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root/jsr166/jsr166/src/test/tck/CompletableFutureTest.java

Comparing jsr166/src/test/tck/CompletableFutureTest.java (file contents):
Revision 1.22 by jsr166, Mon Apr 8 20:46:59 2013 UTC vs.
Revision 1.90 by jsr166, Tue Jun 17 18:09:28 2014 UTC

#	Line 16 | Line 16 | import java.util.concurrent.ExecutionExc
16		import java.util.concurrent.Future;
17		import java.util.concurrent.CompletableFuture;
18		import java.util.concurrent.CompletionException;
19	+	import java.util.concurrent.CompletionStage;
20	+	import java.util.concurrent.ForkJoinPool;
21	+	import java.util.concurrent.ForkJoinTask;
22		import java.util.concurrent.TimeoutException;
23		import java.util.concurrent.atomic.AtomicInteger;
24		import static java.util.concurrent.TimeUnit.MILLISECONDS;
#	Line 68 | Line 71 | public class CompletableFutureTest exten
71		} catch (Throwable fail) { threadUnexpectedException(fail); }
72		assertTrue(f.isDone());
73		assertFalse(f.isCancelled());
74	+	assertFalse(f.isCompletedExceptionally());
75		assertTrue(f.toString().contains("[Completed normally]"));
76		}
77
#	Line 101 | Line 105 | public class CompletableFutureTest exten
105		assertTrue(f.toString().contains("[Completed exceptionally]"));
106		}
107
108	+	<U> void checkCompletedExceptionallyWithRootCause(CompletableFuture<U> f,
109	+	Throwable ex) {
110	+	try {
111	+	f.get(LONG_DELAY_MS, MILLISECONDS);
112	+	shouldThrow();
113	+	} catch (ExecutionException success) {
114	+	assertSame(ex, success.getCause());
115	+	} catch (Throwable fail) { threadUnexpectedException(fail); }
116	+	try {
117	+	f.join();
118	+	shouldThrow();
119	+	} catch (CompletionException success) {
120	+	assertSame(ex, success.getCause());
121	+	}
122	+	try {
123	+	f.getNow(null);
124	+	shouldThrow();
125	+	} catch (CompletionException success) {
126	+	assertSame(ex, success.getCause());
127	+	}
128	+	try {
129	+	f.get();
130	+	shouldThrow();
131	+	} catch (ExecutionException success) {
132	+	assertSame(ex, success.getCause());
133	+	} catch (Throwable fail) { threadUnexpectedException(fail); }
134	+
135	+	assertTrue(f.isDone());
136	+	assertFalse(f.isCancelled());
137	+	assertTrue(f.toString().contains("[Completed exceptionally]"));
138	+	}
139	+
140	+	<U> void checkCompletedWithWrappedException(CompletableFuture<U> f,
141	+	Throwable ex) {
142	+	checkCompletedExceptionallyWithRootCause(f, ex);
143	+	try {
144	+	CompletableFuture<Throwable> spy = f.handle
145	+	((U u, Throwable t) -> t);
146	+	assertTrue(spy.join() instanceof CompletionException);
147	+	assertSame(ex, spy.join().getCause());
148	+	} catch (Throwable fail) { threadUnexpectedException(fail); }
149	+	}
150	+
151	+	<U> void checkCompletedExceptionally(CompletableFuture<U> f, Throwable ex) {
152	+	checkCompletedExceptionallyWithRootCause(f, ex);
153	+	try {
154	+	CompletableFuture<Throwable> spy = f.handle
155	+	((U u, Throwable t) -> t);
156	+	assertSame(ex, spy.join());
157	+	} catch (Throwable fail) { threadUnexpectedException(fail); }
158	+	}
159	+
160		void checkCancelled(CompletableFuture<?> f) {
161		try {
162		f.get(LONG_DELAY_MS, MILLISECONDS);
#	Line 121 | Line 177 | public class CompletableFutureTest exten
177		} catch (CancellationException success) {
178		} catch (Throwable fail) { threadUnexpectedException(fail); }
179		assertTrue(f.isDone());
180	+	assertTrue(f.isCompletedExceptionally());
181		assertTrue(f.isCancelled());
182		assertTrue(f.toString().contains("[Completed exceptionally]"));
183		}
#	Line 152 | Line 209 | public class CompletableFutureTest exten
209		} catch (Throwable fail) { threadUnexpectedException(fail); }
210		assertTrue(f.isDone());
211		assertFalse(f.isCancelled());
212	+	assertTrue(f.isCompletedExceptionally());
213		assertTrue(f.toString().contains("[Completed exceptionally]"));
214		}
215
#	Line 169 | Line 227 | public class CompletableFutureTest exten
227		* isCancelled, join, get, and getNow
228		*/
229		public void testComplete() {
230	+	for (Integer v1 : new Integer[] { 1, null })
231	+	{
232		CompletableFuture<Integer> f = new CompletableFuture<>();
233		checkIncomplete(f);
234	<	f.complete(one);
235	<	checkCompletedNormally(f, one);
236	<	}
234	>	assertTrue(f.complete(v1));
235	>	assertFalse(f.complete(v1));
236	>	checkCompletedNormally(f, v1);
237	>	}}
238
239		/**
240		* completeExceptionally completes exceptionally, as indicated by
#	Line 181 | Line 242 | public class CompletableFutureTest exten
242		*/
243		public void testCompleteExceptionally() {
244		CompletableFuture<Integer> f = new CompletableFuture<>();
245	+	CFException ex = new CFException();
246		checkIncomplete(f);
247	<	f.completeExceptionally(new CFException());
248	<	checkCompletedWithWrappedCFException(f);
247	>	f.completeExceptionally(ex);
248	>	checkCompletedExceptionally(f, ex);
249		}
250
251		/**
#	Line 191 | Line 253 | public class CompletableFutureTest exten
253		* methods isDone, isCancelled, join, get, and getNow
254		*/
255		public void testCancel() {
256	+	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
257	+	{
258		CompletableFuture<Integer> f = new CompletableFuture<>();
259		checkIncomplete(f);
260		assertTrue(f.cancel(true));
261	+	assertTrue(f.cancel(true));
262		checkCancelled(f);
263	<	}
263	>	}}
264
265		/**
266		* obtrudeValue forces completion with given value
#	Line 203 | Line 268 | public class CompletableFutureTest exten
268		public void testObtrudeValue() {
269		CompletableFuture<Integer> f = new CompletableFuture<>();
270		checkIncomplete(f);
271	<	f.complete(one);
271	>	assertTrue(f.complete(one));
272		checkCompletedNormally(f, one);
273		f.obtrudeValue(three);
274		checkCompletedNormally(f, three);
#	Line 212 | Line 277 | public class CompletableFutureTest exten
277		f = new CompletableFuture<>();
278		f.obtrudeValue(three);
279		checkCompletedNormally(f, three);
280	+	f.obtrudeValue(null);
281	+	checkCompletedNormally(f, null);
282		f = new CompletableFuture<>();
283		f.completeExceptionally(new CFException());
284		f.obtrudeValue(four);
#	Line 222 | Line 289 | public class CompletableFutureTest exten
289		* obtrudeException forces completion with given exception
290		*/
291		public void testObtrudeException() {
292	<	CompletableFuture<Integer> f = new CompletableFuture<>();
293	<	checkIncomplete(f);
294	<	f.complete(one);
295	<	checkCompletedNormally(f, one);
296	<	f.obtrudeException(new CFException());
230	<	checkCompletedWithWrappedCFException(f);
292	>	for (Integer v1 : new Integer[] { 1, null })
293	>	{
294	>	CFException ex;
295	>	CompletableFuture<Integer> f;
296	>
297		f = new CompletableFuture<>();
298	<	f.obtrudeException(new CFException());
299	<	checkCompletedWithWrappedCFException(f);
298	>	assertTrue(f.complete(v1));
299	>	for (int i = 0; i < 2; i++) {
300	>	f.obtrudeException(ex = new CFException());
301	>	checkCompletedExceptionally(f, ex);
302	>	}
303	>
304		f = new CompletableFuture<>();
305	<	f.completeExceptionally(new CFException());
306	<	f.obtrudeValue(four);
307	<	checkCompletedNormally(f, four);
308	<	f.obtrudeException(new CFException());
309	<	checkCompletedWithWrappedCFException(f);
310	<	}
305	>	for (int i = 0; i < 2; i++) {
306	>	f.obtrudeException(ex = new CFException());
307	>	checkCompletedExceptionally(f, ex);
308	>	}
309	>
310	>	f = new CompletableFuture<>();
311	>	f.completeExceptionally(ex = new CFException());
312	>	f.obtrudeValue(v1);
313	>	checkCompletedNormally(f, v1);
314	>	f.obtrudeException(ex = new CFException());
315	>	checkCompletedExceptionally(f, ex);
316	>	f.completeExceptionally(new CFException());
317	>	checkCompletedExceptionally(f, ex);
318	>	assertFalse(f.complete(v1));
319	>	checkCompletedExceptionally(f, ex);
320	>	}}
321
322		/**
323		* getNumberOfDependents returns number of dependent tasks
324		*/
325		public void testGetNumberOfDependents() {
326	<	CompletableFuture<Integer> f = new CompletableFuture<>();
327	<	assertEquals(f.getNumberOfDependents(), 0);
328	<	CompletableFuture g = f.thenRun(new Noop());
329	<	assertEquals(f.getNumberOfDependents(), 1);
330	<	assertEquals(g.getNumberOfDependents(), 0);
331	<	CompletableFuture h = f.thenRun(new Noop());
332	<	assertEquals(f.getNumberOfDependents(), 2);
333	<	f.complete(1);
326	>	for (ExecutionMode m : ExecutionMode.values())
327	>	for (Integer v1 : new Integer[] { 1, null })
328	>	{
329	>	CompletableFuture<Integer> f = new CompletableFuture<>();
330	>	assertEquals(0, f.getNumberOfDependents());
331	>	final CompletableFuture<Void> g = m.thenRun(f, new Noop(m));
332	>	assertEquals(1, f.getNumberOfDependents());
333	>	assertEquals(0, g.getNumberOfDependents());
334	>	final CompletableFuture<Void> h = m.thenRun(f, new Noop(m));
335	>	assertEquals(2, f.getNumberOfDependents());
336	>	assertEquals(0, h.getNumberOfDependents());
337	>	assertTrue(f.complete(v1));
338		checkCompletedNormally(g, null);
339	<	assertEquals(f.getNumberOfDependents(), 0);
340	<	assertEquals(g.getNumberOfDependents(), 0);
341	<	}
342	<
339	>	checkCompletedNormally(h, null);
340	>	assertEquals(0, f.getNumberOfDependents());
341	>	assertEquals(0, g.getNumberOfDependents());
342	>	assertEquals(0, h.getNumberOfDependents());
343	>	}}
344
345		/**
346		* toString indicates current completion state
#	Line 266 | Line 351 | public class CompletableFutureTest exten
351		f = new CompletableFuture<String>();
352		assertTrue(f.toString().contains("[Not completed]"));
353
354	<	f.complete("foo");
354	>	assertTrue(f.complete("foo"));
355		assertTrue(f.toString().contains("[Completed normally]"));
356
357		f = new CompletableFuture<String>();
358	<	f.completeExceptionally(new IndexOutOfBoundsException());
358	>	assertTrue(f.completeExceptionally(new IndexOutOfBoundsException()));
359		assertTrue(f.toString().contains("[Completed exceptionally]"));
360	+
361	+	for (boolean mayInterruptIfRunning : new boolean[] { true, false }) {
362	+	f = new CompletableFuture<String>();
363	+	assertTrue(f.cancel(mayInterruptIfRunning));
364	+	assertTrue(f.toString().contains("[Completed exceptionally]"));
365	+	}
366		}
367
368		/**
#	Line 282 | Line 373 | public class CompletableFutureTest exten
373		checkCompletedNormally(f, "test");
374		}
375
376	<	// Choose non-commutative actions for better coverage
376	>	abstract class CheckedAction {
377	>	int invocationCount = 0;
378	>	final ExecutionMode m;
379	>	CheckedAction(ExecutionMode m) { this.m = m; }
380	>	void invoked() {
381	>	m.checkExecutionMode();
382	>	assertEquals(0, invocationCount++);
383	>	}
384	>	void assertNotInvoked() { assertEquals(0, invocationCount); }
385	>	void assertInvoked() { assertEquals(1, invocationCount); }
386	>	}
387	>
388	>	abstract class CheckedIntegerAction extends CheckedAction {
389	>	Integer value;
390	>	CheckedIntegerAction(ExecutionMode m) { super(m); }
391	>	void assertValue(Integer expected) {
392	>	assertInvoked();
393	>	assertEquals(expected, value);
394	>	}
395	>	}
396	>
397	>	class IntegerSupplier extends CheckedAction
398	>	implements Supplier<Integer>
399	>	{
400	>	final Integer value;
401	>	IntegerSupplier(ExecutionMode m, Integer value) {
402	>	super(m);
403	>	this.value = value;
404	>	}
405	>	public Integer get() {
406	>	invoked();
407	>	return value;
408	>	}
409	>	}
410
411	<	static final Supplier<Integer> supplyOne =
412	<	() -> Integer.valueOf(1);
413	<	static final Function<Integer, Integer> inc =
290	<	(Integer x) -> Integer.valueOf(x.intValue() + 1);
291	<	static final BiFunction<Integer, Integer, Integer> subtract =
292	<	(Integer x, Integer y) -> Integer.valueOf(x.intValue() - y.intValue());
293	<	static final class IncAction implements Consumer<Integer> {
294	<	int value;
295	<	public void accept(Integer x) { value = x.intValue() + 1; }
411	>	// A function that handles and produces null values as well.
412	>	static Integer inc(Integer x) {
413	>	return (x == null) ? null : x + 1;
414		}
415	<	static final class SubtractAction implements BiConsumer<Integer, Integer> {
416	<	int value;
415	>
416	>	class NoopConsumer extends CheckedIntegerAction
417	>	implements Consumer<Integer>
418	>	{
419	>	NoopConsumer(ExecutionMode m) { super(m); }
420	>	public void accept(Integer x) {
421	>	invoked();
422	>	value = x;
423	>	}
424	>	}
425	>
426	>	class IncFunction extends CheckedIntegerAction
427	>	implements Function<Integer,Integer>
428	>	{
429	>	IncFunction(ExecutionMode m) { super(m); }
430	>	public Integer apply(Integer x) {
431	>	invoked();
432	>	return value = inc(x);
433	>	}
434	>	}
435	>
436	>	// Choose non-commutative actions for better coverage
437	>	// A non-commutative function that handles and produces null values as well.
438	>	static Integer subtract(Integer x, Integer y) {
439	>	return (x == null && y == null) ? null :
440	>	((x == null) ? 42 : x.intValue())
441	>	- ((y == null) ? 99 : y.intValue());
442	>	}
443	>
444	>	class SubtractAction extends CheckedIntegerAction
445	>	implements BiConsumer<Integer, Integer>
446	>	{
447	>	SubtractAction(ExecutionMode m) { super(m); }
448		public void accept(Integer x, Integer y) {
449	<	value = x.intValue() - y.intValue();
449	>	invoked();
450	>	value = subtract(x, y);
451		}
452		}
453	<	static final class Noop implements Runnable {
454	<	boolean ran;
455	<	public void run() { ran = true; }
453	>
454	>	class SubtractFunction extends CheckedIntegerAction
455	>	implements BiFunction<Integer, Integer, Integer>
456	>	{
457	>	SubtractFunction(ExecutionMode m) { super(m); }
458	>	public Integer apply(Integer x, Integer y) {
459	>	invoked();
460	>	return value = subtract(x, y);
461	>	}
462		}
463
464	<	static final class FailingSupplier implements Supplier<Integer> {
465	<	boolean ran;
466	<	public Integer get() { ran = true; throw new CFException(); }
464	>	class Noop extends CheckedAction implements Runnable {
465	>	Noop(ExecutionMode m) { super(m); }
466	>	public void run() {
467	>	invoked();
468	>	}
469		}
470	<	static final class FailingConsumer implements Consumer<Integer> {
471	<	boolean ran;
472	<	public void accept(Integer x) { ran = true; throw new CFException(); }
470	>
471	>	class FailingSupplier extends CheckedAction
472	>	implements Supplier<Integer>
473	>	{
474	>	FailingSupplier(ExecutionMode m) { super(m); }
475	>	public Integer get() {
476	>	invoked();
477	>	throw new CFException();
478	>	}
479		}
480	<	static final class FailingBiConsumer implements BiConsumer<Integer, Integer> {
481	<	boolean ran;
482	<	public void accept(Integer x, Integer y) { ran = true; throw new CFException(); }
480	>
481	>	class FailingConsumer extends CheckedIntegerAction
482	>	implements Consumer<Integer>
483	>	{
484	>	FailingConsumer(ExecutionMode m) { super(m); }
485	>	public void accept(Integer x) {
486	>	invoked();
487	>	value = x;
488	>	throw new CFException();
489	>	}
490		}
491	<	static final class FailingFunction implements Function<Integer, Integer> {
492	<	boolean ran;
493	<	public Integer apply(Integer x) { ran = true; throw new CFException(); }
491	>
492	>	class FailingBiConsumer extends CheckedIntegerAction
493	>	implements BiConsumer<Integer, Integer>
494	>	{
495	>	FailingBiConsumer(ExecutionMode m) { super(m); }
496	>	public void accept(Integer x, Integer y) {
497	>	invoked();
498	>	value = subtract(x, y);
499	>	throw new CFException();
500	>	}
501		}
502	<	static final class FailingBiFunction implements BiFunction<Integer, Integer, Integer> {
503	<	boolean ran;
504	<	public Integer apply(Integer x, Integer y) { ran = true; throw new CFException(); }
502	>
503	>	class FailingFunction extends CheckedIntegerAction
504	>	implements Function<Integer, Integer>
505	>	{
506	>	FailingFunction(ExecutionMode m) { super(m); }
507	>	public Integer apply(Integer x) {
508	>	invoked();
509	>	value = x;
510	>	throw new CFException();
511	>	}
512		}
513	<	static final class FailingNoop implements Runnable {
514	<	boolean ran;
515	<	public void run() { ran = true; throw new CFException(); }
513	>
514	>	class FailingBiFunction extends CheckedIntegerAction
515	>	implements BiFunction<Integer, Integer, Integer>
516	>	{
517	>	FailingBiFunction(ExecutionMode m) { super(m); }
518	>	public Integer apply(Integer x, Integer y) {
519	>	invoked();
520	>	value = subtract(x, y);
521	>	throw new CFException();
522	>	}
523	>	}
524	>
525	>	class FailingRunnable extends CheckedAction implements Runnable {
526	>	FailingRunnable(ExecutionMode m) { super(m); }
527	>	public void run() {
528	>	invoked();
529	>	throw new CFException();
530	>	}
531		}
532
533	<	static final class CompletableFutureInc
534	<	implements Function<Integer, CompletableFuture<Integer>> {
535	<	boolean ran;
533	>
534	>	class CompletableFutureInc extends CheckedIntegerAction
535	>	implements Function<Integer, CompletableFuture<Integer>>
536	>	{
537	>	CompletableFutureInc(ExecutionMode m) { super(m); }
538		public CompletableFuture<Integer> apply(Integer x) {
539	<	ran = true;
539	>	invoked();
540	>	value = x;
541		CompletableFuture<Integer> f = new CompletableFuture<>();
542	<	f.complete(Integer.valueOf(x.intValue() + 1));
542	>	assertTrue(f.complete(inc(x)));
543		return f;
544		}
545		}
546
547	<	static final class FailingCompletableFutureFunction
548	<	implements Function<Integer, CompletableFuture<Integer>> {
549	<	boolean ran;
547	>	class FailingCompletableFutureFunction extends CheckedIntegerAction
548	>	implements Function<Integer, CompletableFuture<Integer>>
549	>	{
550	>	FailingCompletableFutureFunction(ExecutionMode m) { super(m); }
551		public CompletableFuture<Integer> apply(Integer x) {
552	<	ran = true; throw new CFException();
552	>	invoked();
553	>	value = x;
554	>	throw new CFException();
555		}
556		}
557
558		// Used for explicit executor tests
559		static final class ThreadExecutor implements Executor {
560	<	AtomicInteger count = new AtomicInteger(0);
560	>	final AtomicInteger count = new AtomicInteger(0);
561	>	static final ThreadGroup tg = new ThreadGroup("ThreadExecutor");
562	>	static boolean startedCurrentThread() {
563	>	return Thread.currentThread().getThreadGroup() == tg;
564	>	}
565
566		public void execute(Runnable r) {
567		count.getAndIncrement();
568	<	new Thread(r).start();
568	>	new Thread(tg, r).start();
569		}
570		}
571
572	<	static final class ExceptionToInteger implements Function<Throwable, Integer> {
573	<	public Integer apply(Throwable x) { return Integer.valueOf(3); }
574	<	}
572	>	/**
573	>	* Permits the testing of parallel code for the 3 different
574	>	* execution modes without copy/pasting all the test methods.
575	>	*/
576	>	enum ExecutionMode {
577	>	DEFAULT {
578	>	public void checkExecutionMode() {
579	>	assertFalse(ThreadExecutor.startedCurrentThread());
580	>	assertNull(ForkJoinTask.getPool());
581	>	}
582	>	public CompletableFuture<Void> runAsync(Runnable a) {
583	>	throw new UnsupportedOperationException();
584	>	}
585	>	public <U> CompletableFuture<U> supplyAsync(Supplier<U> a) {
586	>	throw new UnsupportedOperationException();
587	>	}
588	>	public <T> CompletableFuture<Void> thenRun
589	>	(CompletableFuture<T> f, Runnable a) {
590	>	return f.thenRun(a);
591	>	}
592	>	public <T> CompletableFuture<Void> thenAccept
593	>	(CompletableFuture<T> f, Consumer<? super T> a) {
594	>	return f.thenAccept(a);
595	>	}
596	>	public <T,U> CompletableFuture<U> thenApply
597	>	(CompletableFuture<T> f, Function<? super T,U> a) {
598	>	return f.thenApply(a);
599	>	}
600	>	public <T,U> CompletableFuture<U> thenCompose
601	>	(CompletableFuture<T> f,
602	>	Function<? super T,? extends CompletionStage<U>> a) {
603	>	return f.thenCompose(a);
604	>	}
605	>	public <T,U> CompletableFuture<U> handle
606	>	(CompletableFuture<T> f,
607	>	BiFunction<? super T,Throwable,? extends U> a) {
608	>	return f.handle(a);
609	>	}
610	>	public <T> CompletableFuture<T> whenComplete
611	>	(CompletableFuture<T> f,
612	>	BiConsumer<? super T,? super Throwable> a) {
613	>	return f.whenComplete(a);
614	>	}
615	>	public <T,U> CompletableFuture<Void> runAfterBoth
616	>	(CompletableFuture<T> f, CompletableFuture<U> g, Runnable a) {
617	>	return f.runAfterBoth(g, a);
618	>	}
619	>	public <T,U> CompletableFuture<Void> thenAcceptBoth
620	>	(CompletableFuture<T> f,
621	>	CompletionStage<? extends U> g,
622	>	BiConsumer<? super T,? super U> a) {
623	>	return f.thenAcceptBoth(g, a);
624	>	}
625	>	public <T,U,V> CompletableFuture<V> thenCombine
626	>	(CompletableFuture<T> f,
627	>	CompletionStage<? extends U> g,
628	>	BiFunction<? super T,? super U,? extends V> a) {
629	>	return f.thenCombine(g, a);
630	>	}
631	>	public <T> CompletableFuture<Void> runAfterEither
632	>	(CompletableFuture<T> f,
633	>	CompletionStage<?> g,
634	>	java.lang.Runnable a) {
635	>	return f.runAfterEither(g, a);
636	>	}
637	>	public <T> CompletableFuture<Void> acceptEither
638	>	(CompletableFuture<T> f,
639	>	CompletionStage<? extends T> g,
640	>	Consumer<? super T> a) {
641	>	return f.acceptEither(g, a);
642	>	}
643	>	public <T,U> CompletableFuture<U> applyToEither
644	>	(CompletableFuture<T> f,
645	>	CompletionStage<? extends T> g,
646	>	Function<? super T,U> a) {
647	>	return f.applyToEither(g, a);
648	>	}
649	>	},
650
651	<	static final class IntegerHandler implements BiFunction<Integer, Throwable, Integer> {
652	<	boolean ran;
653	<	public Integer apply(Integer x, Throwable t) {
654	<	ran = true;
655	<	return (t == null) ? two : three;
656	<	}
657	<	}
651	>	ASYNC {
652	>	public void checkExecutionMode() {
653	>	assertSame(ForkJoinPool.commonPool(),
654	>	ForkJoinTask.getPool());
655	>	}
656	>	public CompletableFuture<Void> runAsync(Runnable a) {
657	>	return CompletableFuture.runAsync(a);
658	>	}
659	>	public <U> CompletableFuture<U> supplyAsync(Supplier<U> a) {
660	>	return CompletableFuture.supplyAsync(a);
661	>	}
662	>	public <T> CompletableFuture<Void> thenRun
663	>	(CompletableFuture<T> f, Runnable a) {
664	>	return f.thenRunAsync(a);
665	>	}
666	>	public <T> CompletableFuture<Void> thenAccept
667	>	(CompletableFuture<T> f, Consumer<? super T> a) {
668	>	return f.thenAcceptAsync(a);
669	>	}
670	>	public <T,U> CompletableFuture<U> thenApply
671	>	(CompletableFuture<T> f, Function<? super T,U> a) {
672	>	return f.thenApplyAsync(a);
673	>	}
674	>	public <T,U> CompletableFuture<U> thenCompose
675	>	(CompletableFuture<T> f,
676	>	Function<? super T,? extends CompletionStage<U>> a) {
677	>	return f.thenComposeAsync(a);
678	>	}
679	>	public <T,U> CompletableFuture<U> handle
680	>	(CompletableFuture<T> f,
681	>	BiFunction<? super T,Throwable,? extends U> a) {
682	>	return f.handleAsync(a);
683	>	}
684	>	public <T> CompletableFuture<T> whenComplete
685	>	(CompletableFuture<T> f,
686	>	BiConsumer<? super T,? super Throwable> a) {
687	>	return f.whenCompleteAsync(a);
688	>	}
689	>	public <T,U> CompletableFuture<Void> runAfterBoth
690	>	(CompletableFuture<T> f, CompletableFuture<U> g, Runnable a) {
691	>	return f.runAfterBothAsync(g, a);
692	>	}
693	>	public <T,U> CompletableFuture<Void> thenAcceptBoth
694	>	(CompletableFuture<T> f,
695	>	CompletionStage<? extends U> g,
696	>	BiConsumer<? super T,? super U> a) {
697	>	return f.thenAcceptBothAsync(g, a);
698	>	}
699	>	public <T,U,V> CompletableFuture<V> thenCombine
700	>	(CompletableFuture<T> f,
701	>	CompletionStage<? extends U> g,
702	>	BiFunction<? super T,? super U,? extends V> a) {
703	>	return f.thenCombineAsync(g, a);
704	>	}
705	>	public <T> CompletableFuture<Void> runAfterEither
706	>	(CompletableFuture<T> f,
707	>	CompletionStage<?> g,
708	>	java.lang.Runnable a) {
709	>	return f.runAfterEitherAsync(g, a);
710	>	}
711	>	public <T> CompletableFuture<Void> acceptEither
712	>	(CompletableFuture<T> f,
713	>	CompletionStage<? extends T> g,
714	>	Consumer<? super T> a) {
715	>	return f.acceptEitherAsync(g, a);
716	>	}
717	>	public <T,U> CompletableFuture<U> applyToEither
718	>	(CompletableFuture<T> f,
719	>	CompletionStage<? extends T> g,
720	>	Function<? super T,U> a) {
721	>	return f.applyToEitherAsync(g, a);
722	>	}
723	>	},
724	>
725	>	EXECUTOR {
726	>	public void checkExecutionMode() {
727	>	assertTrue(ThreadExecutor.startedCurrentThread());
728	>	}
729	>	public CompletableFuture<Void> runAsync(Runnable a) {
730	>	return CompletableFuture.runAsync(a, new ThreadExecutor());
731	>	}
732	>	public <U> CompletableFuture<U> supplyAsync(Supplier<U> a) {
733	>	return CompletableFuture.supplyAsync(a, new ThreadExecutor());
734	>	}
735	>	public <T> CompletableFuture<Void> thenRun
736	>	(CompletableFuture<T> f, Runnable a) {
737	>	return f.thenRunAsync(a, new ThreadExecutor());
738	>	}
739	>	public <T> CompletableFuture<Void> thenAccept
740	>	(CompletableFuture<T> f, Consumer<? super T> a) {
741	>	return f.thenAcceptAsync(a, new ThreadExecutor());
742	>	}
743	>	public <T,U> CompletableFuture<U> thenApply
744	>	(CompletableFuture<T> f, Function<? super T,U> a) {
745	>	return f.thenApplyAsync(a, new ThreadExecutor());
746	>	}
747	>	public <T,U> CompletableFuture<U> thenCompose
748	>	(CompletableFuture<T> f,
749	>	Function<? super T,? extends CompletionStage<U>> a) {
750	>	return f.thenComposeAsync(a, new ThreadExecutor());
751	>	}
752	>	public <T,U> CompletableFuture<U> handle
753	>	(CompletableFuture<T> f,
754	>	BiFunction<? super T,Throwable,? extends U> a) {
755	>	return f.handleAsync(a, new ThreadExecutor());
756	>	}
757	>	public <T> CompletableFuture<T> whenComplete
758	>	(CompletableFuture<T> f,
759	>	BiConsumer<? super T,? super Throwable> a) {
760	>	return f.whenCompleteAsync(a, new ThreadExecutor());
761	>	}
762	>	public <T,U> CompletableFuture<Void> runAfterBoth
763	>	(CompletableFuture<T> f, CompletableFuture<U> g, Runnable a) {
764	>	return f.runAfterBothAsync(g, a, new ThreadExecutor());
765	>	}
766	>	public <T,U> CompletableFuture<Void> thenAcceptBoth
767	>	(CompletableFuture<T> f,
768	>	CompletionStage<? extends U> g,
769	>	BiConsumer<? super T,? super U> a) {
770	>	return f.thenAcceptBothAsync(g, a, new ThreadExecutor());
771	>	}
772	>	public <T,U,V> CompletableFuture<V> thenCombine
773	>	(CompletableFuture<T> f,
774	>	CompletionStage<? extends U> g,
775	>	BiFunction<? super T,? super U,? extends V> a) {
776	>	return f.thenCombineAsync(g, a, new ThreadExecutor());
777	>	}
778	>	public <T> CompletableFuture<Void> runAfterEither
779	>	(CompletableFuture<T> f,
780	>	CompletionStage<?> g,
781	>	java.lang.Runnable a) {
782	>	return f.runAfterEitherAsync(g, a, new ThreadExecutor());
783	>	}
784	>	public <T> CompletableFuture<Void> acceptEither
785	>	(CompletableFuture<T> f,
786	>	CompletionStage<? extends T> g,
787	>	Consumer<? super T> a) {
788	>	return f.acceptEitherAsync(g, a, new ThreadExecutor());
789	>	}
790	>	public <T,U> CompletableFuture<U> applyToEither
791	>	(CompletableFuture<T> f,
792	>	CompletionStage<? extends T> g,
793	>	Function<? super T,U> a) {
794	>	return f.applyToEitherAsync(g, a, new ThreadExecutor());
795	>	}
796	>	};
797
798	+	public abstract void checkExecutionMode();
799	+	public abstract CompletableFuture<Void> runAsync(Runnable a);
800	+	public abstract <U> CompletableFuture<U> supplyAsync(Supplier<U> a);
801	+	public abstract <T> CompletableFuture<Void> thenRun
802	+	(CompletableFuture<T> f, Runnable a);
803	+	public abstract <T> CompletableFuture<Void> thenAccept
804	+	(CompletableFuture<T> f, Consumer<? super T> a);
805	+	public abstract <T,U> CompletableFuture<U> thenApply
806	+	(CompletableFuture<T> f, Function<? super T,U> a);
807	+	public abstract <T,U> CompletableFuture<U> thenCompose
808	+	(CompletableFuture<T> f,
809	+	Function<? super T,? extends CompletionStage<U>> a);
810	+	public abstract <T,U> CompletableFuture<U> handle
811	+	(CompletableFuture<T> f,
812	+	BiFunction<? super T,Throwable,? extends U> a);
813	+	public abstract <T> CompletableFuture<T> whenComplete
814	+	(CompletableFuture<T> f,
815	+	BiConsumer<? super T,? super Throwable> a);
816	+	public abstract <T,U> CompletableFuture<Void> runAfterBoth
817	+	(CompletableFuture<T> f, CompletableFuture<U> g, Runnable a);
818	+	public abstract <T,U> CompletableFuture<Void> thenAcceptBoth
819	+	(CompletableFuture<T> f,
820	+	CompletionStage<? extends U> g,
821	+	BiConsumer<? super T,? super U> a);
822	+	public abstract <T,U,V> CompletableFuture<V> thenCombine
823	+	(CompletableFuture<T> f,
824	+	CompletionStage<? extends U> g,
825	+	BiFunction<? super T,? super U,? extends V> a);
826	+	public abstract <T> CompletableFuture<Void> runAfterEither
827	+	(CompletableFuture<T> f,
828	+	CompletionStage<?> g,
829	+	java.lang.Runnable a);
830	+	public abstract <T> CompletableFuture<Void> acceptEither
831	+	(CompletableFuture<T> f,
832	+	CompletionStage<? extends T> g,
833	+	Consumer<? super T> a);
834	+	public abstract <T,U> CompletableFuture<U> applyToEither
835	+	(CompletableFuture<T> f,
836	+	CompletionStage<? extends T> g,
837	+	Function<? super T,U> a);
838	+	}
839	+
840	+	/**
841	+	* exceptionally action is not invoked when source completes
842	+	* normally, and source result is propagated
843	+	*/
844	+	public void testExceptionally_normalCompletion() {
845	+	for (boolean createIncomplete : new boolean[] { true, false })
846	+	for (Integer v1 : new Integer[] { 1, null })
847	+	{
848	+	final AtomicInteger a = new AtomicInteger(0);
849	+	final CompletableFuture<Integer> f = new CompletableFuture<>();
850	+	if (!createIncomplete) assertTrue(f.complete(v1));
851	+	final CompletableFuture<Integer> g = f.exceptionally
852	+	((Throwable t) -> {
853	+	// Should not be called
854	+	a.getAndIncrement();
855	+	throw new AssertionError();
856	+	});
857	+	if (createIncomplete) assertTrue(f.complete(v1));
858	+
859	+	checkCompletedNormally(g, v1);
860	+	checkCompletedNormally(f, v1);
861	+	assertEquals(0, a.get());
862	+	}}
863
864		/**
865		* exceptionally action completes with function value on source
866	<	* exception;  otherwise with source value
866	>	* exception
867		*/
868	<	public void testExceptionally() {
869	<	CompletableFuture<Integer> f = new CompletableFuture<>();
870	<	ExceptionToInteger r = new ExceptionToInteger();
871	<	CompletableFuture<Integer> g = f.exceptionally(r);
872	<	f.completeExceptionally(new CFException());
873	<	checkCompletedNormally(g, three);
868	>	public void testExceptionally_exceptionalCompletion() {
869	>	for (boolean createIncomplete : new boolean[] { true, false })
870	>	for (Integer v1 : new Integer[] { 1, null })
871	>	{
872	>	final AtomicInteger a = new AtomicInteger(0);
873	>	final CFException ex = new CFException();
874	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
875	>	if (!createIncomplete) f.completeExceptionally(ex);
876	>	final CompletableFuture<Integer> g = f.exceptionally
877	>	((Throwable t) -> {
878	>	ExecutionMode.DEFAULT.checkExecutionMode();
879	>	threadAssertSame(t, ex);
880	>	a.getAndIncrement();
881	>	return v1;
882	>	});
883	>	if (createIncomplete) f.completeExceptionally(ex);
884	>
885	>	checkCompletedNormally(g, v1);
886	>	assertEquals(1, a.get());
887	>	}}
888	>
889	>	public void testExceptionally_exceptionalCompletionActionFailed() {
890	>	for (boolean createIncomplete : new boolean[] { true, false })
891	>	for (Integer v1 : new Integer[] { 1, null })
892	>	{
893	>	final AtomicInteger a = new AtomicInteger(0);
894	>	final CFException ex1 = new CFException();
895	>	final CFException ex2 = new CFException();
896	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
897	>	if (!createIncomplete) f.completeExceptionally(ex1);
898	>	final CompletableFuture<Integer> g = f.exceptionally
899	>	((Throwable t) -> {
900	>	ExecutionMode.DEFAULT.checkExecutionMode();
901	>	threadAssertSame(t, ex1);
902	>	a.getAndIncrement();
903	>	throw ex2;
904	>	});
905	>	if (createIncomplete) f.completeExceptionally(ex1);
906	>
907	>	checkCompletedWithWrappedException(g, ex2);
908	>	assertEquals(1, a.get());
909	>	}}
910	>
911	>	/**
912	>	* whenComplete action executes on normal completion, propagating
913	>	* source result.
