import { waitForAsync, ComponentFixture, TestBed } from '@angular/core/testing'; import { SimpleDropDownComponent } from './simple-drop-down.component'; describe('SimpleDropDownComponent', () => { let component: SimpleDropDownComponent; let fixture: ComponentFixture; beforeEach(waitForAsync(() => { TestBed.configureTestingModule({ declarations: [SimpleDropDownComponent], }).compileComponents(); })); beforeEach(() => { fixture = TestBed.createComponent(SimpleDropDownComponent); component = fixture.componentInstance; fixture.detectChanges(); }); it('should create', () => { expect(component).toBeTruthy(); }); });