GildedRose-Refactoring-Kata/csharp/GildedRoseTest.cs

using NUnit.Framework;
using System.Collections.Generic;

namespace csharp
{
    [TestFixture]
    public class GildedRoseTest
    {
        [Test]
        public void foo()
        {
            IList<Item> Items = new List<Item> { new Item { Name = "foo", SellIn = 0, Quality = 0 } };
            GildedRose app = new GildedRose(Items);
            app.UpdateQuality();
            Assert.AreNotEqual("fixme", Items[0].Name);
        }

        [Test]
        public void ConjuredQuality()
        {
            IList<Item> Items = new List<Item> { new Item { Name = "Conjured Mana Cake", SellIn = 1, Quality = 8 } };
            GildedRose app = new GildedRose(Items);

            // "Conjured" items degrade in Quality twice as fast as normal items. 
            // So, 
            //      SellIn >= 0 => degrade = -2 
            //      SellIn < 0 => degrade = -4
            app.UpdateQuality();
            Assert.AreEqual(6, Items[0].Quality);

            app.UpdateQuality();
            Assert.AreEqual(2, Items[0].Quality);
        }
    }
}