bytes[byteIndex++] = (byte) (0x80 | ((c >> 6) & 0x3F));
                bytes[byteIndex++] = (byte) (0x80 | (c & 0x3F));
            }
        }

        return Arrays.copyOf(bytes, byteIndex);
    }

    /**
     * Convert byte array to char array (UTF-8)
     */
    private char[] bytesToChars(byte[] bytes) {
        if (bytes == null) {
            return null;

        }
        this.fileId = Arrays.copyOf(fileId, 16);
    }

    @Override
    public byte[] getName() {
        return CONTEXT_NAME_BYTES;
    }

    /**
     * Get the file ID
     * @return the 16-byte file ID
     */
    public byte[] getFileId() {
        return Arrays.copyOf(fileId, 16);
    }

    @Override
    public int size() {

        rpc.sid_t s = new rpc.sid_t();
        s.revision = revision;
        s.sub_authority_count = (byte) subs.length;
        s.identifier_authority = Arrays.copyOf(identAuth, 6);
        s.sub_authority = Arrays.copyOf(subs, subs.length);
        return s;
    }

    @Nested
    @DisplayName("Basic Constructor and Utility Tests")
    class BasicTests {

        @Test

        }
        this.key = Arrays.copyOf(key, LEASE_KEY_SIZE);
    }

    /**
     * Get the lease key bytes
     *
     * @return copy of the 16-byte lease key
     */
    public byte[] getKey() {
        return Arrays.copyOf(key, LEASE_KEY_SIZE);
    }

    /**
     * Write the lease key to a buffer
     *

     */
    public HandleGuid getCreateGuid() {
        return createGuid;
    }

    /**
     * Get the file ID
     * @return copy of the 16-byte file ID
     */
    public byte[] getFileId() {
        return Arrays.copyOf(fileId, 16);
    }

    /**
     * Get the handle type
     * @return the handle type
     */
    public HandleType getType() {
        return type;

    void testEquals() {
        byte[] testBytes1 = new byte[] { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x10 };
        byte[] testBytes2 = Arrays.copyOf(testBytes1, 16);
        byte[] testBytes3 = new byte[] { 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F, 0x20 };

        Smb2LeaseKey key1 = new Smb2LeaseKey(testBytes1);

    private static final int SMB2_HEADER_LENGTH = 64;

    /**
     * Build a minimal SMB2 header for a response.
     */
    private static byte[] buildSmb2Header() {
        byte[] header = Arrays.copyOf(SMBUtil.SMB2_HEADER, SMBUtil.SMB2_HEADER.length);
        // Mark as server->client response for realism
        SMBUtil.writeInt4(0x00000001, header, 16); // Flags
        // Command SMB2_CREATE (0x0005)

            to.hashesExternal = true;
            to.ansiHash = from.ansiHash != null ? Arrays.copyOf(from.ansiHash, from.ansiHash.length) : null;
            to.unicodeHash = from.unicodeHash != null ? Arrays.copyOf(from.unicodeHash, from.unicodeHash.length) : null;
        } else {
            NtlmPasswordAuthenticator.cloneInternal(to, from);
        }
    }

    /**
     * Compares two {@code NtlmPasswordAuthentication} objects for

    ImmutableList.Builder<List<E>> axesBuilder = new ImmutableList.Builder<>(lists.size());
    for (List<? extends E> list : lists) {
      List<E> copy = ImmutableList.copyOf(list);
      if (copy.isEmpty()) {
        return ImmutableList.of();
      }
      axesBuilder.add(copy);
    }
    return new CartesianList<>(axesBuilder.build());
  }

  CartesianList(ImmutableList<List<E>> axes) {
    this.axes = axes;

  private final @Nullable V[][] array;

  private ArrayTable(Iterable<? extends R> rowKeys, Iterable<? extends C> columnKeys) {
    this.rowList = ImmutableList.copyOf(rowKeys);
    this.columnList = ImmutableList.copyOf(columnKeys);
    checkArgument(rowList.isEmpty() == columnList.isEmpty());

    /*
     * TODO(jlevy): Support only one of rowKey / columnKey being empty? If we