@ParameterizedTest
    @ValueSource(longs = { 0L, -1L, Long.MAX_VALUE })
    @DisplayName("capacity may be any long value")
    void testCapacityEdgeValues(long capacity) {
        when(mockAllocInfo.getCapacity()).thenReturn(capacity);
        assertEquals(capacity, mockAllocInfo.getCapacity());
    }

    /**
     * Null pointer scenario – calls on a null reference should raise

  }

  /**
   * Creates an {@code MonitorBasedArrayBlockingQueue} with the given (fixed) capacity and default
   * access policy.
   *
   * @param capacity the capacity of this queue
   * @throws IllegalArgumentException if {@code capacity} is less than 1
   */
  public MonitorBasedArrayBlockingQueue(int capacity) {
    this(capacity, false);
  }

  /**

   * @since 12.0
   */
  @J2ktIncompatible
  @GwtIncompatible // LinkedBlockingDeque
  public static <E> LinkedBlockingDeque<E> newLinkedBlockingDeque(int capacity) {
    return new LinkedBlockingDeque<>(capacity);
  }

  /**
   * Creates a {@code LinkedBlockingDeque} with a capacity of {@link Integer#MAX_VALUE}, containing

        private final long capacity;
        private final long free;
        private byte fileSystemInformationClass = FS_SIZE_INFO;

        TestAllocInfo(long capacity, long free) {
            this.capacity = capacity;
            this.free = free;
        }

        TestAllocInfo(long capacity, long free, byte fileSystemInformationClass) {
            this.capacity = capacity;
            this.free = free;

			capacity += disk.TotalSpace
		}
	}
	return capacity
}

// GetTotalCapacityFree gets the total capacity free in the cluster.
func GetTotalCapacityFree(diskInfo []madmin.Disk) (capacity uint64) {
	for _, d := range diskInfo {
		capacity += d.AvailableSpace
	}
	return capacity
}

// GetTotalUsableCapacityFree gets the total usable capacity free in the cluster.

   * @since 12.0
   */
  @J2ktIncompatible
  @GwtIncompatible // LinkedBlockingDeque
  public static <E> LinkedBlockingDeque<E> newLinkedBlockingDeque(int capacity) {
    return new LinkedBlockingDeque<>(capacity);
  }

  /**
   * Creates a {@code LinkedBlockingDeque} with a capacity of {@link Integer#MAX_VALUE}, containing

     */
    public CaseInsensitiveMap() {
    }

    /**
     * Creates a {@link CaseInsensitiveMap}.
     *
     * @param capacity the initial capacity
     */
    public CaseInsensitiveMap(final int capacity) {
        super(capacity);
    }

    /**
     * Returns whether the key is contained.
     *
     * @param key the key
     * @return whether the key is contained
     */

/**
 * Interface for file system allocation information providing capacity and free space details.
 * Used in SMB protocol operations to query disk space information from remote SMB shares.
 *
 * @author mbechler
 */
public interface AllocInfo extends FileSystemInformation {

    /**
     * Gets the total capacity of the allocation.
     *
     * @return total capacity
     */
    long getCapacity();

    /**

	for range size {
		bp.Get() // discard
	}

	// Try putting some invalid buffers into pool
	bp.Put(make([]byte, bp.w, bp.wcap-1)) // wrong capacity is rejected (less)
	bp.Put(make([]byte, bp.w, bp.wcap+1)) // wrong capacity is rejected (more)
	bp.Put(make([]byte, width))           // wrong capacity is rejected (very less)
	if len(bp.c) > 0 {
		t.Fatal("bytepool should have rejected invalid packets")
	}

	// Report total capacity
	ch <- prometheus.MustNewConstMetric(
		prometheus.NewDesc(
			prometheus.BuildFQName(minioNamespace, "capacity_raw", "total"),
			"Total capacity online in current MinIO server instance",
			nil, nil),
		prometheus.GaugeValue,
		float64(GetTotalCapacity(server.Disks)),
	)

	// Report total capacity free
	ch <- prometheus.MustNewConstMetric(