public void WriteDistributionWhenAvailable_StochastConfigurationSet_WriterCalledWithExpectedParameters()
{
// Setup
const string name = "some name";
var configuration = new StochastConfiguration();
var mocks = new MockRepository();
var xmlWriter = mocks.StrictMock <XmlWriter>();
xmlWriter.Expect(w => w.WriteDistribution(name, configuration));
mocks.ReplayAll();
// Call
ExposedCalculationConfigurationWriter.PublicWriteDistributionWhenAvailable(
xmlWriter,
name,
configuration);
// Assert
mocks.VerifyAll();
}
/// <summary>
/// Writes a single <see cref="StochastConfiguration"/> as a stochast element in file.
/// </summary>
/// <param name="writer">The writer to use to write the distribution.</param>
/// <param name="name">The name of the distribution to write.</param>
/// <param name="distribution">The distribution to write.</param>
/// <exception cref="ArgumentNullException">Thrown when any of the input parameters is <c>null</c>.</exception>
/// <exception cref="InvalidOperationException">Thrown when the <paramref name="writer"/>
/// is closed.</exception>
public static void WriteDistribution(this XmlWriter writer, string name, StochastConfiguration distribution)
{
if (writer == null)
{
throw new ArgumentNullException(nameof(writer));
}
if (name == null)
{
throw new ArgumentNullException(nameof(name));
}
if (distribution == null)
{
throw new ArgumentNullException(nameof(distribution));
}
writer.WriteStartElement(ConfigurationSchemaIdentifiers.StochastElement);
writer.WriteAttributeString(ConfigurationSchemaIdentifiers.NameAttribute, name);
if (distribution.Mean.HasValue)
{
writer.WriteElementString(ConfigurationSchemaIdentifiers.MeanElement,
XmlConvert.ToString(distribution.Mean.Value));
}
if (distribution.StandardDeviation.HasValue)
{
writer.WriteElementString(ConfigurationSchemaIdentifiers.StandardDeviationElement,
XmlConvert.ToString(distribution.StandardDeviation.Value));
}
if (distribution.VariationCoefficient.HasValue)
{
writer.WriteElementString(ConfigurationSchemaIdentifiers.VariationCoefficientElement,
XmlConvert.ToString(distribution.VariationCoefficient.Value));
}
writer.WriteEndElement();
}
public void ToStochastConfiguration_WithDistribution_InstanceWithExpectedParametersSet()
{
// Setup
var mocks = new MockRepository();
var distribution = mocks.Stub <IDistribution>();
mocks.ReplayAll();
var random = new Random(21);
RoundedDouble mean = random.NextRoundedDouble();
RoundedDouble standardDeviation = random.NextRoundedDouble();
distribution.Mean = mean;
distribution.StandardDeviation = standardDeviation;
// Call
StochastConfiguration configuration = distribution.ToStochastConfiguration();
// Assert
Assert.AreEqual(mean, configuration.Mean);
Assert.AreEqual(standardDeviation, configuration.StandardDeviation);
}
public void ToStochastConfiguration_WithVariationCoefficientDistribution_InstanceWithExpectedParametersSet()
{
// Setup
var mocks = new MockRepository();
var distribution = mocks.Stub <IVariationCoefficientDistribution>();
mocks.ReplayAll();
var random = new Random(21);
RoundedDouble mean = random.NextRoundedDouble();
RoundedDouble variationCoefficient = random.NextRoundedDouble();
distribution.Mean = mean;
distribution.CoefficientOfVariation = variationCoefficient;
// Call
StochastConfiguration configuration = distribution.ToStochastConfiguration();
// Assert
Assert.AreEqual(mean, configuration.Mean);
Assert.AreEqual(variationCoefficient, configuration.VariationCoefficient);
}
/// <summary>
/// Sets the stochast parameters.
