| /* |
| * 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.kafka.common.requests; |
| |
| import org.apache.kafka.common.TopicPartition; |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| import java.util.Collections; |
| import java.util.Set; |
| import java.util.Map; |
| import java.util.HashMap; |
| import java.util.HashSet; |
| import java.util.Random; |
| |
| |
| public class ControlRequestTest { |
| @Test |
| public void testLeaderAndIsrRequestNormalization() { |
| Set<TopicPartition> tps = generateRandomTopicPartitions(10, 10); |
| Map<TopicPartition, LeaderAndIsrRequest.PartitionState> partitionStates = new HashMap<>(); |
| for (TopicPartition tp: tps) { |
| partitionStates.put(tp, new LeaderAndIsrRequest.PartitionState(0, 0, 0, |
| Collections.emptyList(), 0, Collections.emptyList(), false)); |
| } |
| LeaderAndIsrRequest.Builder builder = new LeaderAndIsrRequest.Builder((short) 2, 0, 0, 0, |
| partitionStates, Collections.emptySet()); |
| |
| Assert.assertTrue(builder.build((short) 2).size() < builder.build((short) 1).size()); |
| } |
| |
| @Test |
| public void testUpdateMetadataRequestNormalization() { |
| Set<TopicPartition> tps = generateRandomTopicPartitions(10, 10); |
| Map<TopicPartition, UpdateMetadataRequest.PartitionState> partitionStates = new HashMap<>(); |
| for (TopicPartition tp: tps) { |
| partitionStates.put(tp, new UpdateMetadataRequest.PartitionState(0, 0, 0, |
| Collections.emptyList(), 0, Collections.emptyList(), Collections.emptyList())); |
| } |
| UpdateMetadataRequest.Builder builder = new UpdateMetadataRequest.Builder((short) 5, 0, 0, 0, |
| partitionStates, Collections.emptySet()); |
| |
| Assert.assertTrue(builder.build((short) 5).size() < builder.build((short) 4).size()); |
| } |
| |
| @Test |
| public void testStopReplicaRequestNormalization() { |
| Set<TopicPartition> tps = generateRandomTopicPartitions(10, 10); |
| Map<TopicPartition, UpdateMetadataRequest.PartitionState> partitionStates = new HashMap<>(); |
| for (TopicPartition tp: tps) { |
| partitionStates.put(tp, new UpdateMetadataRequest.PartitionState(0, 0, 0, |
| Collections.emptyList(), 0, Collections.emptyList(), Collections.emptyList())); |
| } |
| StopReplicaRequest.Builder builder = new StopReplicaRequest.Builder((short) 5, 0, 0, 0, false, tps); |
| |
| Assert.assertTrue(builder.build((short) 1).size() < builder.build((short) 0).size()); |
| } |
| |
| private Set<TopicPartition> generateRandomTopicPartitions(int numTopic, int numPartitionPerTopic) { |
| Set<TopicPartition> tps = new HashSet<>(); |
| Random r = new Random(); |
| for (int i = 0; i < numTopic; i++) { |
| byte[] array = new byte[32]; |
| r.nextBytes(array); |
| String topic = new String(array); |
| for (int j = 0; j < numPartitionPerTopic; j++) { |
| tps.add(new TopicPartition(topic, j)); |
| } |
| } |
| return tps; |
| } |
| |
| } |