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.tiered.storage.actions;
  
  import org.apache.kafka.clients.admin.ListOffsetsResult;
  import org.apache.kafka.clients.admin.OffsetSpec;
  import org.apache.kafka.common.TopicPartition;
  import org.apache.kafka.storage.internals.log.EpochEntry;
  import org.apache.kafka.tiered.storage.TieredStorageTestAction;
  import org.apache.kafka.tiered.storage.TieredStorageTestContext;
  
  import java.io.PrintStream;
  import java.util.Map;
  import java.util.concurrent.ExecutionException;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertFalse;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  public final class ExpectListOffsetsAction implements TieredStorageTestAction {
  
      private final TopicPartition partition;
      private final OffsetSpec spec;
      private final EpochEntry expected;
  
      public ExpectListOffsetsAction(TopicPartition partition,
                                     OffsetSpec spec,
                                     EpochEntry expected) {
          this.partition = partition;
          this.spec = spec;
          this.expected = expected;
      }
  
      @Override
      public void doExecute(TieredStorageTestContext context) throws InterruptedException, ExecutionException {
          ListOffsetsResult.ListOffsetsResultInfo listOffsetsResult = context.admin()
                  .listOffsets(Map.of(partition, spec))
                  .all()
                  .get()
                  .get(partition);
          assertEquals(expected.startOffset, listOffsetsResult.offset());
          if (expected.epoch != -1) {
              assertTrue(listOffsetsResult.leaderEpoch().isPresent());
              assertEquals(expected.epoch, listOffsetsResult.leaderEpoch().get());
          } else {
              assertFalse(listOffsetsResult.leaderEpoch().isPresent());
          }
      }
  
      @Override
      public void describe(PrintStream output) {
          output.printf("expect-list-offsets partition: %s, spec: %s, expected-epoch-and-offset: %s%n",
                  partition, spec, expected);
      }
  }
  