THRIFT-3933 Microsoft .Net Core library port and generator for this library
Client: .NET Core
Patch: Volodymyr Gotra <vgotra@gmail.com> PR #1088, with significant improvements by Jens Geyer <jensg@apache.org> PR #1149

This closes #1088
This closes #1149
diff --git a/test/Makefile.am b/test/Makefile.am
index ff780c3..51da3ba 100755
--- a/test/Makefile.am
+++ b/test/Makefile.am
@@ -72,6 +72,10 @@
 SUBDIRS += haxe
 endif
 
+if WITH_DOTNETCORE
+SUBDIRS += netcore
+endif
+
 if WITH_GO
 SUBDIRS += go
 PRECROSS_TARGET += precross-go
diff --git a/test/ThriftTest.thrift b/test/ThriftTest.thrift
index ca70873..c56f571 100644
--- a/test/ThriftTest.thrift
+++ b/test/ThriftTest.thrift
@@ -37,6 +37,7 @@
 namespace cocoa ThriftTest
 namespace lua ThriftTest
 namespace xsd test (uri = 'http://thrift.apache.org/ns/ThriftTest')
+namespace netcore ThriftAsync.Test
 
 // Presence of namespaces and sub-namespaces for which there is
 // no generator should compile with warnings only
diff --git a/test/netcore/Makefile.am b/test/netcore/Makefile.am
new file mode 100644
index 0000000..21a6e7d
--- /dev/null
+++ b/test/netcore/Makefile.am
@@ -0,0 +1,68 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements. See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership. The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License. You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied. See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+SUBDIRS = . 
+
+THRIFT = $(top_builddir)/compiler/cpp/thrift
+
+GENDIR = ThriftTest/gen-netcore
+
+# Due to a known issue with "dotnet restore" the Thrift.dll dependency cannot be resolved from cmdline.
+# The problem does NOT affect Visual Studio builds, only cmdline. 
+# - For details see https://github.com/dotnet/cli/issues/3199 and related tickets.
+# - Workaround is to temporarily copy the Thrift project into the solution
+COPYCMD = cp  -u -p -r
+	
+
+THRIFTCODE = \
+			ThriftTest/TestClient.cs \
+			ThriftTest/TestServer.cs \
+			ThriftTest/Properties/AssemblyInfo.cs \
+			ThriftTest/Program.cs 
+
+all-local: \
+	ThriftTest.exe
+
+ThriftTest.exe: $(THRIFTCODE)
+	$(MKDIR_P) $(GENDIR)
+	$(THRIFT)  -gen netcore:wcf   -r  -out $(GENDIR)  $(top_srcdir)/test/ThriftTest.thrift
+	$(MKDIR_P) ./Thrift
+	$(COPYCMD)  $(top_srcdir)/lib/netcore/Thrift/*  ./Thrift
+	$(DOTNETCORE) --info
+	$(DOTNETCORE) restore
+	$(DOTNETCORE) build **/*/project.json -r win10-x64 
+	$(DOTNETCORE) build **/*/project.json -r osx.10.11-x64 
+	$(DOTNETCORE) build **/*/project.json -r ubuntu.16.04-x64 
+
+clean-local:
+	$(RM) ThriftTest.exe
+	$(RM) -r $(GENDIR)
+	$(RM) -r ThriftTest/bin
+	$(RM) -r ThriftTest/obj
+	$(RM) -r Thrift
+
+EXTRA_DIST = \
+			 $(THRIFTCODE) \
+			 global.json \
+			 ThriftTest/project.json \
+			 ThriftTest/ThriftTest.sln \
+			 ThriftTest/ThriftTest.xproj \
+			 build.cmd \
+			 build.sh
+			 
diff --git a/test/netcore/ThriftTest/Program.cs b/test/netcore/ThriftTest/Program.cs
new file mode 100644
index 0000000..94ed9d9
--- /dev/null
+++ b/test/netcore/ThriftTest/Program.cs
@@ -0,0 +1,76 @@
+// Licensed to the Apache Software Foundation(ASF) under one
+// or more contributor license agreements.See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License. You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied. See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
+using System;
+using System.Collections.Generic;
+using Test;
+
+namespace ThriftTest
+{
+    public class Program
+    {
+        public static int Main(string[] args)
+        {
+            try
+            {
+                Console.SetBufferSize(Console.BufferWidth, 4096);
+            }
+            catch (Exception)
+            {
+                Console.WriteLine("Failed to grow scroll-back buffer");
+            }
+
+            // split mode and options
+            var subArgs = new List<string>(args);
+            var firstArg = string.Empty;
+            if (subArgs.Count > 0)
+            { 
+                firstArg = subArgs[0];
+                subArgs.RemoveAt(0);
+            }
+
+            // run whatever mode is choosen
+            switch(firstArg)
+            {
+                case "client":
+                    return TestClient.Execute(subArgs);
+                case "server":
+                    return TestServer.Execute(subArgs);
+                case "--help":
+                    PrintHelp();
+                    return 0;
+                default:
+                    PrintHelp();
+                    return -1;
+            }
+        }
+
+        private static void PrintHelp()
+        {
+            Console.WriteLine("Usage:");
+            Console.WriteLine("  ThriftTest  server  [options]'");
+            Console.WriteLine("  ThriftTest  client  [options]'");
+            Console.WriteLine("  ThriftTest  --help");
+            Console.WriteLine("");
+
+            TestServer.PrintOptionsHelp();
+            TestClient.PrintOptionsHelp();
+        }
+    }
+}
+
+
diff --git a/test/netcore/ThriftTest/Properties/AssemblyInfo.cs b/test/netcore/ThriftTest/Properties/AssemblyInfo.cs
new file mode 100644
index 0000000..efc9e33
--- /dev/null
+++ b/test/netcore/ThriftTest/Properties/AssemblyInfo.cs
@@ -0,0 +1,43 @@
+// Licensed to the Apache Software Foundation(ASF) under one
+// or more contributor license agreements.See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License. You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied. See the License for the
+// specific language governing permissions and limitations
+// under the License.
+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+// General Information about an assembly is controlled through the following
+// set of attributes. Change these attribute values to modify the information
+// associated with an assembly.
+
+[assembly: AssemblyTitle("ThriftTest")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("The Apache Software Foundation")]
+[assembly: AssemblyProduct("Thrift")]
+[assembly: AssemblyCopyright("The Apache Software Foundation")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+// Setting ComVisible to false makes the types in this assembly not visible
+// to COM components.  If you need to access a type in this assembly from
+// COM, set the ComVisible attribute to true on that type.
