@Test
    void testUrlHostSearchingDefaultAnchors() {
        // Simple query syntax, for reference
        assertUrlQuery("urlfield.hostname", new Query("?query=urlfield.hostname:google.com&type=all"), false, true, true);

        // YQL query
        Query yql = new Query();
        yql.properties().set("yql", "select * from sources * where urlfield.hostname contains uri(\"google.com\")");
        assertUrlQuery("urlfield.hostname", yql, false, true, true);
    }
Verifies that we can search for a backslash
container-search/src/test/java/com/yahoo/search/yql/YqlParserTestCase.java