@Test
public void testTrendActionFieldWithSpecialCharacters() throws QueryStoreException, JsonProcessingException {

    TrendRequest trendRequest = new TrendRequest();
    trendRequest.setTable(TestUtils.TEST_TABLE_NAME);
    BetweenFilter betweenFilter = new BetweenFilter();
    betweenFilter.setFrom(1L);
    betweenFilter.setTo(System.currentTimeMillis());
    betweenFilter.setTemporal(true);
    betweenFilter.setField("_timestamp");
    trendRequest.setFilters(Collections.<Filter>singletonList(betweenFilter));
    trendRequest.setField("!@!41242$");
    trendRequest.setValues(Collections.<String>emptyList());
    TrendResponse expectedResponse = new TrendResponse();
    expectedResponse.setTrends(new HashMap<String, List<TrendResponse.Count>>());
    TrendResponse actualResponse = TrendResponse.class.cast(queryExecutor.execute(trendRequest));
    assertEquals(expectedResponse, actualResponse);
}