/**
* tests mult(IntegerPolynomial) and mult(BigIntPolynomial)
*/
public void testMult()
{
SecureRandom random = new SecureRandom();
SparseTernaryPolynomial p1 = SparseTernaryPolynomial.GenerateRandom(1000, 500, 500, random);
IntegerPolynomial p2 = DenseTernaryPolynomial.GenerateRandom(1000, random);
IntegerPolynomial prod1 = p1.Multiply(p2);
IntegerPolynomial prod2 = p1.Multiply(p2);
Assert.AreEqual(prod1.coeffs, prod2.coeffs);
BigIntPolynomial p3 = new BigIntPolynomial(p2);
BigIntPolynomial prod3 = p1.Multiply(p3);
Assert.AreEqual((new BigIntPolynomial(prod1)).coeffs, prod3.coeffs);
}
/** tests mult(IntegerPolynomial) and mult(BigIntPolynomial) */
private void MultTest()
{
CSPRng rng = new CSPRng();
SparseTernaryPolynomial p1 = SparseTernaryPolynomial.GenerateRandom(1000, 500, 500, rng);
IntegerPolynomial p2 = PolynomialGeneratorForTesting.generateRandom(1000);
IntegerPolynomial prod1 = p1.Multiply(p2);
prod1 = p1.Multiply(p2);
IntegerPolynomial prod2 = p1.Multiply(p2);
if (!Compare.Equals(prod1, prod2))
{
throw new Exception("SparseTernaryPolynomial multiplication test failed!");
}
BigIntPolynomial p3 = new BigIntPolynomial(p2);
BigIntPolynomial prod3 = p1.Multiply(p3);
if (!Compare.Equals(new BigIntPolynomial(prod1), prod3))
{
throw new Exception("SparseTernaryPolynomial multiplication test failed!");
}
}
