}

        @Test
        @DisplayName("Second constructor sets unshared based on flags")
        void secondCtorUnsharedFlagPath() throws Exception {
            // Arrange: include UNSHARED flag to exercise that branch
            int flags = SmbPipeResource.PIPE_TYPE_RDWR | SmbPipeResource.PIPE_TYPE_UNSHARED;

            // Act

        // Normal extensions should be allowed
        assertEquals("\\share\\file.txt", validator.validatePath("\\share\\file.txt"));
        assertEquals("\\share\\document.docx", validator.validatePath("\\share\\document.docx"));
        assertEquals("\\share\\archive.tar.gz", validator.validatePath("\\share\\archive.tar.gz"));
    }

    @Test
    public void testInternationalCharacters() throws Exception {

        SmbResourceLocatorImpl a = locator("smb://server/share/dir/file.txt");
        assertEquals("file.txt", a.getName());

        // share name with trailing slash when only share present
        SmbResourceLocatorImpl b = locator("smb://server/share/");
        assertEquals("share/", b.getName());

        // host when no path/share
        SmbResourceLocatorImpl c = locator("smb://server/");

     *
     * @param tf the CIFS context to use
     * @param name the server name or address
     * @param port the port number
     * @param exclusive whether to acquire an unshared connection
     * @param forceSigning whether to enforce SMB signing
     * @return a connected transport
     * @throws UnknownHostException if the host cannot be resolved
     * @throws IOException if an I/O error occurs

            "share, " // empty service
    })
    void getSmbTree_invalid(String share, String service) {
        doThrow(new IllegalArgumentException("invalid share/service")).when(session).getSmbTree(eq(share), eq(service));

        IllegalArgumentException ex = assertThrows(IllegalArgumentException.class, () -> session.getSmbTree(share, service));
        assertTrue(ex.getMessage().contains("invalid"));

     * @param tc the CIFS context for connection configuration
     * @param unshared whether to use an exclusive connection
     * @throws DcerpcException if DCERPC initialization fails
     * @throws MalformedURLException if the URL is malformed
     */
    public DcerpcPipeHandle(final String url, final CIFSContext tc, final boolean unshared) throws DcerpcException, MalformedURLException {
        super(tc, DcerpcHandle.parseBinding(url));

        @ParameterizedTest
        @CsvSource({ "'\\server', 'server', '', ''", "'\\server\\share', 'server', 'share', ''",
                "'\\server\\share\\path', 'server', 'share', 'path'",
                "'\\server\\share\\path\\file.txt', 'server', 'share', 'path\\file.txt'",
                "'\\server.domain.com\\share\\deep\\path\\structure', 'server.domain.com', 'share', 'deep\\path\\structure'" })
        @DisplayName("Should split DFS paths correctly")

        assertEquals(testString, result);
    }

    @ParameterizedTest
    @DisplayName("Test readDataWireFormat with various share types")
    @CsvSource({ "0, SHARE, Normal share", "1, PRINTER, Printer share", "3, IPC$, IPC share", "32768, HIDDEN, Hidden share", // 0x8000 - hidden flag in lower 16 bits
            "32769, HIDDENP, Hidden printer" // 0x8001 - hidden flag + printer type
    })

     */
    int connectionState;
    int tid;

    String share;
    String service = "?????";
    String service0;
    SmbSession session;
    boolean inDfs, inDomainDfs;
    int tree_num; // used by SmbFile.isOpen

    SmbTree(final SmbSession session, final String share, final String service) {
        this.session = session;
        this.share = share.toUpperCase();
        if (service != null && !service.startsWith("??")) {

        // Act - Create various SMB URLs using the handler
        URL url1 = new URL(null, "smb://host/share", handler);
        URL url2 = new URL(null, "smb://host:1234/share/file.txt", handler);
        URL url3 = new URL(null, "smb://user:pass@host/share", handler);

        // Assert - Verify URL components
        assertEquals("smb", url1.getProtocol());
        assertEquals("host", url1.getHost());