code: package io.ray.benchmark;
  
  import io.ray.api.ActorHandle;
  import io.ray.api.ObjectRef;
  import io.ray.api.Ray;
  import org.testng.annotations.Test;
  
  public class ActorPressTest extends RayBenchmarkTest {
  
    @Test
    public void singleLatencyTest() {
      int times = 10;
      ActorHandle<Adder> adder = Ray.actor(ActorPressTest.Adder::new).remote();
      super.singleLatencyTest(times, adder);
    }
  
    @Test
    public void maxTest() {
      int clientNum = 2;
      int totalNum = 20;
      ActorHandle<Adder> adder = Ray.actor(ActorPressTest.Adder::new).remote();
      PressureTestParameter pressureTestParameter = new PressureTestParameter();
      pressureTestParameter.setClientNum(clientNum);
      pressureTestParameter.setTotalNum(totalNum);
      pressureTestParameter.setRayBenchmarkTest(this);
      pressureTestParameter.setRayActor(adder);
      super.maxPressureTest(pressureTestParameter);
    }
  
    @Test
    public void rateLimiterTest() {
      int clientNum = 2;
      int totalQps = 2;
      int duration = 3;
      ActorHandle<Adder> adder = Ray.actor(ActorPressTest.Adder::new).remote();
      PressureTestParameter pressureTestParameter = new PressureTestParameter();
      pressureTestParameter.setClientNum(clientNum);
      pressureTestParameter.setTotalQps(totalQps);
      pressureTestParameter.setDuration(duration);
      pressureTestParameter.setRayBenchmarkTest(this);
      pressureTestParameter.setRayActor(adder);
      super.rateLimiterPressureTest(pressureTestParameter);
    }
  
    @Override
    public ObjectRef<RemoteResult<Integer>> rayCall(ActorHandle rayActor) {
      return ((ActorHandle<Adder>) rayActor).task(Adder::add, 10).remote();
    }
  
    @Override
    public boolean checkResult(Object o) {
      return true;
    }
  
    public static class Adder {
  
      private Integer sum = 0;
  
      public RemoteResult<Integer> add(Integer n) {
        RemoteResult<Integer> remoteResult = new RemoteResult<>();
        remoteResult.setResult(sum += n);
        remoteResult.setFinishTime(System.nanoTime());
        return remoteResult;
      }
    }
  }
  