public void TestItemRemoveEvent()
        {
            OwnedItemCollection<OwnedItem> numbers = new OwnedItemCollection<OwnedItem>();

            OwnedItem item = new OwnedItem();
            item.Removed += ItemRemoved;

            numbers.Add(item);

            _count = 0;

            item.Remove();

            Assert.AreEqual(_count, 1);
        }