text: -- @testpoint: 网络地址操作符>>=(包含于或等于)异常校验，合理报错
  
  SELECT inet '192.168.1.256/16' >>= inet '192.168.1.8/24' AS RESULT;
  SELECT inet '192.168.1.8/16' >>= inet '192.168.1.8.1/16' AS RESULT;
  SELECT inet '192.168.1.8/33' >>= inet '192.168.1.8/16' AS RESULT;
  
  SELECT inet '234e:0:4567::3f/1' >>= inet '234e::4567::3f/0' AS RESULT;
  SELECT inet '234e:0:45677::3f/127' >>= inet '234e:0:4567::3f/128' AS RESULT;
  SELECT inet '234e:0:4567::3f/129' >>= inet '234e:0:4567::3f/128' AS RESULT;
  
  SELECT inet '8.168.1.3/24' >>= inet '8.168.1.3/32' >>= inet '8.168.1.4' AS RESULT;
  
  SELECT inet '8.168.1.3/24' >>= inet '' AS RESULT;
  SELECT inet '' >>= inet '' AS RESULT;
  SELECT '&&' >>= '&&&' AS RESULT;
  