import { async, ComponentFixture, TestBed } from '@angular/core/testing'; import { DataService } from '../../../shared/services/data.service'; import { SignComponent } from './sign.component'; describe('SignComponent', () => { let component: SignComponent; let fixture: ComponentFixture; const mockDataService = jasmine.createSpyObj("DataService", ["getChildAPIUrl","setChildAPIUrl","getFiatRates", "getAliasesFromPubkeys","signMessage","verifyMessage","handleErrorWithoutAlert","handleErrorWithAlert"]); beforeEach(async(() => { TestBed.configureTestingModule({ declarations: [ SignComponent ], providers: [ { provide: DataService, useValue: mockDataService } ] }) .compileComponents(); })); beforeEach(() => { fixture = TestBed.createComponent(SignComponent); component = fixture.componentInstance; fixture.detectChanges(); }); it('should create', () => { expect(component).toBeTruthy(); }); });