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测试文件

import { async, ComponentFixture, TestBed } from 
'@angular/core/testing';

import { BrowserAnimationsModule } from '@angular/platform- 
browser/animations';

import { ManagePageComponent } from './manage-page.component';
import { MatIconModule } from '@angular/material/icon';
import { RouterTestingModule } from '@angular/router/testing';
import {MatTableModule} from '@angular/material/table';
import { MatTabsModule } from '@angular/material/tabs';
import { HttpClientModule } from '@angular/common/http';

describe('ManagePageComponent', () => {
  let component: ManagePageComponent;
  let fixture: ComponentFixture<ManagePageComponent>;

 beforeEach(async(() => {

    TestBed.configureTestingModule({
      declarations: [ ManagePageComponent ],
      imports: [
        BrowserAnimationsModule,
        RouterTestingModule,
        MatIconModule,
        MatTableModule,
        MatTabsModule,
        HttpClientModule,
      ],
    })
    .compileComponents();
  })); …