]]');
 | |
|     });
 | |
| 
 | |
|     it('should throw if selector is missing in Directive decorator params', () => {
 | |
|       env.tsconfig({});
 | |
|       env.write('test.ts', `
 | |
|         import {Directive} from '@angular/core';
 | |
| 
 | |
|         @Directive({
 | |
|           inputs: ['a', 'b']
 | |
|         })
 | |
|         export class TestDir {}
 | |
|       `);
 | |
| 
 | |
|       const errors = env.driveDiagnostics();
 | |
|       expect(trim(errors[0].messageText as string))
 | |
|           .toContain('Directive TestDir has no selector, please add it!');
 | |
|     });
 | |
| 
 | |
|     it('should throw if Directive selector is an empty string', () => {
 | |
|       env.tsconfig({});
 | |
|       env.write('test.ts', `
 | |
|         import {Directive} from '@angular/core';
 | |
| 
 | |
|         @Directive({
 | |
|           selector: ''
 | |
|         })
 | |
|         export class TestDir {}
 | |
|       `);
 | |
| 
 | |
|       const errors = env.driveDiagnostics();
 | |
|       expect(trim(errors[0].messageText as string))
 | |
|           .toContain('Directive TestDir has no selector, please add it!');
 | |
|     });
 | |
|   });
 | |
| 
 | |
|   describe('multiple decorators on classes', () => {
 | |
|     it('should compile @Injectable on Components, Directives, Pipes, and Modules', () => {
 | |
|       env.tsconfig();
 | |
|       env.write('test.ts', `
 | |
|         import {Component, Directive, Injectable, NgModule, Pipe} from '@angular/core';
 | |
| 
 | |
|         @Component({selector: 'test', template: 'test'})
 | |
|         @Injectable()
 | |
|         export class TestCmp {}
 | |
| 
 | |
|         @Directive({selector: 'test'})
 | |
|         @Injectable()
 | |
|         export class TestDir {}
 | |
| 
 | |
|         @Pipe({name: 'test'})
 | |
|         @Injectable()
 | |
|         export class TestPipe {}
 | |
| 
 | |
|         @NgModule({declarations: [TestCmp, TestDir, TestPipe]})
 | |
|         @Injectable()
 | |
|         export class TestNgModule {}
 | |
|       `);
 | |
| 
 | |
|       env.driveMain();
 | |
|       const jsContents = env.getContents('test.js');
 | |
|       const dtsContents = env.getContents('test.d.ts');
 | |
| 
 | |
|       // Validate that each class has the primary definition.
 | |
|       expect(jsContents).toContain('TestCmp.ngComponentDef =');
 | |
|       expect(jsContents).toContain('TestDir.ngDirectiveDef =');
 | |
|       expect(jsContents).toContain('TestPipe.ngPipeDef =');
 | |
|       expect(jsContents).toContain('TestNgModule.ngModuleDef =');
 | |
| 
 | |
|       // Validate that each class also has an injectable definition.
 | |
|       expect(jsContents).toContain('TestCmp.ngInjectableDef =');
 | |
|       expect(jsContents).toContain('TestDir.ngInjectableDef =');
 | |
|       expect(jsContents).toContain('TestPipe.ngInjectableDef =');
 | |
|       expect(jsContents).toContain('TestNgModule.ngInjectableDef =');
 | |
| 
 | |
|       // Validate that each class's .d.ts declaration has the primary definition.
 | |
|       expect(dtsContents).toContain('ComponentDefWithMeta<TestCmp');
 | |
|       expect(dtsContents).toContain('DirectiveDefWithMeta<TestDir');
 | |
|       expect(dtsContents).toContain('PipeDefWithMeta<TestPipe');
 | |
|       expect(dtsContents).toContain('NgModuleDefWithMeta<TestNgModule');
 | |
| 
 | |
|       // Validate that each class's .d.ts declaration also has an injectable definition.
 | |
|       expect(dtsContents).toContain('InjectableDef<TestCmp');
 | |
|       expect(dtsContents).toContain('InjectableDef<TestDir');
 | |
|       expect(dtsContents).toContain('InjectableDef<TestPipe');
 | |
|       expect(dtsContents).toContain('InjectableDef<TestNgModule');
 | |
|     });
 | |
| 
 | |
|     it('should not compile a component and a directive annotation on the same class', () => {
 | |
|       env.tsconfig();
 | |
|       env.write('test.ts', `
 | |
|         import {Component, Directive} from '@angular/core';
 | |
| 
 | |
|         @Component({selector: 'test', template: 'test'})
 | |
|         @Directive({selector: 'test'})
 | |
|         class ShouldNotCompile {}
 | |
|       `);
 | |
| 
 | |
|       const errors = env.driveDiagnostics();
 | |
|       expect(errors.length).toBe(1);
 | |
|       expect(errors[0].messageText).toContain('Two incompatible decorators on class');
 | |
|     });
 | |
| 
 | |
| 
 | |
| 
 | |
|     it('should leave decorators present on jit: true directives', () => {
 | |
|       env.tsconfig();
 | |
|       env.write('test.ts', `
 | |
|         import {Directive, Inject} from '@angular/core';
 | |
| 
 | |
|         @Directive({
 | |
|           selector: 'test',
 | |
|           jit: true,
 | |
|         })
 | |
|         export class Test {
 | |
|           constructor(@Inject('foo') foo: string) {}
 | |
|         }
 | |
|       `);
 | |
|       env.driveMain();
 | |
|       const jsContents = env.getContents('test.js');
 | |
|       expect(jsContents).toContain('Directive({');
 | |
|       expect(jsContents).toContain('__param(0, Inject');
 | |
|     });
 | |
|   });
 | |
| 
 | |
|   describe('compiling invalid @Injectables', () => {
 | |
|     describe('with strictInjectionParameters = true', () => {
 | |
|       it('should give a compile-time error if an invalid @Injectable is used with no arguments',
 | |
|          () => {
 | |
|            env.tsconfig({strictInjectionParameters: true});
 | |
|            env.write('test.ts', `
 | |
|             import {Injectable} from '@angular/core';
 | |
| 
 | |
|             @Injectable()
 | |
|             export class Test {
 | |
|               constructor(private notInjectable: string) {}
 | |
|             }
 | |
|           `);
 | |
| 
 | |
|            const errors = env.driveDiagnostics();
 | |
|            expect(errors.length).toBe(1);
 | |
|            expect(errors[0].messageText).toContain('No suitable injection token for parameter');
 | |
|          });
 | |
| 
 | |
|       it('should give a compile-time error if an invalid @Injectable is used with an argument',
 | |
|          () => {
 | |
|            env.tsconfig({strictInjectionParameters: true});
 | |
|            env.write('test.ts', `
 | |
|             import {Injectable} from '@angular/core';
 | |
| 
 | |
|             @Injectable()
 | |
|             export class Test {
 | |
|               constructor(private notInjectable: string) {}
 | |
|             }
 | |
|           `);
 | |
| 
 | |
|            const errors = env.driveDiagnostics();
 | |
|            expect(errors.length).toBe(1);
 | |
|            expect(errors[0].messageText).toContain('No suitable injection token for parameter');
 | |
|          });
 | |
| 
 | |
|       it('should not give a compile-time error if an invalid @Injectable is used with useValue',
 | |
|          () => {
 | |
|            env.tsconfig({strictInjectionParameters: true});
 | |
|            env.write('test.ts', `
 | |
|                import {Injectable} from '@angular/core';
 | |
| 
 | |
|                @Injectable({
 | |
|                  providedIn: 'root',
 | |
|                  useValue: '42',
 | |
|                })
 | |
|                export class Test {
 | |
|                  constructor(private notInjectable: string) {}
 | |
|                }
 | |
|              `);
 | |
| 
 | |
|            env.driveMain();
 | |
|            const jsContents = env.getContents('test.js');
 | |
|            expect(jsContents).toMatch(/if \(t\).*throw new Error.* else .* '42'/ms);
 | |
|          });
 | |
|     });
 | |
| 
 | |
|     describe('with strictInjectionParameters = false', () => {
 | |
|       it('should compile an @Injectable on a class with a non-injectable constructor', () => {
 | |
|         env.tsconfig({strictInjectionParameters: false});
 | |
|         env.write('test.ts', `
 | |
|           import {Injectable} from '@angular/core';
 | |
| 
 | |
|           @Injectable()
 | |
|           export class Test {
 | |
|             constructor(private notInjectable: string) {}
 | |
|           }
 | |
|         `);
 | |
| 
 | |
|         env.driveMain();
 | |
|         const jsContents = env.getContents('test.js');
 | |
|         expect(jsContents).toContain('factory: function Test_Factory(t) { throw new Error(');
 | |
|       });
 | |
| 
 | |
|       it('should compile an @Injectable provided in the root on a class with a non-injectable constructor',
 | |
|          () => {
 | |
|            env.tsconfig({strictInjectionParameters: false});
 | |
|            env.write('test.ts', `
 | |
|             import {Injectable} from '@angular/core';
 | |
|             @Injectable({providedIn: 'root'})
 | |
|             export class Test {
 | |
|               constructor(private notInjectable: string) {}
 | |
|             }
 | |
|           `);
 | |
| 
 | |
|            env.driveMain();
 | |
|            const jsContents = env.getContents('test.js');
 | |
|            expect(jsContents).toContain('factory: function Test_Factory(t) { throw new Error(');
 | |
|          });
 | |
| 
 | |
|     });
 | |
|   });
 | |
| 
 | |
|   describe('templateUrl and styleUrls processing', () => {
 | |
|     const testsForResource = (resource: string) => [
 | |
|         // [component location, resource location, resource reference]
 | |
| 
 | |
|         // component and resource are in the same folder
 | |
|         [`a/app.ts`, `a/${resource}`, `./${resource}`],  //
 | |
|         [`a/app.ts`, `a/${resource}`, resource],         //
 | |
|         [`a/app.ts`, `a/${resource}`, `/a/${resource}`],
 | |
| 
 | |
|         // resource is one level up
 | |
|         [`a/app.ts`, resource, `../${resource}`],  //
 | |
|         [`a/app.ts`, resource, `/${resource}`],
 | |
| 
 | |
|         // component and resource are in different folders
 | |
|         [`a/app.ts`, `b/${resource}`, `../b/${resource}`],  //
 | |
|         [`a/app.ts`, `b/${resource}`, `/b/${resource}`],
 | |
| 
 | |
|         // resource is in subfolder of component directory
 | |
|         [`a/app.ts`, `a/b/c/${resource}`, `./b/c/${resource}`],  //
 | |
|         [`a/app.ts`, `a/b/c/${resource}`, `b/c/${resource}`],    //
 | |
|         [`a/app.ts`, `a/b/c/${resource}`, `/a/b/c/${resource}`],
 | |
|     ];
 | |
| 
 | |
|     testsForResource('style.css').forEach((test) => {
 | |
|       const [compLoc, styleLoc, styleRef] = test;
 | |
|       it(`should handle ${styleRef}`, () => {
 | |
|         env.tsconfig();
 | |
|         env.write(styleLoc, ':host { background-color: blue; }');
 | |
|         env.write(compLoc, `
 | |
|           import {Component} from '@angular/core';
 | |
| 
 | |
|           @Component({
 | |
|             selector: 'test-cmp',
 | |
|             styleUrls: ['${styleRef}'],
 | |
|             template: '...',
 | |
|           })
 | |
|           export class TestCmp {}
 | |
|         `);
 | |
| 
 | |
|         env.driveMain();
 | |
| 
 | |
|         const jsContents = env.getContents(compLoc.replace('.ts', '.js'));
 | |
|         expect(jsContents).toContain('background-color: blue');
 | |
|       });
 | |
|     });
 | |
| 
 | |
|     testsForResource('template.html').forEach((test) => {
 | |
|       const [compLoc, templateLoc, templateRef] = test;
 | |
|       it(`should handle ${templateRef}`, () => {
 | |
|         env.tsconfig();
 | |
|         env.write(templateLoc, 'Template Content');
 | |
|         env.write(compLoc, `
 | |
|           import {Component} from '@angular/core';
 | |
| 
 | |
|           @Component({
 | |
|             selector: 'test-cmp',
 | |
|             templateUrl: '${templateRef}'
 | |
|           })
 | |
|           export class TestCmp {}
 | |
|         `);
 | |
| 
 | |
|         env.driveMain();
 | |
| 
 | |
|         const jsContents = env.getContents(compLoc.replace('.ts', '.js'));
 | |
|         expect(jsContents).toContain('Template Content');
 | |
|       });
 | |
|     });
 | |
|   });
 | |
| 
 | |
|   describe('former View Engine AST transform bugs', () => {
 | |
|     it('should compile array literals behind conditionals', () => {
 | |
|       env.tsconfig();
 | |
|       env.write('test.ts', `
 | |
|         import {Component} from '@angular/core';
 | |
| 
 | |
|         @Component({
 | |
|           selector: 'test',
 | |
|           template: '{{value ? "yes" : [no]}}',
 | |
|         })
 | |
|         class TestCmp {
 | |
|           value = true;
 | |
|           no = 'no';
 | |
|         }
 | |
|       `);
 | |
| 
 | |
|       env.driveMain();
 | |
|       expect(env.getContents('test.js')).toContain('i0.ɵpureFunction1');
 | |
|     });
 | |
| 
 | |
|     it('should compile array literals inside function arguments', () => {
 | |
|       env.tsconfig();
 | |
|       env.write('test.ts', `
 | |
|         import {Component} from '@angular/core';
 | |
| 
 | |
|         @Component({
 | |
|           selector: 'test',
 | |
|           template: '{{fn([test])}}',
 | |
|         })
 | |
|         class TestCmp {
 | |
|           fn(arg: any): string {
 | |
|             return 'test';
 | |
|           }
 | |
| 
 | |
|           test = 'test';
 | |
|         }
 | |
|       `);
 | |
| 
 | |
|       env.driveMain();
 | |
|       expect(env.getContents('test.js')).toContain('i0.ɵpureFunction1');
 | |
|     });
 | |
|   });
 | |
| 
 | |
|   describe('unwrapping ModuleWithProviders functions', () => {
 | |
|     it('should extract the generic type and include it in the module\'s declaration', () => {
 | |
|       env.tsconfig();
 | |
|       env.write(`test.ts`, `
 | |
|         import {NgModule} from '@angular/core';
 | |
|         import {RouterModule} from 'router';
 | |
| 
 | |
|         @NgModule({imports: [RouterModule.forRoot()]})
 | |
|         export class TestModule {}
 | |
|     `);
 | |
| 
 | |
|       env.write('node_modules/router/index.d.ts', `
 | |
|         import {ModuleWithProviders, ɵNgModuleDefWithMeta} from '@angular/core';
 | |
| 
 | |
|         declare class RouterModule {
 | |
|           static forRoot(): ModuleWithProviders<RouterModule>;
 | |
|           static ngModuleDef: ɵNgModuleDefWithMeta<RouterModule, never, never, never>;
 | |
|         }
 | |
|     `);
 | |
| 
 | |
|       env.driveMain();
 | |
| 
 | |
|       const jsContents = env.getContents('test.js');
 | |
|       expect(jsContents).toContain('imports: [[RouterModule.forRoot()]]');
 | |
| 
 | |
|       const dtsContents = env.getContents('test.d.ts');
 | |
|       expect(dtsContents).toContain(`import * as i1 from "router";`);
 | |
|       expect(dtsContents)
 | |
|           .toContain('i0.ɵNgModuleDefWithMeta<TestModule, never, [typeof i1.RouterModule], never>');
 | |
|     });
 | |
| 
 | |
|     it('should extract the generic type if it is provided as qualified type name', () => {
 | |
|       env.tsconfig();
 | |
|       env.write(`test.ts`, `
 | |
|         import {NgModule} from '@angular/core';
 | |
|         import {RouterModule} from 'router';
 | |
| 
 | |
|         @NgModule({imports: [RouterModule.forRoot()]})
 | |
|         export class TestModule {}
 | |
|     `);
 | |
| 
 | |
|       env.write('node_modules/router/index.d.ts', `
 | |
|         import {ModuleWithProviders} from '@angular/core';
 | |
|         import * as internal from './internal';
 | |
|         export {InternalRouterModule} from './internal';
 | |
| 
 | |
