anchor.diff:  		TestCase == notify_accumulated_threshold;
   		TestCase == notify_create_product; TestCase == notify_delete_product;
   		TestCase == notify_create_service; TestCase == notify_delete_service;
  +		TestCase == notify_query_service;
   		TestCase == notify_create_offer; TestCase == notify_delete_offer;
   		TestCase == notify_insert_gtt; TestCase == notify_delete_gtt;
   		TestCase == notify_add_pla; TestCase == notify_delete_pla ->
  
positive.code: 	Request1 = {HostUrl ++ PathHub ++ Id, [Accept, auth_header()]},
  	{ok, {{_, 204, _}, _, []}} = httpc:request(delete, Request1, [], []).
  
  post_hub_user() ->
  	[{userdata, [{doc, "Register hub listener for service"}]}].
  
  
negative.code: notifydeleteservice(SessionID, _Env, Input) ->
  	mod_esi:deliver(SessionID, "status: 201 Created\r\n\r\n"),
  	notify_delete_service ! Input.
  
  -spec notifyqueryservice(SessionID :: term(), Env :: list(),
  		Input :: string()) -> any().
  %% @doc Notification callback for notify_query_service test case.
  notifyqueryservice(SessionID, _Env, Input) ->
  	mod_esi:deliver(SessionID, "status: 201 Created\r\n\r\n"),
  	notify_query_service ! Input.
  
  -spec notifycreateoffer(SessionID :: term(), Env :: list(),
  		Input :: string()) -> any().
  