public void DeleteLastPatient_RaiseLastItemRemoved() { card.Open(p[3]); bool removed = false; var LastItemRemovedEh = (EventHandler)((s, e) => { removed = true; }); card.LastItemRemoved += LastItemRemovedEh; card.DeleteHolder(p[3]); Assert.AreEqual(null, card.Navigator.Current); Assert.IsTrue(removed); card.LastItemRemoved -= LastItemRemovedEh; }