public void Constructor_ExpectedValues()
{
// Call
var kernel = new AggregatedDistanceCalculatorKernel();
// Assert
Assert.IsInstanceOf <IAggregatedDistanceCalculatorKernel>(kernel);
}
public void Validate_AircraftDataNull_ThrowsArgumentNullException()
{
// Setup
var random = new Random(21);
double density = random.NextDouble();
double gravitationalAcceleration = random.NextDouble();
int nrOfFailedEngines = random.Next();
var kernel = new AggregatedDistanceCalculatorKernel();
// Call
TestDelegate call = () => kernel.Validate(null, density, gravitationalAcceleration, nrOfFailedEngines);
// Assert
var exception = Assert.Throws <ArgumentNullException>(call);
Assert.AreEqual("aircraftData", exception.ParamName);
}
public void Validate_AllDataInvalid_ReturnsExpectedValidationResult()
{
// Setup
AircraftData aircraftData = AircraftDataTestFactory.CreateRandomAircraftData();
var kernel = new AggregatedDistanceCalculatorKernel();
// Call
KernelValidationError result = kernel.Validate(aircraftData, 0, 0,
aircraftData.NrOfEngines + 1);
// Assert
const KernelValidationError expectedResult = KernelValidationError.InvalidDensity
| KernelValidationError.InvalidGravitationalAcceleration
| KernelValidationError.InvalidNrOfFailedEngines;
Assert.AreEqual(expectedResult, result);
}
public void GivenKernel_WhenCalculationsAreMadeForVelocityRange_ThenReturnsExpectedOutputsAndBalancedFieldLength(AircraftData aircraftData,
IntegrationReferenceData integrationReferenceData)
{
// Given
var integrator = new EulerIntegrator();
var calculationKernel = new AggregatedDistanceCalculatorKernel();
// When
var outputs = new List <AggregatedDistanceOutput>();
for (int i = 0; i < 90; i++)
{
var calculationSettings = new CalculationSettings(i, maximumTimeSteps, timeStep);
AggregatedDistanceOutput result = calculationKernel.Calculate(aircraftData,
integrator,
1,
density,
gravitationalAcceleration,
calculationSettings);
outputs.Add(result);
}
BalancedFieldLength balancedFieldLength = BalancedFieldLengthCalculator.CalculateBalancedFieldLength(outputs);
// Then
IEnumerable <ReferenceOutput> referenceOutputs = GetReferenceOutputs(integrationReferenceData.FileName);
int expectedLength = referenceOutputs.Count();
Assert.AreEqual(expectedLength, outputs.Count, "Number of reference data entries do not match with actual number of entries");
int velocity = 0;
foreach (ReferenceOutput referenceOutput in referenceOutputs)
{
Assert.AreEqual(referenceOutput.Velocity, outputs[velocity].FailureSpeed);
Assert.AreEqual(referenceOutput.ContinuedTakeOffDistance, outputs[velocity].ContinuedTakeOffDistance, tolerance);
Assert.AreEqual(referenceOutput.AbortedTakeOffDistance, outputs[velocity].AbortedTakeOffDistance, tolerance);
velocity++;
}
Assert.AreEqual(integrationReferenceData.Velocity, balancedFieldLength.Velocity, tolerance);
Assert.AreEqual(integrationReferenceData.Distance, balancedFieldLength.Distance, tolerance);
}
public void Validate_WithValidData_ReturnsExpectedValidationResult()
{
// Setup
var random = new Random(21);
AircraftData aircraftData = AircraftDataTestFactory.CreateRandomAircraftData();
double density = random.NextDouble();
double gravitationalAcceleration = random.NextDouble();
var kernel = new AggregatedDistanceCalculatorKernel();
// Call
KernelValidationError result = kernel.Validate(aircraftData,
density,
gravitationalAcceleration,
aircraftData.NrOfEngines - 1);
// Assert
Assert.AreEqual(KernelValidationError.None, result);
}
public void Validate_DensityInvalid_ReturnsExpectedValidationResult(double density)
{
// Setup
var random = new Random(21);
AircraftData aircraftData = AircraftDataTestFactory.CreateRandomAircraftData();
double gravitationalAcceleration = random.NextDouble();
var kernel = new AggregatedDistanceCalculatorKernel();
// Call
KernelValidationError result = kernel.Validate(aircraftData,
density,
gravitationalAcceleration,
aircraftData.NrOfEngines - 1);
// Assert
Assert.IsTrue(result.HasFlag(KernelValidationError.InvalidDensity));
Assert.IsFalse(result.HasFlag(KernelValidationError.InvalidGravitationalAcceleration));
Assert.IsFalse(result.HasFlag(KernelValidationError.InvalidNrOfFailedEngines));
}