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/* |
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* Written by Doug Lea and Martin Buchholz with assistance from |
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* members of JCP JSR-166 Expert Group and released to the public |
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* domain, as explained at |
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* http://creativecommons.org/publicdomain/zero/1.0/ |
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*/ |
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|
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import junit.framework.*; |
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import java.util.concurrent.Callable; |
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import java.util.concurrent.Executor; |
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import java.util.concurrent.ExecutorService; |
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import java.util.concurrent.Executors; |
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import java.util.concurrent.CancellationException; |
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import java.util.concurrent.CountDownLatch; |
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import java.util.concurrent.ExecutionException; |
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import java.util.concurrent.Future; |
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import java.util.concurrent.CompletableFuture; |
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import java.util.concurrent.CompletionException; |
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import java.util.concurrent.TimeoutException; |
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import java.util.concurrent.atomic.AtomicInteger; |
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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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import java.util.*; |
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import java.util.function.Supplier; |
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import java.util.function.Consumer; |
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import java.util.function.BiConsumer; |
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import java.util.function.Function; |
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import java.util.function.BiFunction; |
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|
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public class CompletableFutureTest extends JSR166TestCase { |
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|
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public static void main(String[] args) { |
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junit.textui.TestRunner.run(suite()); |
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} |
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public static Test suite() { |
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return new TestSuite(CompletableFutureTest.class); |
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} |
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|
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static class CFException extends RuntimeException {} |
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|
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void checkIncomplete(CompletableFuture<?> f) { |
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assertFalse(f.isDone()); |
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assertFalse(f.isCancelled()); |
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assertTrue(f.toString().contains("[Not completed]")); |
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try { |
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assertNull(f.getNow(null)); |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
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try { |
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f.get(0L, SECONDS); |
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shouldThrow(); |
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} |
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catch (TimeoutException success) {} |
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catch (Throwable fail) { threadUnexpectedException(fail); } |
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} |
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|
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<T> void checkCompletedNormally(CompletableFuture<T> f, T value) { |
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try { |
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assertEquals(value, f.get(LONG_DELAY_MS, MILLISECONDS)); |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
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try { |
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assertEquals(value, f.join()); |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
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try { |
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assertEquals(value, f.getNow(null)); |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
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try { |
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assertEquals(value, f.get()); |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
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assertTrue(f.isDone()); |
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assertFalse(f.isCancelled()); |
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assertFalse(f.isCompletedExceptionally()); |
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assertTrue(f.toString().contains("[Completed normally]")); |
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} |
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|
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void checkCompletedWithWrappedCFException(CompletableFuture<?> f) { |
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try { |
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f.get(LONG_DELAY_MS, MILLISECONDS); |
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shouldThrow(); |
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} catch (ExecutionException success) { |
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assertTrue(success.getCause() instanceof CFException); |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
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try { |
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f.join(); |
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shouldThrow(); |
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} catch (CompletionException success) { |
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assertTrue(success.getCause() instanceof CFException); |
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} |
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try { |
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f.getNow(null); |
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shouldThrow(); |
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} catch (CompletionException success) { |
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assertTrue(success.getCause() instanceof CFException); |
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} |
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try { |
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f.get(); |
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shouldThrow(); |
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} catch (ExecutionException success) { |
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assertTrue(success.getCause() instanceof CFException); |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
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assertTrue(f.isDone()); |
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assertFalse(f.isCancelled()); |
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assertTrue(f.toString().contains("[Completed exceptionally]")); |
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} |
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|
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void checkCancelled(CompletableFuture<?> f) { |
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try { |
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f.get(LONG_DELAY_MS, MILLISECONDS); |
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shouldThrow(); |
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} catch (CancellationException success) { |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
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try { |
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f.join(); |
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shouldThrow(); |
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} catch (CancellationException success) {} |
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try { |
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f.getNow(null); |
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shouldThrow(); |
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} catch (CancellationException success) {} |
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try { |
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f.get(); |
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shouldThrow(); |
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} catch (CancellationException success) { |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
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assertTrue(f.isDone()); |
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assertTrue(f.isCompletedExceptionally()); |
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assertTrue(f.isCancelled()); |
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assertTrue(f.toString().contains("[Completed exceptionally]")); |
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} |
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|
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void checkCompletedWithWrappedCancellationException(CompletableFuture<?> f) { |
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try { |
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f.get(LONG_DELAY_MS, MILLISECONDS); |
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shouldThrow(); |
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} catch (ExecutionException success) { |
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assertTrue(success.getCause() instanceof CancellationException); |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
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try { |
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f.join(); |
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shouldThrow(); |
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} catch (CompletionException success) { |
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assertTrue(success.getCause() instanceof CancellationException); |
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} |
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try { |
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f.getNow(null); |
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shouldThrow(); |
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} catch (CompletionException success) { |
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assertTrue(success.getCause() instanceof CancellationException); |
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} |
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try { |
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f.get(); |
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shouldThrow(); |
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} catch (ExecutionException success) { |
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assertTrue(success.getCause() instanceof CancellationException); |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
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assertTrue(f.isDone()); |
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assertFalse(f.isCancelled()); |
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assertTrue(f.isCompletedExceptionally()); |
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assertTrue(f.toString().contains("[Completed exceptionally]")); |
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} |
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|
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/** |
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* A newly constructed CompletableFuture is incomplete, as indicated |
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* by methods isDone, isCancelled, and getNow |
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*/ |
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public void testConstructor() { |
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CompletableFuture<Integer> f = new CompletableFuture<>(); |
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checkIncomplete(f); |
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} |
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|
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/** |
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* complete completes normally, as indicated by methods isDone, |
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* isCancelled, join, get, and getNow |
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*/ |
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public void testComplete() { |
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CompletableFuture<Integer> f = new CompletableFuture<>(); |
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checkIncomplete(f); |
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f.complete(one); |
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checkCompletedNormally(f, one); |
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} |
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|
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/** |
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* completeExceptionally completes exceptionally, as indicated by |
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* methods isDone, isCancelled, join, get, and getNow |
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*/ |
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public void testCompleteExceptionally() { |
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CompletableFuture<Integer> f = new CompletableFuture<>(); |
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checkIncomplete(f); |
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f.completeExceptionally(new CFException()); |
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checkCompletedWithWrappedCFException(f); |
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} |
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|
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/** |
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* cancel completes exceptionally and reports cancelled, as indicated by |
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* methods isDone, isCancelled, join, get, and getNow |
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*/ |
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public void testCancel() { |
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CompletableFuture<Integer> f = new CompletableFuture<>(); |
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checkIncomplete(f); |
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assertTrue(f.cancel(true)); |
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checkCancelled(f); |
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} |
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|
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/** |
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* obtrudeValue forces completion with given value |
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*/ |
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public void testObtrudeValue() { |
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CompletableFuture<Integer> f = new CompletableFuture<>(); |
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checkIncomplete(f); |
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f.complete(one); |
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checkCompletedNormally(f, one); |
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f.obtrudeValue(three); |
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checkCompletedNormally(f, three); |
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f.obtrudeValue(two); |
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checkCompletedNormally(f, two); |
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f = new CompletableFuture<>(); |
