pekko/akka-stream-tests/src/test/java/akka/stream/io/SinkAsJavaSourceTest.java
2016-04-29 23:31:56 -04:00

39 lines
1.3 KiB
Java

/**
* Copyright (C) 2015-2016 Lightbend Inc. <http://www.lightbend.com>
*/
package akka.stream.io;
import akka.stream.StreamTest;
import akka.stream.javadsl.AkkaJUnitActorSystemResource;
import akka.stream.javadsl.Sink;
import akka.stream.javadsl.Source;
import akka.stream.javadsl.StreamConverters;
import akka.stream.testkit.Utils;
import org.junit.ClassRule;
import org.junit.Test;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import static org.junit.Assert.assertEquals;
public class SinkAsJavaSourceTest extends StreamTest {
public SinkAsJavaSourceTest() {
super(actorSystemResource);
}
@ClassRule
public static AkkaJUnitActorSystemResource actorSystemResource = new AkkaJUnitActorSystemResource("OutputStreamSource",
Utils.UnboundedMailboxConfig());
@Test
public void mustBeAbleToUseAsJavaStream() throws Exception {
final List<Integer> list = Arrays.asList(1, 2, 3);
final Sink<Integer, Stream<Integer>> streamSink = StreamConverters.asJavaStream();
java.util.stream.Stream<Integer> javaStream= Source.from(list).runWith(streamSink, materializer);
assertEquals(list, javaStream.collect(Collectors.toList()));
}
}