// Then
        assertNotNull(response);
        assertTrue(response instanceof Smb2SessionSetupResponse);
        // The constructor calls getConfig once, createResponse calls it once
        verify(mockContext, times(2)).getConfig();
    }

    @Test
    @DisplayName("Should set session binding flag correctly")
    void testSetSessionBinding() throws Exception {
        // Given

        MockitoAnnotations.openMocks(this);
        when(session.getConfig()).thenReturn(config);
        when(session.getContext()).thenReturn(context);
        when(session.getTransport()).thenReturn(transport);
        when(session.acquire()).thenReturn(session);
        when(config.isTraceResourceUsage()).thenReturn(false);
        when(context.getConfig()).thenReturn(config);
        when(session.isConnected()).thenReturn(true);
    }

    @BeforeEach
    void setUp() {
        // Common setup for most tests
        lenient().when(mockFileHandle.getTree()).thenReturn(mockTreeHandle);
        lenient().when(mockTreeHandle.getConfig()).thenReturn(mockConfig);
    }

    @Test
    void testWriteSingleByte() throws IOException, CIFSException {
        // Given
        when(mockTreeHandle.isSMB2()).thenReturn(true);

    @Override
    protected Smb2TreeDisconnectResponse createResponse(final CIFSContext tc,
            final ServerMessageBlock2Request<Smb2TreeDisconnectResponse> req) {
        return new Smb2TreeDisconnectResponse(tc.getConfig());
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.CommonServerMessageBlockRequest#size()
     */
    @Override
    public int size() {

 *
 */
public interface SmbTreeHandle extends AutoCloseable {

    /**
     * Gets the active configuration for this tree handle
     * @return the active configuration
     */
    Configuration getConfig();

    /**
     * {@inheritDoc}
     *
     * @see java.lang.AutoCloseable#close()
     */
    @Override
    void close() throws CIFSException;

    /**

        return new URL(null, spec, new Handler());
    }

    @Test
    @DisplayName("getConfig returns context config")
    void getConfig_returnsConfig() {
        SmbTreeConnection c = newConn();
        assertSame(config, c.getConfig());
    }

    @Test
    @DisplayName("acquire calls tree.acquire on first usage, release calls tree.release at zero")

public void testRdmaFallbackToTcp() throws Exception {
    // Test that we properly fall back to TCP when RDMA is not available
    CIFSContext context = getTestContext();
    context.getConfig().setProperty("jcifs.smb.client.useRDMA", "true");
    context.getConfig().setProperty("jcifs.smb.client.rdmaProvider", "nonexistent");
    
    SmbFile file = new SmbFile("smb://server/share/test.txt", context);
    

    private Configuration mockConfig;

    @BeforeEach
    void setUp() {
        mockContext = mock(CIFSContext.class);
        mockConfig = mock(Configuration.class);
        when(mockContext.getConfig()).thenReturn(mockConfig);
        when(mockConfig.getLeaseTimeout()).thenReturn(30000);
        when(mockConfig.getMaxLeases()).thenReturn(1000);
        when(mockConfig.getLeaseBreakTimeout()).thenReturn(60);

    }

    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")
    void testConstructorWithConfigAndControlCode() {
        setupMockConfig();

        void testConstructorWithConfig() {
            TestServerMessageBlock2Request request = new TestServerMessageBlock2Request(mockConfig);
            assertNotNull(request);
            assertEquals(mockConfig, request.getConfig());
        }

        @Test
        @DisplayName("Should create request with configuration and command")
        void testConstructorWithConfigAndCommand() {
            int command = SMB2_NEGOTIATE;