|         declare export class RouterModule {
 | |
|           static forRoot(): ModuleWithProviders<internal.InternalRouterModule>;
 | |
|         }
 | |
| 
 | |
|     `);
 | |
| 
 | |
|       env.write('node_modules/router/internal.d.ts', `
 | |
|         import {ɵNgModuleDefWithMeta} from '@angular/core';
 | |
|         export declare class InternalRouterModule {
 | |
|           static ngModuleDef: ɵNgModuleDefWithMeta<InternalRouterModule, never, never, never>;
 | |
|         }
 | |
|     `);
 | |
| 
 | |
|       env.driveMain();
 | |
| 
 | |
|       const jsContents = env.getContents('test.js');
 | |
|       expect(jsContents).toContain('imports: [[RouterModule.forRoot()]]');
 | |
| 
 | |
|       const dtsContents = env.getContents('test.d.ts');
 | |
|       expect(dtsContents).toContain(`import * as i1 from "router";`);
 | |
|       expect(dtsContents)
 | |
|           .toContain(
 | |
|               'i0.ɵNgModuleDefWithMeta<TestModule, never, [typeof i1.InternalRouterModule], never>');
 | |
|     });
 | |
|   });
 | |
| 
 | |
|   it('should unwrap a ModuleWithProviders-like function if a matching literal type is provided for it',
 | |
|      () => {
 | |
|        env.tsconfig();
 | |
|        env.write(`test.ts`, `
 | |
|         import {NgModule} from '@angular/core';
 | |
|         import {RouterModule} from 'router';
 | |
| 
 | |
|         @NgModule({imports: [RouterModule.forRoot()]})
 | |
|         export class TestModule {}
 | |
|     `);
 | |
| 
 | |
|        env.write('node_modules/router/index.d.ts', `
 | |
|         import {ModuleWithProviders, ɵNgModuleDefWithMeta} from '@angular/core';
 | |
| 
 | |
|         export interface MyType extends ModuleWithProviders {}
 | |
| 
 | |
|         declare class RouterModule {
 | |
|           static forRoot(): (MyType)&{ngModule:RouterModule};
 | |
|           static ngModuleDef: ɵNgModuleDefWithMeta<RouterModule, never, never, never>;
 | |
|         }
 | |
|     `);
 | |
| 
 | |
|        env.driveMain();
 | |
| 
 | |
|        const jsContents = env.getContents('test.js');
 | |
|        expect(jsContents).toContain('imports: [[RouterModule.forRoot()]]');
 | |
| 
 | |
|        const dtsContents = env.getContents('test.d.ts');
 | |
|        expect(dtsContents).toContain(`import * as i1 from "router";`);
 | |
|        expect(dtsContents)
 | |
|            .toContain(
 | |
|                'i0.ɵNgModuleDefWithMeta<TestModule, never, [typeof i1.RouterModule], never>');
 | |
|      });
 | |
| 
 | |
|   it('should inject special types according to the metadata', () => {
 | |
|     env.tsconfig();
 | |
|     env.write(`test.ts`, `
 | |
|         import {
 | |
|           Attribute,
 | |
|           ChangeDetectorRef,
 | |
|           Component,
 | |
|           ElementRef,
 | |
|           Injector,
 | |
|           Renderer2,
 | |
|           TemplateRef,
 | |
|           ViewContainerRef,
 | |
|         } from '@angular/core';
 | |
| 
 | |
|         @Component({
 | |
|           selector: 'test',
 | |
|           template: 'Test',
 | |
|         })
 | |
|         class FooCmp {
 | |
|           constructor(
 | |
|             @Attribute("test") attr: string,
 | |
|             cdr: ChangeDetectorRef,
 | |
|             er: ElementRef,
 | |
|             i: Injector,
 | |
|             r2: Renderer2,
 | |
|             tr: TemplateRef,
 | |
|             vcr: ViewContainerRef,
 | |
|           ) {}
 | |
|         }
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     expect(jsContents)
 | |
|         .toContain(
 | |
|             `factory: function FooCmp_Factory(t) { return new (t || FooCmp)(i0.ɵinjectAttribute("test"), i0.ɵdirectiveInject(i0.ChangeDetectorRef), i0.ɵdirectiveInject(i0.ElementRef), i0.ɵdirectiveInject(i0.Injector), i0.ɵdirectiveInject(i0.Renderer2), i0.ɵdirectiveInject(i0.TemplateRef), i0.ɵdirectiveInject(i0.ViewContainerRef)); }`);
 | |
|   });
 | |
| 
 | |
|   it('should generate queries for components', () => {
 | |
|     env.tsconfig();
 | |
|     env.write(`test.ts`, `
 | |
|         import {Component, ContentChild, ContentChildren, TemplateRef, ViewChild} from '@angular/core';
 | |
| 
 | |
|         @Component({
 | |
|           selector: 'test',
 | |
|           template: '<div #foo></div>',
 | |
|           queries: {
 | |
|             'mview': new ViewChild('test1'),
 | |
|             'mcontent': new ContentChild('test2'),
 | |
|           }
 | |
|         })
 | |
|         class FooCmp {
 | |
|           @ContentChild('bar', {read: TemplateRef}) child: any;
 | |
|           @ContentChildren(TemplateRef) children: any;
 | |
|           get aview(): any { return null; }
 | |
|           @ViewChild('accessor') set aview(value: any) {}
 | |
|         }
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     expect(jsContents).toMatch(varRegExp('bar'));
 | |
|     expect(jsContents).toMatch(varRegExp('test1'));
 | |
|     expect(jsContents).toMatch(varRegExp('test2'));
 | |
|     expect(jsContents).toMatch(varRegExp('accessor'));
 | |
|     // match `i0.ɵcontentQuery(dirIndex, _c1, true, TemplateRef)`
 | |
|     expect(jsContents).toMatch(contentQueryRegExp('\\w+', true, 'TemplateRef'));
 | |
|     // match `i0.ɵviewQuery(_c2, true, null)`
 | |
|     expect(jsContents).toMatch(viewQueryRegExp(true));
 | |
|   });
 | |
| 
 | |
|   it('should generate queries for directives', () => {
 | |
|     env.tsconfig();
 | |
|     env.write(`test.ts`, `
 | |
|         import {Directive, ContentChild, ContentChildren, TemplateRef, ViewChild} from '@angular/core';
 | |
| 
 | |
|         @Directive({
 | |
|           selector: '[test]',
 | |
|           queries: {
 | |
|             'mview': new ViewChild('test1'),
 | |
|             'mcontent': new ContentChild('test2'),
 | |
|           }
 | |
|         })
 | |
|         class FooCmp {
 | |
|           @ContentChild('bar', {read: TemplateRef}) child: any;
 | |
|           @ContentChildren(TemplateRef) children: any;
 | |
|           get aview(): any { return null; }
 | |
|           @ViewChild('accessor') set aview(value: any) {}
 | |
|         }
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     expect(jsContents).toMatch(varRegExp('bar'));
 | |
|     expect(jsContents).toMatch(varRegExp('test1'));
 | |
|     expect(jsContents).toMatch(varRegExp('test2'));
 | |
|     expect(jsContents).toMatch(varRegExp('accessor'));
 | |
|     // match `i0.ɵcontentQuery(dirIndex, _c1, true, TemplateRef)`
 | |
|     expect(jsContents).toMatch(contentQueryRegExp('\\w+', true, 'TemplateRef'));
 | |
| 
 | |
|     // match `i0.ɵviewQuery(_c2, true, null)`
 | |
|     // Note that while ViewQuery doesn't necessarily make sense on a directive, because it doesn't
 | |
|     // have a view, we still need to handle it because a component could extend the directive.
 | |
|     expect(jsContents).toMatch(viewQueryRegExp(true));
 | |
|   });
 | |
| 
 | |
|   it('should handle queries that use forwardRef', () => {
 | |
|     env.tsconfig();
 | |
|     env.write(`test.ts`, `
 | |
|         import {Component, ContentChild, TemplateRef, ViewContainerRef, forwardRef} from '@angular/core';
 | |
| 
 | |
|         @Component({
 | |
|           selector: 'test',
 | |
|           template: '<div #foo></div>',
 | |
|         })
 | |
|         class FooCmp {
 | |
|           @ContentChild(forwardRef(() => TemplateRef)) child: any;
 | |
| 
 | |
|           @ContentChild(forwardRef(function() { return ViewContainerRef; })) child2: any;
 | |
|         }
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     // match `i0.ɵcontentQuery(dirIndex, TemplateRef, true, null)`
 | |
|     expect(jsContents).toMatch(contentQueryRegExp('TemplateRef', true));
 | |
|     // match `i0.ɵcontentQuery(dirIndex, ViewContainerRef, true, null)`
 | |
|     expect(jsContents).toMatch(contentQueryRegExp('ViewContainerRef', true));
 | |
|   });
 | |
| 
 | |
|   it('should compile expressions that write keys', () => {
 | |
|     env.tsconfig();
 | |
|     env.write(`test.ts`, `
 | |
|         import {Component, ContentChild, TemplateRef, ViewContainerRef, forwardRef} from '@angular/core';
 | |
| 
 | |
|         @Component({
 | |
|           selector: 'test',
 | |
|           template: '<div (click)="test[key] = $event">',
 | |
|         })
 | |
|         class TestCmp {
 | |
|           test: any;
 | |
|           key: string;
 | |
|         }
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
|     expect(env.getContents('test.js')).toContain('test[key] = $event');
 | |
|   });
 | |
| 
 | |
|   it('should generate host listeners for components', () => {
 | |
|     env.tsconfig();
 | |
|     env.write(`test.ts`, `
 | |
|         import {Component, HostListener} from '@angular/core';
 | |
| 
 | |
|         @Component({
 | |
|           selector: 'test',
 | |
|           template: 'Test'
 | |
|         })
 | |
|         class FooCmp {
 | |
|           @HostListener('click')
 | |
|           onClick(event: any): void {}
 | |
| 
 | |
|           @HostListener('document:click', ['$event.target'])
 | |
|           onDocumentClick(eventTarget: HTMLElement): void {}
 | |
| 
 | |
|           @HostListener('window:scroll')
 | |
|           onWindowScroll(event: any): void {}
 | |
|         }
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     const hostBindingsFn = `
 | |
|       hostBindings: function FooCmp_HostBindings(rf, ctx, elIndex) {
 | |
|         if (rf & 1) {
 | |
|           i0.ɵlistener("click", function FooCmp_click_HostBindingHandler($event) { return ctx.onClick(); });
 | |
|           i0.ɵlistener("click", function FooCmp_click_HostBindingHandler($event) { return ctx.onDocumentClick($event.target); }, false, i0.ɵresolveDocument);
 | |
|           i0.ɵlistener("scroll", function FooCmp_scroll_HostBindingHandler($event) { return ctx.onWindowScroll(); }, false, i0.ɵresolveWindow);
 | |
|         }
 | |
|       }
 | |
|     `;
 | |
|     expect(trim(jsContents)).toContain(trim(hostBindingsFn));
 | |
|   });
 | |
| 
 | |
|   it('should throw in case unknown global target is provided', () => {
 | |
|     env.tsconfig();
 | |
|     env.write(`test.ts`, `
 | |
|         import {Component, HostListener} from '@angular/core';
 | |
| 
 | |
|         @Component({
 | |
|           selector: 'test',
 | |
|           template: 'Test'
 | |
|         })
 | |
|         class FooCmp {
 | |
|           @HostListener('UnknownTarget:click')
 | |
|           onClick(event: any): void {}
 | |
|         }
 | |
|     `);
 | |
|     const errors = env.driveDiagnostics();
 | |
|     expect(trim(errors[0].messageText as string))
 | |
|         .toContain(
 | |
|             `Unexpected global target 'UnknownTarget' defined for 'click' event. Supported list of global targets: window,document,body.`);
 | |
|   });
 | |
| 
 | |
|   it('should throw in case pipes are used in host listeners', () => {
 | |
|     env.tsconfig();
 | |
|     env.write(`test.ts`, `
 | |
|         import {Component} from '@angular/core';
 | |
| 
 | |
|         @Component({
 | |
|           selector: 'test',
 | |
|           template: '...',
 | |
|           host: {
 | |
|             '(click)': 'doSmth() | myPipe'
 | |
|           }
 | |
|         })
 | |
|         class FooCmp {}
 | |
|     `);
 | |
|     const errors = env.driveDiagnostics();
 | |
|     expect(trim(errors[0].messageText as string))
 | |
|         .toContain('Cannot have a pipe in an action expression');
 | |
|   });
 | |
| 
 | |
|   it('should throw in case pipes are used in host listeners', () => {
 | |
|     env.tsconfig();
 | |
|     env.write(`test.ts`, `
 | |
|         import {Component} from '@angular/core';
 | |
| 
 | |
|         @Component({
 | |
|           selector: 'test',
 | |
|           template: '...',
 | |
|           host: {
 | |
|             '[id]': 'id | myPipe'
 | |
|           }
 | |
|         })
 | |
|         class FooCmp {}
 | |
|     `);
 | |
|     const errors = env.driveDiagnostics();
 | |
|     expect(trim(errors[0].messageText as string))
 | |
|         .toContain('Host binding expression cannot contain pipes');
 | |
|   });
 | |
| 
 | |
|   it('should generate host bindings for directives', () => {
 | |
|     env.tsconfig();
 | |
|     env.write(`test.ts`, `
 | |
|         import {Component, HostBinding, HostListener, TemplateRef} from '@angular/core';
 | |
| 
 | |
|         @Component({
 | |
|           selector: 'test',
 | |
|           template: 'Test',
 | |
|           host: {
 | |
|             '[attr.hello]': 'foo',
 | |
|             '(click)': 'onClick($event)',
 | |
|             '(body:click)': 'onBodyClick($event)',
 | |
|             '[prop]': 'bar',
 | |
|           },
 | |
|         })
 | |
|         class FooCmp {
 | |
|           onClick(event: any): void {}
 | |
| 
 | |
|           @HostBinding('class.someclass')
 | |
|           get someClass(): boolean { return false; }
 | |
| 
 | |
|           @HostListener('change', ['arg1', 'arg2', 'arg3'])
 | |
|           onChange(event: any, arg: any): void {}
 | |
|         }
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     const hostBindingsFn = `
 | |
|       hostBindings: function FooCmp_HostBindings(rf, ctx, elIndex) {
 | |
|         if (rf & 1) {
 | |
|           i0.ɵallocHostVars(2);
 | |
|           i0.ɵlistener("click", function FooCmp_click_HostBindingHandler($event) { return ctx.onClick($event); });
 | |
|           i0.ɵlistener("click", function FooCmp_click_HostBindingHandler($event) { return ctx.onBodyClick($event); }, false, i0.ɵresolveBody);
 | |
|           i0.ɵlistener("change", function FooCmp_change_HostBindingHandler($event) { return ctx.onChange(ctx.arg1, ctx.arg2, ctx.arg3); });
 | |
|           i0.ɵelementStyling(_c0, null, null, ctx);
 | |
|         }
 | |
|         if (rf & 2) {
 | |
|           i0.ɵelementAttribute(elIndex, "hello", i0.ɵbind(ctx.foo));
 | |
|           i0.ɵelementProperty(elIndex, "prop", i0.ɵbind(ctx.bar), null, true);
 | |
|           i0.ɵelementClassProp(elIndex, 0, ctx.someClass, ctx);
 | |
|           i0.ɵelementStylingApply(elIndex, ctx);
 | |
|         }
 | |
|       }
 | |
|     `;
 | |
|     expect(trim(jsContents)).toContain(trim(hostBindingsFn));
 | |
|   });
 | |
| 
 | |
|   it('should accept dynamic host attribute bindings', () => {
 | |
|     env.tsconfig();
 | |
|     env.write('other.d.ts', `
 | |
|       export declare const foo: any;
 | |
|     `);
 | |
|     env.write('test.ts', `
 | |
|       import {Component} from '@angular/core';
 | |
|       import {foo} from './other';
 | |
| 
 | |
|       const test = foo.bar();
 | |
| 
 | |
|       @Component({
 | |
|         selector: 'test',
 | |
|         template: '',
 | |
|         host: {
 | |
|           'test': test,
 | |
|         },
 | |
|       })
 | |
|       export class TestCmp {}
 | |
|     `);
 | |
|     env.driveMain();
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     expect(jsContents).toContain('i0.ɵelementHostAttrs(ctx, ["test", test])');
 | |
|   });
 | |
| 
 | |
|   it('should accept enum values as host bindings', () => {
 | |
|     env.tsconfig();
 | |
|     env.write(`test.ts`, `
 | |
|         import {Component, HostBinding, HostListener, TemplateRef} from '@angular/core';
 | |
| 
 | |
|         enum HostBindings {
 | |
|           Hello = 'foo'
 | |
|         }
 | |
| 
 | |
|         @Component({
 | |
|           selector: 'test',
 | |
