eopayment/tests/conftest.py

112 lines
4.0 KiB
Python

# eopayment - online payment library
# Copyright (C) 2011-2020 Entr'ouvert
#
# This program is free software: you can redistribute it and/or modify it
# under the terms of the GNU Affero 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import json
import httmock
import lxml.etree as ET
import pytest
from requests import Session
from requests.adapters import HTTPAdapter
def pytest_addoption(parser):
parser.addoption('--save-http-session', action='store_true', help='save HTTP session')
parser.addoption('--target-url', help='target URL')
class LoggingAdapter(HTTPAdapter):
def __init__(self, *args, **kwargs):
self.history = []
super().__init__(*args, **kwargs)
def send(self, request, *args, **kwargs):
response = super().send(request, *args, **kwargs)
self.history.append((request, response))
return response
def xmlindent(content):
if hasattr(content, 'encode') or hasattr(content, 'decode'):
content = ET.fromstring(content)
return ET.tostring(content, pretty_print=True).decode('utf-8', 'ignore')
@pytest.fixture
def record_http_session(request):
module_name = request.module.__name__.split('test_', 1)[-1]
function_name = request.function.__name__
save = request.config.getoption('--save-http-session')
filename = 'tests/data/%s-%s.json' % (module_name, function_name)
def is_xml_content_type(r):
headers = r.headers
content_type = headers.get('content-type')
return content_type and content_type.startswith(('text/xml', 'application/xml'))
if save:
session = Session()
adapter = LoggingAdapter()
session.mount('http://', adapter)
session.mount('https://', adapter)
try:
yield session
finally:
with open(filename, 'w') as fd:
history = []
for request, response in adapter.history:
request_content = request.body or b''
response_content = response.content or b''
if is_xml_content_type(request):
request_content = xmlindent(request_content)
else:
request_content = request_content.decode('utf-8')
if is_xml_content_type(response):
response_content = xmlindent(response_content)
else:
response_content = response_content.decode('utf-8')
history.append((request_content, response_content))
json.dump(history, fd)
else:
with open(filename) as fd:
history = json.load(fd)
class Mocker:
counter = 0
@httmock.urlmatch()
def mock(self, url, request):
expected_request_content, response_content = history[self.counter]
self.counter += 1
if expected_request_content:
request_content = request.body or b''
if is_xml_content_type(request):
request_content = xmlindent(request_content)
else:
request_content = request_content.decode('utf-8')
assert request_content == expected_request_content
return response_content
with httmock.HTTMock(Mocker().mock):
yield None
@pytest.fixture
def target_url(request):
return request.config.getoption('--target-url') or 'https://target.url/'