C# ChannelFactory.CreateChannel方法代码示例

        public void ServerAncClientExceptionsEndpointBehavior()
        {
            var hook = new ExceptionsEndpointBehaviour();
            var address = @"net.pipe://127.0.0.1/test" + this.GetType().Name + "_" + MethodBase.GetCurrentMethod().Name;
            var serv = new ExceptionService();
            using (var host = new ServiceHost(serv, new Uri[] { new Uri(address), }))
            {
                var b = new NetNamedPipeBinding();
                var serverEndpoint = host.AddServiceEndpoint(typeof(IExceptionService), b, address);
                serverEndpoint.Behaviors.Add(hook);

                host.Open();

                var f = new ChannelFactory<IExceptionService>(b);
                f.Endpoint.Behaviors.Add(hook);

                var c = f.CreateChannel(new EndpointAddress(address));

                try
                {
                    c.DoException("message");
                }
                catch (InvalidOperationException ex)
                {
                    StringAssert.AreEqualIgnoringCase("message", ex.Message);
                }
                host.Abort();
            }
        }

    public static void DefaultSettings_Echo_RoundTrips_String()
    {
        ChannelFactory<IWcfService> factory = null;
        IWcfService serviceProxy = null;
        string testString = "Hello";
        Binding binding = null;

        try
        {
            // *** SETUP *** \\
            binding = new BasicHttpBinding(BasicHttpSecurityMode.None);
            factory = new ChannelFactory<IWcfService>(binding, new EndpointAddress(Endpoints.HttpBaseAddress_Basic));
            serviceProxy = factory.CreateChannel();

            // *** EXECUTE *** \\
            string result = serviceProxy.Echo(testString);

            // *** VALIDATE *** \\
            Assert.True(result == testString, String.Format("Error: expected response from service: '{0}' Actual was: '{1}'", testString, result));

            // *** CLEANUP *** \\
            factory.Close();
            ((ICommunicationObject)serviceProxy).Close();
        }
        finally
        {
            // *** ENSURE CLEANUP *** \\
            ScenarioTestHelpers.CloseCommunicationObjects((ICommunicationObject)serviceProxy, factory);
        }
    }

    public static void SameBinding_Soap11_EchoString()
    {
        string variationDetails = "Client:: CustomBinding/HttpTransport/TextEncoding/Soap11 = None\nServer:: CustomBinding/HttpTransport/TextEncoding/Soap11";
        string testString = "Hello";
        StringBuilder errorBuilder = new StringBuilder();
        bool success = false;

        try
        {
            CustomBinding binding = new CustomBinding(new TextMessageEncodingBindingElement(MessageVersion.Soap11, Encoding.UTF8), new HttpTransportBindingElement());

            ChannelFactory<IWcfService> factory = new ChannelFactory<IWcfService>(binding, new EndpointAddress(Endpoints.HttpSoap11_Address));
            IWcfService serviceProxy = factory.CreateChannel();

            string result = serviceProxy.Echo(testString);
            success = string.Equals(result, testString);

            if (!success)
            {
                errorBuilder.AppendLine(String.Format("    Error: expected response from service: '{0}' Actual was: '{1}'", testString, result));
            }
        }
        catch (Exception ex)
        {
            errorBuilder.AppendLine(String.Format("    Error: Unexpected exception was caught while doing the basic echo test for variation...\n'{0}'\nException: {1}", variationDetails, ex.ToString()));
            for (Exception innerException = ex.InnerException; innerException != null; innerException = innerException.InnerException)
            {
                errorBuilder.AppendLine(String.Format("Inner exception: {0}", innerException.ToString()));
            }
        }

        Assert.True(errorBuilder.Length == 0, "Test case FAILED with errors: " + errorBuilder.ToString());
    }

        public void Ipc_byteArray()
        {
            var uri = "ipc:///" + MethodBase.GetCurrentMethod().Name;
            using (var server = new ServiceHost(new Service(), new Uri(uri)))
            {
                var binding = new LocalBinding { MaxConnections = 5 };
                server.AddServiceEndpoint(typeof(IService), binding, uri);
                server.Open();
                Thread.Sleep(100);
                using (var channelFactory = new ChannelFactory<IService>(binding))
                {

                    var client = channelFactory.CreateChannel(new EndpointAddress(uri));
                    client.Execute(new byte[0]);

                    byte[] bytes = new byte[512];
                    new Random().NextBytes(bytes);

                    var timer = new Stopwatch();
                    timer.Start();

                    for (int i = 0; i < 5000; i++)
                        client.Execute(bytes);

                    timer.Stop();
                    Trace.WriteLine(timer.ElapsedMilliseconds.ToString() + " ms", MethodBase.GetCurrentMethod().Name);
                }
            }
        }

    public static void BasicAuthenticationInvalidPwd_throw_MessageSecurityException()
    {
        StringBuilder errorBuilder = new StringBuilder();
        // Will need to use localized string once it is available
        // On Native retail, the message is stripped to 'HttpAuthorizationForbidden, Basic'
        // On Debug or .Net Core, the entire message is "The HTTP request was forbidden with client authentication scheme 'Basic'."
        // Thus we will only check message contains "forbidden"
        string message = "forbidden";

