List<String> keywords = SuggestUtil.getKeywords(query, fields);
        assertNotNull(keywords);
        assertEquals(2, keywords.size());
        assertTrue(keywords.contains("test"));
        assertTrue(keywords.contains("query"));

        // Test with OR operator
        List<String> orKeywords = SuggestUtil.getKeywords("test OR query", fields);
        assertNotNull(orKeywords);

     */
    public static String[] parseQuery(final String q, final String field) {
        final List<String> keywords = getKeywords(q, new String[] { field });
        if (MAX_QUERY_TERM_NUM < keywords.size()) {
            return new String[0];
        }
        for (final String k : keywords) {