/// <summary>
/// Initializes the model that should be analyzed.
/// </summary>
/// <param name="configuration">The configuration that should be used for the analyses.</param>
/// <param name="hazard">The hazard that should be analyzed.</param>
protected override void InitializeModel(AnalysisConfiguration configuration, Formula hazard)
{
var invariant = new UnaryFormula(hazard, UnaryOperator.Not);
var checker = new QualitativeChecker <TExecutableModel>(RuntimeModelCreator)
{
Configuration = configuration
};
checker.Configuration.ProgressReportsOnly = false;
var stateGraph = checker.GenerateStateGraph();
var stateCapacity = Math.Max(1024, (int)(stateGraph.StateCount * 1.5));
var newModelCapacity = new ModelCapacityByModelDensity(stateCapacity, ModelDensityLimit.High);
configuration.ModelCapacity = newModelCapacity;
Func <AnalysisModel> createAnalysisModelFunc = () => new StateGraphModel <TExecutableModel>(stateGraph, configuration.SuccessorCapacity);
var createAnalysisModel = new AnalysisModelCreator(createAnalysisModelFunc);
_checker = new InvariantChecker(createAnalysisModel, configuration, invariant);
}
public override InvariantAnalysisResult[] CheckInvariants(CoupledExecutableModelCreator <SafetySharpRuntimeModel> createModel, params Formula[] invariants)
{
var checker = new QualitativeChecker <SafetySharpRuntimeModel>(createModel);
checker.Configuration = _analysisConfiguration;
return(checker.CheckInvariants(invariants));
}
/// <summary>
/// Checks whether the <paramref name="invariants" /> hold in all states of the <paramref name="model" />. The appropriate
/// model checker is chosen automatically.
/// </summary>
/// <param name="model">The model that should be checked.</param>
/// <param name="invariants">The invariants that should be checked.</param>
public static AnalysisResult <SafetySharpRuntimeModel>[] CheckInvariants(ModelBase model, params Formula[] invariants)
{
var createModel = SafetySharpRuntimeModel.CreateExecutedModelFromFormulasCreator(model);
var qualitativeChecker = new QualitativeChecker <SafetySharpRuntimeModel> {
Configuration = TraversalConfiguration
};
return(qualitativeChecker.CheckInvariants(createModel, invariants));
}
/// <summary>
/// Checks whether the <paramref name="invariant" /> holds in all states of the <paramref name="model" />. The appropriate
/// model checker is chosen automatically.
/// </summary>
/// <param name="model">The model that should be checked.</param>
/// <param name="invariant">The invariant that should be checked.</param>
public static AnalysisResult <SafetySharpRuntimeModel> CheckInvariant(ModelBase model, Formula invariant)
{
var createModel = SafetySharpRuntimeModel.CreateExecutedModelCreator(model, invariant);
var qualitativeChecker = new QualitativeChecker <SafetySharpRuntimeModel> {
Configuration = TraversalConfiguration
};
return(qualitativeChecker.CheckInvariant(createModel, formulaIndex: 0));
}
public override void CreateModelChecker(bool suppressCounterExampleGeneration, Action <string> logAction)
{
// QualitativeChecker<SafetySharpRuntimeModel>
// LtsMin
modelChecker = new SafetySharpQualitativeChecker();
modelChecker.OutputWritten += logAction;
modelChecker.Configuration.ModelCapacity = ModelCapacityByMemorySize.Small;
modelChecker.Configuration.GenerateCounterExample = !suppressCounterExampleGeneration;
}
/// <summary>
/// Checks whether the <paramref name="invariant" /> holds in all states of the <paramref name="model" />. The appropriate
/// model checker is chosen automatically.
/// </summary>
/// <param name="model">The model that should be checked.</param>
/// <param name="invariant">The invariant that should be checked.</param>
public static SafetySharpInvariantAnalysisResult CheckInvariant(ModelBase model, Formula invariant)
{
var createModel = SafetySharpRuntimeModel.CreateExecutedModelCreator(model, invariant);
var qualitativeChecker = new QualitativeChecker <SafetySharpRuntimeModel>(createModel)
{
Configuration = TraversalConfiguration
};
var result = qualitativeChecker.CheckInvariant(formulaIndex: 0);
return(SafetySharpInvariantAnalysisResult.FromInvariantAnalysisResult(result, createModel));
}
/// <summary>
/// Checks whether the <paramref name="invariants" /> hold in all states of the <paramref name="model" />. The appropriate
/// model checker is chosen automatically.
/// </summary>
/// <param name="model">The model that should be checked.</param>
/// <param name="invariants">The invariants that should be checked.</param>
public static SafetySharpInvariantAnalysisResult[] CheckInvariants(ModelBase model, params Formula[] invariants)
{
var createModel = SafetySharpRuntimeModel.CreateExecutedModelCreator(model, invariants);
var qualitativeChecker = new QualitativeChecker <SafetySharpRuntimeModel>(createModel)
{
Configuration = TraversalConfiguration
};
var results = qualitativeChecker.CheckInvariants(invariants);
var newResults = results.Select(result => SafetySharpInvariantAnalysisResult.FromInvariantAnalysisResult(result, createModel));
return(newResults.ToArray());
}
public override InvariantAnalysisResult CheckInvariant(CoupledExecutableModelCreator <SafetySharpRuntimeModel> createModel, Formula formula)
{
var checker = new QualitativeChecker <SafetySharpRuntimeModel>(createModel);
checker.Configuration = _analysisConfiguration;
var formulaIndex = Array.FindIndex(createModel.StateFormulasToCheckInBaseModel, stateFormula =>
{
var isEqual = IsFormulasStructurallyEquivalentVisitor.Compare(stateFormula, formula);
return(isEqual);
}
);
if (formulaIndex == -1)
{
throw new Exception($"Input formula is not checked directly. Use {nameof(AnalysisTestsWithQualitative)} instead");
}
return(checker.CheckInvariant(formulaIndex));
}