|           template: 'Test',
 | |
|           host: {
 | |
|             '[attr.hello]': HostBindings.Hello,
 | |
|           },
 | |
|         })
 | |
|         class FooCmp {
 | |
|           foo = 'test';
 | |
|         }
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
|     expect(env.getContents('test.js')).toContain('"hello", i0.ɵbind(ctx.foo)');
 | |
|   });
 | |
| 
 | |
|   it('should generate host listeners for directives within hostBindings section', () => {
 | |
|     env.tsconfig();
 | |
|     env.write(`test.ts`, `
 | |
|         import {Directive, HostListener} from '@angular/core';
 | |
| 
 | |
|         @Directive({
 | |
|           selector: '[test]',
 | |
|         })
 | |
|         class Dir {
 | |
|           @HostListener('change', ['arg'])
 | |
|           onChange(event: any, arg: any): void {}
 | |
|         }
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     const hostBindingsFn = `
 | |
|       hostBindings: function Dir_HostBindings(rf, ctx, elIndex) {
 | |
|         if (rf & 1) {
 | |
|           i0.ɵlistener("change", function Dir_change_HostBindingHandler($event) { return ctx.onChange(ctx.arg); });
 | |
|         }
 | |
|       }
 | |
|     `;
 | |
|     expect(trim(jsContents)).toContain(trim(hostBindingsFn));
 | |
|   });
 | |
| 
 | |
|   it('should use proper default value for preserveWhitespaces config param', () => {
 | |
|     env.tsconfig();  // default is `false`
 | |
|     env.write(`test.ts`, `
 | |
|       import {Component} from '@angular/core';
 | |
|        @Component({
 | |
|         selector: 'test',
 | |
|         preserveWhitespaces: false,
 | |
|         template: \`
 | |
|           <div>
 | |
|             Template with whitespaces
 | |
|           </div>
 | |
|         \`
 | |
|       })
 | |
|       class FooCmp {}
 | |
|     `);
 | |
|     env.driveMain();
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     expect(jsContents).toContain('text(1, " Template with whitespaces ");');
 | |
|   });
 | |
| 
 | |
|   it('should take preserveWhitespaces config option into account', () => {
 | |
|     env.tsconfig({preserveWhitespaces: true});
 | |
|     env.write(`test.ts`, `
 | |
|       import {Component} from '@angular/core';
 | |
|        @Component({
 | |
|         selector: 'test',
 | |
|         template: \`
 | |
|           <div>
 | |
|             Template with whitespaces
 | |
|           </div>
 | |
|         \`
 | |
|       })
 | |
|       class FooCmp {}
 | |
|     `);
 | |
|     env.driveMain();
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     expect(jsContents)
 | |
|         .toContain('text(2, "\\n            Template with whitespaces\\n          ");');
 | |
|   });
 | |
| 
 | |
|   it('@Component\'s preserveWhitespaces should override the one defined in config', () => {
 | |
|     env.tsconfig({preserveWhitespaces: true});
 | |
|     env.write(`test.ts`, `
 | |
|       import {Component} from '@angular/core';
 | |
|        @Component({
 | |
|         selector: 'test',
 | |
|         preserveWhitespaces: false,
 | |
|         template: \`
 | |
|           <div>
 | |
|             Template with whitespaces
 | |
|           </div>
 | |
|         \`
 | |
|       })
 | |
|       class FooCmp {}
 | |
|     `);
 | |
|     env.driveMain();
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     expect(jsContents).toContain('text(1, " Template with whitespaces ");');
 | |
|   });
 | |
| 
 | |
|   it('should use proper default value for i18nUseExternalIds config param', () => {
 | |
|     env.tsconfig();  // default is `true`
 | |
|     env.write(`test.ts`, `
 | |
|       import {Component} from '@angular/core';
 | |
|        @Component({
 | |
|         selector: 'test',
 | |
|         template: '<div i18n>Some text</div>'
 | |
|       })
 | |
|       class FooCmp {}
 | |
|     `);
 | |
|     env.driveMain();
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     expect(jsContents).toContain('i18n(1, MSG_EXTERNAL_8321000940098097247$$TEST_TS_0);');
 | |
|   });
 | |
| 
 | |
|   it('should take i18nUseExternalIds config option into account', () => {
 | |
|     env.tsconfig({i18nUseExternalIds: false});
 | |
|     env.write(`test.ts`, `
 | |
|       import {Component} from '@angular/core';
 | |
|        @Component({
 | |
|         selector: 'test',
 | |
|         template: '<div i18n>Some text</div>'
 | |
|       })
 | |
|       class FooCmp {}
 | |
|     `);
 | |
|     env.driveMain();
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     expect(jsContents).toContain('i18n(1, MSG_TEST_TS_0);');
 | |
|   });
 | |
| 
 | |
|   it('@Component\'s `interpolation` should override default interpolation config', () => {
 | |
|     env.tsconfig();
 | |
|     env.write(`test.ts`, `
 | |
|       import {Component} from '@angular/core';
 | |
|       @Component({
 | |
|         selector: 'cmp-with-custom-interpolation-a',
 | |
|         template: \`<div>{%text%}</div>\`,
 | |
|         interpolation: ['{%', '%}']
 | |
|       })
 | |
|       class ComponentWithCustomInterpolationA {
 | |
|         text = 'Custom Interpolation A';
 | |
|       }
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     expect(jsContents).toContain('interpolation1("", ctx.text, "")');
 | |
|   });
 | |
| 
 | |
|   it('should handle `encapsulation` field', () => {
 | |
|     env.tsconfig();
 | |
|     env.write(`test.ts`, `
 | |
|       import {Component, ViewEncapsulation} from '@angular/core';
 | |
|       @Component({
 | |
|         selector: 'comp-a',
 | |
|         template: '...',
 | |
|         encapsulation: ViewEncapsulation.None
 | |
|       })
 | |
|       class CompA {}
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     expect(jsContents).toContain('encapsulation: 2');
 | |
|   });
 | |
| 
 | |
|   it('should throw if `encapsulation` contains invalid value', () => {
 | |
|     env.tsconfig();
 | |
|     env.write('test.ts', `
 | |
|       import {Component} from '@angular/core';
 | |
|       @Component({
 | |
|         selector: 'comp-a',
 | |
|         template: '...',
 | |
|         encapsulation: 'invalid-value'
 | |
|       })
 | |
|       class CompA {}
 | |
|     `);
 | |
|     const errors = env.driveDiagnostics();
 | |
|     expect(errors[0].messageText)
 | |
|         .toContain('encapsulation must be a member of ViewEncapsulation enum from @angular/core');
 | |
|   });
 | |
| 
 | |
|   it('should handle `changeDetection` field', () => {
 | |
|     env.tsconfig();
 | |
|     env.write(`test.ts`, `
 | |
|       import {Component, ChangeDetectionStrategy} from '@angular/core';
 | |
|       @Component({
 | |
|         selector: 'comp-a',
 | |
|         template: '...',
 | |
|         changeDetection: ChangeDetectionStrategy.OnPush
 | |
|       })
 | |
|       class CompA {}
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     expect(jsContents).toContain('changeDetection: 0');
 | |
|   });
 | |
| 
 | |
|   it('should throw if `changeDetection` contains invalid value', () => {
 | |
|     env.tsconfig();
 | |
|     env.write('test.ts', `
 | |
|       import {Component} from '@angular/core';
 | |
|       @Component({
 | |
|         selector: 'comp-a',
 | |
|         template: '...',
 | |
|         changeDetection: 'invalid-value'
 | |
|       })
 | |
|       class CompA {}
 | |
|     `);
 | |
|     const errors = env.driveDiagnostics();
 | |
|     expect(errors[0].messageText)
 | |
|         .toContain(
 | |
|             'changeDetection must be a member of ChangeDetectionStrategy enum from @angular/core');
 | |
|   });
 | |
| 
 | |
|   it('should ignore empty bindings', () => {
 | |
|     env.tsconfig();
 | |
|     env.write(`test.ts`, `
 | |
|       import {Component} from '@angular/core';
 | |
|        @Component({
 | |
|         selector: 'test',
 | |
|         template: '<div [someProp]></div>'
 | |
|       })
 | |
|       class FooCmp {}
 | |
|     `);
 | |
|     env.driveMain();
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     expect(jsContents).not.toContain('i0.ɵelementProperty');
 | |
|   });
 | |
| 
 | |
|   it('should correctly recognize local symbols', () => {
 | |
|     env.tsconfig();
 | |
|     env.write('module.ts', `
 | |
|         import {NgModule} from '@angular/core';
 | |
|         import {Dir, Comp} from './test';
 | |
| 
 | |
|         @NgModule({
 | |
|           declarations: [Dir, Comp],
 | |
|           exports: [Dir, Comp],
 | |
|         })
 | |
|         class Module {}
 | |
|     `);
 | |
|     env.write(`test.ts`, `
 | |
|         import {Component, Directive} from '@angular/core';
 | |
| 
 | |
|         @Directive({
 | |
|           selector: '[dir]',
 | |
|         })
 | |
|         export class Dir {}
 | |
| 
 | |
|         @Component({
 | |
|           selector: 'test',
 | |
|           template: '<div dir>Test</div>',
 | |
|         })
 | |
|         export class Comp {}
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     expect(jsContents).not.toMatch(/import \* as i[0-9] from ['"].\/test['"]/);
 | |
|   });
 | |
| 
 | |
|   it('should generate exportAs declarations', () => {
 | |
|     env.tsconfig();
 | |
|     env.write('test.ts', `
 | |
|         import {Component, Directive} from '@angular/core';
 | |
| 
 | |
|         @Directive({
 | |
|           selector: '[test]',
 | |
|           exportAs: 'foo',
 | |
|         })
 | |
|         class Dir {}
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
| 
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     expect(jsContents).toContain(`exportAs: ["foo"]`);
 | |
|   });
 | |
| 
 | |
|   it('should generate multiple exportAs declarations', () => {
 | |
|     env.tsconfig();
 | |
|     env.write('test.ts', `
 | |
|         import {Component, Directive} from '@angular/core';
 | |
| 
 | |
|         @Directive({
 | |
|           selector: '[test]',
 | |
|           exportAs: 'foo, bar',
 | |
|         })
 | |
|         class Dir {}
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
| 
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     expect(jsContents).toContain(`exportAs: ["foo", "bar"]`);
 | |
|   });
 | |
| 
 | |
|   it('should generate correct factory stubs for a test module', () => {
 | |
|     env.tsconfig({'allowEmptyCodegenFiles': true});
 | |
| 
 | |
|     env.write('test.ts', `
 | |
|         import {Injectable, NgModule} from '@angular/core';
 | |
| 
 | |
|         @Injectable()
 | |
|         export class NotAModule {}
 | |
| 
 | |
|         @NgModule({})
 | |
|         export class TestModule {}
 | |
|     `);
 | |
| 
 | |
|     env.write('empty.ts', `
 | |
|         import {Injectable} from '@angular/core';
 | |
| 
 | |
|         @Injectable()
 | |
|         export class NotAModule {}
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
| 
 | |
|     const factoryContents = env.getContents('test.ngfactory.js');
 | |
|     expect(factoryContents).toContain(`import * as i0 from '@angular/core';`);
 | |
|     expect(factoryContents).toContain(`import { NotAModule, TestModule } from './test';`);
 | |
|     expect(factoryContents)
 | |
|         .toContain(`export var TestModuleNgFactory = new i0.ɵNgModuleFactory(TestModule);`);
 | |
|     expect(factoryContents).not.toContain(`NotAModuleNgFactory`);
 | |
|     expect(factoryContents).not.toContain('ɵNonEmptyModule');
 | |
| 
 | |
|     const emptyFactory = env.getContents('empty.ngfactory.js');
 | |
|     expect(emptyFactory).toContain(`import * as i0 from '@angular/core';`);
 | |
|     expect(emptyFactory).toContain(`export var ɵNonEmptyModule = true;`);
 | |
|   });
 | |
| 
 | |
|   it('should copy a top-level comment into a factory stub', () => {
 | |
|     env.tsconfig({'allowEmptyCodegenFiles': true});
 | |
| 
 | |
|     env.write('test.ts', `/** I am a top-level comment. */
 | |
|         import {NgModule} from '@angular/core';
 | |
| 
 | |
|         @NgModule({})
 | |
|         export class TestModule {}
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
| 
 | |
|     const factoryContents = env.getContents('test.ngfactory.js');
 | |
|     expect(factoryContents).toMatch(/^\/\*\* I am a top-level comment\. \*\//);
 | |
|   });
 | |
| 
 | |
|   it('should be able to compile an app using the factory shim', () => {
 | |
|     env.tsconfig({'allowEmptyCodegenFiles': true});
 | |
| 
 | |
|     env.write('test.ts', `
 | |
|         export {MyModuleNgFactory} from './my-module.ngfactory';
 | |
|     `);
 | |
| 
 | |
|     env.write('my-module.ts', `
 | |
|         import {NgModule} from '@angular/core';
 | |
| 
 | |
|         @NgModule({})
 | |
|         export class MyModule {}
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
|   });
 | |
| 
 | |
|   it('should generate correct imports in factory stubs when compiling @angular/core', () => {
 | |
|     env.tsconfig({'allowEmptyCodegenFiles': true});
 | |
| 
 | |
|     env.write('test.ts', `
 | |
|         import {NgModule} from '@angular/core';
 | |
| 
 | |
|         @NgModule({})
 | |
|         export class TestModule {}
 | |
|     `);
 | |
| 
 | |
|     // Trick the compiler into thinking it's compiling @angular/core.
 | |
|     env.write('r3_symbols.ts', 'export const ITS_JUST_ANGULAR = true;');
 | |
| 
 | |
|     env.driveMain();
 | |
| 
 | |
|     const factoryContents = env.getContents('test.ngfactory.js');
 | |
|     expect(normalize(factoryContents)).toBe(normalize(`
 | |
|       import * as i0 from "./r3_symbols";
 | |
|       import { TestModule } from './test';
 | |
|       export var TestModuleNgFactory = new i0.NgModuleFactory(TestModule);
 | |
|     `));
 | |
|   });
 | |
| 
 | |
|   it('should generate a summary stub for decorated classes in the input file only', () => {
 | |
|     env.tsconfig({'allowEmptyCodegenFiles': true});
 | |
| 
 | |
|     env.write('test.ts', `
 | |
|         import {Injectable, NgModule} from '@angular/core';
 | |
| 
 | |
|         export class NotAModule {}
 | |
| 
 | |
|         @NgModule({})
 | |
|         export class TestModule {}
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
| 
 | |
|     const summaryContents = env.getContents('test.ngsummary.js');
 | |
|     expect(summaryContents).toEqual(`export var TestModuleNgSummary = null;\n`);
 | |
|   });
 | |
| 
 | |
|   it('should generate a summary stub for classes exported via exports', () => {
 | |
|     env.tsconfig({'allowEmptyCodegenFiles': true});
 | |
| 
 | |
|     env.write('test.ts', `
 | |
|         import {Injectable, NgModule} from '@angular/core';
 | |
| 
 | |
|         @NgModule({})
 | |
|         class NotDirectlyExported {}
 | |
| 
 | |
|         export {NotDirectlyExported};
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
| 
 | |
|     const summaryContents = env.getContents('test.ngsummary.js');
 | |
|     expect(summaryContents).toEqual(`export var NotDirectlyExportedNgSummary = null;\n`);
 | |
|   });
 | |
| 
 | |
|   it('it should generate empty export when there are no other summary symbols, to ensure the output is a valid ES module',
 | |
|      () => {
 | |
|        env.tsconfig({'allowEmptyCodegenFiles': true});
 | |
|        env.write('empty.ts', `
 | |
|         export class NotAModule {}
 | |
|     `);
 | |
| 
 | |
|        env.driveMain();
 | |
| 
 | |
|        const emptySummary = env.getContents('empty.ngsummary.js');
 | |
|        // The empty export ensures this js file is still an ES module.
