private void waitOnPids(List<Long> pids) {
    TEST_UTIL.waitFor(60000, () -> pids.stream().allMatch(procExec::isFinished));
  }
Class to test HBaseHbck. Spins up the minicluster once at test start and then takes it down
afterward. Add any testing of HBaseHbck functionality here.
hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestHbck.java