913 lines
		
	
	
		
			27 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
			
		
		
	
	
			913 lines
		
	
	
		
			27 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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import {NgtscTestEnvironment} from './env';
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const trim = (input: string): string => input.replace(/\s+/g, ' ').trim();
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describe('ngtsc behavioral tests', () => {
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  if (!NgtscTestEnvironment.supported) {
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    // These tests should be excluded from the non-Bazel build.
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    return;
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  }
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  let env !: NgtscTestEnvironment;
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  beforeEach(() => { env = NgtscTestEnvironment.setup(); });
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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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        @Injectable()
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        export class Dep {}
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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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    env.driveMain();
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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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  it('should compile Components 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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        @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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    env.driveMain();
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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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    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 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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        @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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    env.driveMain();
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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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  it('should compile NgModules without errors', () => {
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    env.tsconfig();
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    env.write('test.ts', `
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        import {Component, NgModule} from '@angular/core';
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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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        @NgModule({
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          declarations: [TestCmp],
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          bootstrap: [TestCmp],
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        })
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        export class TestModule {}
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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)
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        .toContain(
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            'i0.ɵdefineNgModule({ type: TestModule, bootstrap: [TestCmp], ' +
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            'declarations: [TestCmp], imports: [], exports: [] })');
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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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    expect(dtsContents)
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        .toContain(
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            'static ngModuleDef: i0.ɵNgModuleDefWithMeta<TestModule, [typeof TestCmp], never, never>');
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    expect(dtsContents).not.toContain('__decorate');
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  });
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  it('should compile NgModules with services without errors', () => {
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    env.tsconfig();
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    env.write('test.ts', `
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        import {Component, NgModule} from '@angular/core';
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        export class Token {}
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        @NgModule({})
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        export class OtherModule {}
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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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        @NgModule({
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          declarations: [TestCmp],
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          providers: [{provide: Token, useValue: 'test'}],
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          imports: [OtherModule],
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        })
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        export class TestModule {}
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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('i0.ɵdefineNgModule({ type: TestModule,');
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    expect(jsContents)
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        .toContain(
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            `TestModule.ngInjectorDef = i0.defineInjector({ factory: ` +
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            `function TestModule_Factory(t) { return new (t || TestModule)(); }, providers: [{ provide: ` +
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            `Token, useValue: 'test' }], imports: [[OtherModule]] });`);
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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 ngModuleDef: i0.ɵNgModuleDefWithMeta<TestModule, [typeof TestCmp], [typeof OtherModule], never>');
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    expect(dtsContents).toContain('static ngInjectorDef: i0.ɵInjectorDef');
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  });
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  it('should compile NgModules with references to local components', () => {
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    env.tsconfig();
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    env.write('test.ts', `
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      import {NgModule} from '@angular/core';
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      import {Foo} from './foo';
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      @NgModule({
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        declarations: [Foo],
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      })
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      export class FooModule {}
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    `);
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    env.write('foo.ts', `
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      import {Component} from '@angular/core';
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      @Component({selector: 'foo', template: ''})
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      export class Foo {}
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    `);
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    env.driveMain();
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    const jsContents = env.getContents('test.js');
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    const dtsContents = env.getContents('test.d.ts');
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    expect(jsContents).toContain('import { Foo } from \'./foo\';');
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    expect(jsContents).not.toMatch(/as i[0-9] from '.\/foo'/);