 | |
|        expect(emptySummary).toEqual(`export var ɵempty = null;\n`);
 | |
|      });
 | |
| 
 | |
|   it('should compile a banana-in-a-box inside of a template', () => {
 | |
|     env.tsconfig();
 | |
|     env.write('test.ts', `
 | |
|         import {Component} from '@angular/core';
 | |
| 
 | |
|         @Component({
 | |
|           template: '<div *tmpl [(bananaInABox)]="prop"></div>',
 | |
|           selector: 'test'
 | |
|         })
 | |
|         class TestCmp {}
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
|   });
 | |
| 
 | |
|   it('generates inherited factory definitions', () => {
 | |
|     env.tsconfig();
 | |
|     env.write(`test.ts`, `
 | |
|         import {Injectable} from '@angular/core';
 | |
| 
 | |
|         class Dep {}
 | |
| 
 | |
|         @Injectable()
 | |
|         class Base {
 | |
|           constructor(dep: Dep) {}
 | |
|         }
 | |
| 
 | |
|         @Injectable()
 | |
|         class Child extends Base {}
 | |
| 
 | |
|         @Injectable()
 | |
|         class GrandChild extends Child {
 | |
|           constructor() {
 | |
|             super(null!);
 | |
|           }
 | |
|         }
 | |
|     `);
 | |
| 
 | |
| 
 | |
|     env.driveMain();
 | |
|     const jsContents = env.getContents('test.js');
 | |
| 
 | |
|     expect(jsContents)
 | |
|         .toContain('function Base_Factory(t) { return new (t || Base)(i0.inject(Dep)); }');
 | |
|     expect(jsContents).toContain('var ɵChild_BaseFactory = i0.ɵgetInheritedFactory(Child)');
 | |
|     expect(jsContents)
 | |
|         .toContain('function Child_Factory(t) { return ɵChild_BaseFactory((t || Child)); }');
 | |
|     expect(jsContents)
 | |
|         .toContain('function GrandChild_Factory(t) { return new (t || GrandChild)(); }');
 | |
|   });
 | |
| 
 | |
|   it('generates base factories for directives', () => {
 | |
|     env.tsconfig();
 | |
|     env.write(`test.ts`, `
 | |
|         import {Directive} from '@angular/core';
 | |
| 
 | |
|         class Base {}
 | |
| 
 | |
|         @Directive({
 | |
|           selector: '[test]',
 | |
|         })
 | |
|         class Dir extends Base {
 | |
|         }
 | |
|     `);
 | |
| 
 | |
| 
 | |
|     env.driveMain();
 | |
|     const jsContents = env.getContents('test.js');
 | |
| 
 | |
|     expect(jsContents).toContain('var ɵDir_BaseFactory = i0.ɵgetInheritedFactory(Dir)');
 | |
|   });
 | |
| 
 | |
|   it('should wrap "directives" in component metadata in a closure when forward references are present',
 | |
|      () => {
 | |
|        env.tsconfig();
 | |
|        env.write('test.ts', `
 | |
|         import {Component, NgModule} from '@angular/core';
 | |
| 
 | |
|         @Component({
 | |
|           selector: 'cmp-a',
 | |
|           template: '<cmp-b></cmp-b>',
 | |
|         })
 | |
|         class CmpA {}
 | |
| 
 | |
|         @Component({
 | |
|           selector: 'cmp-b',
 | |
|           template: 'This is B',
 | |
|         })
 | |
|         class CmpB {}
 | |
| 
 | |
|         @NgModule({
 | |
|           declarations: [CmpA, CmpB],
 | |
|         })
 | |
|         class Module {}
 | |
|     `);
 | |
| 
 | |
|        env.driveMain();
 | |
| 
 | |
|        const jsContents = env.getContents('test.js');
 | |
|        expect(jsContents).toContain('directives: function () { return [CmpB]; }');
 | |
|      });
 | |
| 
 | |
|   it('should emit setClassMetadata calls for all types', () => {
 | |
|     env.tsconfig();
 | |
|     env.write('test.ts', `
 | |
|       import {Component, Directive, Injectable, NgModule, Pipe} from '@angular/core';
 | |
| 
 | |
|       @Component({selector: 'cmp', template: 'I am a component!'}) class TestComponent {}
 | |
|       @Directive({selector: 'dir'}) class TestDirective {}
 | |
|       @Injectable() class TestInjectable {}
 | |
|       @NgModule({declarations: [TestComponent, TestDirective]}) class TestNgModule {}
 | |
|       @Pipe({name: 'pipe'}) class TestPipe {}
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     expect(jsContents).toContain('ɵsetClassMetadata(TestComponent, ');
 | |
|     expect(jsContents).toContain('ɵsetClassMetadata(TestDirective, ');
 | |
|     expect(jsContents).toContain('ɵsetClassMetadata(TestInjectable, ');
 | |
|     expect(jsContents).toContain('ɵsetClassMetadata(TestNgModule, ');
 | |
|     expect(jsContents).toContain('ɵsetClassMetadata(TestPipe, ');
 | |
|   });
 | |
| 
 | |
|   it('should use imported types in setClassMetadata if they can be represented as values', () => {
 | |
|     env.tsconfig({});
 | |
| 
 | |
|     env.write(`types.ts`, `
 | |
|       export class MyTypeA {}
 | |
|       export class MyTypeB {}
 | |
|     `);
 | |
|     env.write(`test.ts`, `
 | |
|       import {Component, Inject, Injectable} from '@angular/core';
 | |
|       import {MyTypeA, MyTypeB} from './types';
 | |
| 
 | |
|       @Injectable({providedIn: 'root'})
 | |
|       export class SomeService {
 | |
|         constructor(arg: MyTypeA) {}
 | |
|       }
 | |
| 
 | |
|       @Component({
 | |
|         selector: 'some-comp',
 | |
|         template: '...',
 | |
|       })
 | |
|       export class SomeComp {
 | |
|         constructor(@Inject('arg-token') arg: MyTypeB) {}
 | |
|       }
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
|     const jsContents = trim(env.getContents('test.js'));
 | |
|     expect(jsContents).toContain(`import * as i1 from "./types";`);
 | |
|     expect(jsContents).toMatch(setClassMetadataRegExp('type: i1\\.MyTypeA'));
 | |
|     expect(jsContents).toMatch(setClassMetadataRegExp('type: i1\\.MyTypeB'));
 | |
|   });
 | |
| 
 | |
|   it('should use imported types in setClassMetadata if they can be represented as values and imported as `* as foo`',
 | |
|      () => {
 | |
|        env.tsconfig({});
 | |
| 
 | |
|        env.write(`types.ts`, `
 | |
|          export class MyTypeA {}
 | |
|          export class MyTypeB {}
 | |
|        `);
 | |
|        env.write(`test.ts`, `
 | |
|          import {Component, Inject, Injectable} from '@angular/core';
 | |
|          import * as types from './types';
 | |
| 
 | |
|          @Injectable({providedIn: 'root'})
 | |
|          export class SomeService {
 | |
|            constructor(arg: types.MyTypeA) {}
 | |
|          }
 | |
| 
 | |
|          @Component({
 | |
|            selector: 'some-comp',
 | |
|            template: '...',
 | |
|          })
 | |
|          export class SomeComp {
 | |
|            constructor(@Inject('arg-token') arg: types.MyTypeB) {}
 | |
|          }
 | |
|       `);
 | |
| 
 | |
|        env.driveMain();
 | |
|        const jsContents = trim(env.getContents('test.js'));
 | |
|        expect(jsContents).toContain(`import * as i1 from "./types";`);
 | |
|        expect(jsContents).toMatch(setClassMetadataRegExp('type: i1.MyTypeA'));
 | |
|        expect(jsContents).toMatch(setClassMetadataRegExp('type: i1.MyTypeB'));
 | |
|      });
 | |
| 
 | |
|   it('should use default-imported types if they can be represented as values', () => {
 | |
|     env.tsconfig({});
 | |
| 
 | |
|     env.write(`types.ts`, `
 | |
|             export default class Default {}
 | |
|             export class Other {}
 | |
|           `);
 | |
|     env.write(`test.ts`, `
 | |
|             import {Component} from '@angular/core';
 | |
|             import {Other} from './types';
 | |
|             import Default from './types';
 | |
| 
 | |
|             @Component({selector: 'test', template: 'test'})
 | |
|             export class SomeCmp {
 | |
|               constructor(arg: Default, other: Other) {}
 | |
|             }
 | |
|          `);
 | |
| 
 | |
|     env.driveMain();
 | |
|     const jsContents = trim(env.getContents('test.js'));
 | |
|     expect(jsContents).toContain(`import Default from './types';`);
 | |
|     expect(jsContents).toContain(`import * as i1 from "./types";`);
 | |
|     expect(jsContents).toContain('i0.ɵdirectiveInject(Default)');
 | |
|     expect(jsContents).toContain('i0.ɵdirectiveInject(i1.Other)');
 | |
|     expect(jsContents).toMatch(setClassMetadataRegExp('type: Default'));
 | |
|     expect(jsContents).toMatch(setClassMetadataRegExp('type: i1.Other'));
 | |
|   });
 | |
| 
 | |
|   it('should use `undefined` in setClassMetadata if types can\'t be represented as values', () => {
 | |
|     env.tsconfig({});
 | |
| 
 | |
|     env.write(`types.ts`, `
 | |
|       export type MyType = Map<any, any>;
 | |
|     `);
 | |
|     env.write(`test.ts`, `
 | |
|       import {Component, Inject, Injectable} from '@angular/core';
 | |
|       import {MyType} from './types';
 | |
| 
 | |
|       @Component({
 | |
|         selector: 'some-comp',
 | |
|         template: '...',
 | |
|       })
 | |
|       export class SomeComp {
 | |
|         constructor(@Inject('arg-token') arg: MyType) {}
 | |
|       }
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
|     const jsContents = trim(env.getContents('test.js'));
 | |
|     expect(jsContents).not.toContain(`import { MyType } from './types';`);
 | |
|     // Note: `type: undefined` below, since MyType can't be represented as a value
 | |
|     expect(jsContents).toMatch(setClassMetadataRegExp('type: undefined'));
 | |
|   });
 | |
| 
 | |
|   it('should not throw in case whitespaces and HTML comments are present inside <ng-content>',
 | |
|      () => {
 | |
|        env.tsconfig();
 | |
|        env.write('test.ts', `
 | |
|           import {Component} from '@angular/core';
 | |
| 
 | |
|           @Component({
 | |
|             selector: 'cmp-a',
 | |
|             template: \`
 | |
|               <ng-content>
 | |
|                 <!-- Some comments -->
 | |
|               </ng-content>
 | |
|             \`,
 | |
|           })
 | |
|           class CmpA {}
 | |
|        `);
 | |
|        const errors = env.driveDiagnostics();
 | |
|        expect(errors.length).toBe(0);
 | |
|      });
 | |
| 
 | |
|   it('should compile a template using multiple directives with the same selector', () => {
 | |
|     env.tsconfig();
 | |
|     env.write('test.ts', `
 | |
|       import {Component, Directive, NgModule} from '@angular/core';
 | |
| 
 | |
|       @Directive({selector: '[test]'})
 | |
|       class DirA {}
 | |
| 
 | |
|       @Directive({selector: '[test]'})
 | |
|       class DirB {}
 | |
| 
 | |
|       @Component({
 | |
|         template: '<div test></div>',
 | |
|       })
 | |
|       class Cmp {}
 | |
| 
 | |
|       @NgModule({
 | |
|         declarations: [Cmp, DirA, DirB],
 | |
|       })
 | |
|       class Module {}
 | |
|   `);
 | |
| 
 | |
|     env.driveMain();
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     expect(jsContents).toMatch(/directives: \[DirA,\s+DirB\]/);
 | |
|   });
 | |
| 
 | |
|   describe('cycle detection', () => {
 | |
|     it('should detect a simple cycle and use remote component scoping', () => {
 | |
|       env.tsconfig();
 | |
|       env.write('test.ts', `
 | |
|         import {Component, NgModule} from '@angular/core';
 | |
|         import {NormalComponent} from './cyclic';
 | |
| 
 | |
|         @Component({
 | |
|           selector: 'cyclic-component',
 | |
|           template: 'Importing this causes a cycle',
 | |
|         })
 | |
|         export class CyclicComponent {}
 | |
| 
 | |
|         @NgModule({
 | |
|           declarations: [NormalComponent, CyclicComponent],
 | |
|         })
 | |
|         export class Module {}
 | |
|       `);
 | |
| 
 | |
|       env.write('cyclic.ts', `
 | |
|         import {Component} from '@angular/core';
 | |
| 
 | |
|         @Component({
 | |
|           selector: 'normal-component',
 | |
|           template: '<cyclic-component></cyclic-component>',
 | |
|         })
 | |
|         export class NormalComponent {}
 | |
|       `);
 | |
| 
 | |
|       env.driveMain();
 | |
|       const jsContents = env.getContents('test.js');
 | |
|       expect(jsContents)
 | |
|           .toMatch(
 | |
|               /i\d\.ɵsetComponentScope\(NormalComponent,\s+\[NormalComponent,\s+CyclicComponent\],\s+\[\]\)/);
 | |
|       expect(jsContents).not.toContain('/*__PURE__*/ i0.ɵsetComponentScope');
 | |
|     });
 | |
| 
 | |
|     it('should detect a cycle added entirely during compilation', () => {
 | |
|       env.tsconfig();
 | |
|       env.write('test.ts', `
 | |
|         import {NgModule} from '@angular/core';
 | |
|         import {ACmp} from './a';
 | |
|         import {BCmp} from './b';
 | |
| 
 | |
|         @NgModule({declarations: [ACmp, BCmp]})
 | |
|         export class Module {}
 | |
|       `);
 | |
|       env.write('a.ts', `
 | |
|         import {Component} from '@angular/core';
 | |
| 
 | |
|         @Component({
 | |
|           selector: 'a-cmp',
 | |
|           template: '<b-cmp></b-cmp>',
 | |
|         })
 | |
|         export class ACmp {}
 | |
|       `);
 | |
|       env.write('b.ts', `
 | |
|         import {Component} from '@angular/core';
 | |
| 
 | |
|         @Component({
 | |
|           selector: 'b-cmp',
 | |
|           template: '<a-cmp></a-cmp>',
 | |
|         })
 | |
|         export class BCmp {}
 | |
|       `);
 | |
|       env.driveMain();
 | |
|       const aJsContents = env.getContents('a.js');
 | |
|       const bJsContents = env.getContents('b.js');
 | |
|       expect(aJsContents).toMatch(/import \* as i\d? from ".\/b"/);
 | |
|       expect(bJsContents).not.toMatch(/import \* as i\d? from ".\/a"/);
 | |
|     });
 | |
|   });
 | |
| 
 | |
|   describe('multiple local refs', () => {
 | |
|     const getComponentScript = (template: string): string => `
 | |
|       import {Component, Directive, NgModule} from '@angular/core';
 | |
| 
 | |
|       @Component({selector: 'my-cmp', template: \`${template}\`})
 | |
|       class Cmp {}
 | |
| 
 | |
|       @NgModule({declarations: [Cmp]})
 | |
|       class Module {}
 | |
|     `;
 | |
| 
 | |
|     const cases = [
 | |
|       `
 | |
|         <div #ref></div>
 | |
|         <div #ref></div>
 | |
|       `,
 | |
|       `
 | |
|         <ng-container>
 | |
|           <div #ref></div>
 | |
|         </ng-container>
 | |
|         <div #ref></div>
 | |
|       `,
 | |
|       `
 | |
|         <ng-template>
 | |
|           <div #ref></div>
 | |
|         </ng-template>
 | |
|         <div #ref></div>
 | |
|       `,
 | |
|       `
 | |
|         <div *ngIf="visible" #ref></div>
 | |
|         <div #ref></div>
 | |
|       `,
 | |
|       `
 | |
|         <div *ngFor="let item of items" #ref></div>
 | |
|         <div #ref></div>
 | |
|       `
 | |
|     ];
 | |
| 
 | |
|     cases.forEach(template => {
 | |
|       it('should not throw', () => {
 | |
|         env.tsconfig();
 | |
|         env.write('test.ts', getComponentScript(template));
 | |
|         const errors = env.driveDiagnostics();
 | |
|         expect(errors.length).toBe(0);
 | |
|       });
 | |
|     });
 | |
|   });
 | |
| 
 | |
|   it('should wrap "inputs" and "outputs" keys if they contain unsafe characters', () => {
 | |
|     env.tsconfig({});
 | |
|     env.write(`test.ts`, `
 | |
|       import {Directive, Input} from '@angular/core';
 | |
| 
 | |
|       @Directive({
 | |
|         selector: '[somedir]',
 | |
|         inputs: ['track-type', 'track-name', 'inputTrackName'],
 | |
|         outputs: ['output-track-type', 'output-track-name', 'outputTrackName']
 | |
|       })
 | |
|       export class SomeDir {
 | |
|         @Input('track-type') trackType: string;
 | |
|         @Input('track-name') trackName: string;
 | |
|       }
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
|     const jsContents = env.getContents('test.js');
 | |
|     const inputsAndOutputs = `
 | |
|       inputs: {
 | |
|         "track-type": "track-type",
 | |
|         "track-name": "track-name",
 | |
|         inputTrackName: "inputTrackName",
 | |
|         trackType: ["track-type", "trackType"],
 | |
|         trackName: ["track-name", "trackName"]
 | |
|       },
 | |
|       outputs: {
 | |
|         "output-track-type": "output-track-type",
 | |
|         "output-track-name": "output-track-name",
 | |
|         outputTrackName: "outputTrackName"
 | |
|       }
 | |
|     `;
 | |
|     expect(trim(jsContents)).toContain(trim(inputsAndOutputs));
 | |
|   });
 | |
| 
 | |
|   it('should compile programs with typeRoots', () => {
 | |
|     // Write out a custom tsconfig.json that includes 'typeRoots' and 'files'. 'files' is necessary
 | |
|     // because otherwise TS picks up the testTypeRoot/test/index.d.ts file into the program
 | |
|     // automatically. Shims are also turned on (via allowEmptyCodegenFiles) because the shim
 | |
|     // ts.CompilerHost wrapper can break typeRoot functionality (which this test is meant to
 | |
|     // detect).
