public static int ClientTest(string modbusAddress, int port, bool debug)
{
const int sizeMapping = 500;
int LOOP = 100;
// int SERVER_ID = 17;
int ADDRESS_START = 0;
int ADDRESS_END = 99;
int nb;
int nb_fail;
int nb_loop;
int addr;
int rc;
Random rnd=new Random();
bool[] bitValues=new bool[sizeMapping];
ushort[] shortValues=new ushort[sizeMapping];
// Modbus Initialization
ModbusCore core = new ModbusCore(modbusAddress, port);
core.Debug=debug;
core.SetResponseTimeout (20000000);
core.Connect();
if (core.MappingNew(sizeMapping,sizeMapping,sizeMapping,sizeMapping)) {
Console.WriteLine("Failed to allocate the mapping.");
return -1;
}
nb_loop = nb_fail = 0;
// Loop on all test cycle
while (nb_loop++ < LOOP) {
Thread.Sleep (1);
Console.WriteLine ("Step (" + nb_loop + ")");
// Loop on all address
for (addr = ADDRESS_START; addr <= ADDRESS_END; ++addr) {
int i;
nb = ADDRESS_END - addr;
// Random numbers (short)
for (i=0; i<nb; ++i) {
shortValues[i]=(ushort)rnd.Next(0xffff);
core.RegisterRWUnsigned[i] = (ushort)shortValues[i];
bitValues[i]=(bool)((shortValues[i] % 2) != 0);
core.BitsRW[i] = bitValues[i];
}
// WRITE BIT
bool oldBits = core.BitsRW [addr];
rc = core.BitsRWWrite(addr);
if (rc != 1) {
Console.WriteLine(string.Format("ERROR modbus_write_bit {0}", rc));
Console.WriteLine(string.Format("Address = {0}, value = {1}\n", addr, core.BitsRW[i]));
++nb_fail;
} else {
core.BitsRWRead(addr);
if (rc != 1 || oldBits != core.BitsRW[addr] ) {
Console.WriteLine(string.Format("ERROR modbus_read_bits single ({0})", rc));
Console.WriteLine(string.Format("address = {0}", addr));
++nb_fail;
}
}
// MULTIPLE BITS
rc = core.BitsRWWrite(addr,nb);
if (rc != nb) {
Console.WriteLine(string.Format("ERROR modbus_write_bits ({0})", rc));
Console.WriteLine(string.Format("Address = {0}, nb = {1}", addr, nb));
++nb_fail;
} else {
rc = core.BitsRWRead(addr, nb);
if (rc != nb) {
Console.WriteLine("ERROR modbus_read_bits");
Console.WriteLine(string.Format("Address = {0}, nb = {1}", addr, nb));
++nb_fail;
} else {
for (i=0; i<nb; ++i) {
if (core.BitsRW[i] != bitValues[i]) {
Console.WriteLine("ERROR modbus_read_bits");
Console.WriteLine("Address = {0}, offset = {3}, value {1} (0x{1:X2}) != {2} (0x{2:X2})",
addr, core.BitsRW[i], bitValues[i],i);
++nb_fail;
}
}
}
}
// SINGLE REGISTER
rc = core.DirectWriteRegisterRW(addr, core.RegisterRWUnsigned[addr]);
if (rc != 1) {
Console.WriteLine(string.Format("ERROR modbus_write_register ({0})", rc));
Console.WriteLine(string.Format("Address = {0}, value = {1} (0x{1:X2})",
addr, core.RegisterRWSigned[0]));
++nb_fail;
} else {
core.RegisterRWUnsigned[addr] = 0;
rc = core.RegistersRWRead(addr);
if (rc != 1) {
Console.WriteLine(string.Format("ERROR modbus_read_registers single ({0})", rc));
Console.WriteLine(string.Format("Address = {0}", addr));
++nb_fail;
} else {
if (core.RegisterRWUnsigned [addr] != shortValues[addr]) {
Console.WriteLine("ERROR modbus_read_registers single");
Console.WriteLine(string.Format("Address = {0}, value = {1} (0x{1:X2}) != {2} (0x{2:X2})",
addr, core.RegisterRWUnsigned [addr], shortValues[addr]));
++nb_fail;
}
}
}
// MULTIPLE REGISTERS
rc = core.RegistersRWWrite(addr, nb);
if (rc != nb) {
Console.WriteLine(string.Format("ERROR modbus_write_registers ({0})", rc));
Console.WriteLine(string.Format("Address = {0}, nb = {1}", addr, nb));
++nb_fail;
} else {
for (i=0; i<nb; ++i) core.RegisterRWUnsigned [i] = 0;
rc = core.RegistersRWRead(addr, nb);
if (rc != nb) {
Console.WriteLine(string.Format("ERROR modbus_read_registers ({0})", rc));
Console.WriteLine(string.Format("Address = {0}, nb = {1}", addr, nb));
++nb_fail;
} else {
for (i=0; i<nb; ++i) {
if (core.RegisterRWUnsigned [addr+i] != shortValues[addr+i]) {
Console.WriteLine("ERROR modbus_read_registers");
Console.WriteLine(string.Format("Address = {0}, value {1} (0x{1:X2}) != {2} (0x{2:X2})",
addr, core.RegisterRWUnsigned [addr+i], shortValues[addr+i]));
++nb_fail;
}
}
}
}
// R/W MULTIPLE REGISTERS
rc = core.RegistersRWWriteAndRead (addr, nb, addr, nb);
if (rc != nb) {
Console.WriteLine(string.Format("ERROR modbus_read_and_write_registers ({0})", rc));
Console.WriteLine(string.Format("Address = {0}, nb = {1}", addr, nb));
++nb_fail;
} else {
for (i=0; i<nb; ++i) core.RegisterRWUnsigned [i] = 0;
rc = core.RegistersRWRead(addr, nb);
if (rc != nb) {
Console.WriteLine(string.Format("ERROR modbus_read_registers ({0})", rc));
Console.WriteLine(string.Format("Address = {0}, nb = {1}\n", addr, nb));
++nb_fail;
} else {
for (i=0; i<nb; ++i) {
if (shortValues[addr+i] != core.RegisterRWUnsigned [addr+i]) {
Console.WriteLine("ERROR modbus_read_and_write_registers READ");
Console.WriteLine(string.Format("Address = {0}, value {1} (0x{1:X2}) != {2} (0x{2:X2})\n",
addr, core.RegisterInputUnsigned[addr+i], core.RegisterRWUnsigned [addr+i]));
++nb_fail;
}
}
}
}
}
}
Console.Write("Test: ");
if (nb_fail>0)
Console.WriteLine(string.Format("{0} FAILS\n", nb_fail));
else
Console.WriteLine("SUCCESS");
core.MappingDispose();
core.Close();
core.Dispose();
return 0;
}