public void CalculateProfileProbability_MultipleScenarios_ReturnsValueBasedOnRelevantScenarios()
{
// Setup
FailureMechanismSection section = FailureMechanismSectionTestFactory.CreateFailureMechanismSection();
var sectionResult = new AdoptableWithProfileProbabilityFailureMechanismSectionResult(section);
const double factorOfStability1 = 1.0 / 10.0;
const double factorOfStability2 = 1.0 / 20.0;
MacroStabilityInwardsCalculationScenario macroStabilityInwardsCalculationScenario1 =
MacroStabilityInwardsCalculationScenarioTestFactory.CreateMacroStabilityInwardsCalculationScenario(factorOfStability1, section);
MacroStabilityInwardsCalculationScenario macroStabilityInwardsCalculationScenario2 =
MacroStabilityInwardsCalculationScenarioTestFactory.CreateMacroStabilityInwardsCalculationScenario(factorOfStability2, section);
MacroStabilityInwardsCalculationScenario macroStabilityInwardsCalculationScenario3 =
MacroStabilityInwardsCalculationScenarioTestFactory.CreateIrrelevantMacroStabilityInwardsCalculationScenario(section);
macroStabilityInwardsCalculationScenario1.Contribution = (RoundedDouble)0.2111;
macroStabilityInwardsCalculationScenario2.Contribution = (RoundedDouble)0.7889;
MacroStabilityInwardsCalculationScenario[] calculations =
{
macroStabilityInwardsCalculationScenario1,
macroStabilityInwardsCalculationScenario2,
macroStabilityInwardsCalculationScenario3
};
var strategy = new MacroStabilityInwardsFailureMechanismSectionResultCalculateProbabilityStrategy(
sectionResult, calculations, new MacroStabilityInwardsFailureMechanism());
// Call
double profileProbability = strategy.CalculateProfileProbability();
// Assert
Assert.AreEqual(0.99012835, profileProbability, 1e-8);
}
public void Constructor_ExpectedValues()
{
// Setup
FailureMechanismSection section = FailureMechanismSectionTestFactory.CreateFailureMechanismSection();
// Call
var strategy = new MacroStabilityInwardsFailureMechanismSectionResultCalculateProbabilityStrategy(
new AdoptableWithProfileProbabilityFailureMechanismSectionResult(section), Enumerable.Empty <MacroStabilityInwardsCalculationScenario>(),
new MacroStabilityInwardsFailureMechanism());
// Assert
Assert.IsInstanceOf <IFailureMechanismSectionResultCalculateProbabilityStrategy>(strategy);
}
public void CalculateSectionProbability_NoScenarios_ReturnsNaN()
{
// Setup
FailureMechanismSection section = FailureMechanismSectionTestFactory.CreateFailureMechanismSection();
var sectionResult = new AdoptableWithProfileProbabilityFailureMechanismSectionResult(section);
var strategy = new MacroStabilityInwardsFailureMechanismSectionResultCalculateProbabilityStrategy(
sectionResult, Enumerable.Empty <MacroStabilityInwardsCalculationScenario>(),
new MacroStabilityInwardsFailureMechanism());
// Call
double sectionProbability = strategy.CalculateSectionProbability();
// Assert
Assert.IsNaN(sectionProbability);
}
public void CalculateSectionProbability_MultipleScenariosForSectionWithLargeLength_ReturnsProbabilityEqualToOne()
{
// Setup
var section = new FailureMechanismSection("test", new[]
{
new Point2D(0, 0),
new Point2D(100, 0)
});
MacroStabilityInwardsFailureMechanismSectionResultCalculateProbabilityStrategy strategy = CreateStrategyForMultipleScenarios(section);
// Call
double sectionProbability = strategy.CalculateSectionProbability();
// Assert
Assert.AreEqual(1.0, sectionProbability);
}
public void CalculateSectionProbability_MultipleScenariosForSectionWithSmallLength_ReturnsValueBasedOnRelevantScenarios()
{
// Setup
var section = new FailureMechanismSection("test", new[]
{
new Point2D(0, 0),
new Point2D(1, 0)
});
MacroStabilityInwardsFailureMechanismSectionResultCalculateProbabilityStrategy strategy = CreateStrategyForMultipleScenarios(section);
// Call
double sectionProbability = strategy.CalculateSectionProbability();
// Assert
Assert.AreEqual(0.99078184, sectionProbability, 1e-8);
}
