unit testing $q.all

angular-promise.coffee

'use strict'

# dependencies angularjs, karma, karma-mocha, mocha, chai

describe 'Unit: $q.all', () ->

  it 'should simulate promise', inject ($q, $rootScope) ->
    deferred1 = $q.defer()
    promise1 = deferred1.promise
    deferred2 = $q.defer()
    promise2 = deferred2.promise
    resolvedValue = undefined
    alldone = false
   
    $q.all([promise1, promise2]).then (value) ->
      alldone = true
      console.log "alldone"
    promise1.then (value) ->
      resolvedValue = value
    promise2.then (value) ->
      resolvedValue = value
    expect(resolvedValue).to.be.undefined
    expect(alldone).to.equal(false)
    deferred1.resolve(123)
    expect(alldone).to.equal(false)
    deferred2.resolve(123)
    expect(resolvedValue).to.be.undefined
   
    $rootScope.$apply()
    expect(resolvedValue).to.equal(123)
    expect(alldone).to.equal(true)