anchor.diff:          [{set, PortServersKey, DefaultPortServers},
            {set, McdConfigKey, DefaultMcdConfig}].
   
  +%% NOTE: verbosity part actually doesn't work anymore because default
  +%% memcached config doesn't have verbosity field anymore
   upgrade_memcached_ssl_port_and_verbosity(Config, DefaultConfig) ->
       McdKey = {node, node(), memcached},
   
  
positive.code:               {port, 3}]},
              {{node, node(), memcached_config}, memcached_config}]],
      Default = [{{node, node(), port_servers}, port_servers_cfg},
                 {{node, node(), memcached}, [{ssl_port, 1}, {verbosity, 3},
                                              {config_path, cfg_path},
                                              {engines, [something]}]},
                 {{node, node(), memcached_config}, memcached_config},
                 {{node, node(), port_servers}, port_servers_cfg}],
  
      ?assertMatch([{set, {node, _, memcached}, [{engines, [something]},
                                                 {ssl_port, 1}, {verbosity, 2},
                                                 {port, 3},
                                                 {config_path, cfg_path}]},
                    {set, {node, _, memcached_config}, memcached_config},
  
negative.code:     EnginesTuple = {engines, _} = lists:keyfind(engines, 1, DefaultMcdConfig),
      ConfigPathTuple = {config_path, _} = lists:keyfind(config_path, 1, DefaultMcdConfig),
      NewMcdConfig0 = lists:keystore(engines, 1, CurrentMcdConfig, EnginesTuple),
      NewMcdConfig1 = lists:keystore(config_path, 1, NewMcdConfig0, ConfigPathTuple),
      NewMcdConfig2 = lists:keydelete(verbosity, 1, NewMcdConfig1),
      [{set, McdKey, NewMcdConfig2},
       {set, JTKey, DefaultJsonTemplateConfig},
       {set, PortServersKey, DefaultPortServers}].
  
  