private String encode(String s) {
        try {
            return URLEncoder.encode(s, "utf-8");
        }
        catch (UnsupportedEncodingException e) {
            throw new RuntimeException("Will never happen");
        }
    }
Smoke test for first generation YQL+ integration.
container-search/src/test/java/com/yahoo/search/yql/MinimalQueryInserterTestCase.java