Initial checkin of gRPC to third_party/

third_party/grpc/src/csharp/Grpc.Core.Tests/ShutdownTest.cs

Index: third_party/grpc/src/csharp/Grpc.Core.Tests/ShutdownTest.cs
diff --git a/third_party/protobuf/csharp/src/Google.Protobuf.Test/DeprecatedMemberTest.cs b/third_party/grpc/src/csharp/Grpc.Core.Tests/ShutdownTest.cs
similarity index 53%
copy from third_party/protobuf/csharp/src/Google.Protobuf.Test/DeprecatedMemberTest.cs
copy to third_party/grpc/src/csharp/Grpc.Core.Tests/ShutdownTest.cs
index 8dfad8b331c1622d9325af438a1eaa6e1c5c25fd..10d666d1098f8ed2d012dee0f998e4c5671c6495 100644
--- a/third_party/protobuf/csharp/src/Google.Protobuf.Test/DeprecatedMemberTest.cs
+++ b/third_party/grpc/src/csharp/Grpc.Core.Tests/ShutdownTest.cs
@@ -1,7 +1,7 @@
-#region Copyright notice and license
-// Protocol Buffers - Google's data interchange format
-// Copyright 2015 Google Inc.  All rights reserved.
-// https://developers.google.com/protocol-buffers/
+#region Copyright notice and license
+
+// Copyright 2015, Google Inc.
+// All rights reserved.
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
@@ -28,28 +28,53 @@
 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
 #endregion
-    
+
 using System;
-using System.Reflection;
-using Google.Protobuf.TestProtos;
+using System.Diagnostics;
+using System.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+using Grpc.Core;
+using Grpc.Core.Internal;
+using Grpc.Core.Utils;
 using NUnit.Framework;
 
-namespace Google.Protobuf
+namespace Grpc.Core.Tests
 {
-    public class DeprecatedMemberTest
+    public class ShutdownTest
     {
-        private static void AssertIsDeprecated(MemberInfo member)
+        const string Host = "127.0.0.1";
+
+        MockServiceHelper helper;
+        Server server;
+        Channel channel;
+
+        [SetUp]
+        public void Init()
         {
-            Assert.NotNull(member);
-            Assert.IsTrue(member.IsDefined(typeof(ObsoleteAttribute), false), "Member not obsolete: " + member);
+            helper = new MockServiceHelper(Host);
+            server = helper.GetServer();
+            server.Start();
+            channel = helper.GetChannel();
         }
 
         [Test]
-        public void TestDepreatedPrimitiveValue()
+        public async Task AbandonedCall_ServerKillAsync()
         {
-            AssertIsDeprecated(typeof(TestDeprecatedFields).GetProperty("DeprecatedInt32"));
-        }
+            var readyToShutdown = new TaskCompletionSource<object>();
+            helper.DuplexStreamingHandler = new DuplexStreamingServerMethod<string, string>(async (requestStream, responseStream, context) =>
+            {
+                readyToShutdown.SetResult(null);
+                await requestStream.ToListAsync();
+            });
 
+            var call = Calls.AsyncDuplexStreamingCall(helper.CreateDuplexStreamingCall());
+            await readyToShutdown.Task;  // make sure handler is running
+
+            await channel.ShutdownAsync();  // channel.ShutdownAsync() works even if there's a pending call.
+            await server.KillAsync();  // server.ShutdownAsync() would hang waiting for the call to finish.
+        }
     }
 }