public void GildedRoseFactoryTest(string name, int sellIn, int quality, int expectedSellIn, int expectedQuality)
{
var item = new Item {
Name = name, SellIn = sellIn, Quality = quality
};
item = GildedRose.CreateGildedRoseFactory(item);
Assert.IsTrue(item.Quality == expectedQuality && item.SellIn == expectedSellIn);
}