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.common.requests;
  
  import org.apache.kafka.common.errors.UnsupportedVersionException;
  import org.apache.kafka.common.message.OffsetForLeaderEpochRequestData.OffsetForLeaderTopicCollection;
  import org.apache.kafka.common.protocol.ApiKeys;
  
  import org.junit.jupiter.api.Test;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertThrows;
  
  public class OffsetsForLeaderEpochRequestTest {
  
      @Test
      public void testForConsumerRequiresVersion3() {
          OffsetsForLeaderEpochRequest.Builder builder = OffsetsForLeaderEpochRequest.Builder.forConsumer(new OffsetForLeaderTopicCollection());
          for (short version = 0; version < 3; version++) {
              final short v = version;
              assertThrows(UnsupportedVersionException.class, () -> builder.build(v));
          }
  
          for (short version = 3; version <= ApiKeys.OFFSET_FOR_LEADER_EPOCH.latestVersion(); version++) {
              OffsetsForLeaderEpochRequest request = builder.build(version);
              assertEquals(OffsetsForLeaderEpochRequest.CONSUMER_REPLICA_ID, request.replicaId());
          }
      }
  
      @Test
      public void testForFollower() {
          short version = 4;
          int replicaId = 1;
          OffsetsForLeaderEpochRequest.Builder builder = OffsetsForLeaderEpochRequest.Builder.forFollower(
                  new OffsetForLeaderTopicCollection(), replicaId);
          OffsetsForLeaderEpochRequest request = builder.build();
          OffsetsForLeaderEpochRequest parsed = OffsetsForLeaderEpochRequest.parse(request.serialize(), version);
          assertEquals(replicaId, parsed.replicaId());
      }
  }
  