@Test(expected = UnsupportedOperationException.class)
public void getMetrics() throws Exception {

    String topologyName = "testTopology";
    String componentId = "testComponent";
    String metricName = "__test.metric.name";
    TimeSeriesQuerier.AggregateFunction aggrFunction = TimeSeriesQuerier.AggregateFunction.SUM;
    long from = 1234L;
    long to = 5678L;
    querier.getMetrics(topologyName, componentId, metricName, aggrFunction, from, to);
    fail("Shouldn't be reached here");
}