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.streams.processor;
  
  import org.apache.kafka.clients.consumer.ConsumerRecord;
  import org.apache.kafka.common.header.internals.RecordHeaders;
  import org.apache.kafka.common.record.TimestampType;
  
  import java.util.Optional;
  
  import static org.hamcrest.CoreMatchers.is;
  import static org.hamcrest.MatcherAssert.assertThat;
  
  class TimestampExtractorTest {
  
      void testExtractMetadataTimestamp(final TimestampExtractor extractor) {
          final long metadataTimestamp = 42;
  
          final long timestamp = extractor.extract(
              new ConsumerRecord<>(
                  "anyTopic",
                  0,
                  0,
                  metadataTimestamp,
                  TimestampType.NO_TIMESTAMP_TYPE,
                  0,
                  0,
                  null,
                  null,
                  new RecordHeaders(),
                  Optional.empty()),
              0
          );
  
          assertThat(timestamp, is(metadataTimestamp));
      }
  
  }
  