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# -*- coding: utf-8 -*-
"""Tests for aiohttp/client.py"""
import asyncio
import gc
import unittest
from unittest import mock
import sys
import aiohttp
from aiohttp.client import ClientSession
from aiohttp.multidict import MultiDict, CIMultiDict, CIMultiDictProxy
from aiohttp.connector import BaseConnector, TCPConnector
from aiohttp.client_reqrep import ClientRequest, ClientResponse
from http.cookies import SimpleCookie
PY_341 = sys.version_info >= (3, 4, 1)
class TestClientSession(unittest.TestCase):
maxDiff = None
def setUp(self):
self.loop = asyncio.new_event_loop()
asyncio.set_event_loop(None)
self.run = self.loop.run_until_complete
def tearDown(self):
self.loop.close()
def make_open_connector(self):
conn = BaseConnector(loop=self.loop)
transp = unittest.mock.Mock()
conn._conns['a'] = [(transp, 'proto', 123)]
return conn
def test_init_headers_simple_dict(self):
session = ClientSession(
headers={
"h1": "header1",
"h2": "header2"
}, loop=self.loop)
self.assertEqual(
set(session._default_headers),
set([("h1", "header1"),
("h2", "header2")]))
session.close()
def test_init_headers_list_of_tuples(self):
session = ClientSession(
headers=[("h1", "header1"),
("h2", "header2"),
("h3", "header3")],
loop=self.loop)
self.assertEqual(
set(session._default_headers),
set([("h1", "header1"),
("h2", "header2"),
("h3", "header3")]))
session.close()
def test_init_headers_MultiDict(self):
session = ClientSession(
headers=MultiDict(
[("h1", "header1"),
("h2", "header2"),
("h3", "header3")]),
loop=self.loop)
self.assertEqual(
set(session._default_headers),
set([("h1", "header1"),
("h2", "header2"),
("h3", "header3")]))
session.close()
def test_init_cookies_with_simple_dict(self):
session = ClientSession(
cookies={
"c1": "cookie1",
"c2": "cookie2"
}, loop=self.loop)
self.assertEqual(set(session.cookies), {'c1', 'c2'})
self.assertEqual(session.cookies['c1'].value, 'cookie1')
self.assertEqual(session.cookies['c2'].value, 'cookie2')
session.close()
def test_init_cookies_with_list_of_tuples(self):
session = ClientSession(
cookies=[("c1", "cookie1"),
("c2", "cookie2")],
loop=self.loop)
self.assertEqual(set(session.cookies), {'c1', 'c2'})
self.assertEqual(session.cookies['c1'].value, 'cookie1')
self.assertEqual(session.cookies['c2'].value, 'cookie2')
session.close()
def test_merge_headers(self):
# Check incoming simple dict
session = ClientSession(
headers={
"h1": "header1",
"h2": "header2"
}, loop=self.loop)
headers = session._prepare_headers({
"h1": "h1"
})
self.assertIsInstance(headers, CIMultiDict)
self.assertEqual(headers, CIMultiDict([
("h1", "h1"),
("h2", "header2")
]))
session.close()
def test_merge_headers_with_multi_dict(self):
session = ClientSession(
headers={
"h1": "header1",
"h2": "header2"
}, loop=self.loop)
headers = session._prepare_headers(MultiDict([("h1", "h1")]))
self.assertIsInstance(headers, CIMultiDict)
self.assertEqual(headers, CIMultiDict([
("h1", "h1"),
("h2", "header2")
]))
session.close()
def test_merge_headers_with_list_of_tuples(self):
session = ClientSession(
headers={
"h1": "header1",
"h2": "header2"
}, loop=self.loop)
headers = session._prepare_headers([("h1", "h1")])
self.assertIsInstance(headers, CIMultiDict)
self.assertEqual(headers, CIMultiDict([
("h1", "h1"),
("h2", "header2")
]))
session.close()
def _make_one(self):
session = ClientSession(loop=self.loop)
params = dict(
headers={"Authorization": "Basic ..."},
max_redirects=2,
encoding="latin1",
version=aiohttp.HttpVersion10,
compress="deflate",
chunked=True,
expect100=True,
read_until_eof=False)
return session, params
@mock.patch("aiohttp.client.ClientSession.request")
def test_http_GET(self, patched):
session, params = self._make_one()
self.run(session.get(
"http://test.example.com",
params={"x": 1},
**params))
self.assertTrue(patched.called, "`ClientSession.request` not called")
self.assertEqual(
list(patched.call_args),
[("GET", "http://test.example.com",),
dict(
params={"x": 1},
allow_redirects=True,
**params)])
session.close()
@mock.patch("aiohttp.client.ClientSession.request")
def test_http_OPTIONS(self, patched):
session, params = self._make_one()
self.run(session.options(
"http://opt.example.com",
params={"x": 2},
**params))
self.assertTrue(patched.called, "`ClientSession.request` not called")
self.assertEqual(
list(patched.call_args),
[("OPTIONS", "http://opt.example.com",),
dict(
params={"x": 2},
allow_redirects=True,
**params)])
session.close()
@mock.patch("aiohttp.client.ClientSession.request")
def test_http_HEAD(self, patched):
session, params = self._make_one()
self.run(session.head(
"http://head.example.com",
params={"x": 2},
**params))
self.assertTrue(patched.called, "`ClientSession.request` not called")
self.assertEqual(
list(patched.call_args),
[("HEAD", "http://head.example.com",),
dict(
params={"x": 2},
allow_redirects=False,
**params)])
session.close()
@mock.patch("aiohttp.client.ClientSession.request")
def test_http_POST(self, patched):
session, params = self._make_one()
self.run(session.post(
"http://post.example.com",
params={"x": 2},
data="Some_data",
files={"x": '1'},
**params))
self.assertTrue(patched.called, "`ClientSession.request` not called")
self.assertEqual(
list(patched.call_args),
