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"""Tests for http/wsgi.py"""
import asyncio
import io
import socket
import unittest
from unittest import mock
import multidict
import aiohttp
from aiohttp import helpers, protocol, wsgi
class TestHttpWsgiServerProtocol(unittest.TestCase):
def setUp(self):
self.loop = asyncio.new_event_loop()
asyncio.set_event_loop(None)
self.wsgi = mock.Mock()
self.reader = mock.Mock()
self.writer = mock.Mock()
self.writer.drain.return_value = ()
self.transport = mock.Mock()
self.transport.get_extra_info.side_effect = [
mock.Mock(family=socket.AF_INET),
('1.2.3.4', 1234),
('2.3.4.5', 80)]
self.headers = multidict.CIMultiDict({"HOST": "python.org"})
self.raw_headers = [(b"HOST", b"python.org")]
self.message = protocol.RawRequestMessage(
'GET', '/path', (1, 0), self.headers, self.raw_headers,
True, 'deflate')
self.payload = aiohttp.FlowControlDataQueue(self.reader)
self.payload.feed_data(b'data', 4)
self.payload.feed_data(b'data', 4)
self.payload.feed_eof()
def tearDown(self):
self.loop.close()
def test_ctor(self):
srv = wsgi.WSGIServerHttpProtocol(self.wsgi, loop=self.loop)
self.assertIs(srv.wsgi, self.wsgi)
self.assertFalse(srv.readpayload)
def _make_one(self, **kw):
srv = wsgi.WSGIServerHttpProtocol(self.wsgi, loop=self.loop, **kw)
srv.reader = self.reader
srv.writer = self.writer
srv.transport = self.transport
return srv.create_wsgi_environ(self.message, self.payload)
def _make_srv(self, app=None, **kw):
if app is None:
app = self.wsgi
srv = wsgi.WSGIServerHttpProtocol(app, loop=self.loop, **kw)
srv.reader = self.reader
srv.writer = self.writer
srv.transport = self.transport
return srv
def test_environ(self):
environ = self._make_one()
self.assertEqual(environ['RAW_URI'], '/path')
self.assertEqual(environ['wsgi.async'], True)
def test_environ_headers(self):
self.headers.extend(
(('SCRIPT_NAME', 'script'),
('CONTENT-TYPE', 'text/plain'),
('CONTENT-LENGTH', '209'),
('X_TEST', '123'),
('X_TEST', '456')))
environ = self._make_one()
print(environ)
self.assertEqual(environ['CONTENT_TYPE'], 'text/plain')
self.assertEqual(environ['CONTENT_LENGTH'], '209')
self.assertEqual(environ['HTTP_X_TEST'], '123,456')
self.assertEqual(environ['SCRIPT_NAME'], 'script')
self.assertEqual(environ['SERVER_NAME'], 'python.org')
self.assertEqual(environ['SERVER_PORT'], '80')
get_extra_info_calls = self.transport.get_extra_info.mock_calls
expected_calls = [
mock.call('socket'),
mock.call('peername'),
]
self.assertEqual(expected_calls, get_extra_info_calls)
def test_environ_host_header_alternate_port(self):
self.headers.update({'HOST': 'example.com:9999'})
environ = self._make_one()
self.assertEqual(environ['SERVER_PORT'], '9999')
def test_environ_host_header_alternate_port_ssl(self):
self.headers.update({'HOST': 'example.com:9999'})
environ = self._make_one(is_ssl=True)
self.assertEqual(environ['SERVER_PORT'], '9999')
def test_wsgi_response(self):
srv = self._make_srv()
resp = srv.create_wsgi_response(self.message)
self.assertIsInstance(resp, wsgi.WsgiResponse)
def test_wsgi_response_start_response(self):
srv = self._make_srv()
resp = srv.create_wsgi_response(self.message)
resp.start_response(
'200 OK', [('CONTENT-TYPE', 'text/plain')])
