builder.startObject();
            builder.field("media", "test");
            builder.endObject();
            return builder;
        };

        // Test with JSON
        OutputStream jsonOutput = SearchEngineUtil.getXContentBuilderOutputStream(callback, XContentType.JSON);
        assertNotNull(jsonOutput);

        // Test with YAML

        final ChatMessage assistantMessage = new ChatMessage(ChatMessage.ROLE_ASSISTANT, "test");
        final ChatMessage unknownMessage = new ChatMessage("unknown", "test");

        assertTrue(userMessage.isUser());
        assertFalse(assistantMessage.isUser());
        assertFalse(unknownMessage.isUser());
    }

    @Test
    public void test_isAssistant() {

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

public class AuthenticationChainTest extends UnitFessTestCase {

    // Test basic update operation
    @Test
    public void test_update_normalUser() {
        TestAuthenticationChain chain = new TestAuthenticationChain();
        User user = createTestUser("testuser", "Test User");

        chain.update(user);

import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;

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

public class DictionaryExpiredExceptionTest extends UnitFessTestCase {

    @Test
    public void test_constructor() {
        // Test default constructor
        DictionaryExpiredException exception = new DictionaryExpiredException();
        assertNotNull(exception);

    }

    @Test
    public void test_log_method_exists() {
        // Test that the log method exists and can be called
        // We can't easily test the actual functionality without complex mocking
        // but we can verify the class structure
        assertNotNull(crawlerLogHelper);
        assertTrue(CrawlerLogHelper.class.getSuperclass().getSimpleName().contains("LogHelper"));
    }

import org.codelibs.fess.unit.UnitFessTestCase;
import org.junit.jupiter.api.Test;
import org.lastaflute.core.message.supplier.UserMessagesCreator;
import org.lastaflute.web.servlet.request.RequestManager;
import org.lastaflute.web.validation.ActionValidator;

public class FessActionValidatorTest extends UnitFessTestCase {

    @Test
    public void test_constructor() {
        // Test basic class structure without complex mocking

                <la:hidden property="crudMode"/>
                <c:if test="${crudMode==4}">
                    <la:hidden property="logType"/>
                    <la:hidden property="id"/>
                </c:if>
                <div class="row">
                    <div class="col-md-12">
                        <div

        assertEquals("org.codelibs.fess.test", events.get(0).getLoggerName());
        assertEquals("test error message", events.get(0).getMessage());
        assertNull(events.get(0).getThrowable());
    }

    @Test
    public void test_append_warnEvent_withErrorLevel() {
        final LogEvent event = createLogEvent(Level.WARN, "org.codelibs.fess.test", "test warn message");
        appender.append(event);

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

public class QueryParseExceptionTest extends UnitFessTestCase {

    @Test
    public void test_constructor() {
        // Test constructor with ParseException cause
        ParseException parseException = new ParseException("Test parse error");
        QueryParseException queryParseException = new QueryParseException(parseException);

        // Assert
        assertEquals("Status of test-cluster is changed to RED.", result);
    }

    // Test constructor
    @Test
    public void test_constructor() {
        // Test that constructor creates instance without error
        PingSearchEngineJob job = new PingSearchEngineJob();
        assertNotNull(job);
    }

    // Test different cluster names
    @Test