os-ken/ryu/tests/unit/test_requirements.py
IWASE Yusuke fe06d87f65 test_requirements: Avoid using pip as library
Because importing "pip" in Python scripts is not supported usage of
"pip", this patch fixes to use "pkg_resources" + "urllib" instead.

Signed-off-by: IWASE Yusuke <iwase.yusuke0@gmail.com>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
2018-03-26 15:55:20 +09:00

86 lines
2.5 KiB
Python

# Copyright (C) 2016 Nippon Telegraph and Telephone Corporation.
#
# 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 logging
import os
import sys
import unittest
import pkg_resources
from six.moves import urllib
from nose.tools import ok_
LOG = logging.getLogger(__name__)
MOD_DIR = os.path.dirname('file://' + sys.modules[__name__].__file__)
_RYU_REQUIREMENTS_FILES = [
'../../../tools/pip-requires',
'../../../tools/optional-requires',
]
RYU_REQUIREMENTS_FILES = [
os.path.join(MOD_DIR, f) for f in _RYU_REQUIREMENTS_FILES]
OPENSTACK_REQUIREMENTS_REPO = 'https://github.com/openstack/requirements'
OPENSTACK_REQUIREMENTS_URL = (
'https://github.com/openstack/requirements/raw/master/')
_OPENSTACK_REQUIREMENTS_FILES = [
'requirements.txt',
'global-requirements.txt',
]
OPENSTACK_REQUIREMENTS_FILES = [
urllib.parse.urljoin(OPENSTACK_REQUIREMENTS_URL, f)
for f in _OPENSTACK_REQUIREMENTS_FILES]
def _get_requirements(files):
requirements = {}
for f in files:
response = urllib.request.urlopen(f)
contents = response.read().decode('utf-8')
for r in pkg_resources.parse_requirements(contents):
requirements[r.name] = str(r)
return requirements
OPENSTACK_REQUIREMENTS = _get_requirements(OPENSTACK_REQUIREMENTS_FILES)
RYU_REQUIREMENTS = _get_requirements(RYU_REQUIREMENTS_FILES)
class TestRequirements(unittest.TestCase):
"""
Test whether the requirements of Ryu has no conflict with that
of other projects.
"""
def setUp(self):
pass
def tearDown(self):
pass
def test_with_openstack_requirements(self):
try:
for name, req in OPENSTACK_REQUIREMENTS.items():
if name in RYU_REQUIREMENTS:
ok_(pkg_resources.require(req))
except pkg_resources.VersionConflict as e:
LOG.exception(
'Some requirements of Ryu are conflicting with that of '
'OpenStack project: %s', OPENSTACK_REQUIREMENTS_REPO)
raise e