From 6c4a2de7df41d66e517568560259b2ab0746b05c Mon Sep 17 00:00:00 2001
From: csharptest <roger@csharptest.net>
Date: Wed, 10 Oct 2012 15:21:38 -0500
Subject: Issue 50: The XML serializer will fail to deserialize a message with
 empty child message

---
 .../Compatibility/CompatibilityTests.cs            | 34 ++++++++++++++++++++++
 1 file changed, 34 insertions(+)

(limited to 'src/ProtocolBuffers.Test')

diff --git a/src/ProtocolBuffers.Test/Compatibility/CompatibilityTests.cs b/src/ProtocolBuffers.Test/Compatibility/CompatibilityTests.cs
index f47a6a52..20189617 100644
--- a/src/ProtocolBuffers.Test/Compatibility/CompatibilityTests.cs
+++ b/src/ProtocolBuffers.Test/Compatibility/CompatibilityTests.cs
@@ -25,6 +25,40 @@ namespace Google.ProtocolBuffers.Compatibility
             Assert.AreEqual<object>(lhs, rhs);
         }
 
+        [TestMethod]
+        public virtual void RoundTripWithEmptyChildMessageSize()
+        {
+            SizeMessage1 msg = SizeMessage1.CreateBuilder()
+                .SetField100(100)
+                .SetField15(SizeMessage1SubMessage.DefaultInstance)
+                .BuildPartial();
+            byte[] contents = msg.ToByteArray();
+            object content = SerializeMessage<SizeMessage1, SizeMessage1.Builder>(msg);
+
+            SizeMessage1 copy = DeserializeMessage<SizeMessage1, SizeMessage1.Builder>(content, SizeMessage1.CreateBuilder(), ExtensionRegistry.Empty).BuildPartial();
+
+            Assert.AreEqual(msg, copy);
+            AssertOutputEquals(content, SerializeMessage<SizeMessage1, SizeMessage1.Builder>(copy));
+            Assert.AreEqual(Convert.ToBase64String(contents), Convert.ToBase64String(copy.ToByteArray()));
+        }
+
+        [TestMethod]
+        public virtual void RoundTripWithEmptyChildMessageSpeed()
+        {
+            SpeedMessage1 msg = SpeedMessage1.CreateBuilder()
+                .SetField100(100)
+                .SetField15(SpeedMessage1SubMessage.DefaultInstance)
+                .BuildPartial();
+            byte[] contents = msg.ToByteArray();
+            object content = SerializeMessage<SpeedMessage1, SpeedMessage1.Builder>(msg);
+
+            SpeedMessage1 copy = DeserializeMessage<SpeedMessage1, SpeedMessage1.Builder>(content, SpeedMessage1.CreateBuilder(), ExtensionRegistry.Empty).BuildPartial();
+
+            Assert.AreEqual(msg, copy);
+            AssertOutputEquals(content, SerializeMessage<SpeedMessage1, SpeedMessage1.Builder>(copy));
+            Assert.AreEqual(Convert.ToBase64String(contents), Convert.ToBase64String(copy.ToByteArray()));
+        }
+
         [TestMethod]
         public virtual void RoundTripMessage1OptimizeSize()
         {
-- 
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