+
+[assembly: ComVisible(false)]
+
+// The following GUID is for the ID of the typelib if this project is exposed to COM
+
+[assembly: Guid("B0C13DA0-3117-4844-8AE8-B1775E46223D")]
+
diff --git a/test/netcore/ThriftTest/Properties/launchSettings.json b/test/netcore/ThriftTest/Properties/launchSettings.json
new file mode 100644
index 0000000..ddafa79
--- /dev/null
+++ b/test/netcore/ThriftTest/Properties/launchSettings.json
@@ -0,0 +1,7 @@
+{
+  "profiles": {
+    "ThriftTest": {
+      "commandName": "Project"
+    }
+  }
+}
\ No newline at end of file
diff --git a/test/netcore/ThriftTest/TestClient.cs b/test/netcore/ThriftTest/TestClient.cs
new file mode 100644
index 0000000..d9f9563
--- /dev/null
+++ b/test/netcore/ThriftTest/TestClient.cs
@@ -0,0 +1,893 @@
+// Licensed to the Apache Software Foundation(ASF) under one
+// or more contributor license agreements.See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License. You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied. See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Linq;
+using System.Net;
+using System.Reflection;
+using System.Security.Authentication;
+using System.Security.Cryptography.X509Certificates;
+using System.Text;
+using System.Threading;
+using System.Threading.Tasks;
+using ThriftAsync.Test;
+using Thrift.Collections;
+using Thrift.Protocols;
+using Thrift.Transports;
+using Thrift.Transports.Client;
+
+namespace Test
+{
+    public class TestClient
+    {
+        private class TestParams
+        {
+            public int numIterations = 1;
+            public IPAddress host = IPAddress.Loopback;
+            public int port = 9090;
+            public int numThreads = 1;
+            public string url;
+            public string pipe;
+            public bool buffered;
+            public bool framed;
+            public string protocol;
+            public bool encrypted = false;
+
+            internal void Parse( List<string> args)
+            {
+                for (var i = 0; i < args.Count; ++i)
+                {
+                    if (args[i] == "-u")
+                    {
+                        url = args[++i];
+                    }
+                    else if (args[i] == "-n")
+                    {
+                        numIterations = Convert.ToInt32(args[++i]);
+                    }
+                    else if (args[i].StartsWith("--pipe="))
+                    {
+                        pipe = args[i].Substring(args[i].IndexOf("=") + 1);
+                        Console.WriteLine("Using named pipes transport");
+                    }
+                    else if (args[i].StartsWith("--host="))
+                    {
+                        // check there for ipaddress
+                        host = new IPAddress(Encoding.Unicode.GetBytes(args[i].Substring(args[i].IndexOf("=") + 1)));
+                    }
+                    else if (args[i].StartsWith("--port="))
+                    {
+                        port = int.Parse(args[i].Substring(args[i].IndexOf("=") + 1));
+                    }
+                    else if (args[i] == "-b" || args[i] == "--buffered" || args[i] == "--transport=buffered")
+                    {
+                        buffered = true;
+                        Console.WriteLine("Using buffered sockets");
+                    }
+                    else if (args[i] == "-f" || args[i] == "--framed" || args[i] == "--transport=framed")
+                    {
+                        framed = true;
+                        Console.WriteLine("Using framed transport");
+                    }
+                    else if (args[i] == "-t")
+                    {
+                        numThreads = Convert.ToInt32(args[++i]);
+                    }
+                    else if (args[i] == "--compact" || args[i] == "--protocol=compact")
+                    {
+                        protocol = "compact";
+                        Console.WriteLine("Using compact protocol");
+                    }
+                    else if (args[i] == "--json" || args[i] == "--protocol=json")
+                    {
+                        protocol = "json";
+                        Console.WriteLine("Using JSON protocol");
+                    }
+                    else if (args[i] == "--ssl")
+                    {
+                        encrypted = true;
+                        Console.WriteLine("Using encrypted transport");
+                    }
+                    else
+                    {
+                        throw new ArgumentException(args[i]);
+                    }
+                }
+            }
+
+            public TClientTransport CreateTransport()
+            {
+                if (url == null)
+                {
+                    // endpoint transport
+                    TClientTransport trans = null;
+
+                    if (pipe != null)
+                    {
+                        trans = new TNamedPipeClientTransport(pipe);
+                    }
+                    else
+                    {
+                        if (encrypted)
+                        {
+                            var certPath = "../../keys/client.p12";
+                            var cert = new X509Certificate2(certPath, "thrift");
+                            trans = new TTlsSocketClientTransport(host, port, 0, cert, (o, c, chain, errors) => true, null, SslProtocols.Tls);
+                        }
+                        else
+                        {
+                            trans = new TSocketClientTransport(host, port);
+                        }
+                    }
+
+                    // layered transport
+                    if (buffered)
+                    {
+                        trans = new TBufferedClientTransport(trans);
+                    }
+
+                    if (framed)
+                    {
+                        trans = new TFramedClientTransport(trans);
+                    }
+
+                    return trans;
+                }
+
+                return new THttpClientTransport(new Uri(url), null);
+            }
+
+            public TProtocol CreateProtocol(TClientTransport transport)
+            {
+                if (protocol == "compact")
+                {
+                    return new TCompactProtocol(transport);
+                }
+
+                if (protocol == "json")
+                {
+                    return new TJsonProtocol(transport);
+                }
+
+                return new TBinaryProtocol(transport);
+            }
+        }
+
+
+        private const int ErrorBaseTypes = 1;
+        private const int ErrorStructs = 2;
+        private const int ErrorContainers = 4;
+        private const int ErrorExceptions = 8;
+        private const int ErrorUnknown = 64;
+
+        private class ClientTest
+        {
+            private readonly TClientTransport transport;
+            private readonly ThriftAsync.Test.ThriftTest.Client client;
+            private readonly int numIterations;
+            private bool done;
+
+            public int ReturnCode { get; set; }
+
+            public ClientTest(TestParams param)
+            {
+                transport = param.CreateTransport();
+                client = new ThriftAsync.Test.ThriftTest.Client(param.CreateProtocol(transport));
+                numIterations = param.numIterations;
+            }
+
+            public void Execute()
+            {
+                var token = CancellationToken.None;
+
+                if (done)
+                {
+                    Console.WriteLine("Execute called more than once");
+                    throw new InvalidOperationException();
+                }
+
+                for (var i = 0; i < numIterations; i++)
+                {
+                    try
+                    {
+                        if (!transport.IsOpen)
+                        {
+                            transport.OpenAsync(token).GetAwaiter().GetResult();
+                        }
+                    }
+                    catch (TTransportException ex)
+                    {
+                        Console.WriteLine("*** FAILED ***");
+                        Console.WriteLine("Connect failed: " + ex.Message);
+                        ReturnCode |= ErrorUnknown;
