user modules/service/controller/specを作成

src/app.module.ts

@@ -1,8 +1,7 @@
 import { Module } from '@nestjs/common';
+import { UserModule } from './modules/user/user.module';
 
 @Module({
-  imports: [],
-  controllers: [],
-  providers: [],
+  imports: [UserModule],
 })
 export class AppModule {}

src/modules/user/user.controller.spec.ts

@@ -0,0 +1,18 @@
+import { Test, TestingModule } from '@nestjs/testing';
+import { UserController } from './user.controller';
+
+describe('UserController', () => {
+  let controller: UserController;
+
+  beforeEach(async () => {
+    const module: TestingModule = await Test.createTestingModule({
+      controllers: [UserController],
+    }).compile();
+
+    controller = module.get<UserController>(UserController);
+  });
+
+  it('should be defined', () => {
+    expect(controller).toBeDefined();
+  });
+});

src/modules/user/user.controller.ts

@@ -0,0 +1,17 @@
+import { Controller, Get, Post } from '@nestjs/common';
+import { UserService } from './user.service';
+
+@Controller('users')
+export class UserController {
+  constructor(private readonly userService: UserService) {}
+
+  @Get()
+  findAll() {
+    return this.userService.findAll();
+  }
+
+  @Post()
+  create() {
+    return this.userService.create();
+  }
+}

src/modules/user/user.module.ts

@@ -0,0 +1,9 @@
+import { Module } from '@nestjs/common';
+import { UserController } from './user.controller';
+import { UserService } from './user.service';
+
+@Module({
+  controllers: [UserController],
+  providers: [UserService],
+})
+export class UserModule {}

src/modules/user/user.service.spec.ts

@@ -0,0 +1,18 @@
+import { Test, TestingModule } from '@nestjs/testing';
+import { UserService } from './user.service';
+
+describe('UserService', () => {
+  let service: UserService;
+
+  beforeEach(async () => {
+    const module: TestingModule = await Test.createTestingModule({
+      providers: [UserService],
+    }).compile();
+
+    service = module.get<UserService>(UserService);
+  });
+
+  it('should be defined', () => {
+    expect(service).toBeDefined();
+  });
+});

src/modules/user/user.service.ts

@@ -0,0 +1,12 @@
+import { Injectable } from '@nestjs/common';
+
+@Injectable()
+export class UserService {
+  findAll() {
+    return 'findAll users';
+  }
+
+  create() {
+    return 'create user';
+  }
+}