anchor.diff:  config_db(mnesia) ->
       ?SETCONFIG(database_type, mnesia),
       ?SETCONFIG(persistent_module, watts_data_mnesia),
  -    ?SETCONFIG(mnesia_dir, "/tmp/watts_common_test/mnesia").
  +    ?SETCONFIG(mnesia_dir, "/tmp/watts_common_test/mnesia");
  +config_db(eleveldb) ->
  +    ?SETCONFIG(database_type, eleveldb),
  +    ?SETCONFIG(persistent_module, watts_data_leveldb),
  +    ?SETCONFIG(mnesia_dir, "/tmp/watts_common_test/eleveldb").
  +
   service_config(_Config) ->
       {ok, Services} = watts_service:get_list(),
       ct:log("service configs:~n~p~n", [Services]),
  
positive.code: all() ->
      [
       {group, sqlite},
       {group, mnesia}
       %% init_done,
       %% python2_check,
       %% provider_config,
  
negative.code:      rest_communication_v2,
       rest_communication_v1]},
      {mnesia, [sequence],[
       init_done,
       python2_check,
       provider_config,
       wattson_version,
       service_config,
       rest_communication_v2,
       rest_communication_v1]},
      {eleveldb, [sequence],[
       init_done,
       python2_check,
       provider_config,
  