private EnvironmentResolver()
{
Register(EnvironmentMode.PlatformCharacteristic, RuntimeInformation.GetCurrentPlatform);
Register(EnvironmentMode.RuntimeCharacteristic, RuntimeInformation.GetCurrentRuntime);
Register(EnvironmentMode.JitCharacteristic, RuntimeInformation.GetCurrentJit);
Register(EnvironmentMode.AffinityCharacteristic, RuntimeInformation.GetCurrentAffinity);
Register(EnvironmentMode.EnvironmentVariablesCharacteristic, Array.Empty <EnvironmentVariable>);
Register(EnvironmentMode.PowerPlanModeCharacteristic, () => PowerManagementApplier.Map(PowerPlan.HighPerformance));
// TODO: find a better place
Register(AccuracyMode.AnalyzeLaunchVarianceCharacteristic, () => false);
Register(RunMode.UnrollFactorCharacteristic, job =>
{
// TODO: move it to another place and use the main resolver
var strategy = job.ResolveValue(RunMode.RunStrategyCharacteristic, RunStrategy.Throughput);
switch (strategy)
{
case RunStrategy.Throughput:
return(DefaultUnrollFactorForThroughput);
case RunStrategy.ColdStart:
case RunStrategy.Monitoring:
return(1);
default:
throw new NotSupportedException($"Unknown runStrategy: {strategy}");
}
});
Register(RunMode.InvocationCountCharacteristic, () => 1);
}
public void TestPowerPlanShouldNotChange()
{
var userPlan = PowerManagementHelper.CurrentPlan;
var logger = new OutputLogger(Output);
var powerManagementApplier = new PowerManagementApplier(logger);
var config = DefaultConfig.Instance.With(logger);
powerManagementApplier.ApplyPerformancePlan(PowerPlan.UserPowerPlan);
Assert.Equal(userPlan.ToString(), PowerManagementHelper.CurrentPlan.ToString());
powerManagementApplier.ApplyUserPowerPlan();
Assert.Equal(userPlan, PowerManagementHelper.CurrentPlan);
}
public void TestPowerPlanShouldNotChange()
{
var userPlan = PowerManagementHelper.CurrentPlan;
var logger = new OutputLogger(Output);
var powerManagementApplier = new PowerManagementApplier(logger);
powerManagementApplier.ApplyPerformancePlan(PowerManagementApplier.Map(PowerPlan.UserPowerPlan));
Assert.Equal(userPlan.ToString(), PowerManagementHelper.CurrentPlan.ToString());
powerManagementApplier.Dispose();
Assert.Equal(userPlan, PowerManagementHelper.CurrentPlan);
}
public void TestSettingAndRevertingBackGuid()
{
var userPlan = PowerManagementHelper.CurrentPlan;
var logger = new OutputLogger(Output);
var powerManagementApplier = new PowerManagementApplier(logger);
var config = DefaultConfig.Instance.With(logger);
powerManagementApplier.ApplyPerformancePlan(PowerPlan.HighPerformance);
Assert.Equal(HighPerformancePlanGuid, PowerManagementHelper.CurrentPlan.ToString());
Assert.Equal("High performance", PowerManagementHelper.CurrentPlanFriendlyName);
powerManagementApplier.ApplyUserPowerPlan();
Assert.Equal(userPlan, PowerManagementHelper.CurrentPlan);
}
/// <summary> /// Power plan for benchmarks. /// The default value is HighPerformance. /// <remarks>Only available for Windows.</remarks> /// </summary> public static Job WithPowerPlan(this Job job, PowerPlan powerPlan) => job.WithCore(j => j.Environment.PowerPlanMode = PowerManagementApplier.Map(powerPlan));