self.assertEqual(resp.status, '200 OK')
self.assertIsInstance(resp.response, protocol.Response)
def test_wsgi_response_start_response_exc(self):
srv = self._make_srv()
resp = srv.create_wsgi_response(self.message)
resp.start_response(
'200 OK', [('CONTENT-TYPE', 'text/plain')], ['', ValueError()])
self.assertEqual(resp.status, '200 OK')
self.assertIsInstance(resp.response, protocol.Response)
def test_wsgi_response_start_response_exc_status(self):
srv = self._make_srv()
resp = srv.create_wsgi_response(self.message)
resp.start_response('200 OK', [('CONTENT-TYPE', 'text/plain')])
self.assertRaises(
ValueError,
resp.start_response,
'500 Err', [('CONTENT-TYPE', 'text/plain')], ['', ValueError()])
@mock.patch('aiohttp.wsgi.aiohttp')
def test_wsgi_response_101_upgrade_to_websocket(self, m_asyncio):
srv = self._make_srv()
resp = srv.create_wsgi_response(self.message)
resp.start_response(
'101 Switching Protocols', (('UPGRADE', 'websocket'),
('CONNECTION', 'upgrade')))
self.assertEqual(resp.status, '101 Switching Protocols')
self.assertTrue(m_asyncio.Response.return_value.send_headers.called)
def test_file_wrapper(self):
fobj = io.BytesIO(b'data')
wrapper = wsgi.FileWrapper(fobj, 2)
self.assertIs(wrapper, iter(wrapper))
self.assertTrue(hasattr(wrapper, 'close'))
self.assertEqual(next(wrapper), b'da')
self.assertEqual(next(wrapper), b'ta')
self.assertRaises(StopIteration, next, wrapper)
wrapper = wsgi.FileWrapper(b'data', 2)
self.assertFalse(hasattr(wrapper, 'close'))
def test_handle_request_futures(self):
def wsgi_app(env, start):
start('200 OK', [('Content-Type', 'text/plain')])
f1 = helpers.create_future(self.loop)
f1.set_result(b'data')
fut = helpers.create_future(self.loop)
fut.set_result([f1])
return fut
srv = self._make_srv(wsgi_app)
self.loop.run_until_complete(
srv.handle_request(self.message, self.payload))
content = b''.join(
[c[1][0] for c in self.writer.write.mock_calls])
self.assertTrue(content.startswith(b'HTTP/1.0 200 OK'))
self.assertTrue(content.endswith(b'data'))
def test_handle_request_simple(self):
def wsgi_app(env, start):
start('200 OK', [('Content-Type', 'text/plain')])
return [b'data']
stream = asyncio.StreamReader(loop=self.loop)
stream.feed_data(b'data')
stream.feed_eof()
self.message = protocol.RawRequestMessage(
'GET', '/path', (1, 1), self.headers, self.raw_headers,
True, 'deflate')
srv = self._make_srv(wsgi_app, readpayload=True)
self.loop.run_until_complete(
srv.handle_request(self.message, self.payload))
content = b''.join(
[c[1][0] for c in self.writer.write.mock_calls])
self.assertTrue(content.startswith(b'HTTP/1.1 200 OK'))
self.assertTrue(content.endswith(b'data\r\n0\r\n\r\n'))
self.assertFalse(srv._keepalive)
def test_handle_request_io(self):
def wsgi_app(env, start):
start('200 OK', [('Content-Type', 'text/plain')])
return io.BytesIO(b'data')
srv = self._make_srv(wsgi_app)
self.loop.run_until_complete(
srv.handle_request(self.message, self.payload))
content = b''.join(
[c[1][0] for c in self.writer.write.mock_calls])
self.assertTrue(content.startswith(b'HTTP/1.0 200 OK'))
self.assertTrue(content.endswith(b'data'))
def test_handle_request_keep_alive(self):
def wsgi_app(env, start):
