*/
package org.codelibs.fess.score;

import java.util.Map;

import org.opensearch.search.rescore.RescorerBuilder;

/**
 * Interface for query rescoring implementations.
 */
public interface QueryRescorer {
    /**
     * Evaluates the rescorer with the given parameters.
     *
     * @param params the parameters for rescoring
     * @return the rescorer builder
     */

public class QueryRescorerTest extends UnitFessTestCase {

    private QueryRescorer queryRescorer;

    @Override
    public void setUp() throws Exception {
        super.setUp();
    }

    public void test_evaluate_withNullParams() {
        // Test implementation that returns null
        queryRescorer = new QueryRescorer() {
            @Override

import org.opensearch.search.rescore.QueryRescorerBuilder;
import org.opensearch.search.rescore.RescorerBuilder;

/**
 * Learning to Rank query rescorer implementation.
 */
public class LtrQueryRescorer implements QueryRescorer {

    /**
     * Default constructor.
     */
    public LtrQueryRescorer() {
        // Default constructor
    }

    @Override

import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.query.QueryFieldConfig;
import org.codelibs.fess.query.parser.QueryParser;
import org.codelibs.fess.score.QueryRescorer;
import org.codelibs.fess.util.ComponentUtil;
import org.dbflute.optional.OptionalThing;
import org.lastaflute.core.message.UserMessages;
import org.lastaflute.web.util.LaRequestUtil;

        assertNotNull(rescorers);
        assertEquals(0, rescorers.length);
    }

    public void test_addQueryRescorer() {
        org.codelibs.fess.score.QueryRescorer mockRescorer = new org.codelibs.fess.score.QueryRescorer() {
            @Override
            public org.opensearch.search.rescore.RescorerBuilder<?> evaluate(java.util.Map<String, Object> params) {