@BeforeClass
  public static void setUpBeforeClass() throws Exception {
    // disable the retry
    TEST_UTIL.getConfiguration().setInt(HConstants.HBASE_CLIENT_RETRIES_NUMBER, 0);
    TEST_UTIL.startMiniCluster(1);
  }
The purpose of this test is to ensure whether rs deals with the malformed cells correctly.
hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestMalformedCellFromClient.java