public void CreatePlcS7AccessInvalidIpTest()
{
String badIp = "0.0.0.0";
IPlcDataAccess s7Access = new PlcS7Access(badIp, PORT_PLC, RACK_PLC, SLOT_PLC,
TIMEOUT_PLC);
}
public void CreatePlcS7AccessTest()
{
IPlcDataAccess s7Access = new PlcS7Access(IP_PLC, PORT_PLC, RACK_PLC, SLOT_PLC,
TIMEOUT_PLC);
Assert.AreEqual(PlcConnectionState.Disconnect, s7Access.State);
}
public void DisconnectPlcS7AccessTest()
{
IPlcDataAccess s7Access = new PlcS7Access(IP_PLC, PORT_PLC, RACK_PLC, SLOT_PLC, TIMEOUT_PLC);
if (s7Access.State == PlcConnectionState.Disconnect)
{
s7Access.Connect();
}
else
{
Assert.Fail("S7Access not initialize");
}
if (s7Access.State == PlcConnectionState.Error)
{
Assert.Fail("S7Access not connect");
}
s7Access.Disconnect();
Assert.AreEqual(PlcConnectionState.Disconnect, s7Access.State);
}
public void InitS7Access()
{
_s7Access = new PlcS7Access(IP_PLC, PORT_PLC, RACK_PLC, SLOT_PLC, TIMEOUT_PLC);
}
public void CreatePlcAccessInvalidSlotTest()
{
Int32 badSlot = 9;
IPlcDataAccess s7Access = new PlcS7Access(IP_PLC, PORT_PLC, RACK_PLC, badSlot,
TIMEOUT_PLC);
}
public void CreatePlcS7AccessInvalidRackTest()
{
Int32 badRack = 1;
IPlcDataAccess s7Access = new PlcS7Access(IP_PLC, PORT_PLC, badRack, SLOT_PLC,
TIMEOUT_PLC);
}
public void GetDateTimeS7Access()
{
Int32 blockNum = 30;
Int32 addressByte = 18;
IPlcDataAccess s7Access = new PlcS7Access(IP_PLC, PORT_PLC, RACK_PLC, SLOT_PLC, TIMEOUT_PLC);
if (s7Access == null)
{
Assert.Fail("s7Access not initialize");
}
s7Access.Connect();
DateTime res = DateTime.MinValue;
if (s7Access.State == PlcConnectionState.Connect)
{
try
{
res = s7Access.GetDateTime(MemoryTypes.DataBlock, blockNum, addressByte);
}
catch (Exception ex)
{
Assert.Fail(ex.Message);
}
finally
{
s7Access.Disconnect();
}
}
DateTime expt = new DateTime(2016, 1, 12, 11, 22, 00);
Assert.AreEqual(expt, res);
}
public void GetSingleS7AccessTest()
{
Int32 blockNum = 30;
Int32 addressByte = 14;
IPlcDataAccess s7Access = new PlcS7Access(IP_PLC, PORT_PLC, RACK_PLC, SLOT_PLC, TIMEOUT_PLC);
if (s7Access == null)
{
Assert.Fail("s7Access not initialize");
}
s7Access.Connect();
Single res = 0;
if (s7Access.State == PlcConnectionState.Connect)
{
try
{
res = s7Access.GetFloat(MemoryTypes.DataBlock, blockNum, addressByte);
}
catch (Exception ex)
{
Assert.Fail(ex.Message);
}
finally
{
s7Access.Disconnect();
}
}
Single expt = 3.1415f;
Assert.AreEqual(expt, res);
}
public void CreatePlcS7AccessInvalidPortTest()
{
Int32 badPort = -1;
IPlcDataAccess s7Access = new PlcS7Access(IP_PLC, badPort, RACK_PLC, SLOT_PLC,
TIMEOUT_PLC);
}
public void GetFalseBitS7AccessTest()
{
Int32 blockNum = 30;
Int32 addressByte = 0;
Int32 addressBit = 1;
IPlcDataAccess s7Access = new PlcS7Access(IP_PLC, PORT_PLC, RACK_PLC, SLOT_PLC, TIMEOUT_PLC);
if (s7Access == null)
{
Assert.Fail("s7Access not initialize");
}
s7Access.Connect();
Boolean res = true;
if (s7Access.State == PlcConnectionState.Connect)
{
try
{
res = s7Access.GetBit(MemoryTypes.DataBlock, blockNum, addressByte, addressBit);
}
catch (Exception ex)
{
Assert.Fail(ex.Message);
}
finally
{
s7Access.Disconnect();
}
}
Assert.IsFalse(res);
}
public void DisconnectPlcS7AccessDisconnectStateTest()
{
IPlcDataAccess s7Access = new PlcS7Access(IP_PLC, PORT_PLC, RACK_PLC, SLOT_PLC, TIMEOUT_PLC);
s7Access.Disconnect();
}