def METHOD_NAME() -> List[str]:
    """Extracts the test suites section from the wdio.conf.js file.
    Returns:
        list(str). An alphabetically-sorted list of names of test suites
        from the wdio.conf.js file.
    """
    webdriverio_config_file_content = read_webdriverio_conf_file()
    # The following line extracts suite object from protractor.conf.js.
    suite_object_string = re.compile(
        r'suites = {([^}]+)}').findall(webdriverio_config_file_content)[0]
    # The following line extracts the keys/test suites from the "key: value"
    # pair from the suites object.
    key_regex = re.compile(r'\b([a-zA-Z_-]*):')
    webdriverio_suites = key_regex.findall(suite_object_string)
    return sorted(webdriverio_suites)