anchor.diff:          true ->
               ok;
           false ->
  -            %% ?debugVal({Key, R1#redundancies.vnode_id_to,
  -            %%            R1#redundancies.nodes, R2#redundancies.nodes})
               ?assertEqual(1, (length(R2#redundancies.nodes) -
                                    length(R1#redundancies.nodes)))
       end,
  
positive.code:     detach_1_1(?NUM_OF_RECURSIVE_CALLS),
      ok.
  
  detach_after_attach_same_node() ->
      %% prepare
      {Hostname} = setup(),
  
negative.code: 
  redundant_manager_8_test_() ->
      {timeout, 60000, ?_assertEqual(ok, begin
                                             attach_and_attach()
                                         end)}.
  
  redundant_manager_9_test_() ->
      {timeout, 60000, ?_assertEqual(ok, begin
                                             detach_after_attach_same_node()
                                         end)}.
  
  
  %% -define(NUM_OF_RECURSIVE_CALLS, 100).
  -define(NUM_OF_RECURSIVE_CALLS, 1000).
  