[("POST", "http://post.example.com",),
dict(
params={"x": 2},
data="Some_data",
files={"x": '1'},
**params)])
session.close()
@mock.patch("aiohttp.client.ClientSession.request")
def test_http_PUT(self, patched):
session, params = self._make_one()
self.run(session.put(
"http://put.example.com",
params={"x": 2},
data="Some_data",
files={"x": '1'},
**params))
self.assertTrue(patched.called, "`ClientSession.request` not called")
self.assertEqual(
list(patched.call_args),
[("PUT", "http://put.example.com",),
dict(
params={"x": 2},
data="Some_data",
files={"x": '1'},
**params)])
session.close()
@mock.patch("aiohttp.client.ClientSession.request")
def test_http_PATCH(self, patched):
session, params = self._make_one()
self.run(session.patch(
"http://patch.example.com",
params={"x": 2},
data="Some_data",
files={"x": '1'},
**params))
self.assertTrue(patched.called, "`ClientSession.request` not called")
self.assertEqual(
list(patched.call_args),
[("PATCH", "http://patch.example.com",),
dict(
params={"x": 2},
data="Some_data",
files={"x": '1'},
**params)])
session.close()
@mock.patch("aiohttp.client.ClientSession.request")
def test_http_DELETE(self, patched):
session, params = self._make_one()
self.run(session.delete(
"http://delete.example.com",
params={"x": 2},
**params))
self.assertTrue(patched.called, "`ClientSession.request` not called")
self.assertEqual(
list(patched.call_args),
[("DELETE", "http://delete.example.com",),
dict(
params={"x": 2},
**params)])
session.close()
def test_close(self):
conn = self.make_open_connector()
session = ClientSession(loop=self.loop, connector=conn)
session.close()
self.assertIsNone(session.connector)
self.assertTrue(conn.closed)
def test_closed(self):
session = ClientSession(loop=self.loop)
self.assertFalse(session.closed)
session.close()
self.assertTrue(session.closed)
def test_connector(self):
connector = TCPConnector(loop=self.loop)
session = ClientSession(connector=connector, loop=self.loop)
self.assertIs(session.connector, connector)
session.close()
def test_connector_loop(self):
loop = asyncio.new_event_loop()
connector = TCPConnector(loop=loop)
with self.assertRaisesRegex(
ValueError,
"loop argument must agree with connector"):
ClientSession(connector=connector, loop=self.loop)
connector.close()
loop.close()
def test_cookies_are_readonly(self):
session = ClientSession(loop=self.loop)
with self.assertRaises(AttributeError):
session.cookies = 123
session.close()
def test_detach(self):
session = ClientSession(loop=self.loop)
conn = session.connector
self.assertFalse(conn.closed)
session.detach()
self.assertIsNone(session.connector)
self.assertTrue(session.closed)
self.assertFalse(conn.closed)
conn.close()
def test_request_closed_session(self):
@asyncio.coroutine
def go():
session = ClientSession(loop=self.loop)
session.close()
with self.assertRaises(RuntimeError):
yield from session.request('get', '/')
self.loop.run_until_complete(go())
def test_close_flag_for_closed_connector(self):
session = ClientSession(loop=self.loop)
conn = session.connector
self.assertFalse(session.closed)
conn.close()
self.assertTrue(session.closed)
def test_double_close(self):
conn = self.make_open_connector()
session = ClientSession(loop=self.loop, connector=conn)
session.close()
self.assertIsNone(session.connector)
session.close()
self.assertTrue(session.closed)
self.assertTrue(conn.closed)
@unittest.skipUnless(PY_341, "Requires Python 3.4.1+")
def test_del(self):
conn = self.make_open_connector()
session = ClientSession(loop=self.loop, connector=conn)
with self.assertWarns(ResourceWarning):
del session
gc.collect()
def test_context_manager(self):
conn = self.make_open_connector()
with ClientSession(loop=self.loop, connector=conn) as session:
pass
self.assertTrue(session.closed)
def test_borrow_connector_loop(self):
conn = self.make_open_connector()
session = ClientSession(connector=conn)
self.assertIs(session._loop, self.loop)
class TestCLientRequest(unittest.TestCase):
def setUp(self):
self.loop = asyncio.new_event_loop()
asyncio.set_event_loop(None)
self.connector = BaseConnector(loop=self.loop)
self.transport = mock.Mock()
self.protocol = mock.Mock()
def tearDown(self):
self.loop.close()
def test_custom_req_rep(self):
@asyncio.coroutine
def go():
class CustomResponse(ClientResponse):
@asyncio.coroutine
def start(self, connection, read_until_eof=False):
self.status = 123
self.reason = 'Test OK'
self.headers = CIMultiDictProxy(CIMultiDict())
self.cookies = SimpleCookie()
return
called = False
class CustomRequest(ClientRequest):
def send(self, writer, reader):
resp = self.response_class(self.method,
self.url,
self.host,
writer=self._writer,
continue100=self._continue)
resp._post_init(self.loop)
self.response = resp
nonlocal called
called = True
return resp
@asyncio.coroutine
def create_connection(req):
self.assertIsInstance(req, CustomRequest)
return self.transport, self.protocol
self.connector._create_connection = create_connection
resp = yield from aiohttp.request('get',
'http://example.com/path/to',
request_class=CustomRequest,
response_class=CustomResponse,
connector=self.connector,
loop=self.loop)
self.assertIsInstance(resp, CustomResponse)
self.assertTrue(called)
self.loop.run_until_complete(go())
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