assertFalse(fessUserBean.hasRole("user"));

        // Test with multiple roles
        testUser.setRoleNames(new String[] { "admin", "user", "manager" });
        assertTrue(fessUserBean.hasRole("admin"));
        assertTrue(fessUserBean.hasRole("user"));
        assertTrue(fessUserBean.hasRole("manager"));
        assertFalse(fessUserBean.hasRole("guest"));

        // Test with null check

            throw exception;
        }
    }

    /**
     * Searcher that returns documents without ID field.
     */
    static class NoIdFieldSearcher extends RankFusionSearcher {
        @Override
        protected SearchResult search(String query, SearchRequestParams params, OptionalThing<FessUserBean> userBean) {

import org.codelibs.core.stream.StreamUtil;
import org.codelibs.fess.Constants;
import org.codelibs.fess.entity.SearchRequestParams;
import org.codelibs.fess.helper.ViewHelper;
import org.codelibs.fess.mylasta.action.FessUserBean;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.opensearch.client.SearchEngineClient.SearchCondition;
import org.codelibs.fess.opensearch.client.SearchEngineClient.SearchConditionBuilder;

        return new ActivityHelper() {
            @Override
            public void accessDenied(final OptionalThing<FessUserBean> user, final String path) {
                final Map<String, String> log = new LinkedHashMap<>();
                log.put("user", user.map(FessUserBean::getUserId).orElse("-"));
                log.put("path", path);
                capturedLogs.add(log);
            }
        };
    }

        // Verify
        assertNull(result);
    }

    // Test logout method
    @Test
    public void test_logout_withValidUser() {
        // Setup
        FessUserBean user = FessUserBean.empty();
        String expectedUrl = "https://example.com/logout?user=testuser123";
        authenticator.setLogoutUrl(expectedUrl);

        // Execute
        String result = authenticator.logout(user);

import java.util.function.Consumer;

import org.codelibs.core.lang.StringUtil;
import org.codelibs.fess.helper.ActivityHelper;
import org.codelibs.fess.helper.SystemHelper;
import org.codelibs.fess.mylasta.action.FessUserBean;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.unit.UnitFessTestCase;
import org.codelibs.fess.util.ComponentUtil;
import org.dbflute.optional.OptionalThing;

        assertEquals(expectedResponse, response);
    }

    // Test logout() method
    @Test
    public void test_logout_whenNotAvailable() {
        currentSsoType = Constants.NONE;
        FessUserBean user = FessUserBean.empty();
        assertNull(ssoManager.logout(user));
    }

    @Test
    public void test_logout_whenAvailableButNoAuthenticator() {
        currentSsoType = "invalid";

import org.codelibs.fess.entity.SearchRequestParams.SearchRequestType;
import org.codelibs.fess.exception.InvalidQueryException;
import org.codelibs.fess.exception.SearchQueryException;
import org.codelibs.fess.mylasta.action.FessUserBean;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.opensearch.client.SearchEngineClient.SearchConditionBuilder;
import org.codelibs.fess.opensearch.client.SearchEngineClientException;

    /**
     * Log the login activity.
     * @param user The user.
     */
    public void login(final OptionalThing<FessUserBean> user) {
        final Map<String, String> valueMap = new LinkedHashMap<>();
        valueMap.put("action", Action.LOGIN.name());
        valueMap.put("user", user.map(FessUserBean::getUserId).orElse("-"));
        valueMap.put("permissions",

            return SearchResult.create().build();
        }
    }

    /**
     * Custom searcher implementation.
     */
    static class CustomSearcher extends RankFusionSearcher {
        @Override
        protected SearchResult search(String query, SearchRequestParams params, OptionalThing<FessUserBean> userBean) {