C# Mock.InSequence方法代码示例

        protected void Arrange()
        {
            var random = new Random();
            _subsystemName = random.Next().ToString(CultureInfo.InvariantCulture);
            _operationTimeout = TimeSpan.FromSeconds(30);
            _encoding = Encoding.UTF8;
            _disconnectedRegister = new List<EventArgs>();
            _errorOccurredRegister = new List<ExceptionEventArgs>();
            _channelDataEventArgs = new ChannelDataEventArgs(
                (uint)random.Next(0, int.MaxValue),
                new[] { (byte)random.Next(byte.MinValue, byte.MaxValue) });

            _sessionMock = new Mock<ISession>(MockBehavior.Strict);
            _channelMock = new Mock<IChannelSession>(MockBehavior.Strict);

            _sequence = new MockSequence();
            _sessionMock.InSequence(_sequence).Setup(p => p.CreateChannelSession()).Returns(_channelMock.Object);
            _channelMock.InSequence(_sequence).Setup(p => p.Open());
            _channelMock.InSequence(_sequence).Setup(p => p.SendSubsystemRequest(_subsystemName)).Returns(true);

            _subsystemSession = new SubsystemSessionStub(
                _sessionMock.Object,
                _subsystemName,
                _operationTimeout,
                _encoding);
            _subsystemSession.Disconnected += (sender, args) => _disconnectedRegister.Add(args);
            _subsystemSession.ErrorOccurred += (sender, args) => _errorOccurredRegister.Add(args);
            _subsystemSession.Connect();
        }

        protected void Arrange()
        {
            _serviceFactoryMock = new Mock<IServiceFactory>(MockBehavior.Strict);
            _sessionMock = new Mock<ISession>(MockBehavior.Strict);
            _sftpSessionMock = new Mock<ISftpSession>(MockBehavior.Strict);

            _connectionInfo = new ConnectionInfo("host", "user", new NoneAuthenticationMethod("userauth"));
            _operationTimeout = TimeSpan.FromSeconds(new Random().Next(1, 10));
            _sftpClient = new SftpClient(_connectionInfo, false, _serviceFactoryMock.Object);
            _sftpClient.OperationTimeout = _operationTimeout;

            var sequence = new MockSequence();
            _serviceFactoryMock.InSequence(sequence)
                .Setup(p => p.CreateSession(_connectionInfo))
                .Returns(_sessionMock.Object);
            _sessionMock.InSequence(sequence).Setup(p => p.Connect());
            _serviceFactoryMock.InSequence(sequence)
                .Setup(p => p.CreateSftpSession(_sessionMock.Object, _operationTimeout, _connectionInfo.Encoding))
                .Returns(_sftpSessionMock.Object);
            _sftpSessionMock.InSequence(sequence).Setup(p => p.Connect());
            _sessionMock.InSequence(sequence).Setup(p => p.OnDisconnecting());
            _sftpSessionMock.InSequence(sequence).Setup(p => p.Disconnect());
            _sftpSessionMock.InSequence(sequence).Setup(p => p.Dispose());
            _sessionMock.InSequence(sequence).Setup(p => p.Disconnect());
            _sessionMock.InSequence(sequence).Setup(p => p.Dispose());

            _sftpClient.Connect();
            _sftpClient.Disconnect();
        }

        private void Arrange()
        {
            var random = new Random();

            _sessionMock = new Mock<ISession>(MockBehavior.Strict);
            _channelSessionAMock = new Mock<IChannelSession>(MockBehavior.Strict);
            _channelSessionBMock = new Mock<IChannelSession>(MockBehavior.Strict);
            _commandText = random.Next().ToString(CultureInfo.InvariantCulture);
            _encoding = Encoding.UTF8;
            _asyncResultA = null;
            _asyncResultB = null;

            var seq = new MockSequence();
            _sessionMock.InSequence(seq).Setup(p => p.CreateChannelSession()).Returns(_channelSessionAMock.Object);
            _channelSessionAMock.InSequence(seq).Setup(p => p.Open());
            _channelSessionAMock.InSequence(seq).Setup(p => p.SendExecRequest(_commandText))
                .Returns(true)
                .Raises(c => c.Closed += null, new ChannelEventArgs(5));
            _channelSessionAMock.InSequence(seq).Setup(p => p.Dispose());

