Type2Message message = new Type2Message(mockContext);
            byte[] testContext =
                    new byte[] { (byte) 0x11, (byte) 0x22, (byte) 0x33, (byte) 0x44, (byte) 0x55, (byte) 0x66, (byte) 0x77, (byte) 0x88 };

            // When
            message.setContext(testContext);

            // Then
            assertArrayEquals(testContext, message.getContext());

    @Test
    @DisplayName("Test with different buffer sizes")
    void testWithDifferentBufferSizes() {
        // Test with buffers of different sizes
        byte[] smallBuffer = new byte[] { 0x01 };
        byte[] mediumBuffer = new byte[] { 0x01, 0x02, 0x03, 0x04, 0x05 };

        SmbNegotiation negotiationDifferentSizes = new SmbNegotiation(mockRequest, mockResponse, smallBuffer, mediumBuffer);

        buffer.position(20);
        buffer.put((byte) 0x01); // Revision
        buffer.put((byte) 0x01); // SubAuthorityCount
        buffer.put(new byte[] { 0, 0, 0, 0, 0, 1 }); // IdentifierAuthority
        buffer.putInt(0); // SubAuthority

        // Group SID at offset 40
        buffer.position(40);
        buffer.put((byte) 0x01); // Revision
        buffer.put((byte) 0x01); // SubAuthorityCount

import jcifs.smb1.util.Hexdump;

class SmbComOpenAndX extends AndXServerMessageBlock {

    // flags (not the same as flags constructor argument)
    private static final int FLAGS_RETURN_ADDITIONAL_INFO = 0x01;
    private static final int FLAGS_REQUEST_OPLOCK = 0x02;
    private static final int FLAGS_REQUEST_BATCH_OPLOCK = 0x04;

    // Access Mode Encoding for desiredAccess

0x53, 0x74, 0x61, 0x74, 0x73, 0x3e, 0x3c, 0x42, 0x79, 0x74, 0x65, 0x73, 0x53, 0x63, 0x61, 0x6e, 0x6e, 0x65, 0x64, 0x3e, 0x35, 0x30, 0x3c, 0x2f, 0x42, 0x79, 0x74, 0x65, 0x73, 0x53, 0x63, 0x61, 0x6e, 0x6e, 0x65, 0x64, 0x3e, 0x3c, 0x42, 0x79, 0x74, 0x65, 0x73, 0x50, 0x72, 0x6f, 0x63, 0x65, 0x73, 0x73, 0x65, 0x64, 0x3e, 0x35, 0x30, 0x3c, 0x2f, 0x42, 0x79, 0x74, 0x65, 0x73, 0x50, 0x72, 0x6f, 0x63, 0x65, 0x73, 0x73, 0x65, 0x64, 0x3e, 0x3c, 0x42, 0x79, 0x74, 0x65, 0x73, 0x52, 0x65, 0x74, 0x75, 0x72, 0x6e,...

        .putBoolean(false)
        .putBoolean(false);
    long hashCode = hasher.hash().asLong();

    hasher = HASH_FN.newHasher();
    hasher
        .putByte((byte) 0x01)
        .putByte((byte) 0x01)
        .putByte((byte) 0x00)
        .putByte((byte) 0x01)
        .putByte((byte) 0x00)
        .putByte((byte) 0x00)
        .putByte((byte) 0x00)
        .putByte((byte) 0x00);

        byte[] data = new byte[] { 0x01, 0x02, 0x03, 0x04 };

        assertDoesNotThrow(() -> digest.update(data, 0, data.length));
    }

    @Test
    @DisplayName("Test update method with zero length")
    void testUpdateWithZeroLength() {
        SMB1SigningDigest digest = new SMB1SigningDigest(testMacSigningKey);
        byte[] data = new byte[] { 0x01, 0x02, 0x03, 0x04 };

    /**
     * No flags set in SMB header.
     */
    int FLAGS_NONE = 0x00;
    /**
     * Obsolete lock and read/write and unlock flag.
     */
    int FLAGS_LOCK_AND_READ_WRITE_AND_UNLOCK = 0x01;
    /**
     * Receive buffer has been posted flag.
     */
    int FLAGS_RECEIVE_BUFFER_POSTED = 0x02;
    /**
     * Path names are case-insensitive flag.
     */
    int FLAGS_PATH_NAMES_CASELESS = 0x08;

            bufferIndex += 2;
        }
        this.setNumEntries(SMBUtil.readInt2(buffer, bufferIndex));
        bufferIndex += 2;
        this.isEndOfSearch = ((buffer[bufferIndex] & 0x01) == 0x01) == true;
        bufferIndex += 2;
        this.eaErrorOffset = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 2;
        this.lastNameOffset = SMBUtil.readInt2(buffer, bufferIndex);

        .putBoolean(false);
    long hashCode = hasher.hash().asLong();

    hasher = HASH_FN.newHasher();
    hasher
        .putByte((byte) 0x01)
        .putByte((byte) 0x01)
        .putByte((byte) 0x00)
        .putByte((byte) 0x01)
        .putByte((byte) 0x00)
        .putByte((byte) 0x00)
        .putByte((byte) 0x00)
        .putByte((byte) 0x00);