public static void Constructor_ExpectedValues()
{
// Setup
var random = new Random(21);
int nrOfEngines = random.Next();
double maximumThrustPerEngine = random.NextDouble();
double takeOffWeight = random.NextDouble();
Angle pitchAngleGradient = random.NextAngle();
Angle maximumPitchAngle = random.NextAngle();
double rollingResistanceCoefficient = random.NextDouble();
double brakingResistanceCoefficient = random.NextDouble();
AerodynamicsData aerodynamicsData = AerodynamicsDataTestFactory.CreateAerodynamicsData();
// Call
var aircraftData = new AircraftData(nrOfEngines, maximumThrustPerEngine,
takeOffWeight,
pitchAngleGradient, maximumPitchAngle,
rollingResistanceCoefficient, brakingResistanceCoefficient,
aerodynamicsData);
// Assert
Assert.AreEqual(nrOfEngines, aircraftData.NrOfEngines);
Assert.AreEqual(maximumThrustPerEngine, aircraftData.MaximumThrustPerEngine);
Assert.AreEqual(takeOffWeight, aircraftData.TakeOffWeight);
Assert.AreEqual(pitchAngleGradient.Degrees, aircraftData.PitchAngleGradient.Degrees);
Assert.AreEqual(maximumPitchAngle.Degrees, aircraftData.MaximumPitchAngle.Degrees);
Assert.AreEqual(rollingResistanceCoefficient, aircraftData.RollingResistanceCoefficient);
Assert.AreEqual(brakingResistanceCoefficient, aircraftData.BrakingResistanceCoefficient);
Assert.AreSame(aerodynamicsData, aircraftData.AerodynamicsData);
}
private static IEnumerable <TestCaseData> GetNegativeVelocityTestCases()
{
var random = new Random(21);
AerodynamicsData aerodynamicsData = AerodynamicsDataTestFactory.CreateAerodynamicsData();
Angle angleOfAttack = random.NextAngle();
double liftCoefficient = random.NextDouble();
double density = random.NextDouble();
double invalidVelocity = -random.NextDouble();
yield return(new TestCaseData(new Action(() => AerodynamicsHelper.CalculateLift(aerodynamicsData,
angleOfAttack,
density,
invalidVelocity)))
.SetName("CalculateLift"));
yield return(new TestCaseData(new Action(() => AerodynamicsHelper.CalculateDragWithEngineFailure(aerodynamicsData,
liftCoefficient,
density,
invalidVelocity)))
.SetName("CalculateDragWithEngineFailure"));
yield return(new TestCaseData(new Action(() => AerodynamicsHelper.CalculateDragWithoutEngineFailure(aerodynamicsData,
liftCoefficient,
density,
invalidVelocity)))
.SetName("CalculateDragWithoutEngineFailure"));
}
private static IEnumerable <TestCaseData> GetInvalidDensityTestCases()
{
var random = new Random(21);
AerodynamicsData aerodynamicsData = AerodynamicsDataTestFactory.CreateAerodynamicsData();
Angle angleOfAttack = random.NextAngle();
double liftCoefficient = random.NextDouble();
double invalidDensity = -random.NextDouble();
double velocity = random.NextDouble();
double takeOffWeight = random.NextDouble();
yield return(new TestCaseData(new Action(() => AerodynamicsHelper.CalculateLift(aerodynamicsData,
angleOfAttack,
invalidDensity,
velocity)))
.SetName("CalculateLift - Negative"));
yield return(new TestCaseData(new Action(() => AerodynamicsHelper.CalculateLift(aerodynamicsData,
angleOfAttack,
0,
velocity)))
.SetName("CalculateLift - Zero"));
yield return(new TestCaseData(new Action(() => AerodynamicsHelper.CalculateDragWithEngineFailure(aerodynamicsData,
liftCoefficient,
invalidDensity,
velocity)))
.SetName("CalculateDragWithEngineFailure - Negative"));
yield return(new TestCaseData(new Action(() => AerodynamicsHelper.CalculateDragWithEngineFailure(aerodynamicsData,
liftCoefficient,
0,
velocity)))
.SetName("CalculateDragWithEngineFailure - Zero"));
yield return(new TestCaseData(new Action(() => AerodynamicsHelper.CalculateDragWithoutEngineFailure(aerodynamicsData,
liftCoefficient,
