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

Comparing jsr166/src/test/tck/CompletableFutureTest.java (file contents):
Revision 1.28 by jsr166, Sun Jul 14 16:34:49 2013 UTC vs.
Revision 1.75 by jsr166, Sat Jun 7 21:14:42 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 102 | 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 184 | Line 239 | public class CompletableFutureTest exten
239		*/
240		public void testCompleteExceptionally() {
241		CompletableFuture<Integer> f = new CompletableFuture<>();
242	+	CFException ex = new CFException();
243		checkIncomplete(f);
244	<	f.completeExceptionally(new CFException());
245	<	checkCompletedWithWrappedCFException(f);
244	>	f.completeExceptionally(ex);
245	>	checkCompletedExceptionally(f, ex);
246		}
247
248		/**
#	Line 215 | Line 271 | public class CompletableFutureTest exten
271		f = new CompletableFuture<>();
272		f.obtrudeValue(three);
273		checkCompletedNormally(f, three);
274	+	f.obtrudeValue(null);
275	+	checkCompletedNormally(f, null);
276		f = new CompletableFuture<>();
277		f.completeExceptionally(new CFException());
278		f.obtrudeValue(four);
#	Line 225 | Line 283 | public class CompletableFutureTest exten
283		* obtrudeException forces completion with given exception
284		*/
285		public void testObtrudeException() {
286	<	CompletableFuture<Integer> f = new CompletableFuture<>();
287	<	checkIncomplete(f);
288	<	f.complete(one);
289	<	checkCompletedNormally(f, one);
290	<	f.obtrudeException(new CFException());
233	<	checkCompletedWithWrappedCFException(f);
286	>	for (Integer v1 : new Integer[] { 1, null })
287	>	{
288	>	CFException ex;
289	>	CompletableFuture<Integer> f;
290	>
291		f = new CompletableFuture<>();
292	<	f.obtrudeException(new CFException());
293	<	checkCompletedWithWrappedCFException(f);
292	>	f.complete(v1);
293	>	for (int i = 0; i < 2; i++) {
294	>	f.obtrudeException(ex = new CFException());
295	>	checkCompletedExceptionally(f, ex);
296	>	}
297	>
298		f = new CompletableFuture<>();
299	<	f.completeExceptionally(new CFException());
300	<	f.obtrudeValue(four);
301	<	checkCompletedNormally(f, four);
302	<	f.obtrudeException(new CFException());
303	<	checkCompletedWithWrappedCFException(f);
304	<	}
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(ex = new CFException());
306	>	f.obtrudeValue(v1);
307	>	checkCompletedNormally(f, v1);
308	>	f.obtrudeException(ex = new CFException());
309	>	checkCompletedExceptionally(f, ex);
310	>	f.completeExceptionally(new CFException());
311	>	checkCompletedExceptionally(f, ex);
312	>	f.complete(v1);
313	>	checkCompletedExceptionally(f, ex);
314	>	}}
315
316		/**
317		* getNumberOfDependents returns number of dependent tasks
318		*/
319		public void testGetNumberOfDependents() {
320		CompletableFuture<Integer> f = new CompletableFuture<>();
321	<	assertEquals(f.getNumberOfDependents(), 0);
322	<	CompletableFuture g = f.thenRun(new Noop());
323	<	assertEquals(f.getNumberOfDependents(), 1);
324	<	assertEquals(g.getNumberOfDependents(), 0);
325	<	CompletableFuture h = f.thenRun(new Noop());
326	<	assertEquals(f.getNumberOfDependents(), 2);
321	>	assertEquals(0, f.getNumberOfDependents());
322	>	CompletableFuture g = f.thenRun(new Noop(ExecutionMode.DEFAULT));
323	>	assertEquals(1, f.getNumberOfDependents());
324	>	assertEquals(0, g.getNumberOfDependents());
325	>	CompletableFuture h = f.thenRun(new Noop(ExecutionMode.DEFAULT));
326	>	assertEquals(2, f.getNumberOfDependents());
327		f.complete(1);
328		checkCompletedNormally(g, null);
329	<	assertEquals(f.getNumberOfDependents(), 0);
330	<	assertEquals(g.getNumberOfDependents(), 0);
329	>	assertEquals(0, f.getNumberOfDependents());
330	>	assertEquals(0, g.getNumberOfDependents());
331		}
332
333		/**
#	Line 274 | Line 345 | public class CompletableFutureTest exten
345		f = new CompletableFuture<String>();
346		f.completeExceptionally(new IndexOutOfBoundsException());
347		assertTrue(f.toString().contains("[Completed exceptionally]"));
348	+
349	+	f = new CompletableFuture<String>();
350	+	f.cancel(true);
351	+	assertTrue(f.toString().contains("[Completed exceptionally]"));
352	+
353	+	f = new CompletableFuture<String>();
354	+	f.cancel(false);
355	+	assertTrue(f.toString().contains("[Completed exceptionally]"));
356		}
357
358		/**
#	Line 284 | Line 363 | public class CompletableFutureTest exten
363		checkCompletedNormally(f, "test");
364		}
365
366	<	// Choose non-commutative actions for better coverage
367	<
368	<	static final Supplier<Integer> supplyOne =
369	<	() -> Integer.valueOf(1);
370	<	static final Function<Integer, Integer> inc =
371	<	(Integer x) -> Integer.valueOf(x.intValue() + 1);
372	<	static final BiFunction<Integer, Integer, Integer> subtract =
294	<	(Integer x, Integer y) -> Integer.valueOf(x.intValue() - y.intValue());
295	<	static final class IncAction implements Consumer<Integer> {
296	<	int value;
297	<	public void accept(Integer x) { value = x.intValue() + 1; }
298	<	}
299	<	static final class SubtractAction implements BiConsumer<Integer, Integer> {
300	<	int value;
301	<	public void accept(Integer x, Integer y) {
302	<	value = x.intValue() - y.intValue();
366	>	abstract class CheckedAction {
367	>	int invocationCount = 0;
368	>	final ExecutionMode m;
369	>	CheckedAction(ExecutionMode m) { this.m = m; }
370	>	void invoked() {
371	>	m.checkExecutionMode();
372	>	assertEquals(0, invocationCount++);
373		}
374	<	}
375	<	static final class Noop implements Runnable {
306	<	boolean ran;
307	<	public void run() { ran = true; }
308	<	}
309	<
310	<	static final class FailingSupplier implements Supplier<Integer> {
311	<	boolean ran;
312	<	public Integer get() { ran = true; throw new CFException(); }
313	<	}
314	<	static final class FailingConsumer implements Consumer<Integer> {
315	<	boolean ran;
316	<	public void accept(Integer x) { ran = true; throw new CFException(); }
317	<	}
318	<	static final class FailingBiConsumer implements BiConsumer<Integer, Integer> {
319	<	boolean ran;
320	<	public void accept(Integer x, Integer y) { ran = true; throw new CFException(); }
321	<	}
322	<	static final class FailingFunction implements Function<Integer, Integer> {
323	<	boolean ran;
324	<	public Integer apply(Integer x) { ran = true; throw new CFException(); }
325	<	}
326	<	static final class FailingBiFunction implements BiFunction<Integer, Integer, Integer> {
327	<	boolean ran;
328	<	public Integer apply(Integer x, Integer y) { ran = true; throw new CFException(); }
329	<	}
330	<	static final class FailingNoop implements Runnable {
331	<	boolean ran;
332	<	public void run() { ran = true; throw new CFException(); }
374	>	void assertNotInvoked() { assertEquals(0, invocationCount); }
375	>	void assertInvoked() { assertEquals(1, invocationCount); }
376		}
377
378	<	static final class CompletableFutureInc
379	<	implements Function<Integer, CompletableFuture<Integer>> {
380	<	boolean ran;
381	<	public CompletableFuture<Integer> apply(Integer x) {
382	<	ran = true;
383	<	CompletableFuture<Integer> f = new CompletableFuture<>();
341	<	f.complete(Integer.valueOf(x.intValue() + 1));
342	<	return f;
378	>	abstract class CheckedIntegerAction extends CheckedAction {
379	>	Integer value;
380	>	CheckedIntegerAction(ExecutionMode m) { super(m); }
381	>	void assertValue(Integer expected) {
382	>	assertInvoked();
383	>	assertEquals(expected, value);
384		}
385		}
386
387	<	static final class FailingCompletableFutureFunction
388	<	implements Function<Integer, CompletableFuture<Integer>> {
389	<	boolean ran;
390	<	public CompletableFuture<Integer> apply(Integer x) {
391	<	ran = true; throw new CFException();
387	>	class IntegerSupplier extends CheckedAction
388	>	implements Supplier<Integer>
389	>	{
390	>	final Integer value;
391	>	IntegerSupplier(ExecutionMode m, Integer value) {
392	>	super(m);
393	>	this.value = value;
394		}
395	<	}
396	<
397	<	// Used for explicit executor tests
355	<	static final class ThreadExecutor implements Executor {
356	<	AtomicInteger count = new AtomicInteger(0);
357	<
358	<	public void execute(Runnable r) {
359	<	count.getAndIncrement();
360	<	new Thread(r).start();
395	>	public Integer get() {
396	>	invoked();
397	>	return value;
398		}
399		}
400
401	<	static final class ExceptionToInteger implements Function<Throwable, Integer> {
402	<	public Integer apply(Throwable x) { return Integer.valueOf(3); }
401	>	// A function that handles and produces null values as well.
402	>	static Integer inc(Integer x) {
403	>	return (x == null) ? null : x + 1;
404		}
405
406	<	static final class IntegerHandler implements BiFunction<Integer, Throwable, Integer> {
407	<	boolean ran;
408	<	public Integer apply(Integer x, Throwable t) {
409	<	ran = true;
410	<	return (t == null) ? two : three;
406	>	class NoopConsumer extends CheckedIntegerAction
407	>	implements Consumer<Integer>
408	>	{
409	>	NoopConsumer(ExecutionMode m) { super(m); }
410	>	public void accept(Integer x) {
411	>	invoked();
412	>	value = x;
413		}
414		}
415
416	<	/**
417	<	* exceptionally action completes with function value on source
418	<	* exception;  otherwise with source value
419	<	*/
420	<	public void testExceptionally() {
421	<	CompletableFuture<Integer> f = new CompletableFuture<>();
422	<	ExceptionToInteger r = new ExceptionToInteger();
423	<	CompletableFuture<Integer> g = f.exceptionally(r);
384	<	f.completeExceptionally(new CFException());
385	<	checkCompletedNormally(g, three);
386	<
387	<	f = new CompletableFuture<>();
388	<	r = new ExceptionToInteger();
389	<	g = f.exceptionally(r);
390	<	f.complete(one);
391	<	checkCompletedNormally(g, one);
392	<	}
393	<
394	<	/**
395	<	* handle action completes normally with function value on either
396	<	* normal or exceptional completion of source
397	<	*/
398	<	public void testHandle() {
399	<	CompletableFuture<Integer> f, g;
400	<	IntegerHandler r;
401	<
402	<	f = new CompletableFuture<>();
403	<	f.completeExceptionally(new CFException());
404	<	g = f.handle(r = new IntegerHandler());
405	<	assertTrue(r.ran);
406	<	checkCompletedNormally(g, three);
407	<
408	<	f = new CompletableFuture<>();
409	<	g = f.handle(r = new IntegerHandler());
410	<	assertFalse(r.ran);
411	<	f.completeExceptionally(new CFException());
412	<	checkCompletedNormally(g, three);
413	<	assertTrue(r.ran);
414	<
415	<	f = new CompletableFuture<>();
416	<	f.complete(one);
417	<	g = f.handle(r = new IntegerHandler());
418	<	assertTrue(r.ran);
419	<	checkCompletedNormally(g, two);
420	<
421	<	f = new CompletableFuture<>();
422	<	g = f.handle(r = new IntegerHandler());
423	<	assertFalse(r.ran);
424	<	f.complete(one);
425	<	assertTrue(r.ran);
426	<	checkCompletedNormally(g, two);
427	<	}
428	<
429	<	/**
430	<	* runAsync completes after running Runnable
431	<	*/
432	<	public void testRunAsync() {
433	<	Noop r = new Noop();
434	<	CompletableFuture<Void> f = CompletableFuture.runAsync(r);
435	<	assertNull(f.join());
436	<	assertTrue(r.ran);
437	<	checkCompletedNormally(f, null);
438	<	}
439	<
440	<	/**
441	<	* runAsync with executor completes after running Runnable
442	<	*/
443	<	public void testRunAsync2() {
444	<	Noop r = new Noop();
445	<	ThreadExecutor exec = new ThreadExecutor();
446	<	CompletableFuture<Void> f = CompletableFuture.runAsync(r, exec);
447	<	assertNull(f.join());
448	<	assertTrue(r.ran);
449	<	checkCompletedNormally(f, null);
450	<	assertEquals(1, exec.count.get());
451	<	}
452	<
453	<	/**
454	<	* failing runAsync completes exceptionally after running Runnable
455	<	*/
456	<	public void testRunAsync3() {
457	<	FailingNoop r = new FailingNoop();
458	<	CompletableFuture<Void> f = CompletableFuture.runAsync(r);
459	<	checkCompletedWithWrappedCFException(f);
460	<	assertTrue(r.ran);
461	<	}
462	<
463	<	/**
464	<	* supplyAsync completes with result of supplier
465	<	*/
466	<	public void testSupplyAsync() {
467	<	CompletableFuture<Integer> f;
468	<	f = CompletableFuture.supplyAsync(supplyOne);
469	<	assertEquals(f.join(), one);
470	<	checkCompletedNormally(f, one);
471	<	}
472	<
473	<	/**
474	<	* supplyAsync with executor completes with result of supplier
475	<	*/
476	<	public void testSupplyAsync2() {
477	<	CompletableFuture<Integer> f;
478	<	f = CompletableFuture.supplyAsync(supplyOne, new ThreadExecutor());
479	<	assertEquals(f.join(), one);
480	<	checkCompletedNormally(f, one);
416	>	class IncFunction extends CheckedIntegerAction
417	>	implements Function<Integer,Integer>
418	>	{
419	>	IncFunction(ExecutionMode m) { super(m); }
420	>	public Integer apply(Integer x) {
421	>	invoked();
422	>	return value = inc(x);
423	>	}
424		}
425
426	<	/**
427	<	* Failing supplyAsync completes exceptionally
428	<	*/
429	<	public void testSupplyAsync3() {
430	<	FailingSupplier r = new FailingSupplier();
431	<	CompletableFuture<Integer> f = CompletableFuture.supplyAsync(r);
489	<	checkCompletedWithWrappedCFException(f);
490	<	assertTrue(r.ran);
426	>	// Choose non-commutative actions for better coverage
427	>	// A non-commutative function that handles and produces null values as well.
