public static FurtherTestingOutput FindCounterExamples(FurtherTestingInput input)
{
var log = new LogService();
try
{
IAnalyzer analyzer = new UIMain.Analyzer();
if (input.EnableLogging)
{
analyzer.LoggingOn(log);
}
else
{
analyzer.LoggingOff();
log.LogDebug("Logging is disabled.");
}
Stopwatch sw = new Stopwatch();
sw.Start();
var cexBifurcates = analyzer.findCExBifurcates(input.Model, input.Analysis);
var cexCycles = analyzer.findCExCycles(input.Model, input.Analysis);
var cexFixPoints = analyzer.findCExFixpoint(input.Model, input.Analysis);
sw.Stop();
var cexs = new List <CounterExampleOutput>();
if (FSharpOption <BifurcationCounterExample> .get_IsSome(cexBifurcates))
{
cexs.Add(cexBifurcates.Value);
}
if (FSharpOption <CycleCounterExample> .get_IsSome(cexCycles))
{
cexs.Add(cexCycles.Value);
}
if (FSharpOption <FixPointCounterExample> .get_IsSome(cexFixPoints))
{
cexs.Add(cexFixPoints.Value);
}
log.LogDebug(string.Format("Finding Counter Examples took {0} to run.", sw.Elapsed));
return(new FurtherTestingOutput
{
CounterExamples = cexs.ToArray(),
ErrorMessages = log.ErrorMessages.Length > 0 ? log.ErrorMessages.ToArray() : null,
DebugMessages = log.DebugMessages.Length > 0 ? log.DebugMessages.ToArray() : null
});
}
catch (Exception ex)
{
var version = typeof(Analysis).Assembly.GetName().Version;
log.LogError(String.Format("Failed when looking for counter examples. Assembly version: {0}. Exception: {1}", version, ex));
return(new FurtherTestingOutput
{
Error = ex.Message,
ErrorMessages = log.ErrorMessages.Length > 0 ? log.ErrorMessages.ToArray() : null,
DebugMessages = log.DebugMessages.Length > 0 ? log.DebugMessages.ToArray() : null
});
}
}
public static AnalysisOutput Analyze(AnalysisInput input)
{
var log = new LogService();
try
{
IAnalyzer analyzer = new UIMain.Analyzer();
if (input.EnableLogging)
{
analyzer.LoggingOn(log);
}
else
{
analyzer.LoggingOff();
log.LogDebug("Logging is disabled.");
}
Stopwatch sw = new Stopwatch();
sw.Start();
var result = analyzer.checkStability(input);
sw.Stop();
log.LogDebug(string.Format("The analysis took {0}", sw.Elapsed));
if (result.Status != StatusType.Stabilizing && result.Status != StatusType.NotStabilizing)
{
throw new Exception("The stability status is neither 'Stabilizing' nor 'NotStabilizing'; result error: " + (result.Error == null ? "<null>" : result.Error));
}
return(new AnalysisOutput
{
Error = result.Error,
Ticks = result.Ticks,
Status = result.Status,
Time = (int)Math.Round(sw.Elapsed.TotalSeconds, 1),
ErrorMessages = log.ErrorMessages.Length > 0 ? log.ErrorMessages.ToArray() : null,
DebugMessages = log.DebugMessages.Length > 0 ? log.DebugMessages.ToArray() : null
});
}
catch (Exception ex)
{
var version = typeof(Analysis).Assembly.GetName().Version;
log.LogError(String.Format("Analysis failed. Assembly version: {0}. Exception: {1}", version, ex));
// Return an Unknown if fails
return(new AnalysisOutput
{
Status = StatusType.Error,
Error = ex.Message,
ErrorMessages = log.ErrorMessages.Length > 0 ? log.ErrorMessages.ToArray() : null,
DebugMessages = log.DebugMessages.Length > 0 ? log.DebugMessages.ToArray() : null
});
}
}
public static SimulationOutput Simulate(SimulationInput input)
{
var log = new LogService();
try
{
IAnalyzer analyzer = new UIMain.Analyzer();
if (input.EnableLogging)
{
analyzer.LoggingOn(log);
}
else
{
analyzer.LoggingOff();
log.LogDebug("Logging is disabled.");
}
Stopwatch sw = new Stopwatch();
sw.Start();
var output = analyzer.simulate_tick(input.Model, input.Variables);
sw.Stop();
log.LogDebug(string.Format("The simulation took {0}", sw.Elapsed));
return(new SimulationOutput
{
Variables = output,
ErrorMessages = log.ErrorMessages.Length > 0 ? log.ErrorMessages.ToArray() : null,
DebugMessages = log.DebugMessages.Length > 0 ? log.DebugMessages.ToArray() : null,
});
}
catch (Exception ex)
{
var version = typeof(Simulation).Assembly.GetName().Version;
log.LogError(String.Format("Simulation failed. Assembly version: {0}. Exception: {1}", version, ex));
return(new SimulationOutput
{
