diff --git a/csharpcore/GildedRoseTests/GildedRoseTest.cs b/csharpcore/GildedRoseTests/GildedRoseTest.cs
index ec5c2262..82a9d8c9 100644
--- a/csharpcore/GildedRoseTests/GildedRoseTest.cs
+++ b/csharpcore/GildedRoseTests/GildedRoseTest.cs
@@ -1,5 +1,8 @@
-using Xunit;
+using System;
+using Xunit;
 using System.Collections.Generic;
+using System.Reflection;
+using GildedRose.Models;
 using GildedRoseKata;
 
 namespace GildedRoseTests
@@ -9,10 +12,38 @@ namespace GildedRoseTests
         [Fact]
         public void foo()
         {
-            IList<Item> Items = new List<Item> { new Item { Name = "foo", SellIn = 0, Quality = 0 } };
-            GildedRoseKata.GildedRose app = new GildedRoseKata.GildedRose(Items);
-            app.UpdateQuality();
-            Assert.Equal("fixme", Items[0].Name);
+            IList<Item> items = new List<Item> { new AgedBrie() { Name = "fixme", SellIn = 0, Quality = 0 } };
+
+            GildedRoseKata.GildedRose app = new GildedRoseKata.GildedRose(items);
+
+            foreach (Item t in items)
+            {
+                Type type = t.GetType();
+                var instance = Activator.CreateInstance(type);
+
+                // Get a property on the type that is stored in the
+                // property string
+                PropertyInfo propSellDaysGone = type.GetProperty("SellDaysGone");
+                PropertyInfo propSellIn = type.GetProperty("SellIn");
+                PropertyInfo propQuality = type.GetProperty("Quality");
+                PropertyInfo propName = type.GetProperty("Name");
+
+                // Set the value of the given property on the given instance
+                propSellDaysGone.SetValue(instance, 10, null);
+                propSellIn.SetValue(instance, t.SellIn, null);
+                propQuality.SetValue(instance, t.Quality, null);
+                propName.SetValue(instance, t.Name, null);
+
+                // Fetch the methods
+                MethodInfo updateQualityMethod = type.GetMethod("UpdateQuality");
+                MethodInfo updateSellinMethod = type.GetMethod("UpdateSellIn");
+
+                // Invoke the respective implementation of the methods
+                updateQualityMethod.Invoke(instance, new object[0]);
+                updateSellinMethod.Invoke(instance, new object[0]);
+
+                Assert.Equal("fixme", t.Name);
+            }
         }
     }
 }