@Test(dataProvider = "getAnyFields")
public void shouldEmitOnExecute(Item field1, Item field2) {

  PageViewBolt bolt = new PageViewBolt(field1, field2);
  BasicOutputCollector collector = mock(BasicOutputCollector.class);
  Tuple input = MockTupleHelpers.mockAnyTuple();
  when(input.getString(0)).thenReturn("http://view1\t200\t100000\t100");
  bolt.execute(input, collector);
  verify(collector, times(1)).emit(any(Values.class));
}