ErrorMessages = log.ErrorMessages.Length > 0 ? log.ErrorMessages.ToArray() : null,
DebugMessages = log.DebugMessages.Length > 0 ? log.DebugMessages.ToArray() : null
});
}
}
public static LTLAnalysisResult Simulate(LTLSimulationAnalysisInputDTO input)
{
LogService log = new LogService();
try
{
string formula = input.Formula;
string num_of_steps = input.Number_of_steps;
IAnalyzer analyzer = new UIMain.Analyzer();
if (input.EnableLogging)
{
analyzer.LoggingOn(log);
}
else
{
analyzer.LoggingOff();
log.LogDebug("Logging is disabled.");
}
Stopwatch sw = new Stopwatch();
sw.Start();
var result = analyzer.checkLTLSimulation(input, formula, num_of_steps);
sw.Stop();
log.LogDebug(string.Format("The LTL simulation took {0}", sw.Elapsed));
if (FSharpOption <LTLAnalysisResultDTO> .get_IsNone(result))
{
return(new LTLAnalysisResult
{
Error = null,
Ticks = null,
Status = LTLStatus.Unknown,
Loop = -1,
ErrorMessages = log.ErrorMessages.Length > 0 ? log.ErrorMessages.ToArray() : null,
DebugMessages = log.DebugMessages.Length > 0 ? log.DebugMessages.ToArray() : null
});
}
else
{
var res = result.Value;
var status = res.Status;
return(new LTLAnalysisResult
{
Error = res.Error,
Ticks = res.Ticks,
Status = status ? LTLStatus.True : LTLStatus.False,
Loop = res.Loop,
ErrorMessages = log.ErrorMessages.Length > 0 ? log.ErrorMessages.ToArray() : null,
DebugMessages = log.DebugMessages.Length > 0 ? log.DebugMessages.ToArray() : null
});
}
}
catch (Exception ex)
{
var version = typeof(Analysis).Assembly.GetName().Version;
log.LogError(String.Format("LTL simulation failed. Assembly version: {0}. Exception: {1}", version, ex));
return(new LTLAnalysisResult
{
Error = ex.Message,
ErrorMessages = log.ErrorMessages.Length > 0 ? log.ErrorMessages.ToArray() : null,
DebugMessages = log.DebugMessages.Length > 0 ? log.DebugMessages.ToArray() : null
});
}
}
public static Tuple <LTLAnalysisResult, LTLAnalysisResult> Polarity(LTLPolarityAnalysisInputDTO input)
{
LogService log = new LogService();
try
{
string formula = input.Formula;
string num_of_steps = input.Number_of_steps;
FSharpOption <bool> polarity = FSharpOption <bool> .None;
if (input.Polarity != LTLStatus.Unknown)
{
polarity = new FSharpOption <bool>(input.Polarity == LTLStatus.True);
}
IAnalyzer analyzer = new UIMain.Analyzer();
if (input.EnableLogging)
{
analyzer.LoggingOn(log);
}
else
{
analyzer.LoggingOff();
log.LogDebug("Logging is disabled.");
}
Stopwatch sw = new Stopwatch();
sw.Start();
var result = analyzer.checkLTLPolarity(input, formula, num_of_steps, polarity);
sw.Stop();
log.LogDebug(string.Format("The LTL polarity check took {0}", sw.Elapsed));
var positive = new LTLAnalysisResult
{
Error = result.Item1.Error,
Ticks = result.Item1.Ticks,
Status = result.Item1.Status ? LTLStatus.True : LTLStatus.False,
Loop = result.Item1.Loop,
ErrorMessages = log.ErrorMessages.Length > 0 ? log.ErrorMessages.ToArray() : null,
DebugMessages = log.DebugMessages.Length > 0 ? log.DebugMessages.ToArray() : null
};
LTLAnalysisResult negative = null;
if (result.Item2 != null && !FSharpOption <LTLAnalysisResultDTO> .get_IsNone(result.Item2))
{
negative = new LTLAnalysisResult
{
Error = result.Item2.Value.Error,
Ticks = result.Item2.Value.Ticks,
Status = result.Item2.Value.Status ? LTLStatus.True : LTLStatus.False,
Loop = result.Item2.Value.Loop,
ErrorMessages = log.ErrorMessages.Length > 0 ? log.ErrorMessages.ToArray() : null,
DebugMessages = log.DebugMessages.Length > 0 ? log.DebugMessages.ToArray() : null
};
}
return(new Tuple <LTLAnalysisResult, LTLAnalysisResult>(positive, negative));
}
catch (Exception ex)
{
var version = typeof(Analysis).Assembly.GetName().Version;
log.LogError(String.Format("LTL Polarity check failed. Assembly version: {0}. Exception: {1}", version, ex));
return(new Tuple <LTLAnalysisResult, LTLAnalysisResult>(new LTLAnalysisResult
{
Error = ex.Message,
ErrorMessages = log.ErrorMessages.Length > 0 ? log.ErrorMessages.ToArray() : null,
DebugMessages = log.DebugMessages.Length > 0 ? log.DebugMessages.ToArray() : null
}, null));
}
}