'Encrypting the same message twice should result in different
cryptos.'

def test_randomness(self):

    message = struct.pack('>IIII', 0, 0, 0, 1)
    encrypted1 = pkcs1.encrypt(message, self.pub)
    encrypted2 = pkcs1.encrypt(message, self.pub)
    self.assertNotEqual(encrypted1, encrypted2)