428	>	static Integer subtract(Integer x, Integer y) {
429	>	return (x == null && y == null) ? null :
430	>	((x == null) ? 42 : x.intValue())
431	>	- ((y == null) ? 99 : y.intValue());
432		}
433
434	<	// seq completion methods
435	<
436	<	/**
437	<	* thenRun result completes normally after normal completion of source
438	<	*/
439	<	public void testThenRun() {
440	<	CompletableFuture<Integer> f;
441	<	CompletableFuture<Void> g;
501	<	Noop r;
502	<
503	<	f = new CompletableFuture<>();
504	<	g = f.thenRun(r = new Noop());
505	<	f.complete(null);
506	<	checkCompletedNormally(g, null);
507	<	assertTrue(r.ran);
508	<
509	<	f = new CompletableFuture<>();
510	<	f.complete(null);
511	<	g = f.thenRun(r = new Noop());
512	<	checkCompletedNormally(g, null);
513	<	assertTrue(r.ran);
434	>	class SubtractAction extends CheckedIntegerAction
435	>	implements BiConsumer<Integer, Integer>
436	>	{
437	>	SubtractAction(ExecutionMode m) { super(m); }
438	>	public void accept(Integer x, Integer y) {
439	>	invoked();
440	>	value = subtract(x, y);
441	>	}
442		}
443
444	<	/**
445	<	* thenRun result completes exceptionally after exceptional
446	<	* completion of source
447	<	*/
448	<	public void testThenRun2() {
449	<	CompletableFuture<Integer> f;
450	<	CompletableFuture<Void> g;
451	<	Noop r;
524	<
525	<	f = new CompletableFuture<>();
526	<	g = f.thenRun(r = new Noop());
527	<	f.completeExceptionally(new CFException());
528	<	checkCompletedWithWrappedCFException(g);
529	<	assertFalse(r.ran);
530	<
531	<	f = new CompletableFuture<>();
532	<	f.completeExceptionally(new CFException());
533	<	g = f.thenRun(r = new Noop());
534	<	checkCompletedWithWrappedCFException(g);
535	<	assertFalse(r.ran);
444	>	class SubtractFunction extends CheckedIntegerAction
445	>	implements BiFunction<Integer, Integer, Integer>
446	>	{
447	>	SubtractFunction(ExecutionMode m) { super(m); }
448	>	public Integer apply(Integer x, Integer y) {
449	>	invoked();
450	>	return value = subtract(x, y);
451	>	}
452		}
453
454	<	/**
455	<	* thenRun result completes exceptionally if action does
456	<	*/
457	<	public void testThenRun3() {
458	<	CompletableFuture<Integer> f;
543	<	CompletableFuture<Void> g;
544	<	FailingNoop r;
545	<
546	<	f = new CompletableFuture<>();
547	<	g = f.thenRun(r = new FailingNoop());
548	<	f.complete(null);
549	<	checkCompletedWithWrappedCFException(g);
550	<
551	<	f = new CompletableFuture<>();
552	<	f.complete(null);
553	<	g = f.thenRun(r = new FailingNoop());
554	<	checkCompletedWithWrappedCFException(g);
454	>	class Noop extends CheckedAction implements Runnable {
455	>	Noop(ExecutionMode m) { super(m); }
456	>	public void run() {
457	>	invoked();
458	>	}
459		}
460
461	<	/**
462	<	* thenRun result completes exceptionally if source cancelled
463	<	*/
464	<	public void testThenRun4() {
465	<	CompletableFuture<Integer> f;
466	<	CompletableFuture<Void> g;
467	<	Noop r;
468	<
565	<	f = new CompletableFuture<>();
566	<	g = f.thenRun(r = new Noop());
567	<	assertTrue(f.cancel(true));
568	<	checkCompletedWithWrappedCancellationException(g);
569	<
570	<	f = new CompletableFuture<>();
571	<	assertTrue(f.cancel(true));
572	<	g = f.thenRun(r = new Noop());
573	<	checkCompletedWithWrappedCancellationException(g);
461	>	class FailingSupplier extends CheckedAction
462	>	implements Supplier<Integer>
463	>	{
464	>	FailingSupplier(ExecutionMode m) { super(m); }
465	>	public Integer get() {
466	>	invoked();
467	>	throw new CFException();
468	>	}
469		}
470
471	<	/**
472	<	* thenApply result completes normally after normal completion of source
473	<	*/
474	<	public void testThenApply() {
475	<	CompletableFuture<Integer> f = new CompletableFuture<>();
476	<	CompletableFuture<Integer> g = f.thenApply(inc);
477	<	f.complete(one);
478	<	checkCompletedNormally(g, two);
471	>	class FailingConsumer extends CheckedIntegerAction
472	>	implements Consumer<Integer>
473	>	{
474	>	FailingConsumer(ExecutionMode m) { super(m); }
475	>	public void accept(Integer x) {
476	>	invoked();
477	>	value = x;
478	>	throw new CFException();
479	>	}
480		}
481
482	<	/**
483	<	* thenApply result completes exceptionally after exceptional
484	<	* completion of source
485	<	*/
486	<	public void testThenApply2() {
487	<	CompletableFuture<Integer> f = new CompletableFuture<>();
488	<	CompletableFuture<Integer> g = f.thenApply(inc);
489	<	f.completeExceptionally(new CFException());
490	<	checkCompletedWithWrappedCFException(g);
482	>	class FailingBiConsumer extends CheckedIntegerAction
483	>	implements BiConsumer<Integer, Integer>
484	>	{
485	>	FailingBiConsumer(ExecutionMode m) { super(m); }
486	>	public void accept(Integer x, Integer y) {
487	>	invoked();
488	>	value = subtract(x, y);
489	>	throw new CFException();
490	>	}
491		}
492
493	<	/**
494	<	* thenApply result completes exceptionally if action does
495	<	*/
496	<	public void testThenApply3() {
497	<	CompletableFuture<Integer> f = new CompletableFuture<>();
498	<	CompletableFuture<Integer> g = f.thenApply(new FailingFunction());
499	<	f.complete(one);
500	<	checkCompletedWithWrappedCFException(g);
493	>	class FailingFunction extends CheckedIntegerAction
494	>	implements Function<Integer, Integer>
495	>	{
496	>	FailingFunction(ExecutionMode m) { super(m); }
497	>	public Integer apply(Integer x) {
498	>	invoked();
499	>	value = x;
500	>	throw new CFException();
501	>	}
502		}
503
504	<	/**
505	<	* thenApply result completes exceptionally if source cancelled
506	<	*/
507	<	public void testThenApply4() {
508	<	CompletableFuture<Integer> f = new CompletableFuture<>();
509	<	CompletableFuture<Integer> g = f.thenApply(inc);
510	<	assertTrue(f.cancel(true));
511	<	checkCompletedWithWrappedCancellationException(g);
504	>	class FailingBiFunction extends CheckedIntegerAction
505	>	implements BiFunction<Integer, Integer, Integer>
506	>	{
507	>	FailingBiFunction(ExecutionMode m) { super(m); }
508	>	public Integer apply(Integer x, Integer y) {
509	>	invoked();
510	>	value = subtract(x, y);
511	>	throw new CFException();
512	>	}
513		}
514
515	<	/**
516	<	* thenAccept result completes normally after normal completion of source
517	<	*/
518	<	public void testThenAccept() {
519	<	CompletableFuture<Integer> f = new CompletableFuture<>();
520	<	IncAction r = new IncAction();
623	<	CompletableFuture<Void> g = f.thenAccept(r);
624	<	f.complete(one);
625	<	checkCompletedNormally(g, null);
626	<	assertEquals(r.value, 2);
515	>	class FailingRunnable extends CheckedAction implements Runnable {
516	>	FailingRunnable(ExecutionMode m) { super(m); }
517	>	public void run() {
518	>	invoked();
519	>	throw new CFException();
520	>	}
521		}
522
629	–	/**
630	–	* thenAccept result completes exceptionally after exceptional
631	–	* completion of source
632	–	*/
633	–	public void testThenAccept2() {
634	–	CompletableFuture<Integer> f = new CompletableFuture<>();
635	–	IncAction r = new IncAction();
636	–	CompletableFuture<Void> g = f.thenAccept(r);
637	–	f.completeExceptionally(new CFException());
638	–	checkCompletedWithWrappedCFException(g);
639	–	}
523
524	<	/**
525	<	* thenAccept result completes exceptionally if action does
526	<	*/
527	<	public void testThenAccept3() {
528	<	CompletableFuture<Integer> f = new CompletableFuture<>();
529	<	FailingConsumer r = new FailingConsumer();
530	<	CompletableFuture<Void> g = f.thenAccept(r);
531	<	f.complete(one);
532	<	checkCompletedWithWrappedCFException(g);
533	<	assertTrue(r.ran);
524	>	class CompletableFutureInc extends CheckedIntegerAction
525	>	implements Function<Integer, CompletableFuture<Integer>>
526	>	{
527	>	CompletableFutureInc(ExecutionMode m) { super(m); }
528	>	public CompletableFuture<Integer> apply(Integer x) {
529	>	invoked();
530	>	value = x;
531	>	CompletableFuture<Integer> f = new CompletableFuture<>();
532	>	f.complete(inc(x));
533	>	return f;
534	>	}
535		}
536
537	<	/**
538	<	* thenAccept result completes exceptionally if source cancelled
539	<	*/
540	<	public void testThenAccept4() {
541	<	CompletableFuture<Integer> f = new CompletableFuture<>();
542	<	IncAction r = new IncAction();
543	<	CompletableFuture<Void> g = f.thenAccept(r);
544	<	assertTrue(f.cancel(true));
545	<	checkCompletedWithWrappedCancellationException(g);
537	>	class FailingCompletableFutureFunction extends CheckedIntegerAction
538	>	implements Function<Integer, CompletableFuture<Integer>>
539	>	{
540	>	FailingCompletableFutureFunction(ExecutionMode m) { super(m); }
541	>	public CompletableFuture<Integer> apply(Integer x) {
542	>	invoked();
543	>	value = x;
544	>	throw new CFException();
545	>	}
546		}
547
548	<	/**
549	<	* thenCombine result completes normally after normal completion
550	<	* of sources
551	<	*/
552	<	public void testThenCombine() {
553	<	CompletableFuture<Integer> f, g, h;
554	<
671	<	f = new CompletableFuture<>();
672	<	g = new CompletableFuture<>();
673	<	h = f.thenCombine(g, subtract);
674	<	f.complete(3);
675	<	checkIncomplete(h);
676	<	g.complete(1);
677	<	checkCompletedNormally(h, 2);
678	<
679	<	f = new CompletableFuture<>();
680	<	g = new CompletableFuture<>();
681	<	h = f.thenCombine(g, subtract);
682	<	g.complete(1);
683	<	checkIncomplete(h);
684	<	f.complete(3);
685	<	checkCompletedNormally(h, 2);
548	>	// Used for explicit executor tests
549	>	static final class ThreadExecutor implements Executor {
550	>	final AtomicInteger count = new AtomicInteger(0);
551	>	static final ThreadGroup tg = new ThreadGroup("ThreadExecutor");
552	>	static boolean startedCurrentThread() {
553	>	return Thread.currentThread().getThreadGroup() == tg;
554	>	}
555
556	<	f = new CompletableFuture<>();
557	<	g = new CompletableFuture<>();
558	<	g.complete(1);
559	<	f.complete(3);
691	<	h = f.thenCombine(g, subtract);
692	<	checkCompletedNormally(h, 2);
556	>	public void execute(Runnable r) {
557	>	count.getAndIncrement();
558	>	new Thread(tg, r).start();
559	>	}
560		}
561
562		/**
563	<	* thenCombine result completes exceptionally after exceptional
564	<	* completion of either source
563	>	* Permits the testing of parallel code for the 3 different
564	>	* execution modes without copy/pasting all the test methods.
565		*/
566	<	public void testThenCombine2() {
567	<	CompletableFuture<Integer> f, g, h;
568	<
569	<	f = new CompletableFuture<>();
570	<	g = new CompletableFuture<>();
571	<	h = f.thenCombine(g, subtract);
572	<	f.completeExceptionally(new CFException());
573	<	checkIncomplete(h);
574	<	g.complete(1);
575	<	checkCompletedWithWrappedCFException(h);
576	<
577	<	f = new CompletableFuture<>();
578	<	g = new CompletableFuture<>();
579	<	h = f.thenCombine(g, subtract);
580	<	g.completeExceptionally(new CFException());
581	<	checkIncomplete(h);
582	<	f.complete(3);
583	<	checkCompletedWithWrappedCFException(h);
566	>	enum ExecutionMode {
567	>	DEFAULT {
568	>	public void checkExecutionMode() {
569	>	assertFalse(ThreadExecutor.startedCurrentThread());
570	>	assertNull(ForkJoinTask.getPool());
571	>	}
572	>	public CompletableFuture<Void> runAsync(Runnable a) {
573	>	throw new UnsupportedOperationException();
574	>	}
575	>	public <U> CompletableFuture<U> supplyAsync(Supplier<U> a) {
576	>	throw new UnsupportedOperationException();
577	>	}
578	>	public <T> CompletableFuture<Void> thenRun
579	>	(CompletableFuture<T> f, Runnable a) {
580	>	return f.thenRun(a);
581	>	}
582	>	public <T> CompletableFuture<Void> thenAccept
583	>	(CompletableFuture<T> f, Consumer<? super T> a) {
584	>	return f.thenAccept(a);
585	>	}
586	>	public <T,U> CompletableFuture<U> thenApply
587	>	(CompletableFuture<T> f, Function<? super T,U> a) {
588	>	return f.thenApply(a);
589	>	}
590	>	public <T,U> CompletableFuture<U> thenCompose
591	>	(CompletableFuture<T> f,
592	>	Function<? super T,? extends CompletionStage<U>> a) {
593	>	return f.thenCompose(a);
594	>	}
595	>	public <T,U> CompletableFuture<U> handle
596	>	(CompletableFuture<T> f,
597	>	BiFunction<? super T,Throwable,? extends U> a) {
598	>	return f.handle(a);
599	>	}
600	>	public <T> CompletableFuture<T> whenComplete
601	>	(CompletableFuture<T> f,
602	>	BiConsumer<? super T,? super Throwable> a) {
603	>	return f.whenComplete(a);
604	>	}
605	>	public <T,U> CompletableFuture<Void> runAfterBoth
606	>	(CompletableFuture<T> f, CompletableFuture<U> g, Runnable a) {
607	>	return f.runAfterBoth(g, a);
608	>	}
609	>	public <T,U> CompletableFuture<Void> thenAcceptBoth
610	>	(CompletableFuture<T> f,
611	>	CompletionStage<? extends U> g,
612	>	BiConsumer<? super T,? super U> a) {
613	>	return f.thenAcceptBoth(g, a);
614	>	}
615	>	public <T,U,V> CompletableFuture<V> thenCombine
616	>	(CompletableFuture<T> f,
617	>	CompletionStage<? extends U> g,
618	>	BiFunction<? super T,? super U,? extends V> a) {
619	>	return f.thenCombine(g, a);
620	>	}
621	>	public <T> CompletableFuture<Void> runAfterEither
622	>	(CompletableFuture<T> f,
623	>	CompletionStage<?> g,
624	>	java.lang.Runnable a) {
625	>	return f.runAfterEither(g, a);
626	>	}
627	>	public <T> CompletableFuture<Void> acceptEither
628	>	(CompletableFuture<T> f,
629	>	CompletionStage<? extends T> g,
630	>	Consumer<? super T> a) {
631	>	return f.acceptEither(g, a);
632	>	}
633	>	public <T,U> CompletableFuture<U> applyToEither
634	>	(CompletableFuture<T> f,
635	>	CompletionStage<? extends T> g,
636	>	Function<? super T,U> a) {
637	>	return f.applyToEither(g, a);
638	>	}
639	>	},
640
641	<	f = new CompletableFuture<>();
642	<	g = new CompletableFuture<>();
643	<	f.complete(3);
644	<	g.completeExceptionally(new CFException());
645	<	h = f.thenCombine(g, subtract);
646	<	checkCompletedWithWrappedCFException(h);
641	>	ASYNC {
642	>	public void checkExecutionMode() {
643	>	assertSame(ForkJoinPool.commonPool(),
644	>	ForkJoinTask.getPool());
645	>	}
646	>	public CompletableFuture<Void> runAsync(Runnable a) {
647	>	return CompletableFuture.runAsync(a);
648	>	}
649	>	public <U> CompletableFuture<U> supplyAsync(Supplier<U> a) {
650	>	return CompletableFuture.supplyAsync(a);
651	>	}
652	>	public <T> CompletableFuture<Void> thenRun
653	>	(CompletableFuture<T> f, Runnable a) {
654	>	return f.thenRunAsync(a);
655	>	}
656	>	public <T> CompletableFuture<Void> thenAccept
657	>	(CompletableFuture<T> f, Consumer<? super T> a) {
658	>	return f.thenAcceptAsync(a);
659	>	}
660	>	public <T,U> CompletableFuture<U> thenApply
661	>	(CompletableFuture<T> f, Function<? super T,U> a) {
662	>	return f.thenApplyAsync(a);
663	>	}
