final FessConfig config = ComponentUtil.getFessConfig();
        final String encoding = config.getCrawlerCrawlingDataEncoding();
        assertNotNull(encoding);
        // Default should be UTF-8 or similar
    }

    @Test
    public void test_fessConfig_ignoreEmptyContent() {
        final FessConfig config = ComponentUtil.getFessConfig();

        if (variableName == null) {
            String msg = "The value should not be null: variableName=null value=" + value;
            throw new IllegalArgumentException(msg);
        }
        if (value == null) {
            String msg = "The value should not be null: variableName=" + variableName;
            throw new IllegalArgumentException(msg);
        }
    }

        // Central timezone should match default
        assertEquals(defaultTz, FessUserTimeZoneProcessProvider.centralTimeZone);
    }

    // Test with decimal values in string (should be handled by config)
    @Test
    public void test_decimalStringValues() {
        FessConfig decimalConfig = new FessConfig.SimpleImpl() {
            private static final long serialVersionUID = 1L;

     * and performs bulk indexing operations with proper error handling.
     *
     * @param searchEngineClient the search engine client to use for indexing
     * @param docList the list of documents to be indexed
     * @throws SearchEngineClientException if the bulk indexing operation fails
     */
    public void sendDocuments(final SearchEngineClient searchEngineClient, final DocList docList) {
        if (docList.isEmpty()) {

        ProtwordsItem item1 = new ProtwordsItem(1, null);
        ProtwordsItem item2 = new ProtwordsItem(2, null);
        ProtwordsItem item3 = new ProtwordsItem(1, "word");

        // Two items with null input should be equal
        assertTrue(item1.equals(item2));

        // Item with null input should not equal item with non-null input
        assertFalse(item3.equals(item1));
        assertFalse(item1.equals(item3));

        final String pidPart = instanceId.substring(instanceId.lastIndexOf(':') + 1);
        assertTrue(Long.parseLong(pidPart) > 0, "PID should be a positive number");
    }

    @Test
    public void test_isEoled() {
        assertEquals(systemHelper.getCurrentTimeAsLong() > systemHelper.eolTime, systemHelper.isEoled());

                // Mock implementation
            }
        };

        // Set the customizer
        pagerCreator.setPagerCustomizer(customizer);

        // Verify it can be retrieved
        assertSame(customizer, pagerCreator.getPagerCustomizer());
    }

    // Test multiple set operations
    @Test
    public void test_setPagerCustomizer_multiple_times() {

        }

        long listSize = MemoryUtil.sizeOf(testData);
        assertTrue(listSize > 0);

        String memoryLog2 = MemoryUtil.getMemoryUsageLog();

        // Both logs should be well-formed
        assertNotNull(memoryLog1);
        assertNotNull(memoryLog2);
        assertTrue(memoryLog1.contains("Mem:"));
        assertTrue(memoryLog2.contains("Mem:"));
    }

    }

    // Test findBusinessTimeZone() method
    @Test
    public void test_findBusinessTimeZone() {
        // Setup
        ActionRuntime runtimeMeta = null; // Can be null as it's not used in the implementation

        // Execute
        OptionalThing<TimeZone> result = provider.findBusinessTimeZone(runtimeMeta, requestManager);

        // Verify that empty optional is returned

            if (minimumSupported != null) {
                require(minimumSupported >= minimumMinimum) {
                    "minimumSupported must be at least $minimumMinimum, was $minimumSupported"
                }
            }
        }

        private
        val VersionNumber.isStable: Boolean
            get() = qualifier == null