assertArrayEquals(new byte[] { 0x02, 0x03, 0x04, 0x00, 0x00 }, dest, "Encoded bytes should match the expected subset");
    }

    @Test
    void testEncodeWithOffset() {
        // Test encoding with a destination offset
        byte[] data = { 0x01, 0x02, 0x03, 0x04, 0x05 };
        ByteEncodable encodable = new ByteEncodable(data, 0, 3);
        byte[] dest = new byte[5]; // {0,0,0,0,0}

            SMBUtil.writeInt8(testTime, buffer, offset + 8);
            SMBUtil.writeInt8(testTime + 1000, buffer, offset + 16);
            SMBUtil.writeInt8(testTime + 2000, buffer, offset + 24);
            SMBUtil.writeInt8(testTime + 3000, buffer, offset + 32);
            SMBUtil.writeInt8(8192, buffer, offset + 40);
            SMBUtil.writeInt8(2048, buffer, offset + 48);
            SMBUtil.writeInt4(0x10, buffer, offset + 56);

        }
    }

    /*
     * static class SynInfo { final String src; final int offset, length; final String[] synonyms; Mode mode; int count;
     * SynInfo(String src, int offset, int length, String[] synonyms){ this.src = src; this.offset = offset; this.length
     * = length; this.synonyms = synonyms; }
     *
     * static enum Mode { PREV, SYN, AFTER; } }
     */

        assertEquals(0xFFFF, SMBUtil.readInt2(buffer, 14));

        // Test different offsets
        for (int offset = 0; offset <= 8; offset++) {
            SMBUtil.writeInt4(0x12345678, buffer, offset);
            assertEquals(0x12345678, SMBUtil.readInt4(buffer, offset));
        }
    }

    @Test
    void testNegativeValueHandling() {
        byte[] buffer = new byte[8];

     * Verifies that the method returns the correct time zone offset.
     * @throws CIFSException
     */
    @Test
    void testGetServerTimeZoneOffset() throws CIFSException {
        when(smbTreeHandle.getServerTimeZoneOffset()).thenReturn(0L);
        assertEquals(0L, smbTreeHandle.getServerTimeZoneOffset(), "Server time zone offset should be 0");
        when(smbTreeHandle.getServerTimeZoneOffset()).thenReturn(3600000L);

            assertEquals(12, bytesWritten);
            assertEquals(1, SMBUtil.readInt2(buffer, offset));
            assertEquals(6, SMBUtil.readInt2(buffer, offset + 2));
            assertEquals(PreauthIntegrityNegotiateContext.HASH_ALGO_SHA512, SMBUtil.readInt2(buffer, offset + 4));
            assertArrayEquals(salt, Arrays.copyOfRange(buffer, offset + 6, offset + 12));
        }

 *
 * ```
 *  0..63 : Length of the UTF-16 sequence that this range maps to. The offset is b2b3.
 * 64..79 : Offset by a fixed negative offset. The bottom 4 bits of b1 are the top 4 bits of the offset.
 * 80..95 : Offset by a fixed positive offset. The bottom 4 bits of b1 are the top 4 bits of the offset.
 *    119 : Ignored.
 *    120 : Valid.
 *    121 : Disallowed
 *    122 : Mapped inline to the sequence: [b2].

        byte[] buffer = new byte[100];
        int offset = 10;

        // When
        int bytesWritten = request.writeBytesWireFormat(buffer, offset);

        // Then
        assertEquals(4, bytesWritten, "Should write 4 bytes");
        // Check that structure size (4) is written as 2-byte little-endian
        assertEquals(4, buffer[offset] | (buffer[offset + 1] << 8), "Structure size should be 4");

    }

    @Test
    @DisplayName("Test decode with offset")
    void testDecodeWithOffset() throws SMBProtocolDecodingException {
        // Prepare buffer with offset
        long expectedValue = 0xAAAABBBBCCCCDDDDL;
        byte[] buffer = new byte[20];
        int offset = 7;
        SMBUtil.writeInt8(expectedValue, buffer, offset);

        // Decode from offset

        int offset = 0;
        if (domainLength > 0) {
            writeUShort(targetInfo, offset, 2);
            offset += 2;
            writeUShort(targetInfo, offset, domainLength);
            offset += 2;
            System.arraycopy(domain, 0, targetInfo, offset, domainLength);
            offset += domainLength;
        }
        if (serverLength > 0) {