664	>	public <T,U> CompletableFuture<U> thenCompose
665	>	(CompletableFuture<T> f,
666	>	Function<? super T,? extends CompletionStage<U>> a) {
667	>	return f.thenComposeAsync(a);
668	>	}
669	>	public <T,U> CompletableFuture<U> handle
670	>	(CompletableFuture<T> f,
671	>	BiFunction<? super T,Throwable,? extends U> a) {
672	>	return f.handleAsync(a);
673	>	}
674	>	public <T> CompletableFuture<T> whenComplete
675	>	(CompletableFuture<T> f,
676	>	BiConsumer<? super T,? super Throwable> a) {
677	>	return f.whenCompleteAsync(a);
678	>	}
679	>	public <T,U> CompletableFuture<Void> runAfterBoth
680	>	(CompletableFuture<T> f, CompletableFuture<U> g, Runnable a) {
681	>	return f.runAfterBothAsync(g, a);
682	>	}
683	>	public <T,U> CompletableFuture<Void> thenAcceptBoth
684	>	(CompletableFuture<T> f,
685	>	CompletionStage<? extends U> g,
686	>	BiConsumer<? super T,? super U> a) {
687	>	return f.thenAcceptBothAsync(g, a);
688	>	}
689	>	public <T,U,V> CompletableFuture<V> thenCombine
690	>	(CompletableFuture<T> f,
691	>	CompletionStage<? extends U> g,
692	>	BiFunction<? super T,? super U,? extends V> a) {
693	>	return f.thenCombineAsync(g, a);
694	>	}
695	>	public <T> CompletableFuture<Void> runAfterEither
696	>	(CompletableFuture<T> f,
697	>	CompletionStage<?> g,
698	>	java.lang.Runnable a) {
699	>	return f.runAfterEitherAsync(g, a);
700	>	}
701	>	public <T> CompletableFuture<Void> acceptEither
702	>	(CompletableFuture<T> f,
703	>	CompletionStage<? extends T> g,
704	>	Consumer<? super T> a) {
705	>	return f.acceptEitherAsync(g, a);
706	>	}
707	>	public <T,U> CompletableFuture<U> applyToEither
708	>	(CompletableFuture<T> f,
709	>	CompletionStage<? extends T> g,
710	>	Function<? super T,U> a) {
711	>	return f.applyToEitherAsync(g, a);
712	>	}
713	>	},
714
715	<	f = new CompletableFuture<>();
716	<	g = new CompletableFuture<>();
717	<	f.completeExceptionally(new CFException());
718	<	g.complete(3);
719	<	h = f.thenCombine(g, subtract);
720	<	checkCompletedWithWrappedCFException(h);
721	<	}
715	>	EXECUTOR {
716	>	public void checkExecutionMode() {
717	>	assertTrue(ThreadExecutor.startedCurrentThread());
718	>	}
719	>	public CompletableFuture<Void> runAsync(Runnable a) {
720	>	return CompletableFuture.runAsync(a, new ThreadExecutor());
721	>	}
722	>	public <U> CompletableFuture<U> supplyAsync(Supplier<U> a) {
723	>	return CompletableFuture.supplyAsync(a, new ThreadExecutor());
724	>	}
725	>	public <T> CompletableFuture<Void> thenRun
726	>	(CompletableFuture<T> f, Runnable a) {
727	>	return f.thenRunAsync(a, new ThreadExecutor());
728	>	}
729	>	public <T> CompletableFuture<Void> thenAccept
730	>	(CompletableFuture<T> f, Consumer<? super T> a) {
731	>	return f.thenAcceptAsync(a, new ThreadExecutor());
732	>	}
733	>	public <T,U> CompletableFuture<U> thenApply
734	>	(CompletableFuture<T> f, Function<? super T,U> a) {
735	>	return f.thenApplyAsync(a, new ThreadExecutor());
736	>	}
737	>	public <T,U> CompletableFuture<U> thenCompose
738	>	(CompletableFuture<T> f,
739	>	Function<? super T,? extends CompletionStage<U>> a) {
740	>	return f.thenComposeAsync(a, new ThreadExecutor());
741	>	}
742	>	public <T,U> CompletableFuture<U> handle
743	>	(CompletableFuture<T> f,
744	>	BiFunction<? super T,Throwable,? extends U> a) {
745	>	return f.handleAsync(a, new ThreadExecutor());
746	>	}
747	>	public <T> CompletableFuture<T> whenComplete
748	>	(CompletableFuture<T> f,
749	>	BiConsumer<? super T,? super Throwable> a) {
750	>	return f.whenCompleteAsync(a, new ThreadExecutor());
751	>	}
752	>	public <T,U> CompletableFuture<Void> runAfterBoth
753	>	(CompletableFuture<T> f, CompletableFuture<U> g, Runnable a) {
754	>	return f.runAfterBothAsync(g, a, new ThreadExecutor());
755	>	}
756	>	public <T,U> CompletableFuture<Void> thenAcceptBoth
757	>	(CompletableFuture<T> f,
758	>	CompletionStage<? extends U> g,
759	>	BiConsumer<? super T,? super U> a) {
760	>	return f.thenAcceptBothAsync(g, a, new ThreadExecutor());
761	>	}
762	>	public <T,U,V> CompletableFuture<V> thenCombine
763	>	(CompletableFuture<T> f,
764	>	CompletionStage<? extends U> g,
765	>	BiFunction<? super T,? super U,? extends V> a) {
766	>	return f.thenCombineAsync(g, a, new ThreadExecutor());
767	>	}
768	>	public <T> CompletableFuture<Void> runAfterEither
769	>	(CompletableFuture<T> f,
770	>	CompletionStage<?> g,
771	>	java.lang.Runnable a) {
772	>	return f.runAfterEitherAsync(g, a, new ThreadExecutor());
773	>	}
774	>	public <T> CompletableFuture<Void> acceptEither
775	>	(CompletableFuture<T> f,
776	>	CompletionStage<? extends T> g,
777	>	Consumer<? super T> a) {
778	>	return f.acceptEitherAsync(g, a, new ThreadExecutor());
779	>	}
780	>	public <T,U> CompletableFuture<U> applyToEither
781	>	(CompletableFuture<T> f,
782	>	CompletionStage<? extends T> g,
783	>	Function<? super T,U> a) {
784	>	return f.applyToEitherAsync(g, a, new ThreadExecutor());
785	>	}
786	>	};
787
788	<	/**
789	<	* thenCombine result completes exceptionally if action does
790	<	*/
791	<	public void testThenCombine3() {
792	<	CompletableFuture<Integer> f = new CompletableFuture<>();
793	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
794	<	FailingBiFunction r = new FailingBiFunction();
795	<	CompletableFuture<Integer> g = f.thenCombine(f2, r);
796	<	f.complete(one);
797	<	checkIncomplete(g);
798	<	assertFalse(r.ran);
799	<	f2.complete(two);
800	<	checkCompletedWithWrappedCFException(g);
801	<	assertTrue(r.ran);
802	<	}
788	>	public abstract void checkExecutionMode();
789	>	public abstract CompletableFuture<Void> runAsync(Runnable a);
790	>	public abstract <U> CompletableFuture<U> supplyAsync(Supplier<U> a);
791	>	public abstract <T> CompletableFuture<Void> thenRun
792	>	(CompletableFuture<T> f, Runnable a);
793	>	public abstract <T> CompletableFuture<Void> thenAccept
794	>	(CompletableFuture<T> f, Consumer<? super T> a);
795	>	public abstract <T,U> CompletableFuture<U> thenApply
796	>	(CompletableFuture<T> f, Function<? super T,U> a);
797	>	public abstract <T,U> CompletableFuture<U> thenCompose
798	>	(CompletableFuture<T> f,
799	>	Function<? super T,? extends CompletionStage<U>> a);
800	>	public abstract <T,U> CompletableFuture<U> handle
801	>	(CompletableFuture<T> f,
802	>	BiFunction<? super T,Throwable,? extends U> a);
803	>	public abstract <T> CompletableFuture<T> whenComplete
804	>	(CompletableFuture<T> f,
805	>	BiConsumer<? super T,? super Throwable> a);
806	>	public abstract <T,U> CompletableFuture<Void> runAfterBoth
807	>	(CompletableFuture<T> f, CompletableFuture<U> g, Runnable a);
808	>	public abstract <T,U> CompletableFuture<Void> thenAcceptBoth
809	>	(CompletableFuture<T> f,
810	>	CompletionStage<? extends U> g,
811	>	BiConsumer<? super T,? super U> a);
812	>	public abstract <T,U,V> CompletableFuture<V> thenCombine
813	>	(CompletableFuture<T> f,
814	>	CompletionStage<? extends U> g,
815	>	BiFunction<? super T,? super U,? extends V> a);
816	>	public abstract <T> CompletableFuture<Void> runAfterEither
817	>	(CompletableFuture<T> f,
818	>	CompletionStage<?> g,
819	>	java.lang.Runnable a);
820	>	public abstract <T> CompletableFuture<Void> acceptEither
821	>	(CompletableFuture<T> f,
822	>	CompletionStage<? extends T> g,
823	>	Consumer<? super T> a);
824	>	public abstract <T,U> CompletableFuture<U> applyToEither
825	>	(CompletableFuture<T> f,
826	>	CompletionStage<? extends T> g,
827	>	Function<? super T,U> a);
828	>	}
829	>
830	>	/**
831	>	* exceptionally action is not invoked when source completes
832	>	* normally, and source result is propagated
833	>	*/
834	>	public void testExceptionally_normalCompletion() {
835	>	for (boolean createIncomplete : new boolean[] { true, false })
836	>	for (Integer v1 : new Integer[] { 1, null })
837	>	{
838	>	final AtomicInteger a = new AtomicInteger(0);
839	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
840	>	if (!createIncomplete) f.complete(v1);
841	>	final CompletableFuture<Integer> g = f.exceptionally
842	>	((Throwable t) -> {
843	>	// Should not be called
844	>	a.getAndIncrement();
845	>	throw new AssertionError();
846	>	});
847	>	if (createIncomplete) f.complete(v1);
848	>
849	>	checkCompletedNormally(g, v1);
850	>	checkCompletedNormally(f, v1);
851	>	assertEquals(0, a.get());
852	>	}}
853
854		/**
855	<	* thenCombine result completes exceptionally if either source cancelled
855	>	* exceptionally action completes with function value on source
856	>	* exception
857		*/
858	<	public void testThenCombine4() {
859	<	CompletableFuture<Integer> f, g, h;
860	<
861	<	f = new CompletableFuture<>();
862	<	g = new CompletableFuture<>();
863	<	h = f.thenCombine(g, subtract);
864	<	assertTrue(f.cancel(true));
865	<	checkIncomplete(h);
866	<	g.complete(1);
867	<	checkCompletedWithWrappedCancellationException(h);
868	<
869	<	f = new CompletableFuture<>();
870	<	g = new CompletableFuture<>();
871	<	h = f.thenCombine(g, subtract);
872	<	assertTrue(g.cancel(true));
873	<	checkIncomplete(h);
874	<	f.complete(3);
875	<	checkCompletedWithWrappedCancellationException(h);
876	<
877	<	f = new CompletableFuture<>();
878	<	g = new CompletableFuture<>();
879	<	assertTrue(f.cancel(true));
880	<	assertTrue(g.cancel(true));
881	<	h = f.thenCombine(g, subtract);
882	<	checkCompletedWithWrappedCancellationException(h);
883	<	}
858	>	public void testExceptionally_exceptionalCompletion() {
859	>	for (boolean createIncomplete : new boolean[] { true, false })
860	>	for (Integer v1 : new Integer[] { 1, null })
861	>	{
862	>	final AtomicInteger a = new AtomicInteger(0);
863	>	final CFException ex = new CFException();
864	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
865	>	if (!createIncomplete) f.completeExceptionally(ex);
866	>	final CompletableFuture<Integer> g = f.exceptionally
867	>	((Throwable t) -> {
868	>	ExecutionMode.DEFAULT.checkExecutionMode();
869	>	threadAssertSame(t, ex);
870	>	a.getAndIncrement();
871	>	return v1;
872	>	});
873	>	if (createIncomplete) f.completeExceptionally(ex);
874	>
875	>	checkCompletedNormally(g, v1);
876	>	assertEquals(1, a.get());
877	>	}}
878	>
879	>	public void testExceptionally_exceptionalCompletionActionFailed() {
880	>	for (boolean createIncomplete : new boolean[] { true, false })
881	>	for (Integer v1 : new Integer[] { 1, null })
882	>	{
883	>	final AtomicInteger a = new AtomicInteger(0);
884	>	final CFException ex1 = new CFException();
885	>	final CFException ex2 = new CFException();
886	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
887	>	if (!createIncomplete) f.completeExceptionally(ex1);
888	>	final CompletableFuture<Integer> g = f.exceptionally
889	>	((Throwable t) -> {
890	>	ExecutionMode.DEFAULT.checkExecutionMode();
891	>	threadAssertSame(t, ex1);
892	>	a.getAndIncrement();
893	>	throw ex2;
894	>	});
895	>	if (createIncomplete) f.completeExceptionally(ex1);
896	>
897	>	checkCompletedWithWrappedException(g, ex2);
898	>	assertEquals(1, a.get());
899	>	}}
900
901		/**
902	<	* thenAcceptBoth result completes normally after normal
903	<	* completion of sources
902	>	* whenComplete action executes on normal completion, propagating
903	>	* source result.
904		*/
905	<	public void testThenAcceptBoth() {
906	<	CompletableFuture<Integer> f, g;
907	<	CompletableFuture<Void> h;
908	<	SubtractAction r;
909	<
910	<	f = new CompletableFuture<>();
911	<	g = new CompletableFuture<>();
912	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
913	<	f.complete(3);
914	<	checkIncomplete(h);
915	<	g.complete(1);
916	<	checkCompletedNormally(h, null);
917	<	assertEquals(r.value, 2);
918	<
919	<	f = new CompletableFuture<>();
920	<	g = new CompletableFuture<>();
921	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
922	<	g.complete(1);
923	<	checkIncomplete(h);
924	<	f.complete(3);
925	<	checkCompletedNormally(h, null);
926	<	assertEquals(r.value, 2);
805	<
806	<	f = new CompletableFuture<>();
807	<	g = new CompletableFuture<>();
808	<	g.complete(1);
809	<	f.complete(3);
810	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
811	<	checkCompletedNormally(h, null);
812	<	assertEquals(r.value, 2);
813	<	}
905	>	public void testWhenComplete_normalCompletion1() {
906	>	for (ExecutionMode m : ExecutionMode.values())
907	>	for (boolean createIncomplete : new boolean[] { true, false })
908	>	for (Integer v1 : new Integer[] { 1, null })
909	>	{
910	>	final AtomicInteger a = new AtomicInteger(0);
911	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
912	>	if (!createIncomplete) f.complete(v1);
913	>	final CompletableFuture<Integer> g = m.whenComplete
914	>	(f,
915	>	(Integer x, Throwable t) -> {
916	>	m.checkExecutionMode();
917	>	threadAssertSame(x, v1);
918	>	threadAssertNull(t);
919	>	a.getAndIncrement();
920	>	});
921	>	if (createIncomplete) f.complete(v1);
922	>
923	>	checkCompletedNormally(g, v1);
924	>	checkCompletedNormally(f, v1);
925	>	assertEquals(1, a.get());
926	>	}}
927
928		/**
929	<	* thenAcceptBoth result completes exceptionally after exceptional
930	<	* completion of either source
818	<	*/
819	<	public void testThenAcceptBoth2() {
820	<	CompletableFuture<Integer> f, g;
821	<	CompletableFuture<Void> h;
822	<	SubtractAction r;
823	<
824	<	f = new CompletableFuture<>();
825	<	g = new CompletableFuture<>();
826	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
827	<	f.completeExceptionally(new CFException());
828	<	checkIncomplete(h);
829	<	g.complete(1);
830	<	checkCompletedWithWrappedCFException(h);
831	<
832	<	f = new CompletableFuture<>();
833	<	g = new CompletableFuture<>();
834	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
835	<	g.completeExceptionally(new CFException());
836	<	checkIncomplete(h);
837	<	f.complete(3);
838	<	checkCompletedWithWrappedCFException(h);
839	<
840	<	f = new CompletableFuture<>();
841	<	g = new CompletableFuture<>();
842	<	f.complete(3);
843	<	g.completeExceptionally(new CFException());
844	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
845	<	checkCompletedWithWrappedCFException(h);
846	<
847	<	f = new CompletableFuture<>();
848	<	g = new CompletableFuture<>();
849	<	f.completeExceptionally(new CFException());
850	<	g.complete(3);
851	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
852	<	checkCompletedWithWrappedCFException(h);
853	<	}
854	<
855	<	/**
856	<	* thenAcceptBoth result completes exceptionally if action does
929	>	* whenComplete action executes on exceptional completion, propagating
930	>	* source result.
