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.producer;
  
  import org.junit.jupiter.api.Test;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertNotEquals;
  import static org.junit.jupiter.api.Assertions.fail;
  
  public class ProducerRecordTest {
  
      @Test
      public void testEqualsAndHashCode() {
          ProducerRecord<String, Integer> producerRecord = new ProducerRecord<>("test", 1, "key", 1);
          assertEquals(producerRecord, producerRecord);
          assertEquals(producerRecord.hashCode(), producerRecord.hashCode());
  
          ProducerRecord<String, Integer> equalRecord = new ProducerRecord<>("test", 1, "key", 1);
          assertEquals(producerRecord, equalRecord);
          assertEquals(producerRecord.hashCode(), equalRecord.hashCode());
  
          ProducerRecord<String, Integer> topicMisMatch = new ProducerRecord<>("test-1", 1, "key", 1);
          assertNotEquals(producerRecord, topicMisMatch);
  
          ProducerRecord<String, Integer> partitionMismatch = new ProducerRecord<>("test", 2, "key", 1);
          assertNotEquals(producerRecord, partitionMismatch);
  
          ProducerRecord<String, Integer> keyMisMatch = new ProducerRecord<>("test", 1, "key-1", 1);
          assertNotEquals(producerRecord, keyMisMatch);
  
          ProducerRecord<String, Integer> valueMisMatch = new ProducerRecord<>("test", 1, "key", 2);
          assertNotEquals(producerRecord, valueMisMatch);
  
          ProducerRecord<String, Integer> nullFieldsRecord = new ProducerRecord<>("topic", null, null, null, null, null);
          assertEquals(nullFieldsRecord, nullFieldsRecord);
          assertEquals(nullFieldsRecord.hashCode(), nullFieldsRecord.hashCode());
      }
  
      @Test
      public void testInvalidRecords() {
          try {
              new ProducerRecord<>(null, 0, "key", 1);
              fail("Expected IllegalArgumentException to be raised because topic is null");
          } catch (IllegalArgumentException e) {
              //expected
          }
  
          try {
              new ProducerRecord<>("test", 0, -1L, "key", 1);
              fail("Expected IllegalArgumentException to be raised because of negative timestamp");
          } catch (IllegalArgumentException e) {
              //expected
          }
  
          try {
              new ProducerRecord<>("test", -1, "key", 1);
              fail("Expected IllegalArgumentException to be raised because of negative partition");
          } catch (IllegalArgumentException e) {
              //expected
          }
      }
  
  }
  