invalidDensity,
velocity)))
.SetName("CalculateDragWithoutEngineFailure - Negative"));
yield return(new TestCaseData(new Action(() => AerodynamicsHelper.CalculateDragWithoutEngineFailure(aerodynamicsData,
liftCoefficient,
0,
velocity)))
.SetName("CalculateDragWithoutEngineFailure - Zero"));
yield return(new TestCaseData(new Action(() => AerodynamicsHelper.CalculateStallSpeed(aerodynamicsData,
takeOffWeight,
invalidDensity)))
.SetName("CalculateStallSpeed - Negative"));
yield return(new TestCaseData(new Action(() => AerodynamicsHelper.CalculateStallSpeed(aerodynamicsData,
takeOffWeight,
0)))
.SetName("CalculateStallSpeed - Zero"));
}
private static IEnumerable <TestCaseData> GetInvalidLiftCoefficientTestCases()
{
var random = new Random(21);
AerodynamicsData aerodynamicsData = AerodynamicsDataTestFactory.CreateAerodynamicsData();
yield return(new TestCaseData(aerodynamicsData, -random.NextDouble())
.SetName("Lift Coefficient < 0"));
yield return(new TestCaseData(aerodynamicsData, aerodynamicsData.MaximumLiftCoefficient + random.NextDouble())
.SetName("Lift Coefficient > Maximum lift coefficient CLMax"));
}
public static void CreateAerodynamicsData_Always_ReturnsAerodynamicsData()
{
// Call
AerodynamicsData aerodynamicsData = AerodynamicsDataTestFactory.CreateAerodynamicsData();
// Assert
Assert.IsTrue(IsConcreteNonZeroNumber(aerodynamicsData.AspectRatio));
Assert.IsTrue(IsConcreteNonZeroNumber(aerodynamicsData.WingArea));
Assert.IsTrue(IsConcreteNonZeroNumber(aerodynamicsData.ZeroLiftAngleOfAttack.Degrees));
Assert.IsTrue(IsConcreteNonZeroNumber(aerodynamicsData.LiftCoefficientGradient));
Assert.IsTrue(IsConcreteNonZeroNumber(aerodynamicsData.MaximumLiftCoefficient));
Assert.IsTrue(IsConcreteNonZeroNumber(aerodynamicsData.RestDragCoefficientWithoutEngineFailure));
Assert.IsTrue(IsConcreteNonZeroNumber(aerodynamicsData.RestDragCoefficientWithEngineFailure));
Assert.IsTrue(IsConcreteNonZeroNumber(aerodynamicsData.OswaldFactor));
}
private static IEnumerable <TestCaseData> GetInvalidValuesForPropertiesLargerOrEqualToZero()
{
var random = new Random(21);
int nrOfEngines = random.Next();
double maximumThrustPerEngine = random.NextDouble();
double takeOffWeight = random.NextDouble();
Angle pitchAngleGradient = random.NextAngle();
Angle maximumPitchAngle = random.NextAngle();
double rollingResistanceCoefficient = random.NextDouble();
double brakingResistanceCoefficient = random.NextDouble();
AerodynamicsData aerodynamicsData = AerodynamicsDataTestFactory.CreateAerodynamicsData();
const string rollingResistanceCoefficientPropertyName = "rollingResistanceCoefficient";
yield return(new TestCaseData(new Action(() => new AircraftData(nrOfEngines, maximumThrustPerEngine, takeOffWeight,
pitchAngleGradient, maximumPitchAngle,
-1e-1, brakingResistanceCoefficient,
aerodynamicsData)),
rollingResistanceCoefficientPropertyName)
.SetName($"{rollingResistanceCoefficientPropertyName} Negative"));
yield return(new TestCaseData(new Action(() => new AircraftData(nrOfEngines, maximumThrustPerEngine, takeOffWeight,
pitchAngleGradient, maximumPitchAngle,
double.NegativeInfinity, brakingResistanceCoefficient,
aerodynamicsData)),
rollingResistanceCoefficientPropertyName)
.SetName($"{rollingResistanceCoefficientPropertyName} NegativeInfinity"));
const string brakingResistanceCoefficientPropertyName = "brakingResistanceCoefficient";
yield return(new TestCaseData(new Action(() => new AircraftData(nrOfEngines, maximumThrustPerEngine, takeOffWeight,
pitchAngleGradient, maximumPitchAngle,
rollingResistanceCoefficient, -1e-1,
aerodynamicsData)),
brakingResistanceCoefficientPropertyName)
