public void UpdateTouchStateWithoutNewData()
 {
     touchCollection.ids[0]    = 15;
     touchCollection.states[0] = State.Releasing;
     touchCollection.UpdateTouchStateWithoutNewData(0);
     Assert.AreEqual(State.Released, touchCollection.states[0]);
     Assert.AreEqual(15, touchCollection.ids[0]);
     touchCollection.states[0] = State.Released;
     touchCollection.UpdateTouchStateWithoutNewData(0);
     Assert.AreEqual(State.Released, touchCollection.states[0]);
     Assert.AreEqual(-1, touchCollection.ids[0]);
 }