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f.obtrudeValue(three); |
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checkCompletedNormally(f, three); |
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f = new CompletableFuture<>(); |
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f.completeExceptionally(new CFException()); |
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f.obtrudeValue(four); |
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checkCompletedNormally(f, four); |
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} |
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|
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/** |
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* obtrudeException forces completion with given exception |
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*/ |
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public void testObtrudeException() { |
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CompletableFuture<Integer> f = new CompletableFuture<>(); |
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checkIncomplete(f); |
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f.complete(one); |
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checkCompletedNormally(f, one); |
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f.obtrudeException(new CFException()); |
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checkCompletedWithWrappedCFException(f); |
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f = new CompletableFuture<>(); |
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f.obtrudeException(new CFException()); |
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checkCompletedWithWrappedCFException(f); |
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f = new CompletableFuture<>(); |
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f.completeExceptionally(new CFException()); |
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f.obtrudeValue(four); |
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checkCompletedNormally(f, four); |
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f.obtrudeException(new CFException()); |
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checkCompletedWithWrappedCFException(f); |
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} |
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|
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/** |
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* getNumberOfDependents returns number of dependent tasks |
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*/ |
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public void testGetNumberOfDependents() { |
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CompletableFuture<Integer> f = new CompletableFuture<>(); |
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assertEquals(f.getNumberOfDependents(), 0); |
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CompletableFuture g = f.thenRun(new Noop()); |
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assertEquals(f.getNumberOfDependents(), 1); |
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assertEquals(g.getNumberOfDependents(), 0); |
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CompletableFuture h = f.thenRun(new Noop()); |
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assertEquals(f.getNumberOfDependents(), 2); |
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f.complete(1); |
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checkCompletedNormally(g, null); |
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assertEquals(f.getNumberOfDependents(), 0); |
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assertEquals(g.getNumberOfDependents(), 0); |
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} |
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|
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/** |
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* toString indicates current completion state |
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*/ |
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public void testToString() { |
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CompletableFuture<String> f; |
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|
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f = new CompletableFuture<String>(); |
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assertTrue(f.toString().contains("[Not completed]")); |
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|
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f.complete("foo"); |
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assertTrue(f.toString().contains("[Completed normally]")); |
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|
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f = new CompletableFuture<String>(); |
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f.completeExceptionally(new IndexOutOfBoundsException()); |
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assertTrue(f.toString().contains("[Completed exceptionally]")); |
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} |
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|
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/** |
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* completedFuture returns a completed CompletableFuture with given value |
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*/ |
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public void testCompletedFuture() { |
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CompletableFuture<String> f = CompletableFuture.completedFuture("test"); |
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checkCompletedNormally(f, "test"); |
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} |
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|
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// Choose non-commutative actions for better coverage |
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|
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static final Supplier<Integer> supplyOne = |
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() -> Integer.valueOf(1); |
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static final Function<Integer, Integer> inc = |
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(Integer x) -> Integer.valueOf(x.intValue() + 1); |
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static final BiFunction<Integer, Integer, Integer> subtract = |
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(Integer x, Integer y) -> Integer.valueOf(x.intValue() - y.intValue()); |
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static final class IncAction implements Consumer<Integer> { |
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int value; |
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public void accept(Integer x) { value = x.intValue() + 1; } |
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} |
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static final class SubtractAction implements BiConsumer<Integer, Integer> { |
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int value; |
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public void accept(Integer x, Integer y) { |
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value = x.intValue() - y.intValue(); |
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} |
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} |
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static final class Noop implements Runnable { |
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boolean ran; |
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public void run() { ran = true; } |
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} |
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|
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static final class FailingSupplier implements Supplier<Integer> { |
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boolean ran; |
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public Integer get() { ran = true; throw new CFException(); } |
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} |
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static final class FailingConsumer implements Consumer<Integer> { |
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boolean ran; |
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public void accept(Integer x) { ran = true; throw new CFException(); } |
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} |
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static final class FailingBiConsumer implements BiConsumer<Integer, Integer> { |
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boolean ran; |
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public void accept(Integer x, Integer y) { ran = true; throw new CFException(); } |
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} |
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static final class FailingFunction implements Function<Integer, Integer> { |
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boolean ran; |
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public Integer apply(Integer x) { ran = true; throw new CFException(); } |
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} |
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static final class FailingBiFunction implements BiFunction<Integer, Integer, Integer> { |
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boolean ran; |
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public Integer apply(Integer x, Integer y) { ran = true; throw new CFException(); } |
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} |
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static final class FailingNoop implements Runnable { |
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boolean ran; |
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public void run() { ran = true; throw new CFException(); } |
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} |
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|
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static final class CompletableFutureInc |
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implements Function<Integer, CompletableFuture<Integer>> { |
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boolean ran; |
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public CompletableFuture<Integer> apply(Integer x) { |
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ran = true; |
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CompletableFuture<Integer> f = new CompletableFuture<>(); |
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f.complete(Integer.valueOf(x.intValue() + 1)); |
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return f; |
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} |
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} |
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|
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static final class FailingCompletableFutureFunction |
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implements Function<Integer, CompletableFuture<Integer>> { |
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boolean ran; |
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public CompletableFuture<Integer> apply(Integer x) { |
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ran = true; throw new CFException(); |
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} |
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} |
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|
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// Used for explicit executor tests |
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static final class ThreadExecutor implements Executor { |
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AtomicInteger count = new AtomicInteger(0); |
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|
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public void execute(Runnable r) { |
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count.getAndIncrement(); |
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new Thread(r).start(); |
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} |
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} |
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|
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static final class ExceptionToInteger implements Function<Throwable, Integer> { |
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public Integer apply(Throwable x) { return Integer.valueOf(3); } |
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} |
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|
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static final class IntegerHandler implements BiFunction<Integer, Throwable, Integer> { |
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boolean ran; |
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public Integer apply(Integer x, Throwable t) { |
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ran = true; |
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return (t == null) ? two : three; |
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} |
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} |
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|
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/** |
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* exceptionally action completes with function value on source |
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* exception; otherwise with source value |
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*/ |
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public void testExceptionally() { |
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CompletableFuture<Integer> f = new CompletableFuture<>(); |
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ExceptionToInteger r = new ExceptionToInteger(); |
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CompletableFuture<Integer> g = f.exceptionally(r); |
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f.completeExceptionally(new CFException()); |
385 |
checkCompletedNormally(g, three); |
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|
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f = new CompletableFuture<>(); |
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r = new ExceptionToInteger(); |
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g = f.exceptionally(r); |
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f.complete(one); |
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checkCompletedNormally(g, one); |
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} |
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|
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/** |
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* handle action completes normally with function value on either |
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* normal or exceptional completion of source |
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*/ |
398 |
public void testHandle() { |
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CompletableFuture<Integer> f, g; |
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IntegerHandler r; |
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|
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f = new CompletableFuture<>(); |
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f.completeExceptionally(new CFException()); |
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g = f.handle(r = new IntegerHandler()); |
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assertTrue(r.ran); |
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checkCompletedNormally(g, three); |
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|
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f = new CompletableFuture<>(); |
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g = f.handle(r = new IntegerHandler()); |
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assertFalse(r.ran); |
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f.completeExceptionally(new CFException()); |
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checkCompletedNormally(g, three); |
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assertTrue(r.ran); |
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|
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f = new CompletableFuture<>(); |
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f.complete(one); |
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g = f.handle(r = new IntegerHandler()); |
418 |
assertTrue(r.ran); |
419 |
checkCompletedNormally(g, two); |
420 |
|
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f = new CompletableFuture<>(); |
422 |
g = f.handle(r = new IntegerHandler()); |
423 |
assertFalse(r.ran); |
