ama-team / voxengine-sdk

var Sinon = require('sinon')

var Chai = require('chai')

var expect = Chai.expect

var delay = require('../../../../lib').Concurrent.delay

describe('Integration', function () {

  describe('/concurrent', function () {

    describe('/timeout.js', function () {

      describe('.delay', function () {

        var clock

        beforeEach(function () {

          clock = Sinon.useFakeTimers()

        })

        afterEach(function () {

          clock.restore()

        })

        it('delays processing of specified code', function () {

          var callback = Sinon.stub()

          var delayed = delay(10, callback)

          expect(callback.callCount).to.eq(0)

          clock.next()

          return delayed

            .then(function () {

              expect(callback.callCount).to.eq(1)

            })

        })

        it('creates delayed promise if no callback is specified', function () {

          var promise = delay(1)

          clock.next()

          return promise

        })

      })

    })

  })

})