testing.ts

import { expect } from 'chai'
describe('Stuff', () => {
  
  // -------THE CALLBACK WAY------- //
  it('looks ugly with callbacks', (done) => {
    User.count({}, (err, count) => {
      if (err) { return done(err) }
      expect(count).to.be.above(1)
      User.findOne({}, (err, user) => {
        if (err) { return done(err) }
        expect(user).to.have.property('email')
        done()
      })
    })
  })

  // ------- BETTER WITH PROMISES ------- //  
  it('looks ok with promises', () => {
    return User.count({}).then(count => {
      expect(count).to.be.above(1)
      user.findOne({}).then(user => {
        expect(user).to.have.property('email')
      })
    })
  })

  // ------- AWAIT IS AWESOME ------- //  
  it('looks great with await !', async () => {
    expect(await User.count({})).to.be.above(1)
    expect(await User.findOne({})).to.have.property('email')
  })

})