public String getLocation() {
        String location = properties.getProperty(NACOS_LOGGING_CONFIG_PROPERTY);
        if (StringUtils.isBlank(location)) {
            if (isDefaultLocationEnabled()) {
                return defaultLocation;
            }
            return null;
        }
        return location;
    }
@Test
    void testGetLocationWithoutDefault() {
        properties.setProperty("nacos.logging.default.config.enabled", "false");
        assertNull(loggingProperties.getLocation());
    }