 
     @willChangeHandlers.push eventHandler
 
-    alert "event listener added"
+    notification "event listener added"
 
   @testdidchangeEvent: ->
     eventHandler = steroids.tabBar.on 'didchange', (event) ->

    @willChangeHandlers = []
    @didChangeHandlers = []

    alert "event handlers removed"

  @testRemoveDidChangeEvents: ->
    steroids.tabBar.off 'didchange'

    alert "didchange events handlers removed"

  @testRemoveWillChangeEvents: ->
    steroids.tabBar.off 'willchange'

    alert "willchange events handlers removed"


          }
        ]
      },
      onSuccess: -> notification "updated"
      onFailure: -> alert "failed to update"
    )