914	>	*/
915	>	public void testWhenComplete_normalCompletion1() {
916	>	for (ExecutionMode m : ExecutionMode.values())
917	>	for (boolean createIncomplete : new boolean[] { true, false })
918	>	for (Integer v1 : new Integer[] { 1, null })
919	>	{
920	>	final AtomicInteger a = new AtomicInteger(0);
921	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
922	>	if (!createIncomplete) assertTrue(f.complete(v1));
923	>	final CompletableFuture<Integer> g = m.whenComplete
924	>	(f,
925	>	(Integer x, Throwable t) -> {
926	>	m.checkExecutionMode();
927	>	threadAssertSame(x, v1);
928	>	threadAssertNull(t);
929	>	a.getAndIncrement();
930	>	});
931	>	if (createIncomplete) assertTrue(f.complete(v1));
932	>
933	>	checkCompletedNormally(g, v1);
934	>	checkCompletedNormally(f, v1);
935	>	assertEquals(1, a.get());
936	>	}}
937	>
938	>	/**
939	>	* whenComplete action executes on exceptional completion, propagating
940	>	* source result.
941	>	*/
942	>	public void testWhenComplete_exceptionalCompletion() {
943	>	for (ExecutionMode m : ExecutionMode.values())
944	>	for (boolean createIncomplete : new boolean[] { true, false })
945	>	for (Integer v1 : new Integer[] { 1, null })
946	>	{
947	>	final AtomicInteger a = new AtomicInteger(0);
948	>	final CFException ex = new CFException();
949	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
950	>	if (!createIncomplete) f.completeExceptionally(ex);
951	>	final CompletableFuture<Integer> g = m.whenComplete
952	>	(f,
953	>	(Integer x, Throwable t) -> {
954	>	m.checkExecutionMode();
955	>	threadAssertNull(x);
956	>	threadAssertSame(t, ex);
957	>	a.getAndIncrement();
958	>	});
959	>	if (createIncomplete) f.completeExceptionally(ex);
960	>
961	>	checkCompletedWithWrappedException(g, ex);
962	>	checkCompletedExceptionally(f, ex);
963	>	assertEquals(1, a.get());
964	>	}}
965	>
966	>	/**
967	>	* whenComplete action executes on cancelled source, propagating
968	>	* CancellationException.
969	>	*/
970	>	public void testWhenComplete_sourceCancelled() {
971	>	for (ExecutionMode m : ExecutionMode.values())
972	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
973	>	for (boolean createIncomplete : new boolean[] { true, false })
974	>	{
975	>	final AtomicInteger a = new AtomicInteger(0);
976	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
977	>	if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
978	>	final CompletableFuture<Integer> g = m.whenComplete
979	>	(f,
980	>	(Integer x, Throwable t) -> {
981	>	m.checkExecutionMode();
982	>	threadAssertNull(x);
983	>	threadAssertTrue(t instanceof CancellationException);
984	>	a.getAndIncrement();
985	>	});
986	>	if (createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
987
988	<	f = new CompletableFuture<>();
989	<	r = new ExceptionToInteger();
990	<	g = f.exceptionally(r);
991	<	f.complete(one);
390	<	checkCompletedNormally(g, one);
391	<	}
988	>	checkCompletedWithWrappedCancellationException(g);
989	>	checkCancelled(f);
990	>	assertEquals(1, a.get());
991	>	}}
992
993		/**
994	<	* handle action completes normally with function value on either
995	<	* normal or exceptional completion of source
994	>	* If a whenComplete action throws an exception when triggered by
995	>	* a normal completion, it completes exceptionally
996		*/
997	<	public void testHandle() {
998	<	CompletableFuture<Integer> f, g;
999	<	IntegerHandler r;
1000	<
1001	<	f = new CompletableFuture<>();
1002	<	f.completeExceptionally(new CFException());
1003	<	g = f.handle(r = new IntegerHandler());
1004	<	assertTrue(r.ran);
1005	<	checkCompletedNormally(g, three);
997	>	public void testWhenComplete_actionFailed() {
998	>	for (boolean createIncomplete : new boolean[] { true, false })
999	>	for (ExecutionMode m : ExecutionMode.values())
1000	>	for (Integer v1 : new Integer[] { 1, null })
1001	>	{
1002	>	final AtomicInteger a = new AtomicInteger(0);
1003	>	final CFException ex = new CFException();
1004	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1005	>	if (!createIncomplete) assertTrue(f.complete(v1));
1006	>	final CompletableFuture<Integer> g = m.whenComplete
1007	>	(f,
1008	>	(Integer x, Throwable t) -> {
1009	>	m.checkExecutionMode();
1010	>	threadAssertSame(x, v1);
1011	>	threadAssertNull(t);
1012	>	a.getAndIncrement();
1013	>	throw ex;
1014	>	});
1015	>	if (createIncomplete) assertTrue(f.complete(v1));
1016	>
1017	>	checkCompletedWithWrappedException(g, ex);
1018	>	checkCompletedNormally(f, v1);
1019	>	assertEquals(1, a.get());
1020	>	}}
1021	>
1022	>	/**
1023	>	* If a whenComplete action throws an exception when triggered by
1024	>	* a source completion that also throws an exception, the source
1025	>	* exception takes precedence.
1026	>	*/
1027	>	public void testWhenComplete_actionFailedSourceFailed() {
1028	>	for (boolean createIncomplete : new boolean[] { true, false })
1029	>	for (ExecutionMode m : ExecutionMode.values())
1030	>	for (Integer v1 : new Integer[] { 1, null })
1031	>	{
1032	>	final AtomicInteger a = new AtomicInteger(0);
1033	>	final CFException ex1 = new CFException();
1034	>	final CFException ex2 = new CFException();
1035	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1036	>
1037	>	if (!createIncomplete) f.completeExceptionally(ex1);
1038	>	final CompletableFuture<Integer> g = m.whenComplete
1039	>	(f,
1040	>	(Integer x, Throwable t) -> {
1041	>	m.checkExecutionMode();
1042	>	threadAssertSame(t, ex1);
1043	>	threadAssertNull(x);
1044	>	a.getAndIncrement();
1045	>	throw ex2;
1046	>	});
1047	>	if (createIncomplete) f.completeExceptionally(ex1);
1048	>
1049	>	checkCompletedWithWrappedException(g, ex1);
1050	>	checkCompletedExceptionally(f, ex1);
1051	>	assertEquals(1, a.get());
1052	>	}}
1053	>
1054	>	/**
1055	>	* handle action completes normally with function value on normal
1056	>	* completion of source
1057	>	*/
1058	>	public void testHandle_normalCompletion() {
1059	>	for (ExecutionMode m : ExecutionMode.values())
1060	>	for (boolean createIncomplete : new boolean[] { true, false })
1061	>	for (Integer v1 : new Integer[] { 1, null })
1062	>	{
1063	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1064	>	final AtomicInteger a = new AtomicInteger(0);
1065	>	if (!createIncomplete) assertTrue(f.complete(v1));
1066	>	final CompletableFuture<Integer> g = m.handle
1067	>	(f,
1068	>	(Integer x, Throwable t) -> {
1069	>	m.checkExecutionMode();
1070	>	threadAssertSame(x, v1);
1071	>	threadAssertNull(t);
1072	>	a.getAndIncrement();
1073	>	return inc(v1);
1074	>	});
1075	>	if (createIncomplete) assertTrue(f.complete(v1));
1076	>
1077	>	checkCompletedNormally(g, inc(v1));
1078	>	checkCompletedNormally(f, v1);
1079	>	assertEquals(1, a.get());
1080	>	}}
1081
1082	<	f = new CompletableFuture<>();
1083	<	g = f.handle(r = new IntegerHandler());
1084	<	assertFalse(r.ran);
1085	<	f.completeExceptionally(new CFException());
1086	<	checkCompletedNormally(g, three);
1087	<	assertTrue(r.ran);
1088	<
1089	<	f = new CompletableFuture<>();
1090	<	f.complete(one);
1091	<	g = f.handle(r = new IntegerHandler());
1092	<	assertTrue(r.ran);
1093	<	checkCompletedNormally(g, two);
1082	>	/**
1083	>	* handle action completes normally with function value on
1084	>	* exceptional completion of source
1085	>	*/
1086	>	public void testHandle_exceptionalCompletion() {
1087	>	for (ExecutionMode m : ExecutionMode.values())
1088	>	for (boolean createIncomplete : new boolean[] { true, false })
1089	>	for (Integer v1 : new Integer[] { 1, null })
1090	>	{
1091	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1092	>	final AtomicInteger a = new AtomicInteger(0);
1093	>	final CFException ex = new CFException();
1094	>	if (!createIncomplete) f.completeExceptionally(ex);
1095	>	final CompletableFuture<Integer> g = m.handle
1096	>	(f,
1097	>	(Integer x, Throwable t) -> {
1098	>	m.checkExecutionMode();
1099	>	threadAssertNull(x);
1100	>	threadAssertSame(t, ex);
1101	>	a.getAndIncrement();
1102	>	return v1;
1103	>	});
1104	>	if (createIncomplete) f.completeExceptionally(ex);
1105	>
1106	>	checkCompletedNormally(g, v1);
1107	>	checkCompletedExceptionally(f, ex);
1108	>	assertEquals(1, a.get());
1109	>	}}
1110	>
1111	>	/**
1112	>	* handle action completes normally with function value on
1113	>	* cancelled source
1114	>	*/
1115	>	public void testHandle_sourceCancelled() {
1116	>	for (ExecutionMode m : ExecutionMode.values())
1117	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1118	>	for (boolean createIncomplete : new boolean[] { true, false })
1119	>	for (Integer v1 : new Integer[] { 1, null })
1120	>	{
1121	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1122	>	final AtomicInteger a = new AtomicInteger(0);
1123	>	if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
1124	>	final CompletableFuture<Integer> g = m.handle
1125	>	(f,
1126	>	(Integer x, Throwable t) -> {
1127	>	m.checkExecutionMode();
1128	>	threadAssertNull(x);
1129	>	threadAssertTrue(t instanceof CancellationException);
1130	>	a.getAndIncrement();
1131	>	return v1;
1132	>	});
1133	>	if (createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
1134
1135	<	f = new CompletableFuture<>();
1136	<	g = f.handle(r = new IntegerHandler());
1137	<	assertFalse(r.ran);
1138	<	f.complete(one);
424	<	assertTrue(r.ran);
425	<	checkCompletedNormally(g, two);
426	<	}
1135	>	checkCompletedNormally(g, v1);
1136	>	checkCancelled(f);
1137	>	assertEquals(1, a.get());
1138	>	}}
1139
1140		/**
1141	<	* runAsync completes after running Runnable
1141	>	* handle result completes exceptionally if action does
1142		*/
1143	<	public void testRunAsync() {
1144	<	Noop r = new Noop();
1145	<	CompletableFuture<Void> f = CompletableFuture.runAsync(r);
1146	<	assertNull(f.join());
1147	<	assertTrue(r.ran);
1148	<	checkCompletedNormally(f, null);
1149	<	}
1143	>	public void testHandle_sourceFailedActionFailed() {
1144	>	for (ExecutionMode m : ExecutionMode.values())
1145	>	for (boolean createIncomplete : new boolean[] { true, false })
1146	>	{
1147	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1148	>	final AtomicInteger a = new AtomicInteger(0);
1149	>	final CFException ex1 = new CFException();
1150	>	final CFException ex2 = new CFException();
1151	>	if (!createIncomplete) f.completeExceptionally(ex1);
1152	>	final CompletableFuture<Integer> g = m.handle
1153	>	(f,
1154	>	(Integer x, Throwable t) -> {
1155	>	m.checkExecutionMode();
1156	>	threadAssertNull(x);
1157	>	threadAssertSame(ex1, t);
1158	>	a.getAndIncrement();
1159	>	throw ex2;
1160	>	});
1161	>	if (createIncomplete) f.completeExceptionally(ex1);
1162	>
1163	>	checkCompletedWithWrappedException(g, ex2);
1164	>	checkCompletedExceptionally(f, ex1);
1165	>	assertEquals(1, a.get());
1166	>	}}
1167	>
1168	>	public void testHandle_sourceCompletedNormallyActionFailed() {
1169	>	for (ExecutionMode m : ExecutionMode.values())
1170	>	for (boolean createIncomplete : new boolean[] { true, false })
1171	>	for (Integer v1 : new Integer[] { 1, null })
1172	>	{
1173	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1174	>	final AtomicInteger a = new AtomicInteger(0);
1175	>	final CFException ex = new CFException();
1176	>	if (!createIncomplete) assertTrue(f.complete(v1));
1177	>	final CompletableFuture<Integer> g = m.handle
1178	>	(f,
1179	>	(Integer x, Throwable t) -> {
1180	>	m.checkExecutionMode();
1181	>	threadAssertSame(x, v1);
1182	>	threadAssertNull(t);
1183	>	a.getAndIncrement();
1184	>	throw ex;
1185	>	});
1186	>	if (createIncomplete) assertTrue(f.complete(v1));
1187	>
1188	>	checkCompletedWithWrappedException(g, ex);
1189	>	checkCompletedNormally(f, v1);
1190	>	assertEquals(1, a.get());
1191	>	}}
1192
1193		/**
1194	<	* runAsync with executor completes after running Runnable
1194	>	* runAsync completes after running Runnable
1195		*/
1196	<	public void testRunAsync2() {
1197	<	Noop r = new Noop();
1198	<	ThreadExecutor exec = new ThreadExecutor();
1199	<	CompletableFuture<Void> f = CompletableFuture.runAsync(r, exec);
1196	>	public void testRunAsync_normalCompletion() {
1197	>	ExecutionMode[] executionModes = {
1198	>	ExecutionMode.ASYNC,
1199	>	ExecutionMode.EXECUTOR,
1200	>	};
1201	>	for (ExecutionMode m : executionModes)
1202	>	{
1203	>	final Noop r = new Noop(m);
1204	>	final CompletableFuture<Void> f = m.runAsync(r);
1205		assertNull(f.join());
447	–	assertTrue(r.ran);
1206		checkCompletedNormally(f, null);
1207	<	assertEquals(1, exec.count.get());
1208	<	}
1207	>	r.assertInvoked();
1208	>	}}
1209
1210		/**
1211		* failing runAsync completes exceptionally after running Runnable
1212		*/
1213	<	public void testRunAsync3() {
1214	<	FailingNoop r = new FailingNoop();
1215	<	CompletableFuture<Void> f = CompletableFuture.runAsync(r);
1213	>	public void testRunAsync_exceptionalCompletion() {
1214	>	ExecutionMode[] executionModes = {
1215	>	ExecutionMode.ASYNC,
1216	>	ExecutionMode.EXECUTOR,
1217	>	};
1218	>	for (ExecutionMode m : executionModes)
1219	>	{
1220	>	final FailingRunnable r = new FailingRunnable(m);
1221	>	final CompletableFuture<Void> f = m.runAsync(r);
1222		checkCompletedWithWrappedCFException(f);
1223	<	assertTrue(r.ran);
1224	<	}
1223	>	r.assertInvoked();
1224	>	}}
1225
1226		/**
1227		* supplyAsync completes with result of supplier
1228		*/
1229	<	public void testSupplyAsync() {
1230	<	CompletableFuture<Integer> f;
1231	<	f = CompletableFuture.supplyAsync(supplyOne);
1232	<	assertEquals(f.join(), one);
1233	<	checkCompletedNormally(f, one);
1234	<	}
1235	<
1236	<	/**
1237	<	* supplyAsync with executor completes with result of supplier
1238	<	*/
1239	<	public void testSupplyAsync2() {
1240	<	CompletableFuture<Integer> f;
1241	<	f = CompletableFuture.supplyAsync(supplyOne, new ThreadExecutor());
1242	<	assertEquals(f.join(), one);
479	<	checkCompletedNormally(f, one);
480	<	}
1229	>	public void testSupplyAsync_normalCompletion() {
1230	>	ExecutionMode[] executionModes = {
1231	>	ExecutionMode.ASYNC,
1232	>	ExecutionMode.EXECUTOR,
1233	>	};
1234	>	for (ExecutionMode m : executionModes)
1235	>	for (Integer v1 : new Integer[] { 1, null })
1236	>	{
1237	>	final IntegerSupplier r = new IntegerSupplier(m, v1);
1238	>	final CompletableFuture<Integer> f = m.supplyAsync(r);
1239	>	assertSame(v1, f.join());
1240	>	checkCompletedNormally(f, v1);
1241	>	r.assertInvoked();
1242	>	}}
1243
1244		/**
1245		* Failing supplyAsync completes exceptionally
1246		*/
1247	<	public void testSupplyAsync3() {
1248	<	FailingSupplier r = new FailingSupplier();
1249	<	CompletableFuture<Integer> f = CompletableFuture.supplyAsync(r);
1247	>	public void testSupplyAsync_exceptionalCompletion() {
1248	>	ExecutionMode[] executionModes = {
1249	>	ExecutionMode.ASYNC,
1250	>	ExecutionMode.EXECUTOR,
1251	>	};
1252	>	for (ExecutionMode m : executionModes)
1253	>	{
1254	>	FailingSupplier r = new FailingSupplier(m);
1255	>	CompletableFuture<Integer> f = m.supplyAsync(r);
1256		checkCompletedWithWrappedCFException(f);
1257	<	assertTrue(r.ran);
1258	<	}
1257	>	r.assertInvoked();
1258	>	}}
1259
1260		// seq completion methods
1261
1262		/**
1263		* thenRun result completes normally after normal completion of source
1264		*/
1265	<	public void testThenRun() {
1266	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1267	<	Noop r = new Noop();
1268	<	CompletableFuture<Void> g = f.thenRun(r);
1269	<	f.complete(null);
1270	<	checkCompletedNormally(g, null);
1271	<	// reordered version
1272	<	f = new CompletableFuture<>();
1273	<	f.complete(null);
1274	<	r = new Noop();
1275	<	g = f.thenRun(r);
1276	<	checkCompletedNormally(g, null);
1277	<	}
1265	>	public void testThenRun_normalCompletion() {
1266	>	for (ExecutionMode m : ExecutionMode.values())
1267	>	for (Integer v1 : new Integer[] { 1, null })
1268	>	{
1269	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1270	>	final Noop[] rs = new Noop[6];
1271	>	for (int i = 0; i < rs.length; i++) rs[i] = new Noop(m);
1272	>
1273	>	final CompletableFuture<Void> h0 = m.thenRun(f, rs[0]);
1274	>	final CompletableFuture<Void> h1 = m.runAfterBoth(f, f, rs[1]);
1275	>	final CompletableFuture<Void> h2 = m.runAfterEither(f, f, rs[2]);
1276	>	checkIncomplete(h0);
1277	>	checkIncomplete(h1);
1278	>	checkIncomplete(h2);
1279	>	assertTrue(f.complete(v1));
1280	>	final CompletableFuture<Void> h3 = m.thenRun(f, rs[3]);
1281	>	final CompletableFuture<Void> h4 = m.runAfterBoth(f, f, rs[4]);
1282	>	final CompletableFuture<Void> h5 = m.runAfterEither(f, f, rs[5]);
1283	>
1284	>	checkCompletedNormally(h0, null);
1285	>	checkCompletedNormally(h1, null);
1286	>	checkCompletedNormally(h2, null);
1287	>	checkCompletedNormally(h3, null);
1288	>	checkCompletedNormally(h4, null);
1289	>	checkCompletedNormally(h5, null);
1290	>	checkCompletedNormally(f, v1);
1291	>	for (Noop r : rs) r.assertInvoked();
1292	>	}}
1293
1294		/**
1295		* thenRun result completes exceptionally after exceptional
1296		* completion of source
1297		*/
1298	<	public void testThenRun2() {
1299	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1300	<	Noop r = new Noop();
1301	<	CompletableFuture<Void> g = f.thenRun(r);
1302	<	f.completeExceptionally(new CFException());
1303	<	checkCompletedWithWrappedCFException(g);
1304	<	}
1298	>	public void testThenRun_exceptionalCompletion() {
1299	>	for (ExecutionMode m : ExecutionMode.values())
1300	>	{
1301	>	final CFException ex = new CFException();
1302	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1303	>	final Noop[] rs = new Noop[6];
1304	>	for (int i = 0; i < rs.length; i++) rs[i] = new Noop(m);
1305	>
1306	>	final CompletableFuture<Void> h0 = m.thenRun(f, rs[0]);
1307	>	final CompletableFuture<Void> h1 = m.runAfterBoth(f, f, rs[1]);
1308	>	final CompletableFuture<Void> h2 = m.runAfterEither(f, f, rs[2]);
1309	>	checkIncomplete(h0);
1310	>	checkIncomplete(h1);
1311	>	checkIncomplete(h2);
1312	>	assertTrue(f.completeExceptionally(ex));
1313	>	final CompletableFuture<Void> h3 = m.thenRun(f, rs[3]);
1314	>	final CompletableFuture<Void> h4 = m.runAfterBoth(f, f, rs[4]);
1315	>	final CompletableFuture<Void> h5 = m.runAfterEither(f, f, rs[5]);
1316	>
1317	>	checkCompletedWithWrappedException(h0, ex);
1318	>	checkCompletedWithWrappedException(h1, ex);
1319	>	checkCompletedWithWrappedException(h2, ex);
1320	>	checkCompletedWithWrappedException(h3, ex);
1321	>	checkCompletedWithWrappedException(h4, ex);
1322	>	checkCompletedWithWrappedException(h5, ex);
1323	>	checkCompletedExceptionally(f, ex);
1324	>	for (Noop r : rs) r.assertNotInvoked();
1325	>	}}
1326
1327		/**
1328	<	* thenRun result completes exceptionally if action does
1328	>	* thenRun result completes exceptionally if source cancelled
1329		*/
1330	<	public void testThenRun3() {
1331	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1332	<	FailingNoop r = new FailingNoop();
1333	<	CompletableFuture<Void> g = f.thenRun(r);
1334	<	f.complete(null);
1335	<	checkCompletedWithWrappedCFException(g);
1336	<	}
1330	>	public void testThenRun_sourceCancelled() {
1331	>	for (ExecutionMode m : ExecutionMode.values())
1332	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1333	>	{
1334	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1335	>	final Noop[] rs = new Noop[6];
1336	>	for (int i = 0; i < rs.length; i++) rs[i] = new Noop(m);
1337	>
1338	>	final CompletableFuture<Void> h0 = m.thenRun(f, rs[0]);
1339	>	final CompletableFuture<Void> h1 = m.runAfterBoth(f, f, rs[1]);
1340	>	final CompletableFuture<Void> h2 = m.runAfterEither(f, f, rs[2]);
1341	>	checkIncomplete(h0);
1342	>	checkIncomplete(h1);
1343	>	checkIncomplete(h2);
1344	>	assertTrue(f.cancel(mayInterruptIfRunning));
1345	>	final CompletableFuture<Void> h3 = m.thenRun(f, rs[3]);
1346	>	final CompletableFuture<Void> h4 = m.runAfterBoth(f, f, rs[4]);
1347	>	final CompletableFuture<Void> h5 = m.runAfterEither(f, f, rs[5]);
1348	>
1349	>	checkCompletedWithWrappedCancellationException(h0);
1350	>	checkCompletedWithWrappedCancellationException(h1);
1351	>	checkCompletedWithWrappedCancellationException(h2);
1352	>	checkCompletedWithWrappedCancellationException(h3);
1353	>	checkCompletedWithWrappedCancellationException(h4);
1354	>	checkCompletedWithWrappedCancellationException(h5);
1355	>	checkCancelled(f);
1356	>	for (Noop r : rs) r.assertNotInvoked();
1357	>	}}
1358
1359		/**
1360	<	* thenRun result completes exceptionally if source cancelled
1360	>	* thenRun result completes exceptionally if action does
1361		*/
1362	<	public void testThenRun4() {
1363	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1364	<	Noop r = new Noop();
1365	<	CompletableFuture<Void> g = f.thenRun(r);
1366	<	assertTrue(f.cancel(true));
1367	<	checkCompletedWithWrappedCancellationException(g);
1368	<	}
1362	>	public void testThenRun_actionFailed() {
1363	>	for (ExecutionMode m : ExecutionMode.values())
1364	>	for (Integer v1 : new Integer[] { 1, null })
1365	>	{
1366	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1367	>	final FailingRunnable[] rs = new FailingRunnable[6];
1368	>	for (int i = 0; i < rs.length; i++) rs[i] = new FailingRunnable(m);
1369	>
1370	>	final CompletableFuture<Void> h0 = m.thenRun(f, rs[0]);
1371	>	final CompletableFuture<Void> h1 = m.runAfterBoth(f, f, rs[1]);
1372	>	final CompletableFuture<Void> h2 = m.runAfterEither(f, f, rs[2]);
1373	>	final FailingRunnable r = new FailingRunnable(m);
1374	>	assertTrue(f.complete(v1));
1375	>	final CompletableFuture<Void> h3 = m.thenRun(f, rs[3]);
1376	>	final CompletableFuture<Void> h4 = m.runAfterBoth(f, f, rs[4]);
1377	>	final CompletableFuture<Void> h5 = m.runAfterEither(f, f, rs[5]);
1378	>
1379	>	checkCompletedWithWrappedCFException(h0);
1380	>	checkCompletedWithWrappedCFException(h1);
1381	>	checkCompletedWithWrappedCFException(h2);
1382	>	checkCompletedWithWrappedCFException(h3);
1383	>	checkCompletedWithWrappedCFException(h4);
1384	>	checkCompletedWithWrappedCFException(h5);
1385	>	checkCompletedNormally(f, v1);
1386	>	}}
1387
1388		/**
1389		* thenApply result completes normally after normal completion of source
1390		*/
1391	<	public void testThenApply() {
1392	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1393	<	CompletableFuture<Integer> g = f.thenApply(inc);
1394	<	f.complete(one);
1395	<	checkCompletedNormally(g, two);
1396	<	}
1391	>	public void testThenApply_normalCompletion() {
1392	>	for (ExecutionMode m : ExecutionMode.values())
1393	>	for (boolean createIncomplete : new boolean[] { true, false })
1394	>	for (Integer v1 : new Integer[] { 1, null })
1395	>	{
1396	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1397	>	final IncFunction r = new IncFunction(m);
1398	>	if (!createIncomplete) assertTrue(f.complete(v1));
1399	>	final CompletableFuture<Integer> g = m.thenApply(f, r);
1400	>	if (createIncomplete) {
1401	>	checkIncomplete(g);
1402	>	assertTrue(f.complete(v1));
1403	>	}
1404	>
1405	>	checkCompletedNormally(g, inc(v1));
1406	>	checkCompletedNormally(f, v1);
1407	>	r.assertValue(inc(v1));
1408	>	}}
1409
1410		/**
1411		* thenApply result completes exceptionally after exceptional
1412		* completion of source
1413		*/
1414	<	public void testThenApply2() {
1415	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1416	<	CompletableFuture<Integer> g = f.thenApply(inc);
1417	<	f.completeExceptionally(new CFException());
1418	<	checkCompletedWithWrappedCFException(g);
1419	<	}
1414	>	public void testThenApply_exceptionalCompletion() {
1415	>	for (ExecutionMode m : ExecutionMode.values())
1416	>	for (boolean createIncomplete : new boolean[] { true, false })
1417	>	{
1418	>	final CFException ex = new CFException();
1419	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1420	>	final IncFunction r = new IncFunction(m);
1421	>	if (!createIncomplete) f.completeExceptionally(ex);
1422	>	final CompletableFuture<Integer> g = m.thenApply(f, r);
1423	>	if (createIncomplete) {
1424	>	checkIncomplete(g);
1425	>	f.completeExceptionally(ex);
1426	>	}
1427
1428	<	/**
1429	<	* thenApply result completes exceptionally if action does
1430	<	*/
1431	<	public void testThenApply3() {
570	<	CompletableFuture<Integer> f = new CompletableFuture<>();
571	<	CompletableFuture<Integer> g = f.thenApply(new FailingFunction());
572	<	f.complete(one);
573	<	checkCompletedWithWrappedCFException(g);
574	<	}
