metron-interface/metron-config/src/app/navbar/navbar.component.spec.ts

/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
import { async, TestBed, ComponentFixture } from '@angular/core/testing';
import { NavbarComponent } from './navbar.component';
import { AuthenticationService } from '../service/authentication.service';
import { of } from 'rxjs';

class MockAuthenticationService {
  getCurrentUser() {
    return of('user');
  }
}

describe('NavbarComponent', () => {
  let fixture: ComponentFixture<NavbarComponent>;
  let navbarComponent: NavbarComponent;

  beforeEach(async(() => {
    TestBed.configureTestingModule({
      declarations: [NavbarComponent],
      providers: [
        NavbarComponent,
        { provide: AuthenticationService, useClass: MockAuthenticationService }
      ]
    });
    fixture = TestBed.createComponent(NavbarComponent);
    navbarComponent = fixture.componentInstance;
  }));

  it('can instantiate SampleDataComponent', async(() => {
    expect(navbarComponent instanceof NavbarComponent).toBe(true);
    fixture.detectChanges();
  }));
});