start('200 OK', [('Content-Type', 'text/plain')])
return [b'data']
stream = asyncio.StreamReader(loop=self.loop)
stream.feed_data(b'data')
stream.feed_eof()
self.message = protocol.RawRequestMessage(
'GET', '/path', (1, 1), self.headers, self.raw_headers,
False, 'deflate')
srv = self._make_srv(wsgi_app, readpayload=True)
self.loop.run_until_complete(
srv.handle_request(self.message, self.payload))
content = b''.join(
[c[1][0] for c in self.writer.write.mock_calls])
self.assertTrue(content.startswith(b'HTTP/1.1 200 OK'))
self.assertTrue(content.endswith(b'data\r\n0\r\n\r\n'))
self.assertTrue(srv._keepalive)
def test_handle_request_readpayload(self):
def wsgi_app(env, start):
start('200 OK', [('Content-Type', 'text/plain')])
return [env['wsgi.input'].read()]
srv = self._make_srv(wsgi_app, readpayload=True)
self.loop.run_until_complete(
srv.handle_request(self.message, self.payload))
content = b''.join(
[c[1][0] for c in self.writer.write.mock_calls])
self.assertTrue(content.startswith(b'HTTP/1.0 200 OK'))
self.assertTrue(content.endswith(b'data'))
def test_dont_unquote_environ_path_info(self):
path = '/path/some%20text'
self.message = protocol.RawRequestMessage(
'GET', path, (1, 0), self.headers, self.raw_headers,
True, 'deflate')
environ = self._make_one()
self.assertEqual(environ['PATH_INFO'], path)
def test_authorization(self):
# This header should be removed according to CGI/1.1 and WSGI but
# in our case basic auth is not handled by server, so should
# not be removed
self.headers.extend({'AUTHORIZATION': 'spam'})
self.message = protocol.RawRequestMessage(
'GET', '/', (1, 1), self.headers, self.raw_headers,
True, 'deflate')
environ = self._make_one()
self.assertEqual('spam', environ['HTTP_AUTHORIZATION'])
def test_http_1_0_no_host(self):
headers = multidict.MultiDict({})
self.message = protocol.RawRequestMessage(
'GET', '/', (1, 0), headers, [], True, 'deflate')
environ = self._make_one()
self.assertEqual(environ['SERVER_NAME'], '2.3.4.5')
self.assertEqual(environ['SERVER_PORT'], '80')
def test_family_inet6(self):
self.transport.get_extra_info.side_effect = [
mock.Mock(family=socket.AF_INET6),
("::", 1122, 0, 0),
('2.3.4.5', 80)]
self.message = protocol.RawRequestMessage(
'GET', '/', (1, 0), self.headers, self.raw_headers,
True, 'deflate')
environ = self._make_one()
self.assertEqual(environ['SERVER_NAME'], 'python.org')
self.assertEqual(environ['SERVER_PORT'], '80')
self.assertEqual(environ['REMOTE_ADDR'], '::')
self.assertEqual(environ['REMOTE_PORT'], '1122')
def test_family_unix(self):
if not hasattr(socket, "AF_UNIX"):
self.skipTest("No UNIX address family. (Windows?)")
self.transport.get_extra_info.side_effect = [
mock.Mock(family=socket.AF_UNIX)]
headers = multidict.MultiDict({
'SERVER_NAME': '1.2.3.4', 'SERVER_PORT': '5678',
'REMOTE_ADDR': '4.3.2.1', 'REMOTE_PORT': '8765'})
self.message = protocol.RawRequestMessage(
'GET', '/', (1, 0), headers, self.raw_headers, True, 'deflate')
environ = self._make_one()
self.assertEqual(environ['SERVER_NAME'], '1.2.3.4')
self.assertEqual(environ['SERVER_PORT'], '5678')
self.assertEqual(environ['REMOTE_ADDR'], '4.3.2.1')
self.assertEqual(environ['REMOTE_PORT'], '8765')
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