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f.complete(one); |
425 |
assertTrue(r.ran); |
426 |
checkCompletedNormally(g, two); |
427 |
} |
428 |
|
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/** |
430 |
* runAsync completes after running Runnable |
431 |
*/ |
432 |
public void testRunAsync() { |
433 |
Noop r = new Noop(); |
434 |
CompletableFuture<Void> f = CompletableFuture.runAsync(r); |
435 |
assertNull(f.join()); |
436 |
assertTrue(r.ran); |
437 |
checkCompletedNormally(f, null); |
438 |
} |
439 |
|
440 |
/** |
441 |
* runAsync with executor completes after running Runnable |
442 |
*/ |
443 |
public void testRunAsync2() { |
444 |
Noop r = new Noop(); |
445 |
ThreadExecutor exec = new ThreadExecutor(); |
446 |
CompletableFuture<Void> f = CompletableFuture.runAsync(r, exec); |
447 |
assertNull(f.join()); |
448 |
assertTrue(r.ran); |
449 |
checkCompletedNormally(f, null); |
450 |
assertEquals(1, exec.count.get()); |
451 |
} |
452 |
|
453 |
/** |
454 |
* failing runAsync completes exceptionally after running Runnable |
455 |
*/ |
456 |
public void testRunAsync3() { |
457 |
FailingNoop r = new FailingNoop(); |
458 |
CompletableFuture<Void> f = CompletableFuture.runAsync(r); |
459 |
checkCompletedWithWrappedCFException(f); |
460 |
assertTrue(r.ran); |
461 |
} |
462 |
|
463 |
/** |
464 |
* supplyAsync completes with result of supplier |
465 |
*/ |
466 |
public void testSupplyAsync() { |
467 |
CompletableFuture<Integer> f; |
468 |
f = CompletableFuture.supplyAsync(supplyOne); |
469 |
assertEquals(f.join(), one); |
470 |
checkCompletedNormally(f, one); |
471 |
} |
472 |
|
473 |
/** |
474 |
* supplyAsync with executor completes with result of supplier |
475 |
*/ |
476 |
public void testSupplyAsync2() { |
477 |
CompletableFuture<Integer> f; |
478 |
f = CompletableFuture.supplyAsync(supplyOne, new ThreadExecutor()); |
479 |
assertEquals(f.join(), one); |
480 |
checkCompletedNormally(f, one); |
481 |
} |
482 |
|
483 |
/** |
484 |
* Failing supplyAsync completes exceptionally |
485 |
*/ |
486 |
public void testSupplyAsync3() { |
487 |
FailingSupplier r = new FailingSupplier(); |
488 |
CompletableFuture<Integer> f = CompletableFuture.supplyAsync(r); |
489 |
checkCompletedWithWrappedCFException(f); |
490 |
assertTrue(r.ran); |
491 |
} |
492 |
|
493 |
// seq completion methods |
494 |
|
495 |
/** |
496 |
* thenRun result completes normally after normal completion of source |
497 |
*/ |
498 |
public void testThenRun() { |
499 |
CompletableFuture<Integer> f; |
500 |
CompletableFuture<Void> g; |
501 |
Noop r; |
502 |
|
503 |
f = new CompletableFuture<>(); |
504 |
g = f.thenRun(r = new Noop()); |
505 |
f.complete(null); |
506 |
checkCompletedNormally(g, null); |
507 |
assertTrue(r.ran); |
508 |
|
509 |
f = new CompletableFuture<>(); |
510 |
f.complete(null); |
511 |
g = f.thenRun(r = new Noop()); |
512 |
checkCompletedNormally(g, null); |
513 |
assertTrue(r.ran); |
514 |
} |
515 |
|
516 |
/** |
517 |
* thenRun result completes exceptionally after exceptional |
518 |
* completion of source |
519 |
*/ |
520 |
public void testThenRun2() { |
521 |
CompletableFuture<Integer> f; |
522 |
CompletableFuture<Void> g; |
523 |
Noop r; |
524 |
|
525 |
f = new CompletableFuture<>(); |
526 |
g = f.thenRun(r = new Noop()); |
527 |
f.completeExceptionally(new CFException()); |
528 |
checkCompletedWithWrappedCFException(g); |
529 |
assertFalse(r.ran); |
530 |
|
531 |
f = new CompletableFuture<>(); |
532 |
f.completeExceptionally(new CFException()); |
533 |
g = f.thenRun(r = new Noop()); |
534 |
checkCompletedWithWrappedCFException(g); |
535 |
assertFalse(r.ran); |
536 |
} |
537 |
|
538 |
/** |
539 |
* thenRun result completes exceptionally if action does |
540 |
*/ |
541 |
public void testThenRun3() { |
542 |
CompletableFuture<Integer> f; |
543 |
CompletableFuture<Void> g; |
544 |
FailingNoop r; |
545 |
|
546 |
f = new CompletableFuture<>(); |
547 |
g = f.thenRun(r = new FailingNoop()); |
548 |
f.complete(null); |
549 |
checkCompletedWithWrappedCFException(g); |
550 |
|
551 |
f = new CompletableFuture<>(); |
552 |
f.complete(null); |
553 |
g = f.thenRun(r = new FailingNoop()); |
554 |
checkCompletedWithWrappedCFException(g); |
555 |
} |
556 |
|
557 |
/** |
558 |
* thenRun result completes exceptionally if source cancelled |
559 |
*/ |
560 |
public void testThenRun4() { |
561 |
CompletableFuture<Integer> f; |
562 |
CompletableFuture<Void> g; |
563 |
Noop r; |
564 |
|
565 |
f = new CompletableFuture<>(); |
566 |
g = f.thenRun(r = new Noop()); |
567 |
assertTrue(f.cancel(true)); |
568 |
checkCompletedWithWrappedCancellationException(g); |
569 |
|
570 |
f = new CompletableFuture<>(); |
571 |
assertTrue(f.cancel(true)); |
572 |
g = f.thenRun(r = new Noop()); |
573 |
checkCompletedWithWrappedCancellationException(g); |
574 |
} |
575 |
|
576 |
/** |
577 |
* thenApply result completes normally after normal completion of source |
578 |
*/ |
579 |
public void testThenApply() { |
580 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
581 |
CompletableFuture<Integer> g = f.thenApply(inc); |
582 |
f.complete(one); |
583 |
checkCompletedNormally(g, two); |
584 |
} |
585 |
|
586 |
/** |
587 |
* thenApply result completes exceptionally after exceptional |
588 |
* completion of source |
589 |
*/ |
590 |
public void testThenApply2() { |
591 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
592 |
CompletableFuture<Integer> g = f.thenApply(inc); |
593 |
f.completeExceptionally(new CFException()); |
594 |
checkCompletedWithWrappedCFException(g); |
595 |
} |
596 |
|
597 |
/** |
598 |
* thenApply result completes exceptionally if action does |
599 |
*/ |
600 |
public void testThenApply3() { |
601 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
602 |
CompletableFuture<Integer> g = f.thenApply(new FailingFunction()); |
603 |
f.complete(one); |
604 |
checkCompletedWithWrappedCFException(g); |
605 |
} |
606 |
|
607 |
/** |
608 |
* thenApply result completes exceptionally if source cancelled |
609 |
*/ |
610 |
public void testThenApply4() { |
611 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
612 |
CompletableFuture<Integer> g = f.thenApply(inc); |
613 |
assertTrue(f.cancel(true)); |
614 |
checkCompletedWithWrappedCancellationException(g); |
615 |
} |
616 |
|
617 |
/** |
618 |
* thenAccept result completes normally after normal completion of source |
619 |
*/ |
620 |
public void testThenAccept() { |
621 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
622 |
IncAction r = new IncAction(); |
623 |
CompletableFuture<Void> g = f.thenAccept(r); |
624 |
f.complete(one); |
625 |
checkCompletedNormally(g, null); |
626 |
assertEquals(r.value, 2); |
627 |
} |
628 |
|
629 |
/** |
630 |
* thenAccept result completes exceptionally after exceptional |
631 |
* completion of source |
632 |
*/ |
633 |
public void testThenAccept2() { |
634 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
635 |
IncAction r = new IncAction(); |
636 |
CompletableFuture<Void> g = f.thenAccept(r); |
637 |
f.completeExceptionally(new CFException()); |
638 |
checkCompletedWithWrappedCFException(g); |
639 |
} |
640 |
|
641 |
/** |
642 |
* thenAccept result completes exceptionally if action does |
643 |
*/ |
644 |
public void testThenAccept3() { |
645 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
646 |
FailingConsumer r = new FailingConsumer(); |
647 |
CompletableFuture<Void> g = f.thenAccept(r); |
648 |
f.complete(one); |
649 |
checkCompletedWithWrappedCFException(g); |
650 |
assertTrue(r.ran); |
651 |
} |
652 |
|
653 |
/** |
654 |
* thenAccept result completes exceptionally if source cancelled |
655 |
*/ |
656 |
public void testThenAccept4() { |
657 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
658 |
IncAction r = new IncAction(); |
659 |
CompletableFuture<Void> g = f.thenAccept(r); |
660 |
assertTrue(f.cancel(true)); |
661 |
checkCompletedWithWrappedCancellationException(g); |
662 |
} |
663 |
|
664 |
/** |
665 |
* thenCombine result completes normally after normal completion |
666 |
* of sources |
667 |
*/ |
668 |
public void testThenCombine() { |
669 |
CompletableFuture<Integer> f, g, h; |
670 |
|
671 |
f = new CompletableFuture<>(); |
672 |
g = new CompletableFuture<>(); |
673 |
h = f.thenCombine(g, subtract); |
674 |
f.complete(3); |
675 |
checkIncomplete(h); |
676 |
g.complete(1); |
677 |
checkCompletedNormally(h, 2); |
678 |
|
679 |
f = new CompletableFuture<>(); |
680 |
g = new CompletableFuture<>(); |
681 |
h = f.thenCombine(g, subtract); |
682 |
g.complete(1); |
683 |
checkIncomplete(h); |
684 |
f.complete(3); |
685 |
checkCompletedNormally(h, 2); |
686 |
|
687 |
f = new CompletableFuture<>(); |
688 |
g = new CompletableFuture<>(); |
689 |
g.complete(1); |
690 |
f.complete(3); |
691 |
h = f.thenCombine(g, subtract); |
692 |
checkCompletedNormally(h, 2); |
693 |
} |
694 |
|
695 |
/** |
696 |
* thenCombine result completes exceptionally after exceptional |
697 |
* completion of either source |
698 |
*/ |
699 |
public void testThenCombine2() { |
700 |
CompletableFuture<Integer> f, g, h; |
701 |
|
702 |
f = new CompletableFuture<>(); |
703 |
g = new CompletableFuture<>(); |
704 |
h = f.thenCombine(g, subtract); |
705 |
f.completeExceptionally(new CFException()); |
706 |
checkIncomplete(h); |
707 |
g.complete(1); |
708 |
checkCompletedWithWrappedCFException(h); |
709 |
|
710 |
f = new CompletableFuture<>(); |
711 |
g = new CompletableFuture<>(); |
712 |
h = f.thenCombine(g, subtract); |
713 |
g.completeExceptionally(new CFException()); |
714 |
checkIncomplete(h); |
715 |
f.complete(3); |
716 |
checkCompletedWithWrappedCFException(h); |
717 |
|
718 |
f = new CompletableFuture<>(); |
719 |
g = new CompletableFuture<>(); |
720 |
f.complete(3); |
721 |
g.completeExceptionally(new CFException()); |
722 |
h = f.thenCombine(g, subtract); |
723 |
checkCompletedWithWrappedCFException(h); |
724 |
|
725 |
f = new CompletableFuture<>(); |
726 |
g = new CompletableFuture<>(); |
727 |
f.completeExceptionally(new CFException()); |
728 |
g.complete(3); |
729 |
h = f.thenCombine(g, subtract); |
730 |
checkCompletedWithWrappedCFException(h); |
731 |
} |
732 |
|
733 |
/** |
734 |
* thenCombine result completes exceptionally if action does |
735 |
*/ |
736 |
public void testThenCombine3() { |
737 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
738 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
739 |
FailingBiFunction r = new FailingBiFunction(); |
740 |
CompletableFuture<Integer> g = f.thenCombine(f2, r); |
741 |
f.complete(one); |
742 |
checkIncomplete(g); |
743 |
assertFalse(r.ran); |
744 |
f2.complete(two); |
745 |
checkCompletedWithWrappedCFException(g); |
746 |
assertTrue(r.ran); |
747 |
} |
748 |
|
749 |
/** |
750 |
* thenCombine result completes exceptionally if either source cancelled |
751 |
*/ |
752 |
public void testThenCombine4() { |
753 |
CompletableFuture<Integer> f, g, h; |
754 |
|
755 |
f = new CompletableFuture<>(); |
756 |
g = new CompletableFuture<>(); |
757 |
h = f.thenCombine(g, subtract); |
758 |
assertTrue(f.cancel(true)); |
759 |
checkIncomplete(h); |
760 |
g.complete(1); |
761 |
checkCompletedWithWrappedCancellationException(h); |
762 |
|
763 |
f = new CompletableFuture<>(); |
764 |
g = new CompletableFuture<>(); |
765 |
h = f.thenCombine(g, subtract); |
766 |
assertTrue(g.cancel(true)); |
767 |
checkIncomplete(h); |
768 |
f.complete(3); |
769 |
checkCompletedWithWrappedCancellationException(h); |
770 |
|
771 |
f = new CompletableFuture<>(); |
772 |
g = new CompletableFuture<>(); |
773 |
assertTrue(f.cancel(true)); |
774 |
assertTrue(g.cancel(true)); |
775 |
h = f.thenCombine(g, subtract); |
776 |
checkCompletedWithWrappedCancellationException(h); |
777 |
} |
778 |
|
779 |
/** |
780 |
* thenAcceptBoth result completes normally after normal |
781 |
* completion of sources |
782 |
*/ |
783 |
public void testThenAcceptBoth() { |
784 |
CompletableFuture<Integer> f, g; |
785 |
CompletableFuture<Void> h; |
786 |
SubtractAction r; |
787 |
|
788 |
f = new CompletableFuture<>(); |
789 |
g = new CompletableFuture<>(); |
790 |
h = f.thenAcceptBoth(g, r = new SubtractAction()); |
791 |
f.complete(3); |
792 |
checkIncomplete(h); |
793 |
g.complete(1); |
794 |
checkCompletedNormally(h, null); |
795 |
assertEquals(r.value, 2); |
796 |
|
797 |
f = new CompletableFuture<>(); |
798 |
g = new CompletableFuture<>(); |
799 |
h = f.thenAcceptBoth(g, r = new SubtractAction()); |
800 |
g.complete(1); |
801 |
checkIncomplete(h); |
802 |
f.complete(3); |
803 |
checkCompletedNormally(h, null); |
804 |
assertEquals(r.value, 2); |
805 |
|
806 |
f = new CompletableFuture<>(); |
807 |
g = new CompletableFuture<>(); |
808 |
g.complete(1); |
809 |
f.complete(3); |
810 |
h = f.thenAcceptBoth(g, r = new SubtractAction()); |
811 |
checkCompletedNormally(h, null); |
812 |
assertEquals(r.value, 2); |
813 |
} |
814 |
|
815 |
/** |
816 |
* thenAcceptBoth result completes exceptionally after exceptional |
817 |
* completion of either source |
818 |
*/ |
819 |
public void testThenAcceptBoth2() { |
820 |
CompletableFuture<Integer> f, g; |
821 |
CompletableFuture<Void> h; |
822 |
SubtractAction r; |
823 |
|
824 |
f = new CompletableFuture<>(); |
825 |
g = new CompletableFuture<>(); |
826 |
h = f.thenAcceptBoth(g, r = new SubtractAction()); |
827 |
f.completeExceptionally(new CFException()); |
828 |
checkIncomplete(h); |
829 |
g.complete(1); |
830 |
checkCompletedWithWrappedCFException(h); |
831 |
|
832 |
f = new CompletableFuture<>(); |
833 |
g = new CompletableFuture<>(); |
834 |
h = f.thenAcceptBoth(g, r = new SubtractAction()); |
835 |
g.completeExceptionally(new CFException()); |
836 |
checkIncomplete(h); |
837 |
f.complete(3); |
838 |
checkCompletedWithWrappedCFException(h); |
839 |
|
840 |
f = new CompletableFuture<>(); |
841 |
g = new CompletableFuture<>(); |
842 |
f.complete(3); |
843 |
g.completeExceptionally(new CFException()); |
844 |
h = f.thenAcceptBoth(g, r = new SubtractAction()); |
845 |
checkCompletedWithWrappedCFException(h); |
846 |
|
847 |
f = new CompletableFuture<>(); |
848 |
g = new CompletableFuture<>(); |
849 |
f.completeExceptionally(new CFException()); |
850 |
g.complete(3); |
851 |
h = f.thenAcceptBoth(g, r = new SubtractAction()); |
852 |
checkCompletedWithWrappedCFException(h); |
853 |
} |
854 |
|
855 |
/** |
856 |
* thenAcceptBoth result completes exceptionally if action does |
857 |
*/ |
858 |
public void testThenAcceptBoth3() { |
859 |
CompletableFuture<Integer> f, g; |
860 |
CompletableFuture<Void> h; |
861 |
FailingBiConsumer r; |
862 |
|
863 |
f = new CompletableFuture<>(); |
864 |
g = new CompletableFuture<>(); |
865 |
h = f.thenAcceptBoth(g, r = new FailingBiConsumer()); |
866 |
f.complete(3); |
867 |
checkIncomplete(h); |
868 |
g.complete(1); |
869 |
checkCompletedWithWrappedCFException(h); |
870 |
|
871 |
f = new CompletableFuture<>(); |
872 |
g = new CompletableFuture<>(); |
873 |
f.complete(3); |
874 |
g.complete(1); |
875 |
h = f.thenAcceptBoth(g, r = new FailingBiConsumer()); |
876 |
checkCompletedWithWrappedCFException(h); |
877 |
} |
878 |
|
879 |
/** |
880 |
* thenAcceptBoth result completes exceptionally if either source cancelled |
881 |
*/ |
882 |
public void testThenAcceptBoth4() { |
883 |
CompletableFuture<Integer> f, g; |
884 |
CompletableFuture<Void> h; |
885 |
SubtractAction r; |
886 |
|
887 |
f = new CompletableFuture<>(); |
888 |
g = new CompletableFuture<>(); |
889 |
h = f.thenAcceptBoth(g, r = new SubtractAction()); |
890 |
assertTrue(f.cancel(true)); |
891 |
checkIncomplete(h); |
892 |
g.complete(1); |
893 |
checkCompletedWithWrappedCancellationException(h); |
894 |
|
895 |
f = new CompletableFuture<>(); |
896 |
g = new CompletableFuture<>(); |
897 |
h = f.thenAcceptBoth(g, r = new SubtractAction()); |
898 |
assertTrue(g.cancel(true)); |
899 |
checkIncomplete(h); |
900 |
f.complete(3); |
901 |
checkCompletedWithWrappedCancellationException(h); |
902 |
|
903 |
f = new CompletableFuture<>(); |
904 |
g = new CompletableFuture<>(); |
905 |
f.complete(3); |
906 |
assertTrue(g.cancel(true)); |
907 |
h = f.thenAcceptBoth(g, r = new SubtractAction()); |
908 |
checkCompletedWithWrappedCancellationException(h); |
909 |
|
910 |
f = new CompletableFuture<>(); |
911 |
g = new CompletableFuture<>(); |
912 |
assertTrue(f.cancel(true)); |
913 |
g.complete(3); |
914 |
h = f.thenAcceptBoth(g, r = new SubtractAction()); |
915 |
checkCompletedWithWrappedCancellationException(h); |
916 |
} |
917 |
|
918 |
/** |
919 |
* runAfterBoth result completes normally after normal |
920 |
* completion of sources |
921 |
*/ |
922 |
public void testRunAfterBoth() { |
923 |
CompletableFuture<Integer> f, g; |
924 |
CompletableFuture<Void> h; |
925 |
Noop r; |
926 |
|
927 |
f = new CompletableFuture<>(); |
928 |
g = new CompletableFuture<>(); |
929 |
h = f.runAfterBoth(g, r = new Noop()); |
930 |
f.complete(3); |
931 |
checkIncomplete(h); |
932 |
g.complete(1); |
933 |
checkCompletedNormally(h, null); |
934 |
assertTrue(r.ran); |
935 |
|
936 |
f = new CompletableFuture<>(); |
937 |
g = new CompletableFuture<>(); |
938 |
h = f.runAfterBoth(g, r = new Noop()); |
939 |
g.complete(1); |
940 |
checkIncomplete(h); |
941 |
f.complete(3); |
942 |
checkCompletedNormally(h, null); |
943 |
assertTrue(r.ran); |
944 |
|
945 |
f = new CompletableFuture<>(); |
946 |
g = new CompletableFuture<>(); |
947 |
g.complete(1); |
948 |