1428	>	checkCompletedWithWrappedException(g, ex);
1429	>	checkCompletedExceptionally(f, ex);
1430	>	r.assertNotInvoked();
1431	>	}}
1432
1433		/**
1434		* thenApply result completes exceptionally if source cancelled
1435		*/
1436	<	public void testThenApply4() {
1437	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1438	<	CompletableFuture<Integer> g = f.thenApply(inc);
1439	<	assertTrue(f.cancel(true));
1436	>	public void testThenApply_sourceCancelled() {
1437	>	for (ExecutionMode m : ExecutionMode.values())
1438	>	for (boolean createIncomplete : new boolean[] { true, false })
1439	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1440	>	{
1441	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1442	>	final IncFunction r = new IncFunction(m);
1443	>	if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
1444	>	final CompletableFuture<Integer> g = m.thenApply(f, r);
1445	>	if (createIncomplete) {
1446	>	checkIncomplete(g);
1447	>	assertTrue(f.cancel(mayInterruptIfRunning));
1448	>	}
1449	>
1450		checkCompletedWithWrappedCancellationException(g);
1451	<	}
1451	>	checkCancelled(f);
1452	>	r.assertNotInvoked();
1453	>	}}
1454	>
1455	>	/**
1456	>	* thenApply result completes exceptionally if action does
1457	>	*/
1458	>	public void testThenApply_actionFailed() {
1459	>	for (ExecutionMode m : ExecutionMode.values())
1460	>	for (boolean createIncomplete : new boolean[] { true, false })
1461	>	for (Integer v1 : new Integer[] { 1, null })
1462	>	{
1463	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1464	>	final FailingFunction r = new FailingFunction(m);
1465	>	if (!createIncomplete) assertTrue(f.complete(v1));
1466	>	final CompletableFuture<Integer> g = m.thenApply(f, r);
1467	>	if (createIncomplete) {
1468	>	checkIncomplete(g);
1469	>	assertTrue(f.complete(v1));
1470	>	}
1471	>
1472	>	checkCompletedWithWrappedCFException(g);
1473	>	checkCompletedNormally(f, v1);
1474	>	}}
1475
1476		/**
1477		* thenAccept result completes normally after normal completion of source
1478		*/
1479	<	public void testThenAccept() {
1480	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1481	<	IncAction r = new IncAction();
1482	<	CompletableFuture<Void> g = f.thenAccept(r);
1483	<	f.complete(one);
1479	>	public void testThenAccept_normalCompletion() {
1480	>	for (ExecutionMode m : ExecutionMode.values())
1481	>	for (boolean createIncomplete : new boolean[] { true, false })
1482	>	for (Integer v1 : new Integer[] { 1, null })
1483	>	{
1484	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1485	>	final NoopConsumer r = new NoopConsumer(m);
1486	>	if (!createIncomplete) assertTrue(f.complete(v1));
1487	>	final CompletableFuture<Void> g = m.thenAccept(f, r);
1488	>	if (createIncomplete) {
1489	>	checkIncomplete(g);
1490	>	assertTrue(f.complete(v1));
1491	>	}
1492	>
1493		checkCompletedNormally(g, null);
1494	<	assertEquals(r.value, 2);
1495	<	}
1494	>	r.assertValue(v1);
1495	>	checkCompletedNormally(f, v1);
1496	>	}}
1497
1498		/**
1499		* thenAccept result completes exceptionally after exceptional
1500		* completion of source
1501		*/
1502	<	public void testThenAccept2() {
1503	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1504	<	IncAction r = new IncAction();
1505	<	CompletableFuture<Void> g = f.thenAccept(r);
1506	<	f.completeExceptionally(new CFException());
1507	<	checkCompletedWithWrappedCFException(g);
1508	<	}
1502	>	public void testThenAccept_exceptionalCompletion() {
1503	>	for (ExecutionMode m : ExecutionMode.values())
1504	>	for (boolean createIncomplete : new boolean[] { true, false })
1505	>	{
1506	>	final CFException ex = new CFException();
1507	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1508	>	final NoopConsumer r = new NoopConsumer(m);
1509	>	if (!createIncomplete) f.completeExceptionally(ex);
1510	>	final CompletableFuture<Void> g = m.thenAccept(f, r);
1511	>	if (createIncomplete) {
1512	>	checkIncomplete(g);
1513	>	f.completeExceptionally(ex);
1514	>	}
1515
1516	<	/**
1517	<	* thenAccept result completes exceptionally if action does
1518	<	*/
1519	<	public void testThenAccept3() {
614	<	CompletableFuture<Integer> f = new CompletableFuture<>();
615	<	FailingConsumer r = new FailingConsumer();
616	<	CompletableFuture<Void> g = f.thenAccept(r);
617	<	f.complete(one);
618	<	checkCompletedWithWrappedCFException(g);
619	<	assertTrue(r.ran);
620	<	}
1516	>	checkCompletedWithWrappedException(g, ex);
1517	>	checkCompletedExceptionally(f, ex);
1518	>	r.assertNotInvoked();
1519	>	}}
1520
1521		/**
1522		* thenAccept result completes exceptionally if source cancelled
1523		*/
1524	<	public void testThenAccept4() {
1525	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1526	<	IncAction r = new IncAction();
1527	<	CompletableFuture<Void> g = f.thenAccept(r);
1528	<	assertTrue(f.cancel(true));
1524	>	public void testThenAccept_sourceCancelled() {
1525	>	for (ExecutionMode m : ExecutionMode.values())
1526	>	for (boolean createIncomplete : new boolean[] { true, false })
1527	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1528	>	{
1529	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1530	>	final NoopConsumer r = new NoopConsumer(m);
1531	>	if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
1532	>	final CompletableFuture<Void> g = m.thenAccept(f, r);
1533	>	if (createIncomplete) {
1534	>	checkIncomplete(g);
1535	>	assertTrue(f.cancel(mayInterruptIfRunning));
1536	>	}
1537	>
1538		checkCompletedWithWrappedCancellationException(g);
1539	<	}
1539	>	checkCancelled(f);
1540	>	r.assertNotInvoked();
1541	>	}}
1542	>
1543	>	/**
1544	>	* thenAccept result completes exceptionally if action does
1545	>	*/
1546	>	public void testThenAccept_actionFailed() {
1547	>	for (ExecutionMode m : ExecutionMode.values())
1548	>	for (boolean createIncomplete : new boolean[] { true, false })
1549	>	for (Integer v1 : new Integer[] { 1, null })
1550	>	{
1551	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1552	>	final FailingConsumer r = new FailingConsumer(m);
1553	>	if (!createIncomplete) f.complete(v1);
1554	>	final CompletableFuture<Void> g = m.thenAccept(f, r);
1555	>	if (createIncomplete) {
1556	>	checkIncomplete(g);
1557	>	f.complete(v1);
1558	>	}
1559
1560	+	checkCompletedWithWrappedCFException(g);
1561	+	checkCompletedNormally(f, v1);
1562	+	}}
1563
1564		/**
1565		* thenCombine result completes normally after normal completion
1566		* of sources
1567		*/
1568	<	public void testThenCombine() {
1569	<	CompletableFuture<Integer> f, g, h;
1570	<
1571	<	f = new CompletableFuture<>();
1572	<	g = new CompletableFuture<>();
1573	<	h = f.thenCombine(g, subtract);
1574	<	f.complete(3);
1575	<	checkIncomplete(h);
1576	<	g.complete(1);
1577	<	checkCompletedNormally(h, 2);
1578	<
1579	<	f = new CompletableFuture<>();
1580	<	g = new CompletableFuture<>();
1581	<	h = f.thenCombine(g, subtract);
1582	<	g.complete(1);
1583	<	checkIncomplete(h);
1584	<	f.complete(3);
1585	<	checkCompletedNormally(h, 2);
1586	<
1587	<	f = new CompletableFuture<>();
1588	<	g = new CompletableFuture<>();
1589	<	g.complete(1);
1590	<	f.complete(3);
1591	<	h = f.thenCombine(g, subtract);
1592	<	checkCompletedNormally(h, 2);
1593	<	}
1568	>	public void testThenCombine_normalCompletion() {
1569	>	for (ExecutionMode m : ExecutionMode.values())
1570	>	for (boolean fFirst : new boolean[] { true, false })
1571	>	for (Integer v1 : new Integer[] { 1, null })
1572	>	for (Integer v2 : new Integer[] { 2, null })
1573	>	{
1574	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1575	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1576	>	final SubtractFunction r1 = new SubtractFunction(m);
1577	>	final SubtractFunction r2 = new SubtractFunction(m);
1578	>	final SubtractFunction r3 = new SubtractFunction(m);
1579	>
1580	>	final CompletableFuture<Integer> fst =  fFirst ? f : g;
1581	>	final CompletableFuture<Integer> snd = !fFirst ? f : g;
1582	>	final Integer w1 =  fFirst ? v1 : v2;
1583	>	final Integer w2 = !fFirst ? v1 : v2;
1584	>
1585	>	final CompletableFuture<Integer> h1 = m.thenCombine(f, g, r1);
1586	>	assertTrue(fst.complete(w1));
1587	>	final CompletableFuture<Integer> h2 = m.thenCombine(f, g, r2);
1588	>	checkIncomplete(h1);
1589	>	checkIncomplete(h2);
1590	>	r1.assertNotInvoked();
1591	>	r2.assertNotInvoked();
1592	>	assertTrue(snd.complete(w2));
1593	>	final CompletableFuture<Integer> h3 = m.thenCombine(f, g, r3);
1594	>
1595	>	checkCompletedNormally(h1, subtract(v1, v2));
1596	>	checkCompletedNormally(h2, subtract(v1, v2));
1597	>	checkCompletedNormally(h3, subtract(v1, v2));
1598	>	r1.assertValue(subtract(v1, v2));
1599	>	r2.assertValue(subtract(v1, v2));
1600	>	r3.assertValue(subtract(v1, v2));
1601	>	checkCompletedNormally(f, v1);
1602	>	checkCompletedNormally(g, v2);
1603	>	}}
1604
1605		/**
1606		* thenCombine result completes exceptionally after exceptional
1607		* completion of either source
1608		*/
1609	<	public void testThenCombine2() {
1610	<	CompletableFuture<Integer> f, g, h;
1611	<
1612	<	f = new CompletableFuture<>();
1613	<	g = new CompletableFuture<>();
1614	<	h = f.thenCombine(g, subtract);
1615	<	f.completeExceptionally(new CFException());
1616	<	checkIncomplete(h);
1617	<	g.complete(1);
1618	<	checkCompletedWithWrappedCFException(h);
1619	<
1620	<	f = new CompletableFuture<>();
1621	<	g = new CompletableFuture<>();
1622	<	h = f.thenCombine(g, subtract);
1623	<	g.completeExceptionally(new CFException());
1624	<	checkIncomplete(h);
1625	<	f.complete(3);
1626	<	checkCompletedWithWrappedCFException(h);
1627	<
1628	<	f = new CompletableFuture<>();
1629	<	g = new CompletableFuture<>();
1630	<	f.complete(3);
1631	<	g.completeExceptionally(new CFException());
1632	<	h = f.thenCombine(g, subtract);
1633	<	checkCompletedWithWrappedCFException(h);
1634	<
1635	<	f = new CompletableFuture<>();
1636	<	g = new CompletableFuture<>();
1637	<	f.completeExceptionally(new CFException());
1638	<	g.complete(3);
1639	<	h = f.thenCombine(g, subtract);
1640	<	checkCompletedWithWrappedCFException(h);
1641	<	}
1609	>	public void testThenCombine_exceptionalCompletion() throws Throwable {
1610	>	for (ExecutionMode m : ExecutionMode.values())
1611	>	for (boolean fFirst : new boolean[] { true, false })
1612	>	for (boolean failFirst : new boolean[] { true, false })
1613	>	for (Integer v1 : new Integer[] { 1, null })
1614	>	{
1615	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1616	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1617	>	final CFException ex = new CFException();
1618	>	final SubtractFunction r1 = new SubtractFunction(m);
1619	>	final SubtractFunction r2 = new SubtractFunction(m);
1620	>	final SubtractFunction r3 = new SubtractFunction(m);
1621	>
1622	>	final CompletableFuture<Integer> fst =  fFirst ? f : g;
1623	>	final CompletableFuture<Integer> snd = !fFirst ? f : g;
1624	>	final Callable<Boolean> complete1 = failFirst ?
1625	>	() -> fst.completeExceptionally(ex) :
1626	>	() -> fst.complete(v1);
1627	>	final Callable<Boolean> complete2 = failFirst ?
1628	>	() -> snd.complete(v1) :
1629	>	() -> snd.completeExceptionally(ex);
1630	>
1631	>	final CompletableFuture<Integer> h1 = m.thenCombine(f, g, r1);
1632	>	assertTrue(complete1.call());
1633	>	final CompletableFuture<Integer> h2 = m.thenCombine(f, g, r2);
1634	>	checkIncomplete(h1);
1635	>	checkIncomplete(h2);
1636	>	assertTrue(complete2.call());
1637	>	final CompletableFuture<Integer> h3 = m.thenCombine(f, g, r3);
1638	>
1639	>	checkCompletedWithWrappedException(h1, ex);
1640	>	checkCompletedWithWrappedException(h2, ex);
1641	>	checkCompletedWithWrappedException(h3, ex);
1642	>	r1.assertNotInvoked();
1643	>	r2.assertNotInvoked();
1644	>	r3.assertNotInvoked();
1645	>	checkCompletedNormally(failFirst ? snd : fst, v1);
1646	>	checkCompletedExceptionally(failFirst ? fst : snd, ex);
1647	>	}}
1648
1649		/**
1650	<	* thenCombine result completes exceptionally if action does
1650	>	* thenCombine result completes exceptionally if either source cancelled
1651		*/
1652	<	public void testThenCombine3() {
1653	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1654	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1655	<	FailingBiFunction r = new FailingBiFunction();
1656	<	CompletableFuture<Integer> g = f.thenCombine(f2, r);
1657	<	f.complete(one);
1658	<	checkIncomplete(g);
1659	<	assertFalse(r.ran);
1660	<	f2.complete(two);
1661	<	checkCompletedWithWrappedCFException(g);
1662	<	assertTrue(r.ran);
1663	<	}
1652	>	public void testThenCombine_sourceCancelled() throws Throwable {
1653	>	for (ExecutionMode m : ExecutionMode.values())
1654	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1655	>	for (boolean fFirst : new boolean[] { true, false })
1656	>	for (boolean failFirst : new boolean[] { true, false })
1657	>	for (Integer v1 : new Integer[] { 1, null })
1658	>	{
1659	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1660	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1661	>	final SubtractFunction r1 = new SubtractFunction(m);
1662	>	final SubtractFunction r2 = new SubtractFunction(m);
1663	>	final SubtractFunction r3 = new SubtractFunction(m);
1664	>
1665	>	final CompletableFuture<Integer> fst =  fFirst ? f : g;
1666	>	final CompletableFuture<Integer> snd = !fFirst ? f : g;
1667	>	final Callable<Boolean> complete1 = failFirst ?
1668	>	() -> fst.cancel(mayInterruptIfRunning) :
1669	>	() -> fst.complete(v1);
1670	>	final Callable<Boolean> complete2 = failFirst ?
1671	>	() -> snd.complete(v1) :
1672	>	() -> snd.cancel(mayInterruptIfRunning);
1673	>
1674	>	final CompletableFuture<Integer> h1 = m.thenCombine(f, g, r1);
1675	>	assertTrue(complete1.call());
1676	>	final CompletableFuture<Integer> h2 = m.thenCombine(f, g, r2);
1677	>	checkIncomplete(h1);
1678	>	checkIncomplete(h2);
1679	>	assertTrue(complete2.call());
1680	>	final CompletableFuture<Integer> h3 = m.thenCombine(f, g, r3);
1681	>
1682	>	checkCompletedWithWrappedCancellationException(h1);
1683	>	checkCompletedWithWrappedCancellationException(h2);
1684	>	checkCompletedWithWrappedCancellationException(h3);
1685	>	r1.assertNotInvoked();
1686	>	r2.assertNotInvoked();
1687	>	r3.assertNotInvoked();
1688	>	checkCompletedNormally(failFirst ? snd : fst, v1);
1689	>	checkCancelled(failFirst ? fst : snd);
1690	>	}}
1691
1692		/**
1693	<	* thenCombine result completes exceptionally if either source cancelled
1693	>	* thenCombine result completes exceptionally if action does
1694		*/
1695	<	public void testThenCombine4() {
1696	<	CompletableFuture<Integer> f, g, h;
1697	<
1698	<	f = new CompletableFuture<>();
1699	<	g = new CompletableFuture<>();
1700	<	h = f.thenCombine(g, subtract);
1701	<	assertTrue(f.cancel(true));
1702	<	checkIncomplete(h);
1703	<	g.complete(1);
1704	<	checkCompletedWithWrappedCancellationException(h);
1705	<
1706	<	f = new CompletableFuture<>();
1707	<	g = new CompletableFuture<>();
1708	<	h = f.thenCombine(g, subtract);
1709	<	assertTrue(g.cancel(true));
1710	<	checkIncomplete(h);
1711	<	f.complete(3);
1712	<	checkCompletedWithWrappedCancellationException(h);
1713	<
1714	<	f = new CompletableFuture<>();
1715	<	g = new CompletableFuture<>();
1716	<	assertTrue(f.cancel(true));
1717	<	assertTrue(g.cancel(true));
1718	<	h = f.thenCombine(g, subtract);
1719	<	checkCompletedWithWrappedCancellationException(h);
1720	<	}
1695	>	public void testThenCombine_actionFailed() {
1696	>	for (ExecutionMode m : ExecutionMode.values())
1697	>	for (boolean fFirst : new boolean[] { true, false })
1698	>	for (Integer v1 : new Integer[] { 1, null })
1699	>	for (Integer v2 : new Integer[] { 2, null })
1700	>	{
1701	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1702	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1703	>	final FailingBiFunction r1 = new FailingBiFunction(m);
1704	>	final FailingBiFunction r2 = new FailingBiFunction(m);
1705	>	final FailingBiFunction r3 = new FailingBiFunction(m);
1706	>
1707	>	final CompletableFuture<Integer> fst =  fFirst ? f : g;
1708	>	final CompletableFuture<Integer> snd = !fFirst ? f : g;
1709	>	final Integer w1 =  fFirst ? v1 : v2;
1710	>	final Integer w2 = !fFirst ? v1 : v2;
1711	>
1712	>	final CompletableFuture<Integer> h1 = m.thenCombine(f, g, r1);
1713	>	assertTrue(fst.complete(w1));
1714	>	final CompletableFuture<Integer> h2 = m.thenCombine(f, g, r2);
1715	>	assertTrue(snd.complete(w2));
1716	>	final CompletableFuture<Integer> h3 = m.thenCombine(f, g, r3);
1717	>
1718	>	checkCompletedWithWrappedCFException(h1);
1719	>	checkCompletedWithWrappedCFException(h2);
1720	>	checkCompletedWithWrappedCFException(h3);
1721	>	r1.assertInvoked();
1722	>	r2.assertInvoked();
1723	>	r3.assertInvoked();
1724	>	checkCompletedNormally(f, v1);
1725	>	checkCompletedNormally(g, v2);
1726	>	}}
1727
1728		/**
1729		* thenAcceptBoth result completes normally after normal
1730		* completion of sources
1731		*/
1732	<	public void testThenAcceptBoth() {
1733	<	CompletableFuture<Integer> f, g;
1734	<	CompletableFuture<Void> h;
1735	<	SubtractAction r;
1736	<
1737	<	f = new CompletableFuture<>();
1738	<	g = new CompletableFuture<>();
1739	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
1740	<	f.complete(3);
1741	<	checkIncomplete(h);
1742	<	g.complete(1);
1743	<	checkCompletedNormally(h, null);
1744	<	assertEquals(r.value, 2);
1745	<
1746	<	f = new CompletableFuture<>();
1747	<	g = new CompletableFuture<>();
1748	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
1749	<	g.complete(1);
1750	<	checkIncomplete(h);
1751	<	f.complete(3);
1752	<	checkCompletedNormally(h, null);
1753	<	assertEquals(r.value, 2);
1754	<
1755	<	f = new CompletableFuture<>();
1756	<	g = new CompletableFuture<>();
1757	<	g.complete(1);
1758	<	f.complete(3);
1759	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
1760	<	checkCompletedNormally(h, null);
1761	<	assertEquals(r.value, 2);
1762	<	}
1732	>	public void testThenAcceptBoth_normalCompletion() {
1733	>	for (ExecutionMode m : ExecutionMode.values())
1734	>	for (boolean fFirst : new boolean[] { true, false })
1735	>	for (Integer v1 : new Integer[] { 1, null })
1736	>	for (Integer v2 : new Integer[] { 2, null })
1737	>	{
1738	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1739	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1740	>	final SubtractAction r1 = new SubtractAction(m);
1741	>	final SubtractAction r2 = new SubtractAction(m);
1742	>	final SubtractAction r3 = new SubtractAction(m);
1743	>
1744	>	final CompletableFuture<Integer> fst =  fFirst ? f : g;
1745	>	final CompletableFuture<Integer> snd = !fFirst ? f : g;
1746	>	final Integer w1 =  fFirst ? v1 : v2;
1747	>	final Integer w2 = !fFirst ? v1 : v2;
1748	>
1749	>	final CompletableFuture<Void> h1 = m.thenAcceptBoth(f, g, r1);
1750	>	assertTrue(fst.complete(w1));
1751	>	final CompletableFuture<Void> h2 = m.thenAcceptBoth(f, g, r2);
1752	>	checkIncomplete(h1);
1753	>	checkIncomplete(h2);
1754	>	r1.assertNotInvoked();
1755	>	r2.assertNotInvoked();
1756	>	assertTrue(snd.complete(w2));
1757	>	final CompletableFuture<Void> h3 = m.thenAcceptBoth(f, g, r3);
1758	>
1759	>	checkCompletedNormally(h1, null);
1760	>	checkCompletedNormally(h2, null);
1761	>	checkCompletedNormally(h3, null);
1762	>	r1.assertValue(subtract(v1, v2));
1763	>	r2.assertValue(subtract(v1, v2));
1764	>	r3.assertValue(subtract(v1, v2));
1765	>	checkCompletedNormally(f, v1);
1766	>	checkCompletedNormally(g, v2);
1767	>	}}
1768
1769		/**
1770		* thenAcceptBoth result completes exceptionally after exceptional
1771		* completion of either source
1772		*/
1773	<	public void testThenAcceptBoth2() {
1774	<	CompletableFuture<Integer> f, g;
1775	<	CompletableFuture<Void> h;
1776	<	SubtractAction r;
1777	<
1778	<	f = new CompletableFuture<>();
1779	<	g = new CompletableFuture<>();
1780	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
1781	<	f.completeExceptionally(new CFException());
1782	<	checkIncomplete(h);
1783	<	g.complete(1);
1784	<	checkCompletedWithWrappedCFException(h);
1785	<
1786	<	f = new CompletableFuture<>();
1787	<	g = new CompletableFuture<>();
1788	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
1789	<	g.completeExceptionally(new CFException());
1790	<	checkIncomplete(h);
1791	<	f.complete(3);
1792	<	checkCompletedWithWrappedCFException(h);
1793	<
1794	<	f = new CompletableFuture<>();
1795	<	g = new CompletableFuture<>();
1796	<	f.complete(3);
1797	<	g.completeExceptionally(new CFException());
1798	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
1799	<	checkCompletedWithWrappedCFException(h);
1800	<
1801	<	f = new CompletableFuture<>();
1802	<	g = new CompletableFuture<>();
1803	<	f.completeExceptionally(new CFException());
1804	<	g.complete(3);
1805	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
1806	<	checkCompletedWithWrappedCFException(h);
1807	<	}
1773	>	public void testThenAcceptBoth_exceptionalCompletion() throws Throwable {
1774	>	for (ExecutionMode m : ExecutionMode.values())
1775	>	for (boolean fFirst : new boolean[] { true, false })
1776	>	for (boolean failFirst : new boolean[] { true, false })
1777	>	for (Integer v1 : new Integer[] { 1, null })
1778	>	{
1779	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1780	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1781	>	final CFException ex = new CFException();
1782	>	final SubtractAction r1 = new SubtractAction(m);
1783	>	final SubtractAction r2 = new SubtractAction(m);
1784	>	final SubtractAction r3 = new SubtractAction(m);
1785	>
1786	>	final CompletableFuture<Integer> fst =  fFirst ? f : g;
1787	>	final CompletableFuture<Integer> snd = !fFirst ? f : g;
1788	>	final Callable<Boolean> complete1 = failFirst ?
1789	>	() -> fst.completeExceptionally(ex) :
1790	>	() -> fst.complete(v1);
1791	>	final Callable<Boolean> complete2 = failFirst ?
1792	>	() -> snd.complete(v1) :
1793	>	() -> snd.completeExceptionally(ex);
1794	>
1795	>	final CompletableFuture<Void> h1 = m.thenAcceptBoth(f, g, r1);
1796	>	assertTrue(complete1.call());
1797	>	final CompletableFuture<Void> h2 = m.thenAcceptBoth(f, g, r2);
1798	>	checkIncomplete(h1);
1799	>	checkIncomplete(h2);
1800	>	assertTrue(complete2.call());
1801	>	final CompletableFuture<Void> h3 = m.thenAcceptBoth(f, g, r3);
1802	>
1803	>	checkCompletedWithWrappedException(h1, ex);
1804	>	checkCompletedWithWrappedException(h2, ex);
1805	>	checkCompletedWithWrappedException(h3, ex);
1806	>	r1.assertNotInvoked();
1807	>	r2.assertNotInvoked();
1808	>	r3.assertNotInvoked();
1809	>	checkCompletedNormally(failFirst ? snd : fst, v1);
1810	>	checkCompletedExceptionally(failFirst ? fst : snd, ex);
1811	>	}}
1812
1813		/**
1814	<	* thenAcceptBoth result completes exceptionally if action does
1814	>	* thenAcceptBoth result completes exceptionally if either source cancelled
1815		*/
1816	<	public void testThenAcceptBoth3() {
1817	<	CompletableFuture<Integer> f, g;
1818	<	CompletableFuture<Void> h;
1819	<	FailingBiConsumer r;
1820	<
1821	<	f = new CompletableFuture<>();
1822	<	g = new CompletableFuture<>();
1823	<	h = f.thenAcceptBoth(g, r = new FailingBiConsumer());
1824	<	f.complete(3);
1825	<	checkIncomplete(h);
1826	<	g.complete(1);
1827	<	checkCompletedWithWrappedCFException(h);
1828	<
1829	<	f = new CompletableFuture<>();
1830	<	g = new CompletableFuture<>();
1831	<	f.complete(3);
1832	<	g.complete(1);
1833	<	h = f.thenAcceptBoth(g, r = new FailingBiConsumer());
1834	<	checkCompletedWithWrappedCFException(h);
1835	<	}
1816	>	public void testThenAcceptBoth_sourceCancelled() throws Throwable {
1817	>	for (ExecutionMode m : ExecutionMode.values())
1818	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1819	>	for (boolean fFirst : new boolean[] { true, false })
1820	>	for (boolean failFirst : new boolean[] { true, false })
1821	>	for (Integer v1 : new Integer[] { 1, null })
1822	>	{
1823	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1824	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1825	>	final SubtractAction r1 = new SubtractAction(m);
1826	>	final SubtractAction r2 = new SubtractAction(m);
1827	>	final SubtractAction r3 = new SubtractAction(m);
1828	>
1829	>	final CompletableFuture<Integer> fst =  fFirst ? f : g;
1830	>	final CompletableFuture<Integer> snd = !fFirst ? f : g;
1831	>	final Callable<Boolean> complete1 = failFirst ?