.SetName($"{brakingResistanceCoefficientPropertyName} Negative"));
yield return(new TestCaseData(new Action(() => new AircraftData(nrOfEngines, maximumThrustPerEngine, takeOffWeight,
pitchAngleGradient, maximumPitchAngle,
rollingResistanceCoefficient, double.NegativeInfinity,
aerodynamicsData)),
brakingResistanceCoefficientPropertyName)
.SetName($"{brakingResistanceCoefficientPropertyName} NegativeInfinity"));
}
private static IEnumerable <TestCaseData> GetInvalidConcreteValuesForProperties()
{
var random = new Random(21);
int nrOfEngines = random.Next();
double maximumThrustPerEngine = random.NextDouble();
double takeOffWeight = random.NextDouble();
Angle pitchAngleGradient = random.NextAngle();
Angle maximumPitchAngle = random.NextAngle();
double rollingResistanceCoefficient = random.NextDouble();
double brakingResistanceCoefficient = random.NextDouble();
AerodynamicsData aerodynamicsData = AerodynamicsDataTestFactory.CreateAerodynamicsData();
const string maximumThrustPerEnginePropertyName = "maximumThrustPerEngine";
yield return(new TestCaseData(new Action(() => new AircraftData(nrOfEngines, double.NaN, takeOffWeight,
pitchAngleGradient, maximumPitchAngle,
rollingResistanceCoefficient, brakingResistanceCoefficient,
aerodynamicsData)),
maximumThrustPerEnginePropertyName)
.SetName($"{maximumThrustPerEnginePropertyName} NaN"));
yield return(new TestCaseData(new Action(() => new AircraftData(nrOfEngines, double.PositiveInfinity, takeOffWeight,
pitchAngleGradient, maximumPitchAngle,
rollingResistanceCoefficient, brakingResistanceCoefficient,
aerodynamicsData)),
maximumThrustPerEnginePropertyName)
.SetName($"{maximumThrustPerEnginePropertyName} PositiveInfinity"));
const string takeOffWeightPropertyName = "takeOffWeight";
yield return(new TestCaseData(new Action(() => new AircraftData(nrOfEngines, maximumThrustPerEngine, double.NaN,
pitchAngleGradient, maximumPitchAngle,
rollingResistanceCoefficient, brakingResistanceCoefficient,
aerodynamicsData)),
takeOffWeightPropertyName)
.SetName($"{takeOffWeightPropertyName} NaN"));
yield return(new TestCaseData(new Action(() => new AircraftData(nrOfEngines, maximumThrustPerEngine, double.PositiveInfinity,
pitchAngleGradient, maximumPitchAngle,
rollingResistanceCoefficient, brakingResistanceCoefficient,
aerodynamicsData)),
takeOffWeightPropertyName)
.SetName($"{takeOffWeightPropertyName} PositiveInfinity"));
const string pitchAngleGradientPropertyName = "pitchAngleGradient";
yield return(new TestCaseData(new Action(() => new AircraftData(nrOfEngines, maximumThrustPerEngine, takeOffWeight,
Angle.FromRadians(double.NaN), maximumPitchAngle,
rollingResistanceCoefficient, brakingResistanceCoefficient,
aerodynamicsData)),
pitchAngleGradientPropertyName)
.SetName($"{pitchAngleGradientPropertyName} NaN"));
yield return(new TestCaseData(new Action(() => new AircraftData(nrOfEngines, maximumThrustPerEngine, takeOffWeight,
Angle.FromRadians(double.PositiveInfinity), maximumPitchAngle,
rollingResistanceCoefficient, brakingResistanceCoefficient,
aerodynamicsData)),
pitchAngleGradientPropertyName)
.SetName($"{pitchAngleGradientPropertyName} PositiveInfinity"));
const string maximumPitchAnglePropertyName = "maximumPitchAngle";
yield return(new TestCaseData(new Action(() => new AircraftData(nrOfEngines, maximumThrustPerEngine, takeOffWeight,
pitchAngleGradient, Angle.FromRadians(double.NaN),
rollingResistanceCoefficient, brakingResistanceCoefficient,
aerodynamicsData)),
maximumPitchAnglePropertyName)
.SetName($"{maximumPitchAnglePropertyName} NaN"));
