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 testGetLocationWithDefault() {
        assertEquals("classpath:test.xml", loggingProperties.getLocation());
    }