queryContext.addFunctionScore(list -> {
            list.add(new FilterFunctionBuilder(QueryBuilders.termQuery("status", "active"),
                    ScoreFunctionBuilders.weightFactorFunction(2.0f)));
        });

        QueryBuilder result = queryContext.getQueryBuilder();
        assertNotNull(result);
        assertTrue(result instanceof FunctionScoreQueryBuilder);
    }

        assertTrue(context.sortBuilders().get(0).toString().contains("_score"));
    }

    @Test
    public void test_addBoostFunction_scoreFunction() {
        queryHelper.addBoostFunction(ScoreFunctionBuilders.weightFactorFunction(2.0f));

        QueryContext context = buildQuery("test");
        // Verify that function score query contains the added boost function