            _sshCommand = new SshCommand(_sessionMock.Object, _commandText, _encoding);
            _asyncResultA = _sshCommand.BeginExecute();
            _sshCommand.EndExecute(_asyncResultA);

            _sessionMock.InSequence(seq).Setup(p => p.CreateChannelSession()).Returns(_channelSessionBMock.Object);
            _channelSessionBMock.InSequence(seq).Setup(p => p.Open());
            _channelSessionBMock.InSequence(seq).Setup(p => p.SendExecRequest(_commandText)).Returns(true);
        }

        public void AccountRepository()
        {
            Mock<IWebsiteContext> context = new Mock<IWebsiteContext>();
            Mock<IDbSetFactory> factory = new Mock<IDbSetFactory>();
            Mock<DbSet<Account>> dbSet = new Mock<DbSet<Account>>();

            factory.Setup(m => m.CreateDbSet<Account>()).Returns(dbSet.Object);

            AccountRepository repo = new AccountRepository(context.Object, factory.Object);

            var account = new Account
                {
                    Id = "SDF",
                    FullName = "Trevor Slawnyk",
                    PreferredName = "Trevor",
                    Zip = 68456,
                    FacebookId = 4929447011515,
                    Birthdate = new DateTime(1994, 6, 22),
                    Weight = 250,
                    Height = 73,
                    Sex = false
                };
            account.UserName = "asdf";

            var sequence = new MockSequence();
            dbSet.InSequence(sequence).Setup(e => e.Add(account));
            dbSet.InSequence(sequence).Setup(e => e.Find(account.Id));
            dbSet.InSequence(sequence).Setup(e => e.Find(account.Id));
            dbSet.InSequence(sequence).Setup(e => e.Find(account.Id));
            repo.Create(account);
            repo.Get(account.Id);
            repo.Update(account);
            repo.Delete(account.Id);
        }

        protected void Arrange()
        {
            var random = new Random();
            _path = random.Next().ToString(CultureInfo.InvariantCulture);
            _handle = new[] {(byte) random.Next(byte.MinValue, byte.MaxValue)};
            _fileAttributes = SftpFileAttributes.Empty;
            _bufferSize = (uint) random.Next(1, 1000);
            _readBufferSize = (uint) random.Next(0, 1000);
            _writeBufferSize = (uint) random.Next(0, 1000);
            _length = random.Next();

            _sftpSessionMock = new Mock<ISftpSession>(MockBehavior.Strict);

            _sequence = new MockSequence();
            _sftpSessionMock.InSequence(_sequence)
                .Setup(p => p.RequestOpen(_path, Flags.Read | Flags.Truncate, true))
                .Returns(_handle);
            _sftpSessionMock.InSequence(_sequence).Setup(p => p.RequestFStat(_handle)).Returns(_fileAttributes);
            _sftpSessionMock.InSequence(_sequence)
                .Setup(p => p.CalculateOptimalReadLength(_bufferSize))
                .Returns(_readBufferSize);
            _sftpSessionMock.InSequence(_sequence)
                .Setup(p => p.CalculateOptimalWriteLength(_bufferSize, _handle))
                .Returns(_writeBufferSize);
            _sftpSessionMock.InSequence(_sequence)
                .Setup(p => p.IsOpen)
                .Returns(true);

            _sftpFileStream = new SftpFileStream(
                _sftpSessionMock.Object,
                _path,
                FileMode.Create,
                FileAccess.Read,
                (int) _bufferSize);
        }

        protected void Arrange()
        {
            _serviceFactoryMock = new Mock<IServiceFactory>(MockBehavior.Loose);
            _sessionMock = new Mock<ISession>(MockBehavior.Loose);
            _netConfSessionMock = new Mock<INetConfSession>(MockBehavior.Loose);