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    expect(dtsContents).toContain('as i1 from \'./foo\';');
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  });
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  it('should compile NgModules with references to absolute components', () => {
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    env.tsconfig();
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    env.write('test.ts', `
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      import {NgModule} from '@angular/core';
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      import {Foo} from 'foo';
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      @NgModule({
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        declarations: [Foo],
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      })
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      export class FooModule {}
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    `);
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    env.write('node_modules/foo/index.d.ts', `
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      import * as i0 from '@angular/core';
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      export class Foo {
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        static ngComponentDef: i0.ɵComponentDef<Foo, 'foo'>;
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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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    const dtsContents = env.getContents('test.d.ts');
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    expect(jsContents).toContain('import { Foo } from \'foo\';');
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    expect(jsContents).not.toMatch(/as i[0-9] from 'foo'/);
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    expect(dtsContents).toContain('as i1 from \'foo\';');
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  });
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  it('should compile Pipes without errors', () => {
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    env.tsconfig();
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    env.write('test.ts', `
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        import {Pipe} from '@angular/core';
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        @Pipe({
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          name: 'test-pipe',
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          pure: false,
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        })
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        export class TestPipe {}
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    `);
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    env.driveMain();
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    const jsContents = env.getContents('test.js');
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    const dtsContents = env.getContents('test.d.ts');
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    expect(jsContents)
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        .toContain(
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            'TestPipe.ngPipeDef = i0.ɵdefinePipe({ name: "test-pipe", type: TestPipe, ' +
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            'factory: function TestPipe_Factory(t) { return new (t || TestPipe)(); }, pure: false })');
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    expect(dtsContents)
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        .toContain('static ngPipeDef: i0.ɵPipeDefWithMeta<TestPipe, \'test-pipe\'>;');
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  });
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  it('should compile pure Pipes without errors', () => {
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    env.tsconfig();
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    env.write('test.ts', `
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        import {Pipe} from '@angular/core';
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        @Pipe({
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          name: 'test-pipe',
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        })
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        export class TestPipe {}
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    `);
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    env.driveMain();
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    const jsContents = env.getContents('test.js');
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    const dtsContents = env.getContents('test.d.ts');
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    expect(jsContents)
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        .toContain(
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            'TestPipe.ngPipeDef = i0.ɵdefinePipe({ name: "test-pipe", type: TestPipe, ' +
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            'factory: function TestPipe_Factory(t) { return new (t || TestPipe)(); }, pure: true })');
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    expect(dtsContents)
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        .toContain('static ngPipeDef: i0.ɵPipeDefWithMeta<TestPipe, \'test-pipe\'>;');
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  });
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  it('should compile Pipes with dependencies', () => {
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    env.tsconfig();
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    env.write('test.ts', `
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        import {Pipe} from '@angular/core';
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        export class Dep {}
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        @Pipe({
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          name: 'test-pipe',
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          pure: false,
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        })
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        export class TestPipe {
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          constructor(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('return new (t || TestPipe)(i0.ɵdirectiveInject(Dep));');
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  });
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  it('should include @Pipes in @NgModule scopes', () => {
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    env.tsconfig();
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    env.write('test.ts', `
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        import {Component, NgModule, Pipe} from '@angular/core';
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        @Pipe({name: 'test'})
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        export class TestPipe {}
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        @Component({selector: 'test-cmp', template: '{{value | test}}'})
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        export class TestCmp {}
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        @NgModule({declarations: [TestPipe, TestCmp]})
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        export class TestModule {}
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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('pipes: [TestPipe]');
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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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            'i0.ɵNgModuleDefWithMeta<TestModule, [typeof TestPipe, typeof TestCmp], never, never>');
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  });
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  it('should unwrap a ModuleWithProviders function if a generic type is provided for it', () => {
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    env.tsconfig();
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    env.write(`test.ts`, `
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        import {NgModule} from '@angular/core';
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        import {RouterModule} from 'router';
