// Arrange mocks for available()
        when(handle.ensureOpen()).thenReturn(fd);
        when(fd.getTree()).thenReturn(tree);
        when(tree.isSMB2()).thenReturn(true);
        when(tree.getConfig()).thenReturn(config);
        when(config.getTransactionBufferSize()).thenReturn(65535);

        Smb2IoctlResponse ioResp = mock(Smb2IoctlResponse.class);
        SrvPipePeekResponse peek = mock(SrvPipePeekResponse.class);

     * @param leaseKey lease key
     * @param leaseState acknowledged lease state
     */
    public Smb2LeaseBreakAcknowledgment(CIFSContext context, Smb2LeaseKey leaseKey, int leaseState) {
        this(context.getConfig(), leaseKey, leaseState);
    }

    /**
     * Gets the lease key for this acknowledgment
     * @return the lease key
     */
    public Smb2LeaseKey getLeaseKey() {
        return leaseKey;
    }

        } else {
            this.ntlmsspFlags |= NtlmFlags.NTLMSSP_NEGOTIATE_ANONYMOUS;
        }
        this.requireKeyExchange = doSigning;
        this.workstation = tc.getConfig().getNetbiosHostname();
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.smb.SSPContext#getSupportedMechs()
     */
    @Override
    public ASN1ObjectIdentifier[] getSupportedMechs() {

        when(handle.isValid()).thenReturn(true);
        when(handle.getTree()).thenReturn(tree);
        when(tree.isSMB2()).thenReturn(true);
        when(tree.getConfig()).thenReturn(mock(Configuration.class));
        when(handle.getFileId()).thenReturn(fileId);
        when(tree.send(any(CommonServerMessageBlockRequest.class), any(), any(), any())).thenReturn(resp);
    }

    if (!isDirectory() || !context.getConfig().isUseDirectoryLeasing()) {
        return;
    }
    
    if (!tree.getSession().supports(SMB3_0)) {
        return;  // Directory leasing requires SMB3
    }
    
    directoryLeaseManager = tree.getSession().getDirectoryLeaseManager();
    if (directoryLeaseManager != null) {
        DirectoryCacheScope scope = context.getConfig().getDirectoryCacheScope();

     */
    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

        }
    }
    
    // Request new durable handle if configured
    if (context.getConfig().isUseDurableHandles()) {
        requestDurableHandle();
    }
    
    // ... rest of normal connection logic ...
}

private void requestDurableHandle() {
    Configuration config = context.getConfig();
    
    // Determine handle type based on configuration and server capabilities

        NameServiceClient mockNameServiceClient = mock(NameServiceClient.class);
        NetbiosAddress mockHost = mock(NetbiosAddress.class);

        when(mockContext.getConfig()).thenReturn(mockConfig);
        when(mockContext.getNameServiceClient()).thenReturn(mockNameServiceClient);
        when(mockNameServiceClient.getLocalHost()).thenReturn(mockHost);

     */
    public SmbComTreeConnectAndX(final CIFSContext ctx, final ServerData server, final String path, final String service,
            final ServerMessageBlock andx) {
        super(ctx.getConfig(), SMB_COM_TREE_CONNECT_ANDX, andx);
        this.ctx = ctx;
        this.server = server;
        this.path = path;
        this.service = service;
    }

    @Override

     * environment.
     *
     * @param tc
     *            context to use
     */
    public Type1Message(final CIFSContext tc) {
        this(tc, getDefaultFlags(tc), tc.getConfig().getDefaultDomain(), tc.getNameServiceClient().getLocalHost().getHostName());
    }

    /**
     * Creates a Type-1 message with the specified parameters.
     *
     * @param tc
     *            context to use