public void WhenCreateCommandWithInput_ThenReceiveExpectedResult(string placeCommandInput, bool expectedValidCommand)
        {
            var command = Factory.Create(placeCommandInput, Robot);

            if (!expectedValidCommand)
            {
                command.Should().BeNull();
            }
            else
            {
                command.Should().NotBeNull();
            }
        }
Example #2
0
        static void Main(string[] args)
        {
            // for number conversion
            Thread.CurrentThread.CurrentCulture   = System.Globalization.CultureInfo.InvariantCulture;
            Thread.CurrentThread.CurrentUICulture = System.Globalization.CultureInfo.InstalledUICulture;

            ButtonEvents buttons = new ButtonEvents();
            TcpListener  server  = null;
            TcpClient    client  = null;
            bool         run     = true;

            buttons.EscapePressed += () =>
            {
                if (server != null)
                {
                    server.Stop();
                }
                if (client != null)
                {
                    client.Close();
                }

                run = false;
            };

            LcdConsole.WriteLine("EV3Scanner 3.0");

            float mainRatio      = 1.667f;
            float secondaryRatio = 3.0f;
            float handRatio      = 1f;

#if DUMPLOGS
            StringBuilder logs = new StringBuilder();
#endif
            // stop here
            if (!run)
            {
                return;
            }

            // main loop
            LcdConsole.WriteLine("Starting...");

            try
            {
                using (IRobot robot = new ScannerRobot()
                {
                })
                {
                    // apply settings
                    robot.RatioSettings[RobotSetup.XPort]   = mainRatio;
                    robot.RatioSettings[RobotSetup.YPort]   = secondaryRatio;
                    robot.RatioSettings[RobotSetup.PenPort] = handRatio;

                    // printer
                    // robot.SpeedSettings[RobotSetup.XPort] = 64;
                    // robot.SpeedSettings[RobotSetup.YPort] = 113; // adjust Y motor speed as X motor produces almost twice as much speed (0.56)
                    // robot.SpeedSettings[RobotSetup.PenPort] = 127;

                    // scanner
                    robot.SpeedSettings[RobotSetup.XPort]   = 16;
                    robot.SpeedSettings[RobotSetup.YPort]   = 113; // adjust Y motor speed as X motor produces almost twice as much speed (0.56)
                    robot.SpeedSettings[RobotSetup.PenPort] = 127;

                    // calibrate robot
                    LcdConsole.WriteLine("Calibrating...");
                    robot.Calibrate(() => { return(!run); });

                    // Set the TcpListener on port 13000.
                    Int32 port = 13000;

                    // TcpListener server = new TcpListener(port);
                    server = new TcpListener(IPAddress.Any, port);

                    // Start listening for client requests.
                    server.Start();

                    // Buffer for reading data
                    Byte[] bytes = new Byte[256];

                    // Enter the listening loop.
                    while (run)
                    {
                        LcdConsole.WriteLine("Waiting for a connection... ");

                        // blinking green
                        Buttons.LedPattern(4);

                        // Perform a blocking call to accept requests.
                        // You could also user server.AcceptSocket() here.
                        client = server.AcceptTcpClient();
                        LcdConsole.WriteLine("Connected!");

                        // turn off
                        Buttons.LedPattern(0);

                        // Get a stream object for reading and writing
                        NetworkStream stream = client.GetStream();

                        // if robot is sending data, publish to network channel
                        EventHandler <DataEventArgs> dataCB = (o, e) => {
                            try
                            {
                                byte[] msg = System.Text.Encoding.ASCII.GetBytes(e.Data);
                                stream.Write(msg, 0, msg.Length);
                            }
                            catch (IOException)
                            {
                                // disconnected
                                robot.Off();
                            }
                        };

                        robot.OnData += dataCB;

#if DUMPLOGS
                        // DEBUG
                        byte[] logBuffer = Encoding.ASCII.GetBytes(logs.ToString());
                        client.GetStream().Write(logBuffer, 0, logBuffer.Length);
#endif
                        try
                        {
                            string data = null;

                            int    read;
                            string message = "";
                            // Loop to receive all the data sent by the client.
                            while (run && (read = stream.Read(bytes, 0, bytes.Length)) != 0)
                            {
                                // Translate data bytes to a ASCII string.
                                data = System.Text.Encoding.ASCII.GetString(bytes, 0, read);
                                for (int i = 0; i < read; i++)
                                {
                                    char c = data[i];
                                    if (c != '\0')
                                    {
                                        message += c;
                                    }
                                    else
                                    {
                                        // get message type
                                        IRobotCommand command = RobotCommandFactory.Create(message);
                                        if (command != null)
                                        {
                                            robot.Queue(command);
                                        }
                                        //
                                        message = "";
                                    }
                                }
                            }
                        }
                        catch (IOException)
                        {
                            LcdConsole.Clear();
                            LcdConsole.WriteLine("Disconnected!");

                            // stop sending data
                            robot.OnData -= dataCB;
                        }
                    }
                }
            }
            catch (Exception ex)
            {
                /*
                 #if DEBUG
                 * // Set the TcpListener on port 13000.
                 * int port = 13000;
                 *
                 * // TcpListener server = new TcpListener(port);
                 * TcpListener debugServer = new TcpListener(IPAddress.Any, port);
                 *
                 * // Start listening for client requests.
                 * debugServer.Start();
                 *
                 * LcdConsole.WriteLine("Wait debugger");
                 *
                 * // Perform a blocking call to accept requests.
                 * // You could also user server.AcceptSocket() here.
                 * using (TcpClient debugClient = debugServer.AcceptTcpClient())
                 * {
                 *  // Get a stream object for reading and writing
                 *  NetworkStream stream = debugClient.GetStream();
                 *
                 *  foreach (String it in Assembly.GetExecutingAssembly().GetManifestResourceNames())
                 *  {
                 *      byte[] msg = System.Text.Encoding.ASCII.GetBytes(it + "\n");
                 *      // Send back a response.
                 *      stream.Write(msg, 0, msg.Length);
                 *  }
                 *
                 *  while (ex != null)
                 *  {
                 *      byte[] msg = System.Text.Encoding.ASCII.GetBytes(ex.Message + "\n");
                 *      // Send back a response.
                 *      stream.Write(msg, 0, msg.Length);
                 *
                 *      msg = System.Text.Encoding.ASCII.GetBytes(ex.StackTrace + "\n");
                 *      // Send back a response.
                 *      stream.Write(msg, 0, msg.Length);
                 *      ex = ex.InnerException;
                 *  }
                 * }
                 *
                 * // Stop listening for new clients.
                 * debugServer.Stop();
                 #else
                 * throw;
                 #endif
                 */
                throw;
            }
            finally
            {
                // Stop listening for new clients.
                server.Stop();
            }
        }