From 8d47ec4f3e3368c5f4e7ac195f20978abc8a692f Mon Sep 17 00:00:00 2001
From: Jon Skeet <jonskeet@google.com>
Date: Sat, 4 Jul 2015 14:40:24 +0100
Subject: Fixes to ByteString's equality handling.

---
 csharp/src/ProtocolBuffers.Test/ByteStringTest.cs | 26 +++++++++++++++++++++++
 1 file changed, 26 insertions(+)

(limited to 'csharp/src/ProtocolBuffers.Test/ByteStringTest.cs')

diff --git a/csharp/src/ProtocolBuffers.Test/ByteStringTest.cs b/csharp/src/ProtocolBuffers.Test/ByteStringTest.cs
index dadd0d33..f445fcfe 100644
--- a/csharp/src/ProtocolBuffers.Test/ByteStringTest.cs
+++ b/csharp/src/ProtocolBuffers.Test/ByteStringTest.cs
@@ -38,6 +38,32 @@ namespace Google.Protobuf
 {
     public class ByteStringTest
     {
+        [Test]
+        public void Equality()
+        {
+            ByteString b1 = ByteString.CopyFrom(1, 2, 3);
+            ByteString b2 = ByteString.CopyFrom(1, 2, 3);
+            ByteString b3 = ByteString.CopyFrom(1, 2, 4);
+            ByteString b4 = ByteString.CopyFrom(1, 2, 3, 4);
+            EqualityTester.AssertEquality(b1, b1);
+            EqualityTester.AssertEquality(b1, b2);
+            EqualityTester.AssertInequality(b1, b3);
+            EqualityTester.AssertInequality(b1, b4);
+            EqualityTester.AssertInequality(b1, null);
+            Assert.IsTrue(b1 == b1);
+            Assert.IsTrue(b1 == b2);
+            Assert.IsFalse(b1 == b3);
+            Assert.IsFalse(b1 == b4);
+            Assert.IsFalse(b1 == null);
+            Assert.IsTrue((ByteString) null == null);
+            Assert.IsFalse(b1 != b1);
+            Assert.IsFalse(b1 != b2);
+            Assert.IsTrue(b1 != b3);
+            Assert.IsTrue(b1 != b4);
+            Assert.IsTrue(b1 != null);
+            Assert.IsFalse((ByteString) null != null);
+        }
+
         [Test]
         public void EmptyByteStringHasZeroSize()
         {
-- 
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