From 85030e31a545b30b84018eab5709aaba412cbbe1 Mon Sep 17 00:00:00 2001
From: Jan Tattermusch <jtattermusch@google.com>
Date: Tue, 31 May 2016 12:48:35 -0700
Subject: [PATCH] register appdomain events

---
 .../Grpc.Core.Tests/Grpc.Core.Tests.csproj    |  1 +
 .../Grpc.Core.Tests/ShutdownHookTest.cs       | 70 +++++++++++++++++++
 src/csharp/tests.json                         |  1 +
 3 files changed, 72 insertions(+)
 create mode 100644 src/csharp/Grpc.Core.Tests/ShutdownHookTest.cs

diff --git a/src/csharp/Grpc.Core.Tests/Grpc.Core.Tests.csproj b/src/csharp/Grpc.Core.Tests/Grpc.Core.Tests.csproj
index 47131fc454..905e1e7f7e 100644
--- a/src/csharp/Grpc.Core.Tests/Grpc.Core.Tests.csproj
+++ b/src/csharp/Grpc.Core.Tests/Grpc.Core.Tests.csproj
@@ -86,6 +86,7 @@
     <Compile Include="NUnitMain.cs" />
     <Compile Include="Internal\FakeNativeCall.cs" />
     <Compile Include="Internal\AsyncCallServerTest.cs" />
+    <Compile Include="ShutdownHookTest.cs" />
   </ItemGroup>
   <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
   <ItemGroup>
diff --git a/src/csharp/Grpc.Core.Tests/ShutdownHookTest.cs b/src/csharp/Grpc.Core.Tests/ShutdownHookTest.cs
new file mode 100644
index 0000000000..0464929077
--- /dev/null
+++ b/src/csharp/Grpc.Core.Tests/ShutdownHookTest.cs
@@ -0,0 +1,70 @@
+#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
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// 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.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 Grpc.Core.Tests
+{
+    public class ShutdownHookTest
+    {
+        const string Host = "127.0.0.1";
+
+        /// <summary>
+        /// Make sure that a non-shutdown channel can be cleaned up using
+        /// a <c>AppDomain.ProcessExit</c> hook.
+        /// </summary>
+        [Test]
+        public void AppDomainProcessExitHook()
+        {
+            var channel = new Channel(Host, 1000, ChannelCredentials.Insecure);
+            AppDomain.CurrentDomain.DomainUnload += (object sender, EventArgs e) =>
+            {
+                Console.WriteLine("DomainUnload");
+                channel.ShutdownAsync();
+            };
+            AppDomain.CurrentDomain.ProcessExit += (object sender, EventArgs e) =>
+            {
+                Console.WriteLine("ProcessExit");
+                channel.ShutdownAsync();
+            };
+        }
+    }
+}
diff --git a/src/csharp/tests.json b/src/csharp/tests.json
index f6af3408d5..9d37c6fc9e 100644
--- a/src/csharp/tests.json
+++ b/src/csharp/tests.json
@@ -25,6 +25,7 @@
     "Grpc.Core.Tests.ResponseHeadersTest",
     "Grpc.Core.Tests.SanityTest",
     "Grpc.Core.Tests.ServerTest",
+    "Grpc.Core.Tests.ShutdownHookTest",
     "Grpc.Core.Tests.ShutdownTest",
     "Grpc.Core.Tests.TimeoutsTest",
     "Grpc.Core.Tests.UserAgentStringTest"
-- 
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