anchor.diff:                    {set, {node, node(), ns_log}, default_ns_log}
                    ], Result2).
   
  -upgrade_2_2_0_to_3_0_test() ->
  +upgrade_2_2_0_to_2_3_0_test() ->
       Key = {node, node(), memcached},
       Cfg = [[{Key,
              [{log_generations, 10},
               {log_cyclesize, 1024*1024*100}]}]],
  -    UpgradedCfg = upgrade_config_from_2_2_0_to_3_0(Cfg),
  +    UpgradedCfg = upgrade_config_from_2_2_0_to_2_3_0(Cfg),
       ?assertMatch([
                     {set, Key,
                      [{log_generations, 20},
  
positive.code: -define(NS_LOG, "ns_log").
  
  get_current_version() ->
      {3,0,0}.
  
  % Allow all keys to be mergable.
  
  
negative.code:        {dedicated_port, misc:get_env_default(memcached_dedicated_port, 11209)},
         {admin_user, "_admin"},
         %% Note that this is not actually the password that is being used; as
         %% part of upgrading config from 2.2 to 2.3 version it's replaced by
         %% unique per-node password. I didn't put it here because default()
         %% supposed to be a pure function.
         {admin_pass, ""},
  