Add MessageSender verifications

Author: SeanFeldman

test/Microsoft.Azure.ServiceBus.UnitTests/MessageSenderTests.cs

@@ -0,0 +1,31 @@
+namespace Microsoft.Azure.ServiceBus.UnitTests
+{
+    using Core;
+    using Xunit;
+
+    public class MessageSenderTests
+    {
+        private MessageSender messageSender;
+
+        public MessageSenderTests()
+        {
+            var builder = new ServiceBusConnectionStringBuilder("blah.com", "path", "key-name", "key-value");
+            var connection = new ServiceBusConnection(builder);
+            messageSender = new MessageSender(connection, "path", "via");
+        }
+
+        [Fact]
+        [DisplayTestMethodName]
+        public void Path_should_not_change()
+        {
+            Assert.Equal("path", messageSender.Path);
+        }
+
+        [Fact]
+        [DisplayTestMethodName]
+        public void TransferDestinationPath_should_not_change()
+        {
+            Assert.Equal("via", messageSender.TransferDestinationPath);
+        }
+    }
+}