nizhikov commented on code in PR #14355: URL: https://github.com/apache/kafka/pull/14355#discussion_r1328512360
########## tools/src/test/java/org/apache/kafka/tools/reassign/ReassignPartitionsUnitTest.java: ########## @@ -0,0 +1,787 @@ +/* + * 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.tools.reassign; + +import kafka.admin.ReassignPartitionsCommand; +import org.apache.kafka.admin.BrokerMetadata; +import org.apache.kafka.clients.admin.Config; +import org.apache.kafka.clients.admin.MockAdminClient; +import org.apache.kafka.clients.admin.PartitionReassignment; +import org.apache.kafka.common.Node; +import org.apache.kafka.common.TopicPartition; +import org.apache.kafka.common.TopicPartitionInfo; +import org.apache.kafka.common.TopicPartitionReplica; +import org.apache.kafka.common.config.ConfigResource; +import org.apache.kafka.common.errors.InvalidReplicationFactorException; +import org.apache.kafka.common.errors.UnknownTopicOrPartitionException; +import org.apache.kafka.common.utils.Exit; +import org.apache.kafka.common.utils.Time; +import org.apache.kafka.server.common.AdminCommandFailedException; +import org.apache.kafka.server.common.AdminOperationException; +import org.junit.jupiter.api.AfterEach; +import org.junit.jupiter.api.BeforeEach; +import org.junit.jupiter.api.Test; +import org.junit.jupiter.api.Timeout; +import scala.Tuple2; +import scala.collection.JavaConverters; +import scala.collection.Seq; + +import java.util.ArrayList; +import java.util.Arrays; +import java.util.Collections; +import java.util.HashMap; +import java.util.HashSet; +import java.util.List; +import java.util.Map; +import java.util.Optional; +import java.util.concurrent.ExecutionException; +import java.util.stream.Collectors; +import java.util.stream.Stream; + +import static kafka.admin.ReassignPartitionsCommand.alterPartitionReassignments; +import static kafka.admin.ReassignPartitionsCommand.alterReplicaLogDirs; +import static kafka.admin.ReassignPartitionsCommand.brokerLevelFollowerThrottle; +import static kafka.admin.ReassignPartitionsCommand.brokerLevelLeaderThrottle; +import static kafka.admin.ReassignPartitionsCommand.brokerLevelLogDirThrottle; +import static kafka.admin.ReassignPartitionsCommand.calculateFollowerThrottles; +import static kafka.admin.ReassignPartitionsCommand.calculateLeaderThrottles; +import static kafka.admin.ReassignPartitionsCommand.calculateMovingBrokers; +import static kafka.admin.ReassignPartitionsCommand.calculateProposedMoveMap; +import static kafka.admin.ReassignPartitionsCommand.calculateReassigningBrokers; +import static kafka.admin.ReassignPartitionsCommand.cancelPartitionReassignments; +import static kafka.admin.ReassignPartitionsCommand.compareTopicPartitionReplicas; +import static kafka.admin.ReassignPartitionsCommand.compareTopicPartitions; +import static kafka.admin.ReassignPartitionsCommand.curReassignmentsToString; +import static kafka.admin.ReassignPartitionsCommand.currentPartitionReplicaAssignmentToString; +import static kafka.admin.ReassignPartitionsCommand.executeAssignment; +import static kafka.admin.ReassignPartitionsCommand.findLogDirMoveStates; +import static kafka.admin.ReassignPartitionsCommand.findPartitionReassignmentStates; +import static kafka.admin.ReassignPartitionsCommand.generateAssignment; +import static kafka.admin.ReassignPartitionsCommand.getBrokerMetadata; +import static kafka.admin.ReassignPartitionsCommand.getReplicaAssignmentForPartitions; +import static kafka.admin.ReassignPartitionsCommand.getReplicaAssignmentForTopics; +import static kafka.admin.ReassignPartitionsCommand.modifyInterBrokerThrottle; +import static kafka.admin.ReassignPartitionsCommand.modifyLogDirThrottle; +import static kafka.admin.ReassignPartitionsCommand.modifyTopicThrottles; +import static kafka.admin.ReassignPartitionsCommand.parseExecuteAssignmentArgs; +import static kafka.admin.ReassignPartitionsCommand.parseGenerateAssignmentArgs; +import static kafka.admin.ReassignPartitionsCommand.partitionReassignmentStatesToString; +import static kafka.admin.ReassignPartitionsCommand.replicaMoveStatesToString; +import static org.junit.jupiter.api.Assertions.assertEquals; +import static org.junit.jupiter.api.Assertions.assertFalse; +import static org.junit.jupiter.api.Assertions.assertThrows; +import static org.junit.jupiter.api.Assertions.assertTrue; + + +@Timeout(60) +public class ReassignPartitionsUnitTest { + @BeforeEach + public void setUp() { + Exit.setExitProcedure((statusCode, message) -> { + throw new IllegalArgumentException(message); + }); + } + + @AfterEach + public void tearDown() { + Exit.resetExitProcedure(); + } + + @Test + public void testCompareTopicPartitions() { + assertTrue(compareTopicPartitions(new TopicPartition("abc", 0), + new TopicPartition("abc", 1))); + assertFalse(compareTopicPartitions(new TopicPartition("def", 0), + new TopicPartition("abc", 1))); + } + + @Test + public void testCompareTopicPartitionReplicas() { + assertTrue(compareTopicPartitionReplicas(new TopicPartitionReplica("def", 0, 0), + new TopicPartitionReplica("abc", 0, 1))); + assertFalse(compareTopicPartitionReplicas(new TopicPartitionReplica("def", 0, 0), + new TopicPartitionReplica("cde", 0, 0))); + } + + @Test + public void testPartitionReassignStatesToString() { + Map<TopicPartition, ReassignPartitionsCommand.PartitionReassignmentState> states = new HashMap<>(); + + states.put(new TopicPartition("foo", 0), + new ReassignPartitionsCommand.PartitionReassignmentState(seq(1, 2, 3), seq(1, 2, 3), true)); + states.put(new TopicPartition("foo", 1), + new ReassignPartitionsCommand.PartitionReassignmentState(seq(1, 2, 3), seq(1, 2, 4), false)); + states.put(new TopicPartition("bar", 0), + new ReassignPartitionsCommand.PartitionReassignmentState(seq(1, 2, 3), seq(1, 2, 4), false)); + + assertEquals( + "Status of partition reassignment:\n" + Review Comment: Replaced with `System.lineSeparator()` -- This is an automated message from the Apache Git Service. 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