            _connectionInfo = new ConnectionInfo("host", "user", new NoneAuthenticationMethod("userauth"));
            _netConfClient = new NetConfClient(_connectionInfo, false, _serviceFactoryMock.Object);

            var sequence = new MockSequence();
            _serviceFactoryMock.InSequence(sequence)
                .Setup(p => p.CreateSession(_connectionInfo))
                .Returns(_sessionMock.Object);
            _sessionMock.InSequence(sequence).Setup(p => p.Connect());
            _serviceFactoryMock.InSequence(sequence)
                .Setup(p => p.CreateNetConfSession(_sessionMock.Object, _netConfClient.OperationTimeout))
                .Returns(_netConfSessionMock.Object);
            _netConfSessionMock.InSequence(sequence).Setup(p => p.Connect());

            _netConfClient.Connect();
            _netConfClient = null;

            // we need to dereference all other mocks as they might otherwise hold the target alive
            _sessionMock = null;
            _connectionInfo = null;
            _serviceFactoryMock = null;

        }

        private void Arrange()
        {
            var random = new Random();
            _localChannelNumber = (uint)random.Next(0, int.MaxValue);
            _localWindowSize = (uint)random.Next(0, int.MaxValue);
            _localPacketSize = (uint)random.Next(0, int.MaxValue);
            _remoteChannelNumber = (uint)random.Next(0, int.MaxValue);
            _remoteWindowSize = (uint)random.Next(0, int.MaxValue);
            _remotePacketSize = (uint)random.Next(0, int.MaxValue);
            _channelClosedRegister = new List<ChannelEventArgs>();
            _channelExceptionRegister = new List<ExceptionEventArgs>();

            _sessionMock = new Mock<ISession>(MockBehavior.Strict);

            var sequence = new MockSequence();

            _sessionMock.InSequence(sequence).Setup(p => p.IsConnected).Returns(true);
            _sessionMock.InSequence(sequence).Setup(p => p.TrySendMessage(It.Is<ChannelCloseMessage>(c => c.LocalChannelNumber == _remoteChannelNumber))).Returns(true);
            _sessionMock.InSequence(sequence)
                .Setup(s => s.WaitOnHandle(It.IsNotNull<EventWaitHandle>()))
                .Callback<WaitHandle>(w => w.WaitOne());

            _channel = new ChannelStub(_sessionMock.Object, _localChannelNumber, _localWindowSize, _localPacketSize);
            _channel.Closed += (sender, args) => _channelClosedRegister.Add(args);
            _channel.Exception += (sender, args) => _channelExceptionRegister.Add(args);
            _channel.InitializeRemoteChannelInfo(_remoteChannelNumber, _remoteWindowSize, _remotePacketSize);
            _channel.SetIsOpen(true);
        }

        protected void Arrange()
        {
            _serviceFactoryMock = new Mock<IServiceFactory>(MockBehavior.Strict);
            _sessionMock = new Mock<ISession>(MockBehavior.Strict);
            _netConfSessionMock = new Mock<INetConfSession>(MockBehavior.Strict);

            _connectionInfo = new ConnectionInfo("host", "user", new NoneAuthenticationMethod("userauth"));
            _netConfClient = new NetConfClient(_connectionInfo, false, _serviceFactoryMock.Object);

            var sequence = new MockSequence();
            _serviceFactoryMock.InSequence(sequence)
                .Setup(p => p.CreateSession(_connectionInfo))
                .Returns(_sessionMock.Object);
            _sessionMock.InSequence(sequence).Setup(p => p.Connect());
            _serviceFactoryMock.InSequence(sequence)
                .Setup(p => p.CreateNetConfSession(_sessionMock.Object, _netConfClient.OperationTimeout))
                .Returns(_netConfSessionMock.Object);
            _netConfSessionMock.InSequence(sequence).Setup(p => p.Connect());
            _sessionMock.InSequence(sequence).Setup(p => p.OnDisconnecting());
            _netConfSessionMock.InSequence(sequence).Setup(p => p.Disconnect());
            _sessionMock.InSequence(sequence).Setup(p => p.Dispose());
            _netConfSessionMock.InSequence(sequence).Setup(p => p.Dispose());