f.complete(3); |
949 |
h = f.runAfterBoth(g, r = new Noop()); |
950 |
checkCompletedNormally(h, null); |
951 |
assertTrue(r.ran); |
952 |
} |
953 |
|
954 |
/** |
955 |
* runAfterBoth result completes exceptionally after exceptional |
956 |
* completion of either source |
957 |
*/ |
958 |
public void testRunAfterBoth2() { |
959 |
CompletableFuture<Integer> f, g; |
960 |
CompletableFuture<Void> h; |
961 |
Noop r; |
962 |
|
963 |
f = new CompletableFuture<>(); |
964 |
g = new CompletableFuture<>(); |
965 |
h = f.runAfterBoth(g, r = new Noop()); |
966 |
f.completeExceptionally(new CFException()); |
967 |
checkIncomplete(h); |
968 |
g.complete(1); |
969 |
checkCompletedWithWrappedCFException(h); |
970 |
assertFalse(r.ran); |
971 |
|
972 |
f = new CompletableFuture<>(); |
973 |
g = new CompletableFuture<>(); |
974 |
h = f.runAfterBoth(g, r = new Noop()); |
975 |
g.completeExceptionally(new CFException()); |
976 |
checkIncomplete(h); |
977 |
f.complete(3); |
978 |
checkCompletedWithWrappedCFException(h); |
979 |
assertFalse(r.ran); |
980 |
|
981 |
f = new CompletableFuture<>(); |
982 |
g = new CompletableFuture<>(); |
983 |
g.completeExceptionally(new CFException()); |
984 |
f.complete(3); |
985 |
h = f.runAfterBoth(g, r = new Noop()); |
986 |
checkCompletedWithWrappedCFException(h); |
987 |
assertFalse(r.ran); |
988 |
|
989 |
f = new CompletableFuture<>(); |
990 |
g = new CompletableFuture<>(); |
991 |
f.completeExceptionally(new CFException()); |
992 |
g.complete(1); |
993 |
h = f.runAfterBoth(g, r = new Noop()); |
994 |
checkCompletedWithWrappedCFException(h); |
995 |
assertFalse(r.ran); |
996 |
} |
997 |
|
998 |
/** |
999 |
* runAfterBoth result completes exceptionally if action does |
1000 |
*/ |
1001 |
public void testRunAfterBoth3() { |
1002 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1003 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1004 |
FailingNoop r = new FailingNoop(); |
1005 |
CompletableFuture<Void> g = f.runAfterBoth(f2, r); |
1006 |
f.complete(one); |
1007 |
checkIncomplete(g); |
1008 |
f2.complete(two); |
1009 |
checkCompletedWithWrappedCFException(g); |
1010 |
} |
1011 |
|
1012 |
/** |
1013 |
* runAfterBoth result completes exceptionally if either source cancelled |
1014 |
*/ |
1015 |
public void testRunAfterBoth4() { |
1016 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1017 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1018 |
Noop r = new Noop(); |
1019 |
CompletableFuture<Void> g = f.runAfterBoth(f2, r); |
1020 |
assertTrue(f.cancel(true)); |
1021 |
f2.complete(two); |
1022 |
checkCompletedWithWrappedCancellationException(g); |
1023 |
f = new CompletableFuture<>(); |
1024 |
f2 = new CompletableFuture<>(); |
1025 |
r = new Noop(); |
1026 |
g = f.runAfterBoth(f2, r); |
1027 |
f.complete(one); |
1028 |
assertTrue(f2.cancel(true)); |
1029 |
checkCompletedWithWrappedCancellationException(g); |
1030 |
} |
1031 |
|
1032 |
/** |
1033 |
* applyToEither result completes normally after normal completion |
1034 |
* of either source |
1035 |
*/ |
1036 |
public void testApplyToEither() { |
1037 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1038 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1039 |
CompletableFuture<Integer> g = f.applyToEither(f2, inc); |
1040 |
f.complete(one); |
1041 |
checkCompletedNormally(g, two); |
1042 |
f2.complete(one); |
1043 |
checkCompletedNormally(g, two); |
1044 |
|
1045 |
f = new CompletableFuture<>(); |
1046 |
f.complete(one); |
1047 |
f2 = new CompletableFuture<>(); |
1048 |
g = f.applyToEither(f2, inc); |
1049 |
checkCompletedNormally(g, two); |
1050 |
} |
1051 |
|
1052 |
/** |
1053 |
* applyToEither result completes exceptionally after exceptional |
1054 |
* completion of either source |
1055 |
*/ |
1056 |
public void testApplyToEither2() { |
1057 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1058 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1059 |
CompletableFuture<Integer> g = f.applyToEither(f2, inc); |
1060 |
f.completeExceptionally(new CFException()); |
1061 |
f2.complete(one); |
1062 |
checkCompletedWithWrappedCFException(g); |
1063 |
|
1064 |
f = new CompletableFuture<>(); |
1065 |
f2 = new CompletableFuture<>(); |
1066 |
f2.completeExceptionally(new CFException()); |
1067 |
g = f.applyToEither(f2, inc); |
1068 |
checkCompletedWithWrappedCFException(g); |
1069 |
} |
1070 |
|
1071 |
/** |
1072 |
* applyToEither result completes exceptionally if action does |
1073 |
*/ |
1074 |
public void testApplyToEither3() { |
1075 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1076 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1077 |
FailingFunction r = new FailingFunction(); |
1078 |
CompletableFuture<Integer> g = f.applyToEither(f2, r); |
1079 |
f2.complete(two); |
1080 |
checkCompletedWithWrappedCFException(g); |
1081 |
} |
1082 |
|
1083 |
/** |
1084 |
* applyToEither result completes exceptionally if either source cancelled |
1085 |
*/ |
1086 |
public void testApplyToEither4() { |
1087 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1088 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1089 |
CompletableFuture<Integer> g = f.applyToEither(f2, inc); |
1090 |
assertTrue(f.cancel(true)); |
1091 |
checkCompletedWithWrappedCancellationException(g); |
1092 |
f = new CompletableFuture<>(); |
1093 |
f2 = new CompletableFuture<>(); |
1094 |
assertTrue(f2.cancel(true)); |
1095 |
checkCompletedWithWrappedCancellationException(g); |
1096 |
} |
1097 |
|
1098 |
/** |
1099 |
* acceptEither result completes normally after normal completion |
1100 |
* of either source |
1101 |
*/ |
1102 |
public void testAcceptEither() { |
1103 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1104 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1105 |
IncAction r = new IncAction(); |
1106 |
CompletableFuture<Void> g = f.acceptEither(f2, r); |
1107 |
f.complete(one); |
1108 |
checkCompletedNormally(g, null); |
1109 |
f2.complete(one); |
1110 |
checkCompletedNormally(g, null); |
1111 |
assertEquals(r.value, 2); |
1112 |
|
1113 |
r = new IncAction(); |
1114 |
f = new CompletableFuture<>(); |
1115 |
f.complete(one); |
1116 |
f2 = new CompletableFuture<>(); |
1117 |
g = f.acceptEither(f2, r); |
1118 |
checkCompletedNormally(g, null); |
1119 |
assertEquals(r.value, 2); |
1120 |
} |
1121 |
|
1122 |
/** |
1123 |
* acceptEither result completes exceptionally after exceptional |
1124 |
* completion of either source |
1125 |
*/ |
1126 |
public void testAcceptEither2() { |
1127 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1128 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1129 |
IncAction r = new IncAction(); |
1130 |
CompletableFuture<Void> g = f.acceptEither(f2, r); |
1131 |
f.completeExceptionally(new CFException()); |
1132 |
f2.complete(one); |
1133 |
checkCompletedWithWrappedCFException(g); |
1134 |
|
1135 |
r = new IncAction(); |
1136 |
f = new CompletableFuture<>(); |
1137 |
f2 = new CompletableFuture<>(); |
1138 |
f2.completeExceptionally(new CFException()); |
1139 |
g = f.acceptEither(f2, r); |
1140 |
checkCompletedWithWrappedCFException(g); |
1141 |
} |
1142 |
|
1143 |
/** |
1144 |
* acceptEither result completes exceptionally if action does |
1145 |
*/ |
1146 |
public void testAcceptEither3() { |
1147 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1148 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1149 |
FailingConsumer r = new FailingConsumer(); |
1150 |
CompletableFuture<Void> g = f.acceptEither(f2, r); |
1151 |
f2.complete(two); |
1152 |
checkCompletedWithWrappedCFException(g); |
1153 |
} |
1154 |
|
1155 |
/** |
1156 |
* acceptEither result completes exceptionally if either source cancelled |
1157 |
*/ |
1158 |
public void testAcceptEither4() { |
1159 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1160 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1161 |
IncAction r = new IncAction(); |
1162 |
CompletableFuture<Void> g = f.acceptEither(f2, r); |
1163 |
assertTrue(f.cancel(true)); |
1164 |
checkCompletedWithWrappedCancellationException(g); |
1165 |
f = new CompletableFuture<>(); |
1166 |
f2 = new CompletableFuture<>(); |
1167 |
assertTrue(f2.cancel(true)); |
1168 |
checkCompletedWithWrappedCancellationException(g); |
1169 |
} |
1170 |
|
1171 |
/** |
1172 |
* runAfterEither result completes normally after normal completion |
1173 |
* of either source |
1174 |
*/ |
1175 |
public void testRunAfterEither() { |
1176 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1177 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1178 |
Noop r = new Noop(); |
1179 |
CompletableFuture<Void> g = f.runAfterEither(f2, r); |
1180 |
f.complete(one); |
1181 |
checkCompletedNormally(g, null); |
1182 |
f2.complete(one); |
1183 |
checkCompletedNormally(g, null); |
1184 |
assertTrue(r.ran); |
1185 |
|
1186 |
r = new Noop(); |
1187 |
f = new CompletableFuture<>(); |
1188 |
f.complete(one); |
1189 |
f2 = new CompletableFuture<>(); |
1190 |
g = f.runAfterEither(f2, r); |
1191 |
checkCompletedNormally(g, null); |
1192 |
assertTrue(r.ran); |
1193 |
} |
1194 |
|
1195 |
/** |
1196 |
* runAfterEither result completes exceptionally after exceptional |
1197 |
* completion of either source |
1198 |
*/ |
1199 |
public void testRunAfterEither2() { |
1200 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1201 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1202 |
Noop r = new Noop(); |
1203 |
CompletableFuture<Void> g = f.runAfterEither(f2, r); |
1204 |
f.completeExceptionally(new CFException()); |
1205 |
f2.complete(one); |
1206 |
checkCompletedWithWrappedCFException(g); |
1207 |
|
1208 |
r = new Noop(); |
1209 |
f = new CompletableFuture<>(); |
1210 |
f2 = new CompletableFuture<>(); |
1211 |
f2.completeExceptionally(new CFException()); |
1212 |
g = f.runAfterEither(f2, r); |
1213 |
checkCompletedWithWrappedCFException(g); |
1214 |
} |
1215 |
|
1216 |
/** |
1217 |
* runAfterEither result completes exceptionally if action does |
1218 |
*/ |
1219 |
public void testRunAfterEither3() { |
1220 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1221 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1222 |
FailingNoop r = new FailingNoop(); |
1223 |
CompletableFuture<Void> g = f.runAfterEither(f2, r); |
1224 |
f2.complete(two); |
1225 |
checkCompletedWithWrappedCFException(g); |
1226 |
} |
1227 |
|
1228 |
/** |
1229 |
* runAfterEither result completes exceptionally if either source cancelled |
1230 |
*/ |
1231 |
public void testRunAfterEither4() { |
1232 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1233 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1234 |
Noop r = new Noop(); |
1235 |
CompletableFuture<Void> g = f.runAfterEither(f2, r); |
1236 |
assertTrue(f.cancel(true)); |
1237 |
checkCompletedWithWrappedCancellationException(g); |
1238 |
f = new CompletableFuture<>(); |
1239 |
f2 = new CompletableFuture<>(); |
1240 |
assertTrue(f2.cancel(true)); |
1241 |
checkCompletedWithWrappedCancellationException(g); |
1242 |
} |
1243 |
|
1244 |
/** |
1245 |
* thenCompose result completes normally after normal completion of source |
1246 |
*/ |
1247 |
public void testThenCompose() { |
1248 |
CompletableFuture<Integer> f, g; |
1249 |
CompletableFutureInc r; |
1250 |
|
1251 |
f = new CompletableFuture<>(); |
1252 |
g = f.thenCompose(r = new CompletableFutureInc()); |
1253 |
f.complete(one); |
1254 |
checkCompletedNormally(g, two); |
1255 |
assertTrue(r.ran); |
1256 |
|
1257 |
f = new CompletableFuture<>(); |
1258 |
f.complete(one); |
1259 |
g = f.thenCompose(r = new CompletableFutureInc()); |
1260 |
checkCompletedNormally(g, two); |
1261 |
assertTrue(r.ran); |
1262 |
} |
1263 |
|
1264 |
/** |
1265 |
* thenCompose result completes exceptionally after exceptional |
1266 |
* completion of source |
1267 |
*/ |
1268 |
public void testThenCompose2() { |
1269 |
CompletableFuture<Integer> f, g; |
1270 |
CompletableFutureInc r; |
1271 |
|
1272 |
f = new CompletableFuture<>(); |
1273 |
g = f.thenCompose(r = new CompletableFutureInc()); |
1274 |
f.completeExceptionally(new CFException()); |
1275 |
checkCompletedWithWrappedCFException(g); |
1276 |
|
1277 |
f = new CompletableFuture<>(); |
1278 |
f.completeExceptionally(new CFException()); |
1279 |
g = f.thenCompose(r = new CompletableFutureInc()); |
1280 |
checkCompletedWithWrappedCFException(g); |
1281 |
} |
1282 |
|
1283 |
/** |
1284 |
* thenCompose result completes exceptionally if action does |
1285 |
*/ |
1286 |
public void testThenCompose3() { |
1287 |
CompletableFuture<Integer> f, g; |
1288 |
FailingCompletableFutureFunction r; |
1289 |
|
1290 |
f = new CompletableFuture<>(); |
1291 |
g = f.thenCompose(r = new FailingCompletableFutureFunction()); |
1292 |
f.complete(one); |
1293 |
checkCompletedWithWrappedCFException(g); |
1294 |
|
1295 |
f = new CompletableFuture<>(); |
1296 |
f.complete(one); |
1297 |
g = f.thenCompose(r = new FailingCompletableFutureFunction()); |
1298 |
checkCompletedWithWrappedCFException(g); |
1299 |
} |
1300 |
|
1301 |
/** |
1302 |
* thenCompose result completes exceptionally if source cancelled |
1303 |
*/ |
1304 |
public void testThenCompose4() { |
1305 |
CompletableFuture<Integer> f, g; |
1306 |
CompletableFutureInc r; |
1307 |
|
1308 |
f = new CompletableFuture<>(); |
1309 |
g = f.thenCompose(r = new CompletableFutureInc()); |
1310 |
assertTrue(f.cancel(true)); |
1311 |
checkCompletedWithWrappedCancellationException(g); |
1312 |
|
1313 |
f = new CompletableFuture<>(); |
1314 |
assertTrue(f.cancel(true)); |
1315 |
g = f.thenCompose(r = new CompletableFutureInc()); |
1316 |
checkCompletedWithWrappedCancellationException(g); |
1317 |
} |
1318 |
|
1319 |
// asyncs |
1320 |
|
1321 |
/** |
1322 |
* thenRunAsync result completes normally after normal completion of source |
1323 |
*/ |
1324 |
public void testThenRunAsync() { |
1325 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1326 |
Noop r = new Noop(); |
1327 |
CompletableFuture<Void> g = f.thenRunAsync(r); |
1328 |
f.complete(null); |
1329 |
checkCompletedNormally(g, null); |
1330 |
|
1331 |
// reordered version |
1332 |
f = new CompletableFuture<>(); |
1333 |
f.complete(null); |
1334 |
r = new Noop(); |
1335 |
g = f.thenRunAsync(r); |
1336 |
checkCompletedNormally(g, null); |
1337 |
} |
1338 |
|
1339 |
/** |
1340 |
* thenRunAsync result completes exceptionally after exceptional |
1341 |
* completion of source |
1342 |
*/ |
1343 |
public void testThenRunAsync2() { |
1344 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1345 |
Noop r = new Noop(); |
1346 |
CompletableFuture<Void> g = f.thenRunAsync(r); |
1347 |
f.completeExceptionally(new CFException()); |
1348 |
try { |
1349 |
g.join(); |
1350 |
shouldThrow(); |
1351 |
} catch (CompletionException success) {} |
1352 |
checkCompletedWithWrappedCFException(g); |
1353 |
} |
1354 |
|
1355 |
/** |
1356 |
* thenRunAsync result completes exceptionally if action does |
1357 |
*/ |
1358 |
public void testThenRunAsync3() { |
1359 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1360 |
FailingNoop r = new FailingNoop(); |
1361 |
CompletableFuture<Void> g = f.thenRunAsync(r); |
1362 |
f.complete(null); |
1363 |
checkCompletedWithWrappedCFException(g); |
1364 |
} |
1365 |
|
1366 |
/** |
1367 |
* thenRunAsync result completes exceptionally if source cancelled |
1368 |
*/ |
1369 |
public void testThenRunAsync4() { |
1370 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1371 |
Noop r = new Noop(); |
1372 |
CompletableFuture<Void> g = f.thenRunAsync(r); |
1373 |
assertTrue(f.cancel(true)); |
1374 |
checkCompletedWithWrappedCancellationException(g); |
1375 |
} |
1376 |
|
1377 |
/** |
1378 |
* thenApplyAsync result completes normally after normal completion of source |
1379 |
*/ |
1380 |
public void testThenApplyAsync() { |
1381 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1382 |
CompletableFuture<Integer> g = f.thenApplyAsync(inc); |
1383 |
f.complete(one); |
1384 |
checkCompletedNormally(g, two); |
1385 |
} |
1386 |
|
1387 |
/** |
1388 |
* thenApplyAsync result completes exceptionally after exceptional |
1389 |
* completion of source |
1390 |
*/ |
1391 |
public void testThenApplyAsync2() { |
1392 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1393 |
CompletableFuture<Integer> g = f.thenApplyAsync(inc); |
1394 |
f.completeExceptionally(new CFException()); |
1395 |
checkCompletedWithWrappedCFException(g); |
1396 |
} |
1397 |
|
1398 |
/** |
1399 |
* thenApplyAsync result completes exceptionally if action does |
1400 |
*/ |
1401 |
public void testThenApplyAsync3() { |
1402 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1403 |
FailingFunction r = new FailingFunction(); |
1404 |
CompletableFuture<Integer> g = f.thenApplyAsync(r); |
1405 |
f.complete(null); |
1406 |
checkCompletedWithWrappedCFException(g); |
1407 |
} |
1408 |
|
1409 |
/** |
1410 |
* thenApplyAsync result completes exceptionally if source cancelled |
1411 |
*/ |
1412 |
public void testThenApplyAsync4() { |
1413 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1414 |
CompletableFuture<Integer> g = f.thenApplyAsync(inc); |
1415 |
assertTrue(f.cancel(true)); |
1416 |
checkCompletedWithWrappedCancellationException(g); |
1417 |
} |
1418 |
|
1419 |
/** |
1420 |
* thenAcceptAsync result completes normally after normal |
1421 |
* completion of source |
1422 |
*/ |
1423 |
public void testThenAcceptAsync() { |
