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Akka 27103/streams zip all #27103

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eyalfa 2019-07-05 17:40:06 +03:00 • committed by Johan Andrén
parent 98865d7fb6
commit 14c02302bc
11 changed files with 355 additions and 5 deletions
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31
akka-stream-tests/src/test/java/akka/stream/javadsl/FlowTest.java
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@ -23,6 +23,7 @@ import org.junit.ClassRule;
import org.junit.Test;
import org.reactivestreams.Publisher;
import akka.testkit.AkkaJUnitActorSystemResource;
import scala.Tuple2;
import java.util.*;
import java.util.function.Supplier;
@ -548,6 +549,36 @@ public class FlowTest extends StreamTest {
assertEquals(expected, output);
}
@Test
public void mustBeAbleToUseZipAll() {
final TestKit probe = new TestKit(system);
final Iterable<String> input1 = Arrays.asList("A", "B", "C");
final Iterable<Integer> input2 = Arrays.asList(1, 2, 3, 4);
Source<String, NotUsed> src1 = Source.from(input1);
Source<Integer, NotUsed> src2 = Source.from(input2);
Sink<Pair<String, Integer>, CompletionStage<Done>> sink =
Sink.foreach(
new Procedure<Pair<String, Integer>>() {
@Override
public void apply(Pair<String, Integer> param) throws Exception {
probe.getRef().tell(param, ActorRef.noSender());
}
});
Flow<String, Pair<String, Integer>, NotUsed> fl =
Flow.<String>create().zipAll(src2, "MISSING", -1);
src1.via(fl).runWith(sink, materializer);
List<Object> output = probe.receiveN(4);
List<Pair<String, Integer>> expected =
Arrays.asList(
new Pair<String, Integer>("A", 1),
new Pair<String, Integer>("B", 2),
new Pair<String, Integer>("C", 3),
new Pair<String, Integer>("MISSING", 4));
assertEquals(expected, output);
}
@Test
public void mustBeAbleToUseConcat() {
final TestKit probe = new TestKit(system);