+                        Console.WriteLine(ex.Message + " ST: " + ex.StackTrace);
+                        continue;
+                    }
+
+                    try
+                    {
+                        ReturnCode |= ExecuteClientTestAsync(client).GetAwaiter().GetResult(); ;
+                    }
+                    catch (Exception ex)
+                    {
+                        Console.WriteLine("*** FAILED ***");
+                        Console.WriteLine(ex.Message + " ST: " + ex.StackTrace);
+                        ReturnCode |= ErrorUnknown;
+                    }
+                }
+                try
+                {
+                    transport.Close();
+                }
+                catch (Exception ex)
+                {
+                    Console.WriteLine("Error while closing transport");
+                    Console.WriteLine(ex.Message + " ST: " + ex.StackTrace);
+                }
+                done = true;
+            }
+        }
+
+        internal static void PrintOptionsHelp()
+        {
+            Console.WriteLine("Client options:");
+            Console.WriteLine("  -u <URL>");
+            Console.WriteLine("  -t <# of threads to run>        default = 1");
+            Console.WriteLine("  -n <# of iterations>            per thread");
+            Console.WriteLine("  --pipe=<pipe name>");
+            Console.WriteLine("  --host=<IP address>");
+            Console.WriteLine("  --port=<port number>");
+            Console.WriteLine("  --transport=<transport name>    one of buffered,framed  (defaults to none)");
+            Console.WriteLine("  --protocol=<protocol name>      one of compact,json  (defaults to binary)");
+            Console.WriteLine("  --ssl");
+            Console.WriteLine();
+        }
+
+        public static int Execute(List<string> args)
+        {
+            try
+            {
+                var param = new TestParams();
+
+                try
+                {
+                    param.Parse(args);
+                }
+                catch (Exception ex)
+                {
+                    Console.WriteLine("*** FAILED ***");
+                    Console.WriteLine("Error while  parsing arguments");
+                    Console.WriteLine(ex.Message + " ST: " + ex.StackTrace);
+                    return ErrorUnknown;
+                }
+
+                var tests = Enumerable.Range(0, param.numThreads).Select(_ => new ClientTest(param)).ToArray();
+
+                //issue tests on separate threads simultaneously
+                var threads = tests.Select(test => new Thread(test.Execute)).ToArray();
+                var start = DateTime.Now;
+                foreach (var t in threads)
+                {
+                    t.Start();
+                }
+
+                foreach (var t in threads)
+                {
+                    t.Join();
+                }
+
+                Console.WriteLine("Total time: " + (DateTime.Now - start));
+                Console.WriteLine();
+                return tests.Select(t => t.ReturnCode).Aggregate((r1, r2) => r1 | r2);
+            }
+            catch (Exception outerEx)
+            {
+                Console.WriteLine("*** FAILED ***");
+                Console.WriteLine("Unexpected error");
+                Console.WriteLine(outerEx.Message + " ST: " + outerEx.StackTrace);
+                return ErrorUnknown;
+            }
+        }
+
+        public static string BytesToHex(byte[] data)
+        {
+            return BitConverter.ToString(data).Replace("-", string.Empty);
+        }
+
+        public static byte[] PrepareTestData(bool randomDist)
+        {
+            var retval = new byte[0x100];
+            var initLen = Math.Min(0x100, retval.Length);
+
+            // linear distribution, unless random is requested
+            if (!randomDist)
+            {
+                for (var i = 0; i < initLen; ++i)
+                {
+                    retval[i] = (byte)i;
+                }
+                return retval;
+            }
+
+            // random distribution
+            for (var i = 0; i < initLen; ++i)
+            {
+                retval[i] = (byte)0;
+            }
+            var rnd = new Random();
+            for (var i = 1; i < initLen; ++i)
+            {
+                while (true)
+                {
+                    var nextPos = rnd.Next() % initLen;
+                    if (retval[nextPos] == 0)
+                    {
+                        retval[nextPos] = (byte)i;
+                        break;
+                    }
+                }
+            }
+            return retval;
+        }
+
+        public static async Task<int> ExecuteClientTestAsync(ThriftAsync.Test.ThriftTest.Client client)
+        {
+            var token = CancellationToken.None;
+            var returnCode = 0;
+
+            Console.Write("testVoid()");
+            await client.testVoidAsync(token);
+            Console.WriteLine(" = void");
+
+            Console.Write("testString(\"Test\")");
+            var s = await client.testStringAsync("Test", token);
+            Console.WriteLine(" = \"" + s + "\"");
+            if ("Test" != s)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorBaseTypes;
+            }
+
+            Console.Write("testBool(true)");
+            var t = await client.testBoolAsync((bool)true, token);
+            Console.WriteLine(" = " + t);
+            if (!t)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorBaseTypes;
+            }
+            Console.Write("testBool(false)");
+            var f = await client.testBoolAsync((bool)false, token);
+            Console.WriteLine(" = " + f);
+            if (f)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorBaseTypes;
+            }
+
+            Console.Write("testByte(1)");
+            var i8 = await client.testByteAsync((sbyte)1, token);
+            Console.WriteLine(" = " + i8);
+            if (1 != i8)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorBaseTypes;
+            }
+
+            Console.Write("testI32(-1)");
+            var i32 = await client.testI32Async(-1, token);
+            Console.WriteLine(" = " + i32);
+            if (-1 != i32)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorBaseTypes;
+            }
+
+            Console.Write("testI64(-34359738368)");
+            var i64 = await client.testI64Async(-34359738368, token);
+            Console.WriteLine(" = " + i64);
+            if (-34359738368 != i64)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorBaseTypes;
+            }
+
+            // TODO: Validate received message
+            Console.Write("testDouble(5.325098235)");
+            var dub = await client.testDoubleAsync(5.325098235, token);
+            Console.WriteLine(" = " + dub);
+            if (5.325098235 != dub)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorBaseTypes;
+            }
+            Console.Write("testDouble(-0.000341012439638598279)");
+            dub = await client.testDoubleAsync(-0.000341012439638598279, token);
+            Console.WriteLine(" = " + dub);
+            if (-0.000341012439638598279 != dub)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorBaseTypes;
+            }
+
+            var binOut = PrepareTestData(true);
+            Console.Write("testBinary(" + BytesToHex(binOut) + ")");
+            try
+            {
+                var binIn = await client.testBinaryAsync(binOut, token);
+                Console.WriteLine(" = " + BytesToHex(binIn));
+                if (binIn.Length != binOut.Length)
+                {
+                    Console.WriteLine("*** FAILED ***");
+                    returnCode |= ErrorBaseTypes;
+                }
+                for (var ofs = 0; ofs < Math.Min(binIn.Length, binOut.Length); ++ofs)
+                    if (binIn[ofs] != binOut[ofs])
+                    {
+                        Console.WriteLine("*** FAILED ***");
+                        returnCode |= ErrorBaseTypes;
+                    }
+            }
+            catch (Thrift.TApplicationException ex)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorBaseTypes;
+                Console.WriteLine(ex.Message + " ST: " + ex.StackTrace);
+            }
+
+            // binary equals? only with hashcode option enabled ...
