@AfterClass
  public static void tearDown() throws Exception {
    UTIL.shutdownMiniCluster();
  }
A test to make sure that we will wait for RIT to finish while closing excess region replicas. See
HBASE-28582 and related issues for more details.
hbase-server/src/test/java/org/apache/hadoop/hbase/master/assignment/TestReduceExcessRegionReplicasBlockedByRIT.java