931		*/
932	<	public void testThenAcceptBoth3() {
933	<	CompletableFuture<Integer> f, g;
934	<	CompletableFuture<Void> h;
935	<	FailingBiConsumer r;
936	<
937	<	f = new CompletableFuture<>();
938	<	g = new CompletableFuture<>();
939	<	h = f.thenAcceptBoth(g, r = new FailingBiConsumer());
940	<	f.complete(3);
941	<	checkIncomplete(h);
942	<	g.complete(1);
943	<	checkCompletedWithWrappedCFException(h);
932	>	public void testWhenComplete_exceptionalCompletion() {
933	>	for (ExecutionMode m : ExecutionMode.values())
934	>	for (boolean createIncomplete : new boolean[] { true, false })
935	>	for (Integer v1 : new Integer[] { 1, null })
936	>	{
937	>	final AtomicInteger a = new AtomicInteger(0);
938	>	final CFException ex = new CFException();
939	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
940	>	if (!createIncomplete) f.completeExceptionally(ex);
941	>	final CompletableFuture<Integer> g = m.whenComplete
942	>	(f,
943	>	(Integer x, Throwable t) -> {
944	>	m.checkExecutionMode();
945	>	threadAssertNull(x);
946	>	threadAssertSame(t, ex);
947	>	a.getAndIncrement();
948	>	});
949	>	if (createIncomplete) f.completeExceptionally(ex);
950	>
951	>	checkCompletedWithWrappedException(g, ex);
952	>	checkCompletedExceptionally(f, ex);
953	>	assertEquals(1, a.get());
954	>	}}
955	>
956	>	/**
957	>	* whenComplete action executes on cancelled source, propagating
958	>	* CancellationException.
959	>	*/
960	>	public void testWhenComplete_sourceCancelled() {
961	>	for (ExecutionMode m : ExecutionMode.values())
962	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
963	>	for (boolean createIncomplete : new boolean[] { true, false })
964	>	{
965	>	final AtomicInteger a = new AtomicInteger(0);
966	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
967	>	if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
968	>	final CompletableFuture<Integer> g = m.whenComplete
969	>	(f,
970	>	(Integer x, Throwable t) -> {
971	>	m.checkExecutionMode();
972	>	threadAssertNull(x);
973	>	threadAssertTrue(t instanceof CancellationException);
974	>	a.getAndIncrement();
975	>	});
976	>	if (createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
977
978	<	f = new CompletableFuture<>();
979	<	g = new CompletableFuture<>();
980	<	f.complete(3);
981	<	g.complete(1);
875	<	h = f.thenAcceptBoth(g, r = new FailingBiConsumer());
876	<	checkCompletedWithWrappedCFException(h);
877	<	}
978	>	checkCompletedWithWrappedCancellationException(g);
979	>	checkCancelled(f);
980	>	assertEquals(1, a.get());
981	>	}}
982
983		/**
984	<	* thenAcceptBoth result completes exceptionally if either source cancelled
984	>	* If a whenComplete action throws an exception when triggered by
985	>	* a normal completion, it completes exceptionally
986		*/
987	<	public void testThenAcceptBoth4() {
988	<	CompletableFuture<Integer> f, g;
989	<	CompletableFuture<Void> h;
990	<	SubtractAction r;
991	<
992	<	f = new CompletableFuture<>();
993	<	g = new CompletableFuture<>();
994	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
995	<	assertTrue(f.cancel(true));
996	<	checkIncomplete(h);
997	<	g.complete(1);
998	<	checkCompletedWithWrappedCancellationException(h);
999	<
1000	<	f = new CompletableFuture<>();
1001	<	g = new CompletableFuture<>();
1002	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
1003	<	assertTrue(g.cancel(true));
1004	<	checkIncomplete(h);
1005	<	f.complete(3);
1006	<	checkCompletedWithWrappedCancellationException(h);
1007	<
1008	<	f = new CompletableFuture<>();
1009	<	g = new CompletableFuture<>();
1010	<	f.complete(3);
906	<	assertTrue(g.cancel(true));
907	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
908	<	checkCompletedWithWrappedCancellationException(h);
909	<
910	<	f = new CompletableFuture<>();
911	<	g = new CompletableFuture<>();
912	<	assertTrue(f.cancel(true));
913	<	g.complete(3);
914	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
915	<	checkCompletedWithWrappedCancellationException(h);
916	<	}
987	>	public void testWhenComplete_actionFailed() {
988	>	for (boolean createIncomplete : new boolean[] { true, false })
989	>	for (ExecutionMode m : ExecutionMode.values())
990	>	for (Integer v1 : new Integer[] { 1, null })
991	>	{
992	>	final AtomicInteger a = new AtomicInteger(0);
993	>	final CFException ex = new CFException();
994	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
995	>	if (!createIncomplete) f.complete(v1);
996	>	final CompletableFuture<Integer> g = m.whenComplete
997	>	(f,
998	>	(Integer x, Throwable t) -> {
999	>	m.checkExecutionMode();
1000	>	threadAssertSame(x, v1);
1001	>	threadAssertNull(t);
1002	>	a.getAndIncrement();
1003	>	throw ex;
1004	>	});
1005	>	if (createIncomplete) f.complete(v1);
1006	>
1007	>	checkCompletedWithWrappedException(g, ex);
1008	>	checkCompletedNormally(f, v1);
1009	>	assertEquals(1, a.get());
1010	>	}}
1011
1012		/**
1013	<	* runAfterBoth result completes normally after normal
1014	<	* completion of sources
1013	>	* If a whenComplete action throws an exception when triggered by
1014	>	* a source completion that also throws an exception, the source
1015	>	* exception takes precedence.
1016		*/
1017	<	public void testRunAfterBoth() {
1018	<	CompletableFuture<Integer> f, g;
1019	<	CompletableFuture<Void> h;
1020	<	Noop r;
1021	<
1022	<	f = new CompletableFuture<>();
1023	<	g = new CompletableFuture<>();
1024	<	h = f.runAfterBoth(g, r = new Noop());
1025	<	f.complete(3);
1026	<	checkIncomplete(h);
1027	<	g.complete(1);
1028	<	checkCompletedNormally(h, null);
1029	<	assertTrue(r.ran);
1030	<
1031	<	f = new CompletableFuture<>();
1032	<	g = new CompletableFuture<>();
1033	<	h = f.runAfterBoth(g, r = new Noop());
1034	<	g.complete(1);
1035	<	checkIncomplete(h);
1036	<	f.complete(3);
1037	<	checkCompletedNormally(h, null);
1038	<	assertTrue(r.ran);
1039	<
1040	<	f = new CompletableFuture<>();
1041	<	g = new CompletableFuture<>();
1042	<	g.complete(1);
1043	<	f.complete(3);
1044	<	h = f.runAfterBoth(g, r = new Noop());
1045	<	checkCompletedNormally(h, null);
1046	<	assertTrue(r.ran);
1047	<	}
1017	>	public void testWhenComplete_actionFailedSourceFailed() {
1018	>	for (boolean createIncomplete : new boolean[] { true, false })
1019	>	for (ExecutionMode m : ExecutionMode.values())
1020	>	for (Integer v1 : new Integer[] { 1, null })
1021	>	{
1022	>	final AtomicInteger a = new AtomicInteger(0);
1023	>	final CFException ex1 = new CFException();
1024	>	final CFException ex2 = new CFException();
1025	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1026	>
1027	>	if (!createIncomplete) f.completeExceptionally(ex1);
1028	>	final CompletableFuture<Integer> g = m.whenComplete
1029	>	(f,
1030	>	(Integer x, Throwable t) -> {
1031	>	m.checkExecutionMode();
1032	>	threadAssertSame(t, ex1);
1033	>	threadAssertNull(x);
1034	>	a.getAndIncrement();
1035	>	throw ex2;
1036	>	});
1037	>	if (createIncomplete) f.completeExceptionally(ex1);
1038	>
1039	>	checkCompletedWithWrappedException(g, ex1);
1040	>	checkCompletedExceptionally(f, ex1);
1041	>	assertEquals(1, a.get());
1042	>	}}
1043	>
1044	>	/**
1045	>	* handle action completes normally with function value on normal
1046	>	* completion of source
1047	>	*/
1048	>	public void testHandle_normalCompletion() {
1049	>	for (ExecutionMode m : ExecutionMode.values())
1050	>	for (boolean createIncomplete : new boolean[] { true, false })
1051	>	for (Integer v1 : new Integer[] { 1, null })
1052	>	{
1053	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1054	>	final AtomicInteger a = new AtomicInteger(0);
1055	>	if (!createIncomplete) f.complete(v1);
1056	>	final CompletableFuture<Integer> g = m.handle
1057	>	(f,
1058	>	(Integer x, Throwable t) -> {
1059	>	m.checkExecutionMode();
1060	>	threadAssertSame(x, v1);
1061	>	threadAssertNull(t);
1062	>	a.getAndIncrement();
1063	>	return inc(v1);
1064	>	});
1065	>	if (createIncomplete) f.complete(v1);
1066	>
1067	>	checkCompletedNormally(g, inc(v1));
1068	>	checkCompletedNormally(f, v1);
1069	>	assertEquals(1, a.get());
1070	>	}}
1071
1072		/**
1073	<	* runAfterBoth result completes exceptionally after exceptional
1074	<	* completion of either source
1073	>	* handle action completes normally with function value on
1074	>	* exceptional completion of source
1075		*/
1076	<	public void testRunAfterBoth2() {
1077	<	CompletableFuture<Integer> f, g;
1078	<	CompletableFuture<Void> h;
1079	<	Noop r;
1080	<
1081	<	f = new CompletableFuture<>();
1082	<	g = new CompletableFuture<>();
1083	<	h = f.runAfterBoth(g, r = new Noop());
1084	<	f.completeExceptionally(new CFException());
1085	<	checkIncomplete(h);
1086	<	g.complete(1);
1087	<	checkCompletedWithWrappedCFException(h);
1088	<	assertFalse(r.ran);
1089	<
1090	<	f = new CompletableFuture<>();
1091	<	g = new CompletableFuture<>();
1092	<	h = f.runAfterBoth(g, r = new Noop());
1093	<	g.completeExceptionally(new CFException());
1094	<	checkIncomplete(h);
1095	<	f.complete(3);
1096	<	checkCompletedWithWrappedCFException(h);
1097	<	assertFalse(r.ran);
1098	<
1099	<	f = new CompletableFuture<>();
1100	<	g = new CompletableFuture<>();
1101	<	g.completeExceptionally(new CFException());
1102	<	f.complete(3);
1103	<	h = f.runAfterBoth(g, r = new Noop());
1104	<	checkCompletedWithWrappedCFException(h);
1105	<	assertFalse(r.ran);
1076	>	public void testHandle_exceptionalCompletion() {
1077	>	for (ExecutionMode m : ExecutionMode.values())
1078	>	for (boolean createIncomplete : new boolean[] { true, false })
1079	>	for (Integer v1 : new Integer[] { 1, null })
1080	>	{
1081	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1082	>	final AtomicInteger a = new AtomicInteger(0);
1083	>	final CFException ex = new CFException();
1084	>	if (!createIncomplete) f.completeExceptionally(ex);
1085	>	final CompletableFuture<Integer> g = m.handle
1086	>	(f,
1087	>	(Integer x, Throwable t) -> {
1088	>	m.checkExecutionMode();
1089	>	threadAssertNull(x);
1090	>	threadAssertSame(t, ex);
1091	>	a.getAndIncrement();
1092	>	return v1;
1093	>	});
1094	>	if (createIncomplete) f.completeExceptionally(ex);
1095	>
1096	>	checkCompletedNormally(g, v1);
1097	>	checkCompletedExceptionally(f, ex);
1098	>	assertEquals(1, a.get());
1099	>	}}
1100	>
1101	>	/**
1102	>	* handle action completes normally with function value on
1103	>	* cancelled source
1104	>	*/
1105	>	public void testHandle_sourceCancelled() {
1106	>	for (ExecutionMode m : ExecutionMode.values())
1107	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1108	>	for (boolean createIncomplete : new boolean[] { true, false })
1109	>	for (Integer v1 : new Integer[] { 1, null })
1110	>	{
1111	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1112	>	final AtomicInteger a = new AtomicInteger(0);
1113	>	if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
1114	>	final CompletableFuture<Integer> g = m.handle
1115	>	(f,
1116	>	(Integer x, Throwable t) -> {
1117	>	m.checkExecutionMode();
1118	>	threadAssertNull(x);
1119	>	threadAssertTrue(t instanceof CancellationException);
1120	>	a.getAndIncrement();
1121	>	return v1;
1122	>	});
1123	>	if (createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
1124
1125	<	f = new CompletableFuture<>();
1126	<	g = new CompletableFuture<>();
1127	<	f.completeExceptionally(new CFException());
1128	<	g.complete(1);
993	<	h = f.runAfterBoth(g, r = new Noop());
994	<	checkCompletedWithWrappedCFException(h);
995	<	assertFalse(r.ran);
996	<	}
1125	>	checkCompletedNormally(g, v1);
1126	>	checkCancelled(f);
1127	>	assertEquals(1, a.get());
1128	>	}}
1129
1130		/**
1131	<	* runAfterBoth result completes exceptionally if action does
1131	>	* handle result completes exceptionally if action does
1132		*/
1133	<	public void testRunAfterBoth3() {
1134	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1135	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1136	<	FailingNoop r = new FailingNoop();
1137	<	CompletableFuture<Void> g = f.runAfterBoth(f2, r);
1138	<	f.complete(one);
1139	<	checkIncomplete(g);
1140	<	f2.complete(two);
1141	<	checkCompletedWithWrappedCFException(g);
1142	<	}
1133	>	public void testHandle_sourceFailedActionFailed() {
1134	>	for (ExecutionMode m : ExecutionMode.values())
1135	>	for (boolean createIncomplete : new boolean[] { true, false })
1136	>	{
1137	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1138	>	final AtomicInteger a = new AtomicInteger(0);
1139	>	final CFException ex1 = new CFException();
1140	>	final CFException ex2 = new CFException();
1141	>	if (!createIncomplete) f.completeExceptionally(ex1);
1142	>	final CompletableFuture<Integer> g = m.handle
1143	>	(f,
1144	>	(Integer x, Throwable t) -> {
1145	>	m.checkExecutionMode();
1146	>	threadAssertNull(x);
1147	>	threadAssertSame(ex1, t);
1148	>	a.getAndIncrement();
1149	>	throw ex2;
1150	>	});
1151	>	if (createIncomplete) f.completeExceptionally(ex1);
1152	>
1153	>	checkCompletedWithWrappedException(g, ex2);
1154	>	checkCompletedExceptionally(f, ex1);
1155	>	assertEquals(1, a.get());
1156	>	}}
1157	>
1158	>	public void testHandle_sourceCompletedNormallyActionFailed() {
1159	>	for (ExecutionMode m : ExecutionMode.values())
1160	>	for (boolean createIncomplete : new boolean[] { true, false })
1161	>	for (Integer v1 : new Integer[] { 1, null })
1162	>	{
1163	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1164	>	final AtomicInteger a = new AtomicInteger(0);
1165	>	final CFException ex = new CFException();
1166	>	if (!createIncomplete) f.complete(v1);
1167	>	final CompletableFuture<Integer> g = m.handle
1168	>	(f,
1169	>	(Integer x, Throwable t) -> {
1170	>	m.checkExecutionMode();
1171	>	threadAssertSame(x, v1);
1172	>	threadAssertNull(t);
1173	>	a.getAndIncrement();
1174	>	throw ex;
1175	>	});
1176	>	if (createIncomplete) f.complete(v1);
1177	>
1178	>	checkCompletedWithWrappedException(g, ex);
1179	>	checkCompletedNormally(f, v1);
1180	>	assertEquals(1, a.get());
1181	>	}}
1182
1183		/**
1184	<	* runAfterBoth result completes exceptionally if either source cancelled
1184	>	* runAsync completes after running Runnable
1185		*/
1186	<	public void testRunAfterBoth4() {
1187	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1188	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1189	<	Noop r = new Noop();
1190	<	CompletableFuture<Void> g = f.runAfterBoth(f2, r);
1191	<	assertTrue(f.cancel(true));
1192	<	f2.complete(two);
1193	<	checkCompletedWithWrappedCancellationException(g);
1194	<	f = new CompletableFuture<>();
1195	<	f2 = new CompletableFuture<>();
1196	<	r = new Noop();
1197	<	g = f.runAfterBoth(f2, r);
1198	<	f.complete(one);
1028	<	assertTrue(f2.cancel(true));
1029	<	checkCompletedWithWrappedCancellationException(g);
1030	<	}
1186	>	public void testRunAsync_normalCompletion() {
1187	>	ExecutionMode[] executionModes = {
1188	>	ExecutionMode.ASYNC,
1189	>	ExecutionMode.EXECUTOR,
1190	>	};
1191	>	for (ExecutionMode m : executionModes)
1192	>	{
1193	>	final Noop r = new Noop(m);
1194	>	final CompletableFuture<Void> f = m.runAsync(r);
1195	>	assertNull(f.join());
1196	>	checkCompletedNormally(f, null);
1197	>	r.assertInvoked();
1198	>	}}
1199
1200		/**
1201	<	* applyToEither result completes normally after normal completion
1034	<	* of either source
1201	>	* failing runAsync completes exceptionally after running Runnable
