anchor.diff:  -module(stdlib_SUITE).
   -include_lib("test_server/include/test_server.hrl").
   
  -
  -% Test server specific exports
  --export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, 
  -	 init_per_group/2,end_per_group/2]).
  --export([init_per_testcase/2, end_per_testcase/2]).
  -
  -% Test cases must be exported.
  --export([app_test/1, appup_test/1]).
  +-compile(export_all).
   
   %%
   %% all/1
  
positive.code: end_per_suite(_Config) ->
      ok.
  
  init_per_group(_GroupName, Config) ->
      Config.
  
  end_per_group(_GroupName, Config) ->
      Config.
  
  
negative.code: suite() -> [{ct_hooks,[ts_install_cth]}].
  
  all() -> 
      [app_test, appup_test, {group,upgrade}].
  
  groups() -> 
      [{upgrade,[minor_upgrade,major_upgrade]}].
  
  init_per_suite(Config) ->
      Config.
  