1 files changed, 37 insertions, 0 deletions
diff --git a/slips/src/test/Marina.Test/Unit/Infrastructure/TransformTest.cs b/slips/src/test/Marina.Test/Unit/Infrastructure/TransformTest.cs
new file mode 100644
index 0000000..49f67ac
--- /dev/null
+++ b/slips/src/test/Marina.Test/Unit/Infrastructure/TransformTest.cs
@@ -0,0 +1,37 @@
+using System;
+using System.Data;
+using Marina.Infrastructure;
+using MbUnit.Framework;
+
+namespace Marina.Test.Unit.Infrastructure {
+	[TestFixture]
+	public class TransformerTest {
+		[Test]
+		public void Should_be_able_to_cast_to_the_actual_type_of_the_underlying_object( ) {
+			object item = new Item( );
+
+			Item result = CreateSUT( item ).To< Item >( );
+			Assert.AreEqual( item, result );
+		}
+
+		[ExpectedException( typeof( NullReferenceException ) )]
+		[Test]
+		public void Should_not_be_able_to_cast_from_null_to_a_type( ) {
+			CreateSUT( null ).To< Item >( );
+		}
+
+		[ExpectedException( typeof( InvalidCastException ) )]
+		[Test]
+		public void Should_not_be_able_to_cast_from_one_instance_to_a_non_assignable_type( ) {
+			Item item = new Item( );
+
+			CreateSUT( item ).To< IDbConnection >( );
+		}
+
+		private ITransformer CreateSUT( object item ) {
+			return new Transformer( item );
+		}
+
+		private class Item {}
+	}
+}
+\ No newline at end of file