public void ClearItem_MakesTheSpecifiedItemUnavailable()
{
_inv.TotalSlots = 4;
var itemA = Substitute.For <IItemInfo>();
itemA.ID = 1;
itemA.SlotsRequired = 2;
itemA.StackSize = 1;
var itemB = Substitute.For <IItemInfo>();
itemB.ID = 2;
itemB.SlotsRequired = 1;
itemB.StackSize = 5;
_inv.Store(itemA, 1);
_inv.Store(itemB, 10);
_inv.ClearItem(itemB);
Assert.AreEqual(1, _inv.GetAmount(itemA));
Assert.AreEqual(0, _inv.GetAmount(itemB));
}