def test_decrypt_block(self):
c = CamCrypt()
c.keygen(128, "\x80" + "\x00" * 15)
encrypted = "6c227f749319a3aa7da235a9bba05a2c".decode("hex")
self.assertEqual(ZERO_BUF, c.decrypt_block(encrypted))
def test_errors(self):
c = CamCrypt()
c.keygen(128, "\x80" + "\x00" * 15)
self.assertRaises(ValueError, c.encrypt_block, 'a')
def test_encrypt_block(self):
c = CamCrypt()
c.keygen(128, "\x80" + "\x00" * 15)
expected = "6c227f749319a3aa7da235a9bba05a2c"
self.assertEqual(expected, c.encrypt_block(ZERO_BUF).encode("hex"))