throw new SmbException("Invalid server name in UNC path");
        }

        // Validate share name
        String share = parts[1];
        if (share.isEmpty() || share.endsWith("$") && share.length() == 1) {
            throw new SmbException("Invalid share name in UNC path");
        }
    }

    /**
     * Validate individual path components
     */

                () -> new SmbFileHandleImpl(cfg, new byte[] { 1, 2 }, null, "//server/share", 0, 0, 0, 0, 0L));
    }

    @Test
    @DisplayName("Constructor with null cfg throws NPE")
    void constructor_nullCfg_throwsNPE() {
        stubValidTree(7L, true, true);
        assertThrows(NullPointerException.class, () -> new SmbFileHandleImpl(null, 42, tree, "//server/share", 0, 0, 0, 0, 0L));
    }

    @Test

 */
public class SmbShareInfo implements FileEntry {

    /**
     * The network name of the share.
     */
    protected String netName;
    /**
     * The type of the share (e.g., disk, printer, IPC).
     */
    protected int type;
    /**
     * The optional comment or description for the share.
     */
    protected String remark;

    /**
     * Default constructor for SmbShareInfo.
     */

    static Stream<Arguments> portSpecs() {
        return Stream.of(
                // spec, expectedPort
                Arguments.of("smb://server/share", SmbConstants.DEFAULT_PORT), Arguments.of("smb://server:445/share", 445),
                Arguments.of("smb://server:139/share", 139));
    }

    @ParameterizedTest(name = "parseURL: {0} -> port {1}")
    @MethodSource("portSpecs")

        // Write valid structure (16 bytes)
        SMBUtil.writeInt2(16, buffer, offset); // Structure size
        buffer[offset + 2] = (byte) 0x01; // Share type (DISK)
        buffer[offset + 3] = 0; // Reserved
        SMBUtil.writeInt4(0x8001, buffer, offset + 4); // Share flags (DFS | ENCRYPT_DATA)
        SMBUtil.writeInt4(0x28, buffer, offset + 8); // Capabilities (DFS | SCALEOUT)

    public int pathConsumed;
    /** Time to live for this referral in seconds */
    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 */

        SmbTreeConnection c1 = newConn();
        SmbTreeConnection c2 = newConn();
        SmbTreeImpl shared = mock(SmbTreeImpl.class);
        when(shared.acquire(false)).thenReturn(shared);

        setTree(c1, shared);
        setTree(c2, shared);
        assertTrue(c1.isSame(c2));

        SmbTreeImpl other = mock(SmbTreeImpl.class);
        when(other.acquire(false)).thenReturn(other);

    }

    @Test
    @DisplayName("Test getPath returns correct formatted path")
    void testGetPath() {
        request = new Smb2CreateRequest(mockConfig, "share\\file.txt");
        assertEquals("\\share\\file.txt", request.getPath());

        request.setPath("newpath\\newfile.txt");
        assertEquals("\\newpath\\newfile.txt", request.getPath());
    }

    @Test

        @ParameterizedTest
        @DisplayName("Should calculate correct size for various path lengths")
        @CsvSource({ "'', 4", "'a', 6", "'\\\\', 8", "'\\\\server', 20", "'\\\\server\\share', 32", "'\\\\server\\share\\path', 42",
                "'\\\\server\\share\\very\\long\\path\\with\\many\\segments', 100" })
        void testSizeCalculation(String path, int expectedSize) {
            buffer = new DfsReferralRequestBuffer(path, 3);

 * SMB1 COM_TREE_DISCONNECT command implementation.
 *
 * This command disconnects from a tree connection (share) on the server.
 * It releases the tree ID and terminates access to the share.
 */
public class SmbComTreeDisconnect extends ServerMessageBlock {

    /**
     * Constructs a tree disconnect request to close a connection to a shared resource.
     *
     * @param config the configuration to use
     */