import { expect } from 'chai'
import { useFakeTimers } from 'sinon'
import { humanizeTime, humanizeDate } from '../../js/utils/humanize'

const ONE_MINUTE = 1000 * 60
const ONE_HOUR = ONE_MINUTE * 60

const sept2nd2017midnight = 1504310400000
const sept3rd2017midnight = 1504396800000
const sept4th2017midnight = 1504483200000

describe('humanize', () => {
  let clock: sinon.SinonFakeTimers
  before(() => {
    clock = useFakeTimers(sept4th2017midnight)
  })

  after(() => {
    clock.restore()
  })
  it('humanizeTime correctly', () => {
    expect(humanizeTime(sept4th2017midnight - 1)).to.equal('Now')
    expect(humanizeTime(sept4th2017midnight - (2 * ONE_MINUTE))).to.equal('2 min ago')
    expect(humanizeTime(sept4th2017midnight - (2 * ONE_MINUTE))).to.equal('2 min ago')
    expect(humanizeTime(sept4th2017midnight - (2 * ONE_HOUR))).to.equal('6:00 PM')
    expect(humanizeTime(sept3rd2017midnight)).to.equal('Sep 2') // timezones
  })

  it('humanizeDate correctly', () => {
    expect(humanizeDate(sept4th2017midnight)).to.equal('Today')
    expect(humanizeDate(sept3rd2017midnight)).to.equal('Yesterday')
    expect(humanizeDate(sept2nd2017midnight)).to.equal('Sep 1') // timezones
  })
})