import { TestBed } from '@angular/core/testing'; import { UtilService } from '../services/angular-mydatepicker.util.service'; describe('UtilService', () => { beforeEach(() => TestBed.configureTestingModule({ providers: [ UtilService ] })); it('should be created', () => { const service: UtilService = TestBed.get(UtilService); expect(service).toBeTruthy(); }); });