// Test that DictionaryException is instance of FessSystemException
        DictionaryException exception = new DictionaryException("Test");

        assertTrue(exception instanceof org.codelibs.fess.exception.FessSystemException);
        assertTrue(exception instanceof RuntimeException);
        assertTrue(exception instanceof Exception);
        assertTrue(exception instanceof Throwable);
    }

    @Test

        assertEquals(4, result.getFailures().size());
        assertTrue(result.getFailures().get(0) instanceof Exception);
        assertTrue(result.getFailures().get(1) instanceof RuntimeException);
        assertTrue(result.getFailures().get(2) instanceof IllegalStateException);
        assertTrue(result.getFailures().get(3) instanceof NullPointerException);
    }

        assertNotNull(wrappedContext);
        assertTrue(wrappedContext instanceof CIFSContextCredentialWrapper);
        // Verify that the new context uses NtlmPasswordAuthenticator (anonymous)
        assertTrue(wrappedContext.getCredentials() instanceof NtlmPasswordAuthenticator);
        assertTrue(wrappedContext.getCredentials().isAnonymous());
    }

    @Test

            removeAnnotationChanges(member);

            if ((member instanceof JApiClass) && member.getCompatibilityChanges().isEmpty()) {
                // A member of the class breaks binary compatibility.
                // That will be handled when the member is passed to `maybeViolation`.
                return null;
            }
            if (member instanceof JApiImplementedInterface) {

    assertTrue(descendingKeySet instanceof SynchronizedNavigableSet);
    assertThat(((SynchronizedNavigableSet<String>) descendingKeySet).mutex).isSameInstanceAs(mutex);
  }

  public void testDescendingMap() {
    NavigableMap<String, Integer> map = create();
    NavigableMap<String, Integer> descendingMap = map.descendingMap();
    assertTrue(descendingMap instanceof SynchronizedNavigableMap);

  public void testGetRandomAccess() {
    Multimap<String, Integer> multimap = create();
    multimap.put("foo", 1);
    multimap.put("foo", 3);
    assertTrue(multimap.get("foo") instanceof RandomAccess);
    assertTrue(multimap.get("bar") instanceof RandomAccess);
  }

  /** Confirm that removeAll() returns a List implementing RandomAccess. */
  public void testRemoveAllRandomAccess() {
    Multimap<String, Integer> multimap = create();

        }
    }

    private static DosFileFilter unwrapDOSFilter(final ResourceFilter ff) {
        if (ff instanceof ResourceFilterWrapper) {
            final SmbFileFilter sff = ((ResourceFilterWrapper) ff).getFileFilter();
            if (sff instanceof DosFileFilter) {
                return (DosFileFilter) sff;
            }
        }
        return null;
    }

    }

    @Test
    public void test_instanceOf() {
        // Test that exception is instance of RuntimeException
        DictionaryExpiredException exception = new DictionaryExpiredException();
        assertTrue(exception instanceof RuntimeException);
        assertTrue(exception instanceof Exception);
        assertTrue(exception instanceof Throwable);
    }

    @Test
    public void test_throwAndCatch() {

        ThemeException exception = new ThemeException("Test");

        assertTrue(exception instanceof FessSystemException);
        assertTrue(exception instanceof RuntimeException);
        assertTrue(exception instanceof Exception);
        assertTrue(exception instanceof Throwable);
    }

    @Test
    public void test_stackTrace() {
        // Test that stack trace is properly captured

    }

    private boolean isMetadataOperation(CommonServerMessageBlock message) {
        return message instanceof Smb2QueryInfoRequest || message instanceof Smb2SetInfoRequest
                || message instanceof Smb2QueryDirectoryRequest;
    }

    /**
     * Exception thrown when no healthy channels are available
     */
    public static class NoAvailableChannelException extends RuntimeException {