*
     * @throws SmbException if the SID string is invalid
     */
    @Test
    void testToDisplayStringUnresolved() throws SmbException {
        SID sid = new SID(adminSidString);
        assertEquals(adminSidString, sid.toDisplayString());
    }

    /**
     * Test getting the domain SID.
     *
     * @throws SmbException if the SID string is invalid
     */
    @Test

     *
     * @return the NTLM challenge from the domain controller
     * @throws SmbException if an SMB error occurs
     * @throws UnknownHostException if the domain controller cannot be resolved
     */
    public static NtlmChallenge getChallengeForDomain() throws SmbException, UnknownHostException {
        if (DOMAIN == null) {
            throw new SmbException("A domain was not specified");
        }
        synchronized (DOMAIN) {

     * @return whether signatures are supported but not required
     * @throws SmbException if an error occurs checking signing status
     */
    boolean isSigningOptional() throws SmbException;

    /**
     * Checks if message signing is mandatory for this connection.
     *
     * @return whether signatures are enforced from either side
     * @throws SmbException if an error occurs checking signing status
     */

        if (this.fileLocator.isRootOrShare()) {
            throw new SmbException("Invalid operation for workgroups, servers, or shares");
        }

        try {
            setPathInformation(0, 0L, 0L, time);
        } catch (final CIFSException e) {
            throw SmbException.wrap(e);
        }
    }

    @Override
    public int getAttributes() throws SmbException {

     * @return array of SmbFile objects representing the directory contents
     * @throws SmbException if an error occurs
     */
    public static SmbFile[] listFilesWithLeasing(SmbFile smbFile) throws SmbException {
        if (!smbFile.isDirectory()) {
            throw new SmbException("Not a directory: " + smbFile.getPath());
        }

        try (SmbTreeHandleImpl th = smbFile.ensureTreeConnected()) {

     *
     * @throws SmbException if an error occurs while deleting the file or directory
     */
    public void delete() throws SmbException {
        exists();
        getUncPath0();
        delete(unc);
    }

    void delete(final String fileName) throws SmbException {
        if (getUncPath0().length() == 1) {

    void treeConnectLogon_happy() throws SmbException {
        // doNothing by default
        session.treeConnectLogon();
        verify(session, times(1)).treeConnectLogon();
    }

    // Error propagation: connect to logon share throws SmbException
    @Test
    @DisplayName("treeConnectLogon throws SmbException when underlying call fails")
    void treeConnectLogon_throws() throws SmbException {

        }
        return this.handle.acquire();
    }

    /**
     * Converts an SmbException to an IOException
     *
     * @param se the SmbException to convert
     * @return an IOException wrapping the SmbException
     */
    protected static IOException seToIoe(final SmbException se) {
        IOException ioe = se;
        Throwable root = se.getCause();

     * @param w
     * @param dh
     * @param sh
     * @param req
     * @param resp
     * @throws SmbException
     */
    static void copyFile(final SmbFile src, final SmbFile dest, final byte[][] b, final int bsize, final WriterThread w,
            final SmbTreeHandleImpl sh, final SmbTreeHandleImpl dh) throws SmbException {

        if (sh.isSMB2() && dh.isSMB2() && sh.isSameTree(dh)) {
            try {

     * Establish a tree connection with the configured logon share
     *
     * @throws SmbException
     */
    @Override
    public void treeConnectLogon() throws SmbException {
        String logonShare = getContext().getConfig().getLogonShare();
        if (logonShare == null || logonShare.isEmpty()) {
            throw new SmbException("Logon share is not defined");
        }