1832	>	() -> fst.cancel(mayInterruptIfRunning) :
1833	>	() -> fst.complete(v1);
1834	>	final Callable<Boolean> complete2 = failFirst ?
1835	>	() -> snd.complete(v1) :
1836	>	() -> snd.cancel(mayInterruptIfRunning);
1837	>
1838	>	final CompletableFuture<Void> h1 = m.thenAcceptBoth(f, g, r1);
1839	>	assertTrue(complete1.call());
1840	>	final CompletableFuture<Void> h2 = m.thenAcceptBoth(f, g, r2);
1841	>	checkIncomplete(h1);
1842	>	checkIncomplete(h2);
1843	>	assertTrue(complete2.call());
1844	>	final CompletableFuture<Void> h3 = m.thenAcceptBoth(f, g, r3);
1845	>
1846	>	checkCompletedWithWrappedCancellationException(h1);
1847	>	checkCompletedWithWrappedCancellationException(h2);
1848	>	checkCompletedWithWrappedCancellationException(h3);
1849	>	r1.assertNotInvoked();
1850	>	r2.assertNotInvoked();
1851	>	r3.assertNotInvoked();
1852	>	checkCompletedNormally(failFirst ? snd : fst, v1);
1853	>	checkCancelled(failFirst ? fst : snd);
1854	>	}}
1855
1856		/**
1857	<	* thenAcceptBoth result completes exceptionally if either source cancelled
1857	>	* thenAcceptBoth result completes exceptionally if action does
1858		*/
1859	<	public void testThenAcceptBoth4() {
1860	<	CompletableFuture<Integer> f, g;
1861	<	CompletableFuture<Void> h;
1862	<	SubtractAction r;
1863	<
1864	<	f = new CompletableFuture<>();
1865	<	g = new CompletableFuture<>();
1866	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
1867	<	assertTrue(f.cancel(true));
1868	<	checkIncomplete(h);
1869	<	g.complete(1);
1870	<	checkCompletedWithWrappedCancellationException(h);
1871	<
1872	<	f = new CompletableFuture<>();
1873	<	g = new CompletableFuture<>();
1874	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
1875	<	assertTrue(g.cancel(true));
1876	<	checkIncomplete(h);
1877	<	f.complete(3);
1878	<	checkCompletedWithWrappedCancellationException(h);
1879	<
1880	<	f = new CompletableFuture<>();
1881	<	g = new CompletableFuture<>();
1882	<	f.complete(3);
1883	<	assertTrue(g.cancel(true));
1884	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
1885	<	checkCompletedWithWrappedCancellationException(h);
1886	<
1887	<	f = new CompletableFuture<>();
1888	<	g = new CompletableFuture<>();
1889	<	assertTrue(f.cancel(true));
1890	<	g.complete(3);
884	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
885	<	checkCompletedWithWrappedCancellationException(h);
886	<	}
1859	>	public void testThenAcceptBoth_actionFailed() {
1860	>	for (ExecutionMode m : ExecutionMode.values())
1861	>	for (boolean fFirst : new boolean[] { true, false })
1862	>	for (Integer v1 : new Integer[] { 1, null })
1863	>	for (Integer v2 : new Integer[] { 2, null })
1864	>	{
1865	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1866	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1867	>	final FailingBiConsumer r1 = new FailingBiConsumer(m);
1868	>	final FailingBiConsumer r2 = new FailingBiConsumer(m);
1869	>	final FailingBiConsumer r3 = new FailingBiConsumer(m);
1870	>
1871	>	final CompletableFuture<Integer> fst =  fFirst ? f : g;
1872	>	final CompletableFuture<Integer> snd = !fFirst ? f : g;
1873	>	final Integer w1 =  fFirst ? v1 : v2;
1874	>	final Integer w2 = !fFirst ? v1 : v2;
1875	>
1876	>	final CompletableFuture<Void> h1 = m.thenAcceptBoth(f, g, r1);
1877	>	assertTrue(fst.complete(w1));
1878	>	final CompletableFuture<Void> h2 = m.thenAcceptBoth(f, g, r2);
1879	>	assertTrue(snd.complete(w2));
1880	>	final CompletableFuture<Void> h3 = m.thenAcceptBoth(f, g, r3);
1881	>
1882	>	checkCompletedWithWrappedCFException(h1);
1883	>	checkCompletedWithWrappedCFException(h2);
1884	>	checkCompletedWithWrappedCFException(h3);
1885	>	r1.assertInvoked();
1886	>	r2.assertInvoked();
1887	>	r3.assertInvoked();
1888	>	checkCompletedNormally(f, v1);
1889	>	checkCompletedNormally(g, v2);
1890	>	}}
1891
1892		/**
1893		* runAfterBoth result completes normally after normal
1894		* completion of sources
1895		*/
1896	<	public void testRunAfterBoth() {
1897	<	CompletableFuture<Integer> f, g;
1898	<	CompletableFuture<Void> h;
1899	<	Noop r;
1900	<
1901	<	f = new CompletableFuture<>();
1902	<	g = new CompletableFuture<>();
1903	<	h = f.runAfterBoth(g, r = new Noop());
1904	<	f.complete(3);
1905	<	checkIncomplete(h);
1906	<	g.complete(1);
1907	<	checkCompletedNormally(h, null);
1908	<	assertTrue(r.ran);
1909	<
1910	<	f = new CompletableFuture<>();
1911	<	g = new CompletableFuture<>();
1912	<	h = f.runAfterBoth(g, r = new Noop());
1913	<	g.complete(1);
1914	<	checkIncomplete(h);
1915	<	f.complete(3);
1916	<	checkCompletedNormally(h, null);
1917	<	assertTrue(r.ran);
1918	<
1919	<	f = new CompletableFuture<>();
1920	<	g = new CompletableFuture<>();
1921	<	g.complete(1);
1922	<	f.complete(3);
1923	<	h = f.runAfterBoth(g, r = new Noop());
1924	<	checkCompletedNormally(h, null);
1925	<	assertTrue(r.ran);
1926	<	}
1896	>	public void testRunAfterBoth_normalCompletion() {
1897	>	for (ExecutionMode m : ExecutionMode.values())
1898	>	for (boolean fFirst : new boolean[] { true, false })
1899	>	for (Integer v1 : new Integer[] { 1, null })
1900	>	for (Integer v2 : new Integer[] { 2, null })
1901	>	{
1902	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1903	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1904	>	final Noop r1 = new Noop(m);
1905	>	final Noop r2 = new Noop(m);
1906	>	final Noop r3 = new Noop(m);
1907	>
1908	>	final CompletableFuture<Integer> fst =  fFirst ? f : g;
1909	>	final CompletableFuture<Integer> snd = !fFirst ? f : g;
1910	>	final Integer w1 =  fFirst ? v1 : v2;
1911	>	final Integer w2 = !fFirst ? v1 : v2;
1912	>
1913	>	final CompletableFuture<Void> h1 = m.runAfterBoth(f, g, r1);
1914	>	assertTrue(fst.complete(w1));
1915	>	final CompletableFuture<Void> h2 = m.runAfterBoth(f, g, r2);
1916	>	checkIncomplete(h1);
1917	>	checkIncomplete(h2);
1918	>	r1.assertNotInvoked();
1919	>	r2.assertNotInvoked();
1920	>	assertTrue(snd.complete(w2));
1921	>	final CompletableFuture<Void> h3 = m.runAfterBoth(f, g, r3);
1922	>
1923	>	checkCompletedNormally(h1, null);
1924	>	checkCompletedNormally(h2, null);
1925	>	checkCompletedNormally(h3, null);
1926	>	r1.assertInvoked();
1927	>	r2.assertInvoked();
1928	>	r3.assertInvoked();
1929	>	checkCompletedNormally(f, v1);
1930	>	checkCompletedNormally(g, v2);
1931	>	}}
1932
1933		/**
1934		* runAfterBoth result completes exceptionally after exceptional
1935		* completion of either source
1936		*/
1937	<	public void testRunAfterBoth2() {
1938	<	CompletableFuture<Integer> f, g;
1939	<	CompletableFuture<Void> h;
1940	<	Noop r;
1941	<
1942	<	f = new CompletableFuture<>();
1943	<	g = new CompletableFuture<>();
1944	<	h = f.runAfterBoth(g, r = new Noop());
1945	<	f.completeExceptionally(new CFException());
1946	<	checkIncomplete(h);
1947	<	g.complete(1);
1948	<	checkCompletedWithWrappedCFException(h);
1949	<	assertFalse(r.ran);
1950	<
1951	<	f = new CompletableFuture<>();
1952	<	g = new CompletableFuture<>();
1953	<	h = f.runAfterBoth(g, r = new Noop());
1954	<	g.completeExceptionally(new CFException());
1955	<	checkIncomplete(h);
1956	<	f.complete(3);
1957	<	checkCompletedWithWrappedCFException(h);
1958	<	assertFalse(r.ran);
1959	<
1960	<	f = new CompletableFuture<>();
1961	<	g = new CompletableFuture<>();
1962	<	g.completeExceptionally(new CFException());
1963	<	f.complete(3);
1964	<	h = f.runAfterBoth(g, r = new Noop());
1965	<	checkCompletedWithWrappedCFException(h);
1966	<	assertFalse(r.ran);
1967	<
1968	<	f = new CompletableFuture<>();
1969	<	g = new CompletableFuture<>();
1970	<	f.completeExceptionally(new CFException());
1971	<	g.complete(1);
1972	<	h = f.runAfterBoth(g, r = new Noop());
1973	<	checkCompletedWithWrappedCFException(h);
1974	<	assertFalse(r.ran);
1975	<	}
1937	>	public void testRunAfterBoth_exceptionalCompletion() throws Throwable {
1938	>	for (ExecutionMode m : ExecutionMode.values())
1939	>	for (boolean fFirst : new boolean[] { true, false })
1940	>	for (boolean failFirst : new boolean[] { true, false })
1941	>	for (Integer v1 : new Integer[] { 1, null })
1942	>	{
1943	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1944	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1945	>	final CFException ex = new CFException();
1946	>	final Noop r1 = new Noop(m);
1947	>	final Noop r2 = new Noop(m);
1948	>	final Noop r3 = new Noop(m);
1949	>
1950	>	final CompletableFuture<Integer> fst =  fFirst ? f : g;
1951	>	final CompletableFuture<Integer> snd = !fFirst ? f : g;
1952	>	final Callable<Boolean> complete1 = failFirst ?
1953	>	() -> fst.completeExceptionally(ex) :
1954	>	() -> fst.complete(v1);
1955	>	final Callable<Boolean> complete2 = failFirst ?
1956	>	() -> snd.complete(v1) :
1957	>	() -> snd.completeExceptionally(ex);
1958	>
1959	>	final CompletableFuture<Void> h1 = m.runAfterBoth(f, g, r1);
1960	>	assertTrue(complete1.call());
1961	>	final CompletableFuture<Void> h2 = m.runAfterBoth(f, g, r2);
1962	>	checkIncomplete(h1);
1963	>	checkIncomplete(h2);
1964	>	assertTrue(complete2.call());
1965	>	final CompletableFuture<Void> h3 = m.runAfterBoth(f, g, r3);
1966	>
1967	>	checkCompletedWithWrappedException(h1, ex);
1968	>	checkCompletedWithWrappedException(h2, ex);
1969	>	checkCompletedWithWrappedException(h3, ex);
1970	>	r1.assertNotInvoked();
1971	>	r2.assertNotInvoked();
1972	>	r3.assertNotInvoked();
1973	>	checkCompletedNormally(failFirst ? snd : fst, v1);
1974	>	checkCompletedExceptionally(failFirst ? fst : snd, ex);
1975	>	}}
1976
1977		/**
1978	<	* runAfterBoth result completes exceptionally if action does
1978	>	* runAfterBoth result completes exceptionally if either source cancelled
1979		*/
1980	<	public void testRunAfterBoth3() {
1981	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1982	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1983	<	FailingNoop r = new FailingNoop();
1984	<	CompletableFuture<Void> g = f.runAfterBoth(f2, r);
1985	<	f.complete(one);
1986	<	checkIncomplete(g);
1987	<	f2.complete(two);
1988	<	checkCompletedWithWrappedCFException(g);
1989	<	}
1980	>	public void testRunAfterBoth_sourceCancelled() throws Throwable {
1981	>	for (ExecutionMode m : ExecutionMode.values())
1982	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1983	>	for (boolean fFirst : new boolean[] { true, false })
1984	>	for (boolean failFirst : new boolean[] { true, false })
1985	>	for (Integer v1 : new Integer[] { 1, null })
1986	>	{
1987	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1988	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1989	>	final Noop r1 = new Noop(m);
1990	>	final Noop r2 = new Noop(m);
1991	>	final Noop r3 = new Noop(m);
1992	>
1993	>	final CompletableFuture<Integer> fst =  fFirst ? f : g;
1994	>	final CompletableFuture<Integer> snd = !fFirst ? f : g;
1995	>	final Callable<Boolean> complete1 = failFirst ?
1996	>	() -> fst.cancel(mayInterruptIfRunning) :
1997	>	() -> fst.complete(v1);
1998	>	final Callable<Boolean> complete2 = failFirst ?
1999	>	() -> snd.complete(v1) :
2000	>	() -> snd.cancel(mayInterruptIfRunning);
2001	>
2002	>	final CompletableFuture<Void> h1 = m.runAfterBoth(f, g, r1);
2003	>	assertTrue(complete1.call());
2004	>	final CompletableFuture<Void> h2 = m.runAfterBoth(f, g, r2);
2005	>	checkIncomplete(h1);
2006	>	checkIncomplete(h2);
2007	>	assertTrue(complete2.call());
2008	>	final CompletableFuture<Void> h3 = m.runAfterBoth(f, g, r3);
2009	>
2010	>	checkCompletedWithWrappedCancellationException(h1);
2011	>	checkCompletedWithWrappedCancellationException(h2);
2012	>	checkCompletedWithWrappedCancellationException(h3);
2013	>	r1.assertNotInvoked();
2014	>	r2.assertNotInvoked();
2015	>	r3.assertNotInvoked();
2016	>	checkCompletedNormally(failFirst ? snd : fst, v1);
2017	>	checkCancelled(failFirst ? fst : snd);
2018	>	}}
2019
2020		/**
2021	<	* runAfterBoth result completes exceptionally if either source cancelled
2021	>	* runAfterBoth result completes exceptionally if action does
2022		*/
2023	<	public void testRunAfterBoth4() {
2024	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2025	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2026	<	Noop r = new Noop();
2027	<	CompletableFuture<Void> g = f.runAfterBoth(f2, r);
2028	<	assertTrue(f.cancel(true));
2029	<	f2.complete(two);
2030	<	checkCompletedWithWrappedCancellationException(g);
2031	<	f = new CompletableFuture<>();
2032	<	f2 = new CompletableFuture<>();
2033	<	r = new Noop();
2034	<	g = f.runAfterBoth(f2, r);
2035	<	f.complete(one);
2036	<	assertTrue(f2.cancel(true));
2037	<	checkCompletedWithWrappedCancellationException(g);
2038	<	}
2023	>	public void testRunAfterBoth_actionFailed() {
2024	>	for (ExecutionMode m : ExecutionMode.values())
2025	>	for (boolean fFirst : new boolean[] { true, false })
2026	>	for (Integer v1 : new Integer[] { 1, null })
2027	>	for (Integer v2 : new Integer[] { 2, null })
2028	>	{
2029	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2030	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2031	>	final FailingRunnable r1 = new FailingRunnable(m);
2032	>	final FailingRunnable r2 = new FailingRunnable(m);
2033	>	final FailingRunnable r3 = new FailingRunnable(m);
2034	>
2035	>	final CompletableFuture<Integer> fst =  fFirst ? f : g;
2036	>	final CompletableFuture<Integer> snd = !fFirst ? f : g;
2037	>	final Integer w1 =  fFirst ? v1 : v2;
2038	>	final Integer w2 = !fFirst ? v1 : v2;
2039	>
2040	>	final CompletableFuture<Void> h1 = m.runAfterBoth(f, g, r1);
2041	>	assertTrue(fst.complete(w1));
2042	>	final CompletableFuture<Void> h2 = m.runAfterBoth(f, g, r2);
2043	>	assertTrue(snd.complete(w2));
2044	>	final CompletableFuture<Void> h3 = m.runAfterBoth(f, g, r3);
2045	>
2046	>	checkCompletedWithWrappedCFException(h1);
2047	>	checkCompletedWithWrappedCFException(h2);
2048	>	checkCompletedWithWrappedCFException(h3);
2049	>	r1.assertInvoked();
2050	>	r2.assertInvoked();
2051	>	r3.assertInvoked();
2052	>	checkCompletedNormally(f, v1);
2053	>	checkCompletedNormally(g, v2);
2054	>	}}
2055
2056		/**
2057		* applyToEither result completes normally after normal completion
2058		* of either source
2059		*/
2060	<	public void testApplyToEither() {
2061	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2062	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2063	<	CompletableFuture<Integer> g = f.applyToEither(f2, inc);
2064	<	f.complete(one);
2065	<	checkCompletedNormally(g, two);
2066	<	f2.complete(one);
2067	<	checkCompletedNormally(g, two);
2068	<
2069	<	f = new CompletableFuture<>();
2070	<	f.complete(one);
2071	<	f2 = new CompletableFuture<>();
2072	<	g = f.applyToEither(f2, inc);
2073	<	checkCompletedNormally(g, two);
2074	<	}
2060	>	public void testApplyToEither_normalCompletion() {
2061	>	for (ExecutionMode m : ExecutionMode.values())
2062	>	for (Integer v1 : new Integer[] { 1, null })
2063	>	for (Integer v2 : new Integer[] { 2, null })
2064	>	{
2065	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2066	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2067	>	final IncFunction[] rs = new IncFunction[6];
2068	>	for (int i = 0; i < rs.length; i++) rs[i] = new IncFunction(m);
2069	>
2070	>	final CompletableFuture<Integer> h0 = m.applyToEither(f, g, rs[0]);
2071	>	final CompletableFuture<Integer> h1 = m.applyToEither(g, f, rs[1]);
2072	>	checkIncomplete(h0);
2073	>	checkIncomplete(h1);
2074	>	rs[0].assertNotInvoked();
2075	>	rs[1].assertNotInvoked();
2076	>	f.complete(v1);
2077	>	checkCompletedNormally(h0, inc(v1));
2078	>	checkCompletedNormally(h1, inc(v1));
2079	>	final CompletableFuture<Integer> h2 = m.applyToEither(f, g, rs[2]);
2080	>	final CompletableFuture<Integer> h3 = m.applyToEither(g, f, rs[3]);
2081	>	checkCompletedNormally(h2, inc(v1));
2082	>	checkCompletedNormally(h3, inc(v1));
2083	>	g.complete(v2);
2084	>
2085	>	// unspecified behavior - both source completions available
2086	>	final CompletableFuture<Integer> h4 = m.applyToEither(f, g, rs[4]);
2087	>	final CompletableFuture<Integer> h5 = m.applyToEither(g, f, rs[5]);
2088	>	rs[4].assertValue(h4.join());
2089	>	rs[5].assertValue(h5.join());
2090	>	assertTrue(Objects.equals(inc(v1), h4.join()) ||
2091	>	Objects.equals(inc(v2), h4.join()));
2092	>	assertTrue(Objects.equals(inc(v1), h5.join()) ||
2093	>	Objects.equals(inc(v2), h5.join()));
2094	>
2095	>	checkCompletedNormally(f, v1);
2096	>	checkCompletedNormally(g, v2);
2097	>	checkCompletedNormally(h0, inc(v1));
2098	>	checkCompletedNormally(h1, inc(v1));
2099	>	checkCompletedNormally(h2, inc(v1));
2100	>	checkCompletedNormally(h3, inc(v1));
2101	>	for (int i = 0; i < 4; i++) rs[i].assertValue(inc(v1));
2102	>	}}
2103
2104		/**
2105		* applyToEither result completes exceptionally after exceptional
2106		* completion of either source
2107		*/
2108	<	public void testApplyToEither2() {
2109	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2110	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2111	<	CompletableFuture<Integer> g = f.applyToEither(f2, inc);
2112	<	f.completeExceptionally(new CFException());
2113	<	f2.complete(one);
2114	<	checkCompletedWithWrappedCFException(g);
2108	>	public void testApplyToEither_exceptionalCompletion() {
2109	>	for (ExecutionMode m : ExecutionMode.values())
2110	>	for (Integer v1 : new Integer[] { 1, null })
2111	>	{
2112	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2113	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2114	>	final CFException ex = new CFException();
2115	>	final IncFunction[] rs = new IncFunction[6];
2116	>	for (int i = 0; i < rs.length; i++) rs[i] = new IncFunction(m);
2117	>
2118	>	final CompletableFuture<Integer> h0 = m.applyToEither(f, g, rs[0]);
2119	>	final CompletableFuture<Integer> h1 = m.applyToEither(g, f, rs[1]);
2120	>	checkIncomplete(h0);
2121	>	checkIncomplete(h1);
2122	>	rs[0].assertNotInvoked();
2123	>	rs[1].assertNotInvoked();
2124	>	f.completeExceptionally(ex);
2125	>	checkCompletedWithWrappedException(h0, ex);
2126	>	checkCompletedWithWrappedException(h1, ex);
2127	>	final CompletableFuture<Integer> h2 = m.applyToEither(f, g, rs[2]);
2128	>	final CompletableFuture<Integer> h3 = m.applyToEither(g, f, rs[3]);
2129	>	checkCompletedWithWrappedException(h2, ex);
2130	>	checkCompletedWithWrappedException(h3, ex);
2131	>	g.complete(v1);
2132	>
2133	>	// unspecified behavior - both source completions available
2134	>	final CompletableFuture<Integer> h4 = m.applyToEither(f, g, rs[4]);
2135	>	final CompletableFuture<Integer> h5 = m.applyToEither(g, f, rs[5]);
2136	>	try {
2137	>	assertEquals(inc(v1), h4.join());
2138	>	rs[4].assertValue(inc(v1));
2139	>	} catch (CompletionException ok) {
2140	>	checkCompletedWithWrappedException(h4, ex);
2141	>	rs[4].assertNotInvoked();
2142	>	}
2143	>	try {
2144	>	assertEquals(inc(v1), h5.join());
2145	>	rs[5].assertValue(inc(v1));
2146	>	} catch (CompletionException ok) {
2147	>	checkCompletedWithWrappedException(h5, ex);
2148	>	rs[5].assertNotInvoked();
2149	>	}
2150
2151	<	f = new CompletableFuture<>();
2152	<	f2 = new CompletableFuture<>();
2153	<	f2.completeExceptionally(new CFException());
2154	<	g = f.applyToEither(f2, inc);
2155	<	checkCompletedWithWrappedCFException(g);
2156	<	}
2151	>	checkCompletedExceptionally(f, ex);
2152	>	checkCompletedNormally(g, v1);
2153	>	checkCompletedWithWrappedException(h0, ex);
2154	>	checkCompletedWithWrappedException(h1, ex);
2155	>	checkCompletedWithWrappedException(h2, ex);
2156	>	checkCompletedWithWrappedException(h3, ex);
2157	>	checkCompletedWithWrappedException(h4, ex);
2158	>	for (int i = 0; i < 4; i++) rs[i].assertNotInvoked();
2159	>	}}
2160	>
2161	>	public void testApplyToEither_exceptionalCompletion2() {
2162	>	for (ExecutionMode m : ExecutionMode.values())
2163	>	for (boolean fFirst : new boolean[] { true, false })
2164	>	for (Integer v1 : new Integer[] { 1, null })
2165	>	{
2166	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2167	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2168	>	final CFException ex = new CFException();
2169	>	final IncFunction[] rs = new IncFunction[6];
2170	>	for (int i = 0; i < rs.length; i++) rs[i] = new IncFunction(m);
2171	>
2172	>	final CompletableFuture<Integer> h0 = m.applyToEither(f, g, rs[0]);
2173	>	final CompletableFuture<Integer> h1 = m.applyToEither(g, f, rs[1]);
2174	>	assertTrue(fFirst ? f.complete(v1) : g.completeExceptionally(ex));
2175	>	assertTrue(!fFirst ? f.complete(v1) : g.completeExceptionally(ex));
2176	>	final CompletableFuture<Integer> h2 = m.applyToEither(f, g, rs[2]);
2177	>	final CompletableFuture<Integer> h3 = m.applyToEither(g, f, rs[3]);
2178
2179	<	/**
2180	<	* applyToEither result completes exceptionally if action does
2181	<	*/
2182	<	public void testApplyToEither3() {
2183	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2184	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2185	<	FailingFunction r = new FailingFunction();
2186	<	CompletableFuture<Integer> g = f.applyToEither(f2, r);
2187	<	f2.complete(two);
2188	<	checkCompletedWithWrappedCFException(g);
2189	<	}
2179	>	// unspecified behavior - both source completions available
2180	>	try {
2181	>	assertEquals(inc(v1), h0.join());
2182	>	rs[0].assertValue(inc(v1));
2183	>	} catch (CompletionException ok) {
2184	>	checkCompletedWithWrappedException(h0, ex);
2185	>	rs[0].assertNotInvoked();
2186	>	}
2187	>	try {
2188	>	assertEquals(inc(v1), h1.join());
2189	>	rs[1].assertValue(inc(v1));
2190	>	} catch (CompletionException ok) {
2191	>	checkCompletedWithWrappedException(h1, ex);
2192	>	rs[1].assertNotInvoked();
2193	>	}
2194	>	try {
2195	>	assertEquals(inc(v1), h2.join());
2196	>	rs[2].assertValue(inc(v1));
2197	>	} catch (CompletionException ok) {
2198	>	checkCompletedWithWrappedException(h2, ex);
2199	>	rs[2].assertNotInvoked();
2200	>	}
2201	>	try {
2202	>	assertEquals(inc(v1), h3.join());
2203	>	rs[3].assertValue(inc(v1));
2204	>	} catch (CompletionException ok) {
2205	>	checkCompletedWithWrappedException(h3, ex);
2206	>	rs[3].assertNotInvoked();
2207	>	}
2208
2209	<	/**
2210	<	* applyToEither result completes exceptionally if either source cancelled
2211	<	*/
1056	<	public void testApplyToEither4() {
1057	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1058	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1059	<	CompletableFuture<Integer> g = f.applyToEither(f2, inc);
1060	<	assertTrue(f.cancel(true));
1061	<	checkCompletedWithWrappedCancellationException(g);
1062	<	f = new CompletableFuture<>();
1063	<	f2 = new CompletableFuture<>();
1064	<	assertTrue(f2.cancel(true));
1065	<	checkCompletedWithWrappedCancellationException(g);
1066	<	}
2209	>	checkCompletedNormally(f, v1);
2210	>	checkCompletedExceptionally(g, ex);
2211	>	}}
2212
2213		/**
2214	<	* acceptEither result completes normally after normal completion
1070	<	* of either source
2214	>	* applyToEither result completes exceptionally if either source cancelled
2215		*/
2216	<	public void testAcceptEither() {
2217	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2218	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2219	<	IncAction r = new IncAction();
2220	<	CompletableFuture<Void> g = f.acceptEither(f2, r);
2221	<	f.complete(one);
2222	<	checkCompletedNormally(g, null);
2223	<	f2.complete(one);
2224	<	checkCompletedNormally(g, null);
2225	<	assertEquals(r.value, 2);
2226	<
2227	<	r = new IncAction();
2228	<	f = new CompletableFuture<>();
2229	<	f.complete(one);
2230	<	f2 = new CompletableFuture<>();
2231	<	g = f.acceptEither(f2, r);
2232	<	checkCompletedNormally(g, null);
2233	<	assertEquals(r.value, 2);
2234	<	}
2216	>	public void testApplyToEither_sourceCancelled() {
2217	>	for (ExecutionMode m : ExecutionMode.values())
2218	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2219	>	for (Integer v1 : new Integer[] { 1, null })
2220	>	{
2221	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2222	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2223	>	final IncFunction[] rs = new IncFunction[6];
2224	>	for (int i = 0; i < rs.length; i++) rs[i] = new IncFunction(m);
2225	>
2226	>	final CompletableFuture<Integer> h0 = m.applyToEither(f, g, rs[0]);
2227	>	final CompletableFuture<Integer> h1 = m.applyToEither(g, f, rs[1]);
2228	>	checkIncomplete(h0);
2229	>	checkIncomplete(h1);
2230	>	rs[0].assertNotInvoked();
2231	>	rs[1].assertNotInvoked();
2232	>	f.cancel(mayInterruptIfRunning);
2233	>	checkCompletedWithWrappedCancellationException(h0);
2234	>	checkCompletedWithWrappedCancellationException(h1);
2235	>	final CompletableFuture<Integer> h2 = m.applyToEither(f, g, rs[2]);
2236	>	final CompletableFuture<Integer> h3 = m.applyToEither(g, f, rs[3]);
2237	>	checkCompletedWithWrappedCancellationException(h2);
2238	>	checkCompletedWithWrappedCancellationException(h3);
2239	>	g.complete(v1);
2240	>
2241	>	// unspecified behavior - both source completions available
2242	>	final CompletableFuture<Integer> h4 = m.applyToEither(f, g, rs[4]);
2243	>	final CompletableFuture<Integer> h5 = m.applyToEither(g, f, rs[5]);
2244	>	try {
2245	>	assertEquals(inc(v1), h4.join());
2246	>	rs[4].assertValue(inc(v1));
2247	>	} catch (CompletionException ok) {
2248	>	checkCompletedWithWrappedCancellationException(h4);
2249	>	rs[4].assertNotInvoked();
2250	>	}
2251	>	try {
2252	>	assertEquals(inc(v1), h5.join());
2253	>	rs[5].assertValue(inc(v1));
2254	>	} catch (CompletionException ok) {
2255	>	checkCompletedWithWrappedCancellationException(h5);
2256	>	rs[5].assertNotInvoked();
2257	>	}
2258
2259	<	/**
2260	<	* acceptEither result completes exceptionally after exceptional
2261	<	* completion of either source
2262	<	*/
2263	<	public void testAcceptEither2() {
2264	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2265	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2266	<	IncAction r = new IncAction();
2267	<	CompletableFuture<Void> g = f.acceptEither(f2, r);
2268	<	f.completeExceptionally(new CFException());
2269	<	f2.complete(one);
2270	<	checkCompletedWithWrappedCFException(g);
2259	>	checkCancelled(f);
2260	>	checkCompletedNormally(g, v1);
2261	>	checkCompletedWithWrappedCancellationException(h0);
2262	>	checkCompletedWithWrappedCancellationException(h1);
2263	>	checkCompletedWithWrappedCancellationException(h2);
2264	>	checkCompletedWithWrappedCancellationException(h3);
2265	>	for (int i = 0; i < 4; i++) rs[i].assertNotInvoked();
2266	>	}}
2267	>
2268	>	public void testApplyToEither_sourceCancelled2() {
2269	>	for (ExecutionMode m : ExecutionMode.values())
2270	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2271	>	for (boolean fFirst : new boolean[] { true, false })
2272	>	for (Integer v1 : new Integer[] { 1, null })
2273	>	{
2274	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2275	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2276	>	final IncFunction[] rs = new IncFunction[6];
2277	>	for (int i = 0; i < rs.length; i++) rs[i] = new IncFunction(m);
2278	>
2279	>	final CompletableFuture<Integer> h0 = m.applyToEither(f, g, rs[0]);
2280	>	final CompletableFuture<Integer> h1 = m.applyToEither(g, f, rs[1]);
2281	>	assertTrue(fFirst ? f.complete(v1) : g.cancel(mayInterruptIfRunning));
2282	>	assertTrue(!fFirst ? f.complete(v1) : g.cancel(mayInterruptIfRunning));
2283	>	final CompletableFuture<Integer> h2 = m.applyToEither(f, g, rs[2]);
2284	>	final CompletableFuture<Integer> h3 = m.applyToEither(g, f, rs[3]);
2285
2286	<	r = new IncAction();
2287	<	f = new CompletableFuture<>();
2288	<	f2 = new CompletableFuture<>();
2289	<	f2.completeExceptionally(new CFException());
2290	<	g = f.acceptEither(f2, r);