+            Console.WriteLine("Test CrazyNesting");
+            var one = new CrazyNesting();
+            var two = new CrazyNesting();
+            one.String_field = "crazy";
+            two.String_field = "crazy";
+            one.Binary_field = new byte[] { 0x00, 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, 0xFF };
+            two.Binary_field = new byte[10] { 0x00, 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, 0xFF };
+            if (typeof(CrazyNesting).GetMethod("Equals")?.DeclaringType == typeof(CrazyNesting))
+            {
+                if (!one.Equals(two))
+                {
+                    Console.WriteLine("*** FAILED ***");
+                    returnCode |= ErrorContainers;
+                    throw new Exception("CrazyNesting.Equals failed");
+                }
+            }
+
+            // TODO: Validate received message
+            Console.Write("testStruct({\"Zero\", 1, -3, -5})");
+            var o = new Xtruct();
+            o.String_thing = "Zero";
+            o.Byte_thing = (sbyte)1;
+            o.I32_thing = -3;
+            o.I64_thing = -5;
+            var i = await client.testStructAsync(o, token);
+            Console.WriteLine(" = {\"" + i.String_thing + "\", " + i.Byte_thing + ", " + i.I32_thing + ", " + i.I64_thing + "}");
+
+            // TODO: Validate received message
+            Console.Write("testNest({1, {\"Zero\", 1, -3, -5}, 5})");
+            var o2 = new Xtruct2();
+            o2.Byte_thing = (sbyte)1;
+            o2.Struct_thing = o;
+            o2.I32_thing = 5;
+            var i2 = await client.testNestAsync(o2, token);
+            i = i2.Struct_thing;
+            Console.WriteLine(" = {" + i2.Byte_thing + ", {\"" + i.String_thing + "\", " + i.Byte_thing + ", " + i.I32_thing + ", " + i.I64_thing + "}, " + i2.I32_thing + "}");
+
+            var mapout = new Dictionary<int, int>();
+            for (var j = 0; j < 5; j++)
+            {
+                mapout[j] = j - 10;
+            }
+            Console.Write("testMap({");
+            var first = true;
+            foreach (var key in mapout.Keys)
+            {
+                if (first)
+                {
+                    first = false;
+                }
+                else
+                {
+                    Console.Write(", ");
+                }
+                Console.Write(key + " => " + mapout[key]);
+            }
+            Console.Write("})");
+
+            var mapin = await client.testMapAsync(mapout, token);
+
+            Console.Write(" = {");
+            first = true;
+            foreach (var key in mapin.Keys)
+            {
+                if (first)
+                {
+                    first = false;
+                }
+                else
+                {
+                    Console.Write(", ");
+                }
+                Console.Write(key + " => " + mapin[key]);
+            }
+            Console.WriteLine("}");
+
+            // TODO: Validate received message
+            var listout = new List<int>();
+            for (var j = -2; j < 3; j++)
+            {
+                listout.Add(j);
+            }
+            Console.Write("testList({");
+            first = true;
+            foreach (var j in listout)
+            {
+                if (first)
+                {
+                    first = false;
+                }
+                else
+                {
+                    Console.Write(", ");
+                }
+                Console.Write(j);
+            }
+            Console.Write("})");
+
+            var listin = await client.testListAsync(listout, token);
+
+            Console.Write(" = {");
+            first = true;
+            foreach (var j in listin)
+            {
+                if (first)
+                {
+                    first = false;
+                }
+                else
+                {
+                    Console.Write(", ");
+                }
+                Console.Write(j);
+            }
+            Console.WriteLine("}");
+
+            //set
+            // TODO: Validate received message
+            var setout = new THashSet<int>();
+            for (var j = -2; j < 3; j++)
+            {
+                setout.Add(j);
+            }
+            Console.Write("testSet({");
+            first = true;
+            foreach (int j in setout)
+            {
+                if (first)
+                {
+                    first = false;
+                }
+                else
+                {
+                    Console.Write(", ");
+                }
+                Console.Write(j);
+            }
+            Console.Write("})");
+
+            var setin = await client.testSetAsync(setout, token);
+
+            Console.Write(" = {");
+            first = true;
+            foreach (int j in setin)
+            {
+                if (first)
+                {
+                    first = false;
+                }
+                else
+                {
+                    Console.Write(", ");
+                }
+                Console.Write(j);
+            }
+            Console.WriteLine("}");
+
+
+            Console.Write("testEnum(ONE)");
+            var ret = await client.testEnumAsync(Numberz.ONE, token);
+            Console.WriteLine(" = " + ret);
+            if (Numberz.ONE != ret)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorStructs;
+            }
+
+            Console.Write("testEnum(TWO)");
+            ret = await client.testEnumAsync(Numberz.TWO, token);
+            Console.WriteLine(" = " + ret);
+            if (Numberz.TWO != ret)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorStructs;
+            }
+
+            Console.Write("testEnum(THREE)");
+            ret = await client.testEnumAsync(Numberz.THREE, token);
+            Console.WriteLine(" = " + ret);
+            if (Numberz.THREE != ret)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorStructs;
+            }
+
+            Console.Write("testEnum(FIVE)");
+            ret = await client.testEnumAsync(Numberz.FIVE, token);
+            Console.WriteLine(" = " + ret);
+            if (Numberz.FIVE != ret)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorStructs;
+            }
+
+            Console.Write("testEnum(EIGHT)");
+            ret = await client.testEnumAsync(Numberz.EIGHT, token);
+            Console.WriteLine(" = " + ret);
+            if (Numberz.EIGHT != ret)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorStructs;
+            }
+
+            Console.Write("testTypedef(309858235082523)");
+            var uid = await client.testTypedefAsync(309858235082523L, token);
+            Console.WriteLine(" = " + uid);
+            if (309858235082523L != uid)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorStructs;
+            }
+
+            // TODO: Validate received message
+            Console.Write("testMapMap(1)");
+            var mm = await client.testMapMapAsync(1, token);
+            Console.Write(" = {");
+            foreach (var key in mm.Keys)
+            {
+                Console.Write(key + " => {");
+                var m2 = mm[key];
+                foreach (var k2 in m2.Keys)
+                {
+                    Console.Write(k2 + " => " + m2[k2] + ", ");
+                }
+                Console.Write("}, ");
+            }
+            Console.WriteLine("}");
+
+            // TODO: Validate received message
+            var insane = new Insanity();
+            insane.UserMap = new Dictionary<Numberz, long>();
+            insane.UserMap[Numberz.FIVE] = 5000L;
+            var truck = new Xtruct();
+            truck.String_thing = "Truck";
+            truck.Byte_thing = (sbyte)8;
+            truck.I32_thing = 8;
+            truck.I64_thing = 8;
+            insane.Xtructs = new List<Xtruct>();
+            insane.Xtructs.Add(truck);
+            Console.Write("testInsanity()");
+            var whoa = await client.testInsanityAsync(insane, token);
+            Console.Write(" = {");
+            foreach (var key in whoa.Keys)
+            {
+                var val = whoa[key];
+                Console.Write(key + " => {");
+
+                foreach (var k2 in val.Keys)
+                {
+                    var v2 = val[k2];
+
+                    Console.Write(k2 + " => {");
+                    var userMap = v2.UserMap;
+
+                    Console.Write("{");
+                    if (userMap != null)
+                    {
+                        foreach (var k3 in userMap.Keys)
+                        {
+                            Console.Write(k3 + " => " + userMap[k3] + ", ");
+                        }
+                    }
+                    else
+                    {
+                        Console.Write("null");
+                    }
+                    Console.Write("}, ");
+
+                    var xtructs = v2.Xtructs;
+
+                    Console.Write("{");
+                    if (xtructs != null)
+                    {
+                        foreach (var x in xtructs)
+                        {
