mirror of
https://github.com/GNS3/gns3-server
synced 2024-11-25 01:38:08 +00:00
62 lines
2.0 KiB
Python
62 lines
2.0 KiB
Python
# -*- coding: utf-8 -*-
|
|
#
|
|
# Copyright (C) 2015 GNS3 Technologies 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 3 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, see <http://www.gnu.org/licenses/>.
|
|
|
|
import asyncio
|
|
from unittest.mock import patch
|
|
|
|
|
|
class _asyncio_patch:
|
|
"""
|
|
A wrapper around python patch supporting asyncio.
|
|
Like the original patch you can use it as context
|
|
manager (with) or decorator
|
|
|
|
The original patch source code is the main source of
|
|
inspiration:
|
|
https://hg.python.org/cpython/file/3.4/Lib/unittest/mock.py
|
|
"""
|
|
def __init__(self, function, *args, **kwargs):
|
|
self.function = function
|
|
self.args = args
|
|
self.kwargs = kwargs
|
|
|
|
def __enter__(self):
|
|
"""Used when enter in the with block"""
|
|
self._patcher = patch(self.function, return_value=self._fake_anwser())
|
|
self._patcher.start()
|
|
|
|
def __exit__(self, *exc_info):
|
|
"""Used when leaving the with block"""
|
|
self._patcher.stop()
|
|
|
|
def __call__(self, func, *args, **kwargs):
|
|
"""Call is used when asyncio_patch is used as decorator"""
|
|
@patch(self.function, return_value=self._fake_anwser())
|
|
@asyncio.coroutine
|
|
def inner(*a, **kw):
|
|
return func(*a, **kw)
|
|
return inner
|
|
|
|
def _fake_anwser(self):
|
|
future = asyncio.Future()
|
|
future.set_result(self.kwargs["return_value"])
|
|
return future
|
|
|
|
|
|
def asyncio_patch(function, *args, **kwargs):
|
|
return _asyncio_patch(function, *args, **kwargs)
|