2291	<	checkCompletedWithWrappedCFException(g);
2292	<	}
2286	>	// unspecified behavior - both source completions available
2287	>	try {
2288	>	assertEquals(inc(v1), h0.join());
2289	>	rs[0].assertValue(inc(v1));
2290	>	} catch (CompletionException ok) {
2291	>	checkCompletedWithWrappedCancellationException(h0);
2292	>	rs[0].assertNotInvoked();
2293	>	}
2294	>	try {
2295	>	assertEquals(inc(v1), h1.join());
2296	>	rs[1].assertValue(inc(v1));
2297	>	} catch (CompletionException ok) {
2298	>	checkCompletedWithWrappedCancellationException(h1);
2299	>	rs[1].assertNotInvoked();
2300	>	}
2301	>	try {
2302	>	assertEquals(inc(v1), h2.join());
2303	>	rs[2].assertValue(inc(v1));
2304	>	} catch (CompletionException ok) {
2305	>	checkCompletedWithWrappedCancellationException(h2);
2306	>	rs[2].assertNotInvoked();
2307	>	}
2308	>	try {
2309	>	assertEquals(inc(v1), h3.join());
2310	>	rs[3].assertValue(inc(v1));
2311	>	} catch (CompletionException ok) {
2312	>	checkCompletedWithWrappedCancellationException(h3);
2313	>	rs[3].assertNotInvoked();
2314	>	}
2315
2316	<	/**
2317	<	* acceptEither result completes exceptionally if action does
2318	<	*/
1116	<	public void testAcceptEither3() {
1117	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1118	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1119	<	FailingConsumer r = new FailingConsumer();
1120	<	CompletableFuture<Void> g = f.acceptEither(f2, r);
1121	<	f2.complete(two);
1122	<	checkCompletedWithWrappedCFException(g);
1123	<	}
2316	>	checkCompletedNormally(f, v1);
2317	>	checkCancelled(g);
2318	>	}}
2319
2320		/**
2321	<	* acceptEither result completes exceptionally if either source cancelled
2321	>	* applyToEither result completes exceptionally if action does
2322		*/
2323	<	public void testAcceptEither4() {
2324	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2325	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2326	<	IncAction r = new IncAction();
2327	<	CompletableFuture<Void> g = f.acceptEither(f2, r);
2328	<	assertTrue(f.cancel(true));
2329	<	checkCompletedWithWrappedCancellationException(g);
2330	<	f = new CompletableFuture<>();
2331	<	f2 = new CompletableFuture<>();
2332	<	assertTrue(f2.cancel(true));
2333	<	checkCompletedWithWrappedCancellationException(g);
2334	<	}
2335	<
2323	>	public void testApplyToEither_actionFailed() {
2324	>	for (ExecutionMode m : ExecutionMode.values())
2325	>	for (Integer v1 : new Integer[] { 1, null })
2326	>	for (Integer v2 : new Integer[] { 2, null })
2327	>	{
2328	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2329	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2330	>	final FailingFunction[] rs = new FailingFunction[6];
2331	>	for (int i = 0; i < rs.length; i++) rs[i] = new FailingFunction(m);
2332	>
2333	>	final CompletableFuture<Integer> h0 = m.applyToEither(f, g, rs[0]);
2334	>	final CompletableFuture<Integer> h1 = m.applyToEither(g, f, rs[1]);
2335	>	f.complete(v1);
2336	>	final CompletableFuture<Integer> h2 = m.applyToEither(f, g, rs[2]);
2337	>	final CompletableFuture<Integer> h3 = m.applyToEither(g, f, rs[3]);
2338	>	checkCompletedWithWrappedCFException(h0);
2339	>	checkCompletedWithWrappedCFException(h1);
2340	>	checkCompletedWithWrappedCFException(h2);
2341	>	checkCompletedWithWrappedCFException(h3);
2342	>	for (int i = 0; i < 4; i++) rs[i].assertValue(v1);
2343	>
2344	>	g.complete(v2);
2345	>
2346	>	// unspecified behavior - both source completions available
2347	>	final CompletableFuture<Integer> h4 = m.applyToEither(f, g, rs[4]);
2348	>	final CompletableFuture<Integer> h5 = m.applyToEither(g, f, rs[5]);
2349	>
2350	>	checkCompletedWithWrappedCFException(h4);
2351	>	assertTrue(Objects.equals(v1, rs[4].value) ||
2352	>	Objects.equals(v2, rs[4].value));
2353	>	checkCompletedWithWrappedCFException(h5);
2354	>	assertTrue(Objects.equals(v1, rs[5].value) ||
2355	>	Objects.equals(v2, rs[5].value));
2356	>
2357	>	checkCompletedNormally(f, v1);
2358	>	checkCompletedNormally(g, v2);
2359	>	}}
2360
2361		/**
2362	<	* runAfterEither result completes normally after normal completion
2362	>	* acceptEither result completes normally after normal completion
2363		* of either source
2364		*/
2365	<	public void testRunAfterEither() {
2366	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2367	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2368	<	Noop r = new Noop();
2369	<	CompletableFuture<Void> g = f.runAfterEither(f2, r);
2370	<	f.complete(one);
2371	<	checkCompletedNormally(g, null);
2372	<	f2.complete(one);
2373	<	checkCompletedNormally(g, null);
2374	<	assertTrue(r.ran);
2375	<
2376	<	r = new Noop();
2377	<	f = new CompletableFuture<>();
2378	<	f.complete(one);
2379	<	f2 = new CompletableFuture<>();
2380	<	g = f.runAfterEither(f2, r);
2381	<	checkCompletedNormally(g, null);
2382	<	assertTrue(r.ran);
2383	<	}
2365	>	public void testAcceptEither_normalCompletion() {
2366	>	for (ExecutionMode m : ExecutionMode.values())
2367	>	for (Integer v1 : new Integer[] { 1, null })
2368	>	for (Integer v2 : new Integer[] { 2, null })
2369	>	{
2370	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2371	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2372	>	final NoopConsumer[] rs = new NoopConsumer[6];
2373	>	for (int i = 0; i < rs.length; i++) rs[i] = new NoopConsumer(m);
2374	>
2375	>	final CompletableFuture<Void> h0 = m.acceptEither(f, g, rs[0]);
2376	>	final CompletableFuture<Void> h1 = m.acceptEither(g, f, rs[1]);
2377	>	checkIncomplete(h0);
2378	>	checkIncomplete(h1);
2379	>	rs[0].assertNotInvoked();
2380	>	rs[1].assertNotInvoked();
2381	>	f.complete(v1);
2382	>	checkCompletedNormally(h0, null);
2383	>	checkCompletedNormally(h1, null);
2384	>	rs[0].assertValue(v1);
2385	>	rs[1].assertValue(v1);
2386	>	final CompletableFuture<Void> h2 = m.acceptEither(f, g, rs[2]);
2387	>	final CompletableFuture<Void> h3 = m.acceptEither(g, f, rs[3]);
2388	>	checkCompletedNormally(h2, null);
2389	>	checkCompletedNormally(h3, null);
2390	>	rs[2].assertValue(v1);
2391	>	rs[3].assertValue(v1);
2392	>	g.complete(v2);
2393	>
2394	>	// unspecified behavior - both source completions available
2395	>	final CompletableFuture<Void> h4 = m.acceptEither(f, g, rs[4]);
2396	>	final CompletableFuture<Void> h5 = m.acceptEither(g, f, rs[5]);
2397	>	checkCompletedNormally(h4, null);
2398	>	checkCompletedNormally(h5, null);
2399	>	assertTrue(Objects.equals(v1, rs[4].value) ||
2400	>	Objects.equals(v2, rs[4].value));
2401	>	assertTrue(Objects.equals(v1, rs[5].value) ||
2402	>	Objects.equals(v2, rs[5].value));
2403	>
2404	>	checkCompletedNormally(f, v1);
2405	>	checkCompletedNormally(g, v2);
2406	>	checkCompletedNormally(h0, null);
2407	>	checkCompletedNormally(h1, null);
2408	>	checkCompletedNormally(h2, null);
2409	>	checkCompletedNormally(h3, null);
2410	>	for (int i = 0; i < 4; i++) rs[i].assertValue(v1);
2411	>	}}
2412
2413		/**
2414	<	* runAfterEither result completes exceptionally after exceptional
2414	>	* acceptEither result completes exceptionally after exceptional
2415		* completion of either source
2416		*/
2417	<	public void testRunAfterEither2() {
2418	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2419	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2420	<	Noop r = new Noop();
2421	<	CompletableFuture<Void> g = f.runAfterEither(f2, r);
2422	<	f.completeExceptionally(new CFException());
2423	<	f2.complete(one);
2424	<	checkCompletedWithWrappedCFException(g);
2425	<
2426	<	r = new Noop();
2427	<	f = new CompletableFuture<>();
2428	<	f2 = new CompletableFuture<>();
2429	<	f2.completeExceptionally(new CFException());
2430	<	g = f.runAfterEither(f2, r);
2431	<	checkCompletedWithWrappedCFException(g);
2432	<	}
2433	<
2434	<	/**
2435	<	* runAfterEither result completes exceptionally if action does
2436	<	*/
2437	<	public void testRunAfterEither3() {
2438	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2439	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2440	<	FailingNoop r = new FailingNoop();
2441	<	CompletableFuture<Void> g = f.runAfterEither(f2, r);
2442	<	f2.complete(two);
2443	<	checkCompletedWithWrappedCFException(g);
2444	<	}
2445	<
1199	<	/**
1200	<	* runAfterEither result completes exceptionally if either source cancelled
1201	<	*/
1202	<	public void testRunAfterEither4() {
1203	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1204	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1205	<	Noop r = new Noop();
1206	<	CompletableFuture<Void> g = f.runAfterEither(f2, r);
1207	<	assertTrue(f.cancel(true));
1208	<	checkCompletedWithWrappedCancellationException(g);
1209	<	f = new CompletableFuture<>();
1210	<	f2 = new CompletableFuture<>();
1211	<	assertTrue(f2.cancel(true));
1212	<	checkCompletedWithWrappedCancellationException(g);
1213	<	}
1214	<
1215	<	/**
1216	<	* thenCompose result completes normally after normal completion of source
1217	<	*/
1218	<	public void testThenCompose() {
1219	<	CompletableFuture<Integer> f, g;
1220	<	CompletableFutureInc r;
1221	<
1222	<	f = new CompletableFuture<>();
1223	<	g = f.thenCompose(r = new CompletableFutureInc());
1224	<	f.complete(one);
1225	<	checkCompletedNormally(g, two);
1226	<	assertTrue(r.ran);
1227	<
1228	<	f = new CompletableFuture<>();
1229	<	f.complete(one);
1230	<	g = f.thenCompose(r = new CompletableFutureInc());
1231	<	checkCompletedNormally(g, two);
1232	<	assertTrue(r.ran);
1233	<	}
1234	<
1235	<	/**
1236	<	* thenCompose result completes exceptionally after exceptional
1237	<	* completion of source
1238	<	*/
1239	<	public void testThenCompose2() {
1240	<	CompletableFuture<Integer> f, g;
1241	<	CompletableFutureInc r;
1242	<
1243	<	f = new CompletableFuture<>();
1244	<	g = f.thenCompose(r = new CompletableFutureInc());
1245	<	f.completeExceptionally(new CFException());
1246	<	checkCompletedWithWrappedCFException(g);
1247	<
1248	<	f = new CompletableFuture<>();
1249	<	f.completeExceptionally(new CFException());
1250	<	g = f.thenCompose(r = new CompletableFutureInc());
1251	<	checkCompletedWithWrappedCFException(g);
1252	<	}
1253	<
1254	<	/**
1255	<	* thenCompose result completes exceptionally if action does
1256	<	*/
1257	<	public void testThenCompose3() {
1258	<	CompletableFuture<Integer> f, g;
1259	<	FailingCompletableFutureFunction r;
1260	<
1261	<	f = new CompletableFuture<>();
1262	<	g = f.thenCompose(r = new FailingCompletableFutureFunction());
1263	<	f.complete(one);
1264	<	checkCompletedWithWrappedCFException(g);
1265	<
1266	<	f = new CompletableFuture<>();
1267	<	f.complete(one);
1268	<	g = f.thenCompose(r = new FailingCompletableFutureFunction());
1269	<	checkCompletedWithWrappedCFException(g);
1270	<	}
1271	<
1272	<	/**
1273	<	* thenCompose result completes exceptionally if source cancelled
1274	<	*/
1275	<	public void testThenCompose4() {
1276	<	CompletableFuture<Integer> f, g;
1277	<	CompletableFutureInc r;
1278	<
1279	<	f = new CompletableFuture<>();
1280	<	g = f.thenCompose(r = new CompletableFutureInc());
1281	<	assertTrue(f.cancel(true));
1282	<	checkCompletedWithWrappedCancellationException(g);
1283	<
1284	<	f = new CompletableFuture<>();
1285	<	assertTrue(f.cancel(true));
1286	<	g = f.thenCompose(r = new CompletableFutureInc());
1287	<	checkCompletedWithWrappedCancellationException(g);
1288	<	}
1289	<
1290	<
1291	<	// asyncs
1292	<
1293	<	/**
1294	<	* thenRunAsync result completes normally after normal completion of source
1295	<	*/
1296	<	public void testThenRunAsync() {
1297	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1298	<	Noop r = new Noop();
1299	<	CompletableFuture<Void> g = f.thenRunAsync(r);
1300	<	f.complete(null);
1301	<	checkCompletedNormally(g, null);
1302	<
1303	<	// reordered version
1304	<	f = new CompletableFuture<>();
1305	<	f.complete(null);
1306	<	r = new Noop();
1307	<	g = f.thenRunAsync(r);
1308	<	checkCompletedNormally(g, null);
1309	<	}
1310	<
1311	<	/**
1312	<	* thenRunAsync result completes exceptionally after exceptional
1313	<	* completion of source
1314	<	*/
1315	<	public void testThenRunAsync2() {
1316	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1317	<	Noop r = new Noop();
1318	<	CompletableFuture<Void> g = f.thenRunAsync(r);
1319	<	f.completeExceptionally(new CFException());
2417	>	public void testAcceptEither_exceptionalCompletion() {
2418	>	for (ExecutionMode m : ExecutionMode.values())
2419	>	for (Integer v1 : new Integer[] { 1, null })
2420	>	{
2421	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2422	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2423	>	final CFException ex = new CFException();
2424	>	final NoopConsumer[] rs = new NoopConsumer[6];
2425	>	for (int i = 0; i < rs.length; i++) rs[i] = new NoopConsumer(m);
2426	>
2427	>	final CompletableFuture<Void> h0 = m.acceptEither(f, g, rs[0]);
2428	>	final CompletableFuture<Void> h1 = m.acceptEither(g, f, rs[1]);
2429	>	checkIncomplete(h0);
2430	>	checkIncomplete(h1);
2431	>	rs[0].assertNotInvoked();
2432	>	rs[1].assertNotInvoked();
2433	>	f.completeExceptionally(ex);
2434	>	checkCompletedWithWrappedException(h0, ex);
2435	>	checkCompletedWithWrappedException(h1, ex);
2436	>	final CompletableFuture<Void> h2 = m.acceptEither(f, g, rs[2]);
2437	>	final CompletableFuture<Void> h3 = m.acceptEither(g, f, rs[3]);
2438	>	checkCompletedWithWrappedException(h2, ex);
2439	>	checkCompletedWithWrappedException(h3, ex);
2440	>
2441	>	g.complete(v1);
2442	>
2443	>	// unspecified behavior - both source completions available
2444	>	final CompletableFuture<Void> h4 = m.acceptEither(f, g, rs[4]);
2445	>	final CompletableFuture<Void> h5 = m.acceptEither(g, f, rs[5]);
2446		try {
2447	<	g.join();
2448	<	shouldThrow();
2449	<	} catch (Exception ok) {
2447	>	assertNull(h4.join());
2448	>	rs[4].assertValue(v1);
2449	>	} catch (CompletionException ok) {
2450	>	checkCompletedWithWrappedException(h4, ex);
2451	>	rs[4].assertNotInvoked();
2452	>	}
2453	>	try {
2454	>	assertNull(h5.join());
2455	>	rs[5].assertValue(v1);
2456	>	} catch (CompletionException ok) {
2457	>	checkCompletedWithWrappedException(h5, ex);
2458	>	rs[5].assertNotInvoked();
2459		}
1325	–	checkCompletedWithWrappedCFException(g);
1326	–	}
1327	–
1328	–	/**
1329	–	* thenRunAsync result completes exceptionally if action does
1330	–	*/
1331	–	public void testThenRunAsync3() {
1332	–	CompletableFuture<Integer> f = new CompletableFuture<>();
1333	–	FailingNoop r = new FailingNoop();
1334	–	CompletableFuture<Void> g = f.thenRunAsync(r);
1335	–	f.complete(null);
1336	–	checkCompletedWithWrappedCFException(g);
1337	–	}
1338	–
1339	–	/**
1340	–	* thenRunAsync result completes exceptionally if source cancelled
1341	–	*/
1342	–	public void testThenRunAsync4() {
1343	–	CompletableFuture<Integer> f = new CompletableFuture<>();
1344	–	Noop r = new Noop();
1345	–	CompletableFuture<Void> g = f.thenRunAsync(r);
1346	–	assertTrue(f.cancel(true));
1347	–	checkCompletedWithWrappedCancellationException(g);
1348	–	}
1349	–
1350	–	/**
1351	–	* thenApplyAsync result completes normally after normal completion of source
1352	–	*/
1353	–	public void testThenApplyAsync() {
1354	–	CompletableFuture<Integer> f = new CompletableFuture<>();
1355	–	CompletableFuture<Integer> g = f.thenApplyAsync(inc);
1356	–	f.complete(one);
1357	–	checkCompletedNormally(g, two);
1358	–	}
1359	–
1360	–	/**
1361	–	* thenApplyAsync result completes exceptionally after exceptional
1362	–	* completion of source
1363	–	*/
1364	–	public void testThenApplyAsync2() {
1365	–	CompletableFuture<Integer> f = new CompletableFuture<>();
1366	–	CompletableFuture<Integer> g = f.thenApplyAsync(inc);
1367	–	f.completeExceptionally(new CFException());
1368	–	checkCompletedWithWrappedCFException(g);
1369	–	}
2460
2461	<	/**
2462	<	* thenApplyAsync result completes exceptionally if action does
2463	<	*/
2464	<	public void testThenApplyAsync3() {
2465	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2466	<	FailingFunction r = new FailingFunction();
2467	<	CompletableFuture<Integer> g = f.thenApplyAsync(r);
2468	<	f.complete(null);
2469	<	checkCompletedWithWrappedCFException(g);
2470	<	}
2461	>	checkCompletedExceptionally(f, ex);
2462	>	checkCompletedNormally(g, v1);
2463	>	checkCompletedWithWrappedException(h0, ex);
2464	>	checkCompletedWithWrappedException(h1, ex);
2465	>	checkCompletedWithWrappedException(h2, ex);
2466	>	checkCompletedWithWrappedException(h3, ex);
2467	>	checkCompletedWithWrappedException(h4, ex);
2468	>	for (int i = 0; i < 4; i++) rs[i].assertNotInvoked();
2469	>	}}
2470	>
2471	>	public void testAcceptEither_exceptionalCompletion2() {
2472	>	for (ExecutionMode m : ExecutionMode.values())
2473	>	for (boolean fFirst : new boolean[] { true, false })
2474	>	for (Integer v1 : new Integer[] { 1, null })
2475	>	{
2476	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2477	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2478	>	final CFException ex = new CFException();
2479	>	final NoopConsumer[] rs = new NoopConsumer[6];
2480	>	for (int i = 0; i < rs.length; i++) rs[i] = new NoopConsumer(m);
2481	>
2482	>	final CompletableFuture<Void> h0 = m.acceptEither(f, g, rs[0]);
2483	>	final CompletableFuture<Void> h1 = m.acceptEither(g, f, rs[1]);
2484	>	assertTrue(fFirst ? f.complete(v1) : g.completeExceptionally(ex));
2485	>	assertTrue(!fFirst ? f.complete(v1) : g.completeExceptionally(ex));
2486	>	final CompletableFuture<Void> h2 = m.acceptEither(f, g, rs[2]);
2487	>	final CompletableFuture<Void> h3 = m.acceptEither(g, f, rs[3]);
2488
2489	<	/**
2490	<	* thenApplyAsync result completes exceptionally if source cancelled
2491	<	*/
2492	<	public void testThenApplyAsync4() {
2493	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2494	<	CompletableFuture<Integer> g = f.thenApplyAsync(inc);
2495	<	assertTrue(f.cancel(true));
2496	<	checkCompletedWithWrappedCancellationException(g);
2497	<	}
2489	>	// unspecified behavior - both source completions available
2490	>	try {
2491	>	assertEquals(null, h0.join());
2492	>	rs[0].assertValue(v1);
2493	>	} catch (CompletionException ok) {
2494	>	checkCompletedWithWrappedException(h0, ex);
2495	>	rs[0].assertNotInvoked();
2496	>	}
2497	>	try {
2498	>	assertEquals(null, h1.join());
2499	>	rs[1].assertValue(v1);
2500	>	} catch (CompletionException ok) {
2501	>	checkCompletedWithWrappedException(h1, ex);
2502	>	rs[1].assertNotInvoked();
2503	>	}
2504	>	try {
2505	>	assertEquals(null, h2.join());
2506	>	rs[2].assertValue(v1);
2507	>	} catch (CompletionException ok) {
2508	>	checkCompletedWithWrappedException(h2, ex);
2509	>	rs[2].assertNotInvoked();
2510	>	}
2511	>	try {
2512	>	assertEquals(null, h3.join());
2513	>	rs[3].assertValue(v1);
2514	>	} catch (CompletionException ok) {
2515	>	checkCompletedWithWrappedException(h3, ex);
2516	>	rs[3].assertNotInvoked();
2517	>	}
2518
2519	<	/**
2520	<	* thenAcceptAsync result completes normally after normal
2521	<	* completion of source
1395	<	*/
1396	<	public void testThenAcceptAsync() {
1397	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1398	<	IncAction r = new IncAction();
1399	<	CompletableFuture<Void> g = f.thenAcceptAsync(r);
1400	<	f.complete(one);
1401	<	checkCompletedNormally(g, null);
1402	<	assertEquals(r.value, 2);
1403	<	}
2519	>	checkCompletedNormally(f, v1);
2520	>	checkCompletedExceptionally(g, ex);
2521	>	}}
2522
2523		/**
2524	<	* thenAcceptAsync result completes exceptionally after exceptional
1407	<	* completion of source
2524	>	* acceptEither result completes exceptionally if either source cancelled
2525		*/
2526	<	public void testThenAcceptAsync2() {
2527	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2528	<	IncAction r = new IncAction();
2529	<	CompletableFuture<Void> g = f.thenAcceptAsync(r);
2530	<	f.completeExceptionally(new CFException());
2531	<	checkCompletedWithWrappedCFException(g);
2532	<	}
2526	>	public void testAcceptEither_sourceCancelled() {
2527	>	for (ExecutionMode m : ExecutionMode.values())
2528	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2529	>	for (Integer v1 : new Integer[] { 1, null })
2530	>	{
2531	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2532	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2533	>	final NoopConsumer[] rs = new NoopConsumer[6];
2534	>	for (int i = 0; i < rs.length; i++) rs[i] = new NoopConsumer(m);
2535	>
2536	>	final CompletableFuture<Void> h0 = m.acceptEither(f, g, rs[0]);
2537	>	final CompletableFuture<Void> h1 = m.acceptEither(g, f, rs[1]);
2538	>	checkIncomplete(h0);
2539	>	checkIncomplete(h1);
2540	>	rs[0].assertNotInvoked();
2541	>	rs[1].assertNotInvoked();
2542	>	f.cancel(mayInterruptIfRunning);
2543	>	checkCompletedWithWrappedCancellationException(h0);
2544	>	checkCompletedWithWrappedCancellationException(h1);
2545	>	final CompletableFuture<Void> h2 = m.acceptEither(f, g, rs[2]);
2546	>	final CompletableFuture<Void> h3 = m.acceptEither(g, f, rs[3]);
2547	>	checkCompletedWithWrappedCancellationException(h2);
2548	>	checkCompletedWithWrappedCancellationException(h3);
2549	>
2550	>	g.complete(v1);
2551	>
2552	>	// unspecified behavior - both source completions available
2553	>	final CompletableFuture<Void> h4 = m.acceptEither(f, g, rs[4]);
2554	>	final CompletableFuture<Void> h5 = m.acceptEither(g, f, rs[5]);
2555	>	try {
2556	>	assertNull(h4.join());
2557	>	rs[4].assertValue(v1);
2558	>	} catch (CompletionException ok) {
2559	>	checkCompletedWithWrappedCancellationException(h4);
2560	>	rs[4].assertNotInvoked();
2561	>	}
2562	>	try {
2563	>	assertNull(h5.join());
2564	>	rs[5].assertValue(v1);
2565	>	} catch (CompletionException ok) {
2566	>	checkCompletedWithWrappedCancellationException(h5);
2567	>	rs[5].assertNotInvoked();
2568	>	}
2569
2570	<	/**
2571	<	* thenAcceptAsync result completes exceptionally if action does
2572	<	*/
2573	<	public void testThenAcceptAsync3() {
2574	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2575	<	FailingConsumer r = new FailingConsumer();
2576	<	CompletableFuture<Void> g = f.thenAcceptAsync(r);
2577	<	f.complete(null);
1425	<	checkCompletedWithWrappedCFException(g);
1426	<	}
2570	>	checkCancelled(f);
2571	>	checkCompletedNormally(g, v1);
2572	>	checkCompletedWithWrappedCancellationException(h0);
2573	>	checkCompletedWithWrappedCancellationException(h1);
2574	>	checkCompletedWithWrappedCancellationException(h2);
2575	>	checkCompletedWithWrappedCancellationException(h3);
2576	>	for (int i = 0; i < 4; i++) rs[i].assertNotInvoked();
2577	>	}}
2578
2579		/**
2580	<	* thenAcceptAsync result completes exceptionally if source cancelled
2580	>	* acceptEither result completes exceptionally if action does
2581		*/
2582	<	public void testThenAcceptAsync4() {
2583	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2584	<	IncAction r = new IncAction();
2585	<	CompletableFuture<Void> g = f.thenAcceptAsync(r);
2586	<	assertTrue(f.cancel(true));
2587	<	checkCompletedWithWrappedCancellationException(g);
2588	<	}
2582	>	public void testAcceptEither_actionFailed() {
2583	>	for (ExecutionMode m : ExecutionMode.values())
2584	>	for (Integer v1 : new Integer[] { 1, null })
2585	>	for (Integer v2 : new Integer[] { 2, null })
2586	>	{
2587	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2588	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2589	>	final FailingConsumer[] rs = new FailingConsumer[6];
2590	>	for (int i = 0; i < rs.length; i++) rs[i] = new FailingConsumer(m);
2591	>
2592	>	final CompletableFuture<Void> h0 = m.acceptEither(f, g, rs[0]);
2593	>	final CompletableFuture<Void> h1 = m.acceptEither(g, f, rs[1]);
2594	>	f.complete(v1);
2595	>	final CompletableFuture<Void> h2 = m.acceptEither(f, g, rs[2]);
2596	>	final CompletableFuture<Void> h3 = m.acceptEither(g, f, rs[3]);
2597	>	checkCompletedWithWrappedCFException(h0);
2598	>	checkCompletedWithWrappedCFException(h1);
2599	>	checkCompletedWithWrappedCFException(h2);
2600	>	checkCompletedWithWrappedCFException(h3);
2601	>	for (int i = 0; i < 4; i++) rs[i].assertValue(v1);
2602	>
2603	>	g.complete(v2);
2604	>
2605	>	// unspecified behavior - both source completions available
2606	>	final CompletableFuture<Void> h4 = m.acceptEither(f, g, rs[4]);
2607	>	final CompletableFuture<Void> h5 = m.acceptEither(g, f, rs[5]);
2608	>
2609	>	checkCompletedWithWrappedCFException(h4);
2610	>	assertTrue(Objects.equals(v1, rs[4].value) ||
2611	>	Objects.equals(v2, rs[4].value));
2612	>	checkCompletedWithWrappedCFException(h5);
2613	>	assertTrue(Objects.equals(v1, rs[5].value) ||
2614	>	Objects.equals(v2, rs[5].value));
2615	>
2616	>	checkCompletedNormally(f, v1);
2617	>	checkCompletedNormally(g, v2);
2618	>	}}
2619
2620		/**
2621	<	* thenCombineAsync result completes normally after normal
2622	<	* completion of sources
2621	>	* runAfterEither result completes normally after normal completion
2622	>	* of either source
2623		*/
2624	<	public void testThenCombineAsync() {
2625	<	CompletableFuture<Integer> f, g, h;
2626	<
2627	<	f = new CompletableFuture<>();
2628	<	g = new CompletableFuture<>();
2629	<	h = f.thenCombineAsync(g, subtract);
2630	<	f.complete(3);
2631	<	checkIncomplete(h);
2632	<	g.complete(1);
2633	<	checkCompletedNormally(h, 2);
2634	<
2635	<	f = new CompletableFuture<>();
2636	<	g = new CompletableFuture<>();
2637	<	h = f.thenCombineAsync(g, subtract);
2638	<	g.complete(1);
2639	<	checkIncomplete(h);
2640	<	f.complete(3);
2641	<	checkCompletedNormally(h, 2);
2642	<
2643	<	f = new CompletableFuture<>();
2644	<	g = new CompletableFuture<>();
2645	<	g.complete(1);
2646	<	f.complete(3);
2647	<	h = f.thenCombineAsync(g, subtract);
2648	<	checkCompletedNormally(h, 2);
2649	<	}
2624	>	public void testRunAfterEither_normalCompletion() {
2625	>	for (ExecutionMode m : ExecutionMode.values())
2626	>	for (Integer v1 : new Integer[] { 1, null })
2627	>	for (Integer v2 : new Integer[] { 2, null })
2628	>	{
2629	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2630	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2631	>	final Noop[] rs = new Noop[6];
2632	>	for (int i = 0; i < rs.length; i++) rs[i] = new Noop(m);
2633	>
2634	>	final CompletableFuture<Void> h0 = m.runAfterEither(f, g, rs[0]);
2635	>	final CompletableFuture<Void> h1 = m.runAfterEither(g, f, rs[1]);
2636	>	checkIncomplete(h0);
2637	>	checkIncomplete(h1);
2638	>	rs[0].assertNotInvoked();
2639	>	rs[1].assertNotInvoked();
2640	>	f.complete(v1);
2641	>	checkCompletedNormally(h0, null);
2642	>	checkCompletedNormally(h1, null);
2643	>	rs[0].assertInvoked();
2644	>	rs[1].assertInvoked();
2645	>	final CompletableFuture<Void> h2 = m.runAfterEither(f, g, rs[2]);
2646	>	final CompletableFuture<Void> h3 = m.runAfterEither(g, f, rs[3]);
2647	>	checkCompletedNormally(h2, null);
2648	>	checkCompletedNormally(h3, null);
2649	>	rs[2].assertInvoked();
2650	>	rs[3].assertInvoked();
2651	>
2652	>	g.complete(v2);
2653	>
2654	>	final CompletableFuture<Void> h4 = m.runAfterEither(f, g, rs[4]);
2655	>	final CompletableFuture<Void> h5 = m.runAfterEither(g, f, rs[5]);
2656	>
2657	>	checkCompletedNormally(f, v1);
2658	>	checkCompletedNormally(g, v2);
2659	>	checkCompletedNormally(h0, null);
2660	>	checkCompletedNormally(h1, null);
2661	>	checkCompletedNormally(h2, null);
2662	>	checkCompletedNormally(h3, null);
2663	>	checkCompletedNormally(h4, null);
2664	>	checkCompletedNormally(h5, null);
2665	>	for (int i = 0; i < 6; i++) rs[i].assertInvoked();
2666	>	}}
2667
2668		/**
2669	<	* thenCombineAsync result completes exceptionally after exceptional
2669	>	* runAfterEither result completes exceptionally after exceptional
