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import { HttpClientTestingModule } from '@angular/common/http/testing';
import { ComponentFixture, TestBed } from '@angular/core/testing';
import { RouterTestingModule } from '@angular/router/testing';
import { ToastrModule } from 'ngx-toastr';
import { SharedModule } from '~/app/shared/shared.module';
import { configureTestBed } from '~/testing/unit-test-helper';
import { ErrorComponent } from './error.component';
describe('ErrorComponent', () => {
let component: ErrorComponent;
let fixture: ComponentFixture<ErrorComponent>;
configureTestBed({
declarations: [ErrorComponent],
imports: [HttpClientTestingModule, RouterTestingModule, SharedModule, ToastrModule.forRoot()]
});
beforeEach(() => {
fixture = TestBed.createComponent(ErrorComponent);
component = fixture.componentInstance;
fixture.detectChanges();
});
it('should create', () => {
expect(component).toBeTruthy();
});
it('should show error message and header', () => {
window.history.pushState({ message: 'Access Forbidden', header: 'User Denied' }, 'Errors');
component.fetchData();
fixture.detectChanges();
const header = fixture.debugElement.nativeElement.querySelector('h3');
expect(header.innerHTML).toContain('User Denied');
const message = fixture.debugElement.nativeElement.querySelector('h4');
expect(message.innerHTML).toContain('Access Forbidden');
});
it('should show 404 Page not Found if message and header are blank', () => {
window.history.pushState({ message: '', header: '' }, 'Errors');
component.fetchData();
fixture.detectChanges();
const header = fixture.debugElement.nativeElement.querySelector('h3');
expect(header.innerHTML).toContain('Page not Found');
const message = fixture.debugElement.nativeElement.querySelector('h4');
expect(message.innerHTML).toContain('Sorry, we couldn’t find what you were looking for.');
});
});
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