import { AppModule } from '../src/app.module'; import type { INestApplication } from '@nestjs/common'; import type { TestingModule } from '@nestjs/testing'; import { Test } from '@nestjs/testing'; import * as request from 'supertest'; describe('AppController (e2e)', () => { let app: INestApplication; beforeEach(async () => { const moduleFixture: TestingModule = await Test.createTestingModule({ imports: [AppModule], }).compile(); app = moduleFixture.createNestApplication(); await app.init(); }); it('/ (GET)', () => request(app.getHttpServer()).get('/').expect(200).expect('Hello World!')); });