1424 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1425 |
IncAction r = new IncAction(); |
1426 |
CompletableFuture<Void> g = f.thenAcceptAsync(r); |
1427 |
f.complete(one); |
1428 |
checkCompletedNormally(g, null); |
1429 |
assertEquals(r.value, 2); |
1430 |
} |
1431 |
|
1432 |
/** |
1433 |
* thenAcceptAsync result completes exceptionally after exceptional |
1434 |
* completion of source |
1435 |
*/ |
1436 |
public void testThenAcceptAsync2() { |
1437 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1438 |
IncAction r = new IncAction(); |
1439 |
CompletableFuture<Void> g = f.thenAcceptAsync(r); |
1440 |
f.completeExceptionally(new CFException()); |
1441 |
checkCompletedWithWrappedCFException(g); |
1442 |
} |
1443 |
|
1444 |
/** |
1445 |
* thenAcceptAsync result completes exceptionally if action does |
1446 |
*/ |
1447 |
public void testThenAcceptAsync3() { |
1448 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1449 |
FailingConsumer r = new FailingConsumer(); |
1450 |
CompletableFuture<Void> g = f.thenAcceptAsync(r); |
1451 |
f.complete(null); |
1452 |
checkCompletedWithWrappedCFException(g); |
1453 |
} |
1454 |
|
1455 |
/** |
1456 |
* thenAcceptAsync result completes exceptionally if source cancelled |
1457 |
*/ |
1458 |
public void testThenAcceptAsync4() { |
1459 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1460 |
IncAction r = new IncAction(); |
1461 |
CompletableFuture<Void> g = f.thenAcceptAsync(r); |
1462 |
assertTrue(f.cancel(true)); |
1463 |
checkCompletedWithWrappedCancellationException(g); |
1464 |
} |
1465 |
|
1466 |
/** |
1467 |
* thenCombineAsync result completes normally after normal |
1468 |
* completion of sources |
1469 |
*/ |
1470 |
public void testThenCombineAsync() { |
1471 |
CompletableFuture<Integer> f, g, h; |
1472 |
|
1473 |
f = new CompletableFuture<>(); |
1474 |
g = new CompletableFuture<>(); |
1475 |
h = f.thenCombineAsync(g, subtract); |
1476 |
f.complete(3); |
1477 |
checkIncomplete(h); |
1478 |
g.complete(1); |
1479 |
checkCompletedNormally(h, 2); |
1480 |
|
1481 |
f = new CompletableFuture<>(); |
1482 |
g = new CompletableFuture<>(); |
1483 |
h = f.thenCombineAsync(g, subtract); |
1484 |
g.complete(1); |
1485 |
checkIncomplete(h); |
1486 |
f.complete(3); |
1487 |
checkCompletedNormally(h, 2); |
1488 |
|
1489 |
f = new CompletableFuture<>(); |
1490 |
g = new CompletableFuture<>(); |
1491 |
g.complete(1); |
1492 |
f.complete(3); |
1493 |
h = f.thenCombineAsync(g, subtract); |
1494 |
checkCompletedNormally(h, 2); |
1495 |
} |
1496 |
|
1497 |
/** |
1498 |
* thenCombineAsync result completes exceptionally after exceptional |
1499 |
* completion of either source |
1500 |
*/ |
1501 |
public void testThenCombineAsync2() { |
1502 |
CompletableFuture<Integer> f, g, h; |
1503 |
|
1504 |
f = new CompletableFuture<>(); |
1505 |
g = new CompletableFuture<>(); |
1506 |
h = f.thenCombineAsync(g, subtract); |
1507 |
f.completeExceptionally(new CFException()); |
1508 |
checkIncomplete(h); |
1509 |
g.complete(1); |
1510 |
checkCompletedWithWrappedCFException(h); |
1511 |
|
1512 |
f = new CompletableFuture<>(); |
1513 |
g = new CompletableFuture<>(); |
1514 |
h = f.thenCombineAsync(g, subtract); |
1515 |
g.completeExceptionally(new CFException()); |
1516 |
checkIncomplete(h); |
1517 |
f.complete(3); |
1518 |
checkCompletedWithWrappedCFException(h); |
1519 |
|
1520 |
f = new CompletableFuture<>(); |
1521 |
g = new CompletableFuture<>(); |
1522 |
g.completeExceptionally(new CFException()); |
1523 |
f.complete(3); |
1524 |
h = f.thenCombineAsync(g, subtract); |
1525 |
checkCompletedWithWrappedCFException(h); |
1526 |
} |
1527 |
|
1528 |
/** |
1529 |
* thenCombineAsync result completes exceptionally if action does |
1530 |
*/ |
1531 |
public void testThenCombineAsync3() { |
1532 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1533 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1534 |
FailingBiFunction r = new FailingBiFunction(); |
1535 |
CompletableFuture<Integer> g = f.thenCombineAsync(f2, r); |
1536 |
f.complete(one); |
1537 |
checkIncomplete(g); |
1538 |
assertFalse(r.ran); |
1539 |
f2.complete(two); |
1540 |
checkCompletedWithWrappedCFException(g); |
1541 |
assertTrue(r.ran); |
1542 |
} |
1543 |
|
1544 |
/** |
1545 |
* thenCombineAsync result completes exceptionally if either source cancelled |
1546 |
*/ |
1547 |
public void testThenCombineAsync4() { |
1548 |
CompletableFuture<Integer> f, g, h; |
1549 |
|
1550 |
f = new CompletableFuture<>(); |
1551 |
g = new CompletableFuture<>(); |
1552 |
h = f.thenCombineAsync(g, subtract); |
1553 |
assertTrue(f.cancel(true)); |
1554 |
checkIncomplete(h); |
1555 |
g.complete(1); |
1556 |
checkCompletedWithWrappedCancellationException(h); |
1557 |
|
1558 |
f = new CompletableFuture<>(); |
1559 |
g = new CompletableFuture<>(); |
1560 |
h = f.thenCombineAsync(g, subtract); |
1561 |
assertTrue(g.cancel(true)); |
1562 |
checkIncomplete(h); |
1563 |
f.complete(3); |
1564 |
checkCompletedWithWrappedCancellationException(h); |
1565 |
|
1566 |
f = new CompletableFuture<>(); |
1567 |
g = new CompletableFuture<>(); |
1568 |
g.complete(3); |
1569 |
assertTrue(f.cancel(true)); |
1570 |
h = f.thenCombineAsync(g, subtract); |
1571 |
checkCompletedWithWrappedCancellationException(h); |
1572 |
|
1573 |
f = new CompletableFuture<>(); |
1574 |
g = new CompletableFuture<>(); |
1575 |
f.complete(3); |
1576 |
assertTrue(g.cancel(true)); |
1577 |
h = f.thenCombineAsync(g, subtract); |
1578 |
checkCompletedWithWrappedCancellationException(h); |
1579 |
} |
1580 |
|
1581 |
/** |
1582 |
* thenAcceptBothAsync result completes normally after normal |
1583 |
* completion of sources |
1584 |
*/ |
1585 |
public void testThenAcceptBothAsync() { |
1586 |
CompletableFuture<Integer> f, g; |
1587 |
CompletableFuture<Void> h; |
1588 |
SubtractAction r; |
1589 |
|
1590 |
f = new CompletableFuture<>(); |
1591 |
g = new CompletableFuture<>(); |
1592 |
h = f.thenAcceptBothAsync(g, r = new SubtractAction()); |
1593 |
f.complete(3); |
1594 |
checkIncomplete(h); |
1595 |
g.complete(1); |
1596 |
checkCompletedNormally(h, null); |
1597 |
assertEquals(r.value, 2); |
1598 |
|
1599 |
f = new CompletableFuture<>(); |
1600 |
g = new CompletableFuture<>(); |
1601 |
h = f.thenAcceptBothAsync(g, r = new SubtractAction()); |
1602 |
g.complete(1); |
1603 |
checkIncomplete(h); |
1604 |
f.complete(3); |
1605 |
checkCompletedNormally(h, null); |
1606 |
assertEquals(r.value, 2); |
1607 |
|
1608 |
f = new CompletableFuture<>(); |
1609 |
g = new CompletableFuture<>(); |
1610 |
g.complete(1); |
1611 |
f.complete(3); |
1612 |
h = f.thenAcceptBothAsync(g, r = new SubtractAction()); |
1613 |
checkCompletedNormally(h, null); |
1614 |
assertEquals(r.value, 2); |
1615 |
} |
1616 |
|
1617 |
/** |
1618 |
* thenAcceptBothAsync result completes exceptionally after exceptional |
1619 |
* completion of source |
1620 |
*/ |
1621 |
public void testThenAcceptBothAsync2() { |
1622 |
CompletableFuture<Integer> f, g; |
1623 |
CompletableFuture<Void> h; |
1624 |
SubtractAction r; |
1625 |
|
1626 |
f = new CompletableFuture<>(); |
1627 |
g = new CompletableFuture<>(); |
1628 |
h = f.thenAcceptBothAsync(g, r = new SubtractAction()); |
1629 |
f.completeExceptionally(new CFException()); |
1630 |
checkIncomplete(h); |
1631 |
g.complete(1); |
1632 |
checkCompletedWithWrappedCFException(h); |
1633 |
|
1634 |
f = new CompletableFuture<>(); |
1635 |
g = new CompletableFuture<>(); |
1636 |
h = f.thenAcceptBothAsync(g, r = new SubtractAction()); |
1637 |
g.completeExceptionally(new CFException()); |
1638 |
checkIncomplete(h); |
1639 |
f.complete(3); |
1640 |
checkCompletedWithWrappedCFException(h); |
1641 |
|
1642 |
f = new CompletableFuture<>(); |
1643 |
g = new CompletableFuture<>(); |
1644 |
f.complete(3); |
1645 |
g.completeExceptionally(new CFException()); |
1646 |
h = f.thenAcceptBothAsync(g, r = new SubtractAction()); |
1647 |
checkCompletedWithWrappedCFException(h); |
1648 |
|
1649 |
f = new CompletableFuture<>(); |
1650 |
g = new CompletableFuture<>(); |
1651 |
f.completeExceptionally(new CFException()); |
1652 |
g.complete(3); |
1653 |
h = f.thenAcceptBothAsync(g, r = new SubtractAction()); |
1654 |
checkCompletedWithWrappedCFException(h); |
1655 |
} |
1656 |
|
1657 |
/** |
1658 |
* thenAcceptBothAsync result completes exceptionally if action does |
1659 |
*/ |
1660 |
public void testThenAcceptBothAsync3() { |
1661 |
CompletableFuture<Integer> f, g; |
1662 |
CompletableFuture<Void> h; |
1663 |
FailingBiConsumer r; |
1664 |
|
1665 |
f = new CompletableFuture<>(); |
1666 |
g = new CompletableFuture<>(); |
1667 |
h = f.thenAcceptBothAsync(g, r = new FailingBiConsumer()); |
1668 |
f.complete(3); |
1669 |
checkIncomplete(h); |
1670 |
g.complete(1); |
1671 |
checkCompletedWithWrappedCFException(h); |
1672 |
|
1673 |
f = new CompletableFuture<>(); |
1674 |
g = new CompletableFuture<>(); |
1675 |
f.complete(3); |
1676 |
g.complete(1); |
1677 |
h = f.thenAcceptBothAsync(g, r = new FailingBiConsumer()); |
1678 |
checkCompletedWithWrappedCFException(h); |
1679 |
} |
1680 |
|
1681 |
/** |
1682 |
* thenAcceptBothAsync result completes exceptionally if either source cancelled |
1683 |
*/ |
1684 |
public void testThenAcceptBothAsync4() { |
1685 |
CompletableFuture<Integer> f, g; |
1686 |
CompletableFuture<Void> h; |
1687 |
SubtractAction r; |
1688 |
|
1689 |
f = new CompletableFuture<>(); |
1690 |
g = new CompletableFuture<>(); |
1691 |
h = f.thenAcceptBothAsync(g, r = new SubtractAction()); |
1692 |
assertTrue(f.cancel(true)); |
1693 |
checkIncomplete(h); |
1694 |
g.complete(1); |
1695 |
checkCompletedWithWrappedCancellationException(h); |
1696 |
|
1697 |
f = new CompletableFuture<>(); |
1698 |
g = new CompletableFuture<>(); |
1699 |
h = f.thenAcceptBothAsync(g, r = new SubtractAction()); |
1700 |
assertTrue(g.cancel(true)); |
1701 |
checkIncomplete(h); |
1702 |
f.complete(3); |
1703 |
checkCompletedWithWrappedCancellationException(h); |
1704 |
|
1705 |
f = new CompletableFuture<>(); |
1706 |
g = new CompletableFuture<>(); |
1707 |
f.complete(3); |
1708 |
assertTrue(g.cancel(true)); |
1709 |
h = f.thenAcceptBothAsync(g, r = new SubtractAction()); |
1710 |
checkCompletedWithWrappedCancellationException(h); |
1711 |
|
1712 |
f = new CompletableFuture<>(); |
1713 |
g = new CompletableFuture<>(); |
1714 |
assertTrue(f.cancel(true)); |
1715 |
g.complete(3); |
1716 |
h = f.thenAcceptBothAsync(g, r = new SubtractAction()); |
1717 |
checkCompletedWithWrappedCancellationException(h); |
1718 |
} |
1719 |
|
1720 |
/** |
1721 |
* runAfterBothAsync result completes normally after normal |
1722 |
* completion of sources |
1723 |
*/ |
1724 |
public void testRunAfterBothAsync() { |
1725 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1726 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1727 |
Noop r = new Noop(); |
1728 |
CompletableFuture<Void> g = f.runAfterBothAsync(f2, r); |
1729 |
f.complete(one); |
1730 |
checkIncomplete(g); |
1731 |
f2.complete(two); |
1732 |
checkCompletedNormally(g, null); |
1733 |
assertTrue(r.ran); |
1734 |
} |
1735 |
|
1736 |
/** |
1737 |
* runAfterBothAsync result completes exceptionally after exceptional |
1738 |
* completion of source |
1739 |
*/ |
1740 |
public void testRunAfterBothAsync2() { |
1741 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1742 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1743 |
Noop r = new Noop(); |
1744 |
CompletableFuture<Void> g = f.runAfterBothAsync(f2, r); |
1745 |
f.completeExceptionally(new CFException()); |
1746 |
f2.complete(two); |
1747 |
checkCompletedWithWrappedCFException(g); |
1748 |
|
1749 |
r = new Noop(); |
1750 |
f = new CompletableFuture<>(); |
1751 |
f2 = new CompletableFuture<>(); |
1752 |
g = f.runAfterBothAsync(f2, r); |
1753 |
f.complete(one); |
1754 |
f2.completeExceptionally(new CFException()); |
1755 |
checkCompletedWithWrappedCFException(g); |
1756 |
} |
1757 |
|
1758 |
/** |
1759 |
* runAfterBothAsync result completes exceptionally if action does |
1760 |
*/ |
1761 |
public void testRunAfterBothAsync3() { |
1762 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1763 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1764 |
FailingNoop r = new FailingNoop(); |
1765 |
CompletableFuture<Void> g = f.runAfterBothAsync(f2, r); |
1766 |
f.complete(one); |
1767 |
checkIncomplete(g); |
1768 |
f2.complete(two); |
1769 |
checkCompletedWithWrappedCFException(g); |
1770 |
} |
1771 |
|
1772 |
/** |
1773 |
* runAfterBothAsync result completes exceptionally if either source cancelled |
1774 |
*/ |
1775 |
public void testRunAfterBothAsync4() { |
1776 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1777 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1778 |
Noop r = new Noop(); |
1779 |
CompletableFuture<Void> g = f.runAfterBothAsync(f2, r); |
1780 |
assertTrue(f.cancel(true)); |
1781 |
f2.complete(two); |
1782 |
checkCompletedWithWrappedCancellationException(g); |
1783 |
|
1784 |
r = new Noop(); |
1785 |
f = new CompletableFuture<>(); |
1786 |
f2 = new CompletableFuture<>(); |
1787 |
g = f.runAfterBothAsync(f2, r); |
1788 |
f.complete(one); |
1789 |
assertTrue(f2.cancel(true)); |
1790 |
checkCompletedWithWrappedCancellationException(g); |
1791 |
} |
1792 |
|
1793 |
/** |
1794 |
* applyToEitherAsync result completes normally after normal |
1795 |
* completion of sources |
1796 |
*/ |
1797 |
public void testApplyToEitherAsync() { |
1798 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1799 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1800 |
CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc); |
1801 |
f.complete(one); |
1802 |
checkCompletedNormally(g, two); |
1803 |
|
1804 |
f = new CompletableFuture<>(); |
1805 |
f.complete(one); |
1806 |
f2 = new CompletableFuture<>(); |
1807 |
g = f.applyToEitherAsync(f2, inc); |
1808 |
checkCompletedNormally(g, two); |
1809 |
} |
1810 |
|
1811 |
/** |
1812 |
* applyToEitherAsync result completes exceptionally after exceptional |
1813 |
* completion of source |
1814 |
*/ |
1815 |
public void testApplyToEitherAsync2() { |
1816 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1817 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1818 |
CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc); |
1819 |
f.completeExceptionally(new CFException()); |
1820 |
checkCompletedWithWrappedCFException(g); |
1821 |
|
1822 |
f = new CompletableFuture<>(); |
1823 |
f2 = new CompletableFuture<>(); |
1824 |
f2.completeExceptionally(new CFException()); |
1825 |
g = f.applyToEitherAsync(f2, inc); |
1826 |
f.complete(one); |
1827 |
checkCompletedWithWrappedCFException(g); |
1828 |
} |
1829 |
|
1830 |
/** |
1831 |
* applyToEitherAsync result completes exceptionally if action does |
1832 |
*/ |
1833 |
public void testApplyToEitherAsync3() { |
1834 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1835 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1836 |
FailingFunction r = new FailingFunction(); |
1837 |
CompletableFuture<Integer> g = f.applyToEitherAsync(f2, r); |
1838 |
f.complete(one); |
1839 |
checkCompletedWithWrappedCFException(g); |
1840 |
} |
1841 |
|
1842 |
/** |
1843 |
* applyToEitherAsync result completes exceptionally if either source cancelled |
1844 |
*/ |
1845 |
public void testApplyToEitherAsync4() { |
1846 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1847 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1848 |
CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc); |
1849 |
assertTrue(f.cancel(true)); |
1850 |
checkCompletedWithWrappedCancellationException(g); |
1851 |
|
1852 |
f = new CompletableFuture<>(); |
1853 |
f2 = new CompletableFuture<>(); |
1854 |
assertTrue(f2.cancel(true)); |
1855 |
g = f.applyToEitherAsync(f2, inc); |
1856 |
checkCompletedWithWrappedCancellationException(g); |
1857 |
} |
1858 |
|
1859 |
/** |
1860 |
* acceptEitherAsync result completes normally after normal |
1861 |
* completion of sources |
1862 |
*/ |
1863 |
public void testAcceptEitherAsync() { |
1864 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1865 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1866 |
IncAction r = new IncAction(); |
1867 |
CompletableFuture<Void> g = f.acceptEitherAsync(f2, r); |
1868 |
f.complete(one); |
1869 |
checkCompletedNormally(g, null); |
1870 |
assertEquals(r.value, 2); |
1871 |
|
1872 |
r = new IncAction(); |
1873 |
f = new CompletableFuture<>(); |
1874 |
f.complete(one); |
1875 |
f2 = new CompletableFuture<>(); |
1876 |
g = f.acceptEitherAsync(f2, r); |
1877 |
checkCompletedNormally(g, null); |
1878 |
assertEquals(r.value, 2); |
1879 |
} |
1880 |
|
1881 |
/** |
1882 |
* acceptEitherAsync result completes exceptionally after exceptional |
1883 |
* completion of source |
1884 |
*/ |
1885 |
public void testAcceptEitherAsync2() { |
1886 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1887 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1888 |
IncAction r = new IncAction(); |
1889 |
CompletableFuture<Void> g = f.acceptEitherAsync(f2, r); |
1890 |
f.completeExceptionally(new CFException()); |
1891 |
checkCompletedWithWrappedCFException(g); |
1892 |
|
1893 |
r = new IncAction(); |
1894 |
f = new CompletableFuture<>(); |
1895 |
f2 = new CompletableFuture<>(); |
1896 |
f2.completeExceptionally(new CFException()); |
1897 |
g = f.acceptEitherAsync(f2, r); |
1898 |
f.complete(one); |
1899 |