2670		* completion of either source
2671		*/
2672	<	public void testThenCombineAsync2() {
2673	<	CompletableFuture<Integer> f, g, h;
2674	<
2675	<	f = new CompletableFuture<>();
2676	<	g = new CompletableFuture<>();
2677	<	h = f.thenCombineAsync(g, subtract);
2678	<	f.completeExceptionally(new CFException());
2679	<	checkIncomplete(h);
2680	<	g.complete(1);
2681	<	checkCompletedWithWrappedCFException(h);
2682	<
2683	<	f = new CompletableFuture<>();
2684	<	g = new CompletableFuture<>();
2685	<	h = f.thenCombineAsync(g, subtract);
2686	<	g.completeExceptionally(new CFException());
2687	<	checkIncomplete(h);
2688	<	f.complete(3);
2689	<	checkCompletedWithWrappedCFException(h);
2690	<
2691	<	f = new CompletableFuture<>();
2692	<	g = new CompletableFuture<>();
2693	<	g.completeExceptionally(new CFException());
2694	<	f.complete(3);
2695	<	h = f.thenCombineAsync(g, subtract);
2696	<	checkCompletedWithWrappedCFException(h);
2697	<	}
2698	<
2699	<	/**
2700	<	* thenCombineAsync result completes exceptionally if action does
2701	<	*/
2702	<	public void testThenCombineAsync3() {
2703	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2704	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2705	<	FailingBiFunction r = new FailingBiFunction();
2706	<	CompletableFuture<Integer> g = f.thenCombineAsync(f2, r);
2707	<	f.complete(one);
2708	<	checkIncomplete(g);
2709	<	assertFalse(r.ran);
2710	<	f2.complete(two);
2711	<	checkCompletedWithWrappedCFException(g);
2712	<	assertTrue(r.ran);
2713	<	}
2714	<
1517	<	/**
1518	<	* thenCombineAsync result completes exceptionally if either source cancelled
1519	<	*/
1520	<	public void testThenCombineAsync4() {
1521	<	CompletableFuture<Integer> f, g, h;
1522	<
1523	<	f = new CompletableFuture<>();
1524	<	g = new CompletableFuture<>();
1525	<	h = f.thenCombineAsync(g, subtract);
1526	<	assertTrue(f.cancel(true));
1527	<	checkIncomplete(h);
1528	<	g.complete(1);
1529	<	checkCompletedWithWrappedCancellationException(h);
1530	<
1531	<	f = new CompletableFuture<>();
1532	<	g = new CompletableFuture<>();
1533	<	h = f.thenCombineAsync(g, subtract);
1534	<	assertTrue(g.cancel(true));
1535	<	checkIncomplete(h);
1536	<	f.complete(3);
1537	<	checkCompletedWithWrappedCancellationException(h);
1538	<
1539	<	f = new CompletableFuture<>();
1540	<	g = new CompletableFuture<>();
1541	<	g.complete(3);
1542	<	assertTrue(f.cancel(true));
1543	<	h = f.thenCombineAsync(g, subtract);
1544	<	checkCompletedWithWrappedCancellationException(h);
1545	<
1546	<	f = new CompletableFuture<>();
1547	<	g = new CompletableFuture<>();
1548	<	f.complete(3);
1549	<	assertTrue(g.cancel(true));
1550	<	h = f.thenCombineAsync(g, subtract);
1551	<	checkCompletedWithWrappedCancellationException(h);
1552	<	}
1553	<
1554	<	/**
1555	<	* thenAcceptBothAsync result completes normally after normal
1556	<	* completion of sources
1557	<	*/
1558	<	public void testThenAcceptBothAsync() {
1559	<	CompletableFuture<Integer> f, g;
1560	<	CompletableFuture<Void> h;
1561	<	SubtractAction r;
1562	<
1563	<	f = new CompletableFuture<>();
1564	<	g = new CompletableFuture<>();
1565	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1566	<	f.complete(3);
1567	<	checkIncomplete(h);
1568	<	g.complete(1);
1569	<	checkCompletedNormally(h, null);
1570	<	assertEquals(r.value, 2);
1571	<
1572	<	f = new CompletableFuture<>();
1573	<	g = new CompletableFuture<>();
1574	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1575	<	g.complete(1);
1576	<	checkIncomplete(h);
1577	<	f.complete(3);
1578	<	checkCompletedNormally(h, null);
1579	<	assertEquals(r.value, 2);
1580	<
1581	<	f = new CompletableFuture<>();
1582	<	g = new CompletableFuture<>();
1583	<	g.complete(1);
1584	<	f.complete(3);
1585	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1586	<	checkCompletedNormally(h, null);
1587	<	assertEquals(r.value, 2);
1588	<	}
1589	<
1590	<	/**
1591	<	* thenAcceptBothAsync result completes exceptionally after exceptional
1592	<	* completion of source
1593	<	*/
1594	<	public void testThenAcceptBothAsync2() {
1595	<	CompletableFuture<Integer> f, g;
1596	<	CompletableFuture<Void> h;
1597	<	SubtractAction r;
1598	<
1599	<	f = new CompletableFuture<>();
1600	<	g = new CompletableFuture<>();
1601	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1602	<	f.completeExceptionally(new CFException());
1603	<	checkIncomplete(h);
1604	<	g.complete(1);
1605	<	checkCompletedWithWrappedCFException(h);
1606	<
1607	<	f = new CompletableFuture<>();
1608	<	g = new CompletableFuture<>();
1609	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1610	<	g.completeExceptionally(new CFException());
1611	<	checkIncomplete(h);
1612	<	f.complete(3);
1613	<	checkCompletedWithWrappedCFException(h);
1614	<
1615	<	f = new CompletableFuture<>();
1616	<	g = new CompletableFuture<>();
1617	<	f.complete(3);
1618	<	g.completeExceptionally(new CFException());
1619	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1620	<	checkCompletedWithWrappedCFException(h);
1621	<
1622	<	f = new CompletableFuture<>();
1623	<	g = new CompletableFuture<>();
1624	<	f.completeExceptionally(new CFException());
1625	<	g.complete(3);
1626	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1627	<	checkCompletedWithWrappedCFException(h);
1628	<	}
1629	<
1630	<	/**
1631	<	* thenAcceptBothAsync result completes exceptionally if action does
1632	<	*/
1633	<	public void testThenAcceptBothAsync3() {
1634	<	CompletableFuture<Integer> f, g;
1635	<	CompletableFuture<Void> h;
1636	<	FailingBiConsumer r;
1637	<
1638	<	f = new CompletableFuture<>();
1639	<	g = new CompletableFuture<>();
1640	<	h = f.thenAcceptBothAsync(g, r = new FailingBiConsumer());
1641	<	f.complete(3);
1642	<	checkIncomplete(h);
1643	<	g.complete(1);
1644	<	checkCompletedWithWrappedCFException(h);
1645	<
1646	<	f = new CompletableFuture<>();
1647	<	g = new CompletableFuture<>();
1648	<	f.complete(3);
1649	<	g.complete(1);
1650	<	h = f.thenAcceptBothAsync(g, r = new FailingBiConsumer());
1651	<	checkCompletedWithWrappedCFException(h);
1652	<	}
1653	<
1654	<	/**
1655	<	* thenAcceptBothAsync result completes exceptionally if either source cancelled
1656	<	*/
1657	<	public void testThenAcceptBothAsync4() {
1658	<	CompletableFuture<Integer> f, g;
1659	<	CompletableFuture<Void> h;
1660	<	SubtractAction r;
1661	<
1662	<	f = new CompletableFuture<>();
1663	<	g = new CompletableFuture<>();
1664	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1665	<	assertTrue(f.cancel(true));
1666	<	checkIncomplete(h);
1667	<	g.complete(1);
1668	<	checkCompletedWithWrappedCancellationException(h);
1669	<
1670	<	f = new CompletableFuture<>();
1671	<	g = new CompletableFuture<>();
1672	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1673	<	assertTrue(g.cancel(true));
1674	<	checkIncomplete(h);
1675	<	f.complete(3);
1676	<	checkCompletedWithWrappedCancellationException(h);
1677	<
1678	<	f = new CompletableFuture<>();
1679	<	g = new CompletableFuture<>();
1680	<	f.complete(3);
1681	<	assertTrue(g.cancel(true));
1682	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1683	<	checkCompletedWithWrappedCancellationException(h);
1684	<
1685	<	f = new CompletableFuture<>();
1686	<	g = new CompletableFuture<>();
1687	<	assertTrue(f.cancel(true));
1688	<	g.complete(3);
1689	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1690	<	checkCompletedWithWrappedCancellationException(h);
1691	<	}
1692	<
1693	<	/**
1694	<	* runAfterBothAsync result completes normally after normal
1695	<	* completion of sources
1696	<	*/
1697	<	public void testRunAfterBothAsync() {
1698	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1699	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1700	<	Noop r = new Noop();
1701	<	CompletableFuture<Void> g = f.runAfterBothAsync(f2, r);
1702	<	f.complete(one);
1703	<	checkIncomplete(g);
1704	<	f2.complete(two);
1705	<	checkCompletedNormally(g, null);
1706	<	assertTrue(r.ran);
1707	<	}
1708	<
1709	<	/**
1710	<	* runAfterBothAsync result completes exceptionally after exceptional
1711	<	* completion of source
1712	<	*/
1713	<	public void testRunAfterBothAsync2() {
1714	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1715	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1716	<	Noop r = new Noop();
1717	<	CompletableFuture<Void> g = f.runAfterBothAsync(f2, r);
1718	<	f.completeExceptionally(new CFException());
1719	<	f2.complete(two);
1720	<	checkCompletedWithWrappedCFException(g);
1721	<
1722	<	r = new Noop();
1723	<	f = new CompletableFuture<>();
1724	<	f2 = new CompletableFuture<>();
1725	<	g = f.runAfterBothAsync(f2, r);
1726	<	f.complete(one);
1727	<	f2.completeExceptionally(new CFException());
1728	<	checkCompletedWithWrappedCFException(g);
1729	<	}
1730	<
1731	<	/**
1732	<	* runAfterBothAsync result completes exceptionally if action does
1733	<	*/
1734	<	public void testRunAfterBothAsync3() {
1735	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1736	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1737	<	FailingNoop r = new FailingNoop();
1738	<	CompletableFuture<Void> g = f.runAfterBothAsync(f2, r);
1739	<	f.complete(one);
1740	<	checkIncomplete(g);
1741	<	f2.complete(two);
1742	<	checkCompletedWithWrappedCFException(g);
1743	<	}
1744	<
1745	<	/**
1746	<	* runAfterBothAsync result completes exceptionally if either source cancelled
1747	<	*/
1748	<	public void testRunAfterBothAsync4() {
1749	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1750	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1751	<	Noop r = new Noop();
1752	<	CompletableFuture<Void> g = f.runAfterBothAsync(f2, r);
1753	<	assertTrue(f.cancel(true));
1754	<	f2.complete(two);
1755	<	checkCompletedWithWrappedCancellationException(g);
1756	<
1757	<	r = new Noop();
1758	<	f = new CompletableFuture<>();
1759	<	f2 = new CompletableFuture<>();
1760	<	g = f.runAfterBothAsync(f2, r);
1761	<	f.complete(one);
1762	<	assertTrue(f2.cancel(true));
1763	<	checkCompletedWithWrappedCancellationException(g);
1764	<	}
1765	<
1766	<	/**
1767	<	* applyToEitherAsync result completes normally after normal
1768	<	* completion of sources
1769	<	*/
1770	<	public void testApplyToEitherAsync() {
1771	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1772	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1773	<	CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc);
1774	<	f.complete(one);
1775	<	checkCompletedNormally(g, two);
1776	<
1777	<	f = new CompletableFuture<>();
1778	<	f.complete(one);
1779	<	f2 = new CompletableFuture<>();
1780	<	g = f.applyToEitherAsync(f2, inc);
1781	<	checkCompletedNormally(g, two);
1782	<	}
1783	<
1784	<	/**
1785	<	* applyToEitherAsync result completes exceptionally after exceptional
1786	<	* completion of source
1787	<	*/
1788	<	public void testApplyToEitherAsync2() {
1789	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1790	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1791	<	CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc);
1792	<	f.completeExceptionally(new CFException());
1793	<	checkCompletedWithWrappedCFException(g);
1794	<
1795	<	f = new CompletableFuture<>();
1796	<	f2 = new CompletableFuture<>();
1797	<	f2.completeExceptionally(new CFException());
1798	<	g = f.applyToEitherAsync(f2, inc);
1799	<	f.complete(one);
1800	<	checkCompletedWithWrappedCFException(g);
1801	<	}
1802	<
1803	<	/**
1804	<	* applyToEitherAsync result completes exceptionally if action does
1805	<	*/
1806	<	public void testApplyToEitherAsync3() {
1807	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1808	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1809	<	FailingFunction r = new FailingFunction();
1810	<	CompletableFuture<Integer> g = f.applyToEitherAsync(f2, r);
1811	<	f.complete(one);
1812	<	checkCompletedWithWrappedCFException(g);
1813	<	}
1814	<
1815	<	/**
1816	<	* applyToEitherAsync result completes exceptionally if either source cancelled
1817	<	*/
1818	<	public void testApplyToEitherAsync4() {
1819	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1820	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1821	<	CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc);
1822	<	assertTrue(f.cancel(true));
1823	<	checkCompletedWithWrappedCancellationException(g);
1824	<
1825	<	f = new CompletableFuture<>();
1826	<	f2 = new CompletableFuture<>();
1827	<	assertTrue(f2.cancel(true));
1828	<	g = f.applyToEitherAsync(f2, inc);
1829	<	checkCompletedWithWrappedCancellationException(g);
1830	<	}
1831	<
1832	<	/**
1833	<	* acceptEitherAsync result completes normally after normal
1834	<	* completion of sources
1835	<	*/
1836	<	public void testAcceptEitherAsync() {
1837	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1838	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1839	<	IncAction r = new IncAction();
1840	<	CompletableFuture<Void> g = f.acceptEitherAsync(f2, r);
1841	<	f.complete(one);
1842	<	checkCompletedNormally(g, null);
1843	<	assertEquals(r.value, 2);
1844	<
1845	<	r = new IncAction();
1846	<	f = new CompletableFuture<>();
1847	<	f.complete(one);
1848	<	f2 = new CompletableFuture<>();
1849	<	g = f.acceptEitherAsync(f2, r);
1850	<	checkCompletedNormally(g, null);
1851	<	assertEquals(r.value, 2);
1852	<	}
1853	<
1854	<	/**
1855	<	* acceptEitherAsync result completes exceptionally after exceptional
1856	<	* completion of source
1857	<	*/
1858	<	public void testAcceptEitherAsync2() {
1859	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1860	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1861	<	IncAction r = new IncAction();
1862	<	CompletableFuture<Void> g = f.acceptEitherAsync(f2, r);
1863	<	f.completeExceptionally(new CFException());
1864	<	checkCompletedWithWrappedCFException(g);
1865	<
1866	<	r = new IncAction();
1867	<	f = new CompletableFuture<>();
1868	<	f2 = new CompletableFuture<>();
1869	<	f2.completeExceptionally(new CFException());
1870	<	g = f.acceptEitherAsync(f2, r);
1871	<	f.complete(one);
1872	<	checkCompletedWithWrappedCFException(g);
1873	<	}
1874	<
1875	<	/**
1876	<	* acceptEitherAsync result completes exceptionally if action does
1877	<	*/
1878	<	public void testAcceptEitherAsync3() {
1879	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1880	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1881	<	FailingConsumer r = new FailingConsumer();
1882	<	CompletableFuture<Void> g = f.acceptEitherAsync(f2, r);
1883	<	f.complete(one);
1884	<	checkCompletedWithWrappedCFException(g);
1885	<	}
1886	<
1887	<	/**
1888	<	* acceptEitherAsync result completes exceptionally if either
1889	<	* source cancelled
1890	<	*/
1891	<	public void testAcceptEitherAsync4() {
1892	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1893	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1894	<	IncAction r = new IncAction();
1895	<	CompletableFuture<Void> g = f.acceptEitherAsync(f2, r);
1896	<	assertTrue(f.cancel(true));
1897	<	checkCompletedWithWrappedCancellationException(g);
1898	<
1899	<	r = new IncAction();
1900	<	f = new CompletableFuture<>();
1901	<	f2 = new CompletableFuture<>();
1902	<	assertTrue(f2.cancel(true));
1903	<	g = f.acceptEitherAsync(f2, r);
1904	<	checkCompletedWithWrappedCancellationException(g);
1905	<	}
1906	<
1907	<	/**
1908	<	* runAfterEitherAsync result completes normally after normal
1909	<	* completion of sources
1910	<	*/
1911	<	public void testRunAfterEitherAsync() {
1912	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1913	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1914	<	Noop r = new Noop();
1915	<	CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r);
1916	<	f.complete(one);
1917	<	checkCompletedNormally(g, null);
1918	<	assertTrue(r.ran);
1919	<
1920	<	r = new Noop();
1921	<	f = new CompletableFuture<>();
1922	<	f.complete(one);
1923	<	f2 = new CompletableFuture<>();
1924	<	g = f.runAfterEitherAsync(f2, r);
1925	<	checkCompletedNormally(g, null);
1926	<	assertTrue(r.ran);
1927	<	}
1928	<
1929	<	/**
1930	<	* runAfterEitherAsync result completes exceptionally after exceptional
1931	<	* completion of source
1932	<	*/
1933	<	public void testRunAfterEitherAsync2() {
1934	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1935	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1936	<	Noop r = new Noop();
1937	<	CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r);
1938	<	f.completeExceptionally(new CFException());
1939	<	checkCompletedWithWrappedCFException(g);
1940	<
1941	<	r = new Noop();
1942	<	f = new CompletableFuture<>();
1943	<	f2 = new CompletableFuture<>();
1944	<	f2.completeExceptionally(new CFException());
1945	<	g = f.runAfterEitherAsync(f2, r);
1946	<	f.complete(one);
1947	<	checkCompletedWithWrappedCFException(g);
1948	<	}
1949	<
1950	<	/**
1951	<	* runAfterEitherAsync result completes exceptionally if action does
1952	<	*/
1953	<	public void testRunAfterEitherAsync3() {
1954	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1955	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1956	<	FailingNoop r = new FailingNoop();
1957	<	CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r);
1958	<	f.complete(one);
1959	<	checkCompletedWithWrappedCFException(g);
1960	<	}
1961	<
1962	<	/**
1963	<	* runAfterEitherAsync result completes exceptionally if either
1964	<	* source cancelled
1965	<	*/
1966	<	public void testRunAfterEitherAsync4() {
1967	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1968	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1969	<	Noop r = new Noop();
1970	<	CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r);
1971	<	assertTrue(f.cancel(true));
1972	<	checkCompletedWithWrappedCancellationException(g);
1973	<
1974	<	r = new Noop();
1975	<	f = new CompletableFuture<>();
1976	<	f2 = new CompletableFuture<>();
1977	<	assertTrue(f2.cancel(true));
1978	<	g = f.runAfterEitherAsync(f2, r);
1979	<	checkCompletedWithWrappedCancellationException(g);
1980	<	}
1981	<
1982	<	/**
1983	<	* thenComposeAsync result completes normally after normal
1984	<	* completion of source
1985	<	*/
1986	<	public void testThenComposeAsync() {
1987	<	CompletableFuture<Integer> f, g;
1988	<	CompletableFutureInc r;
1989	<
1990	<	f = new CompletableFuture<>();
1991	<	g = f.thenComposeAsync(r = new CompletableFutureInc());
1992	<	f.complete(one);
1993	<	checkCompletedNormally(g, two);
1994	<
1995	<	f = new CompletableFuture<>();
1996	<	f.complete(one);
1997	<	g = f.thenComposeAsync(r = new CompletableFutureInc());
1998	<	checkCompletedNormally(g, two);
1999	<	}
2000	<
2001	<	/**
2002	<	* thenComposeAsync result completes exceptionally after
2003	<	* exceptional completion of source
2004	<	*/
2005	<	public void testThenComposeAsync2() {
2006	<	CompletableFuture<Integer> f, g;
2007	<	CompletableFutureInc r;
2008	<
2009	<	f = new CompletableFuture<>();
2010	<	g = f.thenComposeAsync(r = new CompletableFutureInc());
2011	<	f.completeExceptionally(new CFException());
2012	<	checkCompletedWithWrappedCFException(g);
2013	<	assertFalse(r.ran);
2014	<
2015	<	f = new CompletableFuture<>();
2016	<	f.completeExceptionally(new CFException());
2017	<	g = f.thenComposeAsync(r = new CompletableFutureInc());
2018	<	checkCompletedWithWrappedCFException(g);
2019	<	assertFalse(r.ran);
2020	<	}
2021	<
2022	<	/**
2023	<	* thenComposeAsync result completes exceptionally if action does
2024	<	*/
2025	<	public void testThenComposeAsync3() {
2026	<	CompletableFuture<Integer> f, g;
2027	<	FailingCompletableFutureFunction r;
2028	<
2029	<	f = new CompletableFuture<>();
2030	<	g = f.thenComposeAsync(r = new FailingCompletableFutureFunction());
2031	<	f.complete(one);
2032	<	checkCompletedWithWrappedCFException(g);
2033	<
2034	<	f = new CompletableFuture<>();
2035	<	f.complete(one);
2036	<	g = f.thenComposeAsync(r = new FailingCompletableFutureFunction());
2037	<	checkCompletedWithWrappedCFException(g);
2038	<	}
2039	<
2040	<	/**
2041	<	* thenComposeAsync result completes exceptionally if source cancelled
2042	<	*/
2043	<	public void testThenComposeAsync4() {
2044	<	CompletableFuture<Integer> f, g;
2045	<	CompletableFutureInc r;
2046	<
2047	<	f = new CompletableFuture<>();
2048	<	g = f.thenComposeAsync(r = new CompletableFutureInc());
2049	<	assertTrue(f.cancel(true));
2050	<	checkCompletedWithWrappedCancellationException(g);
2051	<
2052	<	f = new CompletableFuture<>();
2053	<	assertTrue(f.cancel(true));
2054	<	g = f.thenComposeAsync(r = new CompletableFutureInc());
2055	<	checkCompletedWithWrappedCancellationException(g);
2056	<	}
2057	<
2672	>	public void testRunAfterEither_exceptionalCompletion() {
2673	>	for (ExecutionMode m : ExecutionMode.values())
2674	>	for (Integer v1 : new Integer[] { 1, null })
2675	>	{
2676	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2677	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2678	>	final CFException ex = new CFException();
2679	>	final Noop[] rs = new Noop[6];
2680	>	for (int i = 0; i < rs.length; i++) rs[i] = new Noop(m);
2681	>
2682	>	final CompletableFuture<Void> h0 = m.runAfterEither(f, g, rs[0]);
2683	>	final CompletableFuture<Void> h1 = m.runAfterEither(g, f, rs[1]);
2684	>	checkIncomplete(h0);
2685	>	checkIncomplete(h1);
2686	>	rs[0].assertNotInvoked();
2687	>	rs[1].assertNotInvoked();
2688	>	assertTrue(f.completeExceptionally(ex));
2689	>	checkCompletedWithWrappedException(h0, ex);
2690	>	checkCompletedWithWrappedException(h1, ex);
2691	>	final CompletableFuture<Void> h2 = m.runAfterEither(f, g, rs[2]);
2692	>	final CompletableFuture<Void> h3 = m.runAfterEither(g, f, rs[3]);
2693	>	checkCompletedWithWrappedException(h2, ex);
2694	>	checkCompletedWithWrappedException(h3, ex);
2695	>
2696	>	assertTrue(g.complete(v1));
2697	>
2698	>	// unspecified behavior - both source completions available
2699	>	final CompletableFuture<Void> h4 = m.runAfterEither(f, g, rs[4]);
2700	>	final CompletableFuture<Void> h5 = m.runAfterEither(g, f, rs[5]);
2701	>	try {
2702	>	assertNull(h4.join());
2703	>	rs[4].assertInvoked();
2704	>	} catch (CompletionException ok) {
2705	>	checkCompletedWithWrappedException(h4, ex);
2706	>	rs[4].assertNotInvoked();
2707	>	}
2708	>	try {
2709	>	assertNull(h5.join());
2710	>	rs[5].assertInvoked();
2711	>	} catch (CompletionException ok) {
2712	>	checkCompletedWithWrappedException(h5, ex);
2713	>	rs[5].assertNotInvoked();
2714	>	}
2715
2716	<	// async with explicit executors
2716	>	checkCompletedExceptionally(f, ex);
2717	>	checkCompletedNormally(g, v1);
2718	>	checkCompletedWithWrappedException(h0, ex);
2719	>	checkCompletedWithWrappedException(h1, ex);
2720	>	checkCompletedWithWrappedException(h2, ex);
2721	>	checkCompletedWithWrappedException(h3, ex);
2722	>	checkCompletedWithWrappedException(h4, ex);
2723	>	for (int i = 0; i < 4; i++) rs[i].assertNotInvoked();
2724	>	}}
2725	>
2726	>	public void testRunAfterEither_exceptionalCompletion2() {
2727	>	for (ExecutionMode m : ExecutionMode.values())
2728	>	for (boolean fFirst : new boolean[] { true, false })
2729	>	for (Integer v1 : new Integer[] { 1, null })
2730	>	{
2731	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2732	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2733	>	final CFException ex = new CFException();
2734	>	final Noop[] rs = new Noop[6];
2735	>	for (int i = 0; i < rs.length; i++) rs[i] = new Noop(m);
2736	>
2737	>	final CompletableFuture<Void> h0 = m.runAfterEither(f, g, rs[0]);
2738	>	final CompletableFuture<Void> h1 = m.runAfterEither(g, f, rs[1]);
2739	>	assertTrue( fFirst ? f.complete(v1) : g.completeExceptionally(ex));
2740	>	assertTrue(!fFirst ? f.complete(v1) : g.completeExceptionally(ex));
2741	>	final CompletableFuture<Void> h2 = m.runAfterEither(f, g, rs[2]);
2742	>	final CompletableFuture<Void> h3 = m.runAfterEither(g, f, rs[3]);
2743
2744	<	/**
2745	<	* thenRunAsync result completes normally after normal completion of source
2746	<	*/
2747	<	public void testThenRunAsyncE() {
2748	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2749	<	Noop r = new Noop();
2750	<	CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor());
2751	<	f.complete(null);
2752	<	checkCompletedNormally(g, null);
2744	>	// unspecified behavior - both source completions available
2745	>	try {
2746	>	assertEquals(null, h0.join());
2747	>	rs[0].assertInvoked();
2748	>	} catch (CompletionException ok) {
2749	>	checkCompletedWithWrappedException(h0, ex);
2750	>	rs[0].assertNotInvoked();
2751	>	}
2752	>	try {
2753	>	assertEquals(null, h1.join());
2754	>	rs[1].assertInvoked();
2755	>	} catch (CompletionException ok) {
2756	>	checkCompletedWithWrappedException(h1, ex);
2757	>	rs[1].assertNotInvoked();
2758	>	}
2759	>	try {
2760	>	assertEquals(null, h2.join());
2761	>	rs[2].assertInvoked();
2762	>	} catch (CompletionException ok) {
2763	>	checkCompletedWithWrappedException(h2, ex);
2764	>	rs[2].assertNotInvoked();
2765	>	}
2766	>	try {
2767	>	assertEquals(null, h3.join());
2768	>	rs[3].assertInvoked();
2769	>	} catch (CompletionException ok) {
2770	>	checkCompletedWithWrappedException(h3, ex);
2771	>	rs[3].assertNotInvoked();
2772	>	}
2773
2774	<	// reordered version
2775	<	f = new CompletableFuture<>();
2776	<	f.complete(null);
2074	<	r = new Noop();
2075	<	g = f.thenRunAsync(r, new ThreadExecutor());
2076	<	checkCompletedNormally(g, null);
2077	<	}
2774	>	checkCompletedNormally(f, v1);
2775	>	checkCompletedExceptionally(g, ex);
2776	>	}}
2777
2778		/**
2779	<	* thenRunAsync result completes exceptionally after exceptional
2081	<	* completion of source
2779	>	* runAfterEither result completes exceptionally if either source cancelled
2780		*/
2781	<	public void testThenRunAsync2E() {
2782	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2783	<	Noop r = new Noop();
2784	<	CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor());
2785	<	f.completeExceptionally(new CFException());
2781	>	public void testRunAfterEither_sourceCancelled() {
2782	>	for (ExecutionMode m : ExecutionMode.values())
2783	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2784	>	for (Integer v1 : new Integer[] { 1, null })
2785	>	{
2786	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2787	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2788	>	final Noop[] rs = new Noop[6];
2789	>	for (int i = 0; i < rs.length; i++) rs[i] = new Noop(m);
2790	>
2791	>	final CompletableFuture<Void> h0 = m.runAfterEither(f, g, rs[0]);
2792	>	final CompletableFuture<Void> h1 = m.runAfterEither(g, f, rs[1]);
2793	>	checkIncomplete(h0);
2794	>	checkIncomplete(h1);
2795	>	rs[0].assertNotInvoked();
2796	>	rs[1].assertNotInvoked();
2797	>	f.cancel(mayInterruptIfRunning);
2798	>	checkCompletedWithWrappedCancellationException(h0);
2799	>	checkCompletedWithWrappedCancellationException(h1);
2800	>	final CompletableFuture<Void> h2 = m.runAfterEither(f, g, rs[2]);
2801	>	final CompletableFuture<Void> h3 = m.runAfterEither(g, f, rs[3]);
2802	>	checkCompletedWithWrappedCancellationException(h2);
2803	>	checkCompletedWithWrappedCancellationException(h3);
2804	>
2805	>	assertTrue(g.complete(v1));
2806	>
2807	>	// unspecified behavior - both source completions available
2808	>	final CompletableFuture<Void> h4 = m.runAfterEither(f, g, rs[4]);
2809	>	final CompletableFuture<Void> h5 = m.runAfterEither(g, f, rs[5]);
2810		try {
2811	<	g.join();
2812	<	shouldThrow();
2813	<	} catch (Exception ok) {
2811	>	assertNull(h4.join());
2812	>	rs[4].assertInvoked();
2813	>	} catch (CompletionException ok) {
2814	>	checkCompletedWithWrappedCancellationException(h4);
