anchor.diff:  space_update_test(Config) ->
       ?PERFORMANCE(Config, [
           {repeats, 10},
  -        {parameters, [?DOCUMENT_MODIFICATIONS_NUM(2), ?USERS_NUM(1), ?GROUPS_NUM(1)]},
           {success_rate, 95},
           {description, "Performs document updates and gathers subscription updated for provider"},
           ?UPDATE_TEST_CFG(10, 2, 1),
  
positive.code:     [
          {name, list_to_atom(lists:flatten(io_lib:format("~p modifications ~p users ~p groups", [ModificationsNum, UsersNum, GroupsNum])))},
          {description, lists:flatten(io_lib:format("Single provider modifying document ~p times, ~p users, ~p group", [ModificationsNum, UsersNum, GroupsNum]))},
          {parameters,
              [
                  ?DOCUMENT_MODIFICATIONS_NUM(ModificationsNum),
                  ?USERS_NUM(UsersNum),
                  ?GROUPS_NUM(GroupsNum)
              ]
          }
      ]
  }).
  
  
negative.code:     [
          {name, list_to_atom(lists:flatten(io_lib:format("~p providers ~p documents", [ProvidersNum, DocumentsNum])))},
          {description, lists:flatten(io_lib:format("~p providers saving ~p documents", [ProvidersNum, DocumentsNum]))},
          {parameters, [
              ?PROVIDERS_NUM(ProvidersNum),
              ?DOCS_NUM(DocumentsNum)
          ]}
      ]
  }).
  
  