Method test_empty_exceptions

Lib/test/_test_multiprocessing.py:6423–6430

(self)

            parent_can_continue.set()

    def test_empty_exceptions(self):
        # Assert that checking emptiness of a closed queue raises
        # an OSError, independently of whether the queue was used
        # or not. This differs from Queue and JoinableQueue.
        q = multiprocessing.SimpleQueue()
        q.close()  # close the pipe
        with self.assertRaisesRegex(OSError, 'is closed'):
            q.empty()

    @warnings_helper.ignore_fork_in_thread_deprecation_warnings()
    def test_empty(self):