public void ReadToResetWithOverflow()
{
using (SerialPortStream src = new SerialPortStream(SourcePort, 115200, 8, Parity.None, StopBits.One))
using (SerialPortStream dst = new SerialPortStream(DestPort, 115200, 8, Parity.None, StopBits.One)) {
src.WriteTimeout = TimeOut; src.ReadTimeout = TimeOut;
dst.WriteTimeout = TimeOut; dst.ReadTimeout = TimeOut;
src.Open(); Assert.That(src.IsOpen, Is.True);
dst.Open(); Assert.That(dst.IsOpen, Is.True);
byte[] writeData = new byte[2048];
for (int i = 0; i < writeData.Length; i++)
{
writeData[i] = (byte)((i % 26) + 0x41);
}
// We write 2048 bytes that starts with A..Z repeated.
// Position 0 = A
// Position 1023 = J
// To read a line, it parses the 2048 characters, not finding a new line. Then we read a character and
// we expect to get 'A'.
src.Write(writeData, 0, writeData.Length);
Assert.That(() => { dst.ReadLine(); }, Throws.Exception.TypeOf <TimeoutException>());
Assert.That(dst.ReadChar(), Is.EqualTo((int)'A'));
}
}
public void ReadSingleCharUtf32()
{
using (SerialPortStream dst = new SerialPortStream(DestPort, 115200, 8, Parity.None, StopBits.One))
using (SerialPortStream src = new SerialPortStream(SourcePort, 115200, 8, Parity.None, StopBits.One)) {
src.WriteTimeout = TimeOut; src.ReadTimeout = TimeOut;
dst.WriteTimeout = TimeOut; dst.ReadTimeout = TimeOut;
src.Open(); Assert.That(src.IsOpen, Is.True);
dst.Open(); Assert.That(dst.IsOpen, Is.True);
byte[] send = new byte[] { 0xF3, 0xA0, 0x82, 0x84 };
src.Write(send, 0, send.Length);
Assert.That(dst.ReadChar(), Is.EqualTo(0xDB40));
Assert.That(dst.ReadChar(), Is.EqualTo(0xDC84));
Assert.That(dst.ReadChar(), Is.EqualTo(-1));
}
}
public void DisconnectOnReadCharBlockedReadAgain()
{
using (SerialPortStream serialSource = new SerialPortStream(SourcePort, 115200, 8, Parity.None, StopBits.One)) {
serialSource.Open();
int c = serialSource.ReadChar();
Console.WriteLine("{0} char read", c);
Assert.That(
() => {
c = serialSource.ReadChar();
Console.WriteLine("{0} char read again", c);
}, Throws.InstanceOf <System.IO.IOException>());
// Device should still be open.
Assert.That(serialSource.IsOpen, Is.True);
serialSource.Close();
}
}
public void ReadToWithMbcs()
{
using (SerialPortStream src = new SerialPortStream(SourcePort, 115200, 8, Parity.None, StopBits.One))
using (SerialPortStream dst = new SerialPortStream(DestPort, 115200, 8, Parity.None, StopBits.One)) {
src.WriteTimeout = TimeOut; src.ReadTimeout = TimeOut;
dst.WriteTimeout = TimeOut; dst.ReadTimeout = TimeOut;
src.Open(); Assert.That(src.IsOpen, Is.True);
dst.Open(); Assert.That(dst.IsOpen, Is.True);
src.Write(new byte[] { 0x61, 0xE2, 0x82, 0xAC, 0x40, 0x41 }, 0, 6);
Assert.That(dst.ReadChar(), Is.EqualTo((int)'a'));
Assert.That(dst.ReadByte(), Is.EqualTo((0xE2)));
Assert.That(dst.ReadChar(), Is.EqualTo((int)'�'));
Assert.That(dst.ReadChar(), Is.EqualTo((int)'�'));
Assert.That(dst.ReadChar(), Is.EqualTo((int)'@'));
Assert.That(dst.ReadChar(), Is.EqualTo((int)'A'));
}
}
public void ReadSingleChar()
{
using (SerialPortStream dst = new SerialPortStream(DestPort, 115200, 8, Parity.None, StopBits.One))
using (SerialPortStream src = new SerialPortStream(SourcePort, 115200, 8, Parity.None, StopBits.One)) {
src.WriteTimeout = 2 * TimeOut + 500; src.ReadTimeout = 2 * TimeOut + 500;
dst.WriteTimeout = 2 * TimeOut + 500; dst.ReadTimeout = 2 * TimeOut + 500;
src.Open(); Assert.That(src.IsOpen, Is.True);
dst.Open(); Assert.That(dst.IsOpen, Is.True);
byte[] send = new byte[] { 0x65, 0x66, 0x67 };
src.Write(send, 0, send.Length);
Thread.Sleep(TimeOut + 500);
Assert.That(dst.ReadChar(), Is.EqualTo((int)'e'));
Assert.That(dst.ReadChar(), Is.EqualTo((int)'f'));
Assert.That(dst.ReadChar(), Is.EqualTo((int)'g'));
}
}
public void DisconnectOnReadCharBlocked()
{
using (SerialPortStream serialSource = new SerialPortStream(SourcePort, 115200, 8, Parity.None, StopBits.One)) {
serialSource.Open();
int c = serialSource.ReadChar();
Console.WriteLine("{0} char read", c);
// Device should still be open.
Assert.That(serialSource.IsOpen, Is.True);
serialSource.Close();
}
}
static void Main(String[] args)
{
using (var serialPort = new SerialPortStream("COM1"))
{
serialPort.OpenDirect();
while (serialPort.IsOpen)
{
var ch = (Char)serialPort.ReadChar();
Console.Write(ch);
}
}
}
public void ReadToResetWithMbcs3()
{
using (SerialPortStream src = new SerialPortStream(SourcePort, 115200, 8, Parity.None, StopBits.One))
using (SerialPortStream dst = new SerialPortStream(DestPort, 115200, 8, Parity.None, StopBits.One)) {
src.WriteTimeout = TimeOut; src.ReadTimeout = TimeOut;
dst.WriteTimeout = TimeOut; dst.ReadTimeout = TimeOut;
src.Open(); Assert.That(src.IsOpen, Is.True);
dst.Open(); Assert.That(dst.IsOpen, Is.True);
src.Write(new byte[] { 0xE2, 0x82, 0xAC, 0x40, 0x41, 0x62 }, 0, 6);
Assert.That(() => { dst.ReadLine(); }, Throws.Exception.TypeOf <TimeoutException>());
Assert.That(dst.ReadChar(), Is.EqualTo((int)'€'));
Assert.That(dst.ReadByte(), Is.EqualTo(0x40));
Assert.That(dst.ReadExisting(), Is.EqualTo("Ab"));
}
}
