final int len = str.length();
        int ch, size = 0;
        byte[] dst;

        for (int i = 0; i < len; i++) {
            ch = str.charAt(i);
            size += ch > 0x07F ? ch > 0x7FF ? 3 : 2 : 1;
        }
        dst = new byte[size];
        writeShort(size);
        try {
            Encdec.enc_utf8(str, dst, 0, size);
        } catch (final IOException ioe) {

        // T = 0x54 -> upper nibble: 0x5 -> 0x46 (F), lower nibble: 0x4 -> 0x45 (E)
        assertEquals('F', dst[1]); // (0x54 >> 4) + 0x41 = 0x46 = 'F'
        assertEquals('E', dst[2]); // (0x54 & 0x0F) + 0x41 = 0x45 = 'E'

        // Check padding (positions 8-30 should be 'CA' pairs for spaces)
        for (int i = 8; i < 31; i += 2) {
            assertEquals('C', dst[i + 1]);

 * @since 15.0
 */
@GwtCompatible
public class XmlEscapers {
  private XmlEscapers() {}

  private static final char MIN_ASCII_CONTROL_CHAR = 0x00;
  private static final char MAX_ASCII_CONTROL_CHAR = 0x1F;

  // For each xxxEscaper() method, please add links to external reference pages
  // that are considered authoritative for the behavior of that escaper.

  /**

    /**
     * UTF-7 Byte Order Mark definition.
     */
    protected static final ByteOrderMark BOM_UTF_7 = new ByteOrderMark("UTF-7", 0x2B, 0x2F, 0x76);

    /**
     * HTML4 unescape translator.
     */
    protected static final CharSequenceTranslator UNESCAPE_HTML4 = new AggregateTranslator(

            assertEquals(0x0C, ServerMessageBlock2.SMB2_CANCEL);
            assertEquals(0x0D, ServerMessageBlock2.SMB2_ECHO);
            assertEquals(0x0E, ServerMessageBlock2.SMB2_QUERY_DIRECTORY);
            assertEquals(0x0F, ServerMessageBlock2.SMB2_CHANGE_NOTIFY);
            assertEquals(0x10, ServerMessageBlock2.SMB2_QUERY_INFO);
            assertEquals(0x11, ServerMessageBlock2.SMB2_SET_INFO);

    /**
     * RPC message for enumerating all shares on a server.
     */
    public static class ShareEnumAll extends DcerpcMessage {

        @Override
        public int getOpnum() {
            return 0x0f;
        }

        /**
         * The return value of the operation.
         */
        public int retval;
        /**
         * The name of the server.
         */

        lookupSids = new MsrpcLookupSids(mockPolicyHandle, testSids);

        // Act
        int opnum = lookupSids.getOpnum();

        // Assert
        assertEquals(0x0f, opnum);
    }

    @Test
    void constructor_shouldPreservePolicyHandleReference() throws Exception {
        // Arrange
        jcifs.SID mockSid = mock(jcifs.SID.class);

        byte[] dst = new byte[4];

        SMB1SigningDigest.writeUTime(mockConfig, 0L, dst, 0);

        assertEquals((byte) 0xFF, dst[0]);
        assertEquals((byte) 0xFF, dst[1]);
        assertEquals((byte) 0xFF, dst[2]);
        assertEquals((byte) 0xFF, dst[3]);
    }

    @Test
    @DisplayName("Test writeUTime with max time")
    void testWriteUTimeWithMaxTime() {

        assertEquals(25, SMBUtil.readInt2(buffer, bodyOffset));

        // Flags (VcNumber) and SecurityMode
        assertEquals(0x01, buffer[bodyOffset + 2] & 0xFF); // Session binding flag
        assertEquals(securityMode, buffer[bodyOffset + 3] & 0xFF);

        // Capabilities
        assertEquals(capabilities, SMBUtil.readInt4(buffer, bodyOffset + 4));

        // Channel

        InetAddress inetAddr = InetAddress.getByName("192.168.1.100");
        byte[] addrBytes = inetAddr.getAddress();
        mockQueryAddress.address =
                ((addrBytes[0] & 0xFF) << 24) | ((addrBytes[1] & 0xFF) << 16) | ((addrBytes[2] & 0xFF) << 8) | (addrBytes[3] & 0xFF);

        // Create NodeStatusResponse instance
        response = new NodeStatusResponse(mockConfig, mockQueryAddress);
    }

    @Test