85 lines
2.6 KiB
TypeScript
85 lines
2.6 KiB
TypeScript
/* tslint:disable:no-unused-variable */
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import { AppComponent } from './app.component';
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import { By } from '@angular/platform-browser';
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import { DebugElement, provide } from '@angular/core';
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import {
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beforeEach, beforeEachProviders,
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describe, ddescribe, xdescribe,
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expect, it, iit, xit,
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async, inject, ComponentFixture, TestComponentBuilder
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} from '@angular/testing';
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import { Hero, HeroService, MockHeroService } from './mock-hero.service';
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import { Router, MockRouter,
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RouterLink, MockRouterLink,
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RouterOutlet, MockRouterOutlet} from './mock-router';
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describe('AppComponent', () => {
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let fixture: ComponentFixture;
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let comp: AppComponent;
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beforeEach(async(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
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tcb
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.overrideDirective(AppComponent, RouterLink, MockRouterLink)
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.overrideDirective(AppComponent, RouterOutlet, MockRouterOutlet)
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.overrideProviders(AppComponent, [
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provide(HeroService, {useClass: MockHeroService}),
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provide(Router, {useClass: MockRouter}),
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])
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.createAsync(AppComponent)
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.then(fix => {
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fixture = fix;
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comp = fixture.debugElement.componentInstance;
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});
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})));
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it('can instantiate it', () => {
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expect(comp).not.toBeNull();
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});
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it('can get title from template', () => {
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fixture.detectChanges();
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let titleEl = fixture.debugElement.query(By.css('h1')).nativeElement;
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expect(titleEl).toHaveText(comp.title);
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});
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it('can get RouterLinks from template', () => {
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fixture.detectChanges();
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let links = fixture.debugElement
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.queryAll(By.directive(MockRouterLink))
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.map(de => <MockRouterLink> de.injector.get(MockRouterLink) );
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expect(links.length).toEqual(2, 'should have 2 links');
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expect(links[0].routeParams[0]).toEqual('Dashboard', '1st link should go to Dashboard');
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expect(links[1].routeParams[0]).toEqual('Heroes', '1st link should go to Heroes');
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let result = links[1].onClick();
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expect(result).toEqual(false, 'click should prevent default browser behavior');
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});
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it('can click Heroes link in template', () => {
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fixture.detectChanges();
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// Heroes RouterLink DebugElement
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let heroesDe = fixture.debugElement
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.queryAll(By.directive(MockRouterLink))[1];
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expect(heroesDe).toBeDefined('should have a 2nd RouterLink');
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let link = <MockRouterLink> heroesDe.injector.get(MockRouterLink);
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expect(link.navigatedTo).toBeNull('link should not have navigate yet');
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heroesDe.triggerEventHandler('click', null);
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fixture.detectChanges();
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expect(link.navigatedTo[0]).toEqual('Heroes');
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});
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});
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