private void LastEventAssert(NotifySetChangeActionType type, object newItem = null, object oldItem = null)
{
Assert.AreEqual(_lastEventArgs.newItem, newItem);
Assert.AreEqual(_lastEventArgs.oldItem, oldItem);
Assert.AreEqual(_lastEventArgs.changeActionTypeType, type);
}
private NotifySetChangedEventArgs(NotifySetChangeActionType changeActionTypeType, T oldItem, T newItem)
{
this.oldItem = oldItem;
this.newItem = newItem;
this.changeActionTypeType = changeActionTypeType;
}