def METHOD_NAME(default_settings):
    file_index = create_fileindex_radar(
        parameter=DwdRadarParameter.PX_REFLECTIVITY,
        site=DwdRadarSite.BOO,
        fmt=DwdRadarDataFormat.BINARY,
        settings=default_settings,
    )
    assert not file_index.is_empty()
    urls = file_index.get_column("filename").to_list()
    assert all(PurePath(url).match("*/weather/radar/sites/px/boo/*---bin") for url in urls)