test-assignment-enpal/service/test/app.e2e-spec.ts

import { Test, TestingModule } from '@nestjs/testing';
import { INestApplication } from '@nestjs/common';
import request from 'supertest';
import type { App } from 'supertest/types';
import { AppModule } from '../src/app.module';
import { configureApp } from '../src/utils/nestjsHelpers';

describe('AppController (e2e)', () => {
  let app: INestApplication<App>;

  beforeEach(async () => {
    const moduleFixture: TestingModule = await Test.createTestingModule({
      imports: [AppModule],
    }).compile();

    app = moduleFixture.createNestApplication<INestApplication<App>>();
    configureApp(app);
    await app.init();
  });

  afterEach(async () => {
    await app.close();
  });

  it('/ (GET)', () => {
    return request(app.getHttpServer())
      .get('/')
      .expect(200)
      .expect('Hello World! There are 18 total slots.');
  });
});