import { ComponentFixture, TestBed, waitForAsync } from '@angular/core/testing'; import { MatDialogModule } from '@angular/material/dialog'; import { ReactiveFormsModule } from '@angular/forms'; import { RouterTestingModule } from '@angular/router/testing'; import { ReceiptComponent } from './receipt.component'; describe('ReceiptComponent', () => { let component: ReceiptComponent; let fixture: ComponentFixture; beforeEach( waitForAsync(() => { TestBed.configureTestingModule({ imports: [MatDialogModule, ReactiveFormsModule, RouterTestingModule], declarations: [ReceiptComponent], }).compileComponents(); }), ); beforeEach(() => { fixture = TestBed.createComponent(ReceiptComponent); component = fixture.componentInstance; fixture.detectChanges(); }); it('should create', () => { expect(component).toBeTruthy(); }); });