SmbFile file = new SmbFile(baseUrl + "shared/unc.txt", context);
        String uncPath = file.getUncPath();

        assertNotNull(uncPath, "UNC path should not be null");
        log.info("UNC path: {}", uncPath);
        // Be more flexible about UNC path format - different implementations may vary
        assertTrue(uncPath.contains("shared") || uncPath.contains("unc.txt"),

     * the original.
     *
     * @return The canonicalized URL of this SMB resource.
     */
    String getCanonicalURL();

    /**
     * Returns the canonicalized UNC path of this SMB resource relative to its share.
     *
     * @return The canonicalized UNC path of this SMB resource (relative to it's share)
     */
    String getUNCPath();

    /**
     * Returns the canonicalized URL path relative to the server or domain.

        }

        @Test
        public void testGetUncPath() throws MalformedURLException {
            // Test UNC path conversion
            assertEquals("\\\\server\\share\\file.txt", new SmbFile("smb1://server/share/file.txt").getUncPath());
            // For share URLs with trailing slash, the UNC path includes the trailing slash
            assertEquals("\\\\server\\share\\", new SmbFile("smb1://server/share/").getUncPath());

        assertDoesNotThrow(() -> dfsImpl.cache(mockContext, "\\\\server\\share\\path", mockReferral));
    }

    @Test
    void testCache_InvalidPath() {
        // Scenario: The UNC path provided is invalid.
        DfsReferralDataInternal mockReferral = mock(DfsReferralDataInternal.class);
        // Should not throw any exception.

    void setUp() {
        lenient().when(tree.getConfig()).thenReturn(config);
    }

    private SmbPipeHandleImpl newHandleWithBasicStubs(int pipeType, String unc) {
        when(pipe.getPipeType()).thenReturn(pipeType);
        when(pipe.getUncPath()).thenReturn(unc);
        return new SmbPipeHandleImpl(pipe);
    }

    @Test
    @DisplayName("ensureTreeConnected acquires and reuses the tree handle")

    public long ttl;
    /** Target server for this referral */
    public String server; // Server
    /** Target share for this referral */
    public String share; // Share
    /** The complete UNC path link */
    public String link;
    /** Path relative to tree from which this referral was thrown */
    public String path; // Path relative to tree from which this referral was thrown

    private final String path;

    /**
     * Creates a new SMB2 tree connect request to establish a connection to a network share.
     *
     * @param config the CIFS configuration
     * @param path the UNC path to the share to connect to
     */
    public Smb2TreeConnectRequest(final Configuration config, final String path) {
        super(config, SMB2_TREE_CONNECT);
        this.path = path;
    }

    @Override

     *
     * @param ctx the CIFS context containing configuration
     * @param server the server data containing security information
     * @param path the UNC path to the shared resource
     * @param service the service type (e.g., "A:" for disk share, "LPT1:" for printer)
     * @param andx the next command in the AndX chain, or null
     */

    void getDfsReferrals_happy() throws Exception {
        when(transport.getDfsReferrals(any(), any(), any(), any(), anyInt())).thenReturn(referral);

        String name = "\\\\server\\\\share\\\\path"; // UNC-like DFS path
        String host = "server.example";
        String domain = "EXAMPLE";
        int rn = 0;

        jcifs.DfsReferralData result = transport.getDfsReferrals(ctx, name, host, domain, rn);

        // Then
        assertEquals(3, maxReferralLevel);
    }

    @Test
    @DisplayName("Test with various filename formats")
    void testVariousFilenameFormats() {
        // Test UNC path
        assertDoesNotThrow(() -> new Trans2GetDfsReferral(mockConfig, "\\\\server\\share"));

        // Test forward slashes
        assertDoesNotThrow(() -> new Trans2GetDfsReferral(mockConfig, "//server/share"));