anchor.diff:  
   -export([suite/0,
            all/0,
  +         groups/0,
  +         init_per_group/2,
  +         end_per_group/2,
            init_per_testcase/2,
            end_per_testcase/2]).
   
  
positive.code: -export([base/1,
           gen/1,
           lib/1,
           unknown/1]).
  
  -include("diameter_ct.hrl").
  
  -define(L, atom_to_list).
  
  
negative.code:     [{timetrap, {seconds, 10}}].
  
  all() ->
      [base, gen, lib, unknown, {group, recode}].
  
  groups() ->
      [{recode, [], [success,
                     grouped_error,
                     failed_error]}].
  
  init_per_group(recode, Config) ->
      ok = diameter:start(),
      Config.
  
  end_per_group(_, _) ->
      ok =  diameter:stop().
  
  init_per_testcase(gen, Config) ->
      [{application, ?APP, App}] = diameter_util:consult(?APP, app),
  