        MessageSecurityException exception = Assert.Throws<MessageSecurityException>(() =>
        {
            BasicHttpBinding basicHttpBinding = new BasicHttpBinding(BasicHttpSecurityMode.Transport);
            basicHttpBinding.Security.Transport.ClientCredentialType = HttpClientCredentialType.Basic;

            ChannelFactory<IWcfCustomUserNameService> factory = new ChannelFactory<IWcfCustomUserNameService>(basicHttpBinding, new EndpointAddress(Endpoints.Https_BasicAuth_Address));
            factory.Credentials.UserName.UserName = "test1";
            factory.Credentials.UserName.Password = "test1";

            IWcfCustomUserNameService serviceProxy = factory.CreateChannel();

            string testString = "I am a test";
            string result = serviceProxy.Echo(testString);
        });
      
        Assert.True(exception.Message.ToLower().Contains(message), string.Format("Expected exception message to contain: '{0}', actual message is: '{1}'", message, exception.Message));
    }

    public static void CustomBinding_Message_Interceptor()
    {
        ChannelFactory<IWcfChannelExtensibilityContract> factory = null;
        IWcfChannelExtensibilityContract serviceProxy = null;

        try
        {
            // *** SETUP *** \\
            CustomBinding binding = new CustomBinding(
                new InterceptingBindingElement(new MessageModifier()),
                new HttpTransportBindingElement());

            factory = new ChannelFactory<IWcfChannelExtensibilityContract>(binding, new EndpointAddress(Endpoints.HttpBaseAddress_ChannelExtensibility));
            serviceProxy = factory.CreateChannel();

            // *** EXECUTE & VALIDATE *** \\
            int[] windSpeeds = new int[] { 100, 90, 80, 70, 60, 50, 40, 30, 20, 10 };
            for (int i = 0; i < 10; i++)
            {
                serviceProxy.ReportWindSpeed(windSpeeds[i]);
            }

            // *** CLEANUP *** \\
            ((ICommunicationObject)serviceProxy).Close();
            factory.Close();
        }
        finally
        {
            // *** ENSURE CLEANUP *** \\
            ScenarioTestHelpers.CloseCommunicationObjects((ICommunicationObject)serviceProxy, factory);
        }
    }

    public static void UnexpectedException_Throws_FaultException()
    {
        string faultMsg = "This is a test fault msg";
        BasicHttpBinding binding = null;
        ChannelFactory<IWcfService> factory = null;
        IWcfService serviceProxy = null;
        EndpointAddress endpointAddress = null;

        FaultException<ExceptionDetail> exception = Assert.Throws<FaultException<ExceptionDetail>>(() =>
        {
            // *** SETUP *** \\
            binding = new BasicHttpBinding();
            endpointAddress = new EndpointAddress(Endpoints.HttpBaseAddress_Basic);
            factory = new ChannelFactory<IWcfService>(binding, endpointAddress);
            serviceProxy = factory.CreateChannel();

            // *** EXECUTE *** \\
            try
            {
                serviceProxy.ThrowInvalidOperationException(faultMsg);
            }
            finally
            {
                // *** ENSURE CLEANUP *** \\
                ScenarioTestHelpers.CloseCommunicationObjects((ICommunicationObject)serviceProxy, factory);
            }
        });

        // *** ADDITIONAL VALIDATION *** \\
        Assert.True(String.Equals(exception.Detail.Message, faultMsg), String.Format("Expected Fault Message: {0}, actual: {1}", faultMsg, exception.Detail.Message));
    }

    public static void NonExistentAction_Throws_ActionNotSupportedException()
    {
        string exceptionMsg = "The message with Action 'http://tempuri.org/IWcfService/NotExistOnServer' cannot be processed at the receiver, due to a ContractFilter mismatch at the EndpointDispatcher. This may be because of either a contract mismatch (mismatched Actions between sender and receiver) or a binding/security mismatch between the sender and the receiver.  Check that sender and receiver have the same contract and the same binding (including security requirements, e.g. Message, Transport, None).";
        try
        {
            BasicHttpBinding binding = new BasicHttpBinding();
            using (ChannelFactory<IWcfService> factory = new ChannelFactory<IWcfService>(binding, new EndpointAddress(Endpoints.HttpBaseAddress_Basic)))
            {
                IWcfService serviceProxy = factory.CreateChannel();
                serviceProxy.NotExistOnServer();
            }
        }
        catch (Exception e)
        {
            if (e.GetType() != typeof(System.ServiceModel.ActionNotSupportedException))
            {
                Assert.True(false, string.Format("Expected exception: {0}, actual: {1}", "ActionNotSupportedException", e.GetType()));
            }

