Source code for glance.tests.unit.test_misc
# Copyright 2010-2011 OpenStack Foundation
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import os
import six
# NOTE(jokke): simplified transition to py3, behaves like py2 xrange
from six.moves import range
from glance.common import crypt
from glance.common import utils
from glance.tests import utils as test_utils
[docs]class UtilsTestCase(test_utils.BaseTestCase):
[docs] def test_encryption(self):
# Check that original plaintext and unencrypted ciphertext match
# Check keys of the three allowed lengths
key_list = ["1234567890abcdef",
"12345678901234567890abcd",
"1234567890abcdef1234567890ABCDEF"]
plaintext_list = ['']
blocksize = 64
for i in range(3 * blocksize):
text = os.urandom(i)
if six.PY3:
text = text.decode('latin1')
plaintext_list.append(text)
for key in key_list:
for plaintext in plaintext_list:
ciphertext = crypt.urlsafe_encrypt(key, plaintext, blocksize)
self.assertIsInstance(ciphertext, str)
self.assertNotEqual(ciphertext, plaintext)
text = crypt.urlsafe_decrypt(key, ciphertext)
self.assertIsInstance(text, str)
self.assertEqual(plaintext, text)