public void test_getName_cachesBehavior() {
        // Test that getName() caches the result after first call
        String firstName = rankFusionSearcher.getName();
        String secondName = rankFusionSearcher.getName();
        assertSame(firstName, secondName);
        assertEquals("test_rank_fusion", firstName);
    }

    public void test_getName_customSearcherClass() {
        // Test with different searcher implementation