diff --git a/test/csharp/TestClient.cs b/test/csharp/TestClient.cs
new file mode 100644
index 0000000..949c06e
--- /dev/null
+++ b/test/csharp/TestClient.cs
@@ -0,0 +1,870 @@
+/*
+ * 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.Linq;
+using System.Diagnostics;
+using System.Collections.Generic;
+using System.Threading;
+using System.Security.Cryptography.X509Certificates;
+using Thrift.Collections;
+using Thrift.Protocol;
+using Thrift.Transport;
+using Thrift.Test;
+using System.Security.Authentication;
+
+namespace Test
+{
+    public class TestClient
+    {
+        public class TestParams
+        {
+            public int numIterations = 1;
+            public string host = "localhost";
+            public int port = 9090;
+            public string url;
+            public string pipe;
+            public bool buffered;
+            public bool framed;
+            public string protocol;
+            public bool encrypted = false;
+            public bool multiplexed = false;
+            protected bool _isFirstTransport = true;
+
+
+            public TTransport CreateTransport()
+            {
+                if (url == null)
+                {
+                    // endpoint transport
+                    TTransport trans = null;
+                    if (pipe != null)
+                        trans = new TNamedPipeClientTransport(pipe);
+                    else
+                    {
+                        if (encrypted)
+                        {
+                            string certPath = "../keys/client.p12";
+                            X509Certificate cert = new X509Certificate2(certPath, "thrift");
+                            trans = new TTLSSocket(host, port, 0, cert, 
+                                (o, c, chain, errors) => true, 
+                                null, SslProtocols.Tls);
+                        }
+                        else
+                        {
+                            trans = new TSocket(host, port);
+                        }
+                    }
+
+                    // layered transport
+                    if (buffered)
+                        trans = new TBufferedTransport(trans);
+                    if (framed)
+                        trans = new TFramedTransport(trans);
+
+                    if (_isFirstTransport)
+                    {
+                        //ensure proper open/close of transport
+                        trans.Open();
+                        trans.Close();
+                        _isFirstTransport = false;
+                    }
+                    return trans;
+                }
+                else
+                {
+                    return new THttpClient(new Uri(url));
+                }
+            }
+
+            public TProtocol CreateProtocol(TTransport transport)
+            {
+                if (protocol == "compact")
+                    return new TCompactProtocol(transport);
+                else if (protocol == "json")
+                    return new TJSONProtocol(transport);
+                else
+                    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 ErrorProtocol = 16;
+        private const int ErrorUnknown = 64;
+
+        private class ClientTest
+        {
+            private readonly TestParams param;
+            private readonly TTransport transport;
+            private readonly SecondService.Client second;
+            private readonly ThriftTest.Client client;
+            private readonly int numIterations;
+            private bool done;
+
+            public int ReturnCode { get; set; }
+
+            public ClientTest(TestParams paramin)
+            {
+                param = paramin;
+                transport = param.CreateTransport();
+                TProtocol protocol = param.CreateProtocol(transport);
+                if (param.multiplexed)
+                {
+                    second = new SecondService.Client(new TMultiplexedProtocol(protocol, "SecondService"));
+                }
+                client = new ThriftTest.Client(protocol);
+                numIterations = param.numIterations;
+            }
+            public void Execute()
+            {
+                if (done)
+                {
+                    Console.WriteLine("Execute called more than once");
+                    throw new InvalidOperationException();
+                }
+
+                for (int i = 0; i < numIterations; i++)
+                {
+                    try
+                    {
+                        if (!transport.IsOpen)
+                            transport.Open();
+                    }
+                    catch (TTransportException ex)
+                    {
+                        Console.WriteLine("*** FAILED ***");
+                        Console.WriteLine("Connect failed: " + ex.Message);
+                        ReturnCode |= ErrorUnknown;
+                        Console.WriteLine(ex.Message + " ST: " + ex.StackTrace);
+                        continue;
+                    }
+
+                    try
+                    {
+                        ReturnCode |= ExecuteClientTest(client, second, param);
+                    }
+                    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;
+            }
+        }
+
+        public static int Execute(string[] args)
+        {
+            try
+            {
+                TestParams param = new TestParams();
+                int numThreads = 1;
+                try
+                {
+                    for (int i = 0; i < args.Length; i++)
+                    {
+                        if (args[i] == "-u")
