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+str #18411 add FlowOps.zip/zipWith/merge/concat operators

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This commit is contained in:
Alexander Golubev 2015-09-21 08:10:45 -04:00
parent ecd6b9e825
commit 993e545e99
15 changed files with 901 additions and 294 deletions
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55
akka-stream-tests/src/test/java/akka/stream/javadsl/FlowTest.java
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@ -613,4 +613,59 @@ public class FlowTest extends StreamTest {
}
@Test
public void mustBeAbleToUseZipWith() throws Exception {
final JavaTestKit probe = new JavaTestKit(system);
final Iterable<String> input1 = Arrays.asList("A", "B", "C");
final Iterable<String> input2 = Arrays.asList("D", "E", "F");
Source.from(input1).via(Flow.of(String.class).zipWith(Source.from(input2), new Function2<String, String, String>() {
public String apply(String s1, String s2) {
return s1 + "-" + s2;
}
})).runForeach(new Procedure<String>() {
public void apply(String elem) {
probe.getRef().tell(elem, ActorRef.noSender());
}
}, materializer);
probe.expectMsgEquals("A-D");
probe.expectMsgEquals("B-E");
probe.expectMsgEquals("C-F");
}
@Test
public void mustBeAbleToUseZip2() throws Exception {
final JavaTestKit probe = new JavaTestKit(system);
final Iterable<String> input1 = Arrays.asList("A", "B", "C");
final Iterable<String> input2 = Arrays.asList("D", "E", "F");
Source.from(input1).via(Flow.of(String.class).zip(Source.from(input2)))
.runForeach(new Procedure<Pair<String, String>>() {
public void apply(Pair<String, String> elem) {
probe.getRef().tell(elem, ActorRef.noSender());
}
}, materializer);
probe.expectMsgEquals(new Pair<String,String>("A", "D"));
probe.expectMsgEquals(new Pair<String,String>("B", "E"));
probe.expectMsgEquals(new Pair<String,String>("C", "F"));
}
@Test
public void mustBeAbleToUseMerge2() {
final JavaTestKit probe = new JavaTestKit(system);
final Iterable<String> input1 = Arrays.asList("A", "B", "C");
final Iterable<String> input2 = Arrays.asList("D", "E", "F");
Source.from(input1).via(Flow.of(String.class).merge(Source.from(input2)))
.runForeach(new Procedure<String>() {
public void apply(String elem) {
probe.getRef().tell(elem, ActorRef.noSender());
}
}, materializer);
probe.expectMsgAllOf("A", "B", "C", "D", "E", "F");
}
}