 | |
|     env.write('tsconfig.json', `{
 | |
|       "extends": "./tsconfig-base.json",
 | |
|       "angularCompilerOptions": {
 | |
|         "allowEmptyCodegenFiles": true
 | |
|       },
 | |
|       "compilerOptions": {
 | |
|         "typeRoots": ["./testTypeRoot"],
 | |
|       },
 | |
|       "files": ["./test.ts"]
 | |
|     }`);
 | |
|     env.write('test.ts', `
 | |
|       import {Test} from 'ambient';
 | |
|       console.log(Test);
 | |
|     `);
 | |
|     env.write('testTypeRoot/.exists', '');
 | |
|     env.write('testTypeRoot/test/index.d.ts', `
 | |
|       declare module 'ambient' {
 | |
|         export const Test = 'This is a test';
 | |
|       }
 | |
|     `);
 | |
| 
 | |
|     env.driveMain();
 | |
| 
 | |
|     // Success is enough to indicate that this passes.
 | |
|   });
 | |
| 
 | |
|   describe('when processing external directives', () => {
 | |
|     it('should not emit multiple references to the same directive', () => {
 | |
|       env.tsconfig();
 | |
|       env.write('node_modules/external/index.d.ts', `
 | |
|         import {ɵDirectiveDefWithMeta, ɵNgModuleDefWithMeta} from '@angular/core';
 | |
| 
 | |
|         export declare class ExternalDir {
 | |
|           static ngDirectiveDef: ɵDirectiveDefWithMeta<ExternalDir, '[test]', never, never, never, never>;
 | |
|         }
 | |
| 
 | |
|         export declare class ExternalModule {
 | |
|           static ngModuleDef: ɵNgModuleDefWithMeta<ExternalModule, [typeof ExternalDir], never, [typeof ExternalDir]>;
 | |
|         }
 | |
|       `);
 | |
|       env.write('test.ts', `
 | |
|         import {Component, Directive, NgModule} from '@angular/core';
 | |
|         import {ExternalModule} from 'external';
 | |
| 
 | |
|         @Component({
 | |
|           template: '<div test></div>',
 | |
|         })
 | |
|         class Cmp {}
 | |
| 
 | |
|         @NgModule({
 | |
|           declarations: [Cmp],
 | |
|           // Multiple imports of the same module used to result in duplicate directive references
 | |
|           // in the output.
 | |
|           imports: [ExternalModule, ExternalModule],
 | |
|         })
 | |
|         class Module {}
 | |
|       `);
 | |
| 
 | |
|       env.driveMain();
 | |
|       const jsContents = env.getContents('test.js');
 | |
|       expect(jsContents).toMatch(/directives: \[i1\.ExternalDir\]/);
 | |
|     });
 | |
| 
 | |
|     it('should import directives by their external name', () => {
 | |
|       env.tsconfig();
 | |
|       env.write('node_modules/external/index.d.ts', `
 | |
|         import {ɵDirectiveDefWithMeta, ɵNgModuleDefWithMeta} from '@angular/core';
 | |
|         import {InternalDir} from './internal';
 | |
| 
 | |
|         export {InternalDir as ExternalDir} from './internal';
 | |
| 
 | |
|         export declare class ExternalModule {
 | |
|           static ngModuleDef: ɵNgModuleDefWithMeta<ExternalModule, [typeof InternalDir], never, [typeof InternalDir]>;
 | |
|         }
 | |
|       `);
 | |
|       env.write('node_modules/external/internal.d.ts', `
 | |
| 
 | |
|         export declare class InternalDir {
 | |
|           static ngDirectiveDef: ɵDirectiveDefWithMeta<InternalDir, '[test]', never, never, never, never>;
 | |
|         }
 | |
|       `);
 | |
|       env.write('test.ts', `
 | |
|         import {Component, Directive, NgModule} from '@angular/core';
 | |
|         import {ExternalModule} from 'external';
 | |
| 
 | |
|         @Component({
 | |
|           template: '<div test></div>',
 | |
|         })
 | |
|         class Cmp {}
 | |
| 
 | |
|         @NgModule({
 | |
|           declarations: [Cmp],
 | |
|           imports: [ExternalModule],
 | |
|         })
 | |
|         class Module {}
 | |
|       `);
 | |
| 
 | |
|       env.driveMain();
 | |
|       const jsContents = env.getContents('test.js');
 | |
|       expect(jsContents).toMatch(/directives: \[i1\.ExternalDir\]/);
 | |
|     });
 | |
|   });
 | |
| 
 | |
|   describe('flat module indices', () => {
 | |
|     it('should generate a basic flat module index', () => {
 | |
|       env.tsconfig({
 | |
|         'flatModuleOutFile': 'flat.js',
 | |
|       });
 | |
|       env.write('test.ts', 'export const TEST = "this is a test";');
 | |
| 
 | |
|       env.driveMain();
 | |
|       const jsContents = env.getContents('flat.js');
 | |
|       expect(jsContents).toContain('export * from \'./test\';');
 | |
|     });
 | |
| 
 | |
|     it('should generate a flat module with an id', () => {
 | |
|       env.tsconfig({
 | |
|         'flatModuleOutFile': 'flat.js',
 | |
|         'flatModuleId': '@mymodule',
 | |
|       });
 | |
|       env.write('test.ts', 'export const TEST = "this is a test";');
 | |
| 
 | |
|       env.driveMain();
 | |
|       const dtsContents = env.getContents('flat.d.ts');
 | |
|       expect(dtsContents).toContain('/// <amd-module name="@mymodule" />');
 | |
|     });
 | |
| 
 | |
|     it('should generate a proper flat module index file when nested', () => {
 | |
|       env.tsconfig({
 | |
|         'flatModuleOutFile': './public-api/index.js',
 | |
|       });
 | |
| 
 | |
|       env.write('test.ts', `export const SOME_EXPORT = 'some-export'`);
 | |
|       env.driveMain();
 | |
| 
 | |
|       expect(env.getContents('./public-api/index.js')).toContain(`export * from '../test';`);
 | |
|     });
 | |
| 
 | |
|     it('should report an error when a flat module index is requested but no entrypoint can be determined',
 | |
|        () => {
 | |
|          env.tsconfig({'flatModuleOutFile': 'flat.js'});
 | |
|          env.write('test.ts', 'export class Foo {}');
 | |
|          env.write('test2.ts', 'export class Bar {}');
 | |
| 
 | |
|          const errors = env.driveDiagnostics();
 | |
|          expect(errors.length).toBe(1);
 | |
|          expect(errors[0].messageText)
 | |
|              .toBe(
 | |
|                  'Angular compiler option "flatModuleOutFile" requires one and only one .ts file in the "files" field.');
 | |
|        });
 | |
| 
 | |
|     it('should report an error when a visible directive is not exported', () => {
 | |
|       env.tsconfig({'flatModuleOutFile': 'flat.js'});
 | |
|       env.write('test.ts', `
 | |
|         import {Directive, NgModule} from '@angular/core';
 | |
| 
 | |
|         // The directive is not exported.
 | |
|         @Directive({selector: 'test'})
 | |
|         class Dir {}
 | |
| 
 | |
|         // The module is, which makes the directive visible.
 | |
|         @NgModule({declarations: [Dir], exports: [Dir]})
 | |
|         export class Module {}
 | |
|       `);
 | |
| 
 | |
|       const errors = env.driveDiagnostics();
 | |
|       expect(errors.length).toBe(1);
 | |
|       expect(errors[0].messageText)
 | |
|           .toBe(
 | |
|               'Unsupported private class Dir. This class is visible ' +
 | |
|               'to consumers via Module -> Dir, but is not exported from the top-level library ' +
 | |
|               'entrypoint.');
 | |
| 
 | |
|       // Verify that the error is for the correct class.
 | |
|       const id = expectTokenAtPosition(errors[0].file !, errors[0].start !, ts.isIdentifier);
 | |
|       expect(id.text).toBe('Dir');
 | |
|       expect(ts.isClassDeclaration(id.parent)).toBe(true);
 | |
|     });
 | |
| 
 | |
|     it('should report an error when a deeply visible directive is not exported', () => {
 | |
|       env.tsconfig({'flatModuleOutFile': 'flat.js'});
 | |
|       env.write('test.ts', `
 | |
|         import {Directive, NgModule} from '@angular/core';
 | |
| 
 | |
|         // The directive is not exported.
 | |
|         @Directive({selector: 'test'})
 | |
|         class Dir {}
 | |
| 
 | |
|         // Neither is the module which declares it - meaning the directive is not visible here.
 | |
|         @NgModule({declarations: [Dir], exports: [Dir]})
 | |
|         class DirModule {}
 | |
| 
 | |
|         // The module is, which makes the directive visible.
 | |
|         @NgModule({exports: [DirModule]})
 | |
|         export class Module {}
 | |
|       `);
 | |
| 
 | |
|       const errors = env.driveDiagnostics();
 | |
|       expect(errors.length).toBe(2);
 | |
|       expect(errors[0].messageText)
 | |
|           .toBe(
 | |
|               'Unsupported private class DirModule. This class is ' +
 | |
|               'visible to consumers via Module -> DirModule, but is not exported from the top-level ' +
 | |
|               'library entrypoint.');
 | |
|       expect(errors[1].messageText)
 | |
|           .toBe(
 | |
|               'Unsupported private class Dir. This class is visible ' +
 | |
|               'to consumers via Module -> DirModule -> Dir, but is not exported from the top-level ' +
 | |
|               'library entrypoint.');
 | |
|     });
 | |
| 
 | |
|     it('should report an error when a deeply visible module is not exported', () => {
 | |
|       env.tsconfig({'flatModuleOutFile': 'flat.js'});
 | |
|       env.write('test.ts', `
 | |
|         import {Directive, NgModule} from '@angular/core';
 | |
| 
 | |
|         // The directive is exported.
 | |
|         @Directive({selector: 'test'})
 | |
|         export class Dir {}
 | |
| 
 | |
|         // The module which declares it is not.
 | |
|         @NgModule({declarations: [Dir], exports: [Dir]})
 | |
|         class DirModule {}
 | |
| 
 | |
|         // The module is, which makes the module and directive visible.
 | |
|         @NgModule({exports: [DirModule]})
 | |
|         export class Module {}
 | |
|       `);
 | |
| 
 | |
|       const errors = env.driveDiagnostics();
 | |
|       expect(errors.length).toBe(1);
 | |
|       expect(errors[0].messageText)
 | |
|           .toBe(
 | |
|               'Unsupported private class DirModule. This class is ' +
 | |
|               'visible to consumers via Module -> DirModule, but is not exported from the top-level ' +
 | |
|               'library entrypoint.');
 | |
|     });
 | |
| 
 | |
|     it('should not report an error when a non-exported module is imported by a visible one', () => {
 | |
|       env.tsconfig({'flatModuleOutFile': 'flat.js'});
 | |
|       env.write('test.ts', `
 | |
|         import {Directive, NgModule} from '@angular/core';
 | |
| 
 | |
|         // The directive is not exported.
 | |
|         @Directive({selector: 'test'})
 | |
|         class Dir {}
 | |
| 
 | |
|         // Neither is the module which declares it.
 | |
|         @NgModule({declarations: [Dir], exports: [Dir]})
 | |
|         class DirModule {}
 | |
| 
 | |
|         // This module is, but it doesn't re-export the module, so it doesn't make the module and
 | |
|         // directive visible.
 | |
|         @NgModule({imports: [DirModule]})
 | |
|         export class Module {}
 | |
|       `);
 | |
| 
 | |
|       const errors = env.driveDiagnostics();
 | |
|       expect(errors.length).toBe(0);
 | |
|     });
 | |
| 
 | |
|     it('should not report an error when re-exporting an external symbol', () => {
 | |
|       env.tsconfig({'flatModuleOutFile': 'flat.js'});
 | |
|       env.write('test.ts', `
 | |
|         import {Directive, NgModule} from '@angular/core';
 | |
|         import {ExternalModule} from 'external';
 | |
| 
 | |
|         // This module makes ExternalModule and ExternalDir visible.