+                        {
+                            param.url = args[++i];
+                        }
+                        else if (args[i] == "-n")
+                        {
+                            param.numIterations = Convert.ToInt32(args[++i]);
+                        }
+                        else if (args[i] == "-pipe")  // -pipe <name>
+                        {
+                            param.pipe = args[++i];
+                            Console.WriteLine("Using named pipes transport");
+                        }
+                        else if (args[i].Contains("--host="))
+                        {
+                            param.host = args[i].Substring(args[i].IndexOf("=") + 1);
+                        }
+                        else if (args[i].Contains("--port="))
+                        {
+                            param.port = int.Parse(args[i].Substring(args[i].IndexOf("=")+1));
+                        }
+                        else if (args[i] == "-b" || args[i] == "--buffered" || args[i] == "--transport=buffered")
+                        {
+                            param.buffered = true;
+                            Console.WriteLine("Using buffered sockets");
+                        }
+                        else if (args[i] == "-f" || args[i] == "--framed"  || args[i] == "--transport=framed")
+                        {
+                            param.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" || args[i] == "--protocol=multic")
+                        {
+                            param.protocol = "compact";
+                            Console.WriteLine("Using compact protocol");
+                        }
+                        else if (args[i] == "--json" || args[i] == "--protocol=json" || args[i] == "--protocol=multij")
+                        {
+                            param.protocol = "json";
+                            Console.WriteLine("Using JSON protocol");
+                        }
+                        else if (args[i] == "--ssl")
+                        {
+                            param.encrypted = true;
+                            Console.WriteLine("Using encrypted transport");
+                        }
+
+                        if (args[i].StartsWith("--protocol=multi"))
+                        {
+                            param.multiplexed = true;
+                        }
+                    }
+                }
+                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, numThreads).Select(_ => new ClientTest(param)).ToArray();
+                //issue tests on separate threads simultaneously
+                var threads = tests.Select(test => new Thread(test.Execute)).ToArray();
+                DateTime 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, bool huge)
+        {
+            // huge = true tests for THRIFT-4372
+            byte[] retval = new byte[huge ? 0x12345 : 0x100];
+            int initLen = 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) {
+                    int nextPos = rnd.Next() % initLen;
+                    if (retval[nextPos] == 0) {
+                        retval[nextPos] = (byte)i;
+                        break;
+                    }
+                }
+            }
+            return retval;
+        }
+
+        public static int ExecuteClientTest(ThriftTest.Client client, SecondService.Client second, TestParams param)
+        {
+            int returnCode = 0;
+
+            Console.Write("testVoid()");
+            client.testVoid();
+            Console.WriteLine(" = void");
+
+            Console.Write("testString(\"Test\")");
+            string s = client.testString("Test");
+            Console.WriteLine(" = \"" + s + "\"");
+            if ("Test" != s)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorBaseTypes;
+            }
+
+            if (param.multiplexed)
+            {
+                Console.WriteLine("secondTestString(\"Test2\")");
+                s = second.secondtestString("Test2");
+              Console.WriteLine(" = \"" + s + "\"");
+              if ("testString(\"Test2\")" != s)
+              {
+                  Console.WriteLine("*** FAILED ***");
+                  returnCode |= ErrorProtocol;
+              }
+            }
+
+            Console.Write("testBool(true)");
+            bool t = client.testBool((bool)true);
+            Console.WriteLine(" = " + t);
+            if (!t)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorBaseTypes;
+            }
+            Console.Write("testBool(false)");
+            bool f = client.testBool((bool)false);
+            Console.WriteLine(" = " + f);
+            if (f)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorBaseTypes;
+            }
+
+            Console.Write("testByte(1)");
+            sbyte i8 = client.testByte((sbyte)1);
+            Console.WriteLine(" = " + i8);
+            if (1 != i8)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorBaseTypes;
+            }
+
+            Console.Write("testI32(-1)");
+            int i32 = client.testI32(-1);
+            Console.WriteLine(" = " + i32);
+            if (-1 != i32)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorBaseTypes;
+            }
+
+            Console.Write("testI64(-34359738368)");
+            long i64 = client.testI64(-34359738368);
+            Console.WriteLine(" = " + i64);
+            if (-34359738368 != i64)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorBaseTypes;
+            }
+
+            // TODO: Validate received message