            if (e.Message != exceptionMsg)
            {
                Assert.True(false, string.Format("Expected Fault Message: {0}, actual: {1}", exceptionMsg, e.Message));
            }
            return;
        }

        Assert.True(false, "Expected ActionNotSupportedException exception, but no exception thrown.");
    }

    public static void SendTimeout_For_Long_Running_Operation_Throws_TimeoutException()
    {
        TimeSpan serviceOperationTimeout = TimeSpan.FromMilliseconds(10000);
        BasicHttpBinding binding = new BasicHttpBinding();
        binding.SendTimeout = TimeSpan.FromMilliseconds(5000);
        ChannelFactory<IWcfService> factory = new ChannelFactory<IWcfService>(binding, new EndpointAddress(Endpoints.HttpBaseAddress_Basic));

        Stopwatch watch = new Stopwatch();
        try
        {
            var exception = Assert.Throws<TimeoutException>(() =>
            {
                IWcfService proxy = factory.CreateChannel();
                watch.Start();
                proxy.EchoWithTimeout("Hello", serviceOperationTimeout);
            });
        }
        finally
        {
            watch.Stop();
        }

        // want to assert that this completed in > 5 s as an upper bound since the SendTimeout is 5 sec
        // (usual case is around 5001-5005 ms) 
        Assert.InRange<long>(watch.ElapsedMilliseconds, 4985, 6000);
    }

    public static void SameBinding_SecurityModeNone_EchoString()
    {
        string variationDetails = "Client:: NetTcpBinding/SecurityMode = None\nServer:: NetTcpBinding/SecurityMode = None";
        string testString = "Hello";
        StringBuilder errorBuilder = new StringBuilder();
        bool success = false;

        try
        {
            NetTcpBinding binding = new NetTcpBinding(SecurityMode.None);
            ChannelFactory<IWcfService> factory = new ChannelFactory<IWcfService>(binding, new EndpointAddress(Endpoints.Tcp_NoSecurity_Address));
            IWcfService serviceProxy = factory.CreateChannel();

            string result = serviceProxy.Echo(testString);
            success = string.Equals(result, testString);

            if (!success)
            {
                errorBuilder.AppendLine(String.Format("    Error: expected response from service: '{0}' Actual was: '{1}'", testString, result));
            }
        }
        catch (Exception ex)
        {
            errorBuilder.AppendLine(String.Format("    Error: Unexpected exception was caught while doing the basic echo test for variation...\n'{0}'\nException: {1}", variationDetails, ex.ToString()));
            for (Exception innerException = ex.InnerException; innerException != null; innerException = innerException.InnerException)
            {
                errorBuilder.AppendLine(String.Format("Inner exception: {0}", innerException.ToString()));
            }
        }

        Assert.True(errorBuilder.Length == 0, "Test case FAILED with errors: " + errorBuilder.ToString());
    }

    public static void NetTcp_TransportSecurity_StreamedResponse_RoundTrips_String()
    {
        string testString = "Hello";
        NetTcpBinding binding = null;
        ChannelFactory<IWcfService> factory = null;
        IWcfService serviceProxy = null;

        try
        {
            // *** SETUP *** \\
            binding = new NetTcpBinding(SecurityMode.Transport);
            binding.TransferMode = TransferMode.StreamedResponse;
            factory = new ChannelFactory<IWcfService>(binding, new EndpointAddress(Endpoints.Tcp_Transport_Security_Streamed_Address));
            serviceProxy = factory.CreateChannel();

            // *** EXECUTE *** \\
            var returnStream = serviceProxy.GetStreamFromString(testString);
            var result = StreamToString(returnStream);

            // *** VALIDATE *** \\
            Assert.Equal(testString, result);

            // *** CLEANUP *** \\
            ((ICommunicationObject)serviceProxy).Close();
            factory.Close();
        }
        finally
        {
            // *** ENSURE CLEANUP *** \\
            ScenarioTestHelpers.CloseCommunicationObjects((ICommunicationObject)serviceProxy, factory);
        }
    }

    public static void NotExistentHost_Throws_EndpointNotFoundException()
    {
        string nonExistentHost = "http://nonexisthost/WcfService/WindowsCommunicationFoundation";
        ChannelFactory<IWcfService> factory = null;
        EndpointAddress endpointAddress = null;
        BasicHttpBinding binding = null;
        IWcfService serviceProxy = null;


