/usr/lib/python2.7/dist-packages/requests_mock/mocker.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 functools
import requests
from requests_mock import adapter
from requests_mock import exceptions
DELETE = 'DELETE'
GET = 'GET'
HEAD = 'HEAD'
OPTIONS = 'OPTIONS'
PATCH = 'PATCH'
POST = 'POST'
PUT = 'PUT'
class MockerCore(object):
"""A wrapper around common mocking functions.
Automate the process of mocking the requests library. This will keep the
same general options available and prevent repeating code.
"""
_PROXY_FUNCS = set(['last_request',
'register_uri',
'add_matcher',
'request_history',
'called',
'call_count'])
def __init__(self, **kwargs):
self._adapter = adapter.Adapter()
self._real_http = kwargs.pop('real_http', False)
self._real_send = None
if kwargs:
raise TypeError('Unexpected Arguments: %s' % ', '.join(kwargs))
def start(self):
"""Start mocking requests.
Install the adapter and the wrappers required to intercept requests.
"""
if self._real_send:
raise RuntimeError('Mocker has already been started')
self._real_send = requests.Session.send
def _fake_get_adapter(session, url):
return self._adapter
def _fake_send(session, request, **kwargs):
real_get_adapter = requests.Session.get_adapter
requests.Session.get_adapter = _fake_get_adapter
try:
return self._real_send(session, request, **kwargs)
except exceptions.NoMockAddress:
if not self._real_http:
raise
finally:
requests.Session.get_adapter = real_get_adapter
return self._real_send(session, request, **kwargs)
requests.Session.send = _fake_send
def stop(self):
"""Stop mocking requests.
This should have no impact if mocking has not been started.
"""
if self._real_send:
requests.Session.send = self._real_send
self._real_send = None
def __getattr__(self, name):
if name in self._PROXY_FUNCS:
try:
return getattr(self._adapter, name)
except AttributeError:
pass
raise AttributeError(name)
def request(self, *args, **kwargs):
return self.register_uri(*args, **kwargs)
def get(self, *args, **kwargs):
return self.request(GET, *args, **kwargs)
def options(self, *args, **kwargs):
return self.request(OPTIONS, *args, **kwargs)
def head(self, *args, **kwargs):
return self.request(HEAD, *args, **kwargs)
def post(self, *args, **kwargs):
return self.request(POST, *args, **kwargs)
def put(self, *args, **kwargs):
return self.request(PUT, *args, **kwargs)
def patch(self, *args, **kwargs):
return self.request(PATCH, *args, **kwargs)
def delete(self, *args, **kwargs):
return self.request(DELETE, *args, **kwargs)
class Mocker(MockerCore):
"""The standard entry point for mock Adapter loading.
"""
#: Defines with what should method name begin to be patched
TEST_PREFIX = 'test'
def __init__(self, **kwargs):
"""Create a new mocker adapter.
:param str kw: Pass the mock object through to the decorated function
as this named keyword argument, rather than a positional argument.
:param bool real_http: True to send the request to the real requested
uri if there is not a mock installed for it. Defaults to False.
"""
self._kw = kwargs.pop('kw', None)
super(Mocker, self).__init__(**kwargs)
def __enter__(self):
self.start()
return self
def __exit__(self, type, value, traceback):
self.stop()
def __call__(self, obj):
if isinstance(obj, type):
return self.decorate_class(obj)
return self.decorate_callable(obj)
def copy(self):
"""Returns an exact copy of current mock
"""
m = Mocker(
kw=self._kw,
real_http=self._real_http
)
return m
def decorate_callable(self, func):
"""Decorates a callable
:param callable func: callable to decorate
"""
@functools.wraps(func)
def inner(*args, **kwargs):
with self as m:
if self._kw:
kwargs[self._kw] = m
else:
args = list(args)
args.append(m)
return func(*args, **kwargs)
return inner
def decorate_class(self, klass):
"""Decorates methods in a class with request_mock
Method will be decorated only if it name begins with `TEST_PREFIX`
:param object klass: class which methods will be decorated
"""
for attr_name in dir(klass):
if not attr_name.startswith(self.TEST_PREFIX):
continue
attr = getattr(klass, attr_name)
if not hasattr(attr, '__call__'):
continue
m = self.copy()
setattr(klass, attr_name, m(attr))
return klass
mock = Mocker
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