public async Task <object> Invoke(dynamic input)
{
try
{
string specStr = (string)input.spec;
string assertionStr = (string)input.assertion;
int behavior = (int)input.behavior;
int engine = (int)input.engine;
SpecificationBase spec = new Specification(specStr);
AssertionBase assertion = spec.AssertionDatabase[assertionStr];
assertion.UIInitialize(null, behavior, engine);
assertion.VerificationOutput.GenerateCounterExample = true;
// assertion.VerificationMode = false;
assertion.InternalStart();
return(new {
statistics = assertion.GetResultString() + '\n' +
assertion.GetVerificationStatistics(),
type = (int)assertion.VerificationOutput.VerificationResult
});
}
catch (Exception e)
{
return(e.StackTrace);
//return e.TargetSite.GetType().Name;
}
}
//engineIndex 0 for Depth First Search, 1 for Breadth First Search
public DiagnosisResult Run()
{
// System.Diagnostics.Debug.WriteLine("running "+assertion);
// return CreatedAtRoute("GetProduct", new { id = item.Id }, item);
assertion.UIInitialize(null, fairnessIndex, engineIndex);
assertion.VerificationMode = true;
assertion.InternalStart();
assertion.GetVerificationStatistics();
DiagnosisResult result = new DiagnosisResult();
result.Assertion = assertion.ToString();
// System.Diagnostics.Debug.WriteLine("VALID? " + assertion.VerificationOutput.VerificationResult.Equals(VerificationResultType.VALID));
string scenarioDesc = "";
// System.Diagnostics.Debug.WriteLine("loop: " + assertion.VerificationOutput.LoopIndex);
result.MemoryUsage = assertion.VerificationOutput.EstimateMemoryUsage;
result.TotalTime = assertion.VerificationOutput.VerificationTime;
result.NumberOfStates = assertion.VerificationOutput.NoOfStates;
result.LoopIndex = assertion.VerificationOutput.LoopIndex;
// System.Diagnostics.Debug.WriteLine("==totaltime: " + assertion.VerificationOutput.VerificationTime);
if (assertion.VerificationOutput.VerificationResult.Equals(VerificationResultType.VALID))
{
result.IsValid = true;
}
else
{
result.IsValid = false;
}
if (assertion.VerificationOutput.CounterExampleTrace != null)
{
foreach (ConfigurationBase step in assertion.VerificationOutput.CounterExampleTrace)
{
scenarioDesc += " " + step.GetDisplayEvent();
}
result.Scenario = scenarioDesc;
// System.Diagnostics.Debug.WriteLine(scenarioDesc);
}
// determine symthomp
if (result.LoopIndex >= 0)
{
result.Symptom = "deadloop";
}
else if (result.Scenario != null && hasDuplilcateInvoke(result.Scenario))
{
result.Symptom = "livelock";
}
else
{
result.Symptom = "normal";
}
return(result);
}
public List <ADLResult> Verify(ADLRequest request)
{
System.Diagnostics.Debug.WriteLine("request : \n" + request.code);
PAT.ADL.ModuleFacade modulebase = new PAT.ADL.ModuleFacade();
SpecificationBase Spec = modulebase.ParseSpecification(request.code, string.Empty, string.Empty);
System.Diagnostics.Debug.WriteLine("Specification Loaded...");
//print assertion for debugging
List <KeyValuePair <string, AssertionBase> > asrtlists = Spec.AssertionDatabase.ToList();
List <ADLResult> results = new List <ADLResult>();
foreach (KeyValuePair <string, AssertionBase> asrt in asrtlists)
{
System.Diagnostics.Debug.WriteLine("#" + asrt.Key + "#");
// start run assertion
AssertionBase assertion = asrt.Value;
assertion.UIInitialize(null, 0, 0);
assertion.VerificationMode = true;
assertion.InternalStart();
assertion.GetVerificationStatistics();
// assertion.VerificationOutput.EstimateMemoryUsage;
//System.Diagnostics.Debug.WriteLine(assertion.GetResultString());
