}

    @Test
    public void test_wrapQuery_withSpecialCharacters() {
        assertEquals("*******@****.****", service.callWrapQuery("******@****.***"));
    }

    @Test
    public void test_wrapQuery_multipleInternalWildcards() {
        assertEquals("*test*query*search*", service.callWrapQuery("test*query*search"));
    }

    // Test subclass to access protected method