angular-docs-cn/packages/compiler/test/render3/r3_view_compiler_di_spec.ts

71 lines
2.2 KiB
TypeScript

/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import {MockDirectory, setup} from '../aot/test_util';
import {compile, expectEmit} from './mock_compile';
describe('compiler compliance: dependency injection', () => {
const angularFiles = setup({
compileAngular: true,
compileAnimations: false,
compileCommon: true,
});
it('should create factory methods', () => {
const files = {
app: {
'spec.ts': `
import {Component, NgModule, Injectable, Attribute, Host, SkipSelf, Self, Optional} from '@angular/core';
import {CommonModule} from '@angular/common';
@Injectable()
export class MyService {}
@Component({
selector: 'my-component',
template: \`\`
})
export class MyComponent {
constructor(
@Attribute('name') name:string,
s1: MyService,
@Host() s2: MyService,
@Self() s4: MyService,
@SkipSelf() s3: MyService,
@Optional() s5: MyService,
@Self() @Optional() s6: MyService,
) {}
}
@NgModule({declarations: [MyComponent], imports: [CommonModule], providers: [MyService]})
export class MyModule {}
`
}
};
const factory = `
factory: function MyComponent_Factory() {
return new MyComponent(
$r3$.ɵinjectAttribute('name'),
$r3$.ɵdirectiveInject(MyService),
$r3$.ɵdirectiveInject(MyService, (undefined as any), 1),
$r3$.ɵdirectiveInject(MyService, (undefined as any), 2),
$r3$.ɵdirectiveInject(MyService, (undefined as any), 4),
$r3$.ɵdirectiveInject(MyService, (undefined as any), 8),
$r3$.ɵdirectiveInject(MyService, (undefined as any), 10)
);
}`;
const result = compile(files, angularFiles);
expectEmit(result.source, factory, 'Incorrect factory');
});
});