       afterEach ->
         window.clearInterval.restore?()
 
-      it 'should stop timer', ->
+      it 'stops timer', ->
         sinon.stub(window, 'clearInterval')
         callback = ->
         Visibility._timers =


        Visibility._initTimers.should.have.been.called

      it 'should set visible timer from every method without API', ->
        Visibility._initTimers()
        sinon.stub(Visibility, '_setInterval')
        sinon.stub(Visibility, '_setListener')


    describe '._chronoInterval()', ->

      it 'calls jQuery Chrono plugin from internal method', ->
        window.jQuery = { every: -> 102 }
        sinon.spy(jQuery, 'every')
        callback = ->
