String[] fields = { "cache1", "cache2", "cache3" };
        queryFieldConfig.setCacheResponseFields(fields);

        String[] result = queryFieldConfig.getCacheResponseFields();
        assertSame(fields, result);
    }

    @Test
    public void test_setCacheResponseFields() {
        String[] fields = { "cache1", "cache2", "cache3" };
        queryFieldConfig.setCacheResponseFields(fields);

 *
 * <p>Thread Safety: This class is thread-safe. Each cached entry holds its own
 * GroovyClassLoader. The cache uses Guava Cache with segment-based locking for
 * lock-free concurrent reads. Each evaluate() call creates a new Script instance
 * to ensure thread isolation of bindings.</p>
 *
 * <p>Note on class-level isolation: Compiled Script classes are cached and reused.

    protected int count = 1;

    /**
     * Cache for storing crawling configurations to improve performance.
     */
    protected Cache<String, CrawlingConfig> crawlingConfigCache;

    /**
     * Initializes the CrawlingConfigHelper by setting up the crawling configuration cache.
     * This method is called automatically after the bean construction is complete.

        }

        for (final Pattern pattern : includedDocUrlPatterns) {
            if (pattern.matcher(input).matches()) {
                return Constants.TRUE;
            }
        }

        for (final Pattern pattern : excludedDocUrlPatterns) {
            if (pattern.matcher(input).matches()) {
                return Constants.FALSE;
            }
        }

        return Constants.TRUE;
    }

        }

        for (final Pattern pattern : includedDocPathPatterns) {
            if (pattern.matcher(input).matches()) {
                return Constants.TRUE;
            }
        }

        for (final Pattern pattern : excludedDocPathPatterns) {
            if (pattern.matcher(input).matches()) {
                return Constants.FALSE;
            }
        }

        return Constants.TRUE;

    }

        key = virtualHostHelper.getVirtualHostKey();
        assertEquals("", key); // Still empty due to caching

        // Test caching by calling again - should return cached value
        key = virtualHostHelper.getVirtualHostKey();
        assertEquals("", key); // Still cached value
    }

    @Test
    public void test_getVirtualHostKey_withCaching() {
        ComponentUtil.setFessConfig(new FessConfig.SimpleImpl() {

        }).orElse(StringUtil.EMPTY_STRINGS);
    }

    /**
     * Retrieves or creates the result document IDs cache from the session.
     * The cache is implemented as an LRU map to limit memory usage.
     *
     * @param session the HTTP session
     * @return the result document IDs cache map
     */
    private Map<String, String[]> getResultDocIdsCache(final HttpSession session) {

        // Second evaluation of the same cached script should not see previous state
        final Map<String, Object> params2 = new HashMap<>();
        params2.put("x", 3);
        assertEquals(3, engine.evaluate(script, params2));

        engine.close();
    }

    // ===== Compilation Failure Tests =====

    /**
     * Test that syntax errors are not cached and can be retried
     */
    @Test

        if (cookieNameMap == null) {
            cookieNameMap = new HashMap<>();
        }
        cookieNameMap.put(cookieName, roleName);
    }

    /**
     * Sets the cached cipher.
     * @param cipher The cached cipher.
     */
    public void setCipher(final CachedCipher cipher) {
        this.cipher = cipher;
    }

    /**
     * Sets the value separator.

            // Clean up system property
            System.clearProperty(Constants.FESS_CONFIG_PREFIX + testKey);
        }
    }

    // Test cache behavior with system property changes
    @Test
    public void test_get_cacheAfterSystemPropertyChange() {
        String testKey = "cache.test";
        String initialValue = "initial";
        System.setProperty(Constants.FESS_CONFIG_PREFIX + testKey, initialValue);

        try {