# Node-Text-Example.md

### packages
- except
- supertest
- rewirte
- mocha

### code example
```javascript
const expect = require('expect');
const utils = require('./utils');

describe('Utils', () => {

  describe('#add', () => {
    it('should add two numbers', () => {
      var res = utils.add(33, 11);

      expect(res).toBe(44).toBeA('number');
    });
  });


  it('should async add two numbers', (done) => {
    utils.asyncAdd(4, 3, (sum) => {
      expect(sum).toBe(7).toBeA('number');
      done();
    });
  });

  it('should square a number', () => {
    var res = utils.square(3);

    expect(res).toBe(9).toBeA('number');
  });

  it('should async square a number', (done) => {
    utils.asyncSquare(5, (res) => {
      expect(res).toBe(25).toBeA('number');
      done();
    });
  });
});



// should verify first and last names are set
// assert it includes firstName and lastName with proper values
it('should set firstName and lastName', () => {
  var user = {location: 'Philadelphia', age: 25};
  var res = utils.setName(user, 'Andrew Mead');

  expect(res).toInclude({
    firstName: 'Andrew',
    lastName: 'Mead'
  });
});

// it('should expect some values', () => {
//   // expect(12).toNotBe(12);
//   // expect({name: 'andrew'}).toNotEqual({name: 'Andrew'});
//   // expect([2,3,4]).toExclude(1);
//   expect({
//     name: 'Andrew',
//     age: 25,
//     location: 'Philadelphia'
//   }).toExclude({
//     age: 23
//   })
// });
```


```javascript
const request = require('supertest');
const expect = require('expect');

var app = require('./server').app;

describe('Server', () => {

  describe('GET /', () => {
    it('should return hello world response', (done) => {
      request(app)
        .get('/')
        .expect(404)
        .expect((res) => {
          expect(res.body).toInclude({
            error: 'Page not found.'
          });
        })
        .end(done);
    });
  });

  describe('GET /users', () => {
    it('should return my user object', (done) => {
      request(app)
        .get('/users')
        .expect(200)
        .expect((res) => {
          expect(res.body).toInclude({
            name: 'Andrew',
            age: 25
          });
        })
        .end(done);
    });
  });
});
```