public string GetCalculatedProbabilityValidationError(Func <double> getProbabilityFunc)
{
if (getProbabilityFunc == null)
{
throw new ArgumentNullException(nameof(getProbabilityFunc));
}
T[] relevantScenarios = sectionResult.GetRelevantCalculationScenarios(calculationScenarios, intersectionFunc).ToArray();
if (relevantScenarios.Length == 0)
{
return(Resources.FailureMechanismSectionResultRowWithCalculatedProbabilityErrorProvider_No_relevant_calculation_scenarios_present);
}
if (Math.Abs(CalculationScenarioHelper.GetTotalContribution(relevantScenarios) - 1.0) > 1e-6)
{
return(Resources.FailureMechanismSectionResultRowWithCalculatedProbabilityErrorProvider_Scenario_contribution_for_this_section_not_100);
}
if (!relevantScenarios.All(s => s.HasOutput))
{
return(Resources.FailureMechanismSectionResultRowWithCalculatedProbabilityErrorProvider_Not_all_relevant_calculation_scenarios_have_been_executed);
}
if (double.IsNaN(getProbabilityFunc()))
{
return(Resources.FailureMechanismSectionResultRowWithCalculatedProbabilityErrorProvider_All_relevant_calculation_scenarios_must_have_valid_output);
}
return(string.Empty);
}
public void GetTotalContribution_CalculationScenariosNull_ThrowsArgumentNullException()
{
// Call
void Call() => CalculationScenarioHelper.GetTotalContribution <ICalculationScenario>(null);
// Assert
var exception = Assert.Throws <ArgumentNullException>(Call);
Assert.AreEqual("calculationScenarios", exception.ParamName);
}
public void GetTotalContribution_WithCalculationScenarios_ReturnsTotalContribution()
{
// Setup
var calculationScenario1 = new TestCalculationScenario
{
Contribution = (RoundedDouble)0.4323
};
var calculationScenario2 = new TestCalculationScenario
{
Contribution = (RoundedDouble)0.1226
};
// Call
RoundedDouble totalContribution = CalculationScenarioHelper.GetTotalContribution(new[]
{
calculationScenario1,
calculationScenario2
});
// Assert
RoundedDouble expectedTotalContribution = calculationScenario1.Contribution + calculationScenario2.Contribution;
Assert.AreEqual(expectedTotalContribution, totalContribution);
}