static void Main(string[] args)
{
double FreqStart = 1000000000;
double FreqStop = 2000000000;
var vi = new MessageSession(null).WithErrorsCheck();
try
{
// Reset the analyzer to instrument preset
vi.Print("SYSTem:FPRESET");
// Create S11 measurement
vi.Print("CALCulate1:PARameter:DEFine:EXT 'My_S11',S11");
// Turn on Window #1
vi.Print("DISPlay:WINDow1:STATe {0}", true);
// Put a trace (Trace #1) into Window #1 and 'feed' it from the measurement
vi.Print("DISPlay:WINDow1:TRACe1:FEED 'My_S11'");
// Setup the channel for single sweep trigger
vi.WithTimeout(1000).Query <int>("INITiate1:CONTinuous OFF;*OPC?");
vi.Print("SENSe1:SWEep:TRIGger:POINt OFF");
// Set channel parameters
vi.Print("SENSe1:SWEep:POINts {0}", 11);
vi.Print("SENSe1:FREQuency:STARt {0}", FreqStart);
vi.Print("SENSe1:FREQuency:STOP {1}", FreqStop);
// Send a trigger to initiate a single sweep
vi.WithTimeout(1000).Query <int>("INITiate1;*OPC?");
// Must select the measurement before we can read the data
vi.Print("CALCulate1:PARameter:SELect 'My_S11'");
// Read the measurement data into the "result" string variable
vi.Print("FORMat ASCII");
var data = vi.Query <double[]>("CALCulate1:DATA? FDATA");
}
catch (ScpiErrorException e)
{
System.Console.WriteLine("SCPI error occured for command \"{0}\": {1}", e.Context, e.Message);
}
}
public void TestFormatString()
{
var parameters = new List <string>();
var mock = new VisaviTest.VisaSessionMock();
var responses = new Queue <string>(new string[] { "any string", "+0, No error" });
mock.FormattedIO.Setup(x => x.WriteLine(It.IsAny <string>())).Callback <string>(param => parameters.Add(param));
var session = new MessageSession(mock.Session);
session.Print(":SOUR1:TRAC:DATA {0}; :OUTP {1}; VALUE {2}", new double[] { 0.5, 0.1, 7 }, true, 5);
Assert.That(parameters, Is.EqualTo(new[] { ":SOUR1:TRAC:DATA 0.5,0.1,7; :OUTP 1; VALUE 5" }));
Assert.Pass();
}
public void TestPrintReadArrayGeneric()
{
var mock = new VisaviTest.VisaSessionMock();
var responses = new Queue <string>(new string[] { "5.5,3.1, 1.64", "+0, No error" });
mock.FormattedIO.Setup(x => x.ReadLine()).Returns(responses.Dequeue);
var session = new MessageSession(mock.Session);
session.Print("LIST?");
var array = session.Read <double[]>();
Assert.AreEqual(array, new double[] { 5.5, 3.1, 1.64 });
Assert.Pass();
}
public void TestLog()
{
var mock = new VisaviTest.VisaSessionMock();
var responses = new Queue <string>(new string[] { "-123, Error message" });
mock.FormattedIO.Setup(x => x.ReadLine()).Returns(responses.Dequeue);
mock.MessageBasedSession.Setup(x => x.ResourceName).Returns("TCPIP::instrument::INSTR");
var session = new MessageSession(mock.Session).WithErrorsCheck().Log(LogHandler);
var exception = Assert.Catch <ScpiErrorException>(() => session.Print("FREQ {0}", 100), "Error message");
Assert.AreEqual(-123, exception.HResult);
Assert.AreEqual("FREQ 100", exception.Context);
Assert.Pass();
}
public void TestErrorException()
{
var mock = new VisaviTest.VisaSessionMock();
var responses = new Queue <string>(new string[] { "-321, Error message" });
mock.FormattedIO.Setup(x => x.ReadLine()).Returns(responses.Dequeue);
var session = new MessageSession(mock.Session).WithResourceName("ANALYZER").WithErrorsCheck();
var exception = Assert.Catch <ScpiErrorException>(() => session.Print("POW {0}", 10), "Error message");
Assert.AreEqual(-321, exception.HResult);
Assert.AreEqual("POW 10", exception.Context);
Assert.AreEqual("ANALYZER", exception.ResourceName);
var stackTrace = exception.StackTrace;
Assert.IsNotNull(stackTrace);
Assert.IsTrue(stackTrace.Contains(nameof(TestErrorException)));
Assert.IsFalse(stackTrace.Contains(nameof(MessageSessionContext)));
Assert.Pass();
}