 | |
|         @NgModule({exports: [ExternalModule]})
 | |
|         export class Module {}
 | |
|       `);
 | |
|       env.write('node_modules/external/index.d.ts', `
 | |
|         import {ɵDirectiveDefWithMeta, ɵNgModuleDefWithMeta} from '@angular/core';
 | |
| 
 | |
|         export declare class ExternalDir {
 | |
|           static ngDirectiveDef: ɵDirectiveDefWithMeta<ExternalDir, '[test]', never, never, never, never>;
 | |
|         }
 | |
| 
 | |
|         export declare class ExternalModule {
 | |
|           static ngModuleDef: ɵNgModuleDefWithMeta<ExternalModule, [typeof ExternalDir], never, [typeof ExternalDir]>;
 | |
|         }
 | |
|       `);
 | |
| 
 | |
|       const errors = env.driveDiagnostics();
 | |
|       expect(errors.length).toBe(0);
 | |
|     });
 | |
|   });
 | |
| 
 | |
|   it('should execute custom transformers', () => {
 | |
|     let beforeCount = 0;
 | |
|     let afterCount = 0;
 | |
| 
 | |
|     env.tsconfig();
 | |
|     env.write('test.ts', `
 | |
|       import {NgModule} from '@angular/core';
 | |
| 
 | |
|       @NgModule({})
 | |
|       class Module {}
 | |
|     `);
 | |
| 
 | |
|     env.driveMain({
 | |
|       beforeTs: [() => (sourceFile: ts.SourceFile) => {
 | |
|         beforeCount++;
 | |
|         return sourceFile;
 | |
|       }],
 | |
|       afterTs: [() => (sourceFile: ts.SourceFile) => {
 | |
|         afterCount++;
 | |
|         return sourceFile;
 | |
|       }],
 | |
|     });
 | |
| 
 | |
|     expect(beforeCount).toBe(1);
 | |
|     expect(afterCount).toBe(1);
 | |
|   });
 | |
| 
 | |
|   describe('@fileoverview Closure annotations', () => {
 | |
|     it('should be produced if not present in source file', () => {
 | |
|       env.tsconfig({
 | |
|         'annotateForClosureCompiler': true,
 | |
|       });
 | |
|       env.write(`test.ts`, `
 | |
|         import {Component} from '@angular/core';
 | |
| 
 | |
|         @Component({
 | |
|           template: '<div class="test"></div>',
 | |
|         })
 | |
|         export class SomeComp {}
 | |
|       `);
 | |
| 
 | |
|       env.driveMain();
 | |
|       const jsContents = env.getContents('test.js');
 | |
|       const fileoverview = `
 | |
|         /**
 | |
|          * @fileoverview added by tsickle
 | |
|          * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 | |
|          */
 | |
|       `;
 | |
|       expect(trim(jsContents).startsWith(trim(fileoverview))).toBeTruthy();
 | |
|     });
 | |
| 
 | |
|     it('should be produced for empty source files', () => {
 | |
|       env.tsconfig({
 | |
|         'annotateForClosureCompiler': true,
 | |
|       });
 | |
|       env.write(`test.ts`, ``);
 | |
| 
 | |
|       env.driveMain();
 | |
|       const jsContents = env.getContents('test.js');
 | |
|       const fileoverview = `
 | |
|         /**
 | |
|          * @fileoverview added by tsickle
 | |
|          * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 | |
|          */
 | |
|       `;
 | |
|       expect(trim(jsContents).startsWith(trim(fileoverview))).toBeTruthy();
 | |
|     });
 | |
| 
 | |
|     it('should always be at the very beginning of a script (if placed above imports)', () => {
 | |
|       env.tsconfig({
 | |
|         'annotateForClosureCompiler': true,
 | |
|       });
 | |
|       env.write(`test.ts`, `
 | |
|         /**
 | |
|          * @fileoverview Some Comp overview
 | |
|          * @modName {some_comp}
 | |
|          */
 | |
| 
 | |
|         import {Component} from '@angular/core';
 | |
| 
 | |
|         @Component({
 | |
|           template: '<div class="test"></div>',
 | |
|         })
 | |
|         export class SomeComp {}
 | |
|       `);
 | |
| 
 | |
|       env.driveMain();
 | |
|       const jsContents = env.getContents('test.js');
 | |
|       const fileoverview = `
 | |
|         /**
 | |
|          *
 | |
|          * @fileoverview Some Comp overview
 | |
|          * @modName {some_comp}
 | |
|          *
 | |
|          * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 | |
|          */
 | |
|       `;
 | |
|       expect(trim(jsContents).startsWith(trim(fileoverview))).toBeTruthy();
 | |
|     });
 | |
| 
 | |
|     it('should always be at the very beginning of a script (if placed above non-imports)', () => {
 | |
|       env.tsconfig({
 | |
|         'annotateForClosureCompiler': true,
 | |
|       });
 | |
|       env.write(`test.ts`, `
 | |
|         /**
 | |
|          * @fileoverview Some Comp overview
 | |
|          * @modName {some_comp}
 | |
|          */
 | |
| 
 | |
|         const testConst = 'testConstValue';
 | |
|         const testFn = function() { return true; }
 | |
|       `);
 | |
| 
 | |
|       env.driveMain();
 | |
|       const jsContents = env.getContents('test.js');
 | |
|       const fileoverview = `
 | |
|         /**
 | |
|          *
 | |
|          * @fileoverview Some Comp overview
 | |
|          * @modName {some_comp}
 | |
|          *
 | |
|          * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 | |
|          */
 | |
|       `;
 | |
|       expect(trim(jsContents).startsWith(trim(fileoverview))).toBeTruthy();
 | |
|     });
 | |
|   });
 | |
| 
 | |
|   describe('sanitization', () => {
 | |
|     it('should generate sanitizers for unsafe attributes in hostBindings fn in Directives', () => {
 | |
|       env.tsconfig();
 | |
|       env.write(`test.ts`, `
 | |
|         import {Component, Directive, HostBinding} from '@angular/core';
 | |
| 
 | |
|         @Directive({
 | |
|           selector: '[unsafeAttrs]'
 | |
|         })
 | |
|         class UnsafeAttrsDirective {
 | |
|           @HostBinding('attr.href')
 | |
|           attrHref: string;
 | |
| 
 | |
|           @HostBinding('attr.src')
 | |
|           attrSrc: string;
 | |
| 
 | |
|           @HostBinding('attr.action')
 | |
|           attrAction: string;
 | |
| 
 | |
|           @HostBinding('attr.profile')
 | |
|           attrProfile: string;
 | |
| 
 | |
|           @HostBinding('attr.innerHTML')
 | |
|           attrInnerHTML: string;
 | |
| 
 | |
|           @HostBinding('attr.title')
 | |
|           attrSafeTitle: string;
 | |
|         }
 | |
| 
 | |
|         @Component({
 | |
|           selector: 'foo',
 | |
|           template: '<a [unsafeAttrs]="ctxProp">Link Title</a>'
 | |
|         })
 | |
|         class FooCmp {}
 | |
|       `);
 | |
| 
 | |
|       env.driveMain();
 | |
|       const jsContents = env.getContents('test.js');
 | |
|       const hostBindingsFn = `
 | |
|         hostBindings: function UnsafeAttrsDirective_HostBindings(rf, ctx, elIndex) {
 | |
|           if (rf & 1) {
 | |
|             i0.ɵallocHostVars(6);
 | |
|           }
 | |
|           if (rf & 2) {
 | |
|             i0.ɵelementAttribute(elIndex, "href", i0.ɵbind(ctx.attrHref), i0.ɵsanitizeUrlOrResourceUrl);
 | |
|             i0.ɵelementAttribute(elIndex, "src", i0.ɵbind(ctx.attrSrc), i0.ɵsanitizeUrlOrResourceUrl);
 | |
|             i0.ɵelementAttribute(elIndex, "action", i0.ɵbind(ctx.attrAction), i0.ɵsanitizeUrl);
 | |
|             i0.ɵelementAttribute(elIndex, "profile", i0.ɵbind(ctx.attrProfile), i0.ɵsanitizeResourceUrl);
 | |
|             i0.ɵelementAttribute(elIndex, "innerHTML", i0.ɵbind(ctx.attrInnerHTML), i0.ɵsanitizeHtml);
 | |
|             i0.ɵelementAttribute(elIndex, "title", i0.ɵbind(ctx.attrSafeTitle));
 | |
|           }
 | |
|         }
 | |
|       `;
 | |
|       expect(trim(jsContents)).toContain(trim(hostBindingsFn));
 | |
|     });
 | |
| 
 | |
|     it('should generate sanitizers for unsafe properties in hostBindings fn in Directives', () => {
 | |
|       env.tsconfig();
 | |
|       env.write(`test.ts`, `
 | |
|         import {Component, Directive, HostBinding} from '@angular/core';
 | |
| 
 | |
|         @Directive({
 | |
|           selector: '[unsafeProps]'
 | |
|         })
 | |
|         class UnsafePropsDirective {
 | |
|           @HostBinding('href')
 | |
|           propHref: string;
 | |
| 
 | |
|           @HostBinding('src')
 | |
|           propSrc: string;
 | |
| 
 | |
|           @HostBinding('action')
 | |
|           propAction: string;
 | |
| 
 | |
|           @HostBinding('profile')
 | |
|           propProfile: string;
 | |
| 
 | |
|           @HostBinding('innerHTML')
 | |
|           propInnerHTML: string;
 | |
| 
 | |
|           @HostBinding('title')
 | |
|           propSafeTitle: string;
 | |
|         }
 | |
| 
 | |
|         @Component({
 | |
|           selector: 'foo',
 | |
|           template: '<a [unsafeProps]="ctxProp">Link Title</a>'
 | |
|         })
 | |
|         class FooCmp {}
 | |
|       `);
 | |
| 
 | |
|       env.driveMain();
 | |
|       const jsContents = env.getContents('test.js');
 | |
|       const hostBindingsFn = `
 | |
|         hostBindings: function UnsafePropsDirective_HostBindings(rf, ctx, elIndex) {
 | |
|           if (rf & 1) {
 | |
|             i0.ɵallocHostVars(6);
 | |
|           }
 | |
|           if (rf & 2) {
 | |
|             i0.ɵelementProperty(elIndex, "href", i0.ɵbind(ctx.propHref), i0.ɵsanitizeUrlOrResourceUrl, true);
 | |
|             i0.ɵelementProperty(elIndex, "src", i0.ɵbind(ctx.propSrc), i0.ɵsanitizeUrlOrResourceUrl, true);
 | |
|             i0.ɵelementProperty(elIndex, "action", i0.ɵbind(ctx.propAction), i0.ɵsanitizeUrl, true);
 | |
|             i0.ɵelementProperty(elIndex, "profile", i0.ɵbind(ctx.propProfile), i0.ɵsanitizeResourceUrl, true);
 | |
|             i0.ɵelementProperty(elIndex, "innerHTML", i0.ɵbind(ctx.propInnerHTML), i0.ɵsanitizeHtml, true);
 | |
|             i0.ɵelementProperty(elIndex, "title", i0.ɵbind(ctx.propSafeTitle), null, true);
 | |
|           }
 | |
|         }
 | |
|       `;
 | |
|       expect(trim(jsContents)).toContain(trim(hostBindingsFn));
 | |
|     });
 | |
| 
 | |
|     it('should not generate sanitizers for URL properties in hostBindings fn in Component', () => {
 | |
|       env.tsconfig();
 | |
|       env.write(`test.ts`, `
 | |
|         import {Component} from '@angular/core';
 | |
| 
 | |
|         @Component({
 | |
|           selector: 'foo',
 | |
|           template: '<a href="example.com">Link Title</a>',
 | |
|           host: {
 | |
|             '[src]': 'srcProp',
 | |
|             '[href]': 'hrefProp',
 | |
|             '[title]': 'titleProp',
 | |
|             '[attr.src]': 'srcAttr',
 | |
|             '[attr.href]': 'hrefAttr',
 | |
|             '[attr.title]': 'titleAttr',
 | |
|           }
 | |
|         })
 | |
|         class FooCmp {}
 | |
|       `);
 | |
| 
 | |
|       env.driveMain();
 | |
|       const jsContents = env.getContents('test.js');
 | |
|       const hostBindingsFn = `
 | |
|         hostBindings: function FooCmp_HostBindings(rf, ctx, elIndex) {
 | |
|           if (rf & 1) {
 | |
|             i0.ɵallocHostVars(6);
 | |
|           }
 | |
|           if (rf & 2) {
 | |
|             i0.ɵelementProperty(elIndex, "src", i0.ɵbind(ctx.srcProp), null, true);
 | |
|             i0.ɵelementProperty(elIndex, "href", i0.ɵbind(ctx.hrefProp), null, true);
 | |
|             i0.ɵelementProperty(elIndex, "title", i0.ɵbind(ctx.titleProp), null, true);
 | |
|             i0.ɵelementAttribute(elIndex, "src", i0.ɵbind(ctx.srcAttr));
 | |
|             i0.ɵelementAttribute(elIndex, "href", i0.ɵbind(ctx.hrefAttr));
 | |
|             i0.ɵelementAttribute(elIndex, "title", i0.ɵbind(ctx.titleAttr));
 | |
|           }
 | |
|         }
 | |
|       `;
 | |
|       expect(trim(jsContents)).toContain(trim(hostBindingsFn));
 | |
|     });
 | |
|   });
 | |
| 
 | |
|   describe('listLazyRoutes()', () => {
 | |
|     // clang-format off
 | |
|     const lazyRouteMatching = (
 | |
|         route: string, fromModulePath: RegExp, fromModuleName: string, toModulePath: RegExp,
 | |
|         toModuleName: string) => {
 | |
|       return {
 | |
|         route,
 | |
|         module: jasmine.objectContaining({
 | |
|           name: fromModuleName,
 | |
|           filePath: jasmine.stringMatching(fromModulePath),
 | |
|         }),
 | |
|         referencedModule: jasmine.objectContaining({
 | |
|           name: toModuleName,
 | |
|           filePath: jasmine.stringMatching(toModulePath),
 | |
|         }),
 | |
|       } as unknown as LazyRoute;
 | |
|     };
 | |
|     // clang-format on
 | |
| 
 | |
|     beforeEach(() => {
 | |
|       env.tsconfig();
 | |
|       env.write('node_modules/@angular/router/index.d.ts', `
 | |
|         import {ModuleWithProviders, ɵNgModuleDefWithMeta as NgModuleDefWithMeta} from '@angular/core';
 | |
| 
 | |
|         export declare var ROUTES;
 | |
|         export declare class RouterModule {
 | |
|           static forRoot(arg1: any, arg2: any): ModuleWithProviders<RouterModule>;
 | |
|           static forChild(arg1: any): ModuleWithProviders<RouterModule>;
 | |
|           static ngModuleDef: NgModuleDefWithMeta<RouterModule, never, never, never>;
 | |
|         }
 | |
|       `);
 | |
|     });
 | |
| 
 | |
|     describe('when called without arguments', () => {
 | |
|       it('should list all routes', () => {
 | |
|         env.write('test.ts', `
 | |
|           import {NgModule} from '@angular/core';
 | |
|           import {RouterModule} from '@angular/router';
 | |
| 
 | |
|           @NgModule({
 | |
|             imports: [
 | |
|               RouterModule.forRoot([
 | |
|                 {path: '1', loadChildren: './lazy/lazy-1#Lazy1Module'},
 | |
|                 {path: '2', loadChildren: './lazy/lazy-2#Lazy2Module'},
 | |
|               ]),
 | |
|             ],
 | |
|           })
 | |
|           export class TestModule {}
 | |
|         `);
 | |
|         env.write('lazy/lazy-1.ts', `
 | |
|           import {NgModule} from '@angular/core';
 | |
| 
 | |
|           @NgModule({})
 | |
|           export class Lazy1Module {}
 | |
|         `);
 | |
|         env.write('lazy/lazy-2.ts', `
 | |
|           import {NgModule} from '@angular/core';
 | |
|           import {RouterModule} from '@angular/router';
 | |
| 
 | |
|           @NgModule({
 | |
|             imports: [
 | |
|               RouterModule.forChild([
 | |
|                 {path: '3', loadChildren: './lazy-3#Lazy3Module'},
 | |
|               ]),
 | |
|             ],
 | |
|           })
 | |
|           export class Lazy2Module {}
 | |
|         `);
 | |
|         env.write('lazy/lazy-3.ts', `
 | |
|           import {NgModule} from '@angular/core';
 | |
| 
 | |
|           @NgModule({})
 | |
|           export class Lazy3Module {}
 | |
|         `);
 | |
| 
 | |
|         const routes = env.driveRoutes();
 | |
|         expect(routes).toEqual([
 | |
|           lazyRouteMatching(
 | |
|               './lazy-3#Lazy3Module', /\/lazy\/lazy-2\.ts$/, 'Lazy2Module', /\/lazy\/lazy-3\.ts$/,
 | |
|               'Lazy3Module'),
 | |
|           lazyRouteMatching(
 | |
|               './lazy/lazy-1#Lazy1Module', /\/test\.ts$/, 'TestModule', /\/lazy\/lazy-1\.ts$/,
 | |
|               'Lazy1Module'),
 | |
|           lazyRouteMatching(
 | |
|               './lazy/lazy-2#Lazy2Module', /\/test\.ts$/, 'TestModule', /\/lazy\/lazy-2\.ts$/,
 | |
|               'Lazy2Module'),
 | |
