}

    @Test
    public void test_settersAndGetters() {
        final ChatSession session = new ChatSession();
        final LocalDateTime createdAt = LocalDateTime.of(2025, 1, 1, 10, 0);
        final LocalDateTime lastAccessedAt = LocalDateTime.of(2025, 1, 1, 11, 0);
        final List<ChatMessage> messages = new ArrayList<>();

        session.setSessionId("session-456");
        session.setUserId("user-789");

    /** The user ID associated with this session. */
    private String userId;

    /** The timestamp when the session was created. */
    private LocalDateTime createdAt;

    /** The timestamp when the session was last accessed. */
    private volatile LocalDateTime lastAccessedAt;

    /** The list of messages in this session. */
    private List<ChatMessage> messages;

        final SearchLogHelper.SearchLogContext context = createTestContext(request);

        final MockSearchRequestParams params = new MockSearchRequestParams();
        final LocalDateTime now = LocalDateTime.now();
        final QueryResponseList queryResponseList = new QueryResponseList(Collections.emptyList(), 0L, "eq", 0L, false, null, 0, 10, 0);

    private LocalDateTime timestamp;

    /** The list of sources referenced in this message. */
    private List<ChatSource> sources;

    /** The HTML-rendered content for display. */
    private String htmlContent;

    /**
     * Default constructor.
     */
    public ChatMessage() {
        this.timestamp = LocalDateTime.now();
        this.sources = new ArrayList<>();
    }

 */
package org.codelibs.fess.helper;

import static org.codelibs.core.stream.StreamUtil.split;
import static org.codelibs.core.stream.StreamUtil.stream;

import java.time.LocalDateTime;
import java.time.ZoneId;
import java.time.format.DateTimeFormatter;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;

import static org.apache.commons.io.FileUtils.ONE_PB_BI;
import static org.apache.commons.io.FileUtils.ONE_TB_BI;

import java.math.BigDecimal;
import java.math.BigInteger;
import java.time.LocalDateTime;
import java.time.ZonedDateTime;
import java.util.Collection;
import java.util.Date;
import java.util.Map;
import java.util.Objects;

/**
 * Utility class for memory operations and size calculations.
 */

                logger.warn("Failed to create system properties file.", e);
            }
        }

        final SuggestCreator creator = ComponentUtil.getComponent(SuggestCreator.class);
        final LocalDateTime startTime = LocalDateTime.now();
        int ret = creator.create();
        if (ret == 0) {
            ret = creator.purge(startTime);
        }
        return ret;
    }

    private int create() {

        return sdf.format(date);
    }

    /**
     * Formats a LocalDateTime object to ISO datetime string format.
     *
     * @param date the LocalDateTime to format
     * @return formatted date string, or empty string if date is null
     */
    public static String formatDate(final LocalDateTime date) {
        if (date == null) {
            return StringUtil.EMPTY;
        }

        assertNotNull(result);
        assertFalse(result.isPresent());
    }

    @Test
    public void test_ofNullable_withLocalDateTime() {
        LocalDateTime testValue = LocalDateTime.now();
        OptionalEntity<LocalDateTime> result = OptionalUtil.ofNullable(testValue);

        assertNotNull(result);
        assertTrue(result.isPresent());
        assertEquals(testValue, result.get());
    }

        LocalDateTime time = LocalDateTime.now().minusDays(1);
        try {
            suggestHelper.purgeDocumentSuggest(time);
            assertTrue(true);
        } catch (Exception e) {
            assertTrue(true);
        }
    }

    @Test
    public void test_purgeSearchlogSuggest() {
        LocalDateTime time = LocalDateTime.now().minusDays(1);
        try {