Method test_defaults_do_no_interpolation

Lib/test/test_logging.py:1807–1849

bpo-33802 defaults should not get interpolated

(self)

        self.assertRaises(FileNotFoundError, logging.config.fileConfig, 'filenotfound')

    def test_defaults_do_no_interpolation(self):
        """bpo-33802 defaults should not get interpolated"""
        ini = textwrap.dedent("""
            [formatters]
            keys=default

            [formatter_default]

            [handlers]
            keys=console

            [handler_console]
            class=logging.StreamHandler
            args=tuple()

            [loggers]
            keys=root

            [logger_root]
            formatter=default
            handlers=console
            """).strip()
        fd, fn = tempfile.mkstemp(prefix='test_logging_', suffix='.ini')
        try:
            os.write(fd, ini.encode('ascii'))
            os.close(fd)
            logging.config.fileConfig(
                fn,
                encoding="utf-8",
                defaults=dict(
                    version=1,
                    disable_existing_loggers=False,
                    formatters={
                        "generic": {
                            "format": "%(asctime)s [%(process)d] [%(levelname)s] %(message)s",
                            "datefmt": "[%Y-%m-%d %H:%M:%S %z]",
                            "class": "logging.Formatter"
                        },
                    },
                )
            )
        finally:
            os.unlink(fn)


@support.requires_working_socket()