import { LayoutModule } from '@angular/cdk/layout' ; import { ComponentFixture , TestBed , waitForAsync } from '@angular/core/testing' ; import { NoopAnimationsModule } from '@angular/platform-browser/animations' ; import { MatButtonModule } from '@angular/material/button' ; import { MatIconModule } from '@angular/material/icon' ; import { MatListModule } from '@angular/material/list' ; import { MatSidenavModule } from '@angular/material/sidenav' ; import { MatToolbarModule } from '@angular/material/toolbar' ; import { MainNavComponent } from './main-nav.component' ; describe ( 'MainNavComponent' , ( ) => { let component ; let fixture ; beforeEach ( waitForAsync ( ( ) => { TestBed . configureTestingModule ( { declarations : [ MainNavComponent ] , imports : [ NoopAnimationsModule , LayoutModule , MatButtonModule , MatIconModule , MatListModule , MatSidenavModule , MatToolbarModule , ] } ) . compileComponents ( ) ; } ) ) ; beforeEach ( ( ) => { fixture = TestBed . createComponent ( MainNavComponent ) ; component = fixture . componentInstance ; fixture . detectChanges ( ) ; } ) ; it ( 'should compile' , ( ) => { expect ( component ) . toBeTruthy ( ) ; } ) ; } ) ;