Method test_neg_timeout

Lib/test/_test_multiprocessing.py:5725–5734

(self)

    @warnings_helper.ignore_fork_in_thread_deprecation_warnings()
    def test_neg_timeout(self):
        from multiprocessing.connection import wait
        a, b = multiprocessing.Pipe()
        t = time.monotonic()
        res = wait([a], timeout=-1)
        t = time.monotonic() - t
        self.assertEqual(res, [])
        self.assertLess(t, 1)
        a.close()
        b.close()

#
# Issue 14151: Test invalid family on invalid environment