public void NotEqualsTest2()
{
Polynomial testPoly = new Polynomial(32, 4, 6, 0, 47, 2, 4);
bool expected = testPoly != poly1;
Assert.AreEqual(expected, true);
}
public void EqualsTest1()
{
Polynomial testPoly = new Polynomial(1, 15, 0, 45, 1, 0, 14, 3, 0);
bool expected = testPoly == poly1;
Assert.AreEqual(expected, true);
}
public void EqualsTest3()
{
Polynomial testPoly = new Polynomial(1, 15, 0, 45, 1, 0, 14, 3, 0);
var expected = testPoly.Equals(poly1);
Assert.AreEqual(expected, true);
}
public static Polynomial operator +(Polynomial poly1, Polynomial poly2)
{
if (poly1 == null && poly2 == null)
throw new ArgumentNullException("Cannot to sum null refferences.");
if (poly1 == null || poly2 == null)
throw new ArgumentNullException("Cannot to sum polynomial with null.");
Polynomial newPoly;
if (poly1.Degree >= poly2.Degree)
{
newPoly = new Polynomial(poly1.Degree);
for (int i = 0; i <= newPoly.Degree; i++)
{
if (i <= poly2.Degree)
newPoly[i] = poly1[i] + poly2[i];
else newPoly[i] = poly1[i];
}
}
else
{
newPoly = new Polynomial(poly2.Degree);
for (int i = 0; i <= newPoly.Degree; i++)
{
if (i <= poly1.Degree)
newPoly[i] = poly1[i] + poly2[i];
else newPoly[i] = poly2[i];
}
}
return newPoly;
}
public static Polynomial operator /(Polynomial poly, double coefficient)
{
if (poly == null)
throw new ArgumentNullException("Cannot to divide null refference.");
if (coefficient == 0)
{
throw new DivideByZeroException();
}
Polynomial newPoly = new Polynomial(poly.Degree);
for (int i = 0; i <= newPoly.Degree; i++)
{
newPoly[i] = poly[i] / coefficient;
}
return newPoly;
}
public static Polynomial operator *(Polynomial poly, double coefficient)
{
if (poly == null)
throw new ArgumentNullException("Cannot to multiply null refference.");
Polynomial newPoly = new Polynomial(poly.Degree);
for (int i = 0; i <= newPoly.Degree; i++)
{
newPoly[i] = poly[i] * coefficient;
}
return newPoly;
}
public static Polynomial operator *(Polynomial poly1, Polynomial poly2)
{
if (poly1 == null && poly2 == null)
throw new ArgumentNullException("Cannot to multiply null refferences.");
if (poly1 == null || poly2 == null)
throw new ArgumentNullException("Cannot to multiply polynomial with null.");
Polynomial newPoly = new Polynomial(poly1.Degree + poly2.Degree);
for (int i = 0; i <= poly1.Degree; i++)
{
for (int j = 0; j <= poly2.Degree; j++)
{
newPoly[i + j] += poly1[i] * poly2[j];
}
}
return newPoly;
}
public static Polynomial operator -(Polynomial poly)
{
if (poly == null)
throw new ArgumentNullException("Cannot to negate null refference.");
Polynomial newPoly = new Polynomial(poly.Degree);
for (int i = 0; i <= poly.Degree; i++)
{
newPoly[i] = -poly[i];
}
return newPoly;
}