public async Task <CounterExampleResults> Handle(CounterExampleParams request, CancellationToken cancellationToken)
{
_log.LogInformation(string.Format(Resources.LoggingMessages.request_handle, _method));
try
{
var file = _workspaceManager.GetFileRepository(request.DafnyFile);
ICounterExampleProvider provider = new CounterExampleProvider(file.PhysicalFile);
return(await Task.Run(() => provider.LoadCounterModel(), cancellationToken));
}
catch (Exception e)
{
HandleError(string.Format(Resources.LoggingMessages.request_error, _method), e);
return(new CounterExampleResults());
}
}
public void BooleanCE()
{
var model = Files.ce_bool_bvd;
var file = Files.ce_bool;
var physFile = CreatePhysFile(file);
var provider = new CounterExampleProvider(physFile, model);
CounterExampleResults result = provider.LoadCounterModel();
List <string> resultAsString = result.CounterExamples.ToStringList();
List <string> expectation = new List <string>()
{
"L3 C15: in1 = false; "
};
CollectionAssert.AreEquivalent(expectation, resultAsString);
}
public void LoopInvariantFailure()
{
var model = Files.ce_li_bvd;
var file = Files.ce_li;
var physFile = CreatePhysFile(file);
var provider = new CounterExampleProvider(physFile, model);
CounterExampleResults result = provider.LoadCounterModel();
List <string> resultAsString = result.CounterExamples.ToStringList();
List <string> expectation = new List <string>()
{
"L12 C24: b = 0; n = 5881; "
};
CollectionAssert.AreEquivalent(expectation, resultAsString);
}
public void StringReference()
{
var model = Files.ce_string_bvd;
var file = Files.ce_string;
var physFile = CreatePhysFile(file);
var provider = new CounterExampleProvider(physFile, model);
CounterExampleResults result = provider.LoadCounterModel();
List <string> resultAsString = result.CounterExamples.ToStringList();
List <string> expectation = new List <string>()
{
"L3 C23: in1 = [Object Reference]; "
};
CollectionAssert.AreEquivalent(expectation, resultAsString);
}
public void PostconditionViolation2()
{
var model = Files.ce_fail2_bvd;
var file = Files.ce_fail2;
var physFile = CreatePhysFile(file);
var provider = new CounterExampleProvider(physFile, model);
CounterExampleResults result = provider.LoadCounterModel();
List <string> resultAsString = result.CounterExamples.ToStringList();
List <string> expectation = new List <string>()
{
"L3 C23: inp1 = -24; inp2 = 0; "
};
CollectionAssert.AreEquivalent(expectation, resultAsString);
}
public void FloatyCE()
{
var model = Files.ce_float_bvd;
var file = Files.ce_float;
var physFile = CreatePhysFile(file);
var provider = new CounterExampleProvider(physFile, model);
CounterExampleResults result = provider.LoadCounterModel();
List <string> resultAsString = result.CounterExamples.ToStringList();
List <string> expectation = new List <string>()
{
"L3 C22: inp1 = -160.0; "
};
CollectionAssert.AreEquivalent(expectation, resultAsString);
}
public void CEWithTwoConnectedMethods()
{
var model = Files.ce_2mc_bvd;
var file = Files.ce_2mc;
var physFile = CreatePhysFile(file);
var provider = new CounterExampleProvider(physFile, model);
CounterExampleResults result = provider.LoadCounterModel();
List <string> resultAsString = result.CounterExamples.ToStringList();
List <string> expectation = new List <string>()
{
"L3 C19: in1 = 2446; ",
"L9 C19: in2 = 891; "
};
CollectionAssert.AreEquivalent(expectation, resultAsString);
}
public void CounterExample()
{
var listArgs = args.ToList();
listArgs.Add("/mv:" + CounterExampleProvider.ModelBvd);
ServerUtils.ApplyArgs(listArgs.ToArray(), reporter);
try {
if (Parse() && Resolve() && Translate())
{
var counterExampleProvider = new CounterExampleProvider();
foreach (var boogieProgram in boogiePrograms)
{
RemoveExistingModel();
BoogieOnce(boogieProgram.Item1, boogieProgram.Item2);
var model = counterExampleProvider.LoadCounterModel();
Console.WriteLine("COUNTEREXAMPLE_START " + ConvertToJson(model) + " COUNTEREXAMPLE_END");
}
}
} catch (Exception e) {
Console.WriteLine("Error collection models: " + e.Message);
}
}