init

test/app.e2e-spec.ts

@@ -0,0 +1,22 @@
+import { INestApplication } from '@nestjs/common';
+import { Test, TestingModule } from '@nestjs/testing';
+import request from 'supertest';
+
+import { AppModule } from '../src/app.module';
+
+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)', () => {
+        return request(app.getHttpServer()).get('/').expect(200).expect('Hello World!');
+    });
+});

test/jest-e2e.json

@@ -0,0 +1,9 @@
+{
+  "moduleFileExtensions": ["js", "json", "ts"],
+  "rootDir": ".",
+  "testEnvironment": "node",
+  "testRegex": ".e2e-spec.ts$",
+  "transform": {
+    "^.+\\.(t|j)s$": "ts-jest"
+  }
+}