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import java.util.concurrent.Executors; |
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import java.util.concurrent.Flow; |
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import java.util.concurrent.ForkJoinPool; |
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import java.util.concurrent.LinkedBlockingQueue; |
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import java.util.concurrent.SubmissionPublisher; |
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import java.util.concurrent.ThreadFactory; |
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import java.util.concurrent.ThreadPoolExecutor; |
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import java.util.concurrent.TimeUnit; |
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import java.util.concurrent.atomic.AtomicInteger; |
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import java.util.function.BiConsumer; |
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import java.util.function.BiFunction; |
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import java.util.function.BiPredicate; |
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import java.util.stream.Stream; |
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import junit.framework.Test; |
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import junit.framework.TestSuite; |
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import static java.util.concurrent.Flow.Publisher; |
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import static java.util.concurrent.Flow.Subscriber; |
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import static java.util.concurrent.Flow.Subscription; |
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import static java.util.concurrent.TimeUnit.MILLISECONDS; |
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import static java.util.concurrent.TimeUnit.SECONDS; |
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public class SubmissionPublisherTest extends JSR166TestCase { |
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|
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* defaultExecutor |
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*/ |
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public void testConstructor1() { |
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SubmissionPublisher<Integer> p = new SubmissionPublisher<Integer>(); |
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SubmissionPublisher<Integer> p = new SubmissionPublisher<>(); |
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checkInitialState(p); |
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assertEquals(p.getMaxBufferCapacity(), Flow.defaultBufferSize()); |
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Executor e = p.getExecutor(), c = ForkJoinPool.commonPool(); |
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*/ |
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public void testConstructor2() { |
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Executor e = Executors.newFixedThreadPool(1); |
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SubmissionPublisher<Integer> p = new SubmissionPublisher<Integer>(e, 8); |
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SubmissionPublisher<Integer> p = new SubmissionPublisher<>(e, 8); |
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checkInitialState(p); |
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assertSame(p.getExecutor(), e); |
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assertEquals(8, p.getMaxBufferCapacity()); |
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/** |
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* Closing a publisher exceptionally causes onError to subscribers |
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* after they are subscribed |
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*/ |
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public void testCloseExceptionallyError() { |
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SubmissionPublisher<Integer> p = basicPublisher(); |
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p.submit(1); |
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p.closeExceptionally(new SPException()); |
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assertTrue(p.isClosed()); |
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s1.awaitSubscribe(); |
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s1.awaitError(); |
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assertTrue(s1.nexts <= 1); |
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assertEquals(1, s1.errors); |
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s2.awaitSubscribe(); |
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s2.awaitError(); |
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assertTrue(s2.nexts <= 1); |
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assertEquals(1, s2.errors); |
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*/ |
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public void testThrowOnNextHandler() { |
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AtomicInteger calls = new AtomicInteger(); |
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SubmissionPublisher<Integer> p = new SubmissionPublisher<Integer> |
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(basicExecutor, 8, |
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(s, e) -> calls.getAndIncrement()); |
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SubmissionPublisher<Integer> p = new SubmissionPublisher<>( |
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basicExecutor, 8, (s, e) -> calls.getAndIncrement()); |
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TestSubscriber s1 = new TestSubscriber(); |
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TestSubscriber s2 = new TestSubscriber(); |
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p.subscribe(s1); |
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* submit eventually issues requested items when buffer capacity is 1 |
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*/ |
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public void testCap1Submit() { |
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SubmissionPublisher<Integer> p = new SubmissionPublisher<Integer>( |
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basicExecutor, 1); |
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SubmissionPublisher<Integer> p |
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= new SubmissionPublisher<>(basicExecutor, 1); |
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TestSubscriber s1 = new TestSubscriber(); |
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TestSubscriber s2 = new TestSubscriber(); |
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p.subscribe(s1); |
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* offer reports drops if saturated |
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*/ |
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public void testDroppedOffer() { |
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SubmissionPublisher<Integer> p = new SubmissionPublisher<Integer>( |
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basicExecutor, 4); |
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SubmissionPublisher<Integer> p |
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= new SubmissionPublisher<>(basicExecutor, 4); |
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TestSubscriber s1 = new TestSubscriber(); |
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s1.request = false; |
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TestSubscriber s2 = new TestSubscriber(); |
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*/ |
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public void testHandledDroppedOffer() { |
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AtomicInteger calls = new AtomicInteger(); |
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SubmissionPublisher<Integer> p = new SubmissionPublisher<Integer>( |
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basicExecutor, 4); |
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SubmissionPublisher<Integer> p |
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= new SubmissionPublisher<>(basicExecutor, 4); |
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TestSubscriber s1 = new TestSubscriber(); |
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s1.request = false; |
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TestSubscriber s2 = new TestSubscriber(); |
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*/ |
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public void testRecoveredHandledDroppedOffer() { |
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AtomicInteger calls = new AtomicInteger(); |
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SubmissionPublisher<Integer> p = new SubmissionPublisher<Integer>( |
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basicExecutor, 4); |
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SubmissionPublisher<Integer> p |
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= new SubmissionPublisher<>(basicExecutor, 4); |
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TestSubscriber s1 = new TestSubscriber(); |
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s1.request = false; |
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TestSubscriber s2 = new TestSubscriber(); |
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* Timed offer reports drops if saturated |
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*/ |
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public void testDroppedTimedOffer() { |
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< |
SubmissionPublisher<Integer> p = new SubmissionPublisher<Integer>( |
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< |
basicExecutor, 4); |
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SubmissionPublisher<Integer> p |
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= new SubmissionPublisher<>(basicExecutor, 4); |
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TestSubscriber s1 = new TestSubscriber(); |
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s1.request = false; |
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TestSubscriber s2 = new TestSubscriber(); |
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*/ |
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public void testHandledDroppedTimedOffer() { |
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AtomicInteger calls = new AtomicInteger(); |
878 |
< |
SubmissionPublisher<Integer> p = new SubmissionPublisher<Integer>( |
879 |
< |
basicExecutor, 4); |
878 |
> |
SubmissionPublisher<Integer> p |
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= new SubmissionPublisher<>(basicExecutor, 4); |
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TestSubscriber s1 = new TestSubscriber(); |
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s1.request = false; |
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TestSubscriber s2 = new TestSubscriber(); |
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*/ |
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public void testRecoveredHandledDroppedTimedOffer() { |
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AtomicInteger calls = new AtomicInteger(); |
908 |
< |
SubmissionPublisher<Integer> p = new SubmissionPublisher<Integer>( |
909 |
< |
basicExecutor, 4); |
908 |
> |
SubmissionPublisher<Integer> p |
909 |
> |
= new SubmissionPublisher<>(basicExecutor, 4); |
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TestSubscriber s1 = new TestSubscriber(); |
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s1.request = false; |
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TestSubscriber s2 = new TestSubscriber(); |
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AtomicInteger sum = new AtomicInteger(); |
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SubmissionPublisher<Integer> p = basicPublisher(); |
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CompletableFuture<Void> f = |
941 |
< |
p.consume((Integer x) -> { sum.getAndAdd(x.intValue()); }); |
941 |
> |
p.consume((Integer x) -> sum.getAndAdd(x.intValue())); |
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int n = 20; |
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for (int i = 1; i <= n; ++i) |
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p.submit(i); |