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.clients.admin;
  
  import org.apache.kafka.common.TopicPartition;
  import org.apache.kafka.common.errors.GroupAuthorizationException;
  import org.apache.kafka.common.errors.UnknownTopicOrPartitionException;
  import org.apache.kafka.common.internals.KafkaFutureImpl;
  import org.apache.kafka.common.protocol.Errors;
  import org.apache.kafka.test.TestUtils;
  
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  
  import java.util.HashMap;
  import java.util.HashSet;
  import java.util.Map;
  import java.util.Set;
  import java.util.concurrent.ExecutionException;
  
  import static org.junit.jupiter.api.Assertions.assertFalse;
  import static org.junit.jupiter.api.Assertions.assertNull;
  import static org.junit.jupiter.api.Assertions.assertThrows;
  
  public class DeleteConsumerGroupOffsetsResultTest {
  
      private final String topic = "topic";
      private final TopicPartition tpZero = new TopicPartition(topic, 0);
      private final TopicPartition tpOne = new TopicPartition(topic, 1);
      private Set<TopicPartition> partitions;
      private Map<TopicPartition, Errors> errorsMap;
  
      private KafkaFutureImpl<Map<TopicPartition, Errors>> partitionFutures;
  
      @BeforeEach
      public void setUp() {
          partitionFutures = new KafkaFutureImpl<>();
          partitions = new HashSet<>();
          partitions.add(tpZero);
          partitions.add(tpOne);
  
          errorsMap = new HashMap<>();
          errorsMap.put(tpZero, Errors.NONE);
          errorsMap.put(tpOne, Errors.UNKNOWN_TOPIC_OR_PARTITION);
      }
  
      @Test
      public void testTopLevelErrorConstructor() {
          partitionFutures.completeExceptionally(Errors.GROUP_AUTHORIZATION_FAILED.exception());
          DeleteConsumerGroupOffsetsResult topLevelErrorResult =
              new DeleteConsumerGroupOffsetsResult(partitionFutures, partitions);
          TestUtils.assertFutureThrows(GroupAuthorizationException.class, topLevelErrorResult.all());
      }
  
      @Test
      public void testPartitionLevelErrorConstructor() throws ExecutionException, InterruptedException {
          createAndVerifyPartitionLevelError();
      }
  
      @Test
      public void testPartitionMissingInResponseErrorConstructor() throws InterruptedException, ExecutionException {
          errorsMap.remove(tpOne);
          partitionFutures.complete(errorsMap);
          assertFalse(partitionFutures.isCompletedExceptionally());
          DeleteConsumerGroupOffsetsResult missingPartitionResult =
              new DeleteConsumerGroupOffsetsResult(partitionFutures, partitions);
  
          TestUtils.assertFutureThrows(IllegalArgumentException.class, missingPartitionResult.all());
          assertNull(missingPartitionResult.partitionResult(tpZero).get());
          TestUtils.assertFutureThrows(IllegalArgumentException.class, missingPartitionResult.partitionResult(tpOne));
      }
  
      @Test
      public void testPartitionMissingInRequestErrorConstructor() throws InterruptedException, ExecutionException {
          DeleteConsumerGroupOffsetsResult partitionLevelErrorResult = createAndVerifyPartitionLevelError();
          assertThrows(IllegalArgumentException.class, () -> partitionLevelErrorResult.partitionResult(new TopicPartition("invalid-topic", 0)));
      }
  
      @Test
      public void testNoErrorConstructor() throws ExecutionException, InterruptedException {
          Map<TopicPartition, Errors> errorsMap = new HashMap<>();
          errorsMap.put(tpZero, Errors.NONE);
          errorsMap.put(tpOne, Errors.NONE);
          DeleteConsumerGroupOffsetsResult noErrorResult =
              new DeleteConsumerGroupOffsetsResult(partitionFutures, partitions);
          partitionFutures.complete(errorsMap);
  
          assertNull(noErrorResult.all().get());
          assertNull(noErrorResult.partitionResult(tpZero).get());
          assertNull(noErrorResult.partitionResult(tpOne).get());
      }
  
      private DeleteConsumerGroupOffsetsResult createAndVerifyPartitionLevelError() throws InterruptedException, ExecutionException {
          partitionFutures.complete(errorsMap);
          assertFalse(partitionFutures.isCompletedExceptionally());
          DeleteConsumerGroupOffsetsResult partitionLevelErrorResult =
              new DeleteConsumerGroupOffsetsResult(partitionFutures, partitions);
  
          TestUtils.assertFutureThrows(UnknownTopicOrPartitionException.class, partitionLevelErrorResult.all());
          assertNull(partitionLevelErrorResult.partitionResult(tpZero).get());
          TestUtils.assertFutureThrows(UnknownTopicOrPartitionException.class, partitionLevelErrorResult.partitionResult(tpOne));
          return partitionLevelErrorResult;
      }
  }
  