Iterable<Character> result = Traverser.forGraph(graph).breadthFirst('h');

    assertEqualCharNodes(Iterables.limit(result, 2), "hd");
    assertThat(graph.requestedNodes).containsExactly('h', 'h', 'd');

    // Iterate again to see if calculation is done again
    assertEqualCharNodes(Iterables.limit(result, 2), "hd");
    assertThat(graph.requestedNodes).containsExactly('h', 'h', 'h', 'd', 'd');
  }

  @Test

			di.Scanning = info.Scanning
			di.State = diskErrToDriveState(err)
			di.FreeInodes = info.FreeInodes
			di.UsedInodes = info.UsedInodes
			if hi := disks[index].Healing(); hi != nil {
				hd := hi.toHealingDisk()
				di.HealInfo = &hd
			}
			di.Metrics = &madmin.DiskMetrics{
				LastMinute:              make(map[string]madmin.TimedAction, len(info.Metrics.LastMinute)),