import { TestBed , getTestBed } from '@angular/core/testing' ; import { AuthGuard } from 'src/app/shared/auth/auth.guard' ; import { AuthService } from 'src/app/shared/services' ; import { AuthServiceMock } from '../../mocks' ; describe ( 'AuthGuard' , ( ) => { let injector ; let service ; beforeEach ( ( ) => { TestBed . configureTestingModule ( { imports : [ ] , providers : [ AuthGuard , { provide : AuthService , useClass : AuthServiceMock } ] } ) ; injector = getTestBed ( ) ; service = injector . get ( AuthGuard ) ; } ) ; it ( 'should be created' , ( ) => { expect ( service ) . toBeTruthy ( ) ; } ) ; it ( 'implements CanActivate' , ( ) => { let actual = false ; service . canActivate ( null , { url : '' } as any ) . subscribe ( value => actual = value ) ; expect ( actual ) . toEqual ( true ) ; } ) ; } ) ;