anchor.diff:  
   -include_lib("eunit/include/eunit.hrl").
   
  +-include_lib("emqttd/include/emqttd.hrl").
  +
   -define(CONTENT_TYPE, "application/x-www-form-urlencoded").
   
   all() -> 
       [{group, overview},
  +     {group, alarms},
        {group, clients},
        {group, sessions},
        {group, routes},
  
positive.code: 
  bnode(_) ->
      ?assert(connect_dashbaord_(get, "api/bnode", auth_header_())).
  
  clients(_) ->
      ?assert(connect_dashbaord_(post, "api/clients", "page_size=100&curr_page=1", auth_header_())).
  
negative.code: groups() ->
      [{overview, [sequence], [brokers, stats, ptype, memory, 
                              cpu, nodes, metrics, listeners, bnode]},
       {alarms, [sequence], [get_alarms]},
       {clients, [sequence], [clients, clients_query]},
       {sessions, [sequence], [session_query]},
       {routes, [sequence], [route_query]},
  