buffer.putShort((short) 50); // maxMpxCount
        buffer.putShort((short) 10); // maxNumberVcs
        buffer.putInt(8192); // maxBufferSize
        buffer.putInt(65536); // maxRawSize
        buffer.putInt(123456789); // sessionKey
        buffer.putInt(SmbConstants.CAP_UNICODE | SmbConstants.CAP_NT_SMBS); // capabilities
        buffer.putLong(new Date().getTime()); // serverTime

    @Test
    @DisplayName("Test toString method")
    void testToString() throws SMBProtocolDecodingException {
        // Setup test data
        byte[] buffer = new byte[22];
        long expectedAllocationSize = 65536L;
        long expectedEndOfFile = 49152L;
        int expectedNumberOfLinks = 15;
        boolean expectedDeletePending = true;
        boolean expectedDirectory = true;

        // Encode test data

    // Buffer pool configuration
    private final int initialSendBuffers = 32;
    private final int initialReceiveBuffers = 64;
    private final int sendBufferSize = 65536; // 64KB
    private final int receiveBufferSize = 65536; // 64KB

    /**
     * Create new RDMA buffer manager
     *
     * @param provider RDMA provider for memory registration
     */
    public RdmaBufferManager(RdmaProvider provider) {

        void testSetReadLength() {
            assertDoesNotThrow(() -> request.setReadLength(0));
            assertDoesNotThrow(() -> request.setReadLength(1024));
            assertDoesNotThrow(() -> request.setReadLength(65536));
            assertDoesNotThrow(() -> request.setReadLength(Integer.MAX_VALUE));
        }

        @Test
        @DisplayName("Should set offset correctly")
        void testSetOffset() {

    }

    @Override
    public String getProviderName() {
        return "TCP Fallback";
    }

    @Override
    public int getMaxMessageSize() {
        return 65536; // 64KB for TCP
    }

    @Override
    public void shutdown() {
        // Nothing to clean up for TCP
    }

    private Smb2QueryDirectoryRequest request;

    @BeforeEach
    void setUp() {
        MockitoAnnotations.openMocks(this);
        when(mockConfig.getMaximumBufferSize()).thenReturn(65536);
        when(mockConfig.getListSize()).thenReturn(65536);
        when(mockContext.getConfig()).thenReturn(mockConfig);
    }

    @Test
    @DisplayName("Test constructor with configuration only")
    void testConstructorWithConfig() {

    }

    @Test
    @DisplayName("Test sign method with large data array")
    void testSignWithLargeData() {
        // Arrange
        byte[] largeData = new byte[65536]; // 64KB
        for (int i = 0; i < largeData.length; i++) {
            largeData[i] = (byte) (i % 256);
        }
        int offset = 1024;
        int length = 32768; // 32KB

        // Act

    @BeforeEach
    void setUp() {
        Arrays.fill(TEST_FILE_ID, (byte) 0x42);
    }

    private void setupMockConfig() {
        when(mockConfig.getTransactionBufferSize()).thenReturn(65536);
    }

    private void setupMockContext() {
        when(mockContext.getConfig()).thenReturn(mockConfig);
    }

    @Test
    @DisplayName("Test constructor with config and control code")

        when(mockConfig.getDefaultDomain()).thenReturn(null);
        when(mockConfig.getBufferCacheSize()).thenReturn(16);
        when(mockConfig.getMaximumBufferSize()).thenReturn(65536);

        context = new BaseContext(mockConfig);
    }

    @Test
    @DisplayName("Constructor should initialize all components")
    void testConstructorInitialization() {
        // Then

    }

    @Test
    @DisplayName("Test getSendBufferSize returns standard size")
    void testGetSendBufferSizeStandard() {
        // Arrange
        int expectedSize = 65536;
        when(negotiationResponse.getSendBufferSize()).thenReturn(expectedSize);

        // Act
        int size = negotiationResponse.getSendBufferSize();

        // Assert