|         ]);
 | |
|       });
 | |
| 
 | |
|       it('should detect lazy routes in simple children routes', () => {
 | |
|         env.write('test.ts', `
 | |
|           import {NgModule} from '@angular/core';
 | |
|           import {RouterModule} from '@angular/router';
 | |
| 
 | |
|           @Component({
 | |
|             selector: 'foo',
 | |
|             template: '<div>Foo</div>'
 | |
|           })
 | |
|           class FooCmp {}
 | |
| 
 | |
|           @NgModule({
 | |
|             imports: [
 | |
|               RouterModule.forRoot([
 | |
|                 {path: '', children: [
 | |
|                   {path: 'foo', component: FooCmp},
 | |
|                   {path: 'lazy', loadChildren: './lazy#LazyModule'}
 | |
|                 ]},
 | |
|               ]),
 | |
|             ],
 | |
|           })
 | |
|           export class TestModule {}
 | |
|         `);
 | |
|         env.write('lazy.ts', `
 | |
|           import {NgModule} from '@angular/core';
 | |
|           import {RouterModule} from '@angular/router';
 | |
| 
 | |
|           @NgModule({})
 | |
|           export class LazyModule {}
 | |
|         `);
 | |
| 
 | |
|         const routes = env.driveRoutes();
 | |
|         expect(routes).toEqual([
 | |
|           lazyRouteMatching(
 | |
|               './lazy#LazyModule', /\/test\.ts$/, 'TestModule', /\/lazy\.ts$/, 'LazyModule'),
 | |
|         ]);
 | |
|       });
 | |
| 
 | |
|       it('should detect lazy routes in all root directories', () => {
 | |
|         env.tsconfig({}, ['./foo/other-root-dir', './bar/other-root-dir']);
 | |
|         env.write('src/test.ts', `
 | |
|           import {NgModule} from '@angular/core';
 | |
|           import {RouterModule} from '@angular/router';
 | |
| 
 | |
|           @NgModule({
 | |
|             imports: [
 | |
|               RouterModule.forRoot([
 | |
|                 {path: '', loadChildren: './lazy-foo#LazyFooModule'},
 | |
|               ]),
 | |
|             ],
 | |
|           })
 | |
|           export class TestModule {}
 | |
|         `);
 | |
|         env.write('foo/other-root-dir/src/lazy-foo.ts', `
 | |
|           import {NgModule} from '@angular/core';
 | |
|           import {RouterModule} from '@angular/router';
 | |
| 
 | |
|           @NgModule({
 | |
|             imports: [
 | |
|               RouterModule.forChild([
 | |
|                 {path: '', loadChildren: './lazy-bar#LazyBarModule'},
 | |
|               ]),
 | |
|             ],
 | |
|           })
 | |
|           export class LazyFooModule {}
 | |
|         `);
 | |
|         env.write('bar/other-root-dir/src/lazy-bar.ts', `
 | |
|           import {NgModule} from '@angular/core';
 | |
|           import {RouterModule} from '@angular/router';
 | |
| 
 | |
|           @NgModule({
 | |
|             imports: [
 | |
|               RouterModule.forChild([
 | |
|                 {path: '', loadChildren: './lazier-bar#LazierBarModule'},
 | |
|               ]),
 | |
|             ],
 | |
|           })
 | |
|           export class LazyBarModule {}
 | |
|         `);
 | |
|         env.write('bar/other-root-dir/src/lazier-bar.ts', `
 | |
|           import {NgModule} from '@angular/core';
 | |
| 
 | |
|           @NgModule({})
 | |
|           export class LazierBarModule {}
 | |
|         `);
 | |
| 
 | |
|         const routes = env.driveRoutes();
 | |
| 
 | |
|         expect(routes).toEqual([
 | |
|           lazyRouteMatching(
 | |
|               './lazy-foo#LazyFooModule', /\/test\.ts$/, 'TestModule',
 | |
|               /\/foo\/other-root-dir\/src\/lazy-foo\.ts$/, 'LazyFooModule'),
 | |
|           lazyRouteMatching(
 | |
|               './lazy-bar#LazyBarModule', /\/foo\/other-root-dir\/src\/lazy-foo\.ts$/,
 | |
|               'LazyFooModule', /\/bar\/other-root-dir\/src\/lazy-bar\.ts$/, 'LazyBarModule'),
 | |
|           lazyRouteMatching(
 | |
|               './lazier-bar#LazierBarModule', /\/bar\/other-root-dir\/src\/lazy-bar\.ts$/,
 | |
|               'LazyBarModule', /\/bar\/other-root-dir\/src\/lazier-bar\.ts$/, 'LazierBarModule'),
 | |
|         ]);
 | |
|       });
 | |
|     });
 | |
| 
 | |
|     describe('when called with entry module', () => {
 | |
|       it('should throw if the entry module hasn\'t been analyzed', () => {
 | |
|         env.write('test.ts', `
 | |
|           import {NgModule} from '@angular/core';
 | |
|           import {RouterModule} from '@angular/router';
 | |
| 
 | |
|           @NgModule({
 | |
|             imports: [
 | |
|               RouterModule.forChild([
 | |
|                 {path: '', loadChildren: './lazy#LazyModule'},
 | |
|               ]),
 | |
|             ],
 | |
|           })
 | |
|           export class TestModule {}
 | |
|         `);
 | |
| 
 | |
|         const entryModule1 = path.posix.join(env.basePath, 'test#TestModule');
 | |
|         const entryModule2 = path.posix.join(env.basePath, 'not-test#TestModule');
 | |
|         const entryModule3 = path.posix.join(env.basePath, 'test#NotTestModule');
 | |
| 
 | |
|         expect(() => env.driveRoutes(entryModule1)).not.toThrow();
 | |
|         expect(() => env.driveRoutes(entryModule2))
 | |
|             .toThrowError(`Failed to list lazy routes: Unknown module '${entryModule2}'.`);
 | |
|         expect(() => env.driveRoutes(entryModule3))
 | |
|             .toThrowError(`Failed to list lazy routes: Unknown module '${entryModule3}'.`);
 | |
|       });
 | |
| 
 | |
|       it('should list all transitive lazy routes', () => {
 | |
|         env.write('test.ts', `
 | |
|           import {NgModule} from '@angular/core';
 | |
|           import {RouterModule} from '@angular/router';
 | |
|           import {Test1Module as Test1ModuleRenamed} from './test-1';
 | |
|           import {Test2Module} from './test-2';
 | |
| 
 | |
|           @NgModule({
 | |
|             exports: [
 | |
|               Test1ModuleRenamed,
 | |
|             ],
 | |
|             imports: [
 | |
|               Test2Module,
 | |
|               RouterModule.forRoot([
 | |
|                 {path: '', loadChildren: './lazy/lazy#LazyModule'},
 | |
|               ]),
 | |
|             ],
 | |
|           })
 | |
|           export class TestModule {}
 | |
|         `);
 | |
|         env.write('test-1.ts', `
 | |
|           import {NgModule} from '@angular/core';
 | |
|           import {RouterModule} from '@angular/router';
 | |
| 
 | |
|           @NgModule({
 | |
|             imports: [
 | |
|               RouterModule.forChild([
 | |
|                 {path: 'one', loadChildren: './lazy-1/lazy-1#Lazy1Module'},
 | |
|               ]),
 | |
|             ],
 | |
|           })
 | |
|           export class Test1Module {}
 | |
|         `);
 | |
|         env.write('test-2.ts', `
 | |
|           import {NgModule} from '@angular/core';
 | |
|           import {RouterModule} from '@angular/router';
 | |
| 
 | |
|           @NgModule({
 | |
|             exports: [
 | |
|               RouterModule.forChild([
 | |
|                 {path: 'two', loadChildren: './lazy-2/lazy-2#Lazy2Module'},
 | |
|               ]),
 | |
|             ],
 | |
|           })
 | |
|           export class Test2Module {}
 | |
|         `);
 | |
|         env.write('lazy/lazy.ts', `
 | |
|           import {NgModule} from '@angular/core';
 | |
| 
 | |
|           @NgModule({})
 | |
|           export class LazyModule {}
 | |
|         `);
 | |
|         env.write('lazy-1/lazy-1.ts', `
 | |
|           import {NgModule} from '@angular/core';
 | |
| 
 | |
|           @NgModule({})
 | |
|           export class Lazy1Module {}
 | |
|         `);
 | |
|         env.write('lazy-2/lazy-2.ts', `
 | |
|           import {NgModule} from '@angular/core';
 | |
| 
 | |
|           @NgModule({})
 | |
|           export class Lazy2Module {}
 | |
|         `);
 | |
| 
 | |
|         const routes = env.driveRoutes(path.join(env.basePath, 'test#TestModule'));
 | |
| 
 | |
|         expect(routes).toEqual([
 | |
|           lazyRouteMatching(
 | |
|               './lazy/lazy#LazyModule', /\/test\.ts$/, 'TestModule', /\/lazy\/lazy\.ts$/,
 | |
|               'LazyModule'),
 | |
|           lazyRouteMatching(
 | |
|               './lazy-1/lazy-1#Lazy1Module', /\/test-1\.ts$/, 'Test1Module',
 | |
|               /\/lazy-1\/lazy-1\.ts$/, 'Lazy1Module'),
 | |
|           lazyRouteMatching(
 | |
|               './lazy-2/lazy-2#Lazy2Module', /\/test-2\.ts$/, 'Test2Module',
 | |
|               /\/lazy-2\/lazy-2\.ts$/, 'Lazy2Module'),
 | |
|         ]);
 | |
|       });
 | |
| 
 | |
|       it('should ignore exports that do not refer to an `NgModule`', () => {
 | |
|         env.write('test-1.ts', `
 | |
|           import {NgModule} from '@angular/core';
 | |
|           import {RouterModule} from '@angular/router';
 | |
|           import {Test2Component, Test2Module} from './test-2';
 | |
| 
 | |
|           @NgModule({
 | |
|             exports: [
 | |
|               Test2Component,
 | |
|               Test2Module,
 | |
|             ],
 | |
|             imports: [
 | |
|               Test2Module,
 | |
|               RouterModule.forRoot([
 | |
|                 {path: '', loadChildren: './lazy-1/lazy-1#Lazy1Module'},
 | |
|               ]),
 | |
|             ],
 | |
|           })
 | |
|           export class Test1Module {}
 | |
|         `);
 | |
|         env.write('test-2.ts', `
 | |
|           import {Component, NgModule} from '@angular/core';
 | |
|           import {RouterModule} from '@angular/router';
 | |
| 
 | |
|           @Component({
 | |
|             selector: 'test-2',
 | |
|             template: '',
 | |
|           })
 | |
|           export class Test2Component {}
 | |
| 
 | |
|           @NgModule({
 | |
|             declarations: [
 | |
|               Test2Component,
 | |
|             ],
 | |
|             exports: [
 | |
|               Test2Component,
 | |
|               RouterModule.forChild([
 | |
|                 {path: 'two', loadChildren: './lazy-2/lazy-2#Lazy2Module'},
 | |
|               ]),
 | |
|             ],
 | |
|           })
 | |
|           export class Test2Module {}
 | |
|         `);
 | |
|         env.write('lazy-1/lazy-1.ts', `
 | |
|           import {NgModule} from '@angular/core';
 | |
| 
 | |
|           @NgModule({})
 | |
|           export class Lazy1Module {}
 | |
|         `);
 | |
|         env.write('lazy-2/lazy-2.ts', `
 | |
|           import {NgModule} from '@angular/core';
 | |
| 
 | |
|           @NgModule({})
 | |
|           export class Lazy2Module {}
 | |
|         `);
 | |
| 
 | |
|         const routes = env.driveRoutes(path.join(env.basePath, 'test-1#Test1Module'));
 | |
| 
 | |
|         expect(routes).toEqual([
 | |
|           lazyRouteMatching(
 | |
|               './lazy-1/lazy-1#Lazy1Module', /\/test-1\.ts$/, 'Test1Module',
 | |
|               /\/lazy-1\/lazy-1\.ts$/, 'Lazy1Module'),
 | |
|           lazyRouteMatching(
 | |
|               './lazy-2/lazy-2#Lazy2Module', /\/test-2\.ts$/, 'Test2Module',
 | |
|               /\/lazy-2\/lazy-2\.ts$/, 'Lazy2Module'),
 | |
|         ]);
 | |
|       });
 | |
| 
 | |
|       it('should support `ModuleWithProviders`', () => {
 | |
|         env.write('test.ts', `
 | |
|           import {ModuleWithProviders, NgModule} from '@angular/core';
 | |
|           import {RouterModule} from '@angular/router';
 | |
| 
 | |
|           @NgModule({
 | |
|             imports: [
 | |
|               RouterModule.forChild([
 | |
|                 {path: '', loadChildren: './lazy-2/lazy-2#Lazy2Module'},
 | |
|               ]),
 | |
|             ],
 | |
|           })
 | |
|           export class TestRoutingModule {
 | |
|             static forRoot(): ModuleWithProviders<TestRoutingModule> {
 | |
|               return {
 | |
|                 ngModule: TestRoutingModule,
 | |
|                 providers: [],
 | |
|               };
 | |
|             }
 | |
|           }
 | |
| 
 | |
|           @NgModule({
 | |
|             imports: [
 | |
|               TestRoutingModule.forRoot(),
 | |
|               RouterModule.forRoot([
 | |
|                 {path: '', loadChildren: './lazy-1/lazy-1#Lazy1Module'},
 | |
|               ]),
 | |
|             ],
 | |
|           })
 | |
|           export class TestModule {}
 | |
|         `);
 | |
|         env.write('lazy-1/lazy-1.ts', `
 | |
|           import {NgModule} from '@angular/core';
 | |
| 
 | |
|           @NgModule({})
 | |
|           export class Lazy1Module {}
 | |
|         `);
 | |
|         env.write('lazy-2/lazy-2.ts', `
 | |
|           import {NgModule} from '@angular/core';
 | |
| 
 | |
|           @NgModule({})
 | |
|           export class Lazy2Module {}
 | |
|         `);
 | |
| 
 | |
|         const routes = env.driveRoutes(path.join(env.basePath, 'test#TestModule'));
 | |
| 
 | |
|         expect(routes).toEqual([
 | |
|           lazyRouteMatching(
 | |
|               './lazy-1/lazy-1#Lazy1Module', /\/test\.ts$/, 'TestModule', /\/lazy-1\/lazy-1\.ts$/,
 | |
|               'Lazy1Module'),
 | |
|           lazyRouteMatching(
 | |
|               './lazy-2/lazy-2#Lazy2Module', /\/test\.ts$/, 'TestRoutingModule',
 | |
|               /\/lazy-2\/lazy-2\.ts$/, 'Lazy2Module'),
 | |
|         ]);
 | |
|       });
 | |
| 
 | |
|       it('should only process each module once', () => {
 | |
|         env.write('test.ts', `
 | |
|           import {NgModule} from '@angular/core';
 | |
|           import {RouterModule} from '@angular/router';
 | |
| 
 | |
|           @NgModule({
 | |
|             imports: [
 | |
|               RouterModule.forChild([
 | |
|                 {path: '', loadChildren: './lazy/lazy#LazyModule'},
 | |
|               ]),
 | |
|             ],
 | |
|           })
 | |
|           export class SharedModule {}
 | |
| 
 | |
|           @NgModule({
 | |
|             imports: [
 | |
|               SharedModule,
 | |
|               RouterModule.forRoot([
 | |
|                 {path: '', loadChildren: './lazy/lazy#LazyModule'},
 | |
|               ]),
 | |
|             ],
 | |
|           })
 | |
|           export class TestModule {}
 | |
|         `);
 | |
|         env.write('lazy/lazy.ts', `
 | |
|           import {NgModule} from '@angular/core';
 | |
|           import {RouterModule} from '@angular/router';
 | |
| 
 | |
|           @NgModule({
 | |
|             imports: [
 | |
|               RouterModule.forChild([
 | |
|                 {path: '', loadChildren: '../lazier/lazier#LazierModule'},
 | |
|               ]),
 | |
|             ],
 | |
|           })
 | |
|           export class LazyModule {}
 | |
|         `);
 | |
|         env.write('lazier/lazier.ts', `
 | |
|           import {NgModule} from '@angular/core';
 | |
| 
 | |
|           @NgModule({})
 | |
|           export class LazierModule {}
 | |
|         `);
 | |
| 
 | |
|         const routes = env.driveRoutes(path.join(env.basePath, 'test#TestModule'));
 | |
| 
 | |
|         // `LazyModule` is referenced in both `SharedModule` and `TestModule`,
 | |
|         // but it is only processed once (hence one `LazierModule` entry).
