@BeforeMethod(groups = {"dev"})
  public static void setup() throws UnknownHostException {
    mongo = new Mongo("localhost", 27017);

    Map<String, String> ctxMap = new HashMap<String, String>();
    ctxMap.put(MongoSink.HOST, "localhost");
    ctxMap.put(MongoSink.PORT, "27017");
    ctxMap.put(MongoSink.DB_NAME, "test_events");
    ctxMap.put(MongoSink.COLLECTION, "test_log");
    ctxMap.put(MongoSink.BATCH_SIZE, "100");

    ctx.putAll(ctxMap);

    Context channelCtx = new Context();
    channelCtx.put("capacity", "1000000");
    channelCtx.put("transactionCapacity", "1000000");
    channel = new MemoryChannel();
    Configurables.configure(channel, channelCtx);
  }