osprofiler/osprofiler/tests/unit/test_utils.py

158 lines
5.2 KiB
Python

# Copyright 2014 Mirantis Inc.
# 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 base64
import hashlib
import hmac
import uuid
import mock
from osprofiler import _utils as utils
from osprofiler.tests import test
class UtilsTestCase(test.TestCase):
def test_split(self):
self.assertEqual([1, 2], utils.split([1, 2]))
self.assertEqual(["A", "B"], utils.split("A, B"))
self.assertEqual(["A", " B"], utils.split("A, B", strip=False))
def test_split_wrong_type(self):
self.assertRaises(TypeError, utils.split, 1)
def test_binary_encode_and_decode(self):
self.assertEqual("text",
utils.binary_decode(utils.binary_encode("text")))
def test_binary_encode_invalid_type(self):
self.assertRaises(TypeError, utils.binary_encode, 1234)
def test_binary_encode_binary_type(self):
binary = utils.binary_encode("text")
self.assertEqual(binary, utils.binary_encode(binary))
def test_binary_decode_invalid_type(self):
self.assertRaises(TypeError, utils.binary_decode, 1234)
def test_binary_decode_text_type(self):
self.assertEqual("text", utils.binary_decode("text"))
def test_generate_hmac(self):
hmac_key = "secrete"
data = "my data"
h = hmac.new(utils.binary_encode(hmac_key), digestmod=hashlib.sha1)
h.update(utils.binary_encode(data))
self.assertEqual(h.hexdigest(), utils.generate_hmac(data, hmac_key))
def test_signed_pack_unpack(self):
hmac = "secret"
data = {"some": "data"}
packed_data, hmac_data = utils.signed_pack(data, hmac)
process_data = utils.signed_unpack(packed_data, hmac_data, [hmac])
self.assertIn("hmac_key", process_data)
process_data.pop("hmac_key")
self.assertEqual(data, process_data)
def test_signed_pack_unpack_many_keys(self):
keys = ["secret", "secret2", "secret3"]
data = {"some": "data"}
packed_data, hmac_data = utils.signed_pack(data, keys[-1])
process_data = utils.signed_unpack(packed_data, hmac_data, keys)
self.assertEqual(keys[-1], process_data["hmac_key"])
def test_signed_pack_unpack_many_wrong_keys(self):
keys = ["secret", "secret2", "secret3"]
data = {"some": "data"}
packed_data, hmac_data = utils.signed_pack(data, "password")
process_data = utils.signed_unpack(packed_data, hmac_data, keys)
self.assertIsNone(process_data)
def test_signed_unpack_wrong_key(self):
data = {"some": "data"}
packed_data, hmac_data = utils.signed_pack(data, "secret")
self.assertIsNone(utils.signed_unpack(packed_data, hmac_data, "wrong"))
def test_signed_unpack_no_key_or_hmac_data(self):
data = {"some": "data"}
packed_data, hmac_data = utils.signed_pack(data, "secret")
self.assertIsNone(utils.signed_unpack(packed_data, hmac_data, None))
self.assertIsNone(utils.signed_unpack(packed_data, None, "secret"))
self.assertIsNone(utils.signed_unpack(packed_data, " ", "secret"))
@mock.patch("osprofiler._utils.generate_hmac")
def test_singed_unpack_generate_hmac_failed(self, mock_generate_hmac):
mock_generate_hmac.side_effect = Exception
self.assertIsNone(utils.signed_unpack("data", "hmac_data", "hmac_key"))
def test_signed_unpack_invalid_json(self):
hmac = "secret"
data = base64.urlsafe_b64encode(utils.binary_encode("not_a_json"))
hmac_data = utils.generate_hmac(data, hmac)
self.assertIsNone(utils.signed_unpack(data, hmac_data, hmac))
def test_shorten_id_with_valid_uuid(self):
valid_id = "4e3e0ec6-2938-40b1-8504-09eb1d4b0dee"
uuid_obj = uuid.UUID(valid_id)
with mock.patch("uuid.UUID") as mock_uuid:
mock_uuid.return_value = uuid_obj
result = utils.shorten_id(valid_id)
expected = 9584796812364680686
self.assertEqual(expected, result)
@mock.patch("oslo_utils.uuidutils.generate_uuid")
def test_shorten_id_with_invalid_uuid(self, mock_gen_uuid):
invalid_id = "invalid"
mock_gen_uuid.return_value = "1c089ea8-28fe-4f3d-8c00-f6daa2bc32f1"
result = utils.shorten_id(invalid_id)
expected = 10088334584203457265
self.assertEqual(expected, result)
def test_itersubclasses(self):
class A(object):
pass
class B(A):
pass
class C(A):
pass
class D(C):
pass
self.assertEqual([B, C, D], list(utils.itersubclasses(A)))
class E(type):
pass
self.assertEqual([], list(utils.itersubclasses(E)))