public void DoesNotThrowWhenAddingNonActiveAwareObjects()
{
var collection = new ObservableCollection <object>();
var behavior = new CollectionActiveAwareBehavior(collection);
behavior.Attach();
collection.Add(new object());
}
public void DetachStopsListeningForChanges()
{
var collection = new ObservableCollection <object>();
var behavior = new CollectionActiveAwareBehavior(collection);
behavior.Attach();
behavior.Detach();
ActiveAwareObject activeAwareObject = new ActiveAwareObject();
collection.Add(activeAwareObject);
Assert.IsFalse(activeAwareObject.IsActive);
}
public void SetsIsActivePropertyOnIActiveAwareObjects()
{
var collection = new ObservableCollection <object>();
var behavior = new CollectionActiveAwareBehavior(collection);
behavior.Attach();
ActiveAwareObject activeAwareObject = new ActiveAwareObject();
Assert.IsFalse(activeAwareObject.IsActive);
collection.Add(activeAwareObject);
Assert.IsTrue(activeAwareObject.IsActive);
collection.Remove(activeAwareObject);
Assert.IsFalse(activeAwareObject.IsActive);
}
