test_number.py 文件源码

def test_getStrongPrime(self):
        """Util.number.getStrongPrime"""
        self.assertRaises(ValueError, number.getStrongPrime, 256)
        self.assertRaises(ValueError, number.getStrongPrime, 513)
        bits = 512
        x = number.getStrongPrime(bits)
        self.assertNotEqual(x % 2, 0)
        self.assertEqual(x > (1 << bits-1)-1, 1)
        self.assertEqual(x < (1 << bits), 1)
        e = 2**16+1
        x = number.getStrongPrime(bits, e)
        self.assertEqual(number.GCD(x-1, e), 1)
        self.assertNotEqual(x % 2, 0)
        self.assertEqual(x > (1 << bits-1)-1, 1)
        self.assertEqual(x < (1 << bits), 1)
        e = 2**16+2
        x = number.getStrongPrime(bits, e)
        self.assertEqual(number.GCD((x-1)>>1, e), 1)
        self.assertNotEqual(x % 2, 0)
        self.assertEqual(x > (1 << bits-1)-1, 1)
        self.assertEqual(x < (1 << bits), 1)