@Before
  public void setup() throws Exception {
    testUtil = new HBaseTestingUtil();
    testDir = testUtil.getDataTestDir("TestStoreFileRefresherChore");
    CommonFSUtils.setRootDir(testUtil.getConfiguration(), testDir);
  }
Tests a race condition between archiving of compacted files in CompactedHFilesDischarger chore
and HRegion.close();
hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestCompactionArchiveConcurrentClose.java