anchor.diff:  %%
   %% Description: Cleanup after each test case.
   %%--------------------------------------------------------------------
  -end_per_testcase(TestCase, Config) ->
  +end_per_testcase(_TestCase, Config) ->
       Config.
   
   test_{{testmod}}() ->
  
positive.code: %%
  %% Description: Cleanup after each test case group.
  %%--------------------------------------------------------------------
  end_per_group(_group, Config) ->
      Config.
  
  %%--------------------------------------------------------------------
  
negative.code: %%      NB: By default, we export all 1-arity user defined functions
  %%--------------------------------------------------------------------
  all() ->
      { exports, Functions } = lists:keyfind(exports, 1, ?MODULE:module_info()),
      [ FName || {FName, _} <- lists:filter(
                                 fun ({module_info,_}) -> false;
                                     ({all,_}) -> false;
                                     ({init_per_suite,1}) -> false;
                                     ({end_per_suite,1}) -> false;
                                     ({init_per_group,2}) -> false;
                                     ({end_per_group,2}) -> false;
                                     ({init_per_testcase,2}) -> false;
                                     ({end_per_testcase,2}) -> false;
                                     ({_,1}) -> true;
                                     ({_,_}) -> false
                                 end, Functions)].
  