            _netConfClient.Connect();
            _netConfClient.Dispose();
        }

        private void Arrange()
        {
            var random = new Random();
            _localChannelNumber = (uint)random.Next(0, int.MaxValue);
            _localWindowSize = (uint)random.Next(0, int.MaxValue);
            _localPacketSize = (uint)random.Next(0, int.MaxValue);
            _remoteChannelNumber = (uint)random.Next(0, int.MaxValue);
            _remoteWindowSize = (uint)random.Next(0, int.MaxValue);
            _remotePacketSize = (uint)random.Next(0, int.MaxValue);
            _channelClosedRegister = new List<ChannelEventArgs>();
            _channelExceptionRegister = new List<ExceptionEventArgs>();
            _initialSessionSemaphoreCount = random.Next(10, 20);
            _sessionSemaphore = new SemaphoreLight(_initialSessionSemaphoreCount);

            _sessionMock = new Mock<ISession>(MockBehavior.Strict);
            _connectionInfoMock = new Mock<IConnectionInfo>(MockBehavior.Strict);

            _sequence = new MockSequence();
            _sessionMock.InSequence(_sequence).Setup(p => p.ConnectionInfo).Returns(_connectionInfoMock.Object);
            _connectionInfoMock.InSequence(_sequence).Setup(p => p.RetryAttempts).Returns(1);
            _sessionMock.Setup(p => p.SessionSemaphore).Returns(_sessionSemaphore);
            _sessionMock.InSequence(_sequence)
                .Setup(
                    p =>
                        p.SendMessage(
                            It.Is<ChannelOpenMessage>(
                                m =>
                                    m.LocalChannelNumber == _localChannelNumber &&
                                    m.InitialWindowSize == _localWindowSize && m.MaximumPacketSize == _localPacketSize &&
                                    m.Info is SessionChannelOpenInfo)));
            _sessionMock.InSequence(_sequence)
                .Setup(p => p.WaitOnHandle(It.IsNotNull<WaitHandle>()))
                .Callback<WaitHandle>(
                    w =>
                    {
                        _sessionMock.Raise(
                            s => s.ChannelOpenConfirmationReceived += null,
                            new MessageEventArgs<ChannelOpenConfirmationMessage>(
                                new ChannelOpenConfirmationMessage(
                                    _localChannelNumber,
                                    _remoteWindowSize,
                                    _remotePacketSize,
                                    _remoteChannelNumber)));
                        w.WaitOne();
                    });
            _sessionMock.Setup(p => p.IsConnected).Returns(true);
            _sessionMock.InSequence(_sequence)
                .Setup(
                    p => p.TrySendMessage(It.Is<ChannelCloseMessage>(c => c.LocalChannelNumber == _remoteChannelNumber)))
                .Returns(false);

            _channel = new ChannelSession(_sessionMock.Object, _localChannelNumber, _localWindowSize, _localPacketSize);
            _channel.Closed += (sender, args) => _channelClosedRegister.Add(args);
            _channel.Exception += (sender, args) => _channelExceptionRegister.Add(args);
            _channel.Open();

            _sessionMock.Raise(
                p => p.ChannelCloseReceived += null,
                new MessageEventArgs<ChannelCloseMessage>(new ChannelCloseMessage(_localChannelNumber)));
        }

        protected void Arrange()
        {
            var random = new Random();
            _fileName = CreateTemporaryFile(new byte[] {1});
            _connectionInfo = new ConnectionInfo("host", 22, "user", new PasswordAuthenticationMethod("user", "pwd"));
            _fileInfo = new FileInfo(_fileName);
            _path = random.Next().ToString(CultureInfo.InvariantCulture);
            _uploadingRegister = new List<ScpUploadEventArgs>();

