| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.pulsar.broker.service; |
| |
| import org.apache.pulsar.common.policies.data.Policies; |
| import org.apache.pulsar.common.policies.data.PublishRate; |
| import org.testng.annotations.BeforeMethod; |
| import org.testng.annotations.Test; |
| |
| import java.util.HashMap; |
| |
| import static org.testng.Assert.assertFalse; |
| import static org.testng.Assert.assertTrue; |
| |
| |
| public class PublishRateLimiterTest { |
| private final String CLUSTER_NAME = "clusterName"; |
| private final Policies policies = new Policies(); |
| private final PublishRate publishRate = new PublishRate(10, 100); |
| private final PublishRate newPublishRate = new PublishRate(20, 200); |
| |
| private PrecisPublishLimiter precisPublishLimiter; |
| private PublishRateLimiterImpl publishRateLimiter; |
| |
| |
| @BeforeMethod |
| public void setup() throws Exception { |
| policies.publishMaxMessageRate = new HashMap<>(); |
| policies.publishMaxMessageRate.put(CLUSTER_NAME, publishRate); |
| precisPublishLimiter = new PrecisPublishLimiter(policies, CLUSTER_NAME, |
| () -> System.out.print("Refresh permit")); |
| publishRateLimiter = new PublishRateLimiterImpl(policies, CLUSTER_NAME); |
| } |
| |
| @Test |
| public void testPublishRateLimiterImplExceed() throws Exception { |
| // increment not exceed |
| publishRateLimiter.incrementPublishCount(5, 50); |
| publishRateLimiter.checkPublishRate(); |
| assertFalse(publishRateLimiter.isPublishRateExceeded()); |
| publishRateLimiter.resetPublishCount(); |
| |
| // numOfMessages increment exceeded |
| publishRateLimiter.incrementPublishCount(11, 100); |
| publishRateLimiter.checkPublishRate(); |
| assertTrue(publishRateLimiter.isPublishRateExceeded()); |
| publishRateLimiter.resetPublishCount(); |
| |
| // msgSizeInBytes increment exceeded |
| publishRateLimiter.incrementPublishCount(9, 110); |
| publishRateLimiter.checkPublishRate(); |
| assertTrue(publishRateLimiter.isPublishRateExceeded()); |
| |
| } |
| |
| @Test |
| public void testPublishRateLimiterImplUpdate() throws Exception { |
| publishRateLimiter.incrementPublishCount(11, 110); |
| publishRateLimiter.checkPublishRate(); |
| assertTrue(publishRateLimiter.isPublishRateExceeded()); |
| |
| // update |
| publishRateLimiter.update(newPublishRate); |
| publishRateLimiter.incrementPublishCount(11, 110); |
| publishRateLimiter.checkPublishRate(); |
| assertFalse(publishRateLimiter.isPublishRateExceeded()); |
| |
| } |
| |
| @Test |
| public void testPrecisePublishRateLimiterUpdate() throws Exception { |
| assertFalse(precisPublishLimiter.tryAcquire(15, 150)); |
| |
| //update |
| precisPublishLimiter.update(newPublishRate); |
| assertTrue(precisPublishLimiter.tryAcquire(15, 150)); |
| } |
| |
| @Test |
| public void testPrecisePublishRateLimiterAcquire() throws Exception { |
| // tryAcquire not exceeded |
| assertTrue(precisPublishLimiter.tryAcquire(1, 10)); |
| Thread.sleep(1100); |
| |
| // tryAcquire numOfMessages exceeded |
| assertFalse(precisPublishLimiter.tryAcquire(11, 100)); |
| Thread.sleep(1100); |
| |
| // tryAcquire msgSizeInBytes exceeded |
| assertFalse(precisPublishLimiter.tryAcquire(10, 101)); |
| Thread.sleep(1100); |
| |
| // tryAcquire not exceeded |
| assertTrue(precisPublishLimiter.tryAcquire(10, 100)); |
| } |
| } |