assertEquals(new TreeSet<E>(), empty);
  }

  /*
   * TODO(cpovirk): more testing of subSet/headSet/tailSet/descendingSet? and/or generate derived
   * suites?
   */

  /**
   * Returns the {@link Method} instances for the test methods in this class that create a set with
   * a "hole" in it so that set tests of {@code ContiguousSet} can suppress them with {@code
   * FeatureSpecificTestSuiteBuilder.suppressing()}.

		return
	}
	err = en.WriteTime(z.Queued)
	if err != nil {
		err = msgp.WrapError(err, "Queued")
		return
	}
	// write "BitrotScan"
	err = en.Append(0xaa, 0x42, 0x69, 0x74, 0x72, 0x6f, 0x74, 0x53, 0x63, 0x61, 0x6e)
	if err != nil {
		return
	}
	err = en.WriteBool(z.BitrotScan)
	if err != nil {
		err = msgp.WrapError(err, "BitrotScan")
		return
	}
	return
}

	if err != nil {
		removeRoots(disks)
		t.Fatal(err)
	}
	defer removeRoots(disks)
	z := objLayer.(*erasureServerPools)
	testShuffleDisks(t, z)
}

// Test shuffleDisks which returns shuffled slice of disks for their actual distribution.
func testShuffleDisks(t *testing.T, z *erasureServerPools) {
	disks := z.serverPools[0].GetDisks(0)()

		if err != nil {
			return nil, err
		}
		// Check if we have a response ready or a filler byte.
		switch b {
		case 0:
			return reader, nil
		case 1:
			errorText, err := io.ReadAll(reader)
			if err != nil {
				return nil, err
			}
			return nil, errors.New(string(errorText))
		case 32:
			continue
		default:
			return nil, fmt.Errorf("unexpected filler byte: %d", b)
		}

      }
    }
    return added;
  }

  /**
   * Returns a synchronized (thread-safe) queue backed by the specified queue. In order to guarantee
   * serial access, it is critical that <b>all</b> access to the backing queue is accomplished
   * through the returned queue.
   *
   * <p>It is imperative that the user manually synchronize on the returned queue when accessing the
   * queue's iterator:

	return d.disk.IsLocal()
}

func (d *naughtyDisk) Endpoint() Endpoint {
	return d.disk.Endpoint()
}

func (d *naughtyDisk) Hostname() string {
	return d.disk.Hostname()
}

func (d *naughtyDisk) Healing() *healingTracker {
	return d.disk.Healing()
}

func (d *naughtyDisk) Close() (err error) {
	if err = d.calcError(); err != nil {
		return err
	}
	return d.disk.Close()
}

			if iSubset == jSubset {
				if iPort == jPort {
					return iDirection < jDirection
				}
				return iPort < jPort
			}
			return iSubset < jSubset
		}
		return iName < jName
	})
	return clusters, nil
}

func safelyParseSubsetKey(key string) (model.TrafficDirection, string, host.Name, int) {
	if len(strings.Split(key, "|")) > 3 {
		return model.ParseSubsetKey(key)
	}
	name := host.Name(key)

		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}

	if _, err = globalBucketMetadataSys.Update(ctx, bucket, bucketLifecycleConfig, configData); err != nil {
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}

	// Success.
	writeSuccessResponseHeadersOnly(w)
}

// GetBucketLifecycleHandler - This HTTP handler returns bucket policy configuration.

	return os.Stat(name)
}

// Create captures time taken to call os.Create
func Create(name string) (f *os.File, err error) {
	defer updateOSMetrics(osMetricCreate, name)(err)
	return os.Create(name)
}

// Fdatasync captures time taken to call Fdatasync
func Fdatasync(f *os.File) (err error) {
	fn := ""
	if f != nil {
		fn = f.Name()
	}
	defer updateOSMetrics(osMetricFdatasync, fn)(err)

      assertEquals(expectedBytes / chunkSize, processCalled);
      assertEquals(expectedBytes % chunkSize != 0, remainingCalled);
    }

    // returns the minimum x such as x >= a && (x % b) == 0
    private static int ceilToMultiple(int a, int b) {
      int remainder = a % b;
      return remainder == 0 ? a : a + b - remainder;
    }

    void assertBytes(byte[] expected) {
      byte[] got = out.toByteArray();