checkCompletedWithWrappedCFException(g); |
1900 |
} |
1901 |
|
1902 |
/** |
1903 |
* acceptEitherAsync result completes exceptionally if action does |
1904 |
*/ |
1905 |
public void testAcceptEitherAsync3() { |
1906 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1907 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1908 |
FailingConsumer r = new FailingConsumer(); |
1909 |
CompletableFuture<Void> g = f.acceptEitherAsync(f2, r); |
1910 |
f.complete(one); |
1911 |
checkCompletedWithWrappedCFException(g); |
1912 |
} |
1913 |
|
1914 |
/** |
1915 |
* acceptEitherAsync result completes exceptionally if either |
1916 |
* source cancelled |
1917 |
*/ |
1918 |
public void testAcceptEitherAsync4() { |
1919 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1920 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1921 |
IncAction r = new IncAction(); |
1922 |
CompletableFuture<Void> g = f.acceptEitherAsync(f2, r); |
1923 |
assertTrue(f.cancel(true)); |
1924 |
checkCompletedWithWrappedCancellationException(g); |
1925 |
|
1926 |
r = new IncAction(); |
1927 |
f = new CompletableFuture<>(); |
1928 |
f2 = new CompletableFuture<>(); |
1929 |
assertTrue(f2.cancel(true)); |
1930 |
g = f.acceptEitherAsync(f2, r); |
1931 |
checkCompletedWithWrappedCancellationException(g); |
1932 |
} |
1933 |
|
1934 |
/** |
1935 |
* runAfterEitherAsync result completes normally after normal |
1936 |
* completion of sources |
1937 |
*/ |
1938 |
public void testRunAfterEitherAsync() { |
1939 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1940 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1941 |
Noop r = new Noop(); |
1942 |
CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r); |
1943 |
f.complete(one); |
1944 |
checkCompletedNormally(g, null); |
1945 |
assertTrue(r.ran); |
1946 |
|
1947 |
r = new Noop(); |
1948 |
f = new CompletableFuture<>(); |
1949 |
f.complete(one); |
1950 |
f2 = new CompletableFuture<>(); |
1951 |
g = f.runAfterEitherAsync(f2, r); |
1952 |
checkCompletedNormally(g, null); |
1953 |
assertTrue(r.ran); |
1954 |
} |
1955 |
|
1956 |
/** |
1957 |
* runAfterEitherAsync result completes exceptionally after exceptional |
1958 |
* completion of source |
1959 |
*/ |
1960 |
public void testRunAfterEitherAsync2() { |
1961 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1962 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1963 |
Noop r = new Noop(); |
1964 |
CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r); |
1965 |
f.completeExceptionally(new CFException()); |
1966 |
checkCompletedWithWrappedCFException(g); |
1967 |
|
1968 |
r = new Noop(); |
1969 |
f = new CompletableFuture<>(); |
1970 |
f2 = new CompletableFuture<>(); |
1971 |
f2.completeExceptionally(new CFException()); |
1972 |
g = f.runAfterEitherAsync(f2, r); |
1973 |
f.complete(one); |
1974 |
checkCompletedWithWrappedCFException(g); |
1975 |
} |
1976 |
|
1977 |
/** |
1978 |
* runAfterEitherAsync result completes exceptionally if action does |
1979 |
*/ |
1980 |
public void testRunAfterEitherAsync3() { |
1981 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1982 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1983 |
FailingNoop r = new FailingNoop(); |
1984 |
CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r); |
1985 |
f.complete(one); |
1986 |
checkCompletedWithWrappedCFException(g); |
1987 |
} |
1988 |
|
1989 |
/** |
1990 |
* runAfterEitherAsync result completes exceptionally if either |
1991 |
* source cancelled |
1992 |
*/ |
1993 |
public void testRunAfterEitherAsync4() { |
1994 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1995 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1996 |
Noop r = new Noop(); |
1997 |
CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r); |
1998 |
assertTrue(f.cancel(true)); |
1999 |
checkCompletedWithWrappedCancellationException(g); |
2000 |
|
2001 |
r = new Noop(); |
2002 |
f = new CompletableFuture<>(); |
2003 |
f2 = new CompletableFuture<>(); |
2004 |
assertTrue(f2.cancel(true)); |
2005 |
g = f.runAfterEitherAsync(f2, r); |
2006 |
checkCompletedWithWrappedCancellationException(g); |
2007 |
} |
2008 |
|
2009 |
/** |
2010 |
* thenComposeAsync result completes normally after normal |
2011 |
* completion of source |
2012 |
*/ |
2013 |
public void testThenComposeAsync() { |
2014 |
CompletableFuture<Integer> f, g; |
2015 |
CompletableFutureInc r; |
2016 |
|
2017 |
f = new CompletableFuture<>(); |
2018 |
g = f.thenComposeAsync(r = new CompletableFutureInc()); |
2019 |
f.complete(one); |
2020 |
checkCompletedNormally(g, two); |
2021 |
|
2022 |
f = new CompletableFuture<>(); |
2023 |
f.complete(one); |
2024 |
g = f.thenComposeAsync(r = new CompletableFutureInc()); |
2025 |
checkCompletedNormally(g, two); |
2026 |
} |
2027 |
|
2028 |
/** |
2029 |
* thenComposeAsync result completes exceptionally after |
2030 |
* exceptional completion of source |
2031 |
*/ |
2032 |
public void testThenComposeAsync2() { |
2033 |
CompletableFuture<Integer> f, g; |
2034 |
CompletableFutureInc r; |
2035 |
|
2036 |
f = new CompletableFuture<>(); |
2037 |
g = f.thenComposeAsync(r = new CompletableFutureInc()); |
2038 |
f.completeExceptionally(new CFException()); |
2039 |
checkCompletedWithWrappedCFException(g); |
2040 |
assertFalse(r.ran); |
2041 |
|
2042 |
f = new CompletableFuture<>(); |
2043 |
f.completeExceptionally(new CFException()); |
2044 |
g = f.thenComposeAsync(r = new CompletableFutureInc()); |
2045 |
checkCompletedWithWrappedCFException(g); |
2046 |
assertFalse(r.ran); |
2047 |
} |
2048 |
|
2049 |
/** |
2050 |
* thenComposeAsync result completes exceptionally if action does |
2051 |
*/ |
2052 |
public void testThenComposeAsync3() { |
2053 |
CompletableFuture<Integer> f, g; |
2054 |
FailingCompletableFutureFunction r; |
2055 |
|
2056 |
f = new CompletableFuture<>(); |
2057 |
g = f.thenComposeAsync(r = new FailingCompletableFutureFunction()); |
2058 |
f.complete(one); |
2059 |
checkCompletedWithWrappedCFException(g); |
2060 |
|
2061 |
f = new CompletableFuture<>(); |
2062 |
f.complete(one); |
2063 |
g = f.thenComposeAsync(r = new FailingCompletableFutureFunction()); |
2064 |
checkCompletedWithWrappedCFException(g); |
2065 |
} |
2066 |
|
2067 |
/** |
2068 |
* thenComposeAsync result completes exceptionally if source cancelled |
2069 |
*/ |
2070 |
public void testThenComposeAsync4() { |
2071 |
CompletableFuture<Integer> f, g; |
2072 |
CompletableFutureInc r; |
2073 |
|
2074 |
f = new CompletableFuture<>(); |
2075 |
g = f.thenComposeAsync(r = new CompletableFutureInc()); |
2076 |
assertTrue(f.cancel(true)); |
2077 |
checkCompletedWithWrappedCancellationException(g); |
2078 |
|
2079 |
f = new CompletableFuture<>(); |
2080 |
assertTrue(f.cancel(true)); |
2081 |
g = f.thenComposeAsync(r = new CompletableFutureInc()); |
2082 |
checkCompletedWithWrappedCancellationException(g); |
2083 |
} |
2084 |
|
2085 |
// async with explicit executors |
2086 |
|
2087 |
/** |
2088 |
* thenRunAsync result completes normally after normal completion of source |
2089 |
*/ |
2090 |
public void testThenRunAsyncE() { |
2091 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2092 |
Noop r = new Noop(); |
2093 |
CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor()); |
2094 |
f.complete(null); |
2095 |
checkCompletedNormally(g, null); |
2096 |
|
2097 |
// reordered version |
2098 |
f = new CompletableFuture<>(); |
2099 |
f.complete(null); |
2100 |
r = new Noop(); |
2101 |
g = f.thenRunAsync(r, new ThreadExecutor()); |
2102 |
checkCompletedNormally(g, null); |
2103 |
} |
2104 |
|
2105 |
/** |
2106 |
* thenRunAsync result completes exceptionally after exceptional |
2107 |
* completion of source |
2108 |
*/ |
2109 |
public void testThenRunAsync2E() { |
2110 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2111 |
Noop r = new Noop(); |
2112 |
CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor()); |
2113 |
f.completeExceptionally(new CFException()); |
2114 |
try { |
2115 |
g.join(); |
2116 |
shouldThrow(); |
2117 |
} catch (CompletionException success) {} |
2118 |
checkCompletedWithWrappedCFException(g); |
2119 |
} |
2120 |
|
2121 |
/** |
2122 |
* thenRunAsync result completes exceptionally if action does |
2123 |
*/ |
2124 |
public void testThenRunAsync3E() { |
2125 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2126 |
FailingNoop r = new FailingNoop(); |
2127 |
CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor()); |
2128 |
f.complete(null); |
2129 |
checkCompletedWithWrappedCFException(g); |
2130 |
} |
2131 |
|
2132 |
/** |
2133 |
* thenRunAsync result completes exceptionally if source cancelled |
2134 |
*/ |
2135 |
public void testThenRunAsync4E() { |
2136 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2137 |
Noop r = new Noop(); |
2138 |
CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor()); |
2139 |
assertTrue(f.cancel(true)); |
2140 |
checkCompletedWithWrappedCancellationException(g); |
2141 |
} |
2142 |
|
2143 |
/** |
2144 |
* thenApplyAsync result completes normally after normal completion of source |
2145 |
*/ |
2146 |
public void testThenApplyAsyncE() { |
2147 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2148 |
CompletableFuture<Integer> g = f.thenApplyAsync(inc, new ThreadExecutor()); |
2149 |
f.complete(one); |
2150 |
checkCompletedNormally(g, two); |
2151 |
} |
2152 |
|
2153 |
/** |
2154 |
* thenApplyAsync result completes exceptionally after exceptional |
2155 |
* completion of source |
2156 |
*/ |
2157 |
public void testThenApplyAsync2E() { |
2158 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2159 |
CompletableFuture<Integer> g = f.thenApplyAsync(inc, new ThreadExecutor()); |
2160 |
f.completeExceptionally(new CFException()); |
2161 |
checkCompletedWithWrappedCFException(g); |
2162 |
} |
2163 |
|
2164 |
/** |
2165 |
* thenApplyAsync result completes exceptionally if action does |
2166 |
*/ |
2167 |
public void testThenApplyAsync3E() { |
2168 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2169 |
FailingFunction r = new FailingFunction(); |
2170 |
CompletableFuture<Integer> g = f.thenApplyAsync(r, new ThreadExecutor()); |
2171 |
f.complete(null); |
2172 |
checkCompletedWithWrappedCFException(g); |
2173 |
} |
2174 |
|
2175 |
/** |
2176 |
* thenApplyAsync result completes exceptionally if source cancelled |
2177 |
*/ |
2178 |
public void testThenApplyAsync4E() { |
2179 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2180 |
CompletableFuture<Integer> g = f.thenApplyAsync(inc, new ThreadExecutor()); |
2181 |
assertTrue(f.cancel(true)); |
2182 |
checkCompletedWithWrappedCancellationException(g); |
2183 |
} |
2184 |
|
2185 |
/** |
2186 |
* thenAcceptAsync result completes normally after normal |
2187 |
* completion of source |
2188 |
*/ |
2189 |
public void testThenAcceptAsyncE() { |
2190 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2191 |
IncAction r = new IncAction(); |
2192 |
CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor()); |
2193 |
f.complete(one); |
2194 |
checkCompletedNormally(g, null); |
2195 |
assertEquals(r.value, 2); |
2196 |
} |
2197 |
|
2198 |
/** |
2199 |
* thenAcceptAsync result completes exceptionally after exceptional |
2200 |
* completion of source |
2201 |
*/ |
2202 |
public void testThenAcceptAsync2E() { |
2203 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2204 |
IncAction r = new IncAction(); |
2205 |
CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor()); |
2206 |
f.completeExceptionally(new CFException()); |
2207 |
checkCompletedWithWrappedCFException(g); |
2208 |
} |
2209 |
|
2210 |
/** |
2211 |
* thenAcceptAsync result completes exceptionally if action does |
2212 |
*/ |
2213 |
public void testThenAcceptAsync3E() { |
2214 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2215 |
FailingConsumer r = new FailingConsumer(); |
2216 |
CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor()); |
2217 |
f.complete(null); |
2218 |
checkCompletedWithWrappedCFException(g); |
2219 |
} |
2220 |
|
2221 |
/** |
2222 |
* thenAcceptAsync result completes exceptionally if source cancelled |
2223 |
*/ |
2224 |
public void testThenAcceptAsync4E() { |
2225 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2226 |
IncAction r = new IncAction(); |
2227 |
CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor()); |
2228 |
assertTrue(f.cancel(true)); |
2229 |
checkCompletedWithWrappedCancellationException(g); |
2230 |
} |
2231 |
|
2232 |
/** |
2233 |
* thenCombineAsync result completes normally after normal |
2234 |
* completion of sources |
2235 |
*/ |
2236 |
public void testThenCombineAsyncE() { |
2237 |
CompletableFuture<Integer> f, g, h; |
2238 |
ThreadExecutor e = new ThreadExecutor(); |
2239 |
int count = 0; |
2240 |
|
2241 |
f = new CompletableFuture<>(); |
2242 |
g = new CompletableFuture<>(); |
2243 |
h = f.thenCombineAsync(g, subtract, e); |
2244 |
f.complete(3); |
2245 |
checkIncomplete(h); |
2246 |
g.complete(1); |
2247 |
checkCompletedNormally(h, 2); |
2248 |
assertEquals(++count, e.count.get()); |
2249 |
|
2250 |
f = new CompletableFuture<>(); |
2251 |
g = new CompletableFuture<>(); |
2252 |
h = f.thenCombineAsync(g, subtract, e); |
2253 |
g.complete(1); |
2254 |
checkIncomplete(h); |
2255 |
f.complete(3); |
2256 |
checkCompletedNormally(h, 2); |
2257 |
assertEquals(++count, e.count.get()); |
2258 |
|
2259 |
f = new CompletableFuture<>(); |
2260 |
g = new CompletableFuture<>(); |
2261 |
g.complete(1); |
2262 |
f.complete(3); |
2263 |
h = f.thenCombineAsync(g, subtract, e); |
2264 |
checkCompletedNormally(h, 2); |
2265 |
assertEquals(++count, e.count.get()); |
2266 |
} |
2267 |
|
2268 |
/** |
2269 |
* thenCombineAsync result completes exceptionally after exceptional |
2270 |
* completion of either source |
2271 |
*/ |
2272 |
public void testThenCombineAsync2E() { |
2273 |
CompletableFuture<Integer> f, g, h; |
2274 |
ThreadExecutor e = new ThreadExecutor(); |
2275 |
int count = 0; |
2276 |
|
2277 |
f = new CompletableFuture<>(); |
2278 |
g = new CompletableFuture<>(); |
2279 |
h = f.thenCombineAsync(g, subtract, e); |
2280 |
f.completeExceptionally(new CFException()); |
2281 |
checkIncomplete(h); |
2282 |
g.complete(1); |
2283 |
checkCompletedWithWrappedCFException(h); |
2284 |
|
2285 |
f = new CompletableFuture<>(); |
2286 |
g = new CompletableFuture<>(); |
2287 |
h = f.thenCombineAsync(g, subtract, e); |
2288 |
g.completeExceptionally(new CFException()); |
2289 |
checkIncomplete(h); |
2290 |
f.complete(3); |
2291 |
checkCompletedWithWrappedCFException(h); |
2292 |
|
2293 |
f = new CompletableFuture<>(); |
2294 |
g = new CompletableFuture<>(); |
2295 |
g.completeExceptionally(new CFException()); |
2296 |
h = f.thenCombineAsync(g, subtract, e); |
2297 |
checkIncomplete(h); |
2298 |
f.complete(3); |
2299 |
checkCompletedWithWrappedCFException(h); |
2300 |
|
2301 |
assertEquals(0, e.count.get()); |
2302 |
} |
2303 |
|
2304 |
/** |
2305 |
* thenCombineAsync result completes exceptionally if action does |
2306 |
*/ |
2307 |
public void testThenCombineAsync3E() { |
2308 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2309 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2310 |
FailingBiFunction r = new FailingBiFunction(); |
2311 |
CompletableFuture<Integer> g = f.thenCombineAsync(f2, r, new ThreadExecutor()); |
2312 |
f.complete(one); |
2313 |
checkIncomplete(g); |
2314 |
assertFalse(r.ran); |
2315 |
f2.complete(two); |
2316 |
checkCompletedWithWrappedCFException(g); |
2317 |
assertTrue(r.ran); |
2318 |
} |
2319 |
|
2320 |
/** |
2321 |
* thenCombineAsync result completes exceptionally if either source cancelled |
2322 |
*/ |
2323 |
public void testThenCombineAsync4E() { |
2324 |
CompletableFuture<Integer> f, g, h; |
2325 |
ThreadExecutor e = new ThreadExecutor(); |
2326 |
|
2327 |
f = new CompletableFuture<>(); |
2328 |
g = new CompletableFuture<>(); |
2329 |
h = f.thenCombineAsync(g, subtract, e); |
2330 |
assertTrue(f.cancel(true)); |
2331 |
checkIncomplete(h); |
2332 |
g.complete(1); |
2333 |
checkCompletedWithWrappedCancellationException(h); |
2334 |
|
2335 |
f = new CompletableFuture<>(); |
2336 |
g = new CompletableFuture<>(); |
2337 |
h = f.thenCombineAsync(g, subtract, e); |
2338 |
assertTrue(g.cancel(true)); |
2339 |
checkIncomplete(h); |
2340 |
f.complete(3); |
2341 |
checkCompletedWithWrappedCancellationException(h); |
2342 |
|
2343 |
f = new CompletableFuture<>(); |
2344 |
g = new CompletableFuture<>(); |
2345 |
assertTrue(g.cancel(true)); |
2346 |
h = f.thenCombineAsync(g, subtract, e); |
2347 |
checkIncomplete(h); |
2348 |
f.complete(3); |
2349 |
checkCompletedWithWrappedCancellationException(h); |
2350 |
|
2351 |
f = new CompletableFuture<>(); |
2352 |
g = new CompletableFuture<>(); |
2353 |
assertTrue(f.cancel(true)); |
2354 |
assertTrue(g.cancel(true)); |
2355 |
h = f.thenCombineAsync(g, subtract, e); |
2356 |
checkCompletedWithWrappedCancellationException(h); |
2357 |
|
2358 |
assertEquals(0, e.count.get()); |
2359 |
} |
2360 |
|
2361 |
/** |
2362 |
* thenAcceptBothAsync result completes normally after normal |
2363 |
* completion of sources |
2364 |
*/ |
2365 |
public void testThenAcceptBothAsyncE() { |
2366 |
CompletableFuture<Integer> f, g; |
2367 |
CompletableFuture<Void> h; |
2368 |
SubtractAction r; |
2369 |
ThreadExecutor e = new ThreadExecutor(); |
2370 |
|
2371 |
f = new CompletableFuture<>(); |
2372 |
g = new CompletableFuture<>(); |
