30 lines
871 B
Python
30 lines
871 B
Python
import multiprocessing
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import random
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import signal
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import pytest
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from sanic.testing import HOST, PORT
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@pytest.mark.skipif(
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not hasattr(signal, 'SIGALRM'),
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reason='SIGALRM is not implemented for this platform, we have to come '
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'up with another timeout strategy to test these'
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)
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def test_multiprocessing(app):
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"""Tests that the number of children we produce is correct"""
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# Selects a number at random so we can spot check
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num_workers = random.choice(range(2, multiprocessing.cpu_count() * 2 + 1))
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process_list = set()
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def stop_on_alarm(*args):
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for process in multiprocessing.active_children():
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process_list.add(process.pid)
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process.terminate()
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signal.signal(signal.SIGALRM, stop_on_alarm)
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signal.alarm(3)
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app.run(HOST, PORT, workers=num_workers)
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assert len(process_list) == num_workers
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