2815	>	rs[4].assertNotInvoked();
2816	>	}
2817	>	try {
2818	>	assertNull(h5.join());
2819	>	rs[5].assertInvoked();
2820	>	} catch (CompletionException ok) {
2821	>	checkCompletedWithWrappedCancellationException(h5);
2822	>	rs[5].assertNotInvoked();
2823		}
2093	–	checkCompletedWithWrappedCFException(g);
2094	–	}
2824
2825	<	/**
2826	<	* thenRunAsync result completes exceptionally if action does
2827	<	*/
2828	<	public void testThenRunAsync3E() {
2829	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2830	<	FailingNoop r = new FailingNoop();
2831	<	CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor());
2832	<	f.complete(null);
2104	<	checkCompletedWithWrappedCFException(g);
2105	<	}
2825	>	checkCancelled(f);
2826	>	checkCompletedNormally(g, v1);
2827	>	checkCompletedWithWrappedCancellationException(h0);
2828	>	checkCompletedWithWrappedCancellationException(h1);
2829	>	checkCompletedWithWrappedCancellationException(h2);
2830	>	checkCompletedWithWrappedCancellationException(h3);
2831	>	for (int i = 0; i < 4; i++) rs[i].assertNotInvoked();
2832	>	}}
2833
2834		/**
2835	<	* thenRunAsync result completes exceptionally if source cancelled
2835	>	* runAfterEither result completes exceptionally if action does
2836		*/
2837	<	public void testThenRunAsync4E() {
2838	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2839	<	Noop r = new Noop();
2840	<	CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor());
2841	<	assertTrue(f.cancel(true));
2842	<	checkCompletedWithWrappedCancellationException(g);
2843	<	}
2837	>	public void testRunAfterEither_actionFailed() {
2838	>	for (ExecutionMode m : ExecutionMode.values())
2839	>	for (Integer v1 : new Integer[] { 1, null })
2840	>	for (Integer v2 : new Integer[] { 2, null })
2841	>	{
2842	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2843	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2844	>	final FailingRunnable[] rs = new FailingRunnable[6];
2845	>	for (int i = 0; i < rs.length; i++) rs[i] = new FailingRunnable(m);
2846	>
2847	>	final CompletableFuture<Void> h0 = m.runAfterEither(f, g, rs[0]);
2848	>	final CompletableFuture<Void> h1 = m.runAfterEither(g, f, rs[1]);
2849	>	assertTrue(f.complete(v1));
2850	>	final CompletableFuture<Void> h2 = m.runAfterEither(f, g, rs[2]);
2851	>	final CompletableFuture<Void> h3 = m.runAfterEither(g, f, rs[3]);
2852	>	checkCompletedWithWrappedCFException(h0);
2853	>	checkCompletedWithWrappedCFException(h1);
2854	>	checkCompletedWithWrappedCFException(h2);
2855	>	checkCompletedWithWrappedCFException(h3);
2856	>	for (int i = 0; i < 4; i++) rs[i].assertInvoked();
2857	>	assertTrue(g.complete(v2));
2858	>	final CompletableFuture<Void> h4 = m.runAfterEither(f, g, rs[4]);
2859	>	final CompletableFuture<Void> h5 = m.runAfterEither(g, f, rs[5]);
2860	>	checkCompletedWithWrappedCFException(h4);
2861	>	checkCompletedWithWrappedCFException(h5);
2862	>
2863	>	checkCompletedNormally(f, v1);
2864	>	checkCompletedNormally(g, v2);
2865	>	for (int i = 0; i < 6; i++) rs[i].assertInvoked();
2866	>	}}
2867
2868		/**
2869	<	* thenApplyAsync result completes normally after normal completion of source
2869	>	* thenCompose result completes normally after normal completion of source
2870		*/
2871	<	public void testThenApplyAsyncE() {
2872	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2873	<	CompletableFuture<Integer> g = f.thenApplyAsync(inc, new ThreadExecutor());
2874	<	f.complete(one);
2875	<	checkCompletedNormally(g, two);
2876	<	}
2871	>	public void testThenCompose_normalCompletion() {
2872	>	for (ExecutionMode m : ExecutionMode.values())
2873	>	for (boolean createIncomplete : new boolean[] { true, false })
2874	>	for (Integer v1 : new Integer[] { 1, null })
2875	>	{
2876	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2877	>	final CompletableFutureInc r = new CompletableFutureInc(m);
2878	>	if (!createIncomplete) assertTrue(f.complete(v1));
2879	>	final CompletableFuture<Integer> g = m.thenCompose(f, r);
2880	>	if (createIncomplete) assertTrue(f.complete(v1));
2881	>
2882	>	checkCompletedNormally(g, inc(v1));
2883	>	checkCompletedNormally(f, v1);
2884	>	r.assertValue(v1);
2885	>	}}
2886
2887		/**
2888	<	* thenApplyAsync result completes exceptionally after exceptional
2888	>	* thenCompose result completes exceptionally after exceptional
2889		* completion of source
2890		*/
2891	<	public void testThenApplyAsync2E() {
2892	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2893	<	CompletableFuture<Integer> g = f.thenApplyAsync(inc, new ThreadExecutor());
2894	<	f.completeExceptionally(new CFException());
2895	<	checkCompletedWithWrappedCFException(g);
2896	<	}
2891	>	public void testThenCompose_exceptionalCompletion() {
2892	>	for (ExecutionMode m : ExecutionMode.values())
2893	>	for (boolean createIncomplete : new boolean[] { true, false })
2894	>	{
2895	>	final CFException ex = new CFException();
2896	>	final CompletableFutureInc r = new CompletableFutureInc(m);
2897	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2898	>	if (!createIncomplete) f.completeExceptionally(ex);
2899	>	final CompletableFuture<Integer> g = m.thenCompose(f, r);
2900	>	if (createIncomplete) f.completeExceptionally(ex);
2901	>
2902	>	checkCompletedWithWrappedException(g, ex);
2903	>	checkCompletedExceptionally(f, ex);
2904	>	r.assertNotInvoked();
2905	>	}}
2906
2907		/**
2908	<	* thenApplyAsync result completes exceptionally if action does
2141	<	*/
2142	<	public void testThenApplyAsync3E() {
2143	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2144	<	FailingFunction r = new FailingFunction();
2145	<	CompletableFuture<Integer> g = f.thenApplyAsync(r, new ThreadExecutor());
2146	<	f.complete(null);
2147	<	checkCompletedWithWrappedCFException(g);
2148	<	}
2149	<
2150	<	/**
2151	<	* thenApplyAsync result completes exceptionally if source cancelled
2152	<	*/
2153	<	public void testThenApplyAsync4E() {
2154	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2155	<	CompletableFuture<Integer> g = f.thenApplyAsync(inc, new ThreadExecutor());
2156	<	assertTrue(f.cancel(true));
2157	<	checkCompletedWithWrappedCancellationException(g);
2158	<	}
2159	<
2160	<	/**
2161	<	* thenAcceptAsync result completes normally after normal
2162	<	* completion of source
2908	>	* thenCompose result completes exceptionally if action does
2909		*/
2910	<	public void testThenAcceptAsyncE() {
2911	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2912	<	IncAction r = new IncAction();
2913	<	CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor());
2914	<	f.complete(one);
2915	<	checkCompletedNormally(g, null);
2916	<	assertEquals(r.value, 2);
2917	<	}
2910	>	public void testThenCompose_actionFailed() {
2911	>	for (ExecutionMode m : ExecutionMode.values())
2912	>	for (boolean createIncomplete : new boolean[] { true, false })
2913	>	for (Integer v1 : new Integer[] { 1, null })
2914	>	{
2915	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2916	>	final FailingCompletableFutureFunction r
2917	>	= new FailingCompletableFutureFunction(m);
2918	>	if (!createIncomplete) assertTrue(f.complete(v1));
2919	>	final CompletableFuture<Integer> g = m.thenCompose(f, r);
2920	>	if (createIncomplete) assertTrue(f.complete(v1));
2921
2173	–	/**
2174	–	* thenAcceptAsync result completes exceptionally after exceptional
2175	–	* completion of source
2176	–	*/
2177	–	public void testThenAcceptAsync2E() {
2178	–	CompletableFuture<Integer> f = new CompletableFuture<>();
2179	–	IncAction r = new IncAction();
2180	–	CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor());
2181	–	f.completeExceptionally(new CFException());
2922		checkCompletedWithWrappedCFException(g);
2923	<	}
2923	>	checkCompletedNormally(f, v1);
2924	>	}}
2925
2926		/**
2927	<	* thenAcceptAsync result completes exceptionally if action does
2927	>	* thenCompose result completes exceptionally if source cancelled
2928		*/
2929	<	public void testThenAcceptAsync3E() {
2930	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2931	<	FailingConsumer r = new FailingConsumer();
2932	<	CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor());
2933	<	f.complete(null);
2934	<	checkCompletedWithWrappedCFException(g);
2935	<	}
2929	>	public void testThenCompose_sourceCancelled() {
2930	>	for (ExecutionMode m : ExecutionMode.values())
2931	>	for (boolean createIncomplete : new boolean[] { true, false })
2932	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2933	>	{
2934	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2935	>	final CompletableFutureInc r = new CompletableFutureInc(m);
2936	>	if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
2937	>	final CompletableFuture<Integer> g = m.thenCompose(f, r);
2938	>	if (createIncomplete) {
2939	>	checkIncomplete(g);
2940	>	assertTrue(f.cancel(mayInterruptIfRunning));
2941	>	}
2942
2196	–	/**
2197	–	* thenAcceptAsync result completes exceptionally if source cancelled
2198	–	*/
2199	–	public void testThenAcceptAsync4E() {
2200	–	CompletableFuture<Integer> f = new CompletableFuture<>();
2201	–	IncAction r = new IncAction();
2202	–	CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor());
2203	–	assertTrue(f.cancel(true));
2943		checkCompletedWithWrappedCancellationException(g);
2944	<	}
2945	<
2207	<	/**
2208	<	* thenCombineAsync result completes normally after normal
2209	<	* completion of sources
2210	<	*/
2211	<	public void testThenCombineAsyncE() {
2212	<	CompletableFuture<Integer> f, g, h;
2213	<	ThreadExecutor e = new ThreadExecutor();
2214	<	int count = 0;
2215	<
2216	<	f = new CompletableFuture<>();
2217	<	g = new CompletableFuture<>();
2218	<	h = f.thenCombineAsync(g, subtract, e);
2219	<	f.complete(3);
2220	<	checkIncomplete(h);
2221	<	g.complete(1);
2222	<	checkCompletedNormally(h, 2);
2223	<	assertEquals(++count, e.count.get());
2224	<
2225	<	f = new CompletableFuture<>();
2226	<	g = new CompletableFuture<>();
2227	<	h = f.thenCombineAsync(g, subtract, e);
2228	<	g.complete(1);
2229	<	checkIncomplete(h);
2230	<	f.complete(3);
2231	<	checkCompletedNormally(h, 2);
2232	<	assertEquals(++count, e.count.get());
2233	<
2234	<	f = new CompletableFuture<>();
2235	<	g = new CompletableFuture<>();
2236	<	g.complete(1);
2237	<	f.complete(3);
2238	<	h = f.thenCombineAsync(g, subtract, e);
2239	<	checkCompletedNormally(h, 2);
2240	<	assertEquals(++count, e.count.get());
2241	<	}
2242	<
2243	<	/**
2244	<	* thenCombineAsync result completes exceptionally after exceptional
2245	<	* completion of either source
2246	<	*/
2247	<	public void testThenCombineAsync2E() {
2248	<	CompletableFuture<Integer> f, g, h;
2249	<	ThreadExecutor e = new ThreadExecutor();
2250	<	int count = 0;
2251	<
2252	<	f = new CompletableFuture<>();
2253	<	g = new CompletableFuture<>();
2254	<	h = f.thenCombineAsync(g, subtract, e);
2255	<	f.completeExceptionally(new CFException());
2256	<	checkIncomplete(h);
2257	<	g.complete(1);
2258	<	checkCompletedWithWrappedCFException(h);
2259	<
2260	<	f = new CompletableFuture<>();
2261	<	g = new CompletableFuture<>();
2262	<	h = f.thenCombineAsync(g, subtract, e);
2263	<	g.completeExceptionally(new CFException());
2264	<	checkIncomplete(h);
2265	<	f.complete(3);
2266	<	checkCompletedWithWrappedCFException(h);
2267	<
2268	<	f = new CompletableFuture<>();
2269	<	g = new CompletableFuture<>();
2270	<	g.completeExceptionally(new CFException());
2271	<	h = f.thenCombineAsync(g, subtract, e);
2272	<	checkIncomplete(h);
2273	<	f.complete(3);
2274	<	checkCompletedWithWrappedCFException(h);
2275	<
2276	<	assertEquals(0, e.count.get());
2277	<	}
2278	<
2279	<	/**
2280	<	* thenCombineAsync result completes exceptionally if action does
2281	<	*/
2282	<	public void testThenCombineAsync3E() {
2283	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2284	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2285	<	FailingBiFunction r = new FailingBiFunction();
2286	<	CompletableFuture<Integer> g = f.thenCombineAsync(f2, r, new ThreadExecutor());
2287	<	f.complete(one);
2288	<	checkIncomplete(g);
2289	<	assertFalse(r.ran);
2290	<	f2.complete(two);
2291	<	checkCompletedWithWrappedCFException(g);
2292	<	assertTrue(r.ran);
2293	<	}
2294	<
2295	<	/**
2296	<	* thenCombineAsync result completes exceptionally if either source cancelled
2297	<	*/
2298	<	public void testThenCombineAsync4E() {
2299	<	CompletableFuture<Integer> f, g, h;
2300	<	ThreadExecutor e = new ThreadExecutor();
2301	<
2302	<	f = new CompletableFuture<>();
2303	<	g = new CompletableFuture<>();
2304	<	h = f.thenCombineAsync(g, subtract, e);
2305	<	assertTrue(f.cancel(true));
2306	<	checkIncomplete(h);
2307	<	g.complete(1);
2308	<	checkCompletedWithWrappedCancellationException(h);
2309	<
2310	<	f = new CompletableFuture<>();
2311	<	g = new CompletableFuture<>();
2312	<	h = f.thenCombineAsync(g, subtract, e);
2313	<	assertTrue(g.cancel(true));
2314	<	checkIncomplete(h);
2315	<	f.complete(3);
2316	<	checkCompletedWithWrappedCancellationException(h);
2317	<
2318	<	f = new CompletableFuture<>();
2319	<	g = new CompletableFuture<>();
2320	<	assertTrue(g.cancel(true));
2321	<	h = f.thenCombineAsync(g, subtract, e);
2322	<	checkIncomplete(h);
2323	<	f.complete(3);
2324	<	checkCompletedWithWrappedCancellationException(h);
2325	<
2326	<	f = new CompletableFuture<>();
2327	<	g = new CompletableFuture<>();
2328	<	assertTrue(f.cancel(true));
2329	<	assertTrue(g.cancel(true));
2330	<	h = f.thenCombineAsync(g, subtract, e);
2331	<	checkCompletedWithWrappedCancellationException(h);
2332	<
2333	<	assertEquals(0, e.count.get());
2334	<	}
2335	<
2336	<	/**
2337	<	* thenAcceptBothAsync result completes normally after normal
2338	<	* completion of sources
2339	<	*/
2340	<	public void testThenAcceptBothAsyncE() {
2341	<	CompletableFuture<Integer> f, g;
2342	<	CompletableFuture<Void> h;
2343	<	SubtractAction r;
2344	<	ThreadExecutor e = new ThreadExecutor();
2345	<
2346	<	f = new CompletableFuture<>();
2347	<	g = new CompletableFuture<>();
2348	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2349	<	f.complete(3);
2350	<	checkIncomplete(h);
2351	<	g.complete(1);
2352	<	checkCompletedNormally(h, null);
2353	<	assertEquals(r.value, 2);
2354	<
2355	<	f = new CompletableFuture<>();
2356	<	g = new CompletableFuture<>();
2357	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2358	<	g.complete(1);
2359	<	checkIncomplete(h);
2360	<	f.complete(3);
2361	<	checkCompletedNormally(h, null);
2362	<	assertEquals(r.value, 2);
2363	<
2364	<	f = new CompletableFuture<>();
2365	<	g = new CompletableFuture<>();
2366	<	g.complete(1);
2367	<	f.complete(3);
2368	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2369	<	checkCompletedNormally(h, null);
2370	<	assertEquals(r.value, 2);
2371	<
2372	<	assertEquals(3, e.count.get());
2373	<	}
2374	<
2375	<	/**
2376	<	* thenAcceptBothAsync result completes exceptionally after exceptional
2377	<	* completion of source
2378	<	*/
2379	<	public void testThenAcceptBothAsync2E() {
2380	<	CompletableFuture<Integer> f, g;
2381	<	CompletableFuture<Void> h;
2382	<	SubtractAction r;
2383	<	ThreadExecutor e = new ThreadExecutor();
2384	<
2385	<	f = new CompletableFuture<>();
2386	<	g = new CompletableFuture<>();
2387	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2388	<	f.completeExceptionally(new CFException());
2389	<	checkIncomplete(h);
2390	<	g.complete(1);
2391	<	checkCompletedWithWrappedCFException(h);
2392	<
2393	<	f = new CompletableFuture<>();
2394	<	g = new CompletableFuture<>();
2395	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2396	<	g.completeExceptionally(new CFException());
2397	<	checkIncomplete(h);
2398	<	f.complete(3);
2399	<	checkCompletedWithWrappedCFException(h);
2400	<
2401	<	f = new CompletableFuture<>();
2402	<	g = new CompletableFuture<>();
2403	<	f.complete(3);
2404	<	g.completeExceptionally(new CFException());
2405	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2406	<	checkCompletedWithWrappedCFException(h);
2407	<
2408	<	f = new CompletableFuture<>();
2409	<	g = new CompletableFuture<>();
2410	<	f.completeExceptionally(new CFException());
2411	<	g.complete(3);
2412	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2413	<	checkCompletedWithWrappedCFException(h);
2414	<
2415	<	assertEquals(0, e.count.get());
2416	<	}
2417	<
2418	<	/**
2419	<	* thenAcceptBothAsync result completes exceptionally if action does
2420	<	*/
2421	<	public void testThenAcceptBothAsync3E() {
2422	<	CompletableFuture<Integer> f, g;
2423	<	CompletableFuture<Void> h;
2424	<	FailingBiConsumer r;
2425	<	ThreadExecutor e = new ThreadExecutor();
2426	<
2427	<	f = new CompletableFuture<>();
2428	<	g = new CompletableFuture<>();
2429	<	h = f.thenAcceptBothAsync(g, r = new FailingBiConsumer(), e);
2430	<	f.complete(3);
2431	<	checkIncomplete(h);
2432	<	g.complete(1);
2433	<	checkCompletedWithWrappedCFException(h);
2434	<
2435	<	f = new CompletableFuture<>();
2436	<	g = new CompletableFuture<>();
2437	<	f.complete(3);
2438	<	g.complete(1);
2439	<	h = f.thenAcceptBothAsync(g, r = new FailingBiConsumer(), e);
2440	<	checkCompletedWithWrappedCFException(h);
2441	<
2442	<	assertEquals(2, e.count.get());
2443	<	}
2444	<
2445	<	/**
2446	<	* thenAcceptBothAsync result completes exceptionally if either source cancelled
2447	<	*/
2448	<	public void testThenAcceptBothAsync4E() {
2449	<	CompletableFuture<Integer> f, g;
2450	<	CompletableFuture<Void> h;
2451	<	SubtractAction r;
2452	<	ThreadExecutor e = new ThreadExecutor();
2453	<
2454	<	f = new CompletableFuture<>();
2455	<	g = new CompletableFuture<>();
2456	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2457	<	assertTrue(f.cancel(true));
2458	<	checkIncomplete(h);
2459	<	g.complete(1);
2460	<	checkCompletedWithWrappedCancellationException(h);
2461	<
2462	<	f = new CompletableFuture<>();
2463	<	g = new CompletableFuture<>();
2464	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2465	<	assertTrue(g.cancel(true));
2466	<	checkIncomplete(h);
2467	<	f.complete(3);
2468	<	checkCompletedWithWrappedCancellationException(h);
2469	<
2470	<	f = new CompletableFuture<>();
2471	<	g = new CompletableFuture<>();
2472	<	f.complete(3);
2473	<	assertTrue(g.cancel(true));
2474	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2475	<	checkCompletedWithWrappedCancellationException(h);
2476	<
2477	<	f = new CompletableFuture<>();
2478	<	g = new CompletableFuture<>();
2479	<	assertTrue(f.cancel(true));
2480	<	g.complete(3);
2481	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2482	<	checkCompletedWithWrappedCancellationException(h);
2944	>	checkCancelled(f);
2945	>	}}
2946
2947	<	assertEquals(0, e.count.get());
2485	<	}
2947	>	// other static methods
2948
2949		/**
2950	<	* runAfterBothAsync result completes normally after normal
2951	<	* completion of sources
2950	>	* allOf(no component futures) returns a future completed normally
2951	>	* with the value null
2952		*/
2953	<	public void testRunAfterBothAsyncE() {
2954	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2955	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2494	<	Noop r = new Noop();
2495	<	CompletableFuture<Void> g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
2496	<	f.complete(one);
2497	<	checkIncomplete(g);
2498	<	f2.complete(two);
2499	<	checkCompletedNormally(g, null);
2500	<	assertTrue(r.ran);
2953	>	public void testAllOf_empty() throws Exception {
2954	>	CompletableFuture<Void> f = CompletableFuture.allOf();
2955	>	checkCompletedNormally(f, null);
2956		}
2957
2958		/**
2959	<	* runAfterBothAsync result completes exceptionally after exceptional
2960	<	* completion of source
2959	>	* allOf returns a future completed normally with the value null
2960	>	* when all components complete normally
2961		*/
2962	<	public void testRunAfterBothAsync2E() {
2963	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2964	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2965	<	Noop r = new Noop();
2966	<	CompletableFuture<Void> g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
2967	<	f.completeExceptionally(new CFException());
2968	<	f2.complete(two);
2969	<	checkCompletedWithWrappedCFException(g);
2970	<
2971	<	r = new Noop();
2972	<	f = new CompletableFuture<>();
2973	<	f2 = new CompletableFuture<>();
2974	<	g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
2975	<	f.complete(one);
2976	<	f2.completeExceptionally(new CFException());
2522	<	checkCompletedWithWrappedCFException(g);
2962	>	public void testAllOf_normal() throws Exception {
2963	>	for (int k = 1; k < 10; k++) {
2964	>	CompletableFuture<Integer>[] fs
2965	>	= (CompletableFuture<Integer>[]) new CompletableFuture[k];
2966	>	for (int i = 0; i < k; i++)
2967	>	fs[i] = new CompletableFuture<>();
2968	>	CompletableFuture<Void> f = CompletableFuture.allOf(fs);
2969	>	for (int i = 0; i < k; i++) {
2970	>	checkIncomplete(f);
2971	>	checkIncomplete(CompletableFuture.allOf(fs));
2972	>	fs[i].complete(one);
2973	>	}
2974	>	checkCompletedNormally(f, null);
2975	>	checkCompletedNormally(CompletableFuture.allOf(fs), null);
2976	>	}
2977		}
2978
2979	<	/**
2980	<	* runAfterBothAsync result completes exceptionally if action does
2981	<	*/
2982	<	public void testRunAfterBothAsync3E() {
2983	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2984	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2985	<	FailingNoop r = new FailingNoop();
2986	<	CompletableFuture<Void> g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
2987	<	f.complete(one);
2988	<	checkIncomplete(g);
2989	<	f2.complete(two);
2990	<	checkCompletedWithWrappedCFException(g);
2979	>	public void testAllOf_backwards() throws Exception {
2980	>	for (int k = 1; k < 10; k++) {
2981	>	CompletableFuture<Integer>[] fs
2982	>	= (CompletableFuture<Integer>[]) new CompletableFuture[k];
2983	>	for (int i = 0; i < k; i++)
2984	>	fs[i] = new CompletableFuture<>();
2985	>	CompletableFuture<Void> f = CompletableFuture.allOf(fs);
2986	>	for (int i = k - 1; i >= 0; i--) {
2987	>	checkIncomplete(f);
2988	>	checkIncomplete(CompletableFuture.allOf(fs));
2989	>	fs[i].complete(one);
2990	>	}
2991	>	checkCompletedNormally(f, null);
2992	>	checkCompletedNormally(CompletableFuture.allOf(fs), null);
2993	>	}
2994		}
2995
2996	<	/**
2997	<	* runAfterBothAsync result completes exceptionally if either source cancelled
2998	<	*/
2999	<	public void testRunAfterBothAsync4E() {
3000	<	CompletableFuture<Integer> f = new CompletableFuture<>();
3001	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
3002	<	Noop r = new Noop();
3003	<	CompletableFuture<Void> g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
3004	<	assertTrue(f.cancel(true));
3005	<	f2.complete(two);
3006	<	checkCompletedWithWrappedCancellationException(g);
3007	<
3008	<	r = new Noop();
3009	<	f = new CompletableFuture<>();
3010	<	f2 = new CompletableFuture<>();
3011	<	g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
3012	<	f.complete(one);
3013	<	assertTrue(f2.cancel(true));
3014	<	checkCompletedWithWrappedCancellationException(g);
2996	>	public void testAllOf_exceptional() throws Exception {
2997	>	for (int k = 1; k < 10; k++) {
2998	>	CompletableFuture<Integer>[] fs
2999	>	= (CompletableFuture<Integer>[]) new CompletableFuture[k];
3000	>	CFException ex = new CFException();
3001	>	for (int i = 0; i < k; i++)
3002	>	fs[i] = new CompletableFuture<>();
3003	>	CompletableFuture<Void> f = CompletableFuture.allOf(fs);
3004	>	for (int i = 0; i < k; i++) {
3005	>	checkIncomplete(f);
3006	>	checkIncomplete(CompletableFuture.allOf(fs));
3007	>	if (i != k/2) {
3008	>	fs[i].complete(i);
3009	>	checkCompletedNormally(fs[i], i);
3010	>	} else {
3011	>	fs[i].completeExceptionally(ex);
3012	>	checkCompletedExceptionally(fs[i], ex);
3013	>	}
3014	>	}
3015	>	checkCompletedWithWrappedException(f, ex);
3016	>	checkCompletedWithWrappedException(CompletableFuture.allOf(fs), ex);
3017	>	}
3018		}
3019
3020		/**
3021	<	* applyToEitherAsync result completes normally after normal
2562	<	* completion of sources
3021	>	* anyOf(no component futures) returns an incomplete future
3022		*/
3023	<	public void testApplyToEitherAsyncE() {
3024	<	CompletableFuture<Integer> f = new CompletableFuture<>();
3025	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
3026	<	CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
3027	<	f.complete(one);
2569	<	checkCompletedNormally(g, two);
3023	>	public void testAnyOf_empty() throws Exception {
3024	>	for (Integer v1 : new Integer[] { 1, null })
3025	>	{
3026	>	CompletableFuture<Object> f = CompletableFuture.anyOf();
3027	>	checkIncomplete(f);
3028
3029	<	f = new CompletableFuture<>();
3030	<	f.complete(one);
3031	<	f2 = new CompletableFuture<>();
2574	<	g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
2575	<	checkCompletedNormally(g, two);
2576	<	}
3029	>	f.complete(v1);
3030	>	checkCompletedNormally(f, v1);
3031	>	}}
3032
3033		/**
3034	<	* applyToEitherAsync result completes exceptionally after exceptional
3035	<	* completion of source
3034	>	* anyOf returns a future completed normally with a value when
3035	>	* a component future does
3036		*/
3037	<	public void testApplyToEitherAsync2E() {
3038	<	CompletableFuture<Integer> f = new CompletableFuture<>();
3039	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
3040	<	CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
3041	<	f.completeExceptionally(new CFException());
3042	<	checkCompletedWithWrappedCFException(g);
3043	<
3044	<	f = new CompletableFuture<>();
3045	<	f2 = new CompletableFuture<>();
3046	<	f2.completeExceptionally(new CFException());
3047	<	g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
3048	<	f.complete(one);
3049	<	checkCompletedWithWrappedCFException(g);
3037	>	public void testAnyOf_normal() throws Exception {
3038	>	for (int k = 0; k < 10; k++) {
3039	>	CompletableFuture[] fs = new CompletableFuture[k];
3040	>	for (int i = 0; i < k; i++)
3041	>	fs[i] = new CompletableFuture<>();
3042	>	CompletableFuture<Object> f = CompletableFuture.anyOf(fs);
3043	>	checkIncomplete(f);
3044	>	for (int i = 0; i < k; i++) {
3045	>	fs[i].complete(i);
3046	>	checkCompletedNormally(f, 0);
3047	>	int x = (int) CompletableFuture.anyOf(fs).join();
3048	>	assertTrue(0 <= x && x <= i);
3049	>	}
3050	>	}
3051		}
3052	<
3053	<	/**
3054	<	* applyToEitherAsync result completes exceptionally if action does
3055	<	*/
3056	<	public void testApplyToEitherAsync3E() {
3057	<	CompletableFuture<Integer> f = new CompletableFuture<>();
3058	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
3059	<	FailingFunction r = new FailingFunction();
3060	<	CompletableFuture<Integer> g = f.applyToEitherAsync(f2, r, new ThreadExecutor());
3061	<	f.complete(one);
3062	<	checkCompletedWithWrappedCFException(g);
3052	>	public void testAnyOf_normal_backwards() throws Exception {
3053	>	for (int k = 0; k < 10; k++) {
3054	>	CompletableFuture[] fs = new CompletableFuture[k];
3055	>	for (int i = 0; i < k; i++)
3056	>	fs[i] = new CompletableFuture<>();
3057	>	CompletableFuture<Object> f = CompletableFuture.anyOf(fs);
3058	>	checkIncomplete(f);
3059	>	for (int i = k - 1; i >= 0; i--) {
3060	>	fs[i].complete(i);
3061	>	checkCompletedNormally(f, k - 1);
3062	>	int x = (int) CompletableFuture.anyOf(fs).join();
3063	>	assertTrue(i <= x && x <= k - 1);
3064	>	}
3065	>	}
3066		}
3067
3068		/**
3069	<	* applyToEitherAsync result completes exceptionally if either source cancelled
3069	>	* anyOf result completes exceptionally when any component does.
