// Close once
        handle.close();

        // Act
        // Try to close again
        handle.close();

        // Assert
        // Verify sendrecv was called once for open and only once for close
        verify(mockDcerpcHandle, times(1)).sendrecv(any(MsrpcLsarOpenPolicy2.class));
        verify(mockDcerpcHandle, times(1)).sendrecv(any(MsrpcLsarClose.class));
    }

    @Test

     * exists and is not marked read-only. By default, resources are
     * considered to be read-only and therefore for <code>smb1://</code>,
     * <code>smb1://workgroup/</code>, and <code>smb1://server/</code> resources
     * will be read-only.
     *
     * @return  <code>true</code> if the resource exists is not marked
     *          read-only

        when(request.isSecure()).thenReturn(false);
        when(httpSession.getAttribute("NtlmHttpAuth")).thenReturn(null);

        filter.doFilter(request, response, filterChain);

        // Should only offer NTLM, not Basic auth
        verify(response).setHeader("WWW-Authenticate", "NTLM");
        verify(response, never()).addHeader(eq("WWW-Authenticate"), eq("Basic realm=\"TestRealm\""));
    }

    @Test

        ResponseData emptyData = new ResponseData();
        assertTrue(rule.match(emptyData));

        // ResponseData with only URL
        ResponseData urlOnlyData = new ResponseData();
        urlOnlyData.setUrl("http://example.com");
        assertTrue(rule.match(urlOnlyData));

        // ResponseData with only MIME type
        ResponseData mimeOnlyData = new ResponseData();
        mimeOnlyData.setMimeType("text/html");

        // Validate buffer before returning to cache
        if (buf == null || buf.length != SmbComTransaction.TRANSACTION_BUF_SIZE) {
            return; // Silently ignore invalid buffers
        }

        // Only cache if we haven't reached the limit - O(1) check
        if (queueSize.get() < MAX_BUFFERS) {
            if (bufferQueue.offer(buf)) { // O(1) operation
                queueSize.incrementAndGet();
            }
        }

    /** requestedAt */
    protected LocalDateTime requestedAt;

    /** url */
    protected String url;

    /** userSessionId */
    protected String userSessionId;

    // [Referrers] *comment only

    // ===================================================================================
    //                                                                             DB Meta

            assertEquals(0, SMBUtil.readInt2(buffer, 2)); // Lock count
            assertArrayEquals(testFileId, Arrays.copyOfRange(buffer, 8, 24));
            assertEquals(24, bytesWritten); // Only structure, no locks
        }

        @Test
        @DisplayName("Should write at different buffer positions")
        void testWriteAtDifferentPositions() {
            byte[] buffer = new byte[512];

     * 4 = SMB_COM_DELETE_DIRECTORY
     * 5 = SMB_COM_OPEN_ANDX
     * 6 = SMB_COM_RENAME
     * 7 = SMB_COM_TRANSACTION
     * 8 = SMB_COM_QUERY_INFORMATION
     */

    /* All batch limits are single batch only until further notice
     */

    private static byte[] batchLimits = { 1, 1, 1, 1, 1, 1, 1, 1, 0 };

    static {
        String s = Config.getProperty("jcifs.smb1.smb.client.TreeConnectAndX.CheckDirectory");

    /** targetRole */
    protected String targetRole;

    /** updatedBy */
    protected String updatedBy;

    /** updatedTime */
    protected Long updatedTime;

    // [Referrers] *comment only

    // ===================================================================================
    //                                                                             DB Meta

        this.cfg = new BaseConfiguration(true);
    }

    /**
     * Sub-class of {@link BaseConfiguration} that forces {@code useUnicode()}
     * to return {@code false}. This mimics an ASCII only client
     */
    private static class OffUnicodeConfig extends BaseConfiguration {
        public OffUnicodeConfig() throws Exception {
            super(true);
        }

        @Override