92 lines
2.7 KiB
TypeScript
92 lines
2.7 KiB
TypeScript
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/**
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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 {APP_BASE_HREF} from '@angular/common';
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import {ApplicationRef, Component, NgModule} from '@angular/core';
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import {TestBed, inject} from '@angular/core/testing';
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import {DOCUMENT} from '@angular/platform-browser';
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import {Router, RouterModule, Routes} from '@angular/router';
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@Component({selector: 'app-root', template: ''})
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export class AppRootComponent {
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}
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@Component({selector: 'bootstrappable-component', template: ''})
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export class BootstrappableComponent {
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}
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export const appRoutes: Routes = [{path: '**', redirectTo: ''}];
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@NgModule({
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imports: [RouterModule.forRoot(appRoutes)],
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declarations: [AppRootComponent, BootstrappableComponent],
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entryComponents: [AppRootComponent, BootstrappableComponent],
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providers: [{provide: APP_BASE_HREF, useValue: '/'}]
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})
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export class RouterInitTestModule {
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}
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describe('RouterModule', () => {
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describe('RouterInitializer', () => {
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beforeEach(() => { TestBed.configureTestingModule({imports: [RouterInitTestModule]}); });
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beforeEach(inject([DOCUMENT], function(doc: HTMLDocument) {
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const elRootApp = doc.createElement('app-root');
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doc.body.appendChild(elRootApp);
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const elBootComp = doc.createElement('bootstrappable-component');
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doc.body.appendChild(elBootComp);
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}));
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it('should not init router navigation listeners if a non root component is bootstrapped',
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() => {
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const appRef: ApplicationRef = TestBed.get(ApplicationRef);
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const r: Router = TestBed.get(Router);
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const spy = spyOn(r, 'resetRootComponentType').and.callThrough();
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appRef.bootstrap(AppRootComponent);
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expect(r.resetRootComponentType).toHaveBeenCalled();
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spy.calls.reset();
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appRef.bootstrap(BootstrappableComponent);
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expect(r.resetRootComponentType).not.toHaveBeenCalled();
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});
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it('should reinit router navigation listeners if a previously bootstrapped root component is destroyed',
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(done) => {
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const appRef: ApplicationRef = TestBed.get(ApplicationRef);
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const r: Router = TestBed.get(Router);
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const spy = spyOn(r, 'resetRootComponentType').and.callThrough();
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const compRef = appRef.bootstrap(AppRootComponent);
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expect(r.resetRootComponentType).toHaveBeenCalled();
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spy.calls.reset();
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compRef.onDestroy(() => {
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appRef.bootstrap(BootstrappableComponent);
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expect(r.resetRootComponentType).toHaveBeenCalled();
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done();
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});
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compRef.destroy();
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});
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});
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});
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