2373 |
h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e); |
2374 |
f.complete(3); |
2375 |
checkIncomplete(h); |
2376 |
g.complete(1); |
2377 |
checkCompletedNormally(h, null); |
2378 |
assertEquals(r.value, 2); |
2379 |
|
2380 |
f = new CompletableFuture<>(); |
2381 |
g = new CompletableFuture<>(); |
2382 |
h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e); |
2383 |
g.complete(1); |
2384 |
checkIncomplete(h); |
2385 |
f.complete(3); |
2386 |
checkCompletedNormally(h, null); |
2387 |
assertEquals(r.value, 2); |
2388 |
|
2389 |
f = new CompletableFuture<>(); |
2390 |
g = new CompletableFuture<>(); |
2391 |
g.complete(1); |
2392 |
f.complete(3); |
2393 |
h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e); |
2394 |
checkCompletedNormally(h, null); |
2395 |
assertEquals(r.value, 2); |
2396 |
|
2397 |
assertEquals(3, e.count.get()); |
2398 |
} |
2399 |
|
2400 |
/** |
2401 |
* thenAcceptBothAsync result completes exceptionally after exceptional |
2402 |
* completion of source |
2403 |
*/ |
2404 |
public void testThenAcceptBothAsync2E() { |
2405 |
CompletableFuture<Integer> f, g; |
2406 |
CompletableFuture<Void> h; |
2407 |
SubtractAction r; |
2408 |
ThreadExecutor e = new ThreadExecutor(); |
2409 |
|
2410 |
f = new CompletableFuture<>(); |
2411 |
g = new CompletableFuture<>(); |
2412 |
h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e); |
2413 |
f.completeExceptionally(new CFException()); |
2414 |
checkIncomplete(h); |
2415 |
g.complete(1); |
2416 |
checkCompletedWithWrappedCFException(h); |
2417 |
|
2418 |
f = new CompletableFuture<>(); |
2419 |
g = new CompletableFuture<>(); |
2420 |
h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e); |
2421 |
g.completeExceptionally(new CFException()); |
2422 |
checkIncomplete(h); |
2423 |
f.complete(3); |
2424 |
checkCompletedWithWrappedCFException(h); |
2425 |
|
2426 |
f = new CompletableFuture<>(); |
2427 |
g = new CompletableFuture<>(); |
2428 |
f.complete(3); |
2429 |
g.completeExceptionally(new CFException()); |
2430 |
h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e); |
2431 |
checkCompletedWithWrappedCFException(h); |
2432 |
|
2433 |
f = new CompletableFuture<>(); |
2434 |
g = new CompletableFuture<>(); |
2435 |
f.completeExceptionally(new CFException()); |
2436 |
g.complete(3); |
2437 |
h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e); |
2438 |
checkCompletedWithWrappedCFException(h); |
2439 |
|
2440 |
assertEquals(0, e.count.get()); |
2441 |
} |
2442 |
|
2443 |
/** |
2444 |
* thenAcceptBothAsync result completes exceptionally if action does |
2445 |
*/ |
2446 |
public void testThenAcceptBothAsync3E() { |
2447 |
CompletableFuture<Integer> f, g; |
2448 |
CompletableFuture<Void> h; |
2449 |
FailingBiConsumer r; |
2450 |
ThreadExecutor e = new ThreadExecutor(); |
2451 |
|
2452 |
f = new CompletableFuture<>(); |
2453 |
g = new CompletableFuture<>(); |
2454 |
h = f.thenAcceptBothAsync(g, r = new FailingBiConsumer(), e); |
2455 |
f.complete(3); |
2456 |
checkIncomplete(h); |
2457 |
g.complete(1); |
2458 |
checkCompletedWithWrappedCFException(h); |
2459 |
|
2460 |
f = new CompletableFuture<>(); |
2461 |
g = new CompletableFuture<>(); |
2462 |
f.complete(3); |
2463 |
g.complete(1); |
2464 |
h = f.thenAcceptBothAsync(g, r = new FailingBiConsumer(), e); |
2465 |
checkCompletedWithWrappedCFException(h); |
2466 |
|
2467 |
assertEquals(2, e.count.get()); |
2468 |
} |
2469 |
|
2470 |
/** |
2471 |
* thenAcceptBothAsync result completes exceptionally if either source cancelled |
2472 |
*/ |
2473 |
public void testThenAcceptBothAsync4E() { |
2474 |
CompletableFuture<Integer> f, g; |
2475 |
CompletableFuture<Void> h; |
2476 |
SubtractAction r; |
2477 |
ThreadExecutor e = new ThreadExecutor(); |
2478 |
|
2479 |
f = new CompletableFuture<>(); |
2480 |
g = new CompletableFuture<>(); |
2481 |
h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e); |
2482 |
assertTrue(f.cancel(true)); |
2483 |
checkIncomplete(h); |
2484 |
g.complete(1); |
2485 |
checkCompletedWithWrappedCancellationException(h); |
2486 |
|
2487 |
f = new CompletableFuture<>(); |
2488 |
g = new CompletableFuture<>(); |
2489 |
h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e); |
2490 |
assertTrue(g.cancel(true)); |
2491 |
checkIncomplete(h); |
2492 |
f.complete(3); |
2493 |
checkCompletedWithWrappedCancellationException(h); |
2494 |
|
2495 |
f = new CompletableFuture<>(); |
2496 |
g = new CompletableFuture<>(); |
2497 |
f.complete(3); |
2498 |
assertTrue(g.cancel(true)); |
2499 |
h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e); |
2500 |
checkCompletedWithWrappedCancellationException(h); |
2501 |
|
2502 |
f = new CompletableFuture<>(); |
2503 |
g = new CompletableFuture<>(); |
2504 |
assertTrue(f.cancel(true)); |
2505 |
g.complete(3); |
2506 |
h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e); |
2507 |
checkCompletedWithWrappedCancellationException(h); |
2508 |
|
2509 |
assertEquals(0, e.count.get()); |
2510 |
} |
2511 |
|
2512 |
/** |
2513 |
* runAfterBothAsync result completes normally after normal |
2514 |
* completion of sources |
2515 |
*/ |
2516 |
public void testRunAfterBothAsyncE() { |
2517 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2518 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2519 |
Noop r = new Noop(); |
2520 |
CompletableFuture<Void> g = f.runAfterBothAsync(f2, r, new ThreadExecutor()); |
2521 |
f.complete(one); |
2522 |
checkIncomplete(g); |
2523 |
f2.complete(two); |
2524 |
checkCompletedNormally(g, null); |
2525 |
assertTrue(r.ran); |
2526 |
} |
2527 |
|
2528 |
/** |
2529 |
* runAfterBothAsync result completes exceptionally after exceptional |
2530 |
* completion of source |
2531 |
*/ |
2532 |
public void testRunAfterBothAsync2E() { |
2533 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2534 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2535 |
Noop r = new Noop(); |
2536 |
CompletableFuture<Void> g = f.runAfterBothAsync(f2, r, new ThreadExecutor()); |
2537 |
f.completeExceptionally(new CFException()); |
2538 |
f2.complete(two); |
2539 |
checkCompletedWithWrappedCFException(g); |
2540 |
|
2541 |
r = new Noop(); |
2542 |
f = new CompletableFuture<>(); |
2543 |
f2 = new CompletableFuture<>(); |
2544 |
g = f.runAfterBothAsync(f2, r, new ThreadExecutor()); |
2545 |
f.complete(one); |
2546 |
f2.completeExceptionally(new CFException()); |
2547 |
checkCompletedWithWrappedCFException(g); |
2548 |
} |
2549 |
|
2550 |
/** |
2551 |
* runAfterBothAsync result completes exceptionally if action does |
2552 |
*/ |
2553 |
public void testRunAfterBothAsync3E() { |
2554 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2555 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2556 |
FailingNoop r = new FailingNoop(); |
2557 |
CompletableFuture<Void> g = f.runAfterBothAsync(f2, r, new ThreadExecutor()); |
2558 |
f.complete(one); |
2559 |
checkIncomplete(g); |
2560 |
f2.complete(two); |
2561 |
checkCompletedWithWrappedCFException(g); |
2562 |
} |
2563 |
|
2564 |
/** |
2565 |
* runAfterBothAsync result completes exceptionally if either source cancelled |
2566 |
*/ |
2567 |
public void testRunAfterBothAsync4E() { |
2568 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2569 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2570 |
Noop r = new Noop(); |
2571 |
CompletableFuture<Void> g = f.runAfterBothAsync(f2, r, new ThreadExecutor()); |
2572 |
assertTrue(f.cancel(true)); |
2573 |
f2.complete(two); |
2574 |
checkCompletedWithWrappedCancellationException(g); |
2575 |
|
2576 |
r = new Noop(); |
2577 |
f = new CompletableFuture<>(); |
2578 |
f2 = new CompletableFuture<>(); |
2579 |
g = f.runAfterBothAsync(f2, r, new ThreadExecutor()); |
2580 |
f.complete(one); |
2581 |
assertTrue(f2.cancel(true)); |
2582 |
checkCompletedWithWrappedCancellationException(g); |
2583 |
} |
2584 |
|
2585 |
/** |
2586 |
* applyToEitherAsync result completes normally after normal |
2587 |
* completion of sources |
2588 |
*/ |
2589 |
public void testApplyToEitherAsyncE() { |
2590 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2591 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2592 |
CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc, new ThreadExecutor()); |
2593 |
f.complete(one); |
2594 |
checkCompletedNormally(g, two); |
2595 |
|
2596 |
f = new CompletableFuture<>(); |
2597 |
f.complete(one); |
2598 |
f2 = new CompletableFuture<>(); |
2599 |
g = f.applyToEitherAsync(f2, inc, new ThreadExecutor()); |
2600 |
checkCompletedNormally(g, two); |
2601 |
} |
2602 |
|
2603 |
/** |
2604 |
* applyToEitherAsync result completes exceptionally after exceptional |
2605 |
* completion of source |
2606 |
*/ |
2607 |
public void testApplyToEitherAsync2E() { |
2608 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2609 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2610 |
CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc, new ThreadExecutor()); |
2611 |
f.completeExceptionally(new CFException()); |
2612 |
checkCompletedWithWrappedCFException(g); |
2613 |
|
2614 |
f = new CompletableFuture<>(); |
2615 |
f2 = new CompletableFuture<>(); |
2616 |
f2.completeExceptionally(new CFException()); |
2617 |
g = f.applyToEitherAsync(f2, inc, new ThreadExecutor()); |
2618 |
f.complete(one); |
2619 |
checkCompletedWithWrappedCFException(g); |
2620 |
} |
2621 |
|
2622 |
/** |
2623 |
* applyToEitherAsync result completes exceptionally if action does |
2624 |
*/ |
2625 |
public void testApplyToEitherAsync3E() { |
2626 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2627 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2628 |
FailingFunction r = new FailingFunction(); |
2629 |
CompletableFuture<Integer> g = f.applyToEitherAsync(f2, r, new ThreadExecutor()); |
2630 |
f.complete(one); |
2631 |
checkCompletedWithWrappedCFException(g); |
2632 |
} |
2633 |
|
2634 |
/** |
2635 |
* applyToEitherAsync result completes exceptionally if either source cancelled |
2636 |
*/ |
2637 |
public void testApplyToEitherAsync4E() { |
2638 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2639 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2640 |
CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc, new ThreadExecutor()); |
2641 |
assertTrue(f.cancel(true)); |
2642 |
checkCompletedWithWrappedCancellationException(g); |
2643 |
|
2644 |
f = new CompletableFuture<>(); |
2645 |
f2 = new CompletableFuture<>(); |
2646 |
assertTrue(f2.cancel(true)); |
2647 |
g = f.applyToEitherAsync(f2, inc, new ThreadExecutor()); |
2648 |
checkCompletedWithWrappedCancellationException(g); |
2649 |
} |
2650 |
|
2651 |
/** |
2652 |
* acceptEitherAsync result completes normally after normal |
2653 |
* completion of sources |
2654 |
*/ |
2655 |
public void testAcceptEitherAsyncE() { |
2656 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2657 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2658 |
IncAction r = new IncAction(); |
2659 |
CompletableFuture<Void> g = f.acceptEitherAsync(f2, r, new ThreadExecutor()); |
2660 |
f.complete(one); |
2661 |
checkCompletedNormally(g, null); |
2662 |
assertEquals(r.value, 2); |
2663 |
|
2664 |
r = new IncAction(); |
2665 |
f = new CompletableFuture<>(); |
2666 |
f.complete(one); |
2667 |
f2 = new CompletableFuture<>(); |
2668 |
g = f.acceptEitherAsync(f2, r, new ThreadExecutor()); |
2669 |
checkCompletedNormally(g, null); |
2670 |
assertEquals(r.value, 2); |
2671 |
} |
2672 |
|
2673 |
/** |
2674 |
* acceptEitherAsync result completes exceptionally after exceptional |
2675 |
* completion of source |
2676 |
*/ |
2677 |
public void testAcceptEitherAsync2E() { |
2678 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2679 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2680 |
IncAction r = new IncAction(); |
2681 |
CompletableFuture<Void> g = f.acceptEitherAsync(f2, r, new ThreadExecutor()); |
2682 |
f.completeExceptionally(new CFException()); |
2683 |
checkCompletedWithWrappedCFException(g); |
2684 |
|
2685 |
r = new IncAction(); |
2686 |
f = new CompletableFuture<>(); |
2687 |
f2 = new CompletableFuture<>(); |
2688 |
f2.completeExceptionally(new CFException()); |
2689 |
g = f.acceptEitherAsync(f2, r, new ThreadExecutor()); |
2690 |
f.complete(one); |
2691 |
checkCompletedWithWrappedCFException(g); |
2692 |
} |
2693 |
|
2694 |
/** |
2695 |
* acceptEitherAsync result completes exceptionally if action does |
2696 |
*/ |
2697 |
public void testAcceptEitherAsync3E() { |
2698 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2699 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2700 |
FailingConsumer r = new FailingConsumer(); |
2701 |
CompletableFuture<Void> g = f.acceptEitherAsync(f2, r, new ThreadExecutor()); |
2702 |
f.complete(one); |
2703 |
checkCompletedWithWrappedCFException(g); |
2704 |
} |
2705 |
|
2706 |
/** |
2707 |
* acceptEitherAsync result completes exceptionally if either |
2708 |
* source cancelled |
2709 |
*/ |
2710 |
public void testAcceptEitherAsync4E() { |
2711 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2712 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2713 |
IncAction r = new IncAction(); |
2714 |
CompletableFuture<Void> g = f.acceptEitherAsync(f2, r, new ThreadExecutor()); |
2715 |
assertTrue(f.cancel(true)); |
2716 |
checkCompletedWithWrappedCancellationException(g); |
2717 |
|
2718 |
r = new IncAction(); |
2719 |
f = new CompletableFuture<>(); |
2720 |
f2 = new CompletableFuture<>(); |
2721 |
assertTrue(f2.cancel(true)); |
2722 |
g = f.acceptEitherAsync(f2, r, new ThreadExecutor()); |
2723 |
checkCompletedWithWrappedCancellationException(g); |
2724 |
} |
2725 |
|
2726 |
/** |
2727 |
* runAfterEitherAsync result completes normally after normal |
2728 |
* completion of sources |
2729 |
*/ |
2730 |
public void testRunAfterEitherAsyncE() { |
2731 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2732 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2733 |
Noop r = new Noop(); |
2734 |
CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r, new ThreadExecutor()); |
2735 |
f.complete(one); |
2736 |
checkCompletedNormally(g, null); |
2737 |
assertTrue(r.ran); |
2738 |
|
2739 |
r = new Noop(); |
2740 |
f = new CompletableFuture<>(); |
2741 |
f.complete(one); |
2742 |
f2 = new CompletableFuture<>(); |
2743 |
g = f.runAfterEitherAsync(f2, r, new ThreadExecutor()); |
2744 |
checkCompletedNormally(g, null); |
2745 |
assertTrue(r.ran); |
2746 |
} |
2747 |
|
2748 |
/** |
2749 |
* runAfterEitherAsync result completes exceptionally after exceptional |
2750 |
* completion of source |
2751 |
*/ |
2752 |
public void testRunAfterEitherAsync2E() { |
2753 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2754 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2755 |
Noop r = new Noop(); |
2756 |
CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r, new ThreadExecutor()); |
2757 |
f.completeExceptionally(new CFException()); |
2758 |
checkCompletedWithWrappedCFException(g); |
2759 |
|
2760 |
r = new Noop(); |
2761 |
f = new CompletableFuture<>(); |
2762 |
f2 = new CompletableFuture<>(); |
2763 |
f2.completeExceptionally(new CFException()); |
2764 |
g = f.runAfterEitherAsync(f2, r, new ThreadExecutor()); |
2765 |
f.complete(one); |
2766 |
checkCompletedWithWrappedCFException(g); |
2767 |
} |
2768 |
|
2769 |
/** |
2770 |
* runAfterEitherAsync result completes exceptionally if action does |
2771 |
*/ |
2772 |
public void testRunAfterEitherAsync3E() { |
2773 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2774 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2775 |
FailingNoop r = new FailingNoop(); |
2776 |
CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r, new ThreadExecutor()); |
2777 |
f.complete(one); |
2778 |
checkCompletedWithWrappedCFException(g); |
2779 |
} |
2780 |
|
2781 |
/** |
2782 |
* runAfterEitherAsync result completes exceptionally if either |
2783 |
* source cancelled |
2784 |
*/ |
2785 |
public void testRunAfterEitherAsync4E() { |
2786 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2787 |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2788 |
Noop r = new Noop(); |
2789 |
CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r, new ThreadExecutor()); |
2790 |
assertTrue(f.cancel(true)); |
2791 |
checkCompletedWithWrappedCancellationException(g); |
2792 |
|
2793 |
r = new Noop(); |
2794 |
f = new CompletableFuture<>(); |
2795 |
f2 = new CompletableFuture<>(); |
2796 |
assertTrue(f2.cancel(true)); |
2797 |
g = f.runAfterEitherAsync(f2, r, new ThreadExecutor()); |
2798 |
checkCompletedWithWrappedCancellationException(g); |
2799 |
} |
2800 |
|
2801 |
/** |
2802 |
* thenComposeAsync result completes normally after normal |
2803 |
* completion of source |
2804 |
*/ |
2805 |
public void testThenComposeAsyncE() { |
2806 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2807 |
CompletableFutureInc r = new CompletableFutureInc(); |
2808 |
CompletableFuture<Integer> g = f.thenComposeAsync(r, new ThreadExecutor()); |
2809 |
f.complete(one); |
2810 |
checkCompletedNormally(g, two); |
2811 |
} |
2812 |
|
2813 |
/** |
2814 |
* thenComposeAsync result completes exceptionally after |
2815 |
* exceptional completion of source |
2816 |
*/ |
2817 |
public void testThenComposeAsync2E() { |
2818 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2819 |
CompletableFutureInc r = new CompletableFutureInc(); |
2820 |
