public void AllowNegativeSellIn() { var statusUpdater = new InventoryStatusUpdater(); var normalItem = new Item { Name = "Normal Normal", Quality = 50, SellIn = 1 }; var items = new List <Item> { normalItem }; statusUpdater.UpdateQuality(items); statusUpdater.UpdateQuality(items); Assert.Equal(-1, normalItem.SellIn); }
public void DecreaseQualityByTwoAfterSellInReachesZero() { var statusUpdater = new InventoryStatusUpdater(); var normalItem = new Item { Name = "Normal Normal", Quality = 50, SellIn = 1 }; var items = new List <Item> { normalItem }; statusUpdater.UpdateQuality(items); // -1 statusUpdater.UpdateQuality(items); // -2 statusUpdater.UpdateQuality(items); // -2 Assert.Equal(45, normalItem.Quality); }