public void NModbusAsciiMaster_ReadTimeout()
{
SerialPort port = ModbusMasterFixture.CreateAndOpenSerialPort(ModbusMasterFixture.DefaultMasterSerialPortName);
using IModbusSerialMaster master = ModbusSerialMaster.CreateAscii(port);
master.Transport.ReadTimeout = master.Transport.WriteTimeout = 1000;
Assert.Throws <TimeoutException>(() => master.ReadCoils(100, 1, 1));
}
public void NModbusRtuMaster_ReadTimeout()
{
SerialPort port = ModbusMasterFixture.CreateAndOpenSerialPort(ModbusMasterFixture.DefaultMasterSerialPortName);
using ModbusSerialMaster? master = ModbusSerialMaster.CreateRtu(port);
master.Transport.ReadTimeout = master.Transport.WriteTimeout = 1000;
master.ReadCoils(100, 1, 1);
}
public void NModbusSerialRtuSlave_BonusCharacter_VerifyTimeout()
{
SerialPort masterPort = ModbusMasterFixture.CreateAndOpenSerialPort(ModbusMasterFixture.DefaultMasterSerialPortName);
SerialPort slavePort = ModbusMasterFixture.CreateAndOpenSerialPort(ModbusMasterFixture.DefaultSlaveSerialPortName);
using ModbusSerialMaster? master = ModbusSerialMaster.CreateRtu(masterPort);
using ModbusSerialSlave? slave = ModbusSerialSlave.CreateRtu(1, slavePort);
master.Transport.ReadTimeout = master.Transport.WriteTimeout = 1000;
slave.DataStore = DataStoreFactory.CreateTestDataStore();
Thread slaveThread = new(async() => await slave.ListenAsync());
slaveThread.IsBackground = true;
slaveThread.Start();
// assert successful communication
Assert.Equal(new bool[] { false, true }, master.ReadCoils(1, 1, 2));
// write "bonus" character
masterPort.Write("*");
// assert successful communication
Assert.Equal(new bool[] { false, true }, master.ReadCoils(1, 1, 2));
}
