SmbFile dir = Mockito.mock(SmbFile.class);
        SmbFilenameFilter filter = (d, n) -> {
            throw new SmbException("forced exception");
        };
        Exception e = assertThrows(Exception.class, () -> filter.accept(dir, "any"));
        assertTrue(e instanceof SmbException);
    }

        checkStatus();
        final FileEntry n = advance();
        if (n == null) {
            doClose();
        }
        return n;
    }

    /**
     * @throws SmbException
     */
    private void checkStatus() throws SmbException {
        final int status = this.response.getStatus();
        if (status == WinError.ERROR_SERVICE_NOT_INSTALLED) {
            throw new SmbUnsupportedOperationException();
        }

            createResp = th.send(create);
        } catch (final SmbException e) {
            final Smb2CreateResponse cr = create.getResponse();
            if (cr != null && cr.isReceived() && cr.getStatus() == NtStatus.NT_STATUS_SUCCESS) {
                try {
                    th.send(new Smb2CloseRequest(th.getConfig(), cr.getFileId()));
                } catch (final SmbException e2) {
                    e.addSuppressed(e2);
                }

        }).when(mockHandle).sendrecv(closeCaptor.capture());

        SamrPolicyHandle handle = new SamrPolicyHandle(mockHandle, server, access);

        SmbException thrown = assertThrows(SmbException.class, handle::close);

        // SmbException constructor maps non-NT status codes to NT_STATUS_UNSUCCESSFUL
        assertEquals(0xC0000001, thrown.getNtStatus()); // NT_STATUS_UNSUCCESSFUL

    /**
     * Connects and performs logon to the tree using the specified context
     * @param tf the CIFS context to use for connection
     * @throws SmbException if an SMB error occurs during connection
     */
    @Deprecated
    void connectLogon(CIFSContext tf) throws SmbException;

    /**
     * Sends an SMB request and returns the response
     * @param <T> the response type
     * @param request the request to send

     * @param name the name of the file
     * @return true if the file should be included, false otherwise
     * @throws SmbException if an SMB error occurs during evaluation
     */
    boolean accept(SmbFile dir, String name) throws SmbException;

            rpc.retval = errorCode; // Simulate RPC error
            return null;
        }).when(mockDcerpcHandle).sendrecv(any(MsrpcLsarOpenPolicy2.class));

        // Act & Assert
        SmbException thrown = assertThrows(SmbException.class, () -> {
            new LsaPolicyHandle(mockDcerpcHandle, server, access);
        });

        // In smb1, non-NTSTATUS error codes get mapped to NT_STATUS_UNSUCCESSFUL (0xC0000001)

     *
     * @param file the SMB file to test for inclusion
     * @return true if the file should be included, false otherwise
     * @throws SmbException if an error occurs while accessing the file
     */
    boolean accept(SmbFile file) throws SmbException;

     * @return decoded data
     * @throws SmbException if decoding fails or the response type is incompatible
     */
    @SuppressWarnings("unchecked")
    public <T extends Decodable> T getOutputData(final Class<T> responseType) throws SmbException {

        final Decodable out = getOutputData();

        if (out == null) {
            throw new SmbException("Failed to decode output data");
        }

        assertNull(ex.getCause(), "Cause should be null by default");
        assertNull(ex.getRootCause(), "Root cause should be null by default");
        assertTrue(ex instanceof SmbException, "Should be an SmbException subtype");
    }

    /**
     * Ensures the exception is thrown and captured via assertThrows with the right message.
     */
    @Test
    void assertThrowsCapturesExceptionAndMessage() {