public void ImprovedEulersTests(double expected, double step, double iterations, string function, double x, params double[] y)
{
Queue <Element> calculated = RPN.SYA(function);
double value = DiffEquations.ImprovedEulers(calculated, step, x, y.ToList(), (int)iterations);
Assert.AreEqual(expected, value, 1e-3);
}
public void EulersTests(double expected, double step, double x, double y, double iterations, string function)
{
Queue <Element> calculated = RPN.SYA(function);
double value = DiffEquations.Eulers(calculated, step, x, y, (int)iterations);
Assert.AreEqual(expected, value, 1e-3);
}
public void SimpsonsTests(double?expected, double lowerBound, double upperBound, double numOrdinates, string function)
{
Queue <Element> calculated = RPN.SYA(function);
double? value = Integration.Simpsons(calculated, lowerBound, upperBound, numOrdinates);
if (expected.HasValue)
{
Assert.AreEqual(expected.Value, value.Value, 1e-3);
}
else
{
Assert.AreEqual(expected, value);
}
}
public void RPNIntegrationTests(double expected, string input, double xValue = 0)
{
Queue <Element> calculated = RPN.SYA(input);
Assert.AreEqual(expected, RPN.Compute(calculated, ("x", xValue)), 1e-6);
}
public void SYATests(string expected, string input)
{
Queue <Element> calculated = RPN.SYA(input);
Assert.AreEqual(expected, RPN.ToString(calculated));
}