1202		*/
1203	<	public void testApplyToEither() {
1204	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1205	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1206	<	CompletableFuture<Integer> g = f.applyToEither(f2, inc);
1207	<	f.complete(one);
1208	<	checkCompletedNormally(g, two);
1209	<	f2.complete(one);
1210	<	checkCompletedNormally(g, two);
1211	<
1212	<	f = new CompletableFuture<>();
1213	<	f.complete(one);
1214	<	f2 = new CompletableFuture<>();
1048	<	g = f.applyToEither(f2, inc);
1049	<	checkCompletedNormally(g, two);
1050	<	}
1203	>	public void testRunAsync_exceptionalCompletion() {
1204	>	ExecutionMode[] executionModes = {
1205	>	ExecutionMode.ASYNC,
1206	>	ExecutionMode.EXECUTOR,
1207	>	};
1208	>	for (ExecutionMode m : executionModes)
1209	>	{
1210	>	final FailingRunnable r = new FailingRunnable(m);
1211	>	final CompletableFuture<Void> f = m.runAsync(r);
1212	>	checkCompletedWithWrappedCFException(f);
1213	>	r.assertInvoked();
1214	>	}}
1215
1216		/**
1217	<	* applyToEither result completes exceptionally after exceptional
1054	<	* completion of either source
1217	>	* supplyAsync completes with result of supplier
1218		*/
1219	<	public void testApplyToEither2() {
1220	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1221	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1222	<	CompletableFuture<Integer> g = f.applyToEither(f2, inc);
1223	<	f.completeExceptionally(new CFException());
1224	<	f2.complete(one);
1225	<	checkCompletedWithWrappedCFException(g);
1226	<
1227	<	f = new CompletableFuture<>();
1228	<	f2 = new CompletableFuture<>();
1229	<	f2.completeExceptionally(new CFException());
1230	<	g = f.applyToEither(f2, inc);
1231	<	checkCompletedWithWrappedCFException(g);
1232	<	}
1219	>	public void testSupplyAsync_normalCompletion() {
1220	>	ExecutionMode[] executionModes = {
1221	>	ExecutionMode.ASYNC,
1222	>	ExecutionMode.EXECUTOR,
1223	>	};
1224	>	for (ExecutionMode m : executionModes)
1225	>	for (Integer v1 : new Integer[] { 1, null })
1226	>	{
1227	>	final IntegerSupplier r = new IntegerSupplier(m, v1);
1228	>	final CompletableFuture<Integer> f = m.supplyAsync(r);
1229	>	assertSame(v1, f.join());
1230	>	checkCompletedNormally(f, v1);
1231	>	r.assertInvoked();
1232	>	}}
1233
1234		/**
1235	<	* applyToEither result completes exceptionally if action does
1235	>	* Failing supplyAsync completes exceptionally
1236		*/
1237	<	public void testApplyToEither3() {
1238	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1239	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1240	<	FailingFunction r = new FailingFunction();
1241	<	CompletableFuture<Integer> g = f.applyToEither(f2, r);
1242	<	f2.complete(two);
1243	<	checkCompletedWithWrappedCFException(g);
1244	<	}
1237	>	public void testSupplyAsync_exceptionalCompletion() {
1238	>	ExecutionMode[] executionModes = {
1239	>	ExecutionMode.ASYNC,
1240	>	ExecutionMode.EXECUTOR,
1241	>	};
1242	>	for (ExecutionMode m : executionModes)
1243	>	{
1244	>	FailingSupplier r = new FailingSupplier(m);
1245	>	CompletableFuture<Integer> f = m.supplyAsync(r);
1246	>	checkCompletedWithWrappedCFException(f);
1247	>	r.assertInvoked();
1248	>	}}
1249
1250	<	/**
1084	<	* applyToEither result completes exceptionally if either source cancelled
1085	<	*/
1086	<	public void testApplyToEither4() {
1087	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1088	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1089	<	CompletableFuture<Integer> g = f.applyToEither(f2, inc);
1090	<	assertTrue(f.cancel(true));
1091	<	checkCompletedWithWrappedCancellationException(g);
1092	<	f = new CompletableFuture<>();
1093	<	f2 = new CompletableFuture<>();
1094	<	assertTrue(f2.cancel(true));
1095	<	checkCompletedWithWrappedCancellationException(g);
1096	<	}
1250	>	// seq completion methods
1251
1252		/**
1253	<	* acceptEither result completes normally after normal completion
1100	<	* of either source
1253	>	* thenRun result completes normally after normal completion of source
1254		*/
1255	<	public void testAcceptEither() {
1256	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1257	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1258	<	IncAction r = new IncAction();
1259	<	CompletableFuture<Void> g = f.acceptEither(f2, r);
1260	<	f.complete(one);
1261	<	checkCompletedNormally(g, null);
1262	<	f2.complete(one);
1263	<	checkCompletedNormally(g, null);
1264	<	assertEquals(r.value, 2);
1255	>	public void testThenRun_normalCompletion() {
1256	>	for (ExecutionMode m : ExecutionMode.values())
1257	>	for (boolean createIncomplete : new boolean[] { true, false })
1258	>	for (Integer v1 : new Integer[] { 1, null })
1259	>	{
1260	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1261	>	final Noop r = new Noop(m);
1262	>	if (!createIncomplete) f.complete(v1);
1263	>	final CompletableFuture<Void> g = m.thenRun(f, r);
1264	>	if (createIncomplete) {
1265	>	checkIncomplete(g);
1266	>	f.complete(v1);
1267	>	}
1268
1113	–	r = new IncAction();
1114	–	f = new CompletableFuture<>();
1115	–	f.complete(one);
1116	–	f2 = new CompletableFuture<>();
1117	–	g = f.acceptEither(f2, r);
1269		checkCompletedNormally(g, null);
1270	<	assertEquals(r.value, 2);
1271	<	}
1270	>	checkCompletedNormally(f, v1);
1271	>	r.assertInvoked();
1272	>	}}
1273
1274		/**
1275	<	* acceptEither result completes exceptionally after exceptional
1276	<	* completion of either source
1275	>	* thenRun result completes exceptionally after exceptional
1276	>	* completion of source
1277		*/
1278	<	public void testAcceptEither2() {
1279	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1280	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1281	<	IncAction r = new IncAction();
1282	<	CompletableFuture<Void> g = f.acceptEither(f2, r);
1283	<	f.completeExceptionally(new CFException());
1284	<	f2.complete(one);
1285	<	checkCompletedWithWrappedCFException(g);
1278	>	public void testThenRun_exceptionalCompletion() {
1279	>	for (ExecutionMode m : ExecutionMode.values())
1280	>	for (boolean createIncomplete : new boolean[] { true, false })
1281	>	{
1282	>	final CFException ex = new CFException();
1283	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1284	>	final Noop r = new Noop(m);
1285	>	if (!createIncomplete) f.completeExceptionally(ex);
1286	>	final CompletableFuture<Void> g = m.thenRun(f, r);
1287	>	if (createIncomplete) {
1288	>	checkIncomplete(g);
1289	>	f.completeExceptionally(ex);
1290	>	}
1291
1292	<	r = new IncAction();
1293	<	f = new CompletableFuture<>();
1294	<	f2 = new CompletableFuture<>();
1295	<	f2.completeExceptionally(new CFException());
1139	<	g = f.acceptEither(f2, r);
1140	<	checkCompletedWithWrappedCFException(g);
1141	<	}
1292	>	checkCompletedWithWrappedException(g, ex);
1293	>	checkCompletedExceptionally(f, ex);
1294	>	r.assertNotInvoked();
1295	>	}}
1296
1297		/**
1298	<	* acceptEither result completes exceptionally if action does
1298	>	* thenRun result completes exceptionally if source cancelled
1299		*/
1300	<	public void testAcceptEither3() {
1301	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1302	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1303	<	FailingConsumer r = new FailingConsumer();
1304	<	CompletableFuture<Void> g = f.acceptEither(f2, r);
1305	<	f2.complete(two);
1306	<	checkCompletedWithWrappedCFException(g);
1307	<	}
1300	>	public void testThenRun_sourceCancelled() {
1301	>	for (ExecutionMode m : ExecutionMode.values())
1302	>	for (boolean createIncomplete : new boolean[] { true, false })
1303	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1304	>	{
1305	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1306	>	final Noop r = new Noop(m);
1307	>	if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
1308	>	final CompletableFuture<Void> g = m.thenRun(f, r);
1309	>	if (createIncomplete) {
1310	>	checkIncomplete(g);
1311	>	assertTrue(f.cancel(mayInterruptIfRunning));
1312	>	}
1313
1155	–	/**
1156	–	* acceptEither result completes exceptionally if either source cancelled
1157	–	*/
1158	–	public void testAcceptEither4() {
1159	–	CompletableFuture<Integer> f = new CompletableFuture<>();
1160	–	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1161	–	IncAction r = new IncAction();
1162	–	CompletableFuture<Void> g = f.acceptEither(f2, r);
1163	–	assertTrue(f.cancel(true));
1314		checkCompletedWithWrappedCancellationException(g);
1315	<	f = new CompletableFuture<>();
1316	<	f2 = new CompletableFuture<>();
1317	<	assertTrue(f2.cancel(true));
1168	<	checkCompletedWithWrappedCancellationException(g);
1169	<	}
1170	<
1171	<	/**
1172	<	* runAfterEither result completes normally after normal completion
1173	<	* of either source
1174	<	*/
1175	<	public void testRunAfterEither() {
1176	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1177	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1178	<	Noop r = new Noop();
1179	<	CompletableFuture<Void> g = f.runAfterEither(f2, r);
1180	<	f.complete(one);
1181	<	checkCompletedNormally(g, null);
1182	<	f2.complete(one);
1183	<	checkCompletedNormally(g, null);
1184	<	assertTrue(r.ran);
1185	<
1186	<	r = new Noop();
1187	<	f = new CompletableFuture<>();
1188	<	f.complete(one);
1189	<	f2 = new CompletableFuture<>();
1190	<	g = f.runAfterEither(f2, r);
1191	<	checkCompletedNormally(g, null);
1192	<	assertTrue(r.ran);
1193	<	}
1315	>	checkCancelled(f);
1316	>	r.assertNotInvoked();
1317	>	}}
1318
1319		/**
1320	<	* runAfterEither result completes exceptionally after exceptional
1197	<	* completion of either source
1320	>	* thenRun result completes exceptionally if action does
1321		*/
1322	<	public void testRunAfterEither2() {
1323	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1324	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1325	<	Noop r = new Noop();
1326	<	CompletableFuture<Void> g = f.runAfterEither(f2, r);
1327	<	f.completeExceptionally(new CFException());
1328	<	f2.complete(one);
1329	<	checkCompletedWithWrappedCFException(g);
1330	<
1331	<	r = new Noop();
1332	<	f = new CompletableFuture<>();
1333	<	f2 = new CompletableFuture<>();
1334	<	f2.completeExceptionally(new CFException());
1212	<	g = f.runAfterEither(f2, r);
1213	<	checkCompletedWithWrappedCFException(g);
1214	<	}
1322	>	public void testThenRun_actionFailed() {
1323	>	for (ExecutionMode m : ExecutionMode.values())
1324	>	for (boolean createIncomplete : new boolean[] { true, false })
1325	>	for (Integer v1 : new Integer[] { 1, null })
1326	>	{
1327	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1328	>	final FailingRunnable r = new FailingRunnable(m);
1329	>	if (!createIncomplete) f.complete(v1);
1330	>	final CompletableFuture<Void> g = m.thenRun(f, r);
1331	>	if (createIncomplete) {
1332	>	checkIncomplete(g);
1333	>	f.complete(v1);
1334	>	}
1335
1216	–	/**
1217	–	* runAfterEither result completes exceptionally if action does
1218	–	*/
1219	–	public void testRunAfterEither3() {
1220	–	CompletableFuture<Integer> f = new CompletableFuture<>();
1221	–	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1222	–	FailingNoop r = new FailingNoop();
1223	–	CompletableFuture<Void> g = f.runAfterEither(f2, r);
1224	–	f2.complete(two);
1336		checkCompletedWithWrappedCFException(g);
1337	<	}
1338	<
1228	<	/**
1229	<	* runAfterEither result completes exceptionally if either source cancelled
1230	<	*/
1231	<	public void testRunAfterEither4() {
1232	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1233	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1234	<	Noop r = new Noop();
1235	<	CompletableFuture<Void> g = f.runAfterEither(f2, r);
1236	<	assertTrue(f.cancel(true));
1237	<	checkCompletedWithWrappedCancellationException(g);
1238	<	f = new CompletableFuture<>();
1239	<	f2 = new CompletableFuture<>();
1240	<	assertTrue(f2.cancel(true));
1241	<	checkCompletedWithWrappedCancellationException(g);
1242	<	}
1337	>	checkCompletedNormally(f, v1);
1338	>	}}
1339
1340		/**
1341	<	* thenCompose result completes normally after normal completion of source
1341	>	* thenApply result completes normally after normal completion of source
1342		*/
1343	<	public void testThenCompose() {
1344	<	CompletableFuture<Integer> f, g;
1345	<	CompletableFutureInc r;
1343	>	public void testThenApply_normalCompletion() {
1344	>	for (ExecutionMode m : ExecutionMode.values())
1345	>	for (boolean createIncomplete : new boolean[] { true, false })
1346	>	for (Integer v1 : new Integer[] { 1, null })
1347	>	{
1348	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1349	>	final IncFunction r = new IncFunction(m);
1350	>	if (!createIncomplete) f.complete(v1);
1351	>	final CompletableFuture<Integer> g = m.thenApply(f, r);
1352	>	if (createIncomplete) {
1353	>	checkIncomplete(g);
1354	>	f.complete(v1);
1355	>	}
1356
1357	<	f = new CompletableFuture<>();
1358	<	g = f.thenCompose(r = new CompletableFutureInc());
1359	<	f.complete(one);
1360	<	checkCompletedNormally(g, two);
1255	<	assertTrue(r.ran);
1256	<
1257	<	f = new CompletableFuture<>();
1258	<	f.complete(one);
1259	<	g = f.thenCompose(r = new CompletableFutureInc());
1260	<	checkCompletedNormally(g, two);
1261	<	assertTrue(r.ran);
1262	<	}
1357	>	checkCompletedNormally(g, inc(v1));
1358	>	checkCompletedNormally(f, v1);
1359	>	r.assertValue(inc(v1));
1360	>	}}
1361
1362		/**
1363	<	* thenCompose result completes exceptionally after exceptional
1363	>	* thenApply result completes exceptionally after exceptional
1364		* completion of source
1365		*/
1366	<	public void testThenCompose2() {
1367	<	CompletableFuture<Integer> f, g;
1368	<	CompletableFutureInc r;
1369	<
1370	<	f = new CompletableFuture<>();
1371	<	g = f.thenCompose(r = new CompletableFutureInc());
1372	<	f.completeExceptionally(new CFException());
1373	<	checkCompletedWithWrappedCFException(g);
1374	<
1375	<	f = new CompletableFuture<>();
1376	<	f.completeExceptionally(new CFException());
1377	<	g = f.thenCompose(r = new CompletableFutureInc());
1378	<	checkCompletedWithWrappedCFException(g);
1281	<	}
1282	<
1283	<	/**
1284	<	* thenCompose result completes exceptionally if action does
1285	<	*/
1286	<	public void testThenCompose3() {
1287	<	CompletableFuture<Integer> f, g;
1288	<	FailingCompletableFutureFunction r;
1289	<
1290	<	f = new CompletableFuture<>();
1291	<	g = f.thenCompose(r = new FailingCompletableFutureFunction());
1292	<	f.complete(one);
1293	<	checkCompletedWithWrappedCFException(g);
1366	>	public void testThenApply_exceptionalCompletion() {
1367	>	for (ExecutionMode m : ExecutionMode.values())
1368	>	for (boolean createIncomplete : new boolean[] { true, false })
1369	>	{
1370	>	final CFException ex = new CFException();
1371	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1372	>	final IncFunction r = new IncFunction(m);
1373	>	if (!createIncomplete) f.completeExceptionally(ex);
1374	>	final CompletableFuture<Integer> g = m.thenApply(f, r);
1375	>	if (createIncomplete) {
1376	>	checkIncomplete(g);
1377	>	f.completeExceptionally(ex);
1378	>	}
1379
1380	<	f = new CompletableFuture<>();
1381	<	f.complete(one);
1382	<	g = f.thenCompose(r = new FailingCompletableFutureFunction());
1383	<	checkCompletedWithWrappedCFException(g);
1299	<	}
1380	>	checkCompletedWithWrappedException(g, ex);
1381	>	checkCompletedExceptionally(f, ex);