            _serviceFactoryMock = new Mock<IServiceFactory>(MockBehavior.Strict);
            _sessionMock = new Mock<ISession>(MockBehavior.Strict);
            _channelSessionMock = new Mock<IChannelSession>(MockBehavior.Strict);
            _pipeStreamMock = new Mock<PipeStream>(MockBehavior.Strict);

            var sequence = new MockSequence();
            _serviceFactoryMock.InSequence(sequence)
                .Setup(p => p.CreateSession(_connectionInfo))
                .Returns(_sessionMock.Object);
            _sessionMock.InSequence(sequence).Setup(p => p.Connect());
            _serviceFactoryMock.InSequence(sequence).Setup(p => p.CreatePipeStream()).Returns(_pipeStreamMock.Object);
            _sessionMock.InSequence(sequence).Setup(p => p.CreateChannelSession()).Returns(_channelSessionMock.Object);
            _channelSessionMock.InSequence(sequence).Setup(p => p.Open());
            _channelSessionMock.InSequence(sequence)
                .Setup(
                    p => p.SendExecRequest(string.Format("scp -t \"{0}\"", _path))).Returns(false);
            _channelSessionMock.InSequence(sequence).Setup(p => p.Dispose());
            _pipeStreamMock.As<IDisposable>().InSequence(sequence).Setup(p => p.Dispose());

            _scpClient = new ScpClient(_connectionInfo, false, _serviceFactoryMock.Object);
            _scpClient.Uploading += (sender, args) => _uploadingRegister.Add(args);
            _scpClient.Connect();
        }

        private void Arrange()
        {
            var random = new Random();
            _localChannelNumber = (uint) random.Next(0, int.MaxValue);
            _localWindowSize = (uint) random.Next(2000, 3000);
            _localPacketSize = (uint) random.Next(1000, 2000);
            _initialSessionSemaphoreCount = random.Next(10, 20);
            _sessionSemaphore = new SemaphoreLight(_initialSessionSemaphoreCount);
            _channelClosedRegister = new List<ChannelEventArgs>();
            _channelExceptionRegister = new List<ExceptionEventArgs>();
            _actualException = null;

            _failureReasonCode = (uint)random.Next(0, int.MaxValue);
            _failureDescription = random.Next().ToString(CultureInfo.InvariantCulture);
            _failureLanguage = random.Next().ToString(CultureInfo.InvariantCulture);

            _sessionMock = new Mock<ISession>(MockBehavior.Strict);
            _connectionInfoMock = new Mock<IConnectionInfo>(MockBehavior.Strict);

            var sequence = new MockSequence();
            _sessionMock.InSequence(sequence).Setup(p => p.ConnectionInfo).Returns(_connectionInfoMock.Object);
            _connectionInfoMock.InSequence(sequence).Setup(p => p.RetryAttempts).Returns(1);
            _sessionMock.Setup(p => p.SessionSemaphore).Returns(_sessionSemaphore);
            _sessionMock.InSequence(sequence)
                .Setup(
                    p =>
                        p.SendMessage(
                            It.Is<ChannelOpenMessage>(
                                m =>
                                    m.LocalChannelNumber == _localChannelNumber &&
                                    m.InitialWindowSize == _localWindowSize && m.MaximumPacketSize == _localPacketSize &&
                                    m.Info is SessionChannelOpenInfo)));
            _sessionMock.InSequence(sequence)
                .Setup(p => p.WaitOnHandle(It.IsNotNull<WaitHandle>()))
                .Callback<WaitHandle>(
                    w =>
                        {
                            _sessionMock.Raise(
                                s => s.ChannelOpenFailureReceived += null,
                                new MessageEventArgs<ChannelOpenFailureMessage>(
                                    new ChannelOpenFailureMessage(
                                        _localChannelNumber,
                                        _failureDescription,
                                        _failureReasonCode,
                                        _failureLanguage
                                        )));
                        w.WaitOne();
                    });
            _sessionMock.InSequence(sequence).Setup(p => p.ConnectionInfo).Returns(_connectionInfoMock.Object);
            _connectionInfoMock.InSequence(sequence).Setup(p => p.RetryAttempts).Returns(1);

