anchor.diff:      error ->
         throw(badarg);
       _ -> SomeInteger
  -  end.+  end.
  +
  +assert_nothing_received() ->
  +  receive
  +    _ -> ?assert(false)
  +  after 1000
  +    -> ok
  +  end.
  +
  +send_event(Event, Node) ->
  +  gen_server:call({?Dispatcher_Name, Node}, {cluster_rengine, 1, {event_arrived, Event}}).
  
positive.code:   nodes_manager:check_start_assertions(Config),
    NodesUp = ?config(nodes, Config),
  
    [CCM | WorkerNodes] = NodesUp,
  
    ?assertEqual(ok, rpc:call(CCM, ?MODULE, ccm_code1, [])),
    timer:sleep(500),
  
negative.code: 
  repeat(N, F) -> for(1, N, F).
  for(N, N, F) -> [F()];
  for(I, N, F) -> [F() | for(I + 1, N, F)].
  
  count_answers(ToReceive) ->
    Set = sets:new(),
  