        // *** VALIDATE *** \\
        EndpointNotFoundException exception = Assert.Throws<EndpointNotFoundException>(() =>
        {
            // *** SETUP *** \\
            binding = new BasicHttpBinding();
            binding.SendTimeout = TimeSpan.FromMilliseconds(20000);
            endpointAddress = new EndpointAddress(nonExistentHost);
            factory = new ChannelFactory<IWcfService>(binding, endpointAddress);
            serviceProxy = factory.CreateChannel();

            // *** EXECUTE *** \\
            try
            {
                serviceProxy.Echo("Hello");
            }
            finally
            {
                // *** ENSURE CLEANUP *** \\
                ScenarioTestHelpers.CloseCommunicationObjects((ICommunicationObject)serviceProxy, factory);
            }
        });

        // *** ADDITIONAL VALIDATION FOR NET NATIVE *** \\
        // On .Net Native retail, exception message is stripped to include only parameter
        Assert.True(exception.Message.Contains(nonExistentHost), string.Format("Expected exception message to contain: '{0}'\nThe exception message was: {1}", nonExistentHost, exception.Message));
    }

        public void CallServiceReturningSession2TimesFor2Channels_sessionAreDifferentForDifferentChannels()
        {
            var address = @"net.pipe://127.0.0.1/1/test.test/test" + MethodBase.GetCurrentMethod().Name;

            var serv = new SessionService();
            var host = new ServiceHost(serv, new Uri(address));
            var b = new NetNamedPipeBinding();
            host.AddServiceEndpoint(typeof(ISessionService), b, address);
            var f1 = new ChannelFactory<ISessionService>(b);
            var f2 = new ChannelFactory<ISessionService>(b);
            var client1 = f1.CreateChannel(new EndpointAddress(address));
            var client2 = f2.CreateChannel(new EndpointAddress(address));
            host.Open();

            var session11 = client1.Call();
            var session21 = client2.Call();
            var session22 = client2.Call();
            var session12 = client1.Call();

            f1.Dispose();
            f2.Dispose();
            host.Dispose();
            Assert.AreEqual(session11, session12);
            Assert.AreEqual(session21, session22);
            Assert.AreNotEqual(session11, session21);
        }

    public static void SameBinding_Soap11_EchoString()
    {
        CustomBinding binding = null;
        EndpointAddress endpointAddress = null;
        ChannelFactory<IWcfService> factory = null;
        IWcfService serviceProxy = null;
        string testString = "Hello";
        string result = null;

        try
        {
            // *** SETUP *** \\
            binding = new CustomBinding(new TextMessageEncodingBindingElement(MessageVersion.Soap11, Encoding.UTF8), new HttpTransportBindingElement());
            endpointAddress = new EndpointAddress(Endpoints.HttpSoap11_Address);
            factory = new ChannelFactory<IWcfService>(binding, endpointAddress);
            serviceProxy = factory.CreateChannel();

            // *** EXECUTE *** \\
            result = serviceProxy.Echo(testString);

            // *** VALIDATE *** \\
            Assert.True(String.Equals(result, testString), String.Format("    Error: expected response from service: '{0}' Actual was: '{1}'", testString, result));

            // *** CLEANUP *** \\
            factory.Close();
            ((ICommunicationObject)serviceProxy).Close();
        }
        finally
        {
            // *** ENSURE CLEANUP *** \\
            ScenarioTestHelpers.CloseCommunicationObjects((ICommunicationObject)serviceProxy, factory);
        }
    }

    public static void SecurityModeTransport_Echo_RoundTrips_String()
    {
        string testString = "Hello";
        ChannelFactory<IWcfService> factory = null;
        IWcfService serviceProxy = null;

        try
        {
            // *** SETUP *** \\
            NetTcpBinding binding = new NetTcpBinding(SecurityMode.Transport);
            factory = new ChannelFactory<IWcfService>(binding, new EndpointAddress(Endpoints.Tcp_DefaultBinding_Address));
            serviceProxy = factory.CreateChannel();

            // *** EXECUTE *** \\
            string result = serviceProxy.Echo(testString);

            // *** VALIDATE *** \\
            Assert.Equal(testString, result);

            // *** CLEANUP *** \\
            ((ICommunicationObject)serviceProxy).Close();
            factory.Close();
        }
        finally
        {
            // *** ENSURE CLEANUP *** \\
            ScenarioTestHelpers.CloseCommunicationObjects((ICommunicationObject)serviceProxy, factory);
        }
    }