private void generationWorker_DoWork(object sender, DoWorkEventArgs e)
{
try
{
this.Exception = null;
isRunning = false;
fm = e.Argument as StepFaultModel;
ExecutionInstance currentTestProject = fm.ExecutionInstance;
string message = null;
fm.ExecutionEngine.AcquireProcess();
// Sets up the environment of the execution engine
fm.ExecutionInstance = currentTestProject;
fm.SetUpEnvironment();
passedDuration = 0.0;
estimatedDuration = fm.GetEstimatedDuration("RandomExploration").TotalMilliseconds;
aTimer = new System.Timers.Timer(100);
aTimer.Elapsed += new ElapsedEventHandler(OnTimedEvent);
aTimer.Enabled = true;
aTimer.AutoReset = true;
isRunning = true;
message = (string)fm.Run("RandomExploration");
// Tears down the environment
fm.TearDownEnvironment(false);
// Relinquishes control of the execution engine
fm.ExecutionEngine.RelinquishProcess();
aTimer.Enabled = false;
if (message.ToLower().Contains("success"))
{
e.Result = true;
}
else
{
e.Result = false;
this.Exception = new FM4CCException(message);
}
}
catch(TargetInvocationException)
{
e.Result = false;
}
}
private void singleStateWorker_DoWork(object sender, DoWorkEventArgs e)
{
try
{
this.Exception = null;
isRunning = false;
if (SelectedRegions == null) throw new FM4CCException("Search regions not set");
aTimer = new System.Timers.Timer(100);
aTimer.Elapsed += new ElapsedEventHandler(OnTimedEvent);
aTimer.Enabled = true;
aTimer.AutoReset = true;
fm = e.Argument as StepFaultModel;
ExecutionInstance currentTestProject = fm.ExecutionInstance;
string message = null;
fm.ExecutionEngine.AcquireProcess();
// Sets up the environment of the execution engine
fm.ExecutionInstance = currentTestProject;
fm.SetUpEnvironment();
e.Result = true;
int i = 0;
foreach (DataGridHeatPoint region in SelectedRegions)
{
int requirementIndex = 1;
switch (region.Requirement)
{
case "Stability":
requirementIndex = 1;
break;
case "Precision":
requirementIndex = 2;
break;
case "Smoothness":
requirementIndex = 3;
break;
case "Responsiveness":
requirementIndex = 4;
break;
case "Steadiness":
requirementIndex = 5;
break;
case "NormalizedSmoothness":
// the normalization is performed in the parser
requirementIndex = 3;
break;
}
fm.SetSearchParameters(requirementIndex, region.InitialDesiredRegion, region.FinalDesiredRegion, region.ContainedHeatPoint, (string)fm.FaultModelConfiguration.GetValue("OptimizationAlgorithm"));
isRunning = true;
message = (string)fm.Run("WorstCaseSearch");
if (!message.ToLower().Contains("success"))
{
if (!message.ToLower().Contains("fitting error"))
{
e.Result = false;
this.Exception = new FM4CCException(message);
break;
}
else
{
string chosenRegressionFunction = fm.ExecutionEngine.GetVariable("ChosenRegressionFunction");
double rmse = fm.ExecutionEngine.GetVariable("BestRMSE");
double qualityThreshold = fm.ExecutionEngine.GetVariable("RegressionQualityThreshold");
string bestRegressionFunction = fm.ExecutionEngine.GetVariable("BestRegressionFunction");
// use the worst point found while computing the training set
fm.ExecutionEngine.ExecuteCommand("tmpVar = TrainingSet.Input(worstObjectiveFunctions(1,1),:)");
double[,] bestPoint = fm.ExecutionEngine.GetVariable("tmpVar");
Logger("Step Fault Model - Accelerated worst case computation for " + region.Requirement + " failed. Unable to fit data to regressed model, falling back to doing simple Simulated Annealing. Best regression function was " + bestRegressionFunction + " (RMSE: " + rmse.ToString() + ", Threshold: " + qualityThreshold.ToString() + ").");
fm.SetSearchParameters(requirementIndex, region.InitialDesiredRegion, region.FinalDesiredRegion, new StepHeatPoint(bestPoint[0,0], bestPoint[0,1], 0.0, 0.0, false), "SimulatedAnnealing");
message = (string)fm.Run("WorstCaseSearch");
}
}
else
{
string chosenRegressionFunction = fm.ExecutionEngine.GetVariable("ChosenRegressionFunction");
double rmse = fm.ExecutionEngine.GetVariable("BestRMSE");
double qualityThreshold = fm.ExecutionEngine.GetVariable("RegressionQualityThreshold");
Logger("Step Fault Model - Accelerated worst case computation successful for " + region.Requirement + ". Regression function " + chosenRegressionFunction + " selected (RMSE: " + rmse.ToString() + ", Threshold: " + qualityThreshold.ToString() + ").");
}
i++;
this.ReportProgress((int)((double)i / SelectedRegions.Count * 100.0));
string worstPointFile = Path.GetDirectoryName(fm.ExecutionInstance.GetValue("SUTPath")) + "\\ControllerTesterResults\\SingleStateSearch\\SingleStateSearch_WorstCase.csv";
if (region.Requirement != "NormalizedSmoothness")
{
ProcessWorstCaseResults(region, worstPointFile, fm.ToString(), requirementIndex);
}
else
{
ProcessWorstCaseResults(region, worstPointFile, fm.ToString(), 6);
}
}
aTimer.Enabled = false;
// Tears down the environment
fm.TearDownEnvironment(false);
// Relinquishes control of the execution engine
fm.ExecutionEngine.RelinquishProcess();
}
catch (TargetInvocationException)
{
e.Result = false;
}
}