@Test
    public void test_getRescorers_emptyList() {
        java.util.Map<String, Object> params = new java.util.HashMap<>();
        org.opensearch.search.rescore.RescorerBuilder<?>[] rescorers = queryHelper.getRescorers(params);

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

    @Test
    public void test_addQueryRescorer() {