First cut at new layout
diff --git a/src/ProtocolBuffers.Test/DynamicMessageTest.cs b/src/ProtocolBuffers.Test/DynamicMessageTest.cs
new file mode 100644
index 0000000..11fc2d8
--- /dev/null
+++ b/src/ProtocolBuffers.Test/DynamicMessageTest.cs
@@ -0,0 +1,114 @@
+using Google.ProtocolBuffers.TestProtos;
+// Protocol Buffers - Google's data interchange format
+// Copyright 2008 Google Inc.
+// http://code.google.com/p/protobuf/
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+using NUnit.Framework;
+
+namespace Google.ProtocolBuffers {
+  [TestFixture]
+  public class DynamicMessageTest {
+
+    private ReflectionTester reflectionTester;
+    private ReflectionTester extensionsReflectionTester;
+
+    [SetUp]
+    public void SetUp() {
+      reflectionTester = ReflectionTester.CreateTestAllTypesInstance();
+      extensionsReflectionTester = ReflectionTester.CreateTestAllExtensionsInstance();
+    }
+
+    [Test]
+    public void DynamicMessageAccessors() {
+      IBuilder builder = DynamicMessage.CreateBuilder(TestAllTypes.Descriptor);
+      reflectionTester.SetAllFieldsViaReflection(builder);
+      IMessage message = builder.WeakBuild();
+      reflectionTester.AssertAllFieldsSetViaReflection(message);
+    }
+
+    [Test]
+    public void DynamicMessageExtensionAccessors() {
+    // We don't need to extensively test DynamicMessage's handling of
+    // extensions because, frankly, it doesn't do anything special with them.
+    // It treats them just like any other fields.
+    IBuilder builder = DynamicMessage.CreateBuilder(TestAllExtensions.Descriptor);
+    extensionsReflectionTester.SetAllFieldsViaReflection(builder);
+    IMessage message = builder.WeakBuild();
+    extensionsReflectionTester.AssertAllFieldsSetViaReflection(message);
+  }
+
+    [Test]
+    public void DynamicMessageRepeatedSetters() {
+      IBuilder builder = DynamicMessage.CreateBuilder(TestAllTypes.Descriptor);
+      reflectionTester.SetAllFieldsViaReflection(builder);
+      reflectionTester.ModifyRepeatedFieldsViaReflection(builder);
+      IMessage message = builder.WeakBuild();
+      reflectionTester.AssertRepeatedFieldsModifiedViaReflection(message);
+    }
+
+    [Test]
+    public void DynamicMessageDefaults() {
+      reflectionTester.AssertClearViaReflection(DynamicMessage.GetDefaultInstance(TestAllTypes.Descriptor));
+      reflectionTester.AssertClearViaReflection(DynamicMessage.CreateBuilder(TestAllTypes.Descriptor).Build());
+    }
+
+    [Test]
+    public void DynamicMessageSerializedSize() {
+      TestAllTypes message = TestUtil.GetAllSet();
+
+      IBuilder dynamicBuilder = DynamicMessage.CreateBuilder(TestAllTypes.Descriptor);
+      reflectionTester.SetAllFieldsViaReflection(dynamicBuilder);
+      IMessage dynamicMessage = dynamicBuilder.WeakBuild();
+
+      Assert.AreEqual(message.SerializedSize, dynamicMessage.SerializedSize);
+    }
+
+    [Test]
+    public void DynamicMessageSerialization() {
+      IBuilder builder =  DynamicMessage.CreateBuilder(TestAllTypes.Descriptor);
+      reflectionTester.SetAllFieldsViaReflection(builder);
+      IMessage message = builder.WeakBuild();
+
+      ByteString rawBytes = message.ToByteString();
+      TestAllTypes message2 = TestAllTypes.ParseFrom(rawBytes);
+
+      TestUtil.AssertAllFieldsSet(message2);
+
+      // In fact, the serialized forms should be exactly the same, byte-for-byte.
+      Assert.AreEqual(TestUtil.GetAllSet().ToByteString(), rawBytes);
+    }
+
+    [Test]
+    public void DynamicMessageParsing() {
+      TestAllTypes.Builder builder = TestAllTypes.CreateBuilder();
+      TestUtil.SetAllFields(builder);
+      TestAllTypes message = builder.Build();
+
+      ByteString rawBytes = message.ToByteString();
+
+      IMessage message2 = DynamicMessage.ParseFrom(TestAllTypes.Descriptor, rawBytes);
+      reflectionTester.AssertAllFieldsSetViaReflection(message2);
+    }
+
+    [Test]
+    public void DynamicMessageCopy() {
+      TestAllTypes.Builder builder = TestAllTypes.CreateBuilder();
+      TestUtil.SetAllFields(builder);
+      TestAllTypes message = builder.Build();
+
+      DynamicMessage copy = DynamicMessage.CreateBuilder(message).Build();
+      reflectionTester.AssertAllFieldsSetViaReflection(copy);
+    }
+  }
+}