/// <summary>
/// Initializes a new instance of the <see cref="LivenessCheckingStrategy"/> class.
/// </summary>
internal LivenessCheckingStrategy(Configuration configuration, SpecificationEngine specificationEngine,
SystematicStrategy strategy)
{
this.Configuration = configuration;
this.SpecificationEngine = specificationEngine;
this.SchedulingStrategy = strategy;
}
/// <summary>
/// Initializes a new instance of the <see cref="ReplayStrategy"/> class.
/// </summary>
internal ReplayStrategy(Configuration configuration, SystematicStrategy suffixStrategy)
{
this.Configuration = configuration;
this.ScheduleTrace = ScheduleTrace.Deserialize(configuration, out bool isFair);
this.StepCount = 0;
this.IsSchedulerFair = isFair;
this.IsReplaying = true;
this.SuffixStrategy = suffixStrategy;
this.ErrorText = string.Empty;
}
/// <summary>
/// Creates a <see cref="SystematicStrategy"/> from the specified configuration.
/// </summary>
internal static SystematicStrategy Create(Configuration configuration, IRandomValueGenerator generator)
{
SystematicStrategy strategy = null;
if (configuration.SchedulingStrategy is "replay")
{
strategy = new ReplayStrategy(configuration);
}
else if (configuration.SchedulingStrategy is "random")
{
strategy = new RandomStrategy(configuration.MaxFairSchedulingSteps, generator);
}
else if (configuration.SchedulingStrategy is "pct")
{
strategy = new PCTStrategy(configuration.MaxUnfairSchedulingSteps, configuration.StrategyBound, generator);
}
else if (configuration.SchedulingStrategy is "fairpct")
{
var prefixLength = configuration.SafetyPrefixBound is 0 ?
configuration.MaxUnfairSchedulingSteps : configuration.SafetyPrefixBound;
var prefixStrategy = new PCTStrategy(prefixLength, configuration.StrategyBound, generator);
var suffixStrategy = new RandomStrategy(configuration.MaxFairSchedulingSteps, generator);
strategy = new ComboStrategy(prefixStrategy, suffixStrategy);
}
else if (configuration.SchedulingStrategy is "probabilistic")
{
strategy = new ProbabilisticRandomStrategy(configuration.MaxFairSchedulingSteps,
configuration.StrategyBound, generator);
}
else if (configuration.SchedulingStrategy is "rl")
{
strategy = new QLearningStrategy(configuration.MaxUnfairSchedulingSteps, generator);
}
else if (configuration.SchedulingStrategy is "dfs")
{
strategy = new DFSStrategy(configuration.MaxUnfairSchedulingSteps);
}
if (configuration.SchedulingStrategy != "replay" &&
configuration.ScheduleFile.Length > 0)
{
strategy = new ReplayStrategy(configuration, strategy);
}
return(strategy);
}
/// <summary>
/// Initializes a new instance of the <see cref="TemperatureCheckingStrategy"/> class.
/// </summary>
internal TemperatureCheckingStrategy(Configuration configuration, SystematicStrategy strategy)
: base(configuration, strategy)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="TemperatureCheckingStrategy"/> class.
/// </summary>
internal TemperatureCheckingStrategy(Configuration configuration, SpecificationEngine specificationEngine,
SystematicStrategy strategy)
: base(configuration, specificationEngine, strategy)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="ComboStrategy"/> class.
/// </summary>
internal ComboStrategy(SystematicStrategy prefixStrategy, SystematicStrategy suffixStrategy)
{
this.PrefixStrategy = prefixStrategy;
this.SuffixStrategy = suffixStrategy;
}
/// <summary>
/// Initializes a new instance of the <see cref="LivenessCheckingStrategy"/> class.
/// </summary>
internal LivenessCheckingStrategy(Configuration configuration, SystematicStrategy strategy)
{
this.Configuration = configuration;
this.SchedulingStrategy = strategy;
}
