@ApiPrefix('/api')
  class UserController {
    /**
     * 依赖注入，注入userService
     */
    @Inject()
    private userService: UserService;

    /**
     * get
     * restful 获取userId
     * @param userId string ==> ctx.param
     * @queryObj 获取query参数 ==> ctx.query
     * @queryItem 获取query参数中的某一个 ==> ctx.query[key]
     */
    @GetMapping('/user/:userId')
    async queryUser(@param('userId') userId: string): Promise<User> {
      return this.userService.queryUserById(userId);
    }
    /**
     * post
     * @request() 获取request ==> ctx.request.body
     */
    @PostMapping('/add-user')
    async insertUser(@request() user: User): Promise<User> {
      return this.userService.insertUser(user);
    }
  }

 log/xx.log
 [INFO] 6424f40c-1958-4284-b4d7-5580ed9744ff GET /user/1623415519723 3ms req: {"userId":"1623415519723"} res: {"errorMessage":null,"errorCode":null,"errorStack":null,"data":{"name":"hello","userId":"1623415519723"},"success":true,"traceId":"6424f40c-1958-4284-b4d7-5580ed9744ff","pid":9580}

const request = require('supertest');

describe('Demo controller', () => {
  test('GET /user/1234', done => {
    request('http://localhost:3000/user')
      .get('/1234')
      .set('Accept', 'application/json')
      .send()
      .expect('Content-Type', /json/)
      .expect(200)
      .then(response => {
        expect(response.body.success).toEqual(true);
        expect(response.body.data.userId).toBe('1234');
        done();
      })
      .catch(err => done(err));
  });
});

import React from 'react';
import ReactDom from 'react-dom';
import Logo from './component/logo';
import Demo from './component/demo';
import styles from './styles.less';
import './global.less';

const App: React.FC<any> = () => {
  return (
    <div className={styles.box}>
      <Logo />
      <Demo />
    </div>
  );
};

ReactDom.render(<App />, document.querySelector('#root'));