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added test for window resize to app.component.spec.ts

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This commit is contained in:
Art Lowel
2017-01-18 11:27:39 +01:00
parent e1d69e0efd
commit 58b4b381e7
3 changed files with 28 additions and 13 deletions
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38
src/app/app.component.spec.ts
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@@ -11,14 +11,14 @@ import {
} from "@angular/core";
import { By } from '@angular/platform-browser';
import { TranslateModule } from "ng2-translate";
import { NgbCollapseModule } from '@ng-bootstrap/ng-bootstrap';
import { Store } from "@ngrx/store";
import { Store, StoreModule } from "@ngrx/store";
// Load the implementations that should be tested
import { AppComponent } from './app.component';
import { HeaderComponent } from './header/header.component';
import { CommonModule } from '@angular/common';
import { HostWindowState } from "./shared/host-window.reducer";
import { HostWindowResizeAction } from "./shared/host-window.actions";
let comp: AppComponent;
let fixture: ComponentFixture<AppComponent>;
@@ -30,14 +30,10 @@ describe('App component', () => {
// async beforeEach
beforeEach(async(() => {
return TestBed.configureTestingModule({
imports: [ CommonModule, TranslateModule.forRoot(), NgbCollapseModule.forRoot()],
declarations: [ AppComponent, HeaderComponent ], // declare the test component
imports: [ CommonModule, StoreModule.provideStore({}), TranslateModule.forRoot() ],
declarations: [ AppComponent ], // declare the test component
providers: [
AppComponent,
{
provide: Store,
useClass: class { dispatch = jasmine.createSpy('dispatch') }
}
AppComponent
],
schemas: [ CUSTOM_ELEMENTS_SCHEMA ]
})
@@ -47,7 +43,7 @@ describe('App component', () => {
beforeEach(() => {
fixture = TestBed.createComponent(AppComponent);
comp = fixture.componentInstance; // BannerComponent test instance
comp = fixture.componentInstance; // component test instance
// query for the title <p> by CSS element selector
de = fixture.debugElement.query(By.css('p'));
@@ -58,4 +54,24 @@ describe('App component', () => {
// Perform test using fixture and service
expect(app).toBeTruthy();
}));
describe("when the window is resized", () => {
let width: number;
let height: number;
let store: Store<HostWindowState>;
beforeEach(() => {
store = fixture.debugElement.injector.get(Store);
spyOn(store, 'dispatch');
window.dispatchEvent(new Event('resize'));
width = window.innerWidth;
height = window.innerHeight;
});
it("should dispatch a HostWindowResizeAction with the width and height of the window as its payload", () => {
expect(store.dispatch).toHaveBeenCalledWith(new HostWindowResizeAction(width, height));
});
});
});