public void TestNonPrimalityOfExampleNumbers()
{
Assert.IsFalse(PrimeNumberMath.IsPrime(4), "4");
Assert.IsFalse(PrimeNumberMath.IsPrime(9), "9");
Assert.IsFalse(PrimeNumberMath.IsPrime(29209157L), "29209157L");
Assert.IsFalse(PrimeNumberMath.IsPrime(6863624473L), "6863624473L");
}
public void TestPrimalityOf1235()
{
Assert.IsTrue(PrimeNumberMath.IsPrime(1));
Assert.IsTrue(PrimeNumberMath.IsPrime(2));
Assert.IsTrue(PrimeNumberMath.IsPrime(3));
Assert.IsTrue(PrimeNumberMath.IsPrime(5));
Assert.IsTrue(PrimeNumberMath.IsPrime(7));
Assert.IsTrue(PrimeNumberMath.IsPrime(65537));
}
public void TestPrimeFactorization()
{
var rnd = new System.Random(1);
for (int i = 0; i < 1000; ++i)
{
int number = rnd.Next(1, 0x7FFFFFF);
var list = PrimeNumberMath.PrimeFactorization(number);
var number2 = PrimeNumberMath.GetNumberFromPrimeFactors(list);
Assert.AreEqual(number, number2);
Assert.IsTrue(PrimeNumberMath.IsPrime(list[list.Count - 1].PrimeNumber));
}
}
