forked from juristr/angular-testing-recipes
-
Notifications
You must be signed in to change notification settings - Fork 0
/
input.component.spec.ts
48 lines (38 loc) · 1.23 KB
/
input.component.spec.ts
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
/* tslint:disable:no-unused-variable */
import { async, ComponentFixture, TestBed } from '@angular/core/testing';
import { By } from '@angular/platform-browser';
import { DebugElement } from '@angular/core';
import { Component, Input } from '@angular/core';
@Component({
selector: 'test',
template: `{{ message }}`
})
class InputComponent {
@Input() message: string;
}
describe('InputComponent', () => {
let component: InputComponent;
let fixture: ComponentFixture<InputComponent>;
beforeEach(async(() => {
TestBed.configureTestingModule({
declarations: [InputComponent]
})
.compileComponents();
}));
beforeEach(() => {
fixture = TestBed.createComponent(InputComponent);
component = fixture.componentInstance;
fixture.detectChanges();
});
it('should create', () => {
expect(component).toBeTruthy();
});
it('should correctly render the passed @Input value', () => {
// there shouldn't be any value initially
expect(fixture.debugElement.nativeElement.innerHTML).toBe('');
// let's set the @Input value and then verify again
component.message = 'Hi there';
fixture.detectChanges();
expect(fixture.debugElement.nativeElement.innerHTML).toBe('Hi there');
});
});