CompletableFuture<Integer> g = f.thenComposeAsync(r, new ThreadExecutor()); |
2821 |
f.completeExceptionally(new CFException()); |
2822 |
checkCompletedWithWrappedCFException(g); |
2823 |
} |
2824 |
|
2825 |
/** |
2826 |
* thenComposeAsync result completes exceptionally if action does |
2827 |
*/ |
2828 |
public void testThenComposeAsync3E() { |
2829 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2830 |
FailingCompletableFutureFunction r = new FailingCompletableFutureFunction(); |
2831 |
CompletableFuture<Integer> g = f.thenComposeAsync(r, new ThreadExecutor()); |
2832 |
f.complete(one); |
2833 |
checkCompletedWithWrappedCFException(g); |
2834 |
} |
2835 |
|
2836 |
/** |
2837 |
* thenComposeAsync result completes exceptionally if source cancelled |
2838 |
*/ |
2839 |
public void testThenComposeAsync4E() { |
2840 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2841 |
CompletableFutureInc r = new CompletableFutureInc(); |
2842 |
CompletableFuture<Integer> g = f.thenComposeAsync(r, new ThreadExecutor()); |
2843 |
assertTrue(f.cancel(true)); |
2844 |
checkCompletedWithWrappedCancellationException(g); |
2845 |
} |
2846 |
|
2847 |
// other static methods |
2848 |
|
2849 |
/** |
2850 |
* allOf(no component futures) returns a future completed normally |
2851 |
* with the value null |
2852 |
*/ |
2853 |
public void testAllOf_empty() throws Exception { |
2854 |
CompletableFuture<Void> f = CompletableFuture.allOf(); |
2855 |
checkCompletedNormally(f, null); |
2856 |
} |
2857 |
|
2858 |
/** |
2859 |
* allOf returns a future completed normally with the value null |
2860 |
* when all components complete normally |
2861 |
*/ |
2862 |
public void testAllOf_normal() throws Exception { |
2863 |
for (int k = 1; k < 20; ++k) { |
2864 |
CompletableFuture<Integer>[] fs = (CompletableFuture<Integer>[]) new CompletableFuture[k]; |
2865 |
for (int i = 0; i < k; ++i) |
2866 |
fs[i] = new CompletableFuture<>(); |
2867 |
CompletableFuture<Void> f = CompletableFuture.allOf(fs); |
2868 |
for (int i = 0; i < k; ++i) { |
2869 |
checkIncomplete(f); |
2870 |
checkIncomplete(CompletableFuture.allOf(fs)); |
2871 |
fs[i].complete(one); |
2872 |
} |
2873 |
checkCompletedNormally(f, null); |
2874 |
checkCompletedNormally(CompletableFuture.allOf(fs), null); |
2875 |
} |
2876 |
} |
2877 |
|
2878 |
/** |
2879 |
* anyOf(no component futures) returns an incomplete future |
2880 |
*/ |
2881 |
public void testAnyOf_empty() throws Exception { |
2882 |
CompletableFuture<Object> f = CompletableFuture.anyOf(); |
2883 |
checkIncomplete(f); |
2884 |
} |
2885 |
|
2886 |
/** |
2887 |
* anyOf returns a future completed normally with a value when |
2888 |
* a component future does |
2889 |
*/ |
2890 |
public void testAnyOf_normal() throws Exception { |
2891 |
for (int k = 0; k < 10; ++k) { |
2892 |
CompletableFuture[] fs = new CompletableFuture[k]; |
2893 |
for (int i = 0; i < k; ++i) |
2894 |
fs[i] = new CompletableFuture<>(); |
2895 |
CompletableFuture<Object> f = CompletableFuture.anyOf(fs); |
2896 |
checkIncomplete(f); |
2897 |
for (int i = 0; i < k; ++i) { |
2898 |
fs[i].complete(one); |
2899 |
checkCompletedNormally(f, one); |
2900 |
checkCompletedNormally(CompletableFuture.anyOf(fs), one); |
2901 |
} |
2902 |
} |
2903 |
} |
2904 |
|
2905 |
/** |
2906 |
* anyOf result completes exceptionally when any component does. |
2907 |
*/ |
2908 |
public void testAnyOf_exceptional() throws Exception { |
2909 |
for (int k = 0; k < 10; ++k) { |
2910 |
CompletableFuture[] fs = new CompletableFuture[k]; |
2911 |
for (int i = 0; i < k; ++i) |
2912 |
fs[i] = new CompletableFuture<>(); |
2913 |
CompletableFuture<Object> f = CompletableFuture.anyOf(fs); |
2914 |
checkIncomplete(f); |
2915 |
for (int i = 0; i < k; ++i) { |
2916 |
fs[i].completeExceptionally(new CFException()); |
2917 |
checkCompletedWithWrappedCFException(f); |
2918 |
checkCompletedWithWrappedCFException(CompletableFuture.anyOf(fs)); |
2919 |
} |
2920 |
} |
2921 |
} |
2922 |
|
2923 |
/** |
2924 |
* Completion methods throw NullPointerException with null arguments |
2925 |
*/ |
2926 |
public void testNPE() { |
2927 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2928 |
CompletableFuture<Integer> g = new CompletableFuture<>(); |
2929 |
CompletableFuture<Integer> nullFuture = (CompletableFuture<Integer>)null; |
2930 |
CompletableFuture<?> h; |
2931 |
ThreadExecutor exec = new ThreadExecutor(); |
2932 |
|
2933 |
Runnable[] throwingActions = { |
2934 |
() -> CompletableFuture.supplyAsync(null), |
2935 |
() -> CompletableFuture.supplyAsync(null, exec), |
2936 |
() -> CompletableFuture.supplyAsync(supplyOne, null), |
2937 |
|
2938 |
() -> CompletableFuture.runAsync(null), |
2939 |
() -> CompletableFuture.runAsync(null, exec), |
2940 |
() -> CompletableFuture.runAsync(() -> {}, null), |
2941 |
|
2942 |
() -> f.completeExceptionally(null), |
2943 |
|
2944 |
() -> f.thenApply(null), |
2945 |
() -> f.thenApplyAsync(null), |
2946 |
() -> f.thenApplyAsync((x) -> x, null), |
2947 |
() -> f.thenApplyAsync(null, exec), |
2948 |
|
2949 |
() -> f.thenAccept(null), |
2950 |
() -> f.thenAcceptAsync(null), |
2951 |
() -> f.thenAcceptAsync((x) -> {} , null), |
2952 |
() -> f.thenAcceptAsync(null, exec), |
2953 |
|
2954 |
() -> f.thenRun(null), |
2955 |
() -> f.thenRunAsync(null), |
2956 |
() -> f.thenRunAsync(() -> {} , null), |
2957 |
() -> f.thenRunAsync(null, exec), |
2958 |
|
2959 |
() -> f.thenCombine(g, null), |
2960 |
() -> f.thenCombineAsync(g, null), |
2961 |
() -> f.thenCombineAsync(g, null, exec), |
2962 |
() -> f.thenCombine(nullFuture, (x, y) -> x), |
2963 |
() -> f.thenCombineAsync(nullFuture, (x, y) -> x), |
2964 |
() -> f.thenCombineAsync(nullFuture, (x, y) -> x, exec), |
2965 |
() -> f.thenCombineAsync(g, (x, y) -> x, null), |
2966 |
|
2967 |
() -> f.thenAcceptBoth(g, null), |
2968 |
() -> f.thenAcceptBothAsync(g, null), |
2969 |
() -> f.thenAcceptBothAsync(g, null, exec), |
2970 |
() -> f.thenAcceptBoth(nullFuture, (x, y) -> {}), |
2971 |
() -> f.thenAcceptBothAsync(nullFuture, (x, y) -> {}), |
2972 |
() -> f.thenAcceptBothAsync(nullFuture, (x, y) -> {}, exec), |
2973 |
() -> f.thenAcceptBothAsync(g, (x, y) -> {}, null), |
2974 |
|
2975 |
() -> f.runAfterBoth(g, null), |
2976 |
() -> f.runAfterBothAsync(g, null), |
2977 |
() -> f.runAfterBothAsync(g, null, exec), |
2978 |
() -> f.runAfterBoth(nullFuture, () -> {}), |
2979 |
() -> f.runAfterBothAsync(nullFuture, () -> {}), |
2980 |
() -> f.runAfterBothAsync(nullFuture, () -> {}, exec), |
2981 |
() -> f.runAfterBothAsync(g, () -> {}, null), |
2982 |
|
2983 |
() -> f.applyToEither(g, null), |
2984 |
() -> f.applyToEitherAsync(g, null), |
2985 |
() -> f.applyToEitherAsync(g, null, exec), |
2986 |
() -> f.applyToEither(nullFuture, (x) -> x), |
2987 |
() -> f.applyToEitherAsync(nullFuture, (x) -> x), |
2988 |
() -> f.applyToEitherAsync(nullFuture, (x) -> x, exec), |
2989 |
() -> f.applyToEitherAsync(g, (x) -> x, null), |
2990 |
|
2991 |
() -> f.acceptEither(g, null), |
2992 |
() -> f.acceptEitherAsync(g, null), |
2993 |
() -> f.acceptEitherAsync(g, null, exec), |
2994 |
() -> f.acceptEither(nullFuture, (x) -> {}), |
2995 |
() -> f.acceptEitherAsync(nullFuture, (x) -> {}), |
2996 |
() -> f.acceptEitherAsync(nullFuture, (x) -> {}, exec), |
2997 |
() -> f.acceptEitherAsync(g, (x) -> {}, null), |
2998 |
|
2999 |
() -> f.runAfterEither(g, null), |
3000 |
() -> f.runAfterEitherAsync(g, null), |
3001 |
() -> f.runAfterEitherAsync(g, null, exec), |
3002 |
() -> f.runAfterEither(nullFuture, () -> {}), |
3003 |
() -> f.runAfterEitherAsync(nullFuture, () -> {}), |
3004 |
() -> f.runAfterEitherAsync(nullFuture, () -> {}, exec), |
3005 |
() -> f.runAfterEitherAsync(g, () -> {}, null), |
3006 |
|
3007 |
() -> f.thenCompose(null), |
3008 |
() -> f.thenComposeAsync(null), |
3009 |
() -> f.thenComposeAsync(new CompletableFutureInc(), null), |
3010 |
() -> f.thenComposeAsync(null, exec), |
3011 |
|
3012 |
() -> f.exceptionally(null), |
3013 |
|
3014 |
() -> f.handle(null), |
3015 |
|
3016 |
() -> CompletableFuture.allOf((CompletableFuture<?>)null), |
3017 |
() -> CompletableFuture.allOf((CompletableFuture<?>[])null), |
3018 |
() -> CompletableFuture.allOf(f, null), |
3019 |
() -> CompletableFuture.allOf(null, f), |
3020 |
|
3021 |
() -> CompletableFuture.anyOf((CompletableFuture<?>)null), |
3022 |
() -> CompletableFuture.anyOf((CompletableFuture<?>[])null), |
3023 |
() -> CompletableFuture.anyOf(f, null), |
3024 |
() -> CompletableFuture.anyOf(null, f), |
3025 |
|
3026 |
() -> f.obtrudeException(null), |
3027 |
}; |
3028 |
|
3029 |
assertThrows(NullPointerException.class, throwingActions); |
3030 |
assertEquals(0, exec.count.get()); |
3031 |
} |
3032 |
|
3033 |
/** |
3034 |
* toCompletableFuture returns this CompletableFuture. |
3035 |
*/ |
3036 |
public void testToCompletableFuture() { |
3037 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
3038 |
assertSame(f, f.toCompletableFuture()); |
3039 |
} |
3040 |
|
3041 |
/** |
3042 |
* whenComplete action executes on normal completion, propagating |
3043 |
* source result. |
3044 |
*/ |
3045 |
public void testWhenComplete1() { |
3046 |
final AtomicInteger a = new AtomicInteger(); |
3047 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
3048 |
CompletableFuture<Integer> g = |
3049 |
f.whenComplete((Integer x, Throwable t) -> a.getAndIncrement()); |
3050 |
f.complete(three); |
3051 |
checkCompletedNormally(f, three); |
3052 |
checkCompletedNormally(g, three); |
3053 |
assertEquals(a.get(), 1); |
3054 |
} |
3055 |
|
3056 |
/** |
3057 |
* whenComplete action executes on exceptional completion, propagating |
3058 |
* source result. |
3059 |
*/ |
3060 |
public void testWhenComplete2() { |
3061 |
final AtomicInteger a = new AtomicInteger(); |
3062 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
3063 |
CompletableFuture<Integer> g = |
3064 |
f.whenComplete((Integer x, Throwable t) -> a.getAndIncrement()); |
3065 |
f.completeExceptionally(new CFException()); |
3066 |
assertTrue(f.isCompletedExceptionally()); |
3067 |
assertTrue(g.isCompletedExceptionally()); |
3068 |
assertEquals(a.get(), 1); |
3069 |
} |
3070 |
|
3071 |
/** |
3072 |
* If a whenComplete action throws an exception when triggered by |
3073 |
* a normal completion, it completes exceptionally |
3074 |
*/ |
3075 |
public void testWhenComplete3() { |
3076 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
3077 |
CompletableFuture<Integer> g = |
3078 |
f.whenComplete((Integer x, Throwable t) -> |
3079 |
{ throw new CFException(); } ); |
3080 |
f.complete(three); |
3081 |
checkCompletedNormally(f, three); |
3082 |
assertTrue(g.isCompletedExceptionally()); |
3083 |
checkCompletedWithWrappedCFException(g); |
3084 |
} |
3085 |
|
3086 |
/** |
3087 |
* whenCompleteAsync action executes on normal completion, propagating |
3088 |
* source result. |
3089 |
*/ |
3090 |
public void testWhenCompleteAsync1() { |
3091 |
final AtomicInteger a = new AtomicInteger(); |
3092 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
3093 |
CompletableFuture<Integer> g = |
3094 |
f.whenCompleteAsync((Integer x, Throwable t) -> a.getAndIncrement()); |
3095 |
f.complete(three); |
3096 |
checkCompletedNormally(f, three); |
3097 |
checkCompletedNormally(g, three); |
3098 |
assertEquals(a.get(), 1); |
3099 |
} |
3100 |
|
3101 |
/** |
3102 |
* whenCompleteAsync action executes on exceptional completion, propagating |
3103 |
* source result. |
3104 |
*/ |
3105 |
public void testWhenCompleteAsync2() { |
3106 |
final AtomicInteger a = new AtomicInteger(); |
3107 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
3108 |
CompletableFuture<Integer> g = |
3109 |
f.whenCompleteAsync((Integer x, Throwable t) -> a.getAndIncrement()); |
3110 |
f.completeExceptionally(new CFException()); |
3111 |
checkCompletedWithWrappedCFException(f); |
3112 |
checkCompletedWithWrappedCFException(g); |
3113 |
} |
3114 |
|
3115 |
/** |
3116 |
* If a whenCompleteAsync action throws an exception when |
3117 |
* triggered by a normal completion, it completes exceptionally |
3118 |
*/ |
3119 |
public void testWhenCompleteAsync3() { |
3120 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
3121 |
CompletableFuture<Integer> g = |
3122 |
f.whenCompleteAsync((Integer x, Throwable t) -> |
3123 |
{ throw new CFException(); } ); |
3124 |
f.complete(three); |
3125 |
checkCompletedNormally(f, three); |
3126 |
checkCompletedWithWrappedCFException(g); |
3127 |
} |
3128 |
|
3129 |
/** |
3130 |
* whenCompleteAsync action executes on normal completion, propagating |
3131 |
* source result. |
3132 |
*/ |
3133 |
public void testWhenCompleteAsync1e() { |
3134 |
final AtomicInteger a = new AtomicInteger(); |
3135 |
ThreadExecutor exec = new ThreadExecutor(); |
3136 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
3137 |
CompletableFuture<Integer> g = |
3138 |
f.whenCompleteAsync((Integer x, Throwable t) -> a.getAndIncrement(), |
3139 |
exec); |
3140 |
f.complete(three); |
3141 |
checkCompletedNormally(f, three); |
3142 |
checkCompletedNormally(g, three); |
3143 |
assertEquals(a.get(), 1); |
3144 |
} |
3145 |
|
3146 |
/** |
3147 |
* whenCompleteAsync action executes on exceptional completion, propagating |
3148 |
* source result. |
3149 |
*/ |
3150 |
public void testWhenCompleteAsync2e() { |
3151 |
final AtomicInteger a = new AtomicInteger(); |
3152 |
ThreadExecutor exec = new ThreadExecutor(); |
3153 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
3154 |
CompletableFuture<Integer> g = |
3155 |
f.whenCompleteAsync((Integer x, Throwable t) -> a.getAndIncrement(), |
3156 |
exec); |
3157 |
f.completeExceptionally(new CFException()); |
3158 |
checkCompletedWithWrappedCFException(f); |
3159 |
checkCompletedWithWrappedCFException(g); |
3160 |
} |
3161 |
|
3162 |
/** |
3163 |
* If a whenCompleteAsync action throws an exception when triggered |
3164 |
* by a normal completion, it completes exceptionally |
3165 |
*/ |
3166 |
public void testWhenCompleteAsync3e() { |
3167 |
ThreadExecutor exec = new ThreadExecutor(); |
3168 |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
3169 |
CompletableFuture<Integer> g = |
3170 |
f.whenCompleteAsync((Integer x, Throwable t) -> |
3171 |
{ throw new CFException(); }, |
3172 |
exec); |
3173 |
f.complete(three); |
3174 |
checkCompletedNormally(f, three); |
3175 |
checkCompletedWithWrappedCFException(g); |
3176 |
} |
3177 |
|
3178 |
/** |
3179 |
* handleAsync action completes normally with function value on |
3180 |
* either normal or exceptional completion of source |
3181 |
*/ |
3182 |
public void testHandleAsync() { |
3183 |
CompletableFuture<Integer> f, g; |
3184 |
IntegerHandler r; |
3185 |
|
3186 |
f = new CompletableFuture<>(); |
3187 |
g = f.handleAsync(r = new IntegerHandler()); |
3188 |
assertFalse(r.ran); |
3189 |
f.completeExceptionally(new CFException()); |
3190 |
checkCompletedWithWrappedCFException(f); |
3191 |
checkCompletedNormally(g, three); |
3192 |
assertTrue(r.ran); |
3193 |
|
3194 |
f = new CompletableFuture<>(); |
3195 |
g = f.handleAsync(r = new IntegerHandler()); |
3196 |
assertFalse(r.ran); |
3197 |
f.completeExceptionally(new CFException()); |
3198 |
checkCompletedWithWrappedCFException(f); |
3199 |
checkCompletedNormally(g, three); |
3200 |
assertTrue(r.ran); |
3201 |
|
3202 |
f = new CompletableFuture<>(); |
3203 |
g = f.handleAsync(r = new IntegerHandler()); |
3204 |
assertFalse(r.ran); |
3205 |
f.complete(one); |
3206 |
checkCompletedNormally(f, one); |
3207 |
checkCompletedNormally(g, two); |
3208 |
assertTrue(r.ran); |
3209 |
|
3210 |
f = new CompletableFuture<>(); |
3211 |
g = f.handleAsync(r = new IntegerHandler()); |
3212 |
assertFalse(r.ran); |
3213 |
f.complete(one); |
3214 |
checkCompletedNormally(f, one); |
3215 |
checkCompletedNormally(g, two); |
3216 |
assertTrue(r.ran); |
3217 |
} |
3218 |
|
3219 |
/** |
3220 |
* handleAsync action with Executor completes normally with |
3221 |
* function value on either normal or exceptional completion of |
3222 |
* source |
3223 |
*/ |
3224 |
public void testHandleAsync2() { |
3225 |
CompletableFuture<Integer> f, g; |
3226 |
ThreadExecutor exec = new ThreadExecutor(); |
3227 |
IntegerHandler r; |
3228 |
|
3229 |
f = new CompletableFuture<>(); |
3230 |
g = f.handleAsync(r = new IntegerHandler(), exec); |
3231 |
assertFalse(r.ran); |
3232 |
f.completeExceptionally(new CFException()); |
3233 |
checkCompletedWithWrappedCFException(f); |
3234 |
checkCompletedNormally(g, three); |
3235 |
assertTrue(r.ran); |
3236 |
|
3237 |
f = new CompletableFuture<>(); |
3238 |
g = f.handleAsync(r = new IntegerHandler(), exec); |
3239 |
assertFalse(r.ran); |
3240 |
f.completeExceptionally(new CFException()); |
3241 |
checkCompletedWithWrappedCFException(f); |
3242 |
checkCompletedNormally(g, three); |
3243 |
assertTrue(r.ran); |
3244 |
|
3245 |
f = new CompletableFuture<>(); |
3246 |
g = f.handleAsync(r = new IntegerHandler(), exec); |
3247 |
assertFalse(r.ran); |
3248 |
f.complete(one); |
3249 |
checkCompletedNormally(f, one); |
3250 |
checkCompletedNormally(g, two); |
3251 |
assertTrue(r.ran); |
3252 |
|
3253 |
f = new CompletableFuture<>(); |
3254 |
g = f.handleAsync(r = new IntegerHandler(), exec); |
3255 |
assertFalse(r.ran); |
3256 |
f.complete(one); |
3257 |
checkCompletedNormally(f, one); |
3258 |
checkCompletedNormally(g, two); |
3259 |
assertTrue(r.ran); |
3260 |
} |
3261 |
|
3262 |
} |