diff --git a/SportsStore/SportsStore.UnitTests/UnitTest1.cs b/SportsStore/SportsStore.UnitTests/UnitTest1.cs
index 243d7e7..cc35209 100644
--- a/SportsStore/SportsStore.UnitTests/UnitTest1.cs
+++ b/SportsStore/SportsStore.UnitTests/UnitTest1.cs
@@ -149,5 +149,30 @@ namespace SportsStore.UnitTests
             Assert.AreEqual(results[1], "Oranges");
             Assert.AreEqual(results[2], "Plums");
         }
+
+        [TestMethod]
+        public void Indicates_Selected_Category()
+        {
+            // Arrange
+            // - create the mock repository
+            Mock<IProductRepository> mock = new Mock<IProductRepository>();
+            mock.Setup(m => m.Products).Returns(new Product[]
+            {
+                new Product { ProductID = 1, Name = "P1", Category = "Apples" },
+                new Product { ProductID = 4, Name = "P2", Category = "Oranges" },
+            });
+
+            // Arrange - create the controller
+            NavController target = new NavController(mock.Object);
+
+            // Arrange - define the category to selected
+            string categoryToSelected = "Apples";
+            
+            // Action
+            string result = target.Menu(categoryToSelected).ViewBag.SelectedCategory;
+
+            // Assert
+            Assert.AreEqual(categoryToSelected, result);
+        }
 }
 }