public void _elementsMgr_AddedEventHandlerFiresElementInstancesAddedEventWhenElementsAreSuccessfullyAdded()
{
var wkSpce = new WorkSpace();
// verify the event handler fires the event by catching it with a helper event handler.
var mockElMgr = new Mock<IElements>();
var mockEl = new Mock<IElement>();
var helper = new HelperForWorkSpaces();
wkSpce.ElementInstancesAdded += new InstanceAddedEventHandler<IWorkSpace, ElementInstancesAddedEventArgs>(helper.ElementInstancesAdded_DummyHandler);
var ea = new ElementCollectionEventArgs(CollectionEventArgs.CollectionAction.Add, mockEl.Object);
wkSpce.ElementsMgr = mockElMgr.Object;
wkSpce._elementsMgr_Added(mockElMgr.Object, ea);
Assert.Equal(1, helper.ElementInstancesAdded_TimesHandled);
}
