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.Uuid;
  import org.apache.kafka.common.errors.UnsupportedVersionException;
  import org.apache.kafka.common.message.OffsetFetchRequestData;
  import org.apache.kafka.common.message.OffsetFetchResponseData;
  import org.apache.kafka.common.protocol.ApiKeys;
  import org.apache.kafka.common.protocol.Errors;
  import org.apache.kafka.common.record.RecordBatch;
  import org.apache.kafka.common.utils.annotation.ApiKeyVersionsSource;
  
  import org.junit.jupiter.params.ParameterizedTest;
  
  import java.util.List;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertThrows;
  
  public class OffsetFetchRequestTest {
      @ParameterizedTest
      @ApiKeyVersionsSource(apiKey = ApiKeys.OFFSET_FETCH)
      public void testWithMultipleGroups(short version) {
          var data = new OffsetFetchRequestData()
              .setGroups(List.of(
                  new OffsetFetchRequestData.OffsetFetchRequestGroup()
                      .setGroupId("grp1")
                      .setTopics(List.of(
                          new OffsetFetchRequestData.OffsetFetchRequestTopics()
                              .setName("foo")
                              .setTopicId(Uuid.randomUuid())
                              .setPartitionIndexes(List.of(0, 1, 2))
                      )),
                  new OffsetFetchRequestData.OffsetFetchRequestGroup()
                      .setGroupId("grp2")
                      .setTopics(List.of(
                          new OffsetFetchRequestData.OffsetFetchRequestTopics()
                              .setName("bar")
                              .setTopicId(Uuid.randomUuid())
                              .setPartitionIndexes(List.of(0, 1, 2))
                      ))
              ));
          var builder = OffsetFetchRequest.Builder.forTopicIdsOrNames(data, false, true);
  
          if (version < 8) {
              assertThrows(OffsetFetchRequest.NoBatchedOffsetFetchRequestException.class, () -> builder.build(version));
          } else {
              assertEquals(data, builder.build(version).data());
          }
      }
  
      @ParameterizedTest
      @ApiKeyVersionsSource(apiKey = ApiKeys.OFFSET_FETCH)
      public void testThrowOnFetchStableOffsetsUnsupported(short version) {
          var builder = OffsetFetchRequest.Builder.forTopicIdsOrNames(
              new OffsetFetchRequestData()
                  .setRequireStable(true)
                  .setGroups(List.of(
                      new OffsetFetchRequestData.OffsetFetchRequestGroup()
                          .setGroupId("grp1")
                          .setTopics(List.of(
                              new OffsetFetchRequestData.OffsetFetchRequestTopics()
                                  .setName("foo")
                                  .setTopicId(Uuid.randomUuid())
                                  .setPartitionIndexes(List.of(0, 1, 2))
                          ))
                  )),
              true,
              true
          );
  
          if (version < 7) {
              assertThrows(UnsupportedVersionException.class, () -> builder.build(version));
          } else {
              builder.build(version);
          }
      }
  
      @ParameterizedTest
      @ApiKeyVersionsSource(apiKey = ApiKeys.OFFSET_FETCH)
      public void testSingleGroup(short version) {
          var data = new OffsetFetchRequestData()
              .setGroups(List.of(
                  new OffsetFetchRequestData.OffsetFetchRequestGroup()
                      .setGroupId("grp1")
                      .setTopics(List.of(
                          new OffsetFetchRequestData.OffsetFetchRequestTopics()
                              .setName("foo")
                              .setTopicId(Uuid.randomUuid())
                              .setPartitionIndexes(List.of(0, 1, 2))
                      ))
              ));
          var builder = OffsetFetchRequest.Builder.forTopicIdsOrNames(data, false, true);
  
          if (version < 8) {
              var expectedRequest = new OffsetFetchRequestData()
                  .setGroupId("grp1")
                  .setTopics(List.of(
                      new OffsetFetchRequestData.OffsetFetchRequestTopic()
                          .setName("foo")
                          .setPartitionIndexes(List.of(0, 1, 2))
                  ));
              assertEquals(expectedRequest, builder.build(version).data());
          } else {
              assertEquals(data, builder.build(version).data());
          }
      }
  
      @ParameterizedTest
      @ApiKeyVersionsSource(apiKey = ApiKeys.OFFSET_FETCH)
      public void testSingleGroupWithAllTopics(short version) {
          var data = new OffsetFetchRequestData()
              .setGroups(List.of(
                  new OffsetFetchRequestData.OffsetFetchRequestGroup()
                      .setGroupId("grp1")
                      .setTopics(null)
              ));
          var builder = OffsetFetchRequest.Builder.forTopicIdsOrNames(data, false, true);
  
          if (version < 2) {
              assertThrows(UnsupportedVersionException.class, () -> builder.build(version));
          } else if (version < 8) {
              var expectedRequest = new OffsetFetchRequestData()
                  .setGroupId("grp1")
                  .setTopics(null);
              assertEquals(expectedRequest, builder.build(version).data());
          } else {
              assertEquals(data, builder.build(version).data());
          }
      }
  