            _channel = new ChannelSession(_sessionMock.Object, _localChannelNumber, _localWindowSize, _localPacketSize);
            _channel.Closed += (sender, args) => _channelClosedRegister.Add(args);
            _channel.Exception += (sender, args) => _channelExceptionRegister.Add(args);
        }

        private void Arrange()
        {
            var random = new Random();
            _localChannelNumber = (uint)random.Next(0, int.MaxValue);
            _localWindowSize = (uint)random.Next(0, int.MaxValue);
            _localPacketSize = (uint)random.Next(0, int.MaxValue);
            _remoteChannelNumber = (uint)random.Next(0, int.MaxValue);
            _remoteWindowSize = (uint)random.Next(0, int.MaxValue);
            _remotePacketSize = (uint)random.Next(0, int.MaxValue);
            _closeTimer = new Stopwatch();
            _channelClosedRegister = new List<ChannelEventArgs>();
            _channelExceptionRegister = new List<ExceptionEventArgs>();

            _sessionMock = new Mock<ISession>(MockBehavior.Strict);

            var sequence = new MockSequence();
            _sessionMock.InSequence(sequence).Setup(p => p.IsConnected).Returns(true);
            _sessionMock.InSequence(sequence).Setup(p => p.TrySendMessage(It.Is<ChannelCloseMessage>(c => c.LocalChannelNumber == _remoteChannelNumber))).Returns(true);
            _sessionMock.InSequence(sequence).Setup(p => p.WaitOnHandle(It.IsAny<EventWaitHandle>()))
                .Callback<WaitHandle>(w =>
                    {
                        new Thread(() =>
                            {
                                Thread.Sleep(100);
                                // raise ChannelCloseReceived event to set waithandle for receiving
                                // SSH_MSG_CHANNEL_CLOSE message from server which is waited on after
                                // sending the SSH_MSG_CHANNEL_CLOSE message to the server
                                _sessionMock.Raise(s => s.ChannelCloseReceived += null,
                                    new MessageEventArgs<ChannelCloseMessage>(
                                        new ChannelCloseMessage(_localChannelNumber)));
                            }).Start();
                        _closeTimer.Start();
                        try
                        {
                            w.WaitOne();
                        }
                        finally
                        {
                            _closeTimer.Stop();
                        }
                    });

            _channel = new ChannelStub(_sessionMock.Object, _localChannelNumber, _localWindowSize, _localPacketSize);
            _channel.Closed += (sender, args) => _channelClosedRegister.Add(args);
            _channel.Exception += (sender, args) => _channelExceptionRegister.Add(args);
            _channel.InitializeRemoteChannelInfo(_remoteChannelNumber, _remoteWindowSize, _remotePacketSize);
            _channel.SetIsOpen(true);

            _sessionMock.Raise(
                s => s.ChannelEofReceived += null,
                new MessageEventArgs<ChannelEofMessage>(new ChannelEofMessage(_localChannelNumber)));
        }

        private void Arrange()
        {
            var random = new Random();
            _localChannelNumber = (uint)random.Next(0, int.MaxValue);
            _localWindowSize = (uint)random.Next(0, int.MaxValue);
            _localPacketSize = (uint)random.Next(0, int.MaxValue);
            _remoteChannelNumber = (uint)random.Next(0, int.MaxValue);
            _remoteWindowSize = (uint)random.Next(0, int.MaxValue);
            _remotePacketSize = (uint)random.Next(0, int.MaxValue);
            _channelClosedRegister = new List<ChannelEventArgs>();
            _channelExceptionRegister = new List<ExceptionEventArgs>();
            _channelClosedReceived = new ManualResetEvent(false);