+            Console.Write("testDouble(5.325098235)");
+            double dub = client.testDouble(5.325098235);
+            Console.WriteLine(" = " + dub);
+            if (5.325098235 != dub)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorBaseTypes;
+            }
+            Console.Write("testDouble(-0.000341012439638598279)");
+            dub = client.testDouble(-0.000341012439638598279);
+            Console.WriteLine(" = " + dub);
+            if (-0.000341012439638598279 != dub)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorBaseTypes;
+            }
+
+            for (i32 = 0; i32 < 2; ++i32)
+            {
+                var huge = (i32 > 0);
+                byte[] binOut = PrepareTestData(false,huge);
+                Console.Write("testBinary(" + BytesToHex(binOut) + ")");
+                try
+                {
+                    byte[] binIn = client.testBinary(binOut);
+                    Console.WriteLine(" = " + BytesToHex(binIn));
+                    if (binIn.Length != binOut.Length)
+                    {
+                        Console.WriteLine("*** FAILED ***");
+                        returnCode |= ErrorBaseTypes;
+                    }
+                    for (int 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");
+            if( typeof(CrazyNesting).GetMethod("Equals").DeclaringType == typeof(CrazyNesting))
+            {
+                CrazyNesting one = new CrazyNesting();
+                CrazyNesting two = new CrazyNesting();
+                one.String_field = "crazy";
+                two.String_field = "crazy";
+                one.Binary_field = new byte[10] { 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 (!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})");
+            Xtruct o = new Xtruct();
+            o.String_thing = "Zero";
+            o.Byte_thing = (sbyte)1;
+            o.I32_thing = -3;
+            o.I64_thing = -5;
+            Xtruct i = client.testStruct(o);
+            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})");
+            Xtruct2 o2 = new Xtruct2();
+            o2.Byte_thing = (sbyte)1;
+            o2.Struct_thing = o;
+            o2.I32_thing = 5;
+            Xtruct2 i2 = client.testNest(o2);
+            i = i2.Struct_thing;
+            Console.WriteLine(" = {" + i2.Byte_thing + ", {\"" + i.String_thing + "\", " + i.Byte_thing + ", " + i.I32_thing + ", " + i.I64_thing + "}, " + i2.I32_thing + "}");
+
+            Dictionary<int, int> mapout = new Dictionary<int, int>();
+            for (int j = 0; j < 5; j++)
+            {
+                mapout[j] = j - 10;
+            }
+            Console.Write("testMap({");
+            bool first = true;
+            foreach (int key in mapout.Keys)
+            {
+                if (first)
+                {
+                    first = false;
+                }
+                else
+                {
+                    Console.Write(", ");
+                }
+                Console.Write(key + " => " + mapout[key]);
+            }
+            Console.Write("})");
+
+            Dictionary<int, int> mapin = client.testMap(mapout);
+
+            Console.Write(" = {");
+            first = true;
+            foreach (int key in mapin.Keys)
+            {
+                if (first)
+                {
+                    first = false;
+                }
+                else
+                {
+                    Console.Write(", ");
+                }
+                Console.Write(key + " => " + mapin[key]);
+            }
+            Console.WriteLine("}");
+
+            // TODO: Validate received message
+            List<int> listout = new List<int>();
+            for (int j = -2; j < 3; j++)
+            {
+                listout.Add(j);
+            }
+            Console.Write("testList({");
+            first = true;
+            foreach (int j in listout)
+            {
+                if (first)
+                {
+                    first = false;
+                }
+                else
+                {
+                    Console.Write(", ");
+                }
+                Console.Write(j);
+            }
+            Console.Write("})");
+
+            List<int> listin = client.testList(listout);
+
+            Console.Write(" = {");
+            first = true;
+            foreach (int j in listin)
+            {
+                if (first)
+                {
+                    first = false;
+                }
+                else
+                {
+                    Console.Write(", ");
+                }
+                Console.Write(j);
+            }
+            Console.WriteLine("}");
+
+            //set
+            // TODO: Validate received message
+            THashSet<int> setout = new THashSet<int>();
+            for (int 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("})");
+
+            THashSet<int> setin = client.testSet(setout);
+
+            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)");
+            Numberz ret = client.testEnum(Numberz.ONE);
+            Console.WriteLine(" = " + ret);
+            if (Numberz.ONE != ret)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorStructs;
+            }
+
+            Console.Write("testEnum(TWO)");
+            ret = client.testEnum(Numberz.TWO);
+            Console.WriteLine(" = " + ret);
+            if (Numberz.TWO != ret)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorStructs;
+            }
+
+            Console.Write("testEnum(THREE)");
+            ret = client.testEnum(Numberz.THREE);
+            Console.WriteLine(" = " + ret);
