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);
    

    @Required
    @Size(max = 1000)
    public String value;

    /**
     * The web configuration ID associated with this request header.
     */
    @Required
    @Size(max = 1000)
    public String webConfigId;

    /**
     * The username of who created this request header.
     */
    @Size(max = 1000)
    public String createdBy;

    /**
     * The timestamp when this request header was created.
     */

     * @return the wrapped context
     */
    protected CIFSContext wrap(final CIFSContext newContext) {
        return newContext;
    }

    @Override
    public Configuration getConfig() {
        return this.delegate.getConfig();
    }

    @Override
    public DfsResolver getDfs() {
        return this.delegate.getDfs();
    }

    @Override
    public Credentials getCredentials() {

    }

    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();

    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);

    @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 Smb2SessionSetupRequest(final CIFSContext context, final int securityMode, final int capabilities, final long previousSessionid,
            final byte[] token) {
        super(context.getConfig(), SMB2_SESSION_SETUP);
        this.securityMode = securityMode;
        this.capabilities = capabilities;
        this.previousSessionId = previousSessionid;
        this.token = token;
    }

    @Override

        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 SmbTransportPool getTransportPool() {
        return this.transportPool;
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.CIFSContext#getConfig()
     */
    @Override
    public Configuration getConfig() {
        return this.config;
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.CIFSContext#getDfs()
     */
    @Override

     */
    @Size(max = 1000)
    public String parameters;

    /**
     * The web configuration ID this authentication is associated with.
     */
    @Required
    @Size(max = 1000)
    public String webConfigId;

    /**
     * The user who created this authentication configuration.
     */
    @Size(max = 1000)
    public String createdBy;

    /**