+                            Console.Write("{\"" + x.String_thing + "\", " + x.Byte_thing + ", " + x.I32_thing + ", " + x.I32_thing + "}, ");
+                        }
+                    }
+                    else
+                    {
+                        Console.Write("null");
+                    }
+                    Console.Write("}");
+
+                    Console.Write("}, ");
+                }
+                Console.Write("}, ");
+            }
+            Console.WriteLine("}");
+
+            sbyte arg0 = 1;
+            var arg1 = 2;
+            var arg2 = long.MaxValue;
+            var multiDict = new Dictionary<short, string>();
+            multiDict[1] = "one";
+
+            var tmpMultiDict = new List<string>();
+            foreach (var pair in multiDict)
+                tmpMultiDict.Add(pair.Key +" => "+ pair.Value);
+
+            var arg4 = Numberz.FIVE;
+            long arg5 = 5000000;
+            Console.Write("Test Multi(" + arg0 + "," + arg1 + "," + arg2 + ",{" + string.Join(",", tmpMultiDict) + "}," + arg4 + "," + arg5 + ")");
+            var multiResponse = await client.testMultiAsync(arg0, arg1, arg2, multiDict, arg4, arg5, token);
+            Console.Write(" = Xtruct(byte_thing:" + multiResponse.Byte_thing + ",String_thing:" + multiResponse.String_thing
+                          + ",i32_thing:" + multiResponse.I32_thing + ",i64_thing:" + multiResponse.I64_thing + ")\n");
+
+            try
+            {
+                Console.WriteLine("testException(\"Xception\")");
+                await client.testExceptionAsync("Xception", token);
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorExceptions;
+            }
+            catch (Xception ex)
+            {
+                if (ex.ErrorCode != 1001 || ex.Message != "Xception")
+                {
+                    Console.WriteLine("*** FAILED ***");
+                    returnCode |= ErrorExceptions;
+                }
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorExceptions;
+                Console.WriteLine(ex.Message + " ST: " + ex.StackTrace);
+            }
+            try
+            {
+                Console.WriteLine("testException(\"TException\")");
+                await client.testExceptionAsync("TException", token);
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorExceptions;
+            }
+            catch (Thrift.TException)
+            {
+                // OK
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorExceptions;
+                Console.WriteLine(ex.Message + " ST: " + ex.StackTrace);
+            }
+            try
+            {
+                Console.WriteLine("testException(\"ok\")");
+                await client.testExceptionAsync("ok", token);
+                // OK
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorExceptions;
+                Console.WriteLine(ex.Message + " ST: " + ex.StackTrace);
+            }
+
+            try
+            {
+                Console.WriteLine("testMultiException(\"Xception\", ...)");
+                await client.testMultiExceptionAsync("Xception", "ignore", token);
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorExceptions;
+            }
+            catch (Xception ex)
+            {
+                if (ex.ErrorCode != 1001 || ex.Message != "This is an Xception")
+                {
+                    Console.WriteLine("*** FAILED ***");
+                    returnCode |= ErrorExceptions;
+                }
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorExceptions;
+                Console.WriteLine(ex.Message + " ST: " + ex.StackTrace);
+            }
+            try
+            {
+                Console.WriteLine("testMultiException(\"Xception2\", ...)");
+                await client.testMultiExceptionAsync("Xception2", "ignore", token);
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorExceptions;
+            }
+            catch (Xception2 ex)
+            {
+                if (ex.ErrorCode != 2002 || ex.Struct_thing.String_thing != "This is an Xception2")
+                {
+                    Console.WriteLine("*** FAILED ***");
+                    returnCode |= ErrorExceptions;
+                }
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorExceptions;
+                Console.WriteLine(ex.Message + " ST: " + ex.StackTrace);
+            }
+            try
+            {
+                Console.WriteLine("testMultiException(\"success\", \"OK\")");
+                if ("OK" != (await client.testMultiExceptionAsync("success", "OK", token)).String_thing)
+                {
+                    Console.WriteLine("*** FAILED ***");
+                    returnCode |= ErrorExceptions;
+                }
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorExceptions;
+                Console.WriteLine(ex.Message + " ST: " + ex.StackTrace);
+            }
+
+            var sw = new Stopwatch();
+            sw.Start();
+            Console.WriteLine("Test Oneway(1)");
+            await client.testOnewayAsync(1, token);
+            sw.Stop();
+            if (sw.ElapsedMilliseconds > 1000)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorBaseTypes;
+            }
+
+            Console.Write("Test Calltime()");
+            var times = 50;
+            sw.Reset();
+            sw.Start();
+            for (var k = 0; k < times; ++k)
+                await client.testVoidAsync(token);
+            sw.Stop();
+            Console.WriteLine(" = {0} ms a testVoid() call", sw.ElapsedMilliseconds / times);
+            return returnCode;
+        }
+    }
+}
\ No newline at end of file
diff --git a/test/netcore/ThriftTest/TestServer.cs b/test/netcore/ThriftTest/TestServer.cs
new file mode 100644
index 0000000..7976c5d
--- /dev/null
+++ b/test/netcore/ThriftTest/TestServer.cs
@@ -0,0 +1,556 @@
+// Licensed to the Apache Software Foundation(ASF) under one
+// or more contributor license agreements.See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License. You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied. See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
+using System;
+using System.Collections.Generic;
+using System.Security.Authentication;
+using System.Security.Cryptography.X509Certificates;
+using System.Text;
+using System.Threading;
+using System.Threading.Tasks;
+using Microsoft.Extensions.Logging;
+using ThriftAsync.Test;
+using Thrift;
+using Thrift.Collections;
+using Thrift.Protocols;
+using Thrift.Server;
+using Thrift.Transports;
+using Thrift.Transports.Server;
+
+namespace Test
+{
+    internal class ServerParam
+    {
+        internal bool useBufferedSockets = false;
+        internal bool useFramed = false;
+        internal bool useEncryption = false;
+        internal bool compact = false;
+        internal bool json = false;
+        internal int port = 9090;
+        internal string pipe = null;
+
+        internal void Parse(List<string> args)
+        {
+            for (var i = 0; i < args.Count; i++)
+            {
+                if (args[i].StartsWith("--pipe="))
+                {
+                    pipe = args[i].Substring(args[i].IndexOf("=") + 1);
+                }
+                else if (args[i].StartsWith("--port="))
+                {
+                    port = int.Parse(args[i].Substring(args[i].IndexOf("=") + 1));
+                }
+                else if (args[i] == "-b" || args[i] == "--buffered" || args[i] == "--transport=buffered")
+                {
+                    useBufferedSockets = true;
+                }
+                else if (args[i] == "-f" || args[i] == "--framed" || args[i] == "--transport=framed")
+                {
+                    useFramed = true;
+                }
+                else if (args[i] == "--compact" || args[i] == "--protocol=compact")
+                {
+                    compact = true;
+                }
+                else if (args[i] == "--json" || args[i] == "--protocol=json")
+                {
+                    json = true;
+                }
+                else if (args[i] == "--threaded" || args[i] == "--server-type=threaded")
+                {
+                    throw new NotImplementedException(args[i]);
+                }
+                else if (args[i] == "--threadpool" || args[i] == "--server-type=threadpool")
+                {
+                    throw new NotImplementedException(args[i]);
+                }
+                else if (args[i] == "--prototype" || args[i] == "--processor=prototype")
+                {
+                    throw new NotImplementedException(args[i]);
+                }
+                else if (args[i] == "--ssl")
+                {
+                    useEncryption = true;
+                }
+                else
+                {
+                    throw new ArgumentException(args[i]);
+                }
+            }
+
+        }
+    }
+
+    public class TestServer
+    {
+        public static int _clientID = -1;
+        public delegate void TestLogDelegate(string msg, params object[] values);
+
+        public class MyServerEventHandler : TServerEventHandler
