url = "file://///";
        exp = "\\\\\\";
        assertEquals(exp, transformer.getSiteOnFile(url, "UTF-8"));
    }

    public void test_processFieldConfigs() {
        final FessFileTransformer transformer = createInstance();
        final Map<String, String> params = Maps.of("foo", "cache", "bar", "overwrite", "baz", "cache|overwrite");

        assertFalse(transformer.isValidUrl(" "));
        assertFalse(transformer.isValidUrl("http://"));
        assertFalse(transformer.isValidUrl("http://http://www.example.com"));
    }

    public void test_processFieldConfigs() {
        final FessXpathTransformer transformer = new FessXpathTransformer();
        final Map<String, String> params = Maps.of("foo", "cache", "bar", "overwrite", "baz", "cache|overwrite");