 | |
|         expect(routes).toEqual([
 | |
|           lazyRouteMatching(
 | |
|               './lazy/lazy#LazyModule', /\/test\.ts$/, 'TestModule', /\/lazy\/lazy\.ts$/,
 | |
|               'LazyModule'),
 | |
|           lazyRouteMatching(
 | |
|               './lazy/lazy#LazyModule', /\/test\.ts$/, 'SharedModule', /\/lazy\/lazy\.ts$/,
 | |
|               'LazyModule'),
 | |
|           lazyRouteMatching(
 | |
|               '../lazier/lazier#LazierModule', /\/lazy\/lazy\.ts$/, 'LazyModule',
 | |
|               /\/lazier\/lazier\.ts$/, 'LazierModule'),
 | |
|         ]);
 | |
|       });
 | |
| 
 | |
|       it('should detect lazy routes in all root directories', () => {
 | |
|         env.tsconfig({}, ['./foo/other-root-dir', './bar/other-root-dir']);
 | |
|         env.write('src/test.ts', `
 | |
|           import {NgModule} from '@angular/core';
 | |
|           import {RouterModule} from '@angular/router';
 | |
| 
 | |
|           @NgModule({
 | |
|             imports: [
 | |
|               RouterModule.forRoot([
 | |
|                 {path: '', loadChildren: './lazy-foo#LazyFooModule'},
 | |
|               ]),
 | |
|             ],
 | |
|           })
 | |
|           export class TestModule {}
 | |
|         `);
 | |
|         env.write('foo/other-root-dir/src/lazy-foo.ts', `
 | |
|           import {NgModule} from '@angular/core';
 | |
|           import {RouterModule} from '@angular/router';
 | |
| 
 | |
|           @NgModule({
 | |
|             imports: [
 | |
|               RouterModule.forChild([
 | |
|                 {path: '', loadChildren: './lazy-bar#LazyBarModule'},
 | |
|               ]),
 | |
|             ],
 | |
|           })
 | |
|           export class LazyFooModule {}
 | |
|         `);
 | |
|         env.write('bar/other-root-dir/src/lazy-bar.ts', `
 | |
|           import {NgModule} from '@angular/core';
 | |
|           import {RouterModule} from '@angular/router';
 | |
| 
 | |
|           @NgModule({
 | |
|             imports: [
 | |
|               RouterModule.forChild([
 | |
|                 {path: '', loadChildren: './lazier-bar#LazierBarModule'},
 | |
|               ]),
 | |
|             ],
 | |
|           })
 | |
|           export class LazyBarModule {}
 | |
|         `);
 | |
|         env.write('bar/other-root-dir/src/lazier-bar.ts', `
 | |
|           import {NgModule} from '@angular/core';
 | |
| 
 | |
|           @NgModule({})
 | |
|           export class LazierBarModule {}
 | |
|         `);
 | |
| 
 | |
|         const routes = env.driveRoutes(path.join(env.basePath, 'src/test#TestModule'));
 | |
| 
 | |
|         expect(routes).toEqual([
 | |
|           lazyRouteMatching(
 | |
|               './lazy-foo#LazyFooModule', /\/test\.ts$/, 'TestModule',
 | |
|               /\/foo\/other-root-dir\/src\/lazy-foo\.ts$/, 'LazyFooModule'),
 | |
|           lazyRouteMatching(
 | |
|               './lazy-bar#LazyBarModule', /\/foo\/other-root-dir\/src\/lazy-foo\.ts$/,
 | |
|               'LazyFooModule', /\/bar\/other-root-dir\/src\/lazy-bar\.ts$/, 'LazyBarModule'),
 | |
|           lazyRouteMatching(
 | |
|               './lazier-bar#LazierBarModule', /\/bar\/other-root-dir\/src\/lazy-bar\.ts$/,
 | |
|               'LazyBarModule', /\/bar\/other-root-dir\/src\/lazier-bar\.ts$/, 'LazierBarModule'),
 | |
|         ]);
 | |
|       });
 | |
| 
 | |
|       it('should ignore modules not (transitively) referenced by the entry module', () => {
 | |
|         env.write('test.ts', `
 | |
|           import {NgModule} from '@angular/core';
 | |
|           import {RouterModule} from '@angular/router';
 | |
| 
 | |
|           @NgModule({
 | |
|             imports: [
 | |
|               RouterModule.forRoot([
 | |
|                 {path: '', loadChildren: './lazy/lazy#Lazy1Module'},
 | |
|               ]),
 | |
|             ],
 | |
|           })
 | |
|           export class Test1Module {}
 | |
| 
 | |
|           @NgModule({
 | |
|             imports: [
 | |
|               RouterModule.forRoot([
 | |
|                 {path: '', loadChildren: './lazy/lazy#Lazy2Module'},
 | |
|               ]),
 | |
|             ],
 | |
|           })
 | |
|           export class Test2Module {}
 | |
|         `);
 | |
|         env.write('lazy/lazy.ts', `
 | |
|           import {NgModule} from '@angular/core';
 | |
| 
 | |
|           @NgModule({})
 | |
|           export class Lazy1Module {}
 | |
| 
 | |
|           @NgModule({})
 | |
|           export class Lazy2Module {}
 | |
|         `);
 | |
| 
 | |
|         const routes = env.driveRoutes(path.join(env.basePath, 'test#Test1Module'));
 | |
| 
 | |
|         expect(routes).toEqual([
 | |
|           lazyRouteMatching(
 | |
|               './lazy/lazy#Lazy1Module', /\/test\.ts$/, 'Test1Module', /\/lazy\/lazy\.ts$/,
 | |
|               'Lazy1Module'),
 | |
|         ]);
 | |
|       });
 | |
| 
 | |
|       it('should ignore routes to unknown modules', () => {
 | |
|         env.write('test.ts', `
 | |
|           import {NgModule} from '@angular/core';
 | |
|           import {RouterModule} from '@angular/router';
 | |
| 
 | |
|           @NgModule({
 | |
|             imports: [
 | |
|               RouterModule.forRoot([
 | |
|                 {path: '', loadChildren: './unknown/unknown#UnknownModule'},
 | |
|                 {path: '', loadChildren: './lazy/lazy#LazyModule'},
 | |
|               ]),
 | |
|             ],
 | |
|           })
 | |
|           export class TestModule {}
 | |
|         `);
 | |
|         env.write('lazy/lazy.ts', `
 | |
|           import {NgModule} from '@angular/core';
 | |
| 
 | |
|           @NgModule({})
 | |
|           export class LazyModule {}
 | |
|         `);
 | |
| 
 | |
|         const routes = env.driveRoutes(path.join(env.basePath, 'test#TestModule'));
 | |
| 
 | |
|         expect(routes).toEqual([
 | |
|           lazyRouteMatching(
 | |
|               './lazy/lazy#LazyModule', /\/test\.ts$/, 'TestModule', /\/lazy\/lazy\.ts$/,
 | |
|               'LazyModule'),
 | |
|         ]);
 | |
|       });
 | |
|     });
 | |
|   });
 | |
| 
 | |
|   describe('ivy switch mode', () => {
 | |
|     it('should allow for symbols to be renamed when they use a SWITCH_IVY naming mechanism', () => {
 | |
|       env.tsconfig();
 | |
|       env.write('test.ts', `
 | |
| export const FooCmp__POST_R3__ = 1;
 | |
| export const FooCmp__PRE_R3__ = 2;
 | |
| export const FooCmp = FooCmp__PRE_R3__;`);
 | |
|       env.driveMain();
 | |
| 
 | |
|       const source = env.getContents('test.js');
 | |
|       expect(source).toContain(`export var FooCmp = FooCmp__POST_R3__`);
 | |
|       expect(source).not.toContain(`export var FooCmp = FooCmp__PRE_R3__`);
 | |
|     });
 | |
| 
 | |
|     it('should allow for SWITCH_IVY naming even even if it occurs outside of core', () => {
 | |
|       const content = `
 | |
| export const Foo__POST_R3__ = 1;
 | |
| export const Foo__PRE_R3__ = 2;
 | |
| export const Foo = Foo__PRE_R3__;
 | |
| `;
 | |
|       env.tsconfig();
 | |
|       env.write('test_outside_angular_core.ts', content);
 | |
|       env.write('test_inside_angular_core.ts', content + '\nexport const ITS_JUST_ANGULAR = true;');
 | |
|       env.driveMain();
 | |
| 
 | |
|       const sourceTestOutsideAngularCore = env.getContents('test_outside_angular_core.js');
 | |
|       const sourceTestInsideAngularCore = env.getContents('test_inside_angular_core.js');
 | |
|       expect(sourceTestInsideAngularCore).toContain(sourceTestOutsideAngularCore);
 | |
|     });
 | |
|   });
 | |
| 
 | |
|   describe('NgModule export aliasing', () => {
 | |
|     it('should use an alias to import a directive from a deep dependency', () => {
 | |
|       env.tsconfig({'_useHostForImportGeneration': true});
 | |
| 
 | |
|       // 'alpha' declares the directive which will ultimately be imported.
 | |
|       env.write('alpha.d.ts', `
 | |
|         import {ɵDirectiveDefWithMeta, ɵNgModuleDefWithMeta} from '@angular/core';
 | |
| 
 | |
|         export declare class ExternalDir {
 | |
|           static ngDirectiveDef: ɵDirectiveDefWithMeta<ExternalDir, '[test]', never, never, never, never>;
 | |
|         }
 | |
| 
 | |
|         export declare class AlphaModule {
 | |
|           static ngModuleDef: ɵNgModuleDefWithMeta<AlphaModule, [typeof ExternalDir], never, [typeof ExternalDir]>;
 | |
|         }
 | |
|       `);
 | |
| 
 | |
|       // 'beta' re-exports AlphaModule from alpha.
 | |
|       env.write('beta.d.ts', `
 | |
|         import {ɵNgModuleDefWithMeta} from '@angular/core';
 | |
|         import {AlphaModule} from './alpha';
 | |
| 
 | |
|         export declare class BetaModule {
 | |
|           static ngModuleDef: ɵNgModuleDefWithMeta<AlphaModule, never, never, [typeof AlphaModule]>;
 | |
|         }
 | |
|       `);
 | |
| 
 | |
|       // The application imports BetaModule from beta, gaining visibility of ExternalDir from alpha.
 | |
|       env.write('test.ts', `
 | |
|         import {Component, NgModule} from '@angular/core';
 | |
|         import {BetaModule} from './beta';
 | |
| 
 | |
|         @Component({
 | |
|           selector: 'cmp',
 | |
|           template: '<div test></div>',
 | |
|         })
 | |
|         export class Cmp {}
 | |
| 
 | |
|         @NgModule({
 | |
|           declarations: [Cmp],
 | |
|           imports: [BetaModule],
 | |
|         })
 | |
|         export class Module {}
 | |
|       `);
 | |
|       env.driveMain();
 | |
|       const jsContents = env.getContents('test.js');
 | |
| 
 | |
|       // Expect that ExternalDir from alpha is imported via the re-export from beta.
 | |
|       expect(jsContents).toContain('import * as i1 from "root/beta";');
 | |
|       expect(jsContents).toContain('directives: [i1.ɵng$root$alpha$$ExternalDir]');
 | |
|     });
 | |
| 
 | |
|     it('should write alias ES2015 exports for NgModule exported directives', () => {
 | |
|       env.tsconfig({'_useHostForImportGeneration': true});
 | |
|       env.write('external.d.ts', `
 | |
|         import {ɵDirectiveDefWithMeta, ɵNgModuleDefWithMeta} from '@angular/core';
 | |
|         import {LibModule} from './lib';
 | |
| 
 | |
|         export declare class ExternalDir {
 | |
|           static ngDirectiveDef: ɵDirectiveDefWithMeta<ExternalDir, '[test]', never, never, never, never>;
 | |
|         }
 | |
| 
 | |
|         export declare class ExternalModule {
 | |
|           static ngModuleDef: ɵNgModuleDefWithMeta<ExternalModule, [typeof ExternalDir], never, [typeof ExternalDir, typeof LibModule]>;
 | |
|         }
 | |
|       `);
 | |
|       env.write('lib.d.ts', `
 | |
|         import {ɵDirectiveDefWithMeta, ɵNgModuleDefWithMeta} from '@angular/core';
 | |
| 
 | |
|         export declare class LibDir {
 | |
|           static ngDirectiveDef: ɵDirectiveDefWithMeta<LibDir, '[lib]', never, never, never, never>;
 | |
|         }
 | |
| 
 | |
|         export declare class LibModule {
 | |
|           static ngModuleDef: ɵNgModuleDefWithMeta<LibModule, [typeof LibDir], never, [typeof LibDir]>;
 | |
|         }
 | |
|       `);
 | |
|       env.write('foo.ts', `
 | |
|         import {Directive, NgModule} from '@angular/core';
 | |
|         import {ExternalModule} from './external';
 | |
| 
 | |
|         @Directive({selector: '[foo]'})
 | |
|         export class FooDir {}
 | |
| 
 | |
|         @NgModule({
 | |
|           declarations: [FooDir],
 | |
|           exports: [FooDir, ExternalModule]
 | |
|         })
 | |
|         export class FooModule {}
 | |
|       `);
 | |
|       env.write('index.ts', `
 | |
|         import {Component, NgModule} from '@angular/core';
 | |
|         import {FooModule} from './foo';
 | |
| 
 | |
|         @Component({
 | |
|           selector: 'index',
 | |
|           template: '<div foo test lib></div>',
 | |
|         })
 | |
|         export class IndexCmp {}
 | |
| 
 | |
|         @NgModule({
 | |
|           declarations: [IndexCmp],
 | |
|           exports: [FooModule],
 | |
|         })
 | |
|         export class IndexModule {}
 | |
|       `);
 | |
|       env.driveMain();
 | |
|       const jsContents = env.getContents('index.js');
 | |
|       expect(jsContents).toContain('export { FooDir as ɵng$root$foo$$FooDir } from "root/foo";');
 | |
|     });
 | |
| 
 | |
|     it('should escape unusual characters in aliased filenames', () => {
 | |
|       env.tsconfig({'_useHostForImportGeneration': true});
 | |
|       env.write('other._$test.ts', `
 | |
|         import {Directive, NgModule} from '@angular/core';
 | |
| 
 | |
|         @Directive({selector: 'test'})
 | |
|         export class TestDir {}
 | |
| 
 | |
|         @NgModule({
 | |
|           declarations: [TestDir],
 | |
|           exports: [TestDir],
 | |
|         })
 | |
|         export class OtherModule {}
 | |
|       `);
 | |
|       env.write('index.ts', `
 | |
|         import {NgModule} from '@angular/core';
 | |
|         import {OtherModule} from './other._$test';
 | |
| 
 | |
|         @NgModule({
 | |
|           exports: [OtherModule],
 | |
|         })
 | |
|         export class IndexModule {}
 | |
|       `);
 | |
|       env.driveMain();
 | |
|       const jsContents = env.getContents('index.js');
 | |
|       expect(jsContents)
 | |
|           .toContain(
 | |
|               'export { TestDir as ɵng$root$other___test$$TestDir } from "root/other._$test";');
 | |
|     });
 | |
|   });
 | |
| 
 | |
|   describe('inline resources', () => {
 | |
|     it('should process inline <style> tags', () => {
 | |
|       env.tsconfig();
 | |
|       env.write('test.ts', `
 | |
|         import {Component} from '@angular/core';
 | |
| 
 | |
|         @Component({
 | |
|           selector: 'test',
 | |
|           template: '<style>h1 {font-size: larger}</style>',
 | |
|         })
 | |
|         export class TestCmp {}
 | |
|       `);
 | |
| 
 | |
|       env.driveMain();
 | |
|       const jsContents = env.getContents('test.js');
 | |
|       expect(jsContents).toContain('styles: ["h1[_ngcontent-%COMP%] {font-size: larger}"]');
 | |
|     });
 | |
| 
 | |
|     it('should process inline <link> tags', () => {
 | |
|       env.tsconfig();
 | |
|       env.write('style.css', `h1 {font-size: larger}`);
 | |
|       env.write('test.ts', `
 | |
|         import {Component} from '@angular/core';
 | |
| 
 | |
|         @Component({
 | |
|           selector: 'test',
 | |
|           template: '<link rel="stylesheet" href="./style.css">',
 | |
|         })
 | |
|         export class TestCmp {}
 | |
|       `);
 | |
| 
 | |
|       env.driveMain();
 | |
|       const jsContents = env.getContents('test.js');
 | |
|       expect(jsContents).toContain('styles: ["h1[_ngcontent-%COMP%] {font-size: larger}"]');
 | |
|     });
 | |
|   });
 | |
| });
 | |
| 
 | |
| function expectTokenAtPosition<T extends ts.Node>(
 | |
|     sf: ts.SourceFile, pos: number, guard: (node: ts.Node) => node is T): T {
 | |
|   // getTokenAtPosition is part of TypeScript's private API.
 | |
|   const node = (ts as any).getTokenAtPosition(sf, pos) as ts.Node;
 | |
|   expect(guard(node)).toBe(true);
 | |
|   return node as T;
 | |
| }
 | |
| 
 | |
| function normalize(input: string): string {
 | |
|   return input.replace(/\s+/g, ' ').trim();
 | |
| }
 |