/usr/lib/python2.7/dist-packages/requests_mock/adapter.py is in python-requests-mock 0.7.0-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# 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 json
import weakref
import requests
from requests.adapters import BaseAdapter
import six
from six.moves.urllib import parse as urlparse
from requests_mock import exceptions
from requests_mock import response
ANY = object()
class _RequestObjectProxy(object):
"""A wrapper around a requests.Request that gives some extra information.
This will be important both for matching and so that when it's save into
the request_history users will be able to access these properties.
"""
def __init__(self, request):
self._request = request
self._matcher = None
self._url_parts_ = None
self._qs = None
def __getattr__(self, name):
return getattr(self._request, name)
@property
def _url_parts(self):
if self._url_parts_ is None:
self._url_parts_ = urlparse.urlparse(self._request.url.lower())
return self._url_parts_
@property
def scheme(self):
return self._url_parts.scheme
@property
def netloc(self):
return self._url_parts.netloc
@property
def path(self):
return self._url_parts.path
@property
def query(self):
return self._url_parts.query
@property
def qs(self):
if self._qs is None:
self._qs = urlparse.parse_qs(self.query)
return self._qs
@classmethod
def _create(cls, *args, **kwargs):
return cls(requests.Request(*args, **kwargs).prepare())
@property
def text(self):
body = self.body
if isinstance(body, six.binary_type):
body = body.decode('utf-8')
return body
def json(self, **kwargs):
return json.loads(self.text, **kwargs)
@property
def matcher(self):
"""The matcher that this request was handled by.
The matcher object is handled by a weakref. It will return the matcher
object if it is still available - so if the mock is still in place. If
the matcher is not available it will return None.
"""
return self._matcher()
class _RequestHistoryTracker(object):
def __init__(self):
self.request_history = []
def _add_to_history(self, request):
self.request_history.append(request)
@property
def last_request(self):
"""Retrieve the latest request sent"""
try:
return self.request_history[-1]
except IndexError:
return None
@property
def called(self):
return self.call_count > 0
@property
def call_count(self):
return len(self.request_history)
class _Matcher(_RequestHistoryTracker):
"""Contains all the information about a provided URL to match."""
def __init__(self, method, url, responses, complete_qs, request_headers):
"""
:param bool complete_qs: Match the entire query string. By default URLs
match if all the provided matcher query arguments are matched and
extra query arguments are ignored. Set complete_qs to true to
require that the entire query string needs to match.
"""
super(_Matcher, self).__init__()
self._method = method
self._url = url
try:
self._url_parts = urlparse.urlparse(url.lower())
except:
self._url_parts = None
self._responses = responses
self._complete_qs = complete_qs
self._request_headers = request_headers
def _match_method(self, request):
if self._method is ANY:
return True
if request.method.lower() == self._method.lower():
return True
return False
def _match_url(self, request):
if self._url is ANY:
return True
# regular expression matching
if hasattr(self._url, 'search'):
return self._url.search(request.url) is not None
if self._url_parts.scheme and request.scheme != self._url_parts.scheme:
return False
if self._url_parts.netloc and request.netloc != self._url_parts.netloc:
return False
if (request.path or '/') != (self._url_parts.path or '/'):
return False
# construct our own qs structure as we remove items from it below
request_qs = urlparse.parse_qs(request.query)
matcher_qs = urlparse.parse_qs(self._url_parts.query)
for k, vals in six.iteritems(matcher_qs):
for v in vals:
try:
request_qs.get(k, []).remove(v)
except ValueError:
return False
if self._complete_qs:
for v in six.itervalues(request_qs):
if v:
return False
return True
def _match_headers(self, request):
for k, vals in six.iteritems(self._request_headers):
try:
header = request.headers[k]
except KeyError:
# NOTE(jamielennox): This seems to be a requests 1.2/2
# difference, in 2 they are just whatever the user inputted in
# 1 they are bytes. Let's optionally handle both and look at
# removing this when we depend on requests 2.
if not isinstance(k, six.text_type):
return False
try:
header = request.headers[k.encode('utf-8')]
except KeyError:
return False
if header != vals:
return False
return True
def _match(self, request):
return (self._match_method(request) and
self._match_url(request) and
self._match_headers(request))
def __call__(self, request):
if not self._match(request):
return None
if len(self._responses) > 1:
response_matcher = self._responses.pop(0)
else:
response_matcher = self._responses[0]
self._add_to_history(request)
return response_matcher.get_response(request)
class Adapter(BaseAdapter, _RequestHistoryTracker):
"""A fake adapter than can return predefined responses.
"""
def __init__(self):
super(Adapter, self).__init__()
self._matchers = []
def send(self, request, **kwargs):
request = _RequestObjectProxy(request)
self._add_to_history(request)
for matcher in reversed(self._matchers):
try:
resp = matcher(request)
except Exception:
request._matcher = weakref.ref(matcher)
raise
if resp is not None:
request._matcher = weakref.ref(matcher)
resp.connection = self
return resp
raise exceptions.NoMockAddress(request)
def close(self):
pass
def register_uri(self, method, url, response_list=None, **kwargs):
"""Register a new URI match and fake response.
:param str method: The HTTP method to match.
:param str url: The URL to match.
"""
complete_qs = kwargs.pop('complete_qs', False)
request_headers = kwargs.pop('request_headers', {})
if response_list and kwargs:
raise RuntimeError('You should specify either a list of '
'responses OR response kwargs. Not both.')
elif not response_list:
response_list = [kwargs]
responses = [response._MatcherResponse(**k) for k in response_list]
matcher = _Matcher(method,
url,
responses,
complete_qs=complete_qs,
request_headers=request_headers)
self.add_matcher(matcher)
return matcher
def add_matcher(self, matcher):
"""Register a custom matcher.
A matcher is a callable that takes a `requests.Request` and returns a
`requests.Response` if it matches or None if not.
:param callable matcher: The matcher to execute.
"""
self._matchers.append(matcher)
__all__ = ['Adapter']
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