sanic/tests/test_server_events.py
2017-02-08 19:59:34 -06:00

61 lines
1.7 KiB
Python

from io import StringIO
from random import choice
from string import ascii_letters
import signal
import pytest
from sanic import Sanic
from sanic.utils import HOST, PORT
AVAILABLE_LISTENERS = [
'before_start',
'after_start',
'before_stop',
'after_stop'
]
def create_listener(listener_name, in_list):
async def _listener(app, loop):
print('DEBUG MESSAGE FOR PYTEST for {}'.format(listener_name))
in_list.insert(0, app.name + listener_name)
return _listener
def start_stop_app(random_name_app, **run_kwargs):
def stop_on_alarm(signum, frame):
raise KeyboardInterrupt('SIGINT for sanic to stop gracefully')
signal.signal(signal.SIGALRM, stop_on_alarm)
signal.alarm(1)
try:
random_name_app.run(HOST, PORT, **run_kwargs)
except KeyboardInterrupt:
pass
@pytest.mark.parametrize('listener_name', AVAILABLE_LISTENERS)
def test_single_listener(listener_name):
"""Test that listeners on their own work"""
random_name_app = Sanic(''.join(
[choice(ascii_letters) for _ in range(choice(range(5, 10)))]))
output = list()
start_stop_app(
random_name_app,
**{listener_name: create_listener(listener_name, output)})
assert random_name_app.name + listener_name == output.pop()
def test_all_listeners():
random_name_app = Sanic(''.join(
[choice(ascii_letters) for _ in range(choice(range(5, 10)))]))
output = list()
start_stop_app(
random_name_app,
**{listener_name: create_listener(listener_name, output)
for listener_name in AVAILABLE_LISTENERS})
for listener_name in AVAILABLE_LISTENERS:
assert random_name_app.name + listener_name == output.pop()