@AfterClass
  public static void tearDown() throws Exception {
    TEST_UTIL.shutdownMiniCluster();
  }
Testcase for HBASE-21032, where use the wrong readType from a Scan instance which is actually a
get scan and cause returning only 1 cell per rpc call.
hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestGetScanColumnsWithNewVersionBehavior.java