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        @NgModule({imports: [RouterModule.forRoot()]})
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        export class TestModule {}
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    `);
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    env.write('node_modules/router/index.d.ts', `
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        import {ModuleWithProviders} from '@angular/core';
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        declare class RouterModule {
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          static forRoot(): ModuleWithProviders<RouterModule>;
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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('imports: [[RouterModule.forRoot()]]');
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    const dtsContents = env.getContents('test.d.ts');
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    expect(dtsContents).toContain(`import * as i1 from 'router';`);
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    expect(dtsContents)
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        .toContain('i0.ɵNgModuleDefWithMeta<TestModule, never, [typeof i1.RouterModule], never>');
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  });
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  it('should inject special types according to the metadata', () => {
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    env.tsconfig();
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    env.write(`test.ts`, `
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        import {
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          Attribute,
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          ChangeDetectorRef,
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          Component,
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          ElementRef,
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          Injector,
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          Renderer2,
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          TemplateRef,
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          ViewContainerRef,
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        } from '@angular/core';
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 | 
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        @Component({
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          selector: 'test',
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          template: 'Test',
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        })
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        class FooCmp {
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          constructor(
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            @Attribute("test") attr: string,
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            cdr: ChangeDetectorRef,
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            er: ElementRef,
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						|
            i: Injector,
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						|
            r2: Renderer2,
 | 
						|
            tr: TemplateRef,
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						|
            vcr: ViewContainerRef,
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						|
          ) {}
 | 
						|
        }
 | 
						|
    `);
 | 
						|
 | 
						|
    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(ChangeDetectorRef), i0.ɵdirectiveInject(ElementRef), i0.ɵdirectiveInject(Injector), i0.ɵdirectiveInject(Renderer2), i0.ɵdirectiveInject(TemplateRef), i0.ɵdirectiveInject(ViewContainerRef)); }`);
 | 
						|
  });
 | 
						|
 | 
						|
  it('should generate queries for components', () => {
 | 
						|
 | 
						|
    // Helper functions to construct RegExps for output validation
 | 
						|
    const varRegExp = (name: string): RegExp => new RegExp(`var \\w+ = \\[\"${name}\"\\];`);
 | 
						|
    const queryRegExp = (id: number | null, descend: boolean, ref?: string): RegExp => {
 | 
						|
      const maybeRef = ref ? `, ${ref}` : ``;
 | 
						|
      return new RegExp(`i0\\.ɵquery\\(${id}, \\w+, ${descend}${maybeRef}\\)`);
 | 
						|
    };
 | 
						|
 | 
						|
    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');
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						|
    expect(jsContents).toMatch(varRegExp('bar'));
 | 
						|
    expect(jsContents).toMatch(varRegExp('test1'));
 | 
						|
    expect(jsContents).toMatch(varRegExp('test2'));
 | 
						|
    expect(jsContents).toMatch(varRegExp('accessor'));
 | 
						|
    expect(jsContents).toContain(`i0.ɵquery(null, TemplateRef, false)`);
 | 
						|
    expect(jsContents)
 | 
						|
        .toMatch(queryRegExp(
 | 
						|
            null, true, 'TemplateRef'));  // match `i0.ɵquery(null, _c0, true, TemplateRef)`
 | 
						|
    expect(jsContents).toMatch(queryRegExp(null, true));  // match `i0.ɵquery(null, _c0, true)`
 | 
						|
    expect(jsContents).toMatch(queryRegExp(0, true));     // match `i0.ɵquery(0, _c0, true)`
 | 
						|
    expect(jsContents).toMatch(queryRegExp(1, true));     // match `i0.ɵquery(1, _c0, 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');
 | 
						|
    expect(jsContents).toContain(`i0.ɵquery(null, TemplateRef, true)`);
 | 
						|
    expect(jsContents).toContain(`i0.ɵquery(null, ViewContainerRef, true)`);
 | 
						|
  });
 | 
						|
 | 
						|
  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('document:click', ['$event.target'])
 | 
						|
          onClick(eventTarget: HTMLElement): void {}
 | 
						|
 | 
						|
          @HostListener('window:scroll')
 | 
						|
          onScroll(event: any): void {}
 | 
						|
        }
 | 
						|
    `);
 | 
						|
 | 
						|
    env.driveMain();
 | 
						|
    const jsContents = env.getContents('test.js');
 | 
						|
    const hostBindingsFn = `
 | 
						|
      hostBindings: function FooCmp_HostBindings(rf, ctx, elIndex) {
 | 
						|
        if (rf & 1) {
 | 
						|
          i0.ɵlistener("click", function FooCmp_click_HostBindingHandler($event) { return ctx.onClick($event.target); });
 | 
						|
          i0.ɵlistener("scroll", function FooCmp_scroll_HostBindingHandler($event) { return ctx.onScroll(); });
 | 
						|
        }
 | 
						|
      }
 | 
						|
    `;
 | 
						|
    expect(trim(jsContents)).toContain(trim(hostBindingsFn));
 | 
						|
  });
 | 
						|
 | 
						|
  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($event)',
 | 
						|
            '[prop]': 'bar',
 | 
						|
          },
 | 
						|
        })
 | 
						|
        class FooCmp {
 | 
						|
          onClick(event: any): void {}
 | 
						|
 | 
						|
          @HostBinding('class.someclass')
 | 
						|
          get someClass(): boolean { return false; }
 | 
						|
 | 
						|
          @HostListener('change', ['arg1', 'arg2', 'arg3'])
 | 
						|
          onChange(event: any, arg: any): void {}
 | 
						|
        }
 | 
						|
    `);
 | 
						|
 | 
						|
    env.driveMain();
 | 
						|
    const jsContents = env.getContents('test.js');
 | 
						|
    const hostBindingsFn = `
 | 
						|
      hostBindings: function FooCmp_HostBindings(rf, ctx, elIndex) {
 | 
						|
        if (rf & 1) {
 | 
						|
          i0.ɵlistener("click", function FooCmp_click_HostBindingHandler($event) { return ctx.onClick($event); });
 | 
						|
          i0.ɵlistener("change", function FooCmp_change_HostBindingHandler($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));
 | 
						|
          i0.ɵelementClassProp(elIndex, 0, ctx.someClass, ctx);
 | 
						|
          i0.ɵelementStylingApply(elIndex, ctx);
 | 
						|
        }
 | 
						|
      }
 | 
						|
    `;
 | 
						|
    expect(trim(jsContents)).toContain(trim(hostBindingsFn));
 | 
						|
  });
 | 
						|
 | 
						|
  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);');
 | 
						|
  });
 | 
						|
 | 
						|
  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('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 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 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('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 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: \[DirA,\s+DirB\]/);
 | 
						|
  });
 | 
						|
});
 |