public void TestThatMaxIsMax()
{
// 20ft span, max moment should occur at L/2 +/- 1.25ft (for 20ft = 11.25ft)
var analysis = new E80Analysis();
analysis.Span = 20;
analysis.ImpactFactor = 1.0;
analysis.DistFactor = 1.0;
analysis.IncrementInches = 1;
analysis.TrainType = TrainConfig.E80;
analysis.GetTrain();
Dictionary <string, double> vals = analysis.CalculateSingleLocation(11.25);
double maxMoment = vals["m"];
Dictionary <string, double> valsBefore = analysis.CalculateSingleLocation(11);
double beforeMoment = valsBefore["m"];
Dictionary <string, double> valsAfter = analysis.CalculateSingleLocation(11.5);
double afterMoment = valsAfter["m"];
Assert.IsTrue(maxMoment > beforeMoment && maxMoment > afterMoment);
}
public void TestIncrementNotSet()
{
var analysis = new E80Analysis();
analysis.ImpactFactor = 1.0;
analysis.DistFactor = 1.0;
analysis.Span = 20;
analysis.TrainType = TrainConfig.E80;
analysis.GetTrain();
Assert.ThrowsException <MissingFieldException>(() => analysis.CalculateSingleLocation(10));
}
public void TestSpanNotSet()
{
// moment at span end should be zero
var analysis = new E80Analysis();
analysis.ImpactFactor = 1.0;
analysis.DistFactor = 1.0;
analysis.IncrementInches = 1;
analysis.TrainType = TrainConfig.E80;
analysis.GetTrain();
Assert.ThrowsException <MissingFieldException>(() => analysis.CalculateSingleLocation(10));
}
public void TestImpactAndDistNotSet()
{
// shouldn't throw an error
var analysis = new E80Analysis();
analysis.Span = 20;
analysis.IncrementInches = 1;
analysis.TrainType = TrainConfig.E80;
analysis.GetTrain();
Dictionary <string, double> vals;
vals = analysis.CalculateSingleLocation(10);
Assert.IsNotNull(vals);
}
public void TestE80ZeroMoment2()
{
// moment at span end should be zero
var analysis = new E80Analysis();
analysis.Span = 20;
analysis.ImpactFactor = 1.0;
analysis.DistFactor = 1.0;
analysis.IncrementInches = 1;
analysis.TrainType = TrainConfig.E80;
analysis.GetTrain();
Dictionary <string, double> vals = analysis.CalculateSingleLocation(analysis.Span);
double expectedMaxMoment = 0;
double calculatedMaxMoment = vals["m"];
Assert.AreEqual(expectedMaxMoment, calculatedMaxMoment, 0.001);
}
public void TestE80MaxMoment()
{
// 20ft span, 412.5k (per AREMA 2017) per axle = 825k max moment at L/2 +/- 1.25ft (for 20ft = 11.25ft)
// with 0.1% error allowance
var analysis = new E80Analysis();
analysis.Span = 20;
analysis.ImpactFactor = 1.0;
analysis.DistFactor = 1.0;
analysis.IncrementInches = 1;
analysis.TrainType = TrainConfig.E80;
analysis.GetTrain();
Dictionary <string, double> vals = analysis.CalculateSingleLocation(11.25);
double expectedMaxMoment = 825;
double calculatedMaxMoment = vals["m"];
Assert.AreEqual(expectedMaxMoment, calculatedMaxMoment, 0.001);
}