/// </summary>
/// <typeparam name="TDistribution">The type of the distribution to read.</typeparam>
/// <typeparam name="TCalculationInput">The type of the calculation input.</typeparam>
/// <param name="stochastName">The stochast's name.</param>
/// <param name="calculationName">The name of the calculation to configure.</param>
/// <param name="input">The input for which to assign the read stochast.</param>
/// <param name="stochastConfiguration">The configuration of the stochast.</param>
/// <param name="getStochast">The function for obtaining the stochast to read.</param>
/// <param name="setStochast">The function to set the stochast with the read parameters.</param>
/// <param name="log">Log used to write out errors.</param>
/// <returns><c>true</c> if reading all required stochast parameters was successful,
/// <c>false</c> otherwise.</returns>
public static bool TrySetStandardDeviationStochast <TDistribution, TCalculationInput>(
string stochastName,
string calculationName,
TCalculationInput input,
StochastConfiguration stochastConfiguration,
Func <TCalculationInput, TDistribution> getStochast,
Action <TCalculationInput, TDistribution> setStochast,
ILog log)
where TDistribution : IDistribution
where TCalculationInput : ICalculationInput
{
if (stochastConfiguration == null)
{
return(true);
}
if (stochastConfiguration.VariationCoefficient.HasValue)
{
log.LogCalculationConversionError(string.Format(
Resources.ConfigurationImportHelper_TrySetStandardDeviationStochast_Stochast_0_requires_standard_deviation_but_variation_coefficient_found_for_Calculation_1_,
stochastName,
calculationName),
calculationName);
return(false);
}
var distribution = (TDistribution)getStochast(input).Clone();
if (!distribution.TrySetDistributionProperties(stochastConfiguration,
stochastName,
calculationName))
{
return(false);
}
setStochast(input, distribution);
return(true);
}
public void GetStochastConfiguration_StochastWithParameters_ReturnsNewStochastWithParametersSet()
{
// Setup
const string stochastName = "stochastA";
const double mean = 1.2;
const double standardDeviation = 3.5;
var stochastElement = new XElement("stochast");
stochastElement.SetAttributeValue("naam", stochastName);
stochastElement.Add(new XElement("verwachtingswaarde", mean));
stochastElement.Add(new XElement("standaardafwijking", standardDeviation));
stochastElement.Add(new XElement("variatiecoefficient", standardDeviation));
var xElement = new XElement("root", new XElement("stochasten", stochastElement));
// Call
StochastConfiguration stochast = xElement.GetStochastConfiguration(stochastName);
// Assert
Assert.AreEqual(mean, stochast.Mean);
Assert.AreEqual(standardDeviation, stochast.StandardDeviation);
Assert.AreEqual(standardDeviation, stochast.VariationCoefficient);
}
public void TrySetStandardDeviationStochast_StochastConfigurationWithStandardDeviation_LogsErrorReturnsFalse()
{
// Setup
const string stochastName = "some stochast name";
const string calculationName = "some calculation name";
const string expectedFormat = "{0} Berekening '{1}' is overgeslagen.";
string expectedError = $"Indien voor parameter '{stochastName}' de spreiding wordt opgegeven, moet dit door middel van een standaardafwijking. " +
$"Voor berekening '{calculationName}' is een variatiecoëfficiënt gevonden.";
var mocks = new MockRepository();
var log = mocks.StrictMock <ILog>();
log.Expect(l => l.ErrorFormat(expectedFormat, expectedError, calculationName));
mocks.ReplayAll();
var configuration = new StochastConfiguration
{
VariationCoefficient = new Random(21).NextDouble()
};
var input = new TestInputWithStochasts();
// Call
bool valid = ConfigurationImportHelper.TrySetStandardDeviationStochast(
stochastName,
calculationName,
input, configuration,
i => i.Distribution,
(i, s) => i.Distribution = s,
log);
// Assert
Assert.IsFalse(valid);
mocks.VerifyAll();
}
public static void PublicWriteDistributionWhenAvailable(XmlWriter writer, string distributionName, StochastConfiguration configuration)
{
WriteDistributionWhenAvailable(writer, distributionName, configuration);
}
public void WriteDistribution_WithDifferentSetParameters_WritesStochastWithSetParameters(StochastConfiguration distribution, string fileName)
{
// Setup
string filePath = TestHelper.GetScratchPadPath(nameof(WriteDistribution_WithDifferentSetParameters_WritesStochastWithSetParameters));
const string name = "distribution";
try
{
using (XmlWriter xmlWriter = CreateXmlWriter(filePath))
{
// Call
