import { async, ComponentFixture, TestBed } from '@angular/core/testing'; import { ToolbarComponent } from './toolbar.component'; import { Component } from '@angular/core'; @Component({selector: 'app-toolbar', template: ''}) class ToolbarStubComponent{} describe('ToolbarComponent', () => { let component: ToolbarComponent; let fixture: ComponentFixture; beforeEach(async(() => { TestBed.configureTestingModule({ declarations: [ ToolbarComponent, ToolbarStubComponent ] }) .compileComponents(); })); beforeEach(() => { fixture = TestBed.createComponent(ToolbarComponent); component = fixture.componentInstance; fixture.detectChanges(); }); it('should create', () => { expect(component).toBeTruthy(); }); });