@DisplayName("Test buffer management")
    void testBufferManagement() {
        byte[] buffer = new byte[1024];
        buffer[0] = 0x42;

        transaction.setBuffer(buffer);

        byte[] released = transaction.releaseBuffer();
        assertSame(buffer, released);
        assertEquals(0x42, released[0]);

        // After release, getting buffer again should return null
        assertNull(transaction.releaseBuffer());

            SMBUtil.writeInt8(500, buffer1, 48);
            SMBUtil.writeInt4(0x01, buffer1, 56);

            response.readBytesWireFormat(buffer1, 0);

            assertEquals(1, response.getCloseFlags());
            assertEquals(1000, response.getAllocationSize());
            assertEquals(500, response.getEndOfFile());
            assertEquals(0x01, response.getFileAttributes());

            // Second read with different values

    /**
     * Server supports DFS
     */
    public static final int SMB2_GLOBAL_CAP_DFS = 0x1;

    /**
     * Server supports leasing
     */
    public static final int SMB2_GLOBAL_CAP_LEASING = 0x2;

    /**
     * Server supports multi-credit operations
     */
    public static final int SMB2_GLOBAL_CAP_LARGE_MTU = 0x4;

    /**
     * Server supports multi-channel connections
     */

        // Assert
        assertEquals(expectedFlags, queryPolicy.getFlags());
        // Binary check for individual flags
        assertEquals(0x03, queryPolicy.getFlags()); // 0x01 | 0x02 = 0x03
    }

    @Test
    void getOpnum_shouldReturnCorrectValue() {
        // Arrange
        short level = 1;

        // Test successful reading of 6 bytes from the input stream.
        // The content of these bytes is not critical for this test, only that 6 bytes are read.
        byte[] data = { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06 }; // Sample 6 bytes
        ByteArrayInputStream bais = new ByteArrayInputStream(data);
        SessionRetargetResponsePacket packet = new SessionRetargetResponsePacket();

abstract class NameServicePacket {

    // opcode
    static final int QUERY = 0;
    static final int WACK = 7;

    // rcode
    static final int FMT_ERR = 0x1;
    static final int SRV_ERR = 0x2;
    static final int IMP_ERR = 0x4;
    static final int RFS_ERR = 0x5;
    static final int ACT_ERR = 0x6;
    static final int CFT_ERR = 0x7;

    // type/class
    static final int NB_IN = 0x00200001;

abstract class NameServicePacket {

    // opcode
    static final int QUERY = 0;
    static final int WACK = 7;

    // rcode
    static final int FMT_ERR = 0x1;
    static final int SRV_ERR = 0x2;
    static final int IMP_ERR = 0x4;
    static final int RFS_ERR = 0x5;
    static final int ACT_ERR = 0x6;
    static final int CFT_ERR = 0x7;

    // type/class
    static final int NB_IN = 0x00200001;

    void testBufferManagement() {
        byte[] buffer = new byte[1024];
        buffer[0] = 0x42;
        buffer[1] = 0x43;

        response.setBuffer(buffer);

        byte[] released = response.releaseBuffer();
        assertSame(buffer, released);
        assertEquals(0x42, released[0]);
        assertEquals(0x43, released[1]);

        // After release, getting buffer again should return null

     */
    public static final int FSCTL_QUERY_NETWORK_INTERFACE_INFO = 0x001401FC;

    /**
     * SMB2 session flag indicating channel binding
     */
    public static final int SMB2_SESSION_FLAG_BINDING = 0x01;

    /**
     * Size of network interface info structure in bytes
     */
    public static final int NETWORK_INTERFACE_INFO_SIZE = 152;

        }
    }

    @Test
    @DisplayName("Test setInfoType method")
    void testSetInfoType() {
        request = new Smb2SetInfoRequest(mockConfig);
        byte testInfoType = (byte) 0x01;

        request.setInfoType(testInfoType);

        // Verify info type was set
        Field infoTypeField;
        try {
            infoTypeField = Smb2SetInfoRequest.class.getDeclaredField("infoType");