def METHOD_NAME() -> None:
    encoding = "utf-8"
    data_bytes = "🐷🐶.".encode(encoding)
    adm = AssemblingDecoderMixIn()
    with patch("datalad.runner.utils.logger") as logger_mock:
        result = adm.decode(1, data_bytes[0:1], encoding)
        assert_equal(result, '')
        del adm
        assert_in(
            call.warning("unprocessed data in AssemblingDecoderMixIn"),
            logger_mock.mock_calls)
        assert_in(
            call.debug(
                "unprocessed data in AssemblingDecoderMixIn:\n"
                "fd: 1, data: b'\\xf0'\n"),
            logger_mock.mock_calls)