+            if (Numberz.THREE != ret)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorStructs;
+            }
+
+            Console.Write("testEnum(FIVE)");
+            ret = client.testEnum(Numberz.FIVE);
+            Console.WriteLine(" = " + ret);
+            if (Numberz.FIVE != ret)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorStructs;
+            }
+
+            Console.Write("testEnum(EIGHT)");
+            ret = client.testEnum(Numberz.EIGHT);
+            Console.WriteLine(" = " + ret);
+            if (Numberz.EIGHT != ret)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorStructs;
+            }
+
+            Console.Write("testTypedef(309858235082523)");
+            long uid = client.testTypedef(309858235082523L);
+            Console.WriteLine(" = " + uid);
+            if (309858235082523L != uid)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorStructs;
+            }
+
+            // TODO: Validate received message
+            Console.Write("testMapMap(1)");
+            Dictionary<int, Dictionary<int, int>> mm = client.testMapMap(1);
+            Console.Write(" = {");
+            foreach (int key in mm.Keys)
+            {
+                Console.Write(key + " => {");
+                Dictionary<int, int> m2 = mm[key];
+                foreach (int k2 in m2.Keys)
+                {
+                    Console.Write(k2 + " => " + m2[k2] + ", ");
+                }
+                Console.Write("}, ");
+            }
+            Console.WriteLine("}");
+
+            // TODO: Validate received message
+            Insanity insane = new Insanity();
+            insane.UserMap = new Dictionary<Numberz, long>();
+            insane.UserMap[Numberz.FIVE] = 5000L;
+            Xtruct 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()");
+            Dictionary<long, Dictionary<Numberz, Insanity>> whoa = client.testInsanity(insane);
+            Console.Write(" = {");
+            foreach (long key in whoa.Keys)
+            {
+                Dictionary<Numberz, Insanity> val = whoa[key];
+                Console.Write(key + " => {");
+
+                foreach (Numberz k2 in val.Keys)
+                {
+                    Insanity v2 = val[k2];
+
+                    Console.Write(k2 + " => {");
+                    Dictionary<Numberz, long> userMap = v2.UserMap;
+
+                    Console.Write("{");
+                    if (userMap != null)
+                    {
+                        foreach (Numberz k3 in userMap.Keys)
+                        {
+                            Console.Write(k3 + " => " + userMap[k3] + ", ");
+                        }
+                    }
+                    else
+                    {
+                        Console.Write("null");
+                    }
+                    Console.Write("}, ");
+
+                    List<Xtruct> xtructs = v2.Xtructs;
+
+                    Console.Write("{");
+                    if (xtructs != null)
+                    {
+                        foreach (Xtruct 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;
+            int arg1 = 2;
+            long arg2 = long.MaxValue;
+            Dictionary<short, string> multiDict = new Dictionary<short, string>();
+            multiDict[1] = "one";
+            Numberz arg4 = Numberz.FIVE;
+            long arg5 = 5000000;
+            Console.Write("Test Multi(" + arg0 + "," + arg1 + "," + arg2 + "," + multiDict + "," + arg4 + "," + arg5 + ")");
+            Xtruct multiResponse = client.testMulti(arg0, arg1, arg2, multiDict, arg4, arg5);
+            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\")");
+                client.testException("Xception");
+                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\")");
+                client.testException("TException");
+                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\")");
+                client.testException("ok");
+                // OK
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorExceptions;
+                Console.WriteLine(ex.Message + " ST: " + ex.StackTrace);
+            }
+
+            try
+            {
+                Console.WriteLine("testMultiException(\"Xception\", ...)");
+                client.testMultiException("Xception", "ignore");
+                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\", ...)");
+                client.testMultiException("Xception2", "ignore");
+                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" != client.testMultiException("success", "OK").String_thing)
+                {
+                    Console.WriteLine("*** FAILED ***");
+                    returnCode |= ErrorExceptions;
+                }
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorExceptions;
+                Console.WriteLine(ex.Message + " ST: " + ex.StackTrace);
+            }
+
+            Stopwatch sw = new Stopwatch();
+            sw.Start();
+            Console.WriteLine("Test Oneway(1)");
+            client.testOneway(1);
+            sw.Stop();
+            if (sw.ElapsedMilliseconds > 1000)
+            {
+                Console.WriteLine("*** FAILED ***");
+                returnCode |= ErrorBaseTypes;
+            }
+
+            Console.Write("Test Calltime()");
+            var times = 50;
+            sw.Reset();
+            sw.Start();
+            for (int k = 0; k < times; ++k)
+                client.testVoid();
+            sw.Stop();
+            Console.WriteLine(" = {0} ms a testVoid() call", sw.ElapsedMilliseconds / times);
+            return returnCode;
+        }
+    }
+}