assertEquals(params, testSearcher.lastParams);
        assertTrue(testSearcher.lastUserBean.isPresent());
        assertEquals(user, testSearcher.lastUserBean.get());
    }

    public void test_search_withNullQuery() {
        // Test search with null query
        TestRankFusionSearcher testSearcher = new TestRankFusionSearcher();
        SearchRequestParams params = createTestSearchRequestParams();