@Override
  public void reset() {
    for (LongAdder count : opsCount.values()) {
      count.reset();
    }
  }
@Test
  public void testReset() {
    statistics.reset();
    for (OpType opType : OpType.values()) {
      expectedOpsCountMap.get(opType).set(0);
    }

    final Iterator<LongStatistic> iter = statistics.getLongStatistics();
    while (iter.hasNext()) {
      final LongStatistic longStat = iter.next();
      assertEquals(0, longStat.getValue());
    }

    incrementOpsCountByRandomNumbers();
    verifyStatistics();
  }