ADLResult rs = new ADLResult();
rs.smell = asrt.Key.Substring(asrt.Key.IndexOf("-") + 1).Replace("free", "");
rs.model = request.model;
if (assertion.VerificationOutput.VerificationResult.Equals(VerificationResultType.VALID))
{
rs.result = "valid";
}
else
{
rs.result = "invalid";
}
rs.visitedStates = assertion.VerificationOutput.NoOfStates;
rs.verificationTime = assertion.VerificationOutput.VerificationTime;
rs.fullResultString = assertion.GetResultString();
results.Add(rs);
}
return(results);
}
public List <string> VerifyModel(string model)
{
SpecificationBase Spec = modulebase.ParseSpecification(model, "", "");
List <string> RouteDescription = new List <string>();
try
{
AssertionBase assertion = Spec.AssertionDatabase.Values.ElementAt(0);
assertion.UIInitialize(null, FairnessType.NO_FAIRNESS, false, false, false, true, false, false);
assertion.InternalStart();
//if (assertion.VerificationOutput.VerificationResult.Equals(VerificationResultType.INVALID))
//{
// RouteDescription.Add("NoSolution");
// return RouteDescription;
//}
foreach (ConfigurationBase step in assertion.VerificationOutput.CounterExampleTrace)
{
if (step.Event != "init")
{
RouteDescription.Add(step.GetDisplayEvent());
}
}
return(RouteDescription);
}
catch (RuntimeException ex)
{
System.Console.Out.WriteLine("Runtime exception occurred: " + ex.Message);
if (ex is OutOfMemoryException)
{
System.Console.Out.WriteLine(
"This error suggests your model is too big to be verified. Please make sure all your variables are bounded. You can use domain range values to check it, e.g., \"var x:{1..100}=0;\". Alternatively you can simplify your model by using fewer events, simplier processes, and smaller constants and variables.");
}
else
{
System.Console.Out.WriteLine("Check your input model for the possiblity of errors.");
}
}
catch (Exception ex)
{
System.Console.Out.WriteLine("Error occurred: " + ex.Message);
}
return(null);
}
//engineIndex 0 for Depth First Search, 1 for Breadth First Search
private DiagnosisResult RunAssertion(AssertionBase assertion, int fairnessIndex, int engineIndex)
{
System.Diagnostics.Debug.WriteLine(assertion);
// return CreatedAtRoute("GetProduct", new { id = item.Id }, item);
assertion.UIInitialize(null, fairnessIndex, engineIndex);
assertion.VerificationMode = true;
assertion.InternalStart();
System.Diagnostics.Debug.WriteLine(assertion.GetVerificationStatistics());
DiagnosisResult result = new DiagnosisResult();
result.Assertion = assertion.ToString();
System.Diagnostics.Debug.WriteLine("VALID? " + assertion.VerificationOutput.VerificationResult.Equals(VerificationResultType.VALID));
string scenarioDesc = "";
System.Diagnostics.Debug.WriteLine("loop: " + assertion.VerificationOutput.LoopIndex);
result.MemoryUsage = assertion.VerificationOutput.EstimateMemoryUsage;
result.TotalTime = assertion.VerificationOutput.VerificationTime;
result.NumberOfStates = assertion.VerificationOutput.NoOfStates;
result.LoopIndex = assertion.VerificationOutput.LoopIndex;
if (assertion.VerificationOutput.VerificationResult.Equals(VerificationResultType.VALID))
{
result.IsValid = true;
}
else
{
result.IsValid = false;
}
if (assertion.VerificationOutput.CounterExampleTrace != null)
{
foreach (ConfigurationBase step in assertion.VerificationOutput.CounterExampleTrace)
{
scenarioDesc += " " + step.GetDisplayEvent();
}
result.Scenario = scenarioDesc;
System.Diagnostics.Debug.WriteLine(scenarioDesc);
}
return(result);
}