1382	>	r.assertNotInvoked();
1383	>	}}
1384
1385		/**
1386	<	* thenCompose result completes exceptionally if source cancelled
1386	>	* thenApply result completes exceptionally if source cancelled
1387		*/
1388	<	public void testThenCompose4() {
1389	<	CompletableFuture<Integer> f, g;
1390	<	CompletableFutureInc r;
1391	<
1392	<	f = new CompletableFuture<>();
1393	<	g = f.thenCompose(r = new CompletableFutureInc());
1394	<	assertTrue(f.cancel(true));
1395	<	checkCompletedWithWrappedCancellationException(g);
1388	>	public void testThenApply_sourceCancelled() {
1389	>	for (ExecutionMode m : ExecutionMode.values())
1390	>	for (boolean createIncomplete : new boolean[] { true, false })
1391	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1392	>	{
1393	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1394	>	final IncFunction r = new IncFunction(m);
1395	>	if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
1396	>	final CompletableFuture<Integer> g = m.thenApply(f, r);
1397	>	if (createIncomplete) {
1398	>	checkIncomplete(g);
1399	>	assertTrue(f.cancel(mayInterruptIfRunning));
1400	>	}
1401
1313	–	f = new CompletableFuture<>();
1314	–	assertTrue(f.cancel(true));
1315	–	g = f.thenCompose(r = new CompletableFutureInc());
1402		checkCompletedWithWrappedCancellationException(g);
1403	<	}
1404	<
1405	<	// asyncs
1320	<
1321	<	/**
1322	<	* thenRunAsync result completes normally after normal completion of source
1323	<	*/
1324	<	public void testThenRunAsync() {
1325	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1326	<	Noop r = new Noop();
1327	<	CompletableFuture<Void> g = f.thenRunAsync(r);
1328	<	f.complete(null);
1329	<	checkCompletedNormally(g, null);
1330	<
1331	<	// reordered version
1332	<	f = new CompletableFuture<>();
1333	<	f.complete(null);
1334	<	r = new Noop();
1335	<	g = f.thenRunAsync(r);
1336	<	checkCompletedNormally(g, null);
1337	<	}
1403	>	checkCancelled(f);
1404	>	r.assertNotInvoked();
1405	>	}}
1406
1407		/**
1408	<	* thenRunAsync result completes exceptionally after exceptional
1341	<	* completion of source
1408	>	* thenApply result completes exceptionally if action does
1409		*/
1410	<	public void testThenRunAsync2() {
1411	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1412	<	Noop r = new Noop();
1413	<	CompletableFuture<Void> g = f.thenRunAsync(r);
1414	<	f.completeExceptionally(new CFException());
1415	<	try {
1416	<	g.join();
1417	<	shouldThrow();
1418	<	} catch (Exception ok) {
1410	>	public void testThenApply_actionFailed() {
1411	>	for (ExecutionMode m : ExecutionMode.values())
1412	>	for (boolean createIncomplete : new boolean[] { true, false })
1413	>	for (Integer v1 : new Integer[] { 1, null })
1414	>	{
1415	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1416	>	final FailingFunction r = new FailingFunction(m);
1417	>	if (!createIncomplete) f.complete(v1);
1418	>	final CompletableFuture<Integer> g = m.thenApply(f, r);
1419	>	if (createIncomplete) {
1420	>	checkIncomplete(g);
1421	>	f.complete(v1);
1422		}
1353	–	checkCompletedWithWrappedCFException(g);
1354	–	}
1423
1356	–	/**
1357	–	* thenRunAsync result completes exceptionally if action does
1358	–	*/
1359	–	public void testThenRunAsync3() {
1360	–	CompletableFuture<Integer> f = new CompletableFuture<>();
1361	–	FailingNoop r = new FailingNoop();
1362	–	CompletableFuture<Void> g = f.thenRunAsync(r);
1363	–	f.complete(null);
1424		checkCompletedWithWrappedCFException(g);
1425	<	}
1425	>	checkCompletedNormally(f, v1);
1426	>	}}
1427
1428		/**
1429	<	* thenRunAsync result completes exceptionally if source cancelled
1429	>	* thenAccept result completes normally after normal completion of source
1430		*/
1431	<	public void testThenRunAsync4() {
1432	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1433	<	Noop r = new Noop();
1434	<	CompletableFuture<Void> g = f.thenRunAsync(r);
1435	<	assertTrue(f.cancel(true));
1436	<	checkCompletedWithWrappedCancellationException(g);
1437	<	}
1431	>	public void testThenAccept_normalCompletion() {
1432	>	for (ExecutionMode m : ExecutionMode.values())
1433	>	for (boolean createIncomplete : new boolean[] { true, false })
1434	>	for (Integer v1 : new Integer[] { 1, null })
1435	>	{
1436	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1437	>	final NoopConsumer r = new NoopConsumer(m);
1438	>	if (!createIncomplete) f.complete(v1);
1439	>	final CompletableFuture<Void> g = m.thenAccept(f, r);
1440	>	if (createIncomplete) {
1441	>	checkIncomplete(g);
1442	>	f.complete(v1);
1443	>	}
1444
1445	<	/**
1446	<	* thenApplyAsync result completes normally after normal completion of source
1447	<	*/
1448	<	public void testThenApplyAsync() {
1382	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1383	<	CompletableFuture<Integer> g = f.thenApplyAsync(inc);
1384	<	f.complete(one);
1385	<	checkCompletedNormally(g, two);
1386	<	}
1445	>	checkCompletedNormally(g, null);
1446	>	r.assertValue(v1);
1447	>	checkCompletedNormally(f, v1);
1448	>	}}
1449
1450		/**
1451	<	* thenApplyAsync result completes exceptionally after exceptional
1451	>	* thenAccept result completes exceptionally after exceptional
1452		* completion of source
1453		*/
1454	<	public void testThenApplyAsync2() {
1455	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1456	<	CompletableFuture<Integer> g = f.thenApplyAsync(inc);
1457	<	f.completeExceptionally(new CFException());
1458	<	checkCompletedWithWrappedCFException(g);
1459	<	}
1454	>	public void testThenAccept_exceptionalCompletion() {
1455	>	for (ExecutionMode m : ExecutionMode.values())
1456	>	for (boolean createIncomplete : new boolean[] { true, false })
1457	>	{
1458	>	final CFException ex = new CFException();
1459	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1460	>	final NoopConsumer r = new NoopConsumer(m);
1461	>	if (!createIncomplete) f.completeExceptionally(ex);
1462	>	final CompletableFuture<Void> g = m.thenAccept(f, r);
1463	>	if (createIncomplete) {
1464	>	checkIncomplete(g);
1465	>	f.completeExceptionally(ex);
1466	>	}
1467
1468	<	/**
1469	<	* thenApplyAsync result completes exceptionally if action does
1470	<	*/
1471	<	public void testThenApplyAsync3() {
1403	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1404	<	FailingFunction r = new FailingFunction();
1405	<	CompletableFuture<Integer> g = f.thenApplyAsync(r);
1406	<	f.complete(null);
1407	<	checkCompletedWithWrappedCFException(g);
1408	<	}
1468	>	checkCompletedWithWrappedException(g, ex);
1469	>	checkCompletedExceptionally(f, ex);
1470	>	r.assertNotInvoked();
1471	>	}}
1472
1473		/**
1474	<	* thenApplyAsync result completes exceptionally if source cancelled
1474	>	* thenAccept result completes exceptionally if source cancelled
1475		*/
1476	<	public void testThenApplyAsync4() {
1477	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1478	<	CompletableFuture<Integer> g = f.thenApplyAsync(inc);
1479	<	assertTrue(f.cancel(true));
1480	<	checkCompletedWithWrappedCancellationException(g);
1481	<	}
1476	>	public void testThenAccept_sourceCancelled() {
1477	>	for (ExecutionMode m : ExecutionMode.values())
1478	>	for (boolean createIncomplete : new boolean[] { true, false })
1479	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1480	>	{
1481	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1482	>	final NoopConsumer r = new NoopConsumer(m);
1483	>	if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
1484	>	final CompletableFuture<Void> g = m.thenAccept(f, r);
1485	>	if (createIncomplete) {
1486	>	checkIncomplete(g);
1487	>	assertTrue(f.cancel(mayInterruptIfRunning));
1488	>	}
1489
1490	<	/**
1491	<	* thenAcceptAsync result completes normally after normal
1492	<	* completion of source
1493	<	*/
1424	<	public void testThenAcceptAsync() {
1425	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1426	<	IncAction r = new IncAction();
1427	<	CompletableFuture<Void> g = f.thenAcceptAsync(r);
1428	<	f.complete(one);
1429	<	checkCompletedNormally(g, null);
1430	<	assertEquals(r.value, 2);
1431	<	}
1490	>	checkCompletedWithWrappedCancellationException(g);
1491	>	checkCancelled(f);
1492	>	r.assertNotInvoked();
1493	>	}}
1494
1495		/**
1496	<	* thenAcceptAsync result completes exceptionally after exceptional
1435	<	* completion of source
1496	>	* thenAccept result completes exceptionally if action does
1497		*/
1498	<	public void testThenAcceptAsync2() {
1499	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1500	<	IncAction r = new IncAction();
1501	<	CompletableFuture<Void> g = f.thenAcceptAsync(r);
1502	<	f.completeExceptionally(new CFException());
1503	<	checkCompletedWithWrappedCFException(g);
1504	<	}
1498	>	public void testThenAccept_actionFailed() {
1499	>	for (ExecutionMode m : ExecutionMode.values())
1500	>	for (boolean createIncomplete : new boolean[] { true, false })
1501	>	for (Integer v1 : new Integer[] { 1, null })
1502	>	{
1503	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1504	>	final FailingConsumer r = new FailingConsumer(m);
1505	>	if (!createIncomplete) f.complete(v1);
1506	>	final CompletableFuture<Void> g = m.thenAccept(f, r);
1507	>	if (createIncomplete) {
1508	>	checkIncomplete(g);
1509	>	f.complete(v1);
1510	>	}
1511
1445	–	/**
1446	–	* thenAcceptAsync result completes exceptionally if action does
1447	–	*/
1448	–	public void testThenAcceptAsync3() {
1449	–	CompletableFuture<Integer> f = new CompletableFuture<>();
1450	–	FailingConsumer r = new FailingConsumer();
1451	–	CompletableFuture<Void> g = f.thenAcceptAsync(r);
1452	–	f.complete(null);
1512		checkCompletedWithWrappedCFException(g);
1513	<	}
1514	<
1456	<	/**
1457	<	* thenAcceptAsync result completes exceptionally if source cancelled
1458	<	*/
1459	<	public void testThenAcceptAsync4() {
1460	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1461	<	IncAction r = new IncAction();
1462	<	CompletableFuture<Void> g = f.thenAcceptAsync(r);
1463	<	assertTrue(f.cancel(true));
1464	<	checkCompletedWithWrappedCancellationException(g);
1465	<	}
1513	>	checkCompletedNormally(f, v1);
1514	>	}}
1515
1516		/**
1517	<	* thenCombineAsync result completes normally after normal
1518	<	* completion of sources
1517	>	* thenCombine result completes normally after normal completion
1518	>	* of sources
1519		*/
1520	<	public void testThenCombineAsync() {
1521	<	CompletableFuture<Integer> f, g, h;
1522	<
1523	<	f = new CompletableFuture<>();
1524	<	g = new CompletableFuture<>();
1525	<	h = f.thenCombineAsync(g, subtract);
1526	<	f.complete(3);
1527	<	checkIncomplete(h);
1528	<	g.complete(1);
1529	<	checkCompletedNormally(h, 2);
1530	<
1531	<	f = new CompletableFuture<>();
1532	<	g = new CompletableFuture<>();
1533	<	h = f.thenCombineAsync(g, subtract);
1534	<	g.complete(1);
1535	<	checkIncomplete(h);
1536	<	f.complete(3);
1537	<	checkCompletedNormally(h, 2);
1520	>	public void testThenCombine_normalCompletion() {
1521	>	for (ExecutionMode m : ExecutionMode.values())
1522	>	for (boolean createIncomplete : new boolean[] { true, false })
1523	>	for (boolean fFirst : new boolean[] { true, false })
1524	>	for (Integer v1 : new Integer[] { 1, null })
1525	>	for (Integer v2 : new Integer[] { 2, null })
1526	>	{
1527	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1528	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1529	>	final SubtractFunction r = new SubtractFunction(m);
1530	>
1531	>	if (fFirst) f.complete(v1); else g.complete(v2);
1532	>	if (!createIncomplete)
1533	>	if (!fFirst) f.complete(v1); else g.complete(v2);
1534	>	final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1535	>	if (createIncomplete) {
1536	>	checkIncomplete(h);
1537	>	r.assertNotInvoked();
1538	>	if (!fFirst) f.complete(v1); else g.complete(v2);
1539	>	}
1540
1541	<	f = new CompletableFuture<>();
1542	<	g = new CompletableFuture<>();
1543	<	g.complete(1);
1544	<	f.complete(3);
1545	<	h = f.thenCombineAsync(g, subtract);
1495	<	checkCompletedNormally(h, 2);
1496	<	}
1541	>	checkCompletedNormally(h, subtract(v1, v2));
1542	>	checkCompletedNormally(f, v1);
1543	>	checkCompletedNormally(g, v2);
1544	>	r.assertValue(subtract(v1, v2));
1545	>	}}
1546
1547		/**
1548	<	* thenCombineAsync result completes exceptionally after exceptional
1548	>	* thenCombine result completes exceptionally after exceptional
1549		* completion of either source
1550		*/
1551	<	public void testThenCombineAsync2() {
1552	<	CompletableFuture<Integer> f, g, h;
1553	<
1554	<	f = new CompletableFuture<>();
1555	<	g = new CompletableFuture<>();
1556	<	h = f.thenCombineAsync(g, subtract);
1557	<	f.completeExceptionally(new CFException());
1558	<	checkIncomplete(h);
1559	<	g.complete(1);
1560	<	checkCompletedWithWrappedCFException(h);
1561	<
1562	<	f = new CompletableFuture<>();
1563	<	g = new CompletableFuture<>();
1564	<	h = f.thenCombineAsync(g, subtract);
1565	<	g.completeExceptionally(new CFException());
1566	<	checkIncomplete(h);
1567	<	f.complete(3);
1568	<	checkCompletedWithWrappedCFException(h);
1569	<
1521	<	f = new CompletableFuture<>();
1522	<	g = new CompletableFuture<>();
1523	<	g.completeExceptionally(new CFException());
1524	<	f.complete(3);
1525	<	h = f.thenCombineAsync(g, subtract);
1526	<	checkCompletedWithWrappedCFException(h);
1527	<	}
1551	>	public void testThenCombine_exceptionalCompletion() {
1552	>	for (ExecutionMode m : ExecutionMode.values())
1553	>	for (boolean createIncomplete : new boolean[] { true, false })
1554	>	for (boolean fFirst : new boolean[] { true, false })
1555	>	for (Integer v1 : new Integer[] { 1, null })
1556	>	{
1557	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1558	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1559	>	final CFException ex = new CFException();
1560	>	final SubtractFunction r = new SubtractFunction(m);
1561	>
1562	>	(fFirst ? f : g).complete(v1);
1563	>	if (!createIncomplete)
1564	>	(!fFirst ? f : g).completeExceptionally(ex);
1565	>	final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1566	>	if (createIncomplete) {
1567	>	checkIncomplete(h);
1568	>	(!fFirst ? f : g).completeExceptionally(ex);
1569	>	}
1570
1571	<	/**
1572	<	* thenCombineAsync result completes exceptionally if action does
1573	<	*/
1574	<	public void testThenCombineAsync3() {
1575	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1534	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1535	<	FailingBiFunction r = new FailingBiFunction();
1536	<	CompletableFuture<Integer> g = f.thenCombineAsync(f2, r);
1537	<	f.complete(one);
1538	<	checkIncomplete(g);
1539	<	assertFalse(r.ran);
1540	<	f2.complete(two);
1541	<	checkCompletedWithWrappedCFException(g);
1542	<	assertTrue(r.ran);
1543	<	}
1571	>	checkCompletedWithWrappedException(h, ex);
1572	>	r.assertNotInvoked();
1573	>	checkCompletedNormally(fFirst ? f : g, v1);
1574	>	checkCompletedExceptionally(!fFirst ? f : g, ex);
1575	>	}}
1576
1577		/**
1578	<	* thenCombineAsync result completes exceptionally if either source cancelled
1578	>	* thenCombine result completes exceptionally if either source cancelled
1579		*/
1580	<	public void testThenCombineAsync4() {
1581	<	CompletableFuture<Integer> f, g, h;
1582	<
1583	<	f = new CompletableFuture<>();
1584	<	g = new CompletableFuture<>();
1585	<	h = f.thenCombineAsync(g, subtract);
1586	<	assertTrue(f.cancel(true));
