assertEquals("concurrentRule", testRule.getRuleId());
        assertSame(processor, testRule.getResponseProcessor());
    }

    /**
     * Test rule chain with AbstractRule
     */
    public void test_ruleChain() {
        // Create chain of rules
        TestAbstractRule rule1 = new TestAbstractRule();
        rule1.crawlerContainer = container;
        rule1.setRuleId("rule1");

     * @param config the configuration
     * @param fid the file identifier
     * @param offset the file offset to read from
     * @param maxCount the maximum number of bytes to read
     * @param andx the next command in the chain
     */
    public SmbComReadAndX(final Configuration config, final int fid, final long offset, final int maxCount, final ServerMessageBlock andx) {
        super(config, SMB_COM_READ_ANDX, andx);
        this.fid = fid;

    }

    /**
     * Builds a comprehensive error message from a throwable and its causes.
     * This method traverses the cause chain and concatenates all error messages.
     *
     * @param t the throwable to build message from
     * @return a string containing all error messages in the cause chain
     */
    protected String buildThrowableMessage(final Throwable t) {
        final StringBuilder buf = new StringBuilder(100);

          break;
        }
      }
    }
  }

  /**
   * Represents a detected cycle in lock acquisition ordering. The exception includes a causal chain
   * of {@code ExampleStackTrace} instances to illustrate the cycle, e.g.
   *
   * <pre>
   * com....PotentialDeadlockException: Potential Deadlock from LockC -&gt; ReadWriteA
   *   at ...
   *   at ...

            ServerMessageBlock2Request<?> cur = cr;

            if (first != null) {
                cr.chain(first);
                cur = first;

                for (final ServerMessageBlock2Request<?> req : others) {
                    cur.chain(req);
                    cur = req;
                }
            }

     * @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
     */
    public SmbComTreeConnectAndX(final CIFSContext ctx, final ServerData server, final String path, final String service,
            final ServerMessageBlock andx) {

    }

    @Test
    @DisplayName("getSmbSession creates and then reuses matching session")
    void getSmbSession_createAndReuse() {
        // Arrange: minimal credentials chain so SmbSessionImpl constructor succeeds
        CredentialsInternal creds = mock(CredentialsInternal.class);
        when(ctx.getCredentials()).thenReturn(creds);

    }

    public void test_exceptionInheritance() {
        // Test exception inheritance hierarchy
        CommandExecutionException exception = new CommandExecutionException("Test");

        // Check inheritance chain
        assertTrue(exception instanceof CommandExecutionException);
        assertTrue(exception instanceof FessSystemException);
        assertTrue(exception instanceof RuntimeException);

        final Smb2QueryDirectoryRequest query = new Smb2QueryDirectoryRequest(th.getConfig());
        query.setFileName(getWildcard());
        create.chain(query);
        Smb2CreateResponse createResp;
        try {
            createResp = th.send(create);
        } catch (final SmbException e) {
            final Smb2CreateResponse cr = create.getResponse();

    public void testInheritance() {
        // Create exception
        TransportException exception = new TransportException("Test exception");

        // Test inheritance chain
        assertTrue(exception instanceof TransportException);
        assertTrue(exception instanceof CIFSException);
        assertTrue(exception instanceof Exception);
        assertTrue(exception instanceof Throwable);