Method test_log_taskName

Lib/test/test_logging.py:5771–5797

(self)

    @support.requires_working_socket()
    def test_log_taskName(self):
        async def log_record():
            logging.warning('hello world')

        handler = None
        log_filename = make_temp_file('.log', 'test-logging-taskname-')
        self.addCleanup(os.remove, log_filename)
        try:
            encoding = 'utf-8'
            logging.basicConfig(filename=log_filename, errors='strict',
                                encoding=encoding, level=logging.WARNING,
                                format='%(taskName)s - %(message)s')

            self.assertEqual(len(logging.root.handlers), 1)
            handler = logging.root.handlers[0]
            self.assertIsInstance(handler, logging.FileHandler)

            with asyncio.Runner(debug=True) as runner:
                logging.logAsyncioTasks = True
                runner.run(log_record())
            with open(log_filename, encoding='utf-8') as f:
                data = f.read().strip()
            self.assertRegex(data, r'Task-\d+ - hello world')
        finally:
            asyncio.events._set_event_loop_policy(None)
            if handler:
                handler.close()


    def _test_log(self, method, level=None):