+        {
+            public int callCount = 0;
+
+            public Task PreServeAsync(CancellationToken cancellationToken)
+            {
+                callCount++;
+                return Task.CompletedTask;
+            }
+
+            public Task<object> CreateContextAsync(TProtocol input, TProtocol output, CancellationToken cancellationToken)
+            {
+                callCount++;
+                return Task.FromResult<object>(null);
+            }
+
+            public Task DeleteContextAsync(object serverContext, TProtocol input, TProtocol output, CancellationToken cancellationToken)
+            {
+                callCount++;
+                return Task.CompletedTask;
+            }
+
+            public Task ProcessContextAsync(object serverContext, TClientTransport transport, CancellationToken cancellationToken)
+            {
+                callCount++;
+                return Task.CompletedTask;
+            }
+        };
+
+        public class TestHandlerAsync : ThriftAsync.Test.ThriftTest.IAsync
+        {
+            public TBaseServer server { get; set; }
+            private int handlerID;
+            private StringBuilder sb = new StringBuilder();
+            private TestLogDelegate logger;
+
+            public TestHandlerAsync()
+            {
+                handlerID = Interlocked.Increment(ref _clientID);
+                logger += testConsoleLogger;
+                logger.Invoke("New TestHandler instance created");
+            }
+
+            public void testConsoleLogger(string msg, params object[] values)
+            {
+                sb.Clear();
+                sb.AppendFormat("handler{0:D3}:", handlerID);
+                sb.AppendFormat(msg, values);
+                sb.AppendLine();
+                Console.Write(sb.ToString());
+            }
+
+            public Task testVoidAsync(CancellationToken cancellationToken)
+            {
+                logger.Invoke("testVoid()");
+                return Task.CompletedTask;
+            }
+
+            public Task<string> testStringAsync(string thing, CancellationToken cancellationToken)
+            {
+                logger.Invoke("testString({0})", thing);
+                return Task.FromResult(thing);
+            }
+
+            public Task<bool> testBoolAsync(bool thing, CancellationToken cancellationToken)
+            {
+                logger.Invoke("testBool({0})", thing);
+                return Task.FromResult(thing);
+            }
+
+            public Task<sbyte> testByteAsync(sbyte thing, CancellationToken cancellationToken)
+            {
+                logger.Invoke("testByte({0})", thing);
+                return Task.FromResult(thing);
+            }
+
+            public Task<int> testI32Async(int thing, CancellationToken cancellationToken)
+            {
+                logger.Invoke("testI32({0})", thing);
+                return Task.FromResult(thing);
+            }
+
+            public Task<long> testI64Async(long thing, CancellationToken cancellationToken)
+            {
+                logger.Invoke("testI64({0})", thing);
+                return Task.FromResult(thing);
+            }
+
+            public Task<double> testDoubleAsync(double thing, CancellationToken cancellationToken)
+            {
+                logger.Invoke("testDouble({0})", thing);
+                return Task.FromResult(thing);
+            }
+
+            public Task<byte[]> testBinaryAsync(byte[] thing, CancellationToken cancellationToken)
+            {
+                var hex = BitConverter.ToString(thing).Replace("-", string.Empty);
+                logger.Invoke("testBinary({0:X})", hex);
+                return Task.FromResult(thing);
+            }
+
+            public Task<Xtruct> testStructAsync(Xtruct thing, CancellationToken cancellationToken)
+            {
+                logger.Invoke("testStruct({{\"{0}\", {1}, {2}, {3}}})", thing.String_thing, thing.Byte_thing, thing.I32_thing, thing.I64_thing);
+                return Task.FromResult(thing);
+            }
+
+            public Task<Xtruct2> testNestAsync(Xtruct2 nest, CancellationToken cancellationToken)
+            {
+                var thing = nest.Struct_thing;
+                logger.Invoke("testNest({{{0}, {{\"{1}\", {2}, {3}, {4}, {5}}}}})",
+                    nest.Byte_thing,
+                    thing.String_thing,
+                    thing.Byte_thing,
+                    thing.I32_thing,
+                    thing.I64_thing,
+                    nest.I32_thing);
+                return Task.FromResult(nest);
+            }
+
+            public Task<Dictionary<int, int>> testMapAsync(Dictionary<int, int> thing, CancellationToken cancellationToken)
+            {
+                sb.Clear();
+                sb.Append("testMap({{");
+                var first = true;
+                foreach (var key in thing.Keys)
+                {
+                    if (first)
+                    {
+                        first = false;
+                    }
+                    else
+                    {
+                        sb.Append(", ");
+                    }
+                    sb.AppendFormat("{0} => {1}", key, thing[key]);
+                }
+                sb.Append("}})");
+                logger.Invoke(sb.ToString());
+                return Task.FromResult(thing);
+            }
+
+            public Task<Dictionary<string, string>> testStringMapAsync(Dictionary<string, string> thing, CancellationToken cancellationToken)
+            {
+                sb.Clear();
+                sb.Append("testStringMap({{");
+                var first = true;
+                foreach (var key in thing.Keys)
+                {
+                    if (first)
+                    {
+                        first = false;
+                    }
+                    else
+                    {
+                        sb.Append(", ");
+                    }
+                    sb.AppendFormat("{0} => {1}", key, thing[key]);
+                }
+                sb.Append("}})");
+                logger.Invoke(sb.ToString());
+                return Task.FromResult(thing);
+            }
+
+            public Task<THashSet<int>> testSetAsync(THashSet<int> thing, CancellationToken cancellationToken)
+            {
+                sb.Clear();
+                sb.Append("testSet({{");
+                var first = true;
+                foreach (int elem in thing)
+                {
+                    if (first)
+                    {
+                        first = false;
+                    }
+                    else
+                    {
+                        sb.Append(", ");
+                    }
+                    sb.AppendFormat("{0}", elem);
+                }
+                sb.Append("}})");
+                logger.Invoke(sb.ToString());
+                return Task.FromResult(thing);
+            }
+
+            public Task<List<int>> testListAsync(List<int> thing, CancellationToken cancellationToken)
+            {
+                sb.Clear();
+                sb.Append("testList({{");
+                var first = true;
+                foreach (var elem in thing)
+                {
+                    if (first)
+                    {
+                        first = false;
+                    }
+                    else
+                    {
+                        sb.Append(", ");
+                    }
+                    sb.AppendFormat("{0}", elem);
+                }
+                sb.Append("}})");
+                logger.Invoke(sb.ToString());
+                return Task.FromResult(thing);
+            }
+
+            public Task<Numberz> testEnumAsync(Numberz thing, CancellationToken cancellationToken)
+            {
+                logger.Invoke("testEnum({0})", thing);
+                return Task.FromResult(thing);
+            }
+
+            public Task<long> testTypedefAsync(long thing, CancellationToken cancellationToken)
+            {
+                logger.Invoke("testTypedef({0})", thing);
+                return Task.FromResult(thing);
+            }
+
+            public Task<Dictionary<int, Dictionary<int, int>>> testMapMapAsync(int hello, CancellationToken cancellationToken)
+            {
+                logger.Invoke("testMapMap({0})", hello);
+                var mapmap = new Dictionary<int, Dictionary<int, int>>();
+
+                var pos = new Dictionary<int, int>();
+                var neg = new Dictionary<int, int>();
+                for (var i = 1; i < 5; i++)
+                {
+                    pos[i] = i;
+                    neg[-i] = -i;
+                }
+
+                mapmap[4] = pos;
+                mapmap[-4] = neg;
+
+                return Task.FromResult(mapmap);
+            }
+
+            public Task<Dictionary<long, Dictionary<Numberz, Insanity>>> testInsanityAsync(Insanity argument, CancellationToken cancellationToken)
+            {
+                logger.Invoke("testInsanity()");
+
+                /** from ThriftTest.thrift:
+                 * So you think you've got this all worked, out eh?
