public void SellInShouldDecreaseByOneperDay()
        {
            FreshItem freshItem = new FreshItem("", 10, 50);

            freshItem.DaysPast(2);
            Assert.AreEqual(8, freshItem.GetSellIn());
        }
        public void TestInputFromTechTest2()
        {
            FreshItem freshItem = new FreshItem("", -1, 5);

            freshItem.DaysPast(1);
            Assert.AreEqual(1, freshItem.GetQuality());
            Assert.AreEqual(-2, freshItem.GetSellIn());
        }