fuel-mirror/packetary/tests/test_checksums.py

53 lines
1.9 KiB
Python

# -*- coding: utf-8 -*-
# Copyright 2015 Mirantis, Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
import six
from packetary.library import checksum
from packetary.tests import base
class TestChecksum(base.TestCase):
def test_checksum(self):
stream = six.BytesIO(b"line1\nline2\nline3\n")
checksums = {
checksum.md5: "cc3d5ed5fda53dfa81ea6aa951d7e1fe",
checksum.sha1: "8c84f6f36dd2230d3e9c954fa436e5fda90b1957",
checksum.sha256: "66663af9c7aa341431a8ee2ff27b72"
"abd06c9218f517bb6fef948e4803c19e03"
}
for chunksize in (8, 256):
for algo, expected in six.iteritems(checksums):
stream.seek(0)
self.assertEqual(
expected, algo(stream, chunksize)
)
def test_composite(self):
stream = six.BytesIO(b"line1\nline2\nline3\n")
result = checksum.composite('md5', 'sha1', 'sha256')(stream)
self.assertEqual(
[
"cc3d5ed5fda53dfa81ea6aa951d7e1fe",
"8c84f6f36dd2230d3e9c954fa436e5fda90b1957",
"66663af9c7aa341431a8ee2ff27b72"
"abd06c9218f517bb6fef948e4803c19e03"
],
result
)