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.connect.source;
  
  import org.apache.kafka.connect.data.Schema;
  import org.apache.kafka.connect.data.Values;
  import org.apache.kafka.connect.header.ConnectHeaders;
  import org.apache.kafka.connect.header.Header;
  import org.apache.kafka.connect.header.Headers;
  
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  
  import java.util.Collections;
  import java.util.Map;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertFalse;
  import static org.junit.jupiter.api.Assertions.assertNotEquals;
  import static org.junit.jupiter.api.Assertions.assertNotNull;
  import static org.junit.jupiter.api.Assertions.assertNotSame;
  import static org.junit.jupiter.api.Assertions.assertSame;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  public class SourceRecordTest {
  
      private static final Map<String, ?> SOURCE_PARTITION = Collections.singletonMap("src", "abc");
      private static final Map<String, ?> SOURCE_OFFSET = Collections.singletonMap("offset", "1");
      private static final String TOPIC_NAME = "myTopic";
      private static final Integer PARTITION_NUMBER = 0;
      private static final Long KAFKA_TIMESTAMP = 0L;
  
      private SourceRecord record;
  
      @BeforeEach
      public void beforeEach() {
          record = new SourceRecord(SOURCE_PARTITION, SOURCE_OFFSET, TOPIC_NAME, PARTITION_NUMBER, Schema.STRING_SCHEMA, "key",
                                    Schema.BOOLEAN_SCHEMA, false, KAFKA_TIMESTAMP, null);
      }
  
      @Test
      public void shouldCreateSinkRecordWithHeaders() {
          Headers headers = new ConnectHeaders().addString("h1", "hv1").addBoolean("h2", true);
          record = new SourceRecord(SOURCE_PARTITION, SOURCE_OFFSET, TOPIC_NAME, PARTITION_NUMBER, Schema.STRING_SCHEMA, "key",
                                    Schema.BOOLEAN_SCHEMA, false, KAFKA_TIMESTAMP, headers);
          assertNotNull(record.headers());
          assertSame(headers, record.headers());
          assertFalse(record.headers().isEmpty());
      }
  
      @Test
      public void shouldCreateSinkRecordWithEmptyHeaders() {
          assertEquals(SOURCE_PARTITION, record.sourcePartition());
          assertEquals(SOURCE_OFFSET, record.sourceOffset());
          assertEquals(TOPIC_NAME, record.topic());
          assertEquals(PARTITION_NUMBER, record.kafkaPartition());
          assertEquals(Schema.STRING_SCHEMA, record.keySchema());
          assertEquals("key", record.key());
          assertEquals(Schema.BOOLEAN_SCHEMA, record.valueSchema());
          assertEquals(false, record.value());
          assertEquals(KAFKA_TIMESTAMP, record.timestamp());
          assertNotNull(record.headers());
          assertTrue(record.headers().isEmpty());
      }
  
      @Test
      public void shouldDuplicateRecordAndCloneHeaders() {
          SourceRecord duplicate = record.newRecord(TOPIC_NAME, PARTITION_NUMBER, Schema.STRING_SCHEMA, "key", Schema.BOOLEAN_SCHEMA, false,
                                                    KAFKA_TIMESTAMP);
  
          assertEquals(SOURCE_PARTITION, duplicate.sourcePartition());
          assertEquals(SOURCE_OFFSET, duplicate.sourceOffset());
          assertEquals(TOPIC_NAME, duplicate.topic());
          assertEquals(PARTITION_NUMBER, duplicate.kafkaPartition());
          assertEquals(Schema.STRING_SCHEMA, duplicate.keySchema());
          assertEquals("key", duplicate.key());
          assertEquals(Schema.BOOLEAN_SCHEMA, duplicate.valueSchema());
          assertEquals(false, duplicate.value());
          assertEquals(KAFKA_TIMESTAMP, duplicate.timestamp());
          assertNotNull(duplicate.headers());
          assertTrue(duplicate.headers().isEmpty());
          assertNotSame(record.headers(), duplicate.headers());
          assertEquals(record.headers(), duplicate.headers());
      }
  
      @Test
      public void shouldDuplicateRecordUsingNewHeaders() {
          Headers newHeaders = new ConnectHeaders().addString("h3", "hv3");
          SourceRecord duplicate = record.newRecord(TOPIC_NAME, PARTITION_NUMBER, Schema.STRING_SCHEMA, "key", Schema.BOOLEAN_SCHEMA, false,
                                                    KAFKA_TIMESTAMP, newHeaders);
  
          assertEquals(SOURCE_PARTITION, duplicate.sourcePartition());
          assertEquals(SOURCE_OFFSET, duplicate.sourceOffset());
          assertEquals(TOPIC_NAME, duplicate.topic());
          assertEquals(PARTITION_NUMBER, duplicate.kafkaPartition());
          assertEquals(Schema.STRING_SCHEMA, duplicate.keySchema());
          assertEquals("key", duplicate.key());
          assertEquals(Schema.BOOLEAN_SCHEMA, duplicate.valueSchema());
          assertEquals(false, duplicate.value());
          assertEquals(KAFKA_TIMESTAMP, duplicate.timestamp());
          assertNotNull(duplicate.headers());
          assertEquals(newHeaders, duplicate.headers());
          assertSame(newHeaders, duplicate.headers());
          assertNotSame(record.headers(), duplicate.headers());
          assertNotEquals(record.headers(), duplicate.headers());
      }
  
      @Test
      public void shouldModifyRecordHeader() {
          assertTrue(record.headers().isEmpty());
          record.headers().addInt("intHeader", 100);
          assertEquals(1, record.headers().size());
          Header header = record.headers().lastWithName("intHeader");
          assertEquals(100, (int) Values.convertToInteger(header.schema(), header.value()));
      }
  }