1587	<	checkIncomplete(h);
1588	<	g.complete(1);
1589	<	checkCompletedWithWrappedCancellationException(h);
1590	<
1591	<	f = new CompletableFuture<>();
1592	<	g = new CompletableFuture<>();
1593	<	h = f.thenCombineAsync(g, subtract);
1594	<	assertTrue(g.cancel(true));
1595	<	checkIncomplete(h);
1596	<	f.complete(3);
1597	<	checkCompletedWithWrappedCancellationException(h);
1598	<
1567	<	f = new CompletableFuture<>();
1568	<	g = new CompletableFuture<>();
1569	<	g.complete(3);
1570	<	assertTrue(f.cancel(true));
1571	<	h = f.thenCombineAsync(g, subtract);
1572	<	checkCompletedWithWrappedCancellationException(h);
1580	>	public void testThenCombine_sourceCancelled() {
1581	>	for (ExecutionMode m : ExecutionMode.values())
1582	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1583	>	for (boolean createIncomplete : new boolean[] { true, false })
1584	>	for (boolean fFirst : new boolean[] { true, false })
1585	>	for (Integer v1 : new Integer[] { 1, null })
1586	>	{
1587	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1588	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1589	>	final SubtractFunction r = new SubtractFunction(m);
1590	>
1591	>	(fFirst ? f : g).complete(v1);
1592	>	if (!createIncomplete)
1593	>	assertTrue((!fFirst ? f : g).cancel(mayInterruptIfRunning));
1594	>	final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1595	>	if (createIncomplete) {
1596	>	checkIncomplete(h);
1597	>	assertTrue((!fFirst ? f : g).cancel(mayInterruptIfRunning));
1598	>	}
1599
1574	–	f = new CompletableFuture<>();
1575	–	g = new CompletableFuture<>();
1576	–	f.complete(3);
1577	–	assertTrue(g.cancel(true));
1578	–	h = f.thenCombineAsync(g, subtract);
1600		checkCompletedWithWrappedCancellationException(h);
1601	<	}
1602	<
1603	<	/**
1604	<	* thenAcceptBothAsync result completes normally after normal
1584	<	* completion of sources
1585	<	*/
1586	<	public void testThenAcceptBothAsync() {
1587	<	CompletableFuture<Integer> f, g;
1588	<	CompletableFuture<Void> h;
1589	<	SubtractAction r;
1590	<
1591	<	f = new CompletableFuture<>();
1592	<	g = new CompletableFuture<>();
1593	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1594	<	f.complete(3);
1595	<	checkIncomplete(h);
1596	<	g.complete(1);
1597	<	checkCompletedNormally(h, null);
1598	<	assertEquals(r.value, 2);
1599	<
1600	<	f = new CompletableFuture<>();
1601	<	g = new CompletableFuture<>();
1602	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1603	<	g.complete(1);
1604	<	checkIncomplete(h);
1605	<	f.complete(3);
1606	<	checkCompletedNormally(h, null);
1607	<	assertEquals(r.value, 2);
1608	<
1609	<	f = new CompletableFuture<>();
1610	<	g = new CompletableFuture<>();
1611	<	g.complete(1);
1612	<	f.complete(3);
1613	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1614	<	checkCompletedNormally(h, null);
1615	<	assertEquals(r.value, 2);
1616	<	}
1601	>	checkCancelled(!fFirst ? f : g);
1602	>	r.assertNotInvoked();
1603	>	checkCompletedNormally(fFirst ? f : g, v1);
1604	>	}}
1605
1606		/**
1607	<	* thenAcceptBothAsync result completes exceptionally after exceptional
1620	<	* completion of source
1621	<	*/
1622	<	public void testThenAcceptBothAsync2() {
1623	<	CompletableFuture<Integer> f, g;
1624	<	CompletableFuture<Void> h;
1625	<	SubtractAction r;
1626	<
1627	<	f = new CompletableFuture<>();
1628	<	g = new CompletableFuture<>();
1629	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1630	<	f.completeExceptionally(new CFException());
1631	<	checkIncomplete(h);
1632	<	g.complete(1);
1633	<	checkCompletedWithWrappedCFException(h);
1634	<
1635	<	f = new CompletableFuture<>();
1636	<	g = new CompletableFuture<>();
1637	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1638	<	g.completeExceptionally(new CFException());
1639	<	checkIncomplete(h);
1640	<	f.complete(3);
1641	<	checkCompletedWithWrappedCFException(h);
1642	<
1643	<	f = new CompletableFuture<>();
1644	<	g = new CompletableFuture<>();
1645	<	f.complete(3);
1646	<	g.completeExceptionally(new CFException());
1647	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1648	<	checkCompletedWithWrappedCFException(h);
1649	<
1650	<	f = new CompletableFuture<>();
1651	<	g = new CompletableFuture<>();
1652	<	f.completeExceptionally(new CFException());
1653	<	g.complete(3);
1654	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1655	<	checkCompletedWithWrappedCFException(h);
1656	<	}
1657	<
1658	<	/**
1659	<	* thenAcceptBothAsync result completes exceptionally if action does
1607	>	* thenCombine result completes exceptionally if action does
1608		*/
1609	<	public void testThenAcceptBothAsync3() {
1610	<	CompletableFuture<Integer> f, g;
1611	<	CompletableFuture<Void> h;
1612	<	FailingBiConsumer r;
1613	<
1614	<	f = new CompletableFuture<>();
1615	<	g = new CompletableFuture<>();
1616	<	h = f.thenAcceptBothAsync(g, r = new FailingBiConsumer());
1617	<	f.complete(3);
1618	<	checkIncomplete(h);
1619	<	g.complete(1);
1620	<	checkCompletedWithWrappedCFException(h);
1609	>	public void testThenCombine_actionFailed() {
1610	>	for (ExecutionMode m : ExecutionMode.values())
1611	>	for (boolean fFirst : new boolean[] { true, false })
1612	>	for (Integer v1 : new Integer[] { 1, null })
1613	>	for (Integer v2 : new Integer[] { 2, null })
1614	>	{
1615	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1616	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1617	>	final FailingBiFunction r = new FailingBiFunction(m);
1618	>	final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1619	>
1620	>	if (fFirst) {
1621	>	f.complete(v1);
1622	>	g.complete(v2);
1623	>	} else {
1624	>	g.complete(v2);
1625	>	f.complete(v1);
1626	>	}
1627
1674	–	f = new CompletableFuture<>();
1675	–	g = new CompletableFuture<>();
1676	–	f.complete(3);
1677	–	g.complete(1);
1678	–	h = f.thenAcceptBothAsync(g, r = new FailingBiConsumer());
1628		checkCompletedWithWrappedCFException(h);
1629	<	}
1629	>	checkCompletedNormally(f, v1);
1630	>	checkCompletedNormally(g, v2);
1631	>	}}
1632
1633		/**
1634	<	* thenAcceptBothAsync result completes exceptionally if either source cancelled
1684	<	*/
1685	<	public void testThenAcceptBothAsync4() {
1686	<	CompletableFuture<Integer> f, g;
1687	<	CompletableFuture<Void> h;
1688	<	SubtractAction r;
1689	<
1690	<	f = new CompletableFuture<>();
1691	<	g = new CompletableFuture<>();
1692	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1693	<	assertTrue(f.cancel(true));
1694	<	checkIncomplete(h);
1695	<	g.complete(1);
1696	<	checkCompletedWithWrappedCancellationException(h);
1697	<
1698	<	f = new CompletableFuture<>();
1699	<	g = new CompletableFuture<>();
1700	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1701	<	assertTrue(g.cancel(true));
1702	<	checkIncomplete(h);
1703	<	f.complete(3);
1704	<	checkCompletedWithWrappedCancellationException(h);
1705	<
1706	<	f = new CompletableFuture<>();
1707	<	g = new CompletableFuture<>();
1708	<	f.complete(3);
1709	<	assertTrue(g.cancel(true));
1710	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1711	<	checkCompletedWithWrappedCancellationException(h);
1712	<
1713	<	f = new CompletableFuture<>();
1714	<	g = new CompletableFuture<>();
1715	<	assertTrue(f.cancel(true));
1716	<	g.complete(3);
1717	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1718	<	checkCompletedWithWrappedCancellationException(h);
1719	<	}
1720	<
1721	<	/**
1722	<	* runAfterBothAsync result completes normally after normal
1723	<	* completion of sources
1724	<	*/
1725	<	public void testRunAfterBothAsync() {
1726	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1727	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1728	<	Noop r = new Noop();
1729	<	CompletableFuture<Void> g = f.runAfterBothAsync(f2, r);
1730	<	f.complete(one);
1731	<	checkIncomplete(g);
1732	<	f2.complete(two);
1733	<	checkCompletedNormally(g, null);
1734	<	assertTrue(r.ran);
1735	<	}
1736	<
1737	<	/**
1738	<	* runAfterBothAsync result completes exceptionally after exceptional
1739	<	* completion of source
1740	<	*/
1741	<	public void testRunAfterBothAsync2() {
1742	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1743	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1744	<	Noop r = new Noop();
1745	<	CompletableFuture<Void> g = f.runAfterBothAsync(f2, r);
1746	<	f.completeExceptionally(new CFException());
1747	<	f2.complete(two);
1748	<	checkCompletedWithWrappedCFException(g);
1749	<
1750	<	r = new Noop();
1751	<	f = new CompletableFuture<>();
1752	<	f2 = new CompletableFuture<>();
1753	<	g = f.runAfterBothAsync(f2, r);
1754	<	f.complete(one);
1755	<	f2.completeExceptionally(new CFException());
1756	<	checkCompletedWithWrappedCFException(g);
1757	<	}
1758	<
1759	<	/**
1760	<	* runAfterBothAsync result completes exceptionally if action does
1761	<	*/
1762	<	public void testRunAfterBothAsync3() {
1763	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1764	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1765	<	FailingNoop r = new FailingNoop();
1766	<	CompletableFuture<Void> g = f.runAfterBothAsync(f2, r);
1767	<	f.complete(one);
1768	<	checkIncomplete(g);
1769	<	f2.complete(two);
1770	<	checkCompletedWithWrappedCFException(g);
1771	<	}
1772	<
1773	<	/**
1774	<	* runAfterBothAsync result completes exceptionally if either source cancelled
1775	<	*/
1776	<	public void testRunAfterBothAsync4() {
1777	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1778	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1779	<	Noop r = new Noop();
1780	<	CompletableFuture<Void> g = f.runAfterBothAsync(f2, r);
1781	<	assertTrue(f.cancel(true));
1782	<	f2.complete(two);
1783	<	checkCompletedWithWrappedCancellationException(g);
1784	<
1785	<	r = new Noop();
1786	<	f = new CompletableFuture<>();
1787	<	f2 = new CompletableFuture<>();
1788	<	g = f.runAfterBothAsync(f2, r);
1789	<	f.complete(one);
1790	<	assertTrue(f2.cancel(true));
1791	<	checkCompletedWithWrappedCancellationException(g);
1792	<	}
1793	<
1794	<	/**
1795	<	* applyToEitherAsync result completes normally after normal
1634	>	* thenAcceptBoth result completes normally after normal
1635		* completion of sources
1636		*/
1637	<	public void testApplyToEitherAsync() {
1638	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1639	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1640	<	CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc);
1641	<	f.complete(one);
1642	<	checkCompletedNormally(g, two);
1643	<
1644	<	f = new CompletableFuture<>();
1645	<	f.complete(one);
1646	<	f2 = new CompletableFuture<>();
1647	<	g = f.applyToEitherAsync(f2, inc);
1648	<	checkCompletedNormally(g, two);
1649	<	}
1650	<
1651	<	/**
1652	<	* applyToEitherAsync result completes exceptionally after exceptional
1653	<	* completion of source
1654	<	*/
1655	<	public void testApplyToEitherAsync2() {
1656	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1818	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1819	<	CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc);
1820	<	f.completeExceptionally(new CFException());
1821	<	checkCompletedWithWrappedCFException(g);
1822	<
1823	<	f = new CompletableFuture<>();
1824	<	f2 = new CompletableFuture<>();
1825	<	f2.completeExceptionally(new CFException());
1826	<	g = f.applyToEitherAsync(f2, inc);
1827	<	f.complete(one);
1828	<	checkCompletedWithWrappedCFException(g);
1829	<	}
1830	<
1831	<	/**
1832	<	* applyToEitherAsync result completes exceptionally if action does
1833	<	*/
1834	<	public void testApplyToEitherAsync3() {
1835	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1836	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1837	<	FailingFunction r = new FailingFunction();
1838	<	CompletableFuture<Integer> g = f.applyToEitherAsync(f2, r);
1839	<	f.complete(one);
1840	<	checkCompletedWithWrappedCFException(g);
1841	<	}
1842	<
1843	<	/**
1844	<	* applyToEitherAsync result completes exceptionally if either source cancelled
1845	<	*/
1846	<	public void testApplyToEitherAsync4() {
1847	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1848	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1849	<	CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc);
1850	<	assertTrue(f.cancel(true));
1851	<	checkCompletedWithWrappedCancellationException(g);
1637	>	public void testThenAcceptBoth_normalCompletion() {
1638	>	for (ExecutionMode m : ExecutionMode.values())
1639	>	for (boolean createIncomplete : new boolean[] { true, false })
1640	>	for (boolean fFirst : new boolean[] { true, false })
1641	>	for (Integer v1 : new Integer[] { 1, null })
1642	>	for (Integer v2 : new Integer[] { 2, null })
1643	>	{
1644	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1645	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1646	>	final SubtractAction r = new SubtractAction(m);
1647	>
1648	>	if (fFirst) f.complete(v1); else g.complete(v2);
1649	>	if (!createIncomplete)
1650	>	if (!fFirst) f.complete(v1); else g.complete(v2);
1651	>	final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1652	>	if (createIncomplete) {
1653	>	checkIncomplete(h);
1654	>	r.assertNotInvoked();
1655	>	if (!fFirst) f.complete(v1); else g.complete(v2);
1656	>	}
1657
1658	<	f = new CompletableFuture<>();
1659	<	f2 = new CompletableFuture<>();
1660	<	assertTrue(f2.cancel(true));
1661	<	g = f.applyToEitherAsync(f2, inc);
1662	<	checkCompletedWithWrappedCancellationException(g);
1858	<	}
1658	>	checkCompletedNormally(h, null);
1659	>	r.assertValue(subtract(v1, v2));
1660	>	checkCompletedNormally(f, v1);
1661	>	checkCompletedNormally(g, v2);
1662	>	}}
1663
1664		/**
1665	<	* acceptEitherAsync result completes normally after normal
1666	<	* completion of sources
1665	>	* thenAcceptBoth result completes exceptionally after exceptional
1666	>	* completion of either source
1667		*/
1668	<	public void testAcceptEitherAsync() {
1669	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1670	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1671	<	IncAction r = new IncAction();
1672	<	CompletableFuture<Void> g = f.acceptEitherAsync(f2, r);
1673	<	f.complete(one);
1674	<	checkCompletedNormally(g, null);
1675	<	assertEquals(r.value, 2);
1668	>	public void testThenAcceptBoth_exceptionalCompletion() {
1669	>	for (ExecutionMode m : ExecutionMode.values())
1670	>	for (boolean createIncomplete : new boolean[] { true, false })
1671	>	for (boolean fFirst : new boolean[] { true, false })
1672	>	for (Integer v1 : new Integer[] { 1, null })
1673	>	{
1674	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1675	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1676	>	final CFException ex = new CFException();
1677	>	final SubtractAction r = new SubtractAction(m);
1678	>
1679	>	(fFirst ? f : g).complete(v1);
1680	>	if (!createIncomplete)
1681	>	(!fFirst ? f : g).completeExceptionally(ex);
1682	>	final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1683	>	if (createIncomplete) {
1684	>	checkIncomplete(h);
1685	>	(!fFirst ? f : g).completeExceptionally(ex);
1686	>	}
1687
1688	<	r = new IncAction();
1689	<	f = new CompletableFuture<>();
1690	<	f.complete(one);
1691	<	f2 = new CompletableFuture<>();
1692	<	g = f.acceptEitherAsync(f2, r);
1878	<	checkCompletedNormally(g, null);
1879	<	assertEquals(r.value, 2);
1880	<	}
