} catch (Exception e) {
            fail("Failed to test createFieldSortBuilder for score field: " + e.getMessage());
        }
    }

    @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);