def setUp(self):
self.crypter = Crypter()
def setUp(self):
self.crypter = Crypter()
class CrypterTestCase(unittest.TestCase):
"""Test cases for Crypter"""
plaintext = 'secret'
arc2_ciphertext = '\x1a\x9c^\xbc\xe5\xef\xf9\x97'
def setUp(self):
self.crypter = Crypter()
def test_encryption(self):
"""Encrypt and decrypt a test string."""
encrypted_string = self.crypter.encrypt(self.plaintext)
decrypted_string = self.crypter.decrypt(encrypted_string)
self.assertNotEqual(encrypted_string, self.plaintext)
self.assertEqual(decrypted_string, self.plaintext)
def test_nondeterministic_encryption(self):
"""Makes sure encryption is nondeterministic"""
encrypted_string = self.crypter.encrypt(self.plaintext)
encrypted_string2 = self.crypter.encrypt(self.plaintext)
self.assertNotEqual(encrypted_string, encrypted_string2)
def test_legacy_encryption(self):
"""Decrypt arc2 ciphertext (for legacy support)"""
decrypted_string = self.crypter.decrypt(self.arc2_ciphertext)
self.assertEqual(decrypted_string, self.plaintext)
def test_serialize_deserialize(self):
ciphertext = 'ciphertext'
auth = 'auth'
test = 'test'
out = self.crypter._serialize(ciphertext, auth, test=test)
v, ret_ciphertext, ret_auth, params = self.crypter._deserialize(out)
self.assertEqual(v, PinballConfig.CRYPTO_VERSION)
self.assertEqual(ciphertext, ret_ciphertext)
self.assertEqual(auth, ret_auth)
self.assertEqual(1, len(params))
self.assertTrue('test' in params)
self.assertEqual(params['test'], test)
def test_deserialize_encoding_error(self):
unencoded_data = json.dumps({
'ciphertext': '',
'auth': '',
'params': {}
})
with self.assertRaises(CryptoException):
self.crypter._deserialize(unencoded_data)
def test_deserialize_not_json_error(self):
not_json_data = 'This is not json'.encode('base64')
with self.assertRaises(CryptoException):
self.crypter._deserialize(not_json_data)
def test_deserialize_wrong_json_error(self):
serialized_without_version = json.dumps({
'ciphertext': '',
'auth': '',
'params': {}
}).encode('base64')
with self.assertRaises(CryptoException):
self.crypter._deserialize(serialized_without_version)
class CrypterTestCase(unittest.TestCase):
"""Test cases for Crypter"""
plaintext = "secret"
arc2_ciphertext = "\x1a\x9c^\xbc\xe5\xef\xf9\x97"
def setUp(self):
self.crypter = Crypter()
def test_encryption(self):
"""Encrypt and decrypt a test string."""
encrypted_string = self.crypter.encrypt(self.plaintext)
decrypted_string = self.crypter.decrypt(encrypted_string)
self.assertNotEqual(encrypted_string, self.plaintext)
self.assertEqual(decrypted_string, self.plaintext)
def test_nondeterministic_encryption(self):
"""Makes sure encryption is nondeterministic"""
encrypted_string = self.crypter.encrypt(self.plaintext)
encrypted_string2 = self.crypter.encrypt(self.plaintext)
self.assertNotEqual(encrypted_string, encrypted_string2)
def test_legacy_encryption(self):
"""Decrypt arc2 ciphertext (for legacy support)"""
decrypted_string = self.crypter.decrypt(self.arc2_ciphertext)
self.assertEqual(decrypted_string, self.plaintext)
def test_serialize_deserialize(self):
ciphertext = "ciphertext"
auth = "auth"
test = "test"
out = self.crypter._serialize(ciphertext, auth, test=test)
v, ret_ciphertext, ret_auth, params = self.crypter._deserialize(out)
self.assertEqual(v, PinballConfig.CRYPTO_VERSION)
self.assertEqual(ciphertext, ret_ciphertext)
self.assertEqual(auth, ret_auth)
self.assertEqual(1, len(params))
self.assertTrue("test" in params)
self.assertEqual(params["test"], test)
def test_deserialize_encoding_error(self):
unencoded_data = json.dumps({"ciphertext": "", "auth": "", "params": {}})
with self.assertRaises(CryptoException):
self.crypter._deserialize(unencoded_data)
def test_deserialize_not_json_error(self):
not_json_data = "This is not json".encode("base64")
with self.assertRaises(CryptoException):
self.crypter._deserialize(not_json_data)
def test_deserialize_wrong_json_error(self):
serialized_without_version = json.dumps({"ciphertext": "", "auth": "", "params": {}}).encode("base64")
with self.assertRaises(CryptoException):
self.crypter._deserialize(serialized_without_version)