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# Copyright 2014 Red Hat, 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 StringIO
import urllib
import urlparse
def sort_url_by_qs_keys(url):
# NOTE(kragniz): this only sorts the keys of the query string of a url.
# For example, an input of '/v2/tasks?sort_key=id&sort_dir=asc&limit=10'
# returns '/v2/tasks?limit=10&sort_dir=asc&sort_key=id'. This is to prevent
# non-deterministic ordering of the query string causing problems with unit
# tests.
parsed = urlparse.urlparse(url)
# In python2.6, for arbitrary url schemes, query string
# is not parsed from url. http://bugs.python.org/issue9374
path = parsed.path
query = parsed.query
if not query:
path, query = parsed.path.split('?', 1)
queries = urlparse.parse_qsl(query, True)
sorted_query = sorted(queries, key=lambda x: x[0])
encoded_sorted_query = urllib.urlencode(sorted_query, True)
url_parts = (parsed.scheme, parsed.netloc, path,
parsed.params, encoded_sorted_query,
parsed.fragment)
return urlparse.urlunparse(url_parts)
class FakeHTTPResponse(object):
def __init__(self, status=200, headers=None, data=None, *args, **kwargs):
data = data or 'I am a teapot, short and stout\n'
self.data = StringIO.StringIO(data)
self.read = self.data.read
self.status = status
self.headers = headers or {'content-length': len(data)}
self.body = None
def getheader(self, name, default=None):
return self.headers.get(name.lower(), default)
def getheaders(self):
return self.headers or {}
def read(self, amt):
self.data.read(amt)
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