public void DetailedAssessmentDirectFailureMechanismsFromProbabilitySelectsCorrectCategory(double probability, FailureMechanismSectionCategoryGroup expectedCategoryGroup, double expectedProbability)
{
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 input = new DetailedCalculationInputFromProbability((Probability)probability, categories);
var calculationOutput = new FailureMechanismSectionAssemblyCalculator().DetailedAssessmentDirectFailureMechanisms(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 void DetailedAssessmentDirectFailureMechanismsFromProbabilityThrowsOnNonMatchingCategories()
{
var categories = new[]
{
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 input = new DetailedCalculationInputFromProbability((Probability)0.1549874856, categories);
try
{
new FailureMechanismSectionAssemblyCalculator().DetailedAssessmentDirectFailureMechanisms(input);
Assert.Fail("Expected exception");
}
catch (AssemblyToolKernelException e)
{
Assert.AreEqual(1, e.Code.Length);
Assert.AreEqual(ErrorCode.NoMatchingCategory, e.Code[0]);
}
}
public CalculationOutput <FailureMechanismSectionAssemblyCategoryResult> DetailedAssessmentDirectFailureMechanisms(DetailedCalculationInputFromProbability input)
{
if (input == null)
{
throw new AssemblyToolKernelException(ErrorCode.InputIsNull);
}
if (double.IsNaN(input.Probability))
{
return(new CalculationOutput <FailureMechanismSectionAssemblyCategoryResult>(new FailureMechanismSectionAssemblyCategoryResult(FailureMechanismSectionCategoryGroup.None, Probability.NaN)));
}
var resultCategory = input.Categories.FirstOrDefault(c => c.LowerBoundary <= input.Probability && c.UpperBoundary >= input.Probability);
if (resultCategory == null)
{
throw new AssemblyToolKernelException(ErrorCode.NoMatchingCategory);
}
return(new CalculationOutput <FailureMechanismSectionAssemblyCategoryResult>(new FailureMechanismSectionAssemblyCategoryResult(resultCategory.CategoryGroup, input.Probability)));
}