@BeforeClass
  public static void setUp() throws Exception {
    Configuration conf = TEST_UTIL.getConfiguration();
    SpaceQuotaHelperForTests.updateConfigForQuotas(conf);
    // Clean up the compacted files faster than normal (15s instead of 2mins)
    conf.setInt("hbase.hfile.compaction.discharger.interval", 15 * 1000);
    TEST_UTIL.startMiniCluster(1);
  }
Test class for the {@link SnapshotQuotaObserverChore}.
hbase-server/src/test/java/org/apache/hadoop/hbase/quotas/TestSnapshotQuotaObserverChore.java