content: /*
   * 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.metadata;
  
  import org.apache.kafka.common.Uuid;
  import org.apache.kafka.common.message.AssignReplicasToDirsRequestData;
  import org.apache.kafka.server.common.TopicIdPartition;
  
  import org.junit.jupiter.api.Test;
  
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  
  public class AssignmentsHelperTest {
  
      private static final Uuid TOPIC_1 = Uuid.fromString("tJU174w8QiSXLimIdtUKKg");
      private static final Uuid TOPIC_2 = Uuid.fromString("3vHa6oVIRKOmm0VYhGzTJQ");
      private static final Uuid DIR_1 = Uuid.fromString("Nm6KAvyxQNS63HyB4yRsTQ");
      private static final Uuid DIR_2 = Uuid.fromString("l3Rv0JxcRLCQ6rLoGbYUgQ");
      private static final Uuid DIR_3 = Uuid.fromString("ILABYpv3SKOBjqws4SR8Ww");
  
      @Test
      public void testBuildRequestData() {
          Map<TopicIdPartition, Uuid> assignment = new HashMap<TopicIdPartition, Uuid>() {{
                  put(new TopicIdPartition(TOPIC_1, 1), DIR_1);
                  put(new TopicIdPartition(TOPIC_1, 2), DIR_2);
                  put(new TopicIdPartition(TOPIC_1, 3), DIR_3);
                  put(new TopicIdPartition(TOPIC_1, 4), DIR_1);
                  put(new TopicIdPartition(TOPIC_2, 5), DIR_2);
              }};
          AssignReplicasToDirsRequestData built = AssignmentsHelper.buildRequestData(8, 100L, assignment);
          AssignReplicasToDirsRequestData expected = new AssignReplicasToDirsRequestData()
                  .setBrokerId(8)
                  .setBrokerEpoch(100L)
                  .setDirectories(List.of(
                          new AssignReplicasToDirsRequestData.DirectoryData()
                                  .setId(DIR_2)
                                  .setTopics(List.of(
                                          new AssignReplicasToDirsRequestData.TopicData()
                                                  .setTopicId(TOPIC_1)
                                                  .setPartitions(List.of(
                                                          new AssignReplicasToDirsRequestData.PartitionData()
                                                                  .setPartitionIndex(2)
                                                  )),
                                          new AssignReplicasToDirsRequestData.TopicData()
                                                  .setTopicId(TOPIC_2)
                                                  .setPartitions(List.of(
                                                          new AssignReplicasToDirsRequestData.PartitionData()
                                                                  .setPartitionIndex(5)
                                                  ))
                                  )),
                          new AssignReplicasToDirsRequestData.DirectoryData()
                                  .setId(DIR_3)
                                  .setTopics(List.of(
                                          new AssignReplicasToDirsRequestData.TopicData()
                                                  .setTopicId(TOPIC_1)
                                                  .setPartitions(List.of(
                                                          new AssignReplicasToDirsRequestData.PartitionData()
                                                                  .setPartitionIndex(3)
                                                  ))
                                  )),
                          new AssignReplicasToDirsRequestData.DirectoryData()
                                  .setId(DIR_1)
                                  .setTopics(List.of(
                                          new AssignReplicasToDirsRequestData.TopicData()
                                                  .setTopicId(TOPIC_1)
                                                  .setPartitions(List.of(
                                                          new AssignReplicasToDirsRequestData.PartitionData()
                                                                  .setPartitionIndex(4),
                                                          new AssignReplicasToDirsRequestData.PartitionData()
                                                                  .setPartitionIndex(1)
                                                  ))
                                  ))
                  ));
          assertEquals(AssignmentsHelper.normalize(expected), AssignmentsHelper.normalize(built));
      }
  }
  