sanic/tests/test_multiprocessing.py
2018-08-26 16:43:14 +02:00

24 lines
670 B
Python

import multiprocessing
import random
import signal
from sanic.testing import HOST, PORT
def test_multiprocessing(app):
"""Tests that the number of children we produce is correct"""
# Selects a number at random so we can spot check
num_workers = random.choice(range(2, multiprocessing.cpu_count() * 2 + 1))
process_list = set()
def stop_on_alarm(*args):
for process in multiprocessing.active_children():
process_list.add(process.pid)
process.terminate()
signal.signal(signal.SIGALRM, stop_on_alarm)
signal.alarm(3)
app.run(HOST, PORT, workers=num_workers)
assert len(process_list) == num_workers