92 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
			
		
		
	
	
			92 lines
		
	
	
		
			2.7 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 {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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| 
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| 
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| @Component({selector: 'app-root', template: ''})
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| export class AppRootComponent {
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| }
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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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| 
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| export const appRoutes: Routes = [{path: '**', redirectTo: ''}];
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| 
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| 
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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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| 
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| 
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| describe('RouterModule', () => {
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|   describe('RouterInitializer', () => {
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| 
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|     beforeEach(() => { TestBed.configureTestingModule({imports: [RouterInitTestModule]}); });
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| 
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|     beforeEach(inject([DOCUMENT], function(doc: HTMLDocument) {
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| 
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|       const elRootApp = doc.createElement('app-root');
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|       doc.body.appendChild(elRootApp);
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| 
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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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|     }));
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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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| 
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|          const appRef: ApplicationRef = TestBed.get(ApplicationRef);
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|          const r: Router = TestBed.get(Router);
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| 
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|          const spy = spyOn(r, 'resetRootComponentType').and.callThrough();
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| 
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|          appRef.bootstrap(AppRootComponent);
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|          expect(r.resetRootComponentType).toHaveBeenCalled();
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| 
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|          spy.calls.reset();
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| 
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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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| 
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|          const appRef: ApplicationRef = TestBed.get(ApplicationRef);
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|          const r: Router = TestBed.get(Router);
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| 
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|          const spy = spyOn(r, 'resetRootComponentType').and.callThrough();
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| 
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|          const compRef = appRef.bootstrap(AppRootComponent);
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|          expect(r.resetRootComponentType).toHaveBeenCalled();
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| 
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|          spy.calls.reset();
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| 
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|          compRef.onDestroy(() => {
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| 
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|            appRef.bootstrap(BootstrappableComponent);
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|            expect(r.resetRootComponentType).toHaveBeenCalled();
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| 
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|            done();
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|          });
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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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| });
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