cpython/Lib/test/test_interpreters/test_stress.py
Eric Snow 86a77f4e1a
gh-76785: Fixes for test.support.interpreters (gh-112982)
This involves a number of changes for PEP 734.
2023-12-12 08:24:31 -07:00

38 lines
1.1 KiB
Python

import threading
import unittest
from test import support
from test.support import import_helper
from test.support import threading_helper
# Raise SkipTest if subinterpreters not supported.
import_helper.import_module('_xxsubinterpreters')
from test.support import interpreters
from .utils import TestBase
class StressTests(TestBase):
# In these tests we generally want a lot of interpreters,
# but not so many that any test takes too long.
@support.requires_resource('cpu')
def test_create_many_sequential(self):
alive = []
for _ in range(100):
interp = interpreters.create()
alive.append(interp)
@support.requires_resource('cpu')
def test_create_many_threaded(self):
alive = []
def task():
interp = interpreters.create()
alive.append(interp)
threads = (threading.Thread(target=task) for _ in range(200))
with threading_helper.start_threads(threads):
pass
if __name__ == '__main__':
# Test needs to be a package, so we can do relative imports.
unittest.main()