yield return(new TestCaseData(new Action(() => new AircraftData(nrOfEngines, maximumThrustPerEngine, takeOffWeight,
pitchAngleGradient, Angle.FromRadians(double.PositiveInfinity),
rollingResistanceCoefficient, brakingResistanceCoefficient,
aerodynamicsData)),
maximumPitchAnglePropertyName)
.SetName($"{maximumPitchAnglePropertyName} PositiveInfinity"));
const string rollingResistanceCoefficientPropertyName = "rollingResistanceCoefficient";
yield return(new TestCaseData(new Action(() => new AircraftData(nrOfEngines, maximumThrustPerEngine, takeOffWeight,
pitchAngleGradient, maximumPitchAngle,
double.NaN, brakingResistanceCoefficient,
aerodynamicsData)),
rollingResistanceCoefficientPropertyName)
.SetName($"{rollingResistanceCoefficientPropertyName} NaN"));
yield return(new TestCaseData(new Action(() => new AircraftData(nrOfEngines, maximumThrustPerEngine, takeOffWeight,
pitchAngleGradient, maximumPitchAngle,
double.PositiveInfinity, brakingResistanceCoefficient,
aerodynamicsData)),
rollingResistanceCoefficientPropertyName)
.SetName($"{rollingResistanceCoefficientPropertyName} PositiveInfinity"));
const string brakingResistanceCoefficientPropertyName = "brakingResistanceCoefficient";
yield return(new TestCaseData(new Action(() => new AircraftData(nrOfEngines, maximumThrustPerEngine, takeOffWeight,
pitchAngleGradient, maximumPitchAngle,
rollingResistanceCoefficient, double.NaN,
aerodynamicsData)),
brakingResistanceCoefficientPropertyName)
.SetName($"{brakingResistanceCoefficientPropertyName} NaN"));
yield return(new TestCaseData(new Action(() => new AircraftData(nrOfEngines, maximumThrustPerEngine, takeOffWeight,
pitchAngleGradient, maximumPitchAngle,
rollingResistanceCoefficient, double.PositiveInfinity,
aerodynamicsData)),
brakingResistanceCoefficientPropertyName)
.SetName($"{brakingResistanceCoefficientPropertyName} PositiveInfinity"));
}
private static IEnumerable <TestCaseData> GetInvalidValuesForPropertiesLessThanZero()
{
var random = new Random(21);
int nrOfEngines = random.Next();
double maximumThrustPerEngine = random.NextDouble();
double takeOffWeight = random.NextDouble();
Angle pitchAngleGradient = random.NextAngle();
Angle maximumPitchAngle = random.NextAngle();
double rollingResistanceCoefficient = random.NextDouble();
double brakingResistanceCoefficient = random.NextDouble();
AerodynamicsData aerodynamicsData = AerodynamicsDataTestFactory.CreateAerodynamicsData();
const string nrOfenginesPropertyName = "nrOfEngines";
yield return(new TestCaseData(new Action(() => new AircraftData(-1, maximumThrustPerEngine, takeOffWeight,
pitchAngleGradient, maximumPitchAngle,
rollingResistanceCoefficient, brakingResistanceCoefficient,
aerodynamicsData)),
nrOfenginesPropertyName)
.SetName($"{nrOfenginesPropertyName} Negative"));
yield return(new TestCaseData(new Action(() => new AircraftData(0, maximumThrustPerEngine, takeOffWeight,
pitchAngleGradient, maximumPitchAngle,
rollingResistanceCoefficient, brakingResistanceCoefficient,
aerodynamicsData)),
nrOfenginesPropertyName)
.SetName($"{nrOfenginesPropertyName} Zero"));
const string maximumThrustPerEnginePropertyName = "maximumThrustPerEngine";
yield return(new TestCaseData(new Action(() => new AircraftData(nrOfEngines, -1e-1, takeOffWeight,
pitchAngleGradient, maximumPitchAngle,
rollingResistanceCoefficient, brakingResistanceCoefficient,
aerodynamicsData)),
maximumThrustPerEnginePropertyName)
.SetName($"{maximumThrustPerEnginePropertyName} Negative"));
yield return(new TestCaseData(new Action(() => new AircraftData(nrOfEngines, double.NegativeInfinity, takeOffWeight,
pitchAngleGradient, maximumPitchAngle,
rollingResistanceCoefficient, brakingResistanceCoefficient,
