// topic/2732: java.net.URL accepts brackets in paths, so this is valid
        assertTrue(transformer.isValidUrl("http://example.com/[test]/page"));
    }

    @Test
    public void test_isValidUrl_withCustomScheme() {
        final FessXpathTransformer transformer = new FessXpathTransformer();
        // topic/2732: java.net.URL does not support smb:// scheme, so isValidUrl returns false