public void TailorMadeAssessmentDirectFailureMechanismsFromProbabilityWithNValueReturnsCorrectCategoryFromProbability(double probabilityValue, FailureMechanismSectionCategoryGroup expectedCategoryGroup)
{
var categories = new[]
{
new FailureMechanismSectionCategory(FailureMechanismSectionCategoryGroup.Iv, (Probability)0, (Probability)0.1),
new FailureMechanismSectionCategory(FailureMechanismSectionCategoryGroup.IIv, (Probability)0.1, (Probability)0.2),
new FailureMechanismSectionCategory(FailureMechanismSectionCategoryGroup.IIIv, (Probability)0.2, (Probability)0.3),
new FailureMechanismSectionCategory(FailureMechanismSectionCategoryGroup.IVv, (Probability)0.3, (Probability)0.4),
new FailureMechanismSectionCategory(FailureMechanismSectionCategoryGroup.Vv, (Probability)0.4, (Probability)0.5),
new FailureMechanismSectionCategory(FailureMechanismSectionCategoryGroup.VIv, (Probability)0.5, (Probability)1),
};
var probability = (Probability)probabilityValue;
var result = new TailorMadeProbabilityCalculationResult(probability);
const double nValue = 1.234;
var input = new TailorMadeCalculationInputFromProbabilityWithLengthEffectFactor(result, categories, nValue);
var calculationOutput = new FailureMechanismSectionAssemblyCalculator().TailorMadeAssessmentDirectFailureMechanisms(input);
Assert.IsNotNull(calculationOutput);
var expectedProbability = probabilityValue * nValue;
if (expectedProbability > 1)
{
Assert.AreEqual(1, calculationOutput.WarningMessages.Length);
Assert.AreEqual(WarningMessage.CorrectedProbability, calculationOutput.WarningMessages[0]);
}
else
{
Assert.IsEmpty(calculationOutput.WarningMessages);
}
Assert.IsNotNull(calculationOutput.Result);
Assert.AreEqual(expectedCategoryGroup, calculationOutput.Result.CategoryGroup);
Assert.AreEqual(Math.Min(expectedProbability, 1.0), calculationOutput.Result.EstimatedProbabilityOfFailure);
}
public void TailorMadeAssessmentDirectFailureMechanismsFromProbabilityWithNValueThrowsOnInvalidEnum()
{
const TailorMadeProbabilityCalculationResultGroup invalidEnum = (TailorMadeProbabilityCalculationResultGroup)15;
var input = new TailorMadeCalculationInputFromProbabilityWithLengthEffectFactor(
new TailorMadeProbabilityCalculationResult(invalidEnum),
new[]
{
new FailureMechanismSectionCategory(FailureMechanismSectionCategoryGroup.Iv, (Probability)0, (Probability)1)
}, 1.234);
Assert.Throws <InvalidEnumArgumentException>(() => new FailureMechanismSectionAssemblyCalculator().TailorMadeAssessmentDirectFailureMechanisms(input));
}
public void TailorMadeAssessmentDirectFailureMechanismsFromProbabilityWithNValueReturnsCorrectCategoryNoProbability(TailorMadeProbabilityCalculationResultGroup resultGroup, FailureMechanismSectionCategoryGroup expectedCategoryGroup, double expectedProbability)
{
var input = new TailorMadeCalculationInputFromProbabilityWithLengthEffectFactor(
new TailorMadeProbabilityCalculationResult(resultGroup),
new[]
{
new FailureMechanismSectionCategory(FailureMechanismSectionCategoryGroup.Iv, (Probability)0, (Probability)1)
}, 1.234);
var calculationOutput = new FailureMechanismSectionAssemblyCalculator().TailorMadeAssessmentDirectFailureMechanisms(input);
Assert.IsNotNull(calculationOutput);
Assert.IsEmpty(calculationOutput.WarningMessages);
Assert.IsNotNull(calculationOutput.Result);
Assert.AreEqual(expectedCategoryGroup, calculationOutput.Result.CategoryGroup);
Assert.AreEqual(expectedProbability, calculationOutput.Result.EstimatedProbabilityOfFailure);
}
public CalculationOutput <FailureMechanismSectionAssemblyCategoryResult> TailorMadeAssessmentDirectFailureMechanisms(TailorMadeCalculationInputFromProbabilityWithLengthEffectFactor input)
{
if (input == null)
{
throw new AssemblyToolKernelException(ErrorCode.InputIsNull);
}
switch (input.Result.CalculationResultGroup)
{
case TailorMadeProbabilityCalculationResultGroup.FV:
return(new CalculationOutput <FailureMechanismSectionAssemblyCategoryResult>(new FailureMechanismSectionAssemblyCategoryResult(FailureMechanismSectionCategoryGroup.Iv, (Probability)0)));
case TailorMadeProbabilityCalculationResultGroup.NGO:
return(new CalculationOutput <FailureMechanismSectionAssemblyCategoryResult>(new FailureMechanismSectionAssemblyCategoryResult(FailureMechanismSectionCategoryGroup.VIIv, Probability.NaN)));
case TailorMadeProbabilityCalculationResultGroup.None:
return(new CalculationOutput <FailureMechanismSectionAssemblyCategoryResult>(new FailureMechanismSectionAssemblyCategoryResult(FailureMechanismSectionCategoryGroup.None, Probability.NaN)));
case TailorMadeProbabilityCalculationResultGroup.Probability:
return(DetailedAssessmentDirectFailureMechanisms(new DetailedCalculationInputFromProbabilityWithLengthEffect(input.Result.Probability, input.Categories, input.NValue)));
default:
throw new InvalidEnumArgumentException();
}
}