            _sessionMock = new Mock<ISession>(MockBehavior.Strict);

            var sequence = new MockSequence();
            _sessionMock.InSequence(sequence).Setup(p => p.IsConnected).Returns(true);
            _sessionMock.InSequence(sequence).Setup(p => p.TrySendMessage(It.Is<ChannelCloseMessage>(c => c.LocalChannelNumber == _remoteChannelNumber))).Returns(true);
            _sessionMock.InSequence(sequence).Setup(p => p.WaitOnHandle(It.IsAny<EventWaitHandle>()))
                .Callback<WaitHandle>(w =>
                    {
                        new Thread(() =>
                            {
                                Thread.Sleep(100);
                                // signal that the ChannelCloseMessage was received; we use this to verify whether we've actually
                                // waited on the EventWaitHandle to be set
                                _channelClosedReceived.Set();
                                // raise ChannelCloseReceived event to set waithandle for receiving
                                // SSH_MSG_CHANNEL_CLOSE message from server which is waited on after
                                // sending the SSH_MSG_CHANNEL_CLOSE message to the server
                                // 
                                // we're mocking the wait on the ChannelCloseMessage, but we still want
                                // to get the channel in the state that it would have after actually receiving
                                // the ChannelCloseMessage
                                _sessionMock.Raise(s => s.ChannelCloseReceived += null, new MessageEventArgs<ChannelCloseMessage>(new ChannelCloseMessage(_localChannelNumber)));
                            }).Start();
                        w.WaitOne();
                    });

            _channel = new ChannelStub(_sessionMock.Object, _localChannelNumber, _localWindowSize, _localPacketSize);
            _channel.Closed += (sender, args) => _channelClosedRegister.Add(args);
            _channel.Exception += (sender, args) => _channelExceptionRegister.Add(args);
            _channel.InitializeRemoteChannelInfo(_remoteChannelNumber, _remoteWindowSize, _remotePacketSize);
            _channel.SetIsOpen(true);

            _sessionMock.Raise(
                s => s.ChannelEofReceived += null,
                new MessageEventArgs<ChannelEofMessage>(new ChannelEofMessage(_localChannelNumber)));
        }

		public void SameMockRightSequenceConsecutiveInvocationsWithSameArguments()
		{
			var a = new Mock<IFoo>(MockBehavior.Strict);

			var sequence = new MockSequence();
			a.InSequence(sequence).Setup(x => x.Do(100)).Returns(101);
			a.InSequence(sequence).Setup(x => x.Do(100)).Returns(102);
			a.InSequence(sequence).Setup(x => x.Do(200)).Returns(201);
			a.InSequence(sequence).Setup(x => x.Do(100)).Returns(103);

			Assert.Equal(101, a.Object.Do(100));
			Assert.Equal(102, a.Object.Do(100));
			Assert.Equal(201, a.Object.Do(200));
			Assert.Equal(103, a.Object.Do(100));
		}

        public void EvaluateShouldWorkCorrectly()
        {
            const int expectedResult1 = 30;
            const int expectedResult = 90;
            const string token1 = "+";
            const string token2 = "*";

            // Here you can test the internal algorithm and expected behavior
            // up to the way that methods should be called in the expected order
            // on mocks.
            // Though - be very careful. As you can see the test setup may grow
            // very quickly which implies that future maintenance may be very difficult.
            var sequence = new MockSequence();

            var factory = new Mock<IOperationFactory>(MockBehavior.Strict);
            var operation1 = new Mock<IOperation>(MockBehavior.Strict);
            var operation2 = new Mock<IOperation>(MockBehavior.Strict);

            factory.InSequence(sequence).Setup(f => f.Create(token2)).Returns(operation2.Object).Verifiable();
            factory.InSequence(sequence).Setup(f => f.Create(token1)).Returns(operation1.Object).Verifiable();

            operation1.InSequence(sequence).Setup(o => o.Evaluate(10, 10)).Returns(expectedResult1).Verifiable();
            operation2.InSequence(sequence).Setup(o => o.Evaluate(expectedResult1, 30)).Returns(expectedResult).Verifiable();

            var calculator = new Calculator(factory.Object);

            var expression = new[] { "10", token1, "10", token2, "30" };

            Assert.AreEqual(expectedResult, calculator.Evaluate(expression));

            factory.VerifyAll();
            operation1.VerifyAll();
            operation2.VerifyAll();
        }