public List <T> sendReadMessage <T>(ModbusTCPReadMessage <T> message)
{
List <T> returnVal = new List <T>();
switch (message.functionCode)
{
case ModbusTCPReadMessage <T> .FunctionCode.ReadCoils:
log("Read coils from " + message.startReg + ", register count " + message.length);
returnVal = _connector.ReadCoils(message.startReg, message.length).Cast <T>().ToList();
break;
case ModbusTCPReadMessage <T> .FunctionCode.ReadDiscreteInputs:
log("Read discrete inputs from " + message.startReg + ", register count " + message.length);
returnVal = _connector.ReadDiscreteInputs(message.startReg, message.length).Cast <T>().ToList();
break;
case ModbusTCPReadMessage <T> .FunctionCode.ReadHoldingRegisters:
log("Read holding registers from " + message.startReg + ", register count " + message.length);
returnVal = _connector.ReadHoldingRegisters(message.startReg, message.length).Cast <T>().ToList();
break;
case ModbusTCPReadMessage <T> .FunctionCode.ReadInputRegisters:
log("Read input registers from " + message.startReg + ", register count " + message.length);
returnVal = _connector.ReadInputRegisters(message.startReg, message.length).Cast <T>().ToList();
break;
default:
throw new Exception("Unknown read function code: " + message.functionCode.ToString());
log("Unknown read function code: " + message.functionCode.ToString());
}
log("Message response " + returnVal.ToString());
return(returnVal);
}
public void sendReadMessage_Coils_readCoil()
{
var slaveConnector = new Moq.Mock <ITCPSlaveConnector>();
slave = new TCPSlave(slaveConnector.Object);
ModbusTCPReadMessage <bool> message = new ModbusTCPReadMessage <bool>()
{
functionCode = ModbusTCPReadMessage <bool> .FunctionCode.ReadCoils,
startReg = 30,
length = 40,
};
slave.sendReadMessage <bool>(message);
//verify the correct send Message is called
slaveConnector.Verify(s => s.ReadCoils(message.startReg, (message.length)), Moq.Times.Once);
}
public void sendReadMessage_InputRegisters_readInputRegisters()
{
var slaveConnector = new Moq.Mock <ITCPSlaveConnector>();
slave = new TCPSlave(slaveConnector.Object);
ModbusTCPReadMessage <int> message = new ModbusTCPReadMessage <int>()
{
functionCode = ModbusTCPReadMessage <int> .FunctionCode.ReadInputRegisters,
startReg = 30,
length = 40,
};
slave.sendReadMessage <int>(message);
//verify the correct send Message is called
slaveConnector.Verify(s => s.ReadInputRegisters(message.startReg, (message.length)));
}
