Logger rootLogger = Logger.getLogger("");
        rootLogger.setLevel(Level.ALL);
        ConsoleHandler handler = new ConsoleHandler();
        handler.setFormatter(new SimpleFormatter());
        handler.setLevel(Level.ALL);
        rootLogger.addHandler(handler);
    }

    @Override
    public void tearDown() throws Exception {

            default:
                value = ch.qos.logback.classic.Level.ERROR;
                break;
        }
        ((ch.qos.logback.classic.Logger) LoggerFactory.getLogger(Logger.ROOT_LOGGER_NAME)).setLevel(value);
    }

    @Override
    public void activate() {
        // no op
    }

   */
  public void testEmptyServiceManager() {
    Logger logger = Logger.getLogger(ServiceManager.class.getName());
    logger.setLevel(Level.FINEST);
    TestLogHandler logHandler = new TestLogHandler();
    logger.addHandler(logHandler);
    ServiceManager manager = new ServiceManager(Arrays.<Service>asList());

        split(ComponentUtil.getFessConfig().getLoggingAppPackages(), ",")
                .of(stream -> stream.map(String::trim).filter(StringUtil::isNotEmpty).forEach(s -> Configurator.setLevel(s, logLevel)));
    }

    public String getLogLevel() {
        return System.getProperty(Constants.FESS_LOG_LEVEL, Level.WARN.toString());
    }