public void FromPolynomial_0_1_0_0_Subtract_AnotherOne_1_10_2_Expected_Minus1_Minus9_Minus2()
{
var p = new Polynomial(0, 1, 0, 0);
var p1 = new Polynomial(1, 10, 2);
Polynomial res = p.Subtract(p1);
Assert.AreEqual(res, new Polynomial(-1, -9, -2));
}
public void Polynomial_1_2_3_Minus_AnotherOne_0_10_Expected_1_Minus8_3()
{
var p = new Polynomial(1, 2, 3);
var p1 = new Polynomial(0, 10);
Polynomial res = p - p1;
Assert.AreEqual(res, new Polynomial(1, -8, 3));
}
public void Polynomial_0_1_0_0_Add_AnotherOne_1_10_2_Expected_1_11_2()
{
var p = new Polynomial(0, 1, 0, 0);
var p1 = new Polynomial(1, 10, 2);
Polynomial res = p1.Add(p);
Assert.AreEqual(res, new Polynomial(1, 11, 2));
}
public void Polynomial_1_2_3_Plus_AnotherOne_0_10_Expected_1_12_3()
{
var p = new Polynomial(1, 2, 3);
var p1 = new Polynomial(0, 10);
Polynomial res = p + p1;
Assert.AreEqual(res, new Polynomial(1, 12, 3));
}
//[Specialize]
public static double TestLarge(double x)
{
double[] coef = new double[64];
for(int i = 0; i < coef.Length; i++)
coef[i] = i;
Polynomial p = new Polynomial(coef);
return p.Calc(x);
}
public static double Test2(double a0, double a1, double a2, double x)
{
double[] coef = {a0,a1,a2};
Polynomial p = new Polynomial(coef);
return p.Calc(x);
}
public static double Test(double x)
{
double[] coef = {1,2,3}; // p(x) = 1+2x+3x^2
Polynomial p = new Polynomial(coef);
return p.Calc(x);
}
public void TryToChangePolynom_ExpectedUnchangedValue()
{
var p = new Polynomial(5, 2, 0, 0);
p.Coefficients[0] = 10;
Assert.AreEqual(new Polynomial(5 ,2), p);
}
public void InitializePolynimialByNullArray_ExpectedException()
{
var p = new Polynomial(0, 0, 0);
}
public void PolynomialEquals()
{
var p = new Polynomial(5, 2, 0, 0);
var p1 = new Polynomial(5, 2);
Assert.AreEqual(p1.Equals(p), true);
}
public void CountValue_X_IsEquals5_Polynomial_5_2_Expected_15()
{
var p = new Polynomial(5, 2);
double d = p.CountValue(5);
Assert.AreEqual(d, 15);
}
public void Polynomial_0_1_10_0_MultiplyBy_5_Expected_0_5_50()
{
var p = new Polynomial(0, 1, 10, 0);
Polynomial res = p*5;
Assert.AreEqual(res, new Polynomial(0, 5, 50));
}
public void Number_5_MultiplyBy_Polynomial_0_1_10_0_Expected_0_5_50()
{
var p = new Polynomial(0, 1, 10, 0);
Polynomial res = 5*p;
Assert.AreEqual(res, new Polynomial(0, 5, 50));
}
public void InitializePolynomialByAnotherOne()
{
var p = new Polynomial(0, 1, 2, 3);
var p1 = new Polynomial(p);
Assert.AreEqual(p1, p);
}
public void CreationPolynomialCoeffs_0_1_2_3()
{
var p = new Polynomial(0,1,2,3,0,0);
Assert.AreEqual(new Polynomial(0,1,2,3), p);
}