3070		*/
3071	<	public void testApplyToEitherAsync4E() {
3072	<	CompletableFuture<Integer> f = new CompletableFuture<>();
3073	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
3074	<	CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
3075	<	assertTrue(f.cancel(true));
3076	<	checkCompletedWithWrappedCancellationException(g);
3077	<
3078	<	f = new CompletableFuture<>();
3079	<	f2 = new CompletableFuture<>();
3080	<	assertTrue(f2.cancel(true));
3081	<	g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
3082	<	checkCompletedWithWrappedCancellationException(g);
3071	>	public void testAnyOf_exceptional() throws Exception {
3072	>	for (int k = 0; k < 10; k++) {
3073	>	CompletableFuture[] fs = new CompletableFuture[k];
3074	>	CFException[] exs = new CFException[k];
3075	>	for (int i = 0; i < k; i++) {
3076	>	fs[i] = new CompletableFuture<>();
3077	>	exs[i] = new CFException();
3078	>	}
3079	>	CompletableFuture<Object> f = CompletableFuture.anyOf(fs);
3080	>	checkIncomplete(f);
3081	>	for (int i = 0; i < k; i++) {
3082	>	fs[i].completeExceptionally(exs[i]);
3083	>	checkCompletedWithWrappedException(f, exs[0]);
3084	>	checkCompletedWithWrappedCFException(CompletableFuture.anyOf(fs));
3085	>	}
3086	>	}
3087		}
3088
3089	<	/**
3090	<	* acceptEitherAsync result completes normally after normal
3091	<	* completion of sources
3092	<	*/
3093	<	public void testAcceptEitherAsyncE() {
3094	<	CompletableFuture<Integer> f = new CompletableFuture<>();
3095	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
3096	<	IncAction r = new IncAction();
3097	<	CompletableFuture<Void> g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
3098	<	f.complete(one);
3099	<	checkCompletedNormally(g, null);
3100	<	assertEquals(r.value, 2);
3101	<
3102	<	r = new IncAction();
3103	<	f = new CompletableFuture<>();
3104	<	f.complete(one);
2642	<	f2 = new CompletableFuture<>();
2643	<	g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2644	<	checkCompletedNormally(g, null);
2645	<	assertEquals(r.value, 2);
3089	>	public void testAnyOf_exceptional_backwards() throws Exception {
3090	>	for (int k = 0; k < 10; k++) {
3091	>	CompletableFuture[] fs = new CompletableFuture[k];
3092	>	CFException[] exs = new CFException[k];
3093	>	for (int i = 0; i < k; i++) {
3094	>	fs[i] = new CompletableFuture<>();
3095	>	exs[i] = new CFException();
3096	>	}
3097	>	CompletableFuture<Object> f = CompletableFuture.anyOf(fs);
3098	>	checkIncomplete(f);
3099	>	for (int i = k - 1; i >= 0; i--) {
3100	>	fs[i].completeExceptionally(exs[i]);
3101	>	checkCompletedWithWrappedException(f, exs[k - 1]);
3102	>	checkCompletedWithWrappedCFException(CompletableFuture.anyOf(fs));
3103	>	}
3104	>	}
3105		}
3106
3107		/**
3108	<	* acceptEitherAsync result completes exceptionally after exceptional
2650	<	* completion of source
3108	>	* Completion methods throw NullPointerException with null arguments
3109		*/
3110	<	public void testAcceptEitherAsync2E() {
3110	>	public void testNPE() {
3111		CompletableFuture<Integer> f = new CompletableFuture<>();
3112	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
3113	<	IncAction r = new IncAction();
3114	<	CompletableFuture<Void> g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
3115	<	f.completeExceptionally(new CFException());
2658	<	checkCompletedWithWrappedCFException(g);
2659	<
2660	<	r = new IncAction();
2661	<	f = new CompletableFuture<>();
2662	<	f2 = new CompletableFuture<>();
2663	<	f2.completeExceptionally(new CFException());
2664	<	g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2665	<	f.complete(one);
2666	<	checkCompletedWithWrappedCFException(g);
2667	<	}
3112	>	CompletableFuture<Integer> g = new CompletableFuture<>();
3113	>	CompletableFuture<Integer> nullFuture = (CompletableFuture<Integer>)null;
3114	>	CompletableFuture<?> h;
3115	>	ThreadExecutor exec = new ThreadExecutor();
3116
3117	<	/**
3118	<	* acceptEitherAsync result completes exceptionally if action does
3119	<	*/
3120	<	public void testAcceptEitherAsync3E() {
3121	<	CompletableFuture<Integer> f = new CompletableFuture<>();
3122	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
3123	<	FailingConsumer r = new FailingConsumer();
3124	<	CompletableFuture<Void> g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
3125	<	f.complete(one);
3126	<	checkCompletedWithWrappedCFException(g);
3127	<	}
3117	>	Runnable[] throwingActions = {
3118	>	() -> CompletableFuture.supplyAsync(null),
3119	>	() -> CompletableFuture.supplyAsync(null, exec),
3120	>	() -> CompletableFuture.supplyAsync(new IntegerSupplier(ExecutionMode.DEFAULT, 42), null),
3121	>
3122	>	() -> CompletableFuture.runAsync(null),
3123	>	() -> CompletableFuture.runAsync(null, exec),
3124	>	() -> CompletableFuture.runAsync(() -> {}, null),
3125	>
3126	>	() -> f.completeExceptionally(null),
3127	>
3128	>	() -> f.thenApply(null),
3129	>	() -> f.thenApplyAsync(null),
3130	>	() -> f.thenApplyAsync((x) -> x, null),
3131	>	() -> f.thenApplyAsync(null, exec),
3132	>
3133	>	() -> f.thenAccept(null),
3134	>	() -> f.thenAcceptAsync(null),
3135	>	() -> f.thenAcceptAsync((x) -> {} , null),
3136	>	() -> f.thenAcceptAsync(null, exec),
3137	>
3138	>	() -> f.thenRun(null),
3139	>	() -> f.thenRunAsync(null),
3140	>	() -> f.thenRunAsync(() -> {} , null),
3141	>	() -> f.thenRunAsync(null, exec),
3142	>
3143	>	() -> f.thenCombine(g, null),
3144	>	() -> f.thenCombineAsync(g, null),
3145	>	() -> f.thenCombineAsync(g, null, exec),
3146	>	() -> f.thenCombine(nullFuture, (x, y) -> x),
3147	>	() -> f.thenCombineAsync(nullFuture, (x, y) -> x),
3148	>	() -> f.thenCombineAsync(nullFuture, (x, y) -> x, exec),
3149	>	() -> f.thenCombineAsync(g, (x, y) -> x, null),
3150	>
3151	>	() -> f.thenAcceptBoth(g, null),
3152	>	() -> f.thenAcceptBothAsync(g, null),
3153	>	() -> f.thenAcceptBothAsync(g, null, exec),
3154	>	() -> f.thenAcceptBoth(nullFuture, (x, y) -> {}),
3155	>	() -> f.thenAcceptBothAsync(nullFuture, (x, y) -> {}),
3156	>	() -> f.thenAcceptBothAsync(nullFuture, (x, y) -> {}, exec),
3157	>	() -> f.thenAcceptBothAsync(g, (x, y) -> {}, null),
3158	>
3159	>	() -> f.runAfterBoth(g, null),
3160	>	() -> f.runAfterBothAsync(g, null),
3161	>	() -> f.runAfterBothAsync(g, null, exec),
3162	>	() -> f.runAfterBoth(nullFuture, () -> {}),
3163	>	() -> f.runAfterBothAsync(nullFuture, () -> {}),
3164	>	() -> f.runAfterBothAsync(nullFuture, () -> {}, exec),
3165	>	() -> f.runAfterBothAsync(g, () -> {}, null),
3166	>
3167	>	() -> f.applyToEither(g, null),
3168	>	() -> f.applyToEitherAsync(g, null),
3169	>	() -> f.applyToEitherAsync(g, null, exec),
3170	>	() -> f.applyToEither(nullFuture, (x) -> x),
3171	>	() -> f.applyToEitherAsync(nullFuture, (x) -> x),
3172	>	() -> f.applyToEitherAsync(nullFuture, (x) -> x, exec),
3173	>	() -> f.applyToEitherAsync(g, (x) -> x, null),
3174	>
3175	>	() -> f.acceptEither(g, null),
3176	>	() -> f.acceptEitherAsync(g, null),
3177	>	() -> f.acceptEitherAsync(g, null, exec),
3178	>	() -> f.acceptEither(nullFuture, (x) -> {}),
3179	>	() -> f.acceptEitherAsync(nullFuture, (x) -> {}),
3180	>	() -> f.acceptEitherAsync(nullFuture, (x) -> {}, exec),
3181	>	() -> f.acceptEitherAsync(g, (x) -> {}, null),
3182	>
3183	>	() -> f.runAfterEither(g, null),
3184	>	() -> f.runAfterEitherAsync(g, null),
3185	>	() -> f.runAfterEitherAsync(g, null, exec),
3186	>	() -> f.runAfterEither(nullFuture, () -> {}),
3187	>	() -> f.runAfterEitherAsync(nullFuture, () -> {}),
3188	>	() -> f.runAfterEitherAsync(nullFuture, () -> {}, exec),
3189	>	() -> f.runAfterEitherAsync(g, () -> {}, null),
3190	>
3191	>	() -> f.thenCompose(null),
3192	>	() -> f.thenComposeAsync(null),
3193	>	() -> f.thenComposeAsync(new CompletableFutureInc(ExecutionMode.EXECUTOR), null),
3194	>	() -> f.thenComposeAsync(null, exec),
3195	>
3196	>	() -> f.exceptionally(null),
3197	>
3198	>	() -> f.handle(null),
3199	>
3200	>	() -> CompletableFuture.allOf((CompletableFuture<?>)null),
3201	>	() -> CompletableFuture.allOf((CompletableFuture<?>[])null),
3202	>	() -> CompletableFuture.allOf(f, null),
3203	>	() -> CompletableFuture.allOf(null, f),
3204	>
3205	>	() -> CompletableFuture.anyOf((CompletableFuture<?>)null),
3206	>	() -> CompletableFuture.anyOf((CompletableFuture<?>[])null),
3207	>	() -> CompletableFuture.anyOf(f, null),
3208	>	() -> CompletableFuture.anyOf(null, f),
3209
3210	<	/**
3211	<	* acceptEitherAsync result completes exceptionally if either
2683	<	* source cancelled
2684	<	*/
2685	<	public void testAcceptEitherAsync4E() {
2686	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2687	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2688	<	IncAction r = new IncAction();
2689	<	CompletableFuture<Void> g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2690	<	assertTrue(f.cancel(true));
2691	<	checkCompletedWithWrappedCancellationException(g);
3210	>	() -> f.obtrudeException(null),
3211	>	};
3212
3213	<	r = new IncAction();
3214	<	f = new CompletableFuture<>();
2695	<	f2 = new CompletableFuture<>();
2696	<	assertTrue(f2.cancel(true));
2697	<	g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2698	<	checkCompletedWithWrappedCancellationException(g);
3213	>	assertThrows(NullPointerException.class, throwingActions);
3214	>	assertEquals(0, exec.count.get());
3215		}
3216
3217		/**
3218	<	* runAfterEitherAsync result completes normally after normal
2703	<	* completion of sources
3218	>	* toCompletableFuture returns this CompletableFuture.
3219		*/
3220	<	public void testRunAfterEitherAsyncE() {
3220	>	public void testToCompletableFuture() {
3221		CompletableFuture<Integer> f = new CompletableFuture<>();
3222	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2708	<	Noop r = new Noop();
2709	<	CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
2710	<	f.complete(one);
2711	<	checkCompletedNormally(g, null);
2712	<	assertTrue(r.ran);
2713	<
2714	<	r = new Noop();
2715	<	f = new CompletableFuture<>();
2716	<	f.complete(one);
2717	<	f2 = new CompletableFuture<>();
2718	<	g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
2719	<	checkCompletedNormally(g, null);
2720	<	assertTrue(r.ran);
3222	>	assertSame(f, f.toCompletableFuture());
3223		}
3224
3225	<	/**
2724	<	* runAfterEitherAsync result completes exceptionally after exceptional
2725	<	* completion of source
2726	<	*/
2727	<	public void testRunAfterEitherAsync2E() {
2728	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2729	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2730	<	Noop r = new Noop();
2731	<	CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
2732	<	f.completeExceptionally(new CFException());
2733	<	checkCompletedWithWrappedCFException(g);
3225	>	//--- tests of implementation details; not part of official tck ---
3226
3227	<	r = new Noop();
3228	<	f = new CompletableFuture<>();
3229	<	f2 = new CompletableFuture<>();
3230	<	f2.completeExceptionally(new CFException());
3231	<	g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
3232	<	f.complete(one);
3233	<	checkCompletedWithWrappedCFException(g);
3227	>	Object resultOf(CompletableFuture<?> f) {
3228	>	try {
3229	>	java.lang.reflect.Field resultField
3230	>	= CompletableFuture.class.getDeclaredField("result");
3231	>	resultField.setAccessible(true);
3232	>	return resultField.get(f);
3233	>	} catch (Throwable t) { throw new AssertionError(t); }
3234		}
3235
3236	<	/**
3237	<	* runAfterEitherAsync result completes exceptionally if action does
3238	<	*/
3239	<	public void testRunAfterEitherAsync3E() {
3240	<	CompletableFuture<Integer> f = new CompletableFuture<>();
3241	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
3242	<	FailingNoop r = new FailingNoop();
2751	<	CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
2752	<	f.complete(one);
2753	<	checkCompletedWithWrappedCFException(g);
2754	<	}
3236	>	public void testExceptionPropagationReusesResultObject() {
3237	>	if (!testImplementationDetails) return;
3238	>	for (ExecutionMode m : ExecutionMode.values())
3239	>	{
3240	>	final CFException ex = new CFException();
3241	>	final CompletableFuture<Integer> v42 = CompletableFuture.completedFuture(42);
3242	>	final CompletableFuture<Integer> incomplete = new CompletableFuture<>();
3243
3244	<	/**
3245	<	* runAfterEitherAsync result completes exceptionally if either
2758	<	* source cancelled
2759	<	*/
2760	<	public void testRunAfterEitherAsync4E() {
2761	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2762	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2763	<	Noop r = new Noop();
2764	<	CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
2765	<	assertTrue(f.cancel(true));
2766	<	checkCompletedWithWrappedCancellationException(g);
3244	>	List<Function<CompletableFuture<Integer>, CompletableFuture<?>>> funs
3245	>	= new ArrayList<>();
3246
3247	<	r = new Noop();
3248	<	f = new CompletableFuture<>();
3249	<	f2 = new CompletableFuture<>();
2771	<	assertTrue(f2.cancel(true));
2772	<	g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
2773	<	checkCompletedWithWrappedCancellationException(g);
2774	<	}
3247	>	funs.add((y) -> m.thenRun(y, new Noop(m)));
3248	>	funs.add((y) -> m.thenAccept(y, new NoopConsumer(m)));
3249	>	funs.add((y) -> m.thenApply(y, new IncFunction(m)));
3250
3251	<	/**
3252	<	* thenComposeAsync result completes normally after normal
3253	<	* completion of source
2779	<	*/
2780	<	public void testThenComposeAsyncE() {
2781	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2782	<	CompletableFutureInc r = new CompletableFutureInc();
2783	<	CompletableFuture<Integer> g = f.thenComposeAsync(r, new ThreadExecutor());
2784	<	f.complete(one);
2785	<	checkCompletedNormally(g, two);
2786	<	}
3251	>	funs.add((y) -> m.runAfterEither(y, incomplete, new Noop(m)));
3252	>	funs.add((y) -> m.acceptEither(y, incomplete, new NoopConsumer(m)));
3253	>	funs.add((y) -> m.applyToEither(y, incomplete, new IncFunction(m)));
3254
3255	<	/**
3256	<	* thenComposeAsync result completes exceptionally after
3257	<	* exceptional completion of source
2791	<	*/
2792	<	public void testThenComposeAsync2E() {
2793	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2794	<	CompletableFutureInc r = new CompletableFutureInc();
2795	<	CompletableFuture<Integer> g = f.thenComposeAsync(r, new ThreadExecutor());
2796	<	f.completeExceptionally(new CFException());
2797	<	checkCompletedWithWrappedCFException(g);
2798	<	}
2799	<
2800	<	/**
2801	<	* thenComposeAsync result completes exceptionally if action does
2802	<	*/
2803	<	public void testThenComposeAsync3E() {
2804	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2805	<	FailingCompletableFutureFunction r = new FailingCompletableFutureFunction();
2806	<	CompletableFuture<Integer> g = f.thenComposeAsync(r, new ThreadExecutor());
2807	<	f.complete(one);
2808	<	checkCompletedWithWrappedCFException(g);
2809	<	}
3255	>	funs.add((y) -> m.runAfterBoth(y, v42, new Noop(m)));
3256	>	funs.add((y) -> m.thenAcceptBoth(y, v42, new SubtractAction(m)));
3257	>	funs.add((y) -> m.thenCombine(y, v42, new SubtractFunction(m)));
3258
3259	<	/**
2812	<	* thenComposeAsync result completes exceptionally if source cancelled
2813	<	*/
2814	<	public void testThenComposeAsync4E() {
2815	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2816	<	CompletableFutureInc r = new CompletableFutureInc();
2817	<	CompletableFuture<Integer> g = f.thenComposeAsync(r, new ThreadExecutor());
2818	<	assertTrue(f.cancel(true));
2819	<	checkCompletedWithWrappedCancellationException(g);
2820	<	}
3259	>	funs.add((y) -> m.whenComplete(y, (Integer x, Throwable t) -> {}));
3260
3261	<	// other static methods
3261	>	funs.add((y) -> m.thenCompose(y, new CompletableFutureInc(m)));
3262
3263	<	/**
3264	<	* allOf(no component futures) returns a future completed normally
2826	<	* with the value null
2827	<	*/
2828	<	public void testAllOf_empty() throws Exception {
2829	<	CompletableFuture<?> f = CompletableFuture.allOf();
2830	<	checkCompletedNormally(f, null);
2831	<	}
3263	>	funs.add((y) -> CompletableFuture.allOf(new CompletableFuture<?>[] {y, v42}));
3264	>	funs.add((y) -> CompletableFuture.anyOf(new CompletableFuture<?>[] {y, incomplete}));
3265
3266	<	/**
3267	<	* allOf returns a future completed when all components complete
3268	<	*/
3269	<	public void testAllOf() throws Exception {
3270	<	for (int k = 1; k < 20; ++k) {
3271	<	CompletableFuture<Integer>[] fs = (CompletableFuture<Integer>[]) new CompletableFuture[k];
3272	<	for (int i = 0; i < k; ++i)
3273	<	fs[i] = new CompletableFuture<>();
3274	<	CompletableFuture<Void> f = CompletableFuture.allOf(fs);
2842	<	for (int i = 0; i < k; ++i) {
2843	<	checkIncomplete(f);
2844	<	fs[i].complete(one);
2845	<	}
2846	<	checkCompletedNormally(f, null);
3266	>	for (Function<CompletableFuture<Integer>, CompletableFuture<?>>
3267	>	fun : funs) {
3268	>	CompletableFuture<Integer> f = new CompletableFuture<>();
3269	>	f.completeExceptionally(ex);
3270	>	CompletableFuture<Integer> src = m.thenApply(f, new IncFunction(m));
3271	>	checkCompletedWithWrappedException(src, ex);
3272	>	CompletableFuture<?> dep = fun.apply(src);
3273	>	checkCompletedWithWrappedException(dep, ex);
3274	>	assertSame(resultOf(src), resultOf(dep));
3275		}
2848	–	}
3276
3277	<	/**
3278	<	* anyOf(no component futures) returns an incomplete future
3279	<	*/
3280	<	public void testAnyOf_empty() throws Exception {
3281	<	CompletableFuture<?> f = CompletableFuture.anyOf();
3282	<	checkIncomplete(f);
3283	<	}
3284	<
3285	<	/**
2859	<	* anyOf returns a future completed when any components complete
2860	<	*/
2861	<	public void testAnyOf() throws Exception {
2862	<	for (int k = 1; k < 20; ++k) {
2863	<	CompletableFuture[] fs = new CompletableFuture[k];
2864	<	for (int i = 0; i < k; ++i)
2865	<	fs[i] = new CompletableFuture<>();
2866	<	CompletableFuture<Object> f = CompletableFuture.anyOf(fs);
2867	<	checkIncomplete(f);
2868	<	for (int i = 0; i < k; ++i) {
2869	<	fs[i].complete(one);
2870	<	checkCompletedNormally(f, one);
2871	<	}
3277	>	for (Function<CompletableFuture<Integer>, CompletableFuture<?>>
3278	>	fun : funs) {
3279	>	CompletableFuture<Integer> f = new CompletableFuture<>();
3280	>	CompletableFuture<Integer> src = m.thenApply(f, new IncFunction(m));
3281	>	CompletableFuture<?> dep = fun.apply(src);
3282	>	f.completeExceptionally(ex);
3283	>	checkCompletedWithWrappedException(src, ex);
3284	>	checkCompletedWithWrappedException(dep, ex);
3285	>	assertSame(resultOf(src), resultOf(dep));
3286		}
2873	–	}
2874	–
2875	–	/**
2876	–	* Completion methods throw NullPointerException with null arguments
2877	–	*/
2878	–	public void testNPE() {
2879	–	CompletableFuture<Integer> f = new CompletableFuture<>();
2880	–	CompletableFuture<Integer> g = new CompletableFuture<>();
2881	–	CompletableFuture<Integer> nullFuture = (CompletableFuture<Integer>)null;
2882	–	CompletableFuture<?> h;
2883	–	ThreadExecutor exec = new ThreadExecutor();
3287
3288	<	Runnable[] throwingActions = {
3289	<	() -> { CompletableFuture.supplyAsync(null); },
3290	<	() -> { CompletableFuture.supplyAsync(null, exec); },
3291	<	() -> { CompletableFuture.supplyAsync(supplyOne, null); },
3292	<
3293	<	() -> { CompletableFuture.runAsync(null); },
3294	<	() -> { CompletableFuture.runAsync(null, exec); },
3295	<	() -> { CompletableFuture.runAsync(() -> {}, null); },
3296	<
3297	<	() -> { f.completeExceptionally(null); },
3298	<
3299	<	() -> { f.thenApply(null); },
2897	<	() -> { f.thenApplyAsync(null); },
2898	<	() -> { f.thenApplyAsync((x) -> x, null); },
2899	<	() -> { f.thenApplyAsync(null, exec); },
2900	<
2901	<	() -> { f.thenAccept(null); },
2902	<	() -> { f.thenAcceptAsync(null); },
2903	<	() -> { f.thenAcceptAsync((x) -> { ; }, null); },
2904	<	() -> { f.thenAcceptAsync(null, exec); },
2905	<
2906	<	() -> { f.thenRun(null); },
2907	<	() -> { f.thenRunAsync(null); },
2908	<	() -> { f.thenRunAsync(() -> { ; }, null); },
2909	<	() -> { f.thenRunAsync(null, exec); },
2910	<
2911	<	() -> { f.thenCombine(g, null); },
2912	<	() -> { f.thenCombineAsync(g, null); },
2913	<	() -> { f.thenCombineAsync(g, null, exec); },
2914	<	() -> { f.thenCombine(nullFuture, (x, y) -> x); },
2915	<	() -> { f.thenCombineAsync(nullFuture, (x, y) -> x); },
2916	<	() -> { f.thenCombineAsync(nullFuture, (x, y) -> x, exec); },
2917	<	() -> { f.thenCombineAsync(g, (x, y) -> x, null); },
2918	<
2919	<	() -> { f.thenAcceptBoth(g, null); },
2920	<	() -> { f.thenAcceptBothAsync(g, null); },
2921	<	() -> { f.thenAcceptBothAsync(g, null, exec); },
2922	<	() -> { f.thenAcceptBoth(nullFuture, (x, y) -> {}); },
2923	<	() -> { f.thenAcceptBothAsync(nullFuture, (x, y) -> {}); },
2924	<	() -> { f.thenAcceptBothAsync(nullFuture, (x, y) -> {}, exec); },
2925	<	() -> { f.thenAcceptBothAsync(g, (x, y) -> {}, null); },
2926	<
2927	<	() -> { f.runAfterBoth(g, null); },
2928	<	() -> { f.runAfterBothAsync(g, null); },
2929	<	() -> { f.runAfterBothAsync(g, null, exec); },
2930	<	() -> { f.runAfterBoth(nullFuture, () -> {}); },
2931	<	() -> { f.runAfterBothAsync(nullFuture, () -> {}); },
2932	<	() -> { f.runAfterBothAsync(nullFuture, () -> {}, exec); },
2933	<	() -> { f.runAfterBothAsync(g, () -> {}, null); },
2934	<
2935	<	() -> { f.applyToEither(g, null); },
2936	<	() -> { f.applyToEitherAsync(g, null); },
2937	<	() -> { f.applyToEitherAsync(g, null, exec); },
2938	<	() -> { f.applyToEither(nullFuture, (x) -> x); },
2939	<	() -> { f.applyToEitherAsync(nullFuture, (x) -> x); },
2940	<	() -> { f.applyToEitherAsync(nullFuture, (x) -> x, exec); },
2941	<	() -> { f.applyToEitherAsync(g, (x) -> x, null); },
2942	<
2943	<	() -> { f.acceptEither(g, null); },
2944	<	() -> { f.acceptEitherAsync(g, null); },
2945	<	() -> { f.acceptEitherAsync(g, null, exec); },
2946	<	() -> { f.acceptEither(nullFuture, (x) -> {}); },
2947	<	() -> { f.acceptEitherAsync(nullFuture, (x) -> {}); },
2948	<	() -> { f.acceptEitherAsync(nullFuture, (x) -> {}, exec); },
2949	<	() -> { f.acceptEitherAsync(g, (x) -> {}, null); },
2950	<
2951	<	() -> { f.runAfterEither(g, null); },
2952	<	() -> { f.runAfterEitherAsync(g, null); },
2953	<	() -> { f.runAfterEitherAsync(g, null, exec); },
2954	<	() -> { f.runAfterEither(nullFuture, () -> {}); },
2955	<	() -> { f.runAfterEitherAsync(nullFuture, () -> {}); },
2956	<	() -> { f.runAfterEitherAsync(nullFuture, () -> {}, exec); },
2957	<	() -> { f.runAfterEitherAsync(g, () -> {}, null); },
2958	<
2959	<	() -> { f.thenCompose(null); },
2960	<	() -> { f.thenComposeAsync(null); },
2961	<	() -> { f.thenComposeAsync(new CompletableFutureInc(), null); },
2962	<	() -> { f.thenComposeAsync(null, exec); },
2963	<
2964	<	() -> { f.exceptionally(null); },
2965	<
2966	<	() -> { f.handle(null); },
2967	<
2968	<	() -> { CompletableFuture.allOf((CompletableFuture<?>)null); },
2969	<	() -> { CompletableFuture.allOf((CompletableFuture<?>[])null); },
2970	<	() -> { CompletableFuture.allOf(f, null); },
2971	<	() -> { CompletableFuture.allOf(null, f); },
2972	<
2973	<	() -> { CompletableFuture.anyOf((CompletableFuture<?>)null); },
2974	<	() -> { CompletableFuture.anyOf((CompletableFuture<?>[])null); },
2975	<	() -> { CompletableFuture.anyOf(f, null); },
2976	<	() -> { CompletableFuture.anyOf(null, f); },
2977	<	};
3288	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
3289	>	for (Function<CompletableFuture<Integer>, CompletableFuture<?>>
3290	>	fun : funs) {
3291	>	CompletableFuture<Integer> f = new CompletableFuture<>();
3292	>	f.cancel(mayInterruptIfRunning);
3293	>	checkCancelled(f);
3294	>	CompletableFuture<Integer> src = m.thenApply(f, new IncFunction(m));
3295	>	checkCompletedWithWrappedCancellationException(src);
3296	>	CompletableFuture<?> dep = fun.apply(src);
3297	>	checkCompletedWithWrappedCancellationException(dep);
3298	>	assertSame(resultOf(src), resultOf(dep));
3299	>	}
3300
3301	<	assertThrows(NullPointerException.class, throwingActions);
3302	<	assertEquals(0, exec.count.get());
3303	<	}
3301	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
3302	>	for (Function<CompletableFuture<Integer>, CompletableFuture<?>>
3303	>	fun : funs) {
3304	>	CompletableFuture<Integer> f = new CompletableFuture<>();
3305	>	CompletableFuture<Integer> src = m.thenApply(f, new IncFunction(m));
3306	>	CompletableFuture<?> dep = fun.apply(src);
3307	>	f.cancel(mayInterruptIfRunning);
3308	>	checkCancelled(f);
3309	>	checkCompletedWithWrappedCancellationException(src);
3310	>	checkCompletedWithWrappedCancellationException(dep);
3311	>	assertSame(resultOf(src), resultOf(dep));
3312	>	}
3313	>	}}
3314
3315		}

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