Refactoring and Adding Tests (#58)

* Moving Identity seeding to its own class and method.

* Adding tests for AddItem

* Added catalog api controller and functional tests
Added and cleaned up some comments

* Adding integration tests for OrderRepository

* Getting integration test for order working with inmemory db

src/ApplicationCore/Entities/BaseEntity.cs

@@ -1,5 +1,7 @@
 namespace Microsoft.eShopWeb.ApplicationCore.Entities
 {
+    // This can easily be modified to be BaseEntity<T> and public T Id to support different key types.
+    // Using non-generic integer types for simplicity and to ease caching logic
     public class BaseEntity
     {
         public int Id { get; set; }

src/ApplicationCore/Entities/BasketItem.cs

@@ -5,6 +5,5 @@
         public decimal UnitPrice { get; set; }
         public int Quantity { get; set; }
         public int CatalogItemId { get; set; }
-//        public CatalogItem Item { get; set; }
     }
 }

src/ApplicationCore/Exceptions/CatalogImageMissingException.cs

@@ -1,29 +0,0 @@
-using System;
-
-namespace ApplicationCore.Exceptions
-{
-    /// <summary>
-    /// Note: No longer required.
-    /// </summary>
-    public class CatalogImageMissingException : Exception
-    {
-        public CatalogImageMissingException(string message,
-            Exception innerException = null)
-            : base(message, innerException: innerException)
-        {
-        }
-        public CatalogImageMissingException(Exception innerException)
-            : base("No catalog image found for the provided id.", 
-                  innerException: innerException)
-        {
-        }
-
-        public CatalogImageMissingException() : base()
-        {
-        }
-
-        public CatalogImageMissingException(string message) : base(message)
-        {
-        }
-    }
-}

src/ApplicationCore/Services/UriComposer.cs

@@ -12,7 +12,6 @@ namespace ApplicationCore.Services
         public string ComposePicUri(string uriTemplate)
         {
             return uriTemplate.Replace("http://catalogbaseurltobereplaced", _catalogSettings.CatalogBaseUrl);
-
         }
     }
 }