MCP TODO Server

import { TodoController } from '@/todo/todo.controller'; import { TodoService } from '@/todo/todo.service'; import { Test, TestingModule } from '@nestjs/testing'; describe('TodoController', () => { let controller: TodoController; let service: TodoService; beforeEach(async () => { const module: TestingModule = await Test.createTestingModule({ controllers: [TodoController], providers: [ { provide: TodoService, useValue: { create: jest .fn() .mockImplementation(dto => ({ id: 1, ...dto, completed: false })), findAll: jest.fn().mockReturnValue([]), findOne: jest .fn() .mockImplementation(id => ({ id, title: 'Test' })), update: jest.fn().mockImplementation((id, dto) => ({ id, ...dto })), remove: jest.fn().mockReturnValue(undefined), }, }, ], }).compile(); controller = module.get<TodoController>(TodoController); service = module.get<TodoService>(TodoService); }); it('should be defined', () => { expect(controller).toBeDefined(); }); describe('create', () => { it('should call service.create', () => { const dto = { title: 'New Todo' }; controller.create(dto); expect(service.create).toHaveBeenCalledWith(dto); }); }); describe('findAll', () => { it('should call service.findAll', () => { controller.findAll(); expect(service.findAll).toHaveBeenCalled(); }); }); describe('findOne', () => { it('should call service.findOne', () => { controller.findOne(1); expect(service.findOne).toHaveBeenCalledWith(1); }); }); describe('update', () => { it('should call service.update', () => { const dto = { title: 'Updated' }; controller.update(1, dto); expect(service.update).toHaveBeenCalledWith(1, dto); }); }); describe('remove', () => { it('should call service.remove', () => { controller.remove(1); expect(service.remove).toHaveBeenCalledWith(1); }); }); });