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110 lines
3.2 KiB
Python
110 lines
3.2 KiB
Python
'''Stubs for aiohttp HTTP clients'''
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from __future__ import absolute_import
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import asyncio
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import functools
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import json
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from aiohttp import ClientResponse, streams
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from yarl import URL
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from vcr.request import Request
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class MockStream(asyncio.StreamReader, streams.AsyncStreamReaderMixin):
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pass
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class MockClientResponse(ClientResponse):
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def __init__(self, method, url):
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super().__init__(
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method=method,
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url=url,
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writer=None,
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continue100=None,
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timer=None,
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request_info=None,
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traces=None,
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loop=asyncio.get_event_loop(),
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session=None,
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)
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async def json(self, *, encoding='utf-8', loads=json.loads, **kwargs): # NOQA: E999
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stripped = self._body.strip()
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if not stripped:
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return None
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return loads(stripped.decode(encoding))
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async def text(self, encoding='utf-8', errors='strict'):
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return self._body.decode(encoding, errors=errors)
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async def read(self):
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return self._body
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def release(self):
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pass
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@property
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def content(self):
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s = MockStream()
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s.feed_data(self._body)
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s.feed_eof()
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return s
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def vcr_request(cassette, real_request):
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@functools.wraps(real_request)
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async def new_request(self, method, url, **kwargs):
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headers = kwargs.get('headers')
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headers = self._prepare_headers(headers)
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data = kwargs.get('data')
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params = kwargs.get('params')
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request_url = URL(url)
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if params:
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for k, v in params.items():
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params[k] = str(v)
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request_url = URL(url).with_query(params)
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vcr_request = Request(method, str(request_url), data, headers)
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if cassette.can_play_response_for(vcr_request):
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vcr_response = cassette.play_response(vcr_request)
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response = MockClientResponse(method, URL(vcr_response.get('url')))
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response.status = vcr_response['status']['code']
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response._body = vcr_response['body']['string']
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response.reason = vcr_response['status']['message']
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response._headers = vcr_response['headers']
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response.close()
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return response
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if cassette.write_protected and cassette.filter_request(vcr_request):
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response = MockClientResponse(method, URL(url))
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response.status = 599
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msg = ("No match for the request {!r} was found. Can't overwrite "
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"existing cassette {!r} in your current record mode {!r}.")
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msg = msg.format(vcr_request, cassette._path, cassette.record_mode)
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response._body = msg.encode()
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response.close()
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return response
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response = await real_request(self, method, url, **kwargs) # NOQA: E999
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vcr_response = {
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'status': {
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'code': response.status,
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'message': response.reason,
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},
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'headers': dict(response.headers),
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'body': {'string': (await response.read())}, # NOQA: E999
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'url': response.url,
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}
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cassette.append(vcr_request, vcr_response)
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return response
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return new_request
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