Implement freezing for messages and repeated fields.

Fixes issue #523.

1 files changed, 19 insertions, 1 deletions

diff --git a/csharp/src/ProtocolBuffers.Test/GeneratedMessageTest.cs b/csharp/src/ProtocolBuffers.Test/GeneratedMessageTest.cs
index e21d904d..26165428 100644
--- a/csharp/src/ProtocolBuffers.Test/GeneratedMessageTest.cs
+++ b/csharp/src/ProtocolBuffers.Test/GeneratedMessageTest.cs
@@ -1,4 +1,5 @@
-using Google.Protobuf.TestProtos;

+using System;

+using Google.Protobuf.TestProtos;

 using NUnit.Framework;

 

 namespace Google.Protobuf

@@ -257,5 +258,22 @@ namespace Google.Protobuf
             original.OneofNestedMessage.Bb = 30;

             Assert.AreNotEqual(original, clone);

         }

+

+        [Test]

+        public void Freeze()

+        {

+            var frozen = new TestAllTypes();

+            frozen.Freeze();

+            Assert.IsTrue(frozen.IsFrozen);

+

+            Assert.Throws<InvalidOperationException>(() => frozen.ClearOneofField());

+            Assert.Throws<InvalidOperationException>(() => frozen.SingleInt32 = 0);

+            Assert.Throws<InvalidOperationException>(() => frozen.SingleNestedMessage = null);

+            Assert.Throws<InvalidOperationException>(() => frozen.SingleNestedEnum = 0);

+            Assert.Throws<InvalidOperationException>(() => frozen.OneofString = null);

+            Assert.Throws<InvalidOperationException>(() => frozen.OneofUint32 = 0U);

+            Assert.Throws<InvalidOperationException>(() => frozen.RepeatedDouble.Add(0.0));

+            Assert.Throws<InvalidOperationException>(() => frozen.RepeatedNestedMessage.Add(new TestAllTypes.Types.NestedMessage()));

+        }

     }

 }