import { Test, TestingModule } from '@nestjs/testing'; import { NorthwindapiController } from './northwindapi.controller'; import { NorthwindapiService } from './northwindapi.service'; describe('NorthwindapiController', () => { let northwindapiController: NorthwindapiController; beforeEach(async () => { const app: TestingModule = await Test.createTestingModule({ controllers: [NorthwindapiController], providers: [NorthwindapiService], }).compile(); northwindapiController = app.get( NorthwindapiController, ); }); describe('root', () => { it('should return "Hello World!"', () => { expect(northwindapiController.getHello()).toBe('Hello World!'); }); }); });