@Before
 @Override
 public void setUp() throws Exception {
   super.setUp();
   KafkaTestUtil.startZookeeper();
   KafkaTestUtil.startKafkaBrokers(3);
   KafkaTestUtil.createTopic(TOPIC, 3, 2);
   kafkaStreams =
       KafkaTestUtil.createKafkaStream(KafkaTestUtil.getZkServer().connectString(), TOPIC, 3);
 }
 @BeforeClass
 public static void beforeClass() throws Exception {
   KafkaTestUtil.startZookeeper();
   KafkaTestUtil.startKafkaBrokers(1);
   KafkaTestUtil.createTopic(TOPIC, 1, 1);
   System.setProperty("sdc.testing-mode", "true");
   miniSDCTestingUtility = new MiniSDCTestingUtility();
   miniSDC = miniSDCTestingUtility.createMiniSDC(MiniSDC.ExecutionMode.STANDALONE);
   miniSDC.startSDC();
   serverURI = miniSDC.getServerURI();
   miniSDC.createPipeline(getPipelineJson());
   ruleDefinitions =
       miniSDC.createRules(getPipelineName(), getPipelineRev(), getRuleDefinitions());
 }