+                 *
+                 * Creates a the returned map with these values and prints it out:
+                 *   { 1 => { 2 => argument,
+                 *            3 => argument,
+                 *          },
+                 *     2 => { 6 => <empty Insanity struct>, },
+                 *   }
+                 * @return map<UserId, map<Numberz,Insanity>> - a map with the above values
+                 */
+
+                var first_map = new Dictionary<Numberz, Insanity>();
+                var second_map = new Dictionary<Numberz, Insanity>(); ;
+
+                first_map[Numberz.TWO] = argument;
+                first_map[Numberz.THREE] = argument;
+
+                second_map[Numberz.SIX] = new Insanity();
+
+                var insane = new Dictionary<long, Dictionary<Numberz, Insanity>>
+                {
+                    [1] = first_map,
+                    [2] = second_map
+                };
+
+                return Task.FromResult(insane);
+            }
+
+            public Task<Xtruct> testMultiAsync(sbyte arg0, int arg1, long arg2, Dictionary<short, string> arg3, Numberz arg4, long arg5,
+                CancellationToken cancellationToken)
+            {
+                logger.Invoke("testMulti()");
+
+                var hello = new Xtruct(); ;
+                hello.String_thing = "Hello2";
+                hello.Byte_thing = arg0;
+                hello.I32_thing = arg1;
+                hello.I64_thing = arg2;
+                return Task.FromResult(hello);
+            }
+
+            public Task testExceptionAsync(string arg, CancellationToken cancellationToken)
+            {
+                logger.Invoke("testException({0})", arg);
+                if (arg == "Xception")
+                {
+                    var x = new Xception
+                    {
+                        ErrorCode = 1001,
+                        Message = arg
+                    };
+                    throw x;
+                }
+                if (arg == "TException")
+                {
+                    throw new TException();
+                }
+                return Task.CompletedTask;
+            }
+
+            public Task<Xtruct> testMultiExceptionAsync(string arg0, string arg1, CancellationToken cancellationToken)
+            {
+                logger.Invoke("testMultiException({0}, {1})", arg0, arg1);
+                if (arg0 == "Xception")
+                {
+                    var x = new Xception
+                    {
+                        ErrorCode = 1001,
+                        Message = "This is an Xception"
+                    };
+                    throw x;
+                }
+
+                if (arg0 == "Xception2")
+                {
+                    var x = new Xception2
+                    {
+                        ErrorCode = 2002,
+                        Struct_thing = new Xtruct { String_thing = "This is an Xception2" }
+                    };
+                    throw x;
+                }
+
+                var result = new Xtruct { String_thing = arg1 };
+                return Task.FromResult(result);
+            }
+
+            public Task testOnewayAsync(int secondsToSleep, CancellationToken cancellationToken)
+            {
+                logger.Invoke("testOneway({0}), sleeping...", secondsToSleep);
+                Thread.Sleep(secondsToSleep * 1000);
+                logger.Invoke("testOneway finished");
+
+                return Task.CompletedTask;
+            }
+        }
+
+
+        private enum ProcessorFactoryType
+        {
+            TSingletonProcessorFactory,
+            TPrototypeProcessorFactory,
+        }
+
+        internal static void PrintOptionsHelp()
+        {
+            Console.WriteLine("Server options:");
+            Console.WriteLine("  --pipe=<pipe name>");
+            Console.WriteLine("  --port=<port number>");
+            Console.WriteLine("  --transport=<transport name>    one of buffered,framed  (defaults to none)");
+            Console.WriteLine("  --protocol=<protocol name>      one of compact,json  (defaults to binary)");
+            Console.WriteLine("  --server-type=<type>            one of threaded,threadpool  (defaults to simple)");
+            Console.WriteLine("  --processor=<prototype>");
+            Console.WriteLine("  --ssl");
+            Console.WriteLine();
+        }
+
+        public static int Execute(List<string> args)
+        {
+            var logger = new LoggerFactory().CreateLogger("Test");
+
+            try
+            {
+                var param = new ServerParam();
+
+                try
+                {
+                    param.Parse(args);
+                }
+                catch (Exception ex)
+                {
+                    Console.WriteLine("*** FAILED ***");
+                    Console.WriteLine("Error while  parsing arguments");
+                    Console.WriteLine(ex.Message + " ST: " + ex.StackTrace);
+                    return 1;
+                }
+
+
+                // Transport
+                TServerTransport trans;
+                if (param.pipe != null)
+                {
+                    trans = new TNamedPipeServerTransport(param.pipe);
+                }
+                else
+                {
+                    if (param.useEncryption)
+                    {
+                        var certPath = "../keys/server.p12";
+                        trans = new TTlsServerSocketTransport(param.port, param.useBufferedSockets, new X509Certificate2(certPath, "thrift"), null, null, SslProtocols.Tls12);
+                    }
+                    else
+                    {
+                        trans = new TServerSocketTransport(param.port, 0, param.useBufferedSockets);
+                    }
+                }
+
+                ITProtocolFactory proto;
+                if (param.compact)
+                    proto = new TCompactProtocol.Factory();
+                else if (param.json)
+                    proto = new TJsonProtocol.Factory();
+                else
+                    proto = new TBinaryProtocol.Factory();
+
+                ITProcessorFactory processorFactory;
+
+                // Processor
+                var testHandler = new TestHandlerAsync();
+                var testProcessor = new ThriftAsync.Test.ThriftTest.AsyncProcessor(testHandler);
+                processorFactory = new SingletonTProcessorFactory(testProcessor);
+
+
+                TTransportFactory transFactory;
+                if (param.useFramed)
+                    throw new NotImplementedException("framed"); // transFactory = new TFramedTransport.Factory();
+                else
+                    transFactory = new TTransportFactory();
+
+                TBaseServer serverEngine = new AsyncBaseServer(processorFactory, trans, transFactory, transFactory, proto, proto, logger);
+
+                //Server event handler
+                var serverEvents = new MyServerEventHandler();
+                serverEngine.SetEventHandler(serverEvents);
+
+                // Run it
+                var where = (! string.IsNullOrEmpty(param.pipe)) ? "on pipe " + param.pipe : "on port " + param.port;
+                Console.WriteLine("Starting the AsyncBaseServer " + where +
+                                  " with processor TPrototypeProcessorFactory prototype factory " +
+                                  (param.useBufferedSockets ? " with buffered socket" : "") +
+                                  (param.useFramed ? " with framed transport" : "") +
+                                  (param.useEncryption ? " with encryption" : "") +
+                                  (param.compact ? " with compact protocol" : "") +
+                                  (param.json ? " with json protocol" : "") +
+                                  "...");
+                serverEngine.ServeAsync(CancellationToken.None).GetAwaiter().GetResult();
+                Console.ReadLine();
+            }
+            catch (Exception x)
+            {
