mirror of https://github.com/python/cpython.git
39 lines
1.1 KiB
Python
39 lines
1.1 KiB
Python
import unittest
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import sys
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from threading import Thread, Barrier
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from test.support import threading_helper
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threading_helper.requires_working_threading(module=True)
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class EnumerateThreading(unittest.TestCase):
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@threading_helper.reap_threads
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def test_threading(self):
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number_of_threads = 10
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number_of_iterations = 8
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n = 100
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start = sys.maxsize - 40
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barrier = Barrier(number_of_threads)
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def work(enum):
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barrier.wait()
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while True:
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try:
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_ = next(enum)
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except StopIteration:
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break
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for it in range(number_of_iterations):
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enum = enumerate(tuple(range(start, start + n)))
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worker_threads = []
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for ii in range(number_of_threads):
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worker_threads.append(
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Thread(target=work, args=[enum]))
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with threading_helper.start_threads(worker_threads):
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pass
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barrier.reset()
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if __name__ == "__main__":
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unittest.main()
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