public void GetDarcyPermeability_ValidPipingInput_CreateDesignVariableForDarcyPermeability()
        {
            // Setup
            var pipingInput = new TestPipingInput();

            // Call
            VariationCoefficientDesignVariable <VariationCoefficientLogNormalDistribution> darcyPermeability =
                SemiProbabilisticPipingDesignVariableFactory.GetDarcyPermeability(pipingInput);

            // Assert
            DistributionAssert.AreEqual(DerivedPipingInput.GetDarcyPermeability(pipingInput), darcyPermeability.Distribution);
            AssertPercentile(0.95, darcyPermeability);
        }
        private static PipingCalculatorInput CreateInputFromData(SemiProbabilisticPipingInput input,
                                                                 GeneralPipingInput generalPipingInput,
                                                                 RoundedDouble normativeAssessmentLevel)
        {
            RoundedDouble effectiveAssessmentLevel = GetEffectiveAssessmentLevel(input, normativeAssessmentLevel);

            return(new PipingCalculatorInput(
                       new PipingCalculatorInput.ConstructionProperties
            {
                WaterVolumetricWeight = generalPipingInput.WaterVolumetricWeight,
                SaturatedVolumicWeightOfCoverageLayer = SemiProbabilisticPipingDesignVariableFactory.GetSaturatedVolumicWeightOfCoverageLayer(input).GetDesignValue(),
                UpliftModelFactor = SemiProbabilisticPipingDesignVariableFactory.GetUpliftModelFactorDesignVariable(generalPipingInput).GetDesignValue(),
                AssessmentLevel = effectiveAssessmentLevel,
                PiezometricHeadExit = DerivedSemiProbabilisticPipingInput.GetPiezometricHeadExit(input, effectiveAssessmentLevel),
                DampingFactorExit = SemiProbabilisticPipingDesignVariableFactory.GetDampingFactorExit(input).GetDesignValue(),
                PhreaticLevelExit = PipingDesignVariableFactory.GetPhreaticLevelExit(input).GetDesignValue(),
                CriticalHeaveGradient = SemiProbabilisticPipingDesignVariableFactory.GetCriticalHeaveGradientDesignVariable(generalPipingInput).GetDesignValue(),
                ThicknessCoverageLayer = SemiProbabilisticPipingDesignVariableFactory.GetThicknessCoverageLayer(input).GetDesignValue(),
                EffectiveThicknessCoverageLayer = SemiProbabilisticPipingDesignVariableFactory.GetEffectiveThicknessCoverageLayer(input, generalPipingInput).GetDesignValue(),
                SellmeijerModelFactor = SemiProbabilisticPipingDesignVariableFactory.GetSellmeijerModelFactorDesignVariable(generalPipingInput).GetDesignValue(),
                SellmeijerReductionFactor = generalPipingInput.SellmeijerReductionFactor,
                SeepageLength = SemiProbabilisticPipingDesignVariableFactory.GetSeepageLength(input).GetDesignValue(),
                SandParticlesVolumicWeight = generalPipingInput.SandParticlesVolumicWeight,
                WhitesDragCoefficient = generalPipingInput.WhitesDragCoefficient,
                Diameter70 = SemiProbabilisticPipingDesignVariableFactory.GetDiameter70(input).GetDesignValue(),
                DarcyPermeability = SemiProbabilisticPipingDesignVariableFactory.GetDarcyPermeability(input).GetDesignValue(),
                WaterKinematicViscosity = generalPipingInput.WaterKinematicViscosity,
                Gravity = generalPipingInput.Gravity,
                ThicknessAquiferLayer = SemiProbabilisticPipingDesignVariableFactory.GetThicknessAquiferLayer(input).GetDesignValue(),
                MeanDiameter70 = generalPipingInput.MeanDiameter70,
                BeddingAngle = generalPipingInput.BeddingAngle,
                ExitPointXCoordinate = input.ExitPointL,
                SurfaceLine = input.SurfaceLine,
                SoilProfile = input.StochasticSoilProfile?.SoilProfile
            }));
        }