public void SimpsonMethod_InvalidIterationCount_Exception()
{
//assert
Func <double, double> func = x => x * x;
double a = 0;
double b = 20;
double h = -0.01;
//act
IMath math = new IntegralMath();
double res = math.Sims(a, b, h, func);
}
public void ParallelTooShortStep_Sims_Exception()
{
//assert
Func <double, double> func = x => x * x;
double a = 1;
double b = 10000;
double h = 0.0000001;
//act
IntegralMath math = new IntegralMath();
double res = math.pSims(a, b, h, func);
}
public void ParallelMixedUpLimits_Sims_Exception()
{
//assert
Func <double, double> func = x => x * x;
double a = 20;
double b = -20;
double h = 0.001;
//act
IntegralMath math = new IntegralMath();
double res = math.pSims(a, b, h, func);
}
public void TooShortStep_Trap_Exception()
{
//assert
Func <double, double> func = x => x * x;
double a = 1;
double b = 10000;
double h = 0.0000001;
//act
IMath math = new IntegralMath();
double res = math.Trap(a, b, h, func);
}
public void MixedUpLimits_Trap_Exception()
{
//assert
Func <double, double> func = x => x * x;
double a = 20;
double b = -20;
double h = 0.001;
//act
IMath math = new IntegralMath();
double res = math.Trap(a, b, h, func);
}
public void TrapMethod_InvalidStride_Exception()
{
//assert
Func <double, double> func = x => x * x;
double a = 0;
double b = 20;
double h = -0.01;
//act
IMath math = new IntegralMath();
double res = math.Trap(a, b, h, func);
}
public void SimsMethod_MaxIterationNumber_Exception()
{
//assert
Func <double, double> func = x => x * x;
double a = 0;
double b = 20;
int m = 100000000;
//act
IMath math = new IntegralMath();
double res = math.Sims(a, b, m, func);
}
public void SimsMethod_2X_400Returned()
{
//assert
Func <double, double> func = x => 2 * x;
double a = 0;
double b = 20;
double h = 0.001;
double correct_res = 400;
//act
IMath math = new IntegralMath();
double res = math.Sims(a, b, h, func);
//arrange
Assert.AreEqual(correct_res, res, 0.0001);
}
public void SimsMethod_XmultiplyX_2666Returned()
{
//assert
Func <double, double> func = x => x * x;
double a = 0;
double b = 20;
double h = 0.001;
double correct_res = 2666.66;
//act
IMath math = new IntegralMath();
double res = math.Sims(a, b, h, func);
//arrange
Assert.AreEqual(correct_res, res, 0.01);
}
public void ParallelTrapMethod_2X_400Returned()
{
//assert
Func <double, double> func = x => x * 2;
double a = 0;
double b = 20;
double h = 0.001;
double correct_res = 400.0;
//act
IntegralMath math = new IntegralMath();
double res = math.pTrap(a, b, h, func);
//arrange
Assert.AreEqual(correct_res, res, 0.001);
}
