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.TopicPartition;
  import org.apache.kafka.common.protocol.Errors;
  
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  
  import java.util.Collections;
  import java.util.EnumMap;
  import java.util.HashMap;
  import java.util.Map;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  
  public class WriteTxnMarkersResponseTest {
  
      private static final long PRODUCER_ID_ONE = 1L;
      private static final long PRODUCER_ID_TWO = 2L;
  
      private static final TopicPartition TP_1 = new TopicPartition("topic", 1);
      private static final TopicPartition TP_2 = new TopicPartition("topic", 2);
  
      private static final Errors PID_ONE_ERROR = Errors.UNKNOWN_PRODUCER_ID;
      private static final Errors PID_TWO_ERROR = Errors.INVALID_PRODUCER_EPOCH;
  
      private static Map<Long, Map<TopicPartition, Errors>> errorMap;
  
      @BeforeEach
      public void setUp() {
          errorMap = new HashMap<>();
          errorMap.put(PRODUCER_ID_ONE, Collections.singletonMap(TP_1, PID_ONE_ERROR));
          errorMap.put(PRODUCER_ID_TWO, Collections.singletonMap(TP_2, PID_TWO_ERROR));
      }
  
      @Test
      public void testConstructor() {
          Map<Errors, Integer> expectedErrorCounts = new EnumMap<>(Errors.class);
          expectedErrorCounts.put(Errors.UNKNOWN_PRODUCER_ID, 1);
          expectedErrorCounts.put(Errors.INVALID_PRODUCER_EPOCH, 1);
          WriteTxnMarkersResponse response = new WriteTxnMarkersResponse(errorMap);
          assertEquals(expectedErrorCounts, response.errorCounts());
          assertEquals(Collections.singletonMap(TP_1, PID_ONE_ERROR), response.errorsByProducerId().get(PRODUCER_ID_ONE));
          assertEquals(Collections.singletonMap(TP_2, PID_TWO_ERROR), response.errorsByProducerId().get(PRODUCER_ID_TWO));
      }
  }
  