xmlWriter.WriteDistribution(name, distribution);
}
// Assert
string actualXml = File.ReadAllText(filePath);
string expectedXml = GetTestFileContent(fileName);
Assert.AreEqual(expectedXml, actualXml);
}
finally
{
File.Delete(filePath);
}
}
public void SetAllStochasts_Always_CallsGettersAndSetters(
bool setStandardDeviationStochastSuccessful,
bool setVariationCoefficientStochastSuccessful)
{
// Setup
const string calculationName = "name";
var mocks = new MockRepository();
var configuration = mocks.Stub <StructuresCalculationConfiguration>(calculationName);
mocks.ReplayAll();
configuration.StructureId = "some ID";
var random = new Random(21);
double allowedLevelIncreaseStorageMean = setStandardDeviationStochastSuccessful ? random.NextDouble() : -1;
double allowedLevelIncreaseStorageStandardDeviation = random.NextDouble();
double criticalOvertoppingDischargeMean = setVariationCoefficientStochastSuccessful ? random.NextDouble() : -1;
double criticalOvertoppingDischargeCoefficientOfVariation = random.NextDouble();
var calculation = new StructuresCalculation <SimpleStructuresInput>();
var standardDeviationStochastConfiguration = new StochastConfiguration
{
Mean = allowedLevelIncreaseStorageMean,
StandardDeviation = allowedLevelIncreaseStorageStandardDeviation
};
var variationCoefficientStochastConfiguration = new StochastConfiguration
{
Mean = criticalOvertoppingDischargeMean,
VariationCoefficient = criticalOvertoppingDischargeCoefficientOfVariation
};
var definitionA =
new StructuresCalculationStochastAssigner <StructuresCalculationConfiguration, SimpleStructuresInput, StructureBase> .StandardDeviationDefinition("stochastA",
standardDeviationStochastConfiguration,
input => input.AllowedLevelIncreaseStorage,
(input, distribution) =>
{
input.AllowedLevelIncreaseStorage = (LogNormalDistribution)distribution;
});
var definitionB =
new StructuresCalculationStochastAssigner <StructuresCalculationConfiguration, SimpleStructuresInput, StructureBase> .VariationCoefficientDefinition("stochastB",
variationCoefficientStochastConfiguration,
input => input.CriticalOvertoppingDischarge,
(input, distribution) =>
{
input.CriticalOvertoppingDischarge = (VariationCoefficientLogNormalDistribution)distribution;
});
var assigner = new SimpleStructuresCalculationStochastAssigner(
configuration,
calculation)
{
StandardDeviationStochasts = new[]
{
definitionA
},
VariationCoefficientStochasts = new[]
{
definitionB
}
};
// Call
bool valid = assigner.Assign();
// Assert
Assert.AreEqual(setStandardDeviationStochastSuccessful && setVariationCoefficientStochastSuccessful, valid);
if (valid)
{
Assert.AreEqual(allowedLevelIncreaseStorageMean,
calculation.InputParameters.AllowedLevelIncreaseStorage.Mean,
calculation.InputParameters.AllowedLevelIncreaseStorage.Mean.GetAccuracy());
Assert.AreEqual(allowedLevelIncreaseStorageStandardDeviation,
calculation.InputParameters.AllowedLevelIncreaseStorage.StandardDeviation,
calculation.InputParameters.AllowedLevelIncreaseStorage.StandardDeviation.GetAccuracy());
Assert.AreEqual(criticalOvertoppingDischargeMean,
calculation.InputParameters.CriticalOvertoppingDischarge.Mean,
calculation.InputParameters.CriticalOvertoppingDischarge.Mean.GetAccuracy());
Assert.AreEqual(criticalOvertoppingDischargeCoefficientOfVariation,
calculation.InputParameters.CriticalOvertoppingDischarge.CoefficientOfVariation,
calculation.InputParameters.CriticalOvertoppingDischarge.CoefficientOfVariation.GetAccuracy());
}
mocks.VerifyAll();
}
/// <summary>
/// Writes a distribution configuration when it has a value.
/// </summary>
/// <param name="writer">The writer to use for writing.</param>
/// <param name="distributionName">The name of the distribution.</param>
/// <param name="configuration">The configuration for the distribution that can be <c>null</c>.</param>
/// <exception cref="ArgumentNullException">Thrown when <paramref name="writer"/> or <paramref name="distributionName"/>
/// is <c>null</c>.</exception>
/// <exception cref="InvalidOperationException">Thrown when the <paramref name="writer"/>
/// is closed.</exception>
protected static void WriteDistributionWhenAvailable(XmlWriter writer, string distributionName, StochastConfiguration configuration)
{
if (writer == null)
{
throw new ArgumentNullException(nameof(writer));
}
if (distributionName == null)
{
throw new ArgumentNullException(nameof(distributionName));
}
if (configuration != null)
{
writer.WriteDistribution(distributionName, configuration);
}
}
