From 3980cf9df1ca9c66718f1fe9817011134f87bbcd Mon Sep 17 00:00:00 2001
From: Jon Skeet <jonskeet@google.com>
Date: Thu, 30 Jul 2015 13:35:42 +0100
Subject: Prohibit null values for string/bytes fields in generated code.

---
 csharp/src/Google.Protobuf.Test/GeneratedMessageTest.cs | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'csharp/src/Google.Protobuf.Test')

diff --git a/csharp/src/Google.Protobuf.Test/GeneratedMessageTest.cs b/csharp/src/Google.Protobuf.Test/GeneratedMessageTest.cs
index dfaac48c..140b878c 100644
--- a/csharp/src/Google.Protobuf.Test/GeneratedMessageTest.cs
+++ b/csharp/src/Google.Protobuf.Test/GeneratedMessageTest.cs
@@ -111,6 +111,16 @@ namespace Google.Protobuf
             Assert.IsNull(message.OneofNestedMessage);
         }
 
+        [Test]
+        public void NullStringAndBytesRejected()
+        {
+            var message = new TestAllTypes();
+            Assert.Throws<ArgumentNullException>(() => message.SingleString = null);
+            Assert.Throws<ArgumentNullException>(() => message.OneofString = null);
+            Assert.Throws<ArgumentNullException>(() => message.SingleBytes = null);
+            Assert.Throws<ArgumentNullException>(() => message.OneofBytes = null);
+        }
+
         [Test]
         public void RoundTrip_Empty()
         {
-- 
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