1 files changed, 24 insertions, 0 deletions
diff --git a/src/DotNetOpenAuth.Test/Messaging/Reflection/ValueMappingTests.cs b/src/DotNetOpenAuth.Test/Messaging/Reflection/ValueMappingTests.cs
new file mode 100644
index 0000000..c4a79b5
--- /dev/null
+++ b/src/DotNetOpenAuth.Test/Messaging/Reflection/ValueMappingTests.cs
@@ -0,0 +1,24 @@
+//-----------------------------------------------------------------------
+// <copyright file="ValueMappingTests.cs" company="Andrew Arnott">
+//     Copyright (c) Andrew Arnott. All rights reserved.
+// </copyright>
+//-----------------------------------------------------------------------
+
+namespace DotNetOpenAuth.Test.Messaging.Reflection {
+	using System;
+	using DotNetOpenAuth.Messaging.Reflection;
+	using Microsoft.VisualStudio.TestTools.UnitTesting;
+
+	[TestClass]
+	public class ValueMappingTests {
+		[TestMethod, ExpectedException(typeof(ArgumentNullException))]
+		public void CtorNullToString() {
+			new ValueMapping(null, str => new object());
+		}
+
+		[TestMethod, ExpectedException(typeof(ArgumentNullException))]
+		public void CtorNullToObject() {
+			new ValueMapping(obj => obj.ToString(), null);
+		}
+	}
+}