Add test for Issue #449 UpdateOnly bug

Author: xplicit

tests/ServiceStack.OrmLite.Tests/Issues/CanBuildExpressionWithAbstractType.cs

@@ -0,0 +1,39 @@
+using NUnit.Framework;
+using ServiceStack.Model;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ServiceStack.OrmLite.Tests.Issues
+{
+    abstract class ProductBase : IHasIntId
+    {
+        public int Id { get; set; }
+
+        public string ManufacturingMessage { get; set; }
+    }
+
+    class ProductSheet : ProductBase
+    {
+
+    }
+
+    public class CanBuildExpressionWithAbstractType : OrmLiteTestBase
+    {
+        [Test]
+        public void Can_Update_Property_In_Abstract_Base_Class()
+        {
+            using (var db = OpenDbConnection())
+            {
+                db.DropAndCreateTable<ProductSheet>();
+                db.Insert(new ProductSheet { Id = 23, ManufacturingMessage = "test" });
+                db.UpdateOnly(new ProductSheet { ManufacturingMessage = "toto" }, p => p.ManufacturingMessage, p => p.Id == 23);
+                var sheet = db.Select<ProductSheet>().FirstOrDefault(p => p.Id == 23);
+                Assert.AreEqual("toto", sheet.ManufacturingMessage);
+            }
+        }
+
+    }
+}

tests/ServiceStack.OrmLite.Tests/ServiceStack.OrmLite.Tests.csproj

@@ -129,6 +129,7 @@
     <Compile Include="DateTimeTests.cs" />
     <Compile Include="DefaultValueTests.cs" />
     <Compile Include="Issues\BelongsToIssue.cs" />
+    <Compile Include="Issues\CanBuildExpressionWithAbstractType.cs" />
     <Compile Include="Issues\JoinBoolSqlServerIssue.cs" />
     <Compile Include="Issues\MergingNestedSqlExpressionIssue.cs" />
     <Compile Include="Issues\SqlExpressionSubSqlExpressionIssue.cs" />