anchor.diff:      StorageId = initializer:get_storage_id(W),
       TTL = 0,
       SDHandle = get_sd_handle(W, ?SPACE_ID, SessionId, ?UUID, StorageId, ?STORAGE_FILE_ID),
  -    FetchTokenCallsNum0 = ?getFetchTokenCalls(W, [SessionId, ?USER, ?IDP]),
  +    FetchTokenCallsNum0 = ?getFetchTokenCalls(W, [SessionId, ?USER1, ?IDP]),
       mock_fetch_token(W, ?IDP_ACCESS_TOKEN,  TTL),
   
       % setxattr should return EKEYEXPIRED due to TTL=0
  
positive.code:     % ensure that setxattr was repeated
      ?assertSetxattrCalls(W, ['_', '_', '_', '_', '_', '_'], 3),
      % ensure that token was acquired in admin_ctx
      ?assertEqual(FetchTokenCallsNum0 + 2, ?getFetchTokenCalls(W, [SessionId, ?USER, ?IDP])).
  
  
  root_operation_succeeds_with_refreshed_token_on_secure_storage(Config) ->
  
negative.code: 
  -define(SPACE_ID, <<"space1">>).
  -define(STORAGE_FILE_ID, filename:join(["/", ?SPACE_ID, <<"dummyFile">>])).
  -define(USER1, <<"user1">>).
  -define(SESSION(Worker, Config), ?SESSION(?USER1, Worker, Config)).
  -define(SESSION(User, Worker, Config),
      ?config({session_id, {User, ?GET_DOMAIN(Worker)}}, Config)).
  -define(UUID, <<"dummyUuid">>).
  