assertTrue(log.contains(", heap "));
        assertTrue(log.contains(", max "));
        assertTrue(log.endsWith("}"));

        // Verify format contains expected memory units
        assertTrue(log.matches(".*used [0-9.]+[a-zA-Z]+, heap [0-9.]+[a-zA-Z]+, max [0-9.]+[a-zA-Z]+.*"));
    }

    @Test
    public void test_byteCountToDisplaySize_edgeCases() {

import org.codelibs.fess.crawler.extractor.Extractor;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.unit.UnitFessTestCase;
import org.codelibs.fess.util.ComponentUtil;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.TestInfo;

/**
 * Unit tests for {@link AbstractFessFileTransformer}.
 * Tests file transformation logic including content extraction and metadata handling.
 */

import java.util.Map;

import org.codelibs.fess.Constants;
import org.codelibs.fess.app.web.CrudMode;
import org.codelibs.fess.unit.UnitFessTestCase;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.TestInfo;

/**
 * Unit tests for {@link AdminUserAction}.
 * Tests user management action logic including password validation, form handling, and CRUD modes.
 */

import org.codelibs.fess.opensearch.config.exentity.CrawlingInfo;
import org.codelibs.fess.opensearch.config.exentity.CrawlingInfoParam;
import org.codelibs.fess.unit.UnitFessTestCase;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.TestInfo;

/**
 * Unit tests for {@link CrawlingInfoService}.
 * Tests crawling info management and CSV import/export functionality.
 */

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.crawler.interval;

import org.codelibs.fess.unit.UnitFessTestCase;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.TestInfo;

/**
 * Test class for FessIntervalController.
 * Tests the error handling improvements and delay functionality.
 */

 */
package org.codelibs.fess.entity;

import java.util.HashSet;
import java.util.Set;

import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.unit.UnitFessTestCase;
import org.codelibs.fess.util.ComponentUtil;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.TestInfo;

public class PingResponseTest extends UnitFessTestCase {

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.helper;

import org.codelibs.fess.unit.UnitFessTestCase;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.TestInfo;

public class CrawlerLogHelperTest extends UnitFessTestCase {

    private CrawlerLogHelper crawlerLogHelper;

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.cors;

import org.codelibs.fess.unit.UnitFessTestCase;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.TestInfo;

public class DefaultCorsHandlerTest extends UnitFessTestCase {

    @Override

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.crawler.service;

import org.codelibs.fess.unit.UnitFessTestCase;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.TestInfo;

public class FessUrlQueueServiceTest extends UnitFessTestCase {

    @Override

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.crawler.util;

import org.codelibs.fess.unit.UnitFessTestCase;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.TestInfo;

public class FessCrawlerConfigTest extends UnitFessTestCase {

    @Override