      @ParameterizedTest
      @ApiKeyVersionsSource(apiKey = ApiKeys.OFFSET_FETCH)
      public void testGetErrorResponse(short version) {
          var request = OffsetFetchRequest.Builder.forTopicIdsOrNames(
              new OffsetFetchRequestData()
                  .setGroups(List.of(
                      new OffsetFetchRequestData.OffsetFetchRequestGroup()
                          .setGroupId("grp1")
                          .setTopics(List.of(
                              new OffsetFetchRequestData.OffsetFetchRequestTopics()
                                  .setName("foo")
                                  .setTopicId(Uuid.randomUuid())
                                  .setPartitionIndexes(List.of(0, 1))
                          ))
                  )),
              false,
              true
          ).build(version);
  
          if (version < 2) {
              var expectedResponse = new OffsetFetchResponseData()
                  .setThrottleTimeMs(1000)
                  .setTopics(List.of(
                      new OffsetFetchResponseData.OffsetFetchResponseTopic()
                          .setName("foo")
                          .setPartitions(List.of(
                              new OffsetFetchResponseData.OffsetFetchResponsePartition()
                                  .setPartitionIndex(0)
                                  .setErrorCode(Errors.INVALID_GROUP_ID.code())
                                  .setCommittedOffset(OffsetFetchResponse.INVALID_OFFSET)
                                  .setMetadata(OffsetFetchResponse.NO_METADATA)
                                  .setCommittedLeaderEpoch(RecordBatch.NO_PARTITION_LEADER_EPOCH),
                              new OffsetFetchResponseData.OffsetFetchResponsePartition()
                                  .setPartitionIndex(1)
                                  .setErrorCode(Errors.INVALID_GROUP_ID.code())
                                  .setCommittedOffset(OffsetFetchResponse.INVALID_OFFSET)
                                  .setMetadata(OffsetFetchResponse.NO_METADATA)
                                  .setCommittedLeaderEpoch(RecordBatch.NO_PARTITION_LEADER_EPOCH)
                          ))
                  ));
              assertEquals(expectedResponse, request.getErrorResponse(1000, Errors.INVALID_GROUP_ID.exception()).data());
          } else if (version < 8) {
              var expectedResponse = new OffsetFetchResponseData()
                  .setThrottleTimeMs(1000)
                  .setErrorCode(Errors.INVALID_GROUP_ID.code());
              assertEquals(expectedResponse, request.getErrorResponse(1000, Errors.INVALID_GROUP_ID.exception()).data());
          } else {
              var expectedResponse = new OffsetFetchResponseData()
                  .setThrottleTimeMs(1000)
                  .setGroups(List.of(
                      new OffsetFetchResponseData.OffsetFetchResponseGroup()
                          .setGroupId("grp1")
                          .setErrorCode(Errors.INVALID_GROUP_ID.code())
                  ));
              assertEquals(expectedResponse, request.getErrorResponse(1000, Errors.INVALID_GROUP_ID.exception()).data());
          }
      }
  
      @ParameterizedTest
      @ApiKeyVersionsSource(apiKey = ApiKeys.OFFSET_FETCH)
      public void testGroups(short version) {
          var request = OffsetFetchRequest.Builder.forTopicIdsOrNames(
              new OffsetFetchRequestData()
                  .setGroups(List.of(
                      new OffsetFetchRequestData.OffsetFetchRequestGroup()
                          .setGroupId("grp1")
                          .setTopics(List.of(
                              new OffsetFetchRequestData.OffsetFetchRequestTopics()
                                  .setName("foo")
                                  .setTopicId(Uuid.randomUuid())
                                  .setPartitionIndexes(List.of(0, 1, 2))
                          ))
                  )),
              false,
              true
          ).build(version);
  
          if (version < 8) {
              var expectedGroups = List.of(
                  new OffsetFetchRequestData.OffsetFetchRequestGroup()
                      .setGroupId("grp1")
                      .setTopics(List.of(
                          new OffsetFetchRequestData.OffsetFetchRequestTopics()
                              .setName("foo")
                              .setPartitionIndexes(List.of(0, 1, 2))
                      ))
              );
              assertEquals(expectedGroups, request.groups());
          } else {
              assertEquals(request.data().groups(), request.groups());
          }
      }
  
      @ParameterizedTest
      @ApiKeyVersionsSource(apiKey = ApiKeys.OFFSET_FETCH, fromVersion = 2)
      public void testGroupsWithAllTopics(short version) {
          var request = OffsetFetchRequest.Builder.forTopicIdsOrNames(
              new OffsetFetchRequestData()
                  .setGroups(List.of(
                      new OffsetFetchRequestData.OffsetFetchRequestGroup()
                          .setGroupId("grp1")
                          .setTopics(null)
                  )),
              false,
              true
          ).build(version);
  
          if (version < 8) {
              var expectedGroups = List.of(
                  new OffsetFetchRequestData.OffsetFetchRequestGroup()
                      .setGroupId("grp1")
                      .setTopics(null)
              );
              assertEquals(expectedGroups, request.groups());
          } else {
              assertEquals(request.data().groups(), request.groups());
          }
      }
  }
  