1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
|
import { Component, NO_ERRORS_SCHEMA } from '@angular/core';
import { async, ComponentFixture, TestBed, fakeAsync, tick } from '@angular/core/testing';
import { defer, Observable } from 'rxjs';
import { TodoListPageComponent } from './todo-list-page.component';
import { TodoListService, WorkItem } from './todo-list.service';
import { By } from '@angular/platform-browser';
@Component({
selector: 'mat-progress-bar',
template: ''
})
class MatProgressBarStubComponent {
}
function asyncData<T>(data: T): Observable<T> {
return defer(() => Promise.resolve(data));
}
describe('TodoListPageComponent', () => {
let component: TodoListPageComponent;
let fixture: ComponentFixture<TodoListPageComponent>;
beforeEach(async(() => {
const todoListService: jasmine.SpyObj<TodoListService> = jasmine.createSpyObj('TodoListService', ['getWorkItemList']);
todoListService.getWorkItemList.and.returnValue(asyncData(<WorkItem[]>[{
id: 0, title: 'Test title 1', closed: true
}, {
id: 1, title: 'Test title 2', closed: false
}]));
TestBed.configureTestingModule({
declarations: [TodoListPageComponent, MatProgressBarStubComponent],
providers: [
{ provide: TodoListService, useValue: todoListService }
],
schemas: [NO_ERRORS_SCHEMA]
})
.compileComponents();
}));
beforeEach(() => {
fixture = TestBed.createComponent(TodoListPageComponent);
component = fixture.componentInstance;
});
it('should create', () => {
fixture.detectChanges();
expect(component).toBeTruthy();
});
it('should show progress bar during loading', () => {
fixture.detectChanges();
expect(fixture.debugElement.query(By.css('mat-progress-bar'))).toBeTruthy();
});
it('should hide progress bar after loading', fakeAsync(() => {
fixture.detectChanges();
tick();
fixture.detectChanges();
expect(fixture.debugElement.query(By.css('mat-progress-bar'))).toBeFalsy();
}));
});
|