+                Console.Error.Write(x);
+                return 1;
+            }
+            Console.WriteLine("done.");
+            return 0;
+        }
+    }
+
+}
diff --git a/test/netcore/ThriftTest/ThriftTest.sln b/test/netcore/ThriftTest/ThriftTest.sln
new file mode 100644
index 0000000..03b4f3d
--- /dev/null
+++ b/test/netcore/ThriftTest/ThriftTest.sln
@@ -0,0 +1,33 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio 14
+VisualStudioVersion = 14.0.25420.1
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{8BB2217D-0F2D-49D1-97BC-3654ED321F3B}") = "ThriftTest", "ThriftTest.xproj", "{B0C13DA0-3117-4844-8AE8-B1775E46223D}"
+EndProject
+Project("{8BB2217D-0F2D-49D1-97BC-3654ED321F3B}") = "Thrift", "..\..\..\lib\netcore\Thrift\Thrift.xproj", "{6850CF46-5467-4C65-BD78-871581C539FC}"
+EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{839DBA0F-2D58-4266-A30D-3392BD710A59}"
+	ProjectSection(SolutionItems) = preProject
+		..\global.json = ..\global.json
+	EndProjectSection
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{B0C13DA0-3117-4844-8AE8-B1775E46223D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{B0C13DA0-3117-4844-8AE8-B1775E46223D}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{B0C13DA0-3117-4844-8AE8-B1775E46223D}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{B0C13DA0-3117-4844-8AE8-B1775E46223D}.Release|Any CPU.Build.0 = Release|Any CPU
+		{6850CF46-5467-4C65-BD78-871581C539FC}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{6850CF46-5467-4C65-BD78-871581C539FC}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{6850CF46-5467-4C65-BD78-871581C539FC}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{6850CF46-5467-4C65-BD78-871581C539FC}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+EndGlobal
diff --git a/test/netcore/ThriftTest/ThriftTest.xproj b/test/netcore/ThriftTest/ThriftTest.xproj
new file mode 100644
index 0000000..7746cc8
--- /dev/null
+++ b/test/netcore/ThriftTest/ThriftTest.xproj
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup>
+    <VisualStudioVersion Condition="'$(VisualStudioVersion)' == ''">14.0</VisualStudioVersion>
+    <VSToolsPath Condition="'$(VSToolsPath)' == ''">$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)</VSToolsPath>
+  </PropertyGroup>
+
+  <Import Project="$(VSToolsPath)\DotNet\Microsoft.DotNet.Props" Condition="'$(VSToolsPath)' != ''"  />
+  <PropertyGroup Label="Globals">
+    <ProjectGuid>B0C13DA0-3117-4844-8AE8-B1775E46223D</ProjectGuid>
+    <RootNamespace>ThriftTest</RootNamespace>
+    <BaseIntermediateOutputPath Condition="'$(BaseIntermediateOutputPath)'=='' ">obj\$(MSBuildProjectName)</BaseIntermediateOutputPath>
+    <OutputPath Condition="'$(OutputPath)'=='' ">bin\$(MSBuildProjectName)\</OutputPath>
+    <TargetFrameworkVersion>v4.5.2</TargetFrameworkVersion>
+  </PropertyGroup>
+
+  <PropertyGroup>
+    <SchemaVersion>2.0</SchemaVersion>
+  </PropertyGroup>
+  <Import Project="$(VSToolsPath)\DotNet\Microsoft.DotNet.targets" Condition="'$(VSToolsPath)' != ''" />
+</Project>
diff --git a/test/netcore/ThriftTest/project.json b/test/netcore/ThriftTest/project.json
new file mode 100644
index 0000000..56d2777
--- /dev/null
+++ b/test/netcore/ThriftTest/project.json
@@ -0,0 +1,29 @@
+{
+  "version": "1.0.0-*",
+  "buildOptions": {
+    "emitEntryPoint": true
+  },
+
+  "runtimes": {
+    "win10-x64": {},
+    "osx.10.11-x64": {},
+    "ubuntu.16.04-x64": {}
+  },
+
+  "dependencies": {
+    "System.Runtime.Serialization.Primitives": "4.1.1",
+    "System.ServiceModel.Primitives": "4.0.0"
+  },
+
+  "frameworks": {
+    "netcoreapp1.0": {
+      "imports": "dnxcore50",
+      "dependencies": {
+        "Thrift": "1.0.0-*",
+        "Microsoft.NETCore.App": {
+          "version": "1.0.0"
+        }
+      }
+    }
+  }
+}
diff --git a/test/netcore/build.cmd b/test/netcore/build.cmd
new file mode 100644
index 0000000..88ff20a
--- /dev/null
+++ b/test/netcore/build.cmd
@@ -0,0 +1,45 @@
+@echo off
+rem /*
+rem  * Licensed to the Apache Software Foundation (ASF) under one
+rem  * or more contributor license agreements. See the NOTICE file
+rem  * distributed with this work for additional information
+rem  * regarding copyright ownership. The ASF licenses this file
+rem  * to you under the Apache License, Version 2.0 (the
+rem  * "License"); you may not use this file except in compliance
+rem  * with the License. You may obtain a copy of the License at
+rem  *
+rem  *   http://www.apache.org/licenses/LICENSE-2.0
+rem  *
+rem  * Unless required by applicable law or agreed to in writing,
+rem  * software distributed under the License is distributed on an
+rem  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+rem  * KIND, either express or implied. See the License for the
+rem  * specific language governing permissions and limitations
+rem  * under the License.
+rem  */
+setlocal
+
+cd ThriftTest
+thrift  -gen netcore:wcf   -r  ..\..\ThriftTest.thrift
+cd ..
+
+rem * Due to a known issue with "dotnet restore" the Thrift.dll dependency cannot be resolved from cmdline
+rem * For details see https://github.com/dotnet/cli/issues/3199 and related tickets
+rem * The problem does NOT affect Visual Studio builds.
+
+rem * workaround for "dotnet restore" issue
+xcopy ..\..\lib\netcore\Thrift .\Thrift  /YSEI  >NUL
+
+dotnet --info
+dotnet restore
+
+dotnet build **/*/project.json -r win10-x64 
+dotnet build **/*/project.json -r osx.10.11-x64 
+dotnet build **/*/project.json -r ubuntu.16.04-x64 
+
+rem * workaround for "dotnet restore" issue
+del .\Thrift\*  /Q /S  >NUL
+rd  .\Thrift    /Q /S  >NUL
+
+
+:eof
diff --git a/test/netcore/build.sh b/test/netcore/build.sh
new file mode 100644
index 0000000..3acd78a
--- /dev/null
+++ b/test/netcore/build.sh
@@ -0,0 +1,54 @@
+#!/usr/bin/env bash
+
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements. See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership. The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License. You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied. See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+#exit if any command fails
+#set -e
+
+cd ThriftTest
+../../../compiler/cpp/thrift  -gen netcore:wcf   -r  ../../ThriftTest.thrift
+cd ..
+
+
+# Due to a known issue with "dotnet restore" the Thrift.dll dependency cannot be resolved from cmdline
+# For details see https://github.com/dotnet/cli/issues/3199 and related tickets
+# The problem does NOT affect Visual Studio builds.
+
+# workaround for "dotnet restore" issue
+cp  -u -p -r ..\..\lib\netcore\Thrift .\Thrift  
+
+dotnet --info
+dotnet restore
+
+# dotnet test ./test/TEST_PROJECT_NAME -c Release -f netcoreapp1.0
+
+# Instead, run directly with mono for the full .net version 
+dotnet build **/*/project.json -r win10-x64 
+dotnet build **/*/project.json -r osx.10.11-x64 
+dotnet build **/*/project.json -r ubuntu.16.04-x64 
+
+#revision=${TRAVIS_JOB_ID:=1}  
+#revision=$(printf "%04d" $revision) 
+
+#dotnet pack ./src/PROJECT_NAME -c Release -o ./artifacts --version-suffix=$revision  
+
+# workaround for "dotnet restore" issue
+rm -r .\Thrift  
+
diff --git a/test/netcore/global.json b/test/netcore/global.json
new file mode 100644
index 0000000..53f1811
--- /dev/null
+++ b/test/netcore/global.json
@@ -0,0 +1,3 @@
+{
+  "projects": [ "../../lib/netcore" ]
+}
\ No newline at end of file
diff --git a/test/tests.json b/test/tests.json
index 2460b83..b101bfd 100644
--- a/test/tests.json
+++ b/test/tests.json
@@ -364,6 +364,34 @@
     "workdir": "csharp"
   },
   {
+    "name": "netcore",
+    "transports": [
+      "buffered",
+      "framed"
+    ],
+    "sockets": [
+      "ip",
+      "ip-ssl"
+    ],
+    "protocols": [
+      "binary",
+      "compact",
+      "json"
+    ],
+    "server": {
+      "command": [
+        "dotnet restore && dotnet run server"
+      ]
+    },
+    "client": {
+      "timeout": 10,
+      "command": [
+        "dotnet run client"
+      ]
+    },
+    "workdir": "netcore/ThriftTest"
+  },
+  {
     "name": "perl",
     "transports": [
       "buffered",