public class QueryRescorerTest extends UnitFessTestCase {

    private QueryRescorer queryRescorer;

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

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

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

    @Test
    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) {