sanic/tests/test_request_timeout.py
2020-02-29 18:59:19 +02:00

133 lines
4.2 KiB
Python

import asyncio
import httpx
from sanic import Sanic
from sanic.response import text
from sanic.testing import SanicTestClient
class DelayableHTTPConnection(httpx.dispatch.connection.HTTPConnection):
def __init__(self, *args, **kwargs):
self._request_delay = None
if "request_delay" in kwargs:
self._request_delay = kwargs.pop("request_delay")
super().__init__(*args, **kwargs)
async def send(self, request, verify=None, cert=None, timeout=None):
if self.h11_connection is None and self.h2_connection is None:
await self.connect(verify=verify, cert=cert, timeout=timeout)
if self._request_delay:
await asyncio.sleep(self._request_delay)
if self.h2_connection is not None:
response = await self.h2_connection.send(request, timeout=timeout)
else:
assert self.h11_connection is not None
response = await self.h11_connection.send(request, timeout=timeout)
return response
class DelayableSanicConnectionPool(
httpx.dispatch.connection_pool.ConnectionPool
):
def __init__(self, request_delay=None, *args, **kwargs):
self._request_delay = request_delay
super().__init__(*args, **kwargs)
async def acquire_connection(self, origin, timeout=None):
connection = self.pop_connection(origin)
if connection is None:
pool_timeout = None if timeout is None else timeout.pool_timeout
await self.max_connections.acquire(timeout=pool_timeout)
connection = DelayableHTTPConnection(
origin,
verify=self.verify,
cert=self.cert,
http2=self.http2,
backend=self.backend,
release_func=self.release_connection,
trust_env=self.trust_env,
uds=self.uds,
request_delay=self._request_delay,
)
self.active_connections.add(connection)
return connection
class DelayableSanicSession(httpx.Client):
def __init__(self, request_delay=None, *args, **kwargs) -> None:
dispatch = DelayableSanicConnectionPool(request_delay=request_delay)
super().__init__(dispatch=dispatch, *args, **kwargs)
class DelayableSanicTestClient(SanicTestClient):
def __init__(self, app, request_delay=None):
super().__init__(app)
self._request_delay = request_delay
self._loop = None
def get_new_session(self):
return DelayableSanicSession(request_delay=self._request_delay)
request_timeout_default_app = Sanic("test_request_timeout_default")
request_no_timeout_app = Sanic("test_request_no_timeout")
# Note: The delayed client pauses before making a request, so technically
# it is in keep alive duration. Earlier Sanic versions entered a new connection
# in request mode even if no bytes of request were received.
request_timeout_default_app.config.KEEP_ALIVE_TIMEOUT = 0.6
request_no_timeout_app.config.KEEP_ALIVE_TIMEOUT = 0.6
@request_timeout_default_app.route("/1")
async def handler1(request):
return text("OK")
@request_no_timeout_app.route("/1")
async def handler2(request):
return text("OK")
@request_timeout_default_app.websocket("/ws1")
async def ws_handler1(request, ws):
await ws.send("OK")
def test_default_server_error_request_timeout():
client = DelayableSanicTestClient(request_timeout_default_app, 2)
request, response = client.get("/1")
assert response.status == 408
assert "Request Timeout" in response.text
def test_default_server_error_request_dont_timeout():
client = DelayableSanicTestClient(request_no_timeout_app, 0.2)
request, response = client.get("/1")
assert response.status == 200
assert response.text == "OK"
def test_default_server_error_websocket_request_timeout():
headers = {
"Upgrade": "websocket",
"Connection": "upgrade",
"Sec-WebSocket-Key": "dGhlIHNhbXBsZSBub25jZQ==",
"Sec-WebSocket-Version": "13",
}
client = DelayableSanicTestClient(request_timeout_default_app, 2)
request, response = client.get("/ws1", headers=headers)
assert response.status == 408
assert "Request Timeout" in response.text