@BeforeClass
  public static void setUpBeforeClass() throws Exception {
    Configuration conf = TEST_UTIL.getConfiguration();
    conf.setStrings(CoprocessorHost.REGION_COPROCESSOR_CONF_KEY,
      MultiRowMutationEndpoint.class.getName(), NoOpScanPolicyObserver.class.getName());
    TestFromClientSideScanExcpetion.setUpBeforeClass();
  }
Test all client operations with a coprocessor that just implements the default flush/compact/scan
policy.
hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestFromClientSideScanExcpetionWithCoprocessor.java