/*
* 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.hamcrest.BaseMatcher;
import org.hamcrest.Description;
import org.junit.Test;
import static org.hamcrest.CoreMatchers.is;
import static org.hamcrest.MatcherAssert.assertThat;
public class WallclockTimestampExtractorTest {
@Test
public void extractSystemTimestamp() {
final TimestampExtractor extractor = new WallclockTimestampExtractor();
final long before = System.currentTimeMillis();
final long timestamp = extractor.extract(new ConsumerRecord<>("anyTopic", 0, 0, null, null), 42);
final long after = System.currentTimeMillis();
assertThat(timestamp, is(new InBetween(before, after)));
}
private static class InBetween extends BaseMatcher<Long> {
private final long before;
private final long after;
public InBetween(long before, long after) {
this.before = before;
this.after = after;
}
@Override
public boolean matches(Object item) {
final long timestamp = (Long) item;
return before <= timestamp && timestamp <= after;
}
@Override
public void describeMismatch(Object item, Description mismatchDescription) {}
@Override
public void describeTo(Description description) {}
}
}