anchor.diff:  %% Positive number of testcases from which to select (randomly) from
   %% tc(), the list of testcases to run, or [] to run all. The random
   %% selection is to limit the time it takes for the suite to run.
  --define(LIMIT, length(tc())).
  +-define(LIMIT, 42).
   
   -define(util, diameter_util).
   
  
positive.code:     [MsgName | maps:from_list(Avps)];
  
  to_map(#diameter_packet{header = H, msg = Rec},
         #group{server_decoding = record}) ->
      rec_to_map(Rec, dict(H));
  
  %% No record decode: do it ourselves.
  
negative.code: -define(ENCODINGS, [list, record, map]).
  
  %% How to decode incoming messages.
  -define(DECODINGS, [record, false, map, list, record_from_map]).
  
  %% Which dictionary to use in the clients.
  -define(RFCS, [rfc3588, rfc6733, rfc4005]).
  