}
                try {
                    Files.delete(f);
                } catch (final IOException e) {
                    logger.warn("Failed to delete: path={}", f, e);
                }
            });
            Files.deleteIfExists(dir);
        } catch (final IOException e) {
            logger.warn("Failed to delete: path={}", dir, e);
        }
    }

    /**

            try {
                try (Writer writer = new BufferedWriter(new OutputStreamWriter(Files.newOutputStream(tempFile), getCsvEncoding()))) {
                    elevateWordService.exportCsv(writer);
                } catch (final Exception e) {
                    logger.warn("Failed to process a request.", e);
                    throwValidationError(messages -> messages.addErrorsFailedToDownloadElevateFile(GLOBAL), this::asDownloadHtml);

        // Verify the constants are accessible via reflection or by checking their usage
        // Since the constants are private, we test their values indirectly

        // The constants should match standard HTTP status codes
        // HTTP_STATUS_NOT_FOUND = 404
        // HTTP_STATUS_OK = 200

        // This test verifies that the constants are being used in the code

        final int type = sid.getType();
        if (logger.isDebugEnabled()) {
            try {
                logger.debug("Processing SID: {} {} {}", type, sid, sid.toDisplayString());
            } catch (final Exception e) {
                // ignore
            }
        }
        final Integer id = fessConfig.getAvailableSmbSidType(type);
        if (id != null) {

        final Exception[] exceptionHolder = new Exception[1];

        Thread thread = new Thread(() -> {
            try {
                clientHolder[0] = new CrawlerEngineClient();
            } catch (Exception e) {
                exceptionHolder[0] = e;
            }
        });

        thread.start();
        thread.join();

        assertNull(exceptionHolder[0]);
        assertNotNull(clientHolder[0]);

        } catch (NullPointerException e) {
            // Expected behavior
        }
    }

    @Test
    public void test_parse_null_input() {
        // Test null input handling
        try {
            KuromojiCSVUtil.parse(null);
            fail("Should throw NullPointerException for null input");
        } catch (NullPointerException e) {
            // Expected behavior

                            }
                        });
            } catch (final RuntimeException e) {
                try {
                    requestManager.findLoginManager(FessUserBean.class).ifPresent(LoginManager::logout);
                } catch (final Exception e1) {
                    // ignore
                }
                throw e;
            }
        }

        chain.updateThrowsException = true;
        User user = createTestUser("testuser", "Test User");

        try {
            chain.update(user);
            fail("Expected exception to be thrown");
        } catch (RuntimeException e) {
            assertEquals("Update failed", e.getMessage());
        }

        assertEquals(1, chain.updateCalls.size());
    }

    // Test basic delete operation
    @Test

                try {
                    File tempFile = File.createTempFile(prefix, suffix);
                    tempFile.deleteOnExit();
                    return tempFile;
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            }
        };
        systemHelper.init();
        ComponentUtil.register(systemHelper, "systemHelper");

    /** Scroll timeout for search operations */
    protected String scrollForSearch = "1m";

    /** Batch size for delete operations */
    protected int sizeForDelete = 100;

    /** Scroll timeout for delete operations */
    protected String scrollForDelete = "1m";

    /** Batch size for update operations */
    protected int sizeForUpdate = 100;

    /** Scroll timeout for update operations */