public int getGroupsForUserFailedRetrieved() {
    return numGetGroupsForUserFailedRetrieved.value();
  }
@Test
  public void testGetGroupsForUserFailedRetrieved() {
    long totalBadBefore = metrics.getGroupsForUserFailedRetrieved();
    badSubCluster.getGroupsForUserFailed();
    Assert.assertEquals(totalBadBefore + 1, metrics.getGroupsForUserFailedRetrieved());
  }