@Before
  public void setUp() throws IOException {
    conf = TEST_UTIL.getConfiguration();

    // This test requires the most recent HFile format (i.e. v2).
    conf.setInt(HFile.FORMAT_VERSION_KEY, HFile.MAX_FORMAT_VERSION);

    fs = FileSystem.get(conf);
    blockCache = BlockCacheFactory.createBlockCache(conf);
    cacheConf = new CacheConfig(conf, blockCache);
  }
A message of the form "in test#&lt;number>:" to include in logging.
hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestCompoundBloomFilter.java