aerodynamicsData)),
maximumThrustPerEnginePropertyName)
.SetName($"{maximumThrustPerEnginePropertyName} NegativeInfinity"));
yield return(new TestCaseData(new Action(() => new AircraftData(nrOfEngines, 0, takeOffWeight,
pitchAngleGradient, maximumPitchAngle,
rollingResistanceCoefficient, brakingResistanceCoefficient,
aerodynamicsData)),
maximumThrustPerEnginePropertyName)
.SetName($"{maximumThrustPerEnginePropertyName} Zero"));
const string takeOffWeightPropertyName = "takeOffWeight";
yield return(new TestCaseData(new Action(() => new AircraftData(nrOfEngines, maximumThrustPerEngine, -1e-1,
pitchAngleGradient, maximumPitchAngle,
rollingResistanceCoefficient, brakingResistanceCoefficient,
aerodynamicsData)),
takeOffWeightPropertyName)
.SetName($"{takeOffWeightPropertyName} Negative"));
yield return(new TestCaseData(new Action(() => new AircraftData(nrOfEngines, maximumThrustPerEngine, double.NegativeInfinity,
pitchAngleGradient, maximumPitchAngle,
rollingResistanceCoefficient, brakingResistanceCoefficient,
aerodynamicsData)),
takeOffWeightPropertyName)
.SetName($"{takeOffWeightPropertyName} NegativeInfinity"));
yield return(new TestCaseData(new Action(() => new AircraftData(nrOfEngines, maximumThrustPerEngine, 0,
pitchAngleGradient, maximumPitchAngle,
rollingResistanceCoefficient, brakingResistanceCoefficient,
aerodynamicsData)),
takeOffWeightPropertyName)
.SetName($"{takeOffWeightPropertyName} Zero"));
const string pitchAngleGradientPropertyName = "pitchAngleGradient";
yield return(new TestCaseData(new Action(() => new AircraftData(nrOfEngines, maximumThrustPerEngine, takeOffWeight,
Angle.FromRadians(-1e-1), maximumPitchAngle,
rollingResistanceCoefficient, brakingResistanceCoefficient,
aerodynamicsData)),
pitchAngleGradientPropertyName)
.SetName($"{pitchAngleGradientPropertyName} Negative"));
yield return(new TestCaseData(new Action(() => new AircraftData(nrOfEngines, maximumThrustPerEngine, takeOffWeight,
Angle.FromRadians(double.NegativeInfinity), maximumPitchAngle,
rollingResistanceCoefficient, brakingResistanceCoefficient,
aerodynamicsData)),
pitchAngleGradientPropertyName)
.SetName($"{pitchAngleGradientPropertyName} NegativeInfinity"));
yield return(new TestCaseData(new Action(() => new AircraftData(nrOfEngines, maximumThrustPerEngine, takeOffWeight,
Angle.FromRadians(0), maximumPitchAngle,
rollingResistanceCoefficient, brakingResistanceCoefficient,
aerodynamicsData)),
pitchAngleGradientPropertyName)
.SetName($"{pitchAngleGradientPropertyName} Zero"));
const string maximumPitchAnglePropertyName = "maximumPitchAngle";
yield return(new TestCaseData(new Action(() => new AircraftData(nrOfEngines, maximumThrustPerEngine, takeOffWeight,
pitchAngleGradient, Angle.FromRadians(-1e-1),
rollingResistanceCoefficient, brakingResistanceCoefficient,
aerodynamicsData)),
maximumPitchAnglePropertyName)
.SetName($"{maximumPitchAnglePropertyName} Negative"));
yield return(new TestCaseData(new Action(() => new AircraftData(nrOfEngines, maximumThrustPerEngine, takeOffWeight,
pitchAngleGradient, Angle.FromRadians(double.NegativeInfinity),
rollingResistanceCoefficient, brakingResistanceCoefficient,
aerodynamicsData)),
maximumPitchAnglePropertyName)
.SetName($"{maximumPitchAnglePropertyName} NegativeInfinity"));
yield return(new TestCaseData(new Action(() => new AircraftData(nrOfEngines, maximumThrustPerEngine, takeOffWeight,
pitchAngleGradient, Angle.FromRadians(0),
rollingResistanceCoefficient, brakingResistanceCoefficient,
aerodynamicsData)),
maximumPitchAnglePropertyName)
.SetName($"{maximumPitchAnglePropertyName} Zero"));
}
