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"""Tests for http/wsgi.py"""
import io
import asyncio
import unittest
import unittest.mock
import aiohttp
from aiohttp import multidict
from aiohttp import wsgi
from aiohttp import protocol
class TestHttpWsgiServerProtocol(unittest.TestCase):
def setUp(self):
self.loop = asyncio.new_event_loop()
asyncio.set_event_loop(None)
self.wsgi = unittest.mock.Mock()
self.reader = unittest.mock.Mock()
self.writer = unittest.mock.Mock()
self.writer.drain.return_value = ()
self.transport = unittest.mock.Mock()
self.transport.get_extra_info.return_value = '127.0.0.1'
self.headers = multidict.MultiDict()
self.message = protocol.RawRequestMessage(
'GET', '/path', (1, 0), self.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(
(('HOST', 'python.org'),
('SCRIPT_NAME', 'script'),
('CONTENT-TYPE', 'text/plain'),
('CONTENT-LENGTH', '209'),
('X_TEST', '123'),
('X_TEST', '456')))
environ = self._make_one(is_ssl=True)
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'], '443')
def test_environ_host_header(self):
self.headers.add('HOST', 'python.org')
environ = self._make_one()
self.assertEqual(environ['HTTP_HOST'], 'python.org')
self.assertEqual(environ['SERVER_NAME'], 'python.org')
self.assertEqual(environ['SERVER_PORT'], '80')
self.assertEqual(environ['SERVER_PROTOCOL'], 'HTTP/1.0')
def test_environ_host_port_header(self):
self.message = protocol.RawRequestMessage(
'GET', '/path', (1, 1), self.headers, True, 'deflate')
self.headers.add('HOST', 'python.org:443')
environ = self._make_one()
self.assertEqual(environ['HTTP_HOST'], 'python.org:443')
self.assertEqual(environ['SERVER_NAME'], 'python.org')
self.assertEqual(environ['SERVER_PORT'], '443')
self.assertEqual(environ['SERVER_PROTOCOL'], 'HTTP/1.1')
def test_environ_forward(self):
self.transport.get_extra_info.return_value = 'localhost,127.0.0.1'
environ = self._make_one()
self.assertEqual(environ['REMOTE_ADDR'], '127.0.0.1')
self.assertEqual(environ['REMOTE_PORT'], '80')
self.transport.get_extra_info.return_value = 'localhost,127.0.0.1:443'
environ = self._make_one()
self.assertEqual(environ['REMOTE_ADDR'], '127.0.0.1')
self.assertEqual(environ['REMOTE_PORT'], '443')
self.transport.get_extra_info.return_value = ('127.0.0.1', 443)
environ = self._make_one()
self.assertEqual(environ['REMOTE_ADDR'], '127.0.0.1')
self.assertEqual(environ['REMOTE_PORT'], '443')
self.transport.get_extra_info.return_value = '[::1]'
environ = self._make_one()
self.assertEqual(environ['REMOTE_ADDR'], '::1')
self.assertEqual(environ['REMOTE_PORT'], '80')
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()])
@unittest.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 = asyncio.Future(loop=self.loop)
f1.set_result(b'data')
fut = asyncio.Future(loop=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, 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._keep_alive)
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, 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._keep_alive)
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, True, 'deflate')
environ = self._make_one()
self.assertEqual(environ['PATH_INFO'], path)
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