public class SynonymFileTest extends UnitFessTestCase {
    private SynonymFile synonymFile;

    // TODO
    /*
    private File file1;
        @Override
    protected void setUp(TestInfo testInfo) throws Exception {
        super.setUp(testInfo);
        file1 = File.createTempFile("synonym", ".txt");
        FileUtil.writeBytes(file1.getAbsolutePath(),
                "a1=>A1\nb1,b2 => B1\nc1 => C1, C2\nx1,X1\ny1, Y1, y2"

 * such as configuration errors, initialization failures, or critical runtime issues.
 */
public class FessSystemException extends RuntimeException {

    /** Serial version UID for serialization compatibility */
    private static final long serialVersionUID = 1L;

    /**
     * Constructs a new FessSystemException with the specified detail message and cause.
     *

 * or processing fails during search operations. It extends FessSystemException
 * to provide specific handling for search query-related errors.
 */
public class SearchQueryException extends FessSystemException {

    /** Serial version UID for serialization. */
    private static final long serialVersionUID = 1L;

    /**
     * Constructs a new SearchQueryException with the specified detail message and cause.
     *

 * This exception is typically thrown during authentication or user lookup operations
 * when the specified user does not exist in the system.
 */
public class FessUserNotFoundException extends FessSystemException {

    /** Serial version UID for serialization compatibility */
    private static final long serialVersionUID = 1L;

    /**
     * Constructs a new FessUserNotFoundException with the specified username.
     *

 */
public class AdminUserActionTest extends UnitFessTestCase {

    private AdminUserAction adminUserAction;

    @Override
    protected void setUp(TestInfo testInfo) throws Exception {
        super.setUp(testInfo);
        adminUserAction = new AdminUserAction();
    }

    @Test
    public void test_defaultConstructor() {
        final AdminUserAction action = new AdminUserAction();

 * This exception wraps Lucene's ParseException to provide consistent error handling
 * within the Fess search framework.
 *
 */
public class QueryParseException extends FessSystemException {

    /** Serial version UID for serialization compatibility */
    private static final long serialVersionUID = 1L;

    /**
     * Constructs a new QueryParseException with the specified ParseException as the cause.
     *

import org.junit.jupiter.api.TestInfo;

public class DuplicateHostHelperTest extends UnitFessTestCase {
    private DuplicateHostHelper duplicateHostHelper;

    @Override
    protected void setUp(TestInfo testInfo) throws Exception {
        super.setUp(testInfo);
        duplicateHostHelper = new DuplicateHostHelper();
        duplicateHostHelper.duplicateHostList = new ArrayList<DuplicateHost>();

        DuplicateHost foo = new DuplicateHost();

            RenderDataUtil.register(data, "labelTypeItems", labelTypeService.getLabelTypeList(labelTypePager)); // page navi
        }).useForm(SearchForm.class, setup -> {
            setup.setup(form -> {
                copyBeanToBean(labelTypePager, form, op -> op.include("name", "value"));
            });
        });
    }

    /**
     * Returns HTML response for the edit page.

import org.opensearch.index.query.QueryBuilder;

public class QueryCommandTest extends UnitFessTestCase {
    private QueryCommand queryCommand;

    @Override
    protected void setUp(TestInfo testInfo) throws Exception {
        super.setUp(testInfo);

        // Setup FessConfig with proper initialization
        FessConfig.SimpleImpl fessConfig = new FessConfig.SimpleImpl() {
            private static final long serialVersionUID = 1L;

            RenderDataUtil.register(data, "synonymItemItems", synonymService.getSynonymList(dictId, synonymPager));
        }).useForm(SearchForm.class, setup -> {
            setup.setup(form -> {
                copyBeanToBean(synonymPager, form, op -> op.include("id"));
            });
        });
    }

    private HtmlResponse asEditHtml() {