1688	>	checkCompletedWithWrappedException(h, ex);
1689	>	r.assertNotInvoked();
1690	>	checkCompletedNormally(fFirst ? f : g, v1);
1691	>	checkCompletedExceptionally(!fFirst ? f : g, ex);
1692	>	}}
1693
1694		/**
1695	<	* acceptEitherAsync result completes exceptionally after exceptional
1884	<	* completion of source
1695	>	* thenAcceptBoth result completes exceptionally if either source cancelled
1696		*/
1697	<	public void testAcceptEitherAsync2() {
1698	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1699	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1700	<	IncAction r = new IncAction();
1701	<	CompletableFuture<Void> g = f.acceptEitherAsync(f2, r);
1702	<	f.completeExceptionally(new CFException());
1703	<	checkCompletedWithWrappedCFException(g);
1704	<
1705	<	r = new IncAction();
1706	<	f = new CompletableFuture<>();
1707	<	f2 = new CompletableFuture<>();
1708	<	f2.completeExceptionally(new CFException());
1709	<	g = f.acceptEitherAsync(f2, r);
1710	<	f.complete(one);
1711	<	checkCompletedWithWrappedCFException(g);
1712	<	}
1697	>	public void testThenAcceptBoth_sourceCancelled() {
1698	>	for (ExecutionMode m : ExecutionMode.values())
1699	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1700	>	for (boolean createIncomplete : new boolean[] { true, false })
1701	>	for (boolean fFirst : new boolean[] { true, false })
1702	>	for (Integer v1 : new Integer[] { 1, null })
1703	>	{
1704	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1705	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1706	>	final SubtractAction r = new SubtractAction(m);
1707	>
1708	>	(fFirst ? f : g).complete(v1);
1709	>	if (!createIncomplete)
1710	>	assertTrue((!fFirst ? f : g).cancel(mayInterruptIfRunning));
1711	>	final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1712	>	if (createIncomplete) {
1713	>	checkIncomplete(h);
1714	>	assertTrue((!fFirst ? f : g).cancel(mayInterruptIfRunning));
1715	>	}
1716
1717	<	/**
1718	<	* acceptEitherAsync result completes exceptionally if action does
1719	<	*/
1720	<	public void testAcceptEitherAsync3() {
1721	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1908	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1909	<	FailingConsumer r = new FailingConsumer();
1910	<	CompletableFuture<Void> g = f.acceptEitherAsync(f2, r);
1911	<	f.complete(one);
1912	<	checkCompletedWithWrappedCFException(g);
1913	<	}
1717	>	checkCompletedWithWrappedCancellationException(h);
1718	>	checkCancelled(!fFirst ? f : g);
1719	>	r.assertNotInvoked();
1720	>	checkCompletedNormally(fFirst ? f : g, v1);
1721	>	}}
1722
1723		/**
1724	<	* acceptEitherAsync result completes exceptionally if either
1917	<	* source cancelled
1724	>	* thenAcceptBoth result completes exceptionally if action does
1725		*/
1726	<	public void testAcceptEitherAsync4() {
1727	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1728	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1729	<	IncAction r = new IncAction();
1730	<	CompletableFuture<Void> g = f.acceptEitherAsync(f2, r);
1731	<	assertTrue(f.cancel(true));
1732	<	checkCompletedWithWrappedCancellationException(g);
1726	>	public void testThenAcceptBoth_actionFailed() {
1727	>	for (ExecutionMode m : ExecutionMode.values())
1728	>	for (boolean fFirst : new boolean[] { true, false })
1729	>	for (Integer v1 : new Integer[] { 1, null })
1730	>	for (Integer v2 : new Integer[] { 2, null })
1731	>	{
1732	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1733	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1734	>	final FailingBiConsumer r = new FailingBiConsumer(m);
1735	>	final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1736	>
1737	>	if (fFirst) {
1738	>	f.complete(v1);
1739	>	g.complete(v2);
1740	>	} else {
1741	>	g.complete(v2);
1742	>	f.complete(v1);
1743	>	}
1744
1745	<	r = new IncAction();
1746	<	f = new CompletableFuture<>();
1747	<	f2 = new CompletableFuture<>();
1748	<	assertTrue(f2.cancel(true));
1931	<	g = f.acceptEitherAsync(f2, r);
1932	<	checkCompletedWithWrappedCancellationException(g);
1933	<	}
1745	>	checkCompletedWithWrappedCFException(h);
1746	>	checkCompletedNormally(f, v1);
1747	>	checkCompletedNormally(g, v2);
1748	>	}}
1749
1750		/**
1751	<	* runAfterEitherAsync result completes normally after normal
1751	>	* runAfterBoth result completes normally after normal
1752		* completion of sources
1753		*/
1754	<	public void testRunAfterEitherAsync() {
1755	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1756	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1757	<	Noop r = new Noop();
1758	<	CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r);
1759	<	f.complete(one);
1760	<	checkCompletedNormally(g, null);
1761	<	assertTrue(r.ran);
1762	<
1763	<	r = new Noop();
1764	<	f = new CompletableFuture<>();
1765	<	f.complete(one);
1766	<	f2 = new CompletableFuture<>();
1767	<	g = f.runAfterEitherAsync(f2, r);
1768	<	checkCompletedNormally(g, null);
1769	<	assertTrue(r.ran);
1770	<	}
1771	<
1772	<	/**
1773	<	* runAfterEitherAsync result completes exceptionally after exceptional
1959	<	* completion of source
1960	<	*/
1961	<	public void testRunAfterEitherAsync2() {
1962	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1963	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1964	<	Noop r = new Noop();
1965	<	CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r);
1966	<	f.completeExceptionally(new CFException());
1967	<	checkCompletedWithWrappedCFException(g);
1968	<
1969	<	r = new Noop();
1970	<	f = new CompletableFuture<>();
1971	<	f2 = new CompletableFuture<>();
1972	<	f2.completeExceptionally(new CFException());
1973	<	g = f.runAfterEitherAsync(f2, r);
1974	<	f.complete(one);
1975	<	checkCompletedWithWrappedCFException(g);
1976	<	}
1977	<
1978	<	/**
1979	<	* runAfterEitherAsync result completes exceptionally if action does
1980	<	*/
1981	<	public void testRunAfterEitherAsync3() {
1982	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1983	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1984	<	FailingNoop r = new FailingNoop();
1985	<	CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r);
1986	<	f.complete(one);
1987	<	checkCompletedWithWrappedCFException(g);
1988	<	}
1989	<
1990	<	/**
1991	<	* runAfterEitherAsync result completes exceptionally if either
1992	<	* source cancelled
1993	<	*/
1994	<	public void testRunAfterEitherAsync4() {
1995	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1996	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1997	<	Noop r = new Noop();
1998	<	CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r);
1999	<	assertTrue(f.cancel(true));
2000	<	checkCompletedWithWrappedCancellationException(g);
2001	<
2002	<	r = new Noop();
2003	<	f = new CompletableFuture<>();
2004	<	f2 = new CompletableFuture<>();
2005	<	assertTrue(f2.cancel(true));
2006	<	g = f.runAfterEitherAsync(f2, r);
2007	<	checkCompletedWithWrappedCancellationException(g);
2008	<	}
2009	<
2010	<	/**
2011	<	* thenComposeAsync result completes normally after normal
2012	<	* completion of source
2013	<	*/
2014	<	public void testThenComposeAsync() {
2015	<	CompletableFuture<Integer> f, g;
2016	<	CompletableFutureInc r;
2017	<
2018	<	f = new CompletableFuture<>();
2019	<	g = f.thenComposeAsync(r = new CompletableFutureInc());
2020	<	f.complete(one);
2021	<	checkCompletedNormally(g, two);
1754	>	public void testRunAfterBoth_normalCompletion() {
1755	>	for (ExecutionMode m : ExecutionMode.values())
1756	>	for (boolean createIncomplete : new boolean[] { true, false })
1757	>	for (boolean fFirst : new boolean[] { true, false })
1758	>	for (Integer v1 : new Integer[] { 1, null })
1759	>	for (Integer v2 : new Integer[] { 2, null })
1760	>	{
1761	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1762	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1763	>	final Noop r = new Noop(m);
1764	>
1765	>	if (fFirst) f.complete(v1); else g.complete(v2);
1766	>	if (!createIncomplete)
1767	>	if (!fFirst) f.complete(v1); else g.complete(v2);
1768	>	final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1769	>	if (createIncomplete) {
1770	>	checkIncomplete(h);
1771	>	r.assertNotInvoked();
1772	>	if (!fFirst) f.complete(v1); else g.complete(v2);
1773	>	}
1774
1775	<	f = new CompletableFuture<>();
1776	<	f.complete(one);
1777	<	g = f.thenComposeAsync(r = new CompletableFutureInc());
1778	<	checkCompletedNormally(g, two);
1779	<	}
1775	>	checkCompletedNormally(h, null);
1776	>	r.assertInvoked();
1777	>	checkCompletedNormally(f, v1);
1778	>	checkCompletedNormally(g, v2);
1779	>	}}
1780
1781		/**
1782	<	* thenComposeAsync result completes exceptionally after
1783	<	* exceptional completion of source
1782	>	* runAfterBoth result completes exceptionally after exceptional
1783	>	* completion of either source
1784		*/
1785	<	public void testThenComposeAsync2() {
1786	<	CompletableFuture<Integer> f, g;
1787	<	CompletableFutureInc r;
1788	<
1789	<	f = new CompletableFuture<>();
1790	<	g = f.thenComposeAsync(r = new CompletableFutureInc());
1791	<	f.completeExceptionally(new CFException());
1792	<	checkCompletedWithWrappedCFException(g);
1793	<	assertFalse(r.ran);
1785	>	public void testRunAfterBoth_exceptionalCompletion() {
1786	>	for (ExecutionMode m : ExecutionMode.values())
1787	>	for (boolean createIncomplete : new boolean[] { true, false })
1788	>	for (boolean fFirst : new boolean[] { true, false })
1789	>	for (Integer v1 : new Integer[] { 1, null })
1790	>	{
1791	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1792	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1793	>	final CFException ex = new CFException();
1794	>	final Noop r = new Noop(m);
1795	>
1796	>	(fFirst ? f : g).complete(v1);
1797	>	if (!createIncomplete)
1798	>	(!fFirst ? f : g).completeExceptionally(ex);
1799	>	final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1800	>	if (createIncomplete) {
1801	>	checkIncomplete(h);
1802	>	(!fFirst ? f : g).completeExceptionally(ex);
1803	>	}
1804
1805	<	f = new CompletableFuture<>();
1806	<	f.completeExceptionally(new CFException());
1807	<	g = f.thenComposeAsync(r = new CompletableFutureInc());
1808	<	checkCompletedWithWrappedCFException(g);
1809	<	assertFalse(r.ran);
2048	<	}
1805	>	checkCompletedWithWrappedException(h, ex);
1806	>	r.assertNotInvoked();
1807	>	checkCompletedNormally(fFirst ? f : g, v1);
1808	>	checkCompletedExceptionally(!fFirst ? f : g, ex);
1809	>	}}
1810
1811		/**
1812	<	* thenComposeAsync result completes exceptionally if action does
1812	>	* runAfterBoth result completes exceptionally if either source cancelled
1813		*/
1814	<	public void testThenComposeAsync3() {
1815	<	CompletableFuture<Integer> f, g;
1816	<	FailingCompletableFutureFunction r;
1817	<
1818	<	f = new CompletableFuture<>();
1819	<	g = f.thenComposeAsync(r = new FailingCompletableFutureFunction());
1820	<	f.complete(one);
1821	<	checkCompletedWithWrappedCFException(g);
1814	>	public void testRunAfterBoth_sourceCancelled() {
1815	>	for (ExecutionMode m : ExecutionMode.values())
1816	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1817	>	for (boolean createIncomplete : new boolean[] { true, false })
1818	>	for (boolean fFirst : new boolean[] { true, false })
1819	>	for (Integer v1 : new Integer[] { 1, null })
1820	>	{
1821	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1822	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1823	>	final Noop r = new Noop(m);
1824	>
1825	>	(fFirst ? f : g).complete(v1);
1826	>	if (!createIncomplete)
1827	>	assertTrue((!fFirst ? f : g).cancel(mayInterruptIfRunning));
1828	>	final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1829	>	if (createIncomplete) {
1830	>	checkIncomplete(h);
1831	>	assertTrue((!fFirst ? f : g).cancel(mayInterruptIfRunning));
1832	>	}
1833
1834	<	f = new CompletableFuture<>();
1835	<	f.complete(one);
1836	<	g = f.thenComposeAsync(r = new FailingCompletableFutureFunction());
1837	<	checkCompletedWithWrappedCFException(g);
1838	<	}
1834	>	checkCompletedWithWrappedCancellationException(h);
1835	>	checkCancelled(!fFirst ? f : g);
1836	>	r.assertNotInvoked();
1837	>	checkCompletedNormally(fFirst ? f : g, v1);
1838	>	}}
1839
1840		/**
1841	<	* thenComposeAsync result completes exceptionally if source cancelled
1841	>	* runAfterBoth result completes exceptionally if action does
1842		*/
1843	<	public void testThenComposeAsync4() {
1844	<	CompletableFuture<Integer> f, g;
1845	<	CompletableFutureInc r;
1846	<
1847	<	f = new CompletableFuture<>();
1848	<	g = f.thenComposeAsync(r = new CompletableFutureInc());
1849	<	assertTrue(f.cancel(true));
1850	<	checkCompletedWithWrappedCancellationException(g);
1851	<
1852	<	f = new CompletableFuture<>();
1853	<	assertTrue(f.cancel(true));
1854	<	g = f.thenComposeAsync(r = new CompletableFutureInc());
1855	<	checkCompletedWithWrappedCancellationException(g);
1856	<	}
1843	>	public void testRunAfterBoth_actionFailed() {
1844	>	for (ExecutionMode m : ExecutionMode.values())
1845	>	for (boolean fFirst : new boolean[] { true, false })
1846	>	for (Integer v1 : new Integer[] { 1, null })
1847	>	for (Integer v2 : new Integer[] { 2, null })
1848	>	{
1849	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1850	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1851	>	final FailingRunnable r1 = new FailingRunnable(m);
1852	>	final FailingRunnable r2 = new FailingRunnable(m);
1853	>
1854	>	CompletableFuture<Void> h1 = m.runAfterBoth(f, g, r1);
1855	>	if (fFirst) {
1856	>	f.complete(v1);
1857	>	g.complete(v2);
1858	>	} else {
1859	>	g.complete(v2);
1860	>	f.complete(v1);
1861	>	}
1862	>	CompletableFuture<Void> h2 = m.runAfterBoth(f, g, r2);
1863
1864	<	// async with explicit executors
1864	>	checkCompletedWithWrappedCFException(h1);
1865	>	checkCompletedWithWrappedCFException(h2);
1866	>	checkCompletedNormally(f, v1);
1867	>	checkCompletedNormally(g, v2);
1868	>	}}
1869
1870		/**
1871	<	* thenRunAsync result completes normally after normal completion of source
1871	>	* applyToEither result completes normally after normal completion
1872	>	* of either source
1873		*/
1874	<	public void testThenRunAsyncE() {
1875	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1876	<	Noop r = new Noop();
1877	<	CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor());
1878	<	f.complete(null);
1879	<	checkCompletedNormally(g, null);
1880	<
1881	<	// reordered version
1882	<	f = new CompletableFuture<>();
1883	<	f.complete(null);
1884	<	r = new Noop();
1885	<	g = f.thenRunAsync(r, new ThreadExecutor());
1886	<	checkCompletedNormally(g, null);
1887	<	}
1874	>	public void testApplyToEither_normalCompletion() {
1875	>	for (ExecutionMode m : ExecutionMode.values())
1876	>	for (Integer v1 : new Integer[] { 1, null })
1877	>	for (Integer v2 : new Integer[] { 2, null })
1878	>	{
1879	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1880	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1881	>	final IncFunction[] rs = new IncFunction[6];
1882	>	for (int i = 0; i < rs.length; i++) rs[i] = new IncFunction(m);
1883	>
1884	>	final CompletableFuture<Integer> h0 = m.applyToEither(f, g, rs[0]);
1885	>	final CompletableFuture<Integer> h1 = m.applyToEither(g, f, rs[1]);
1886	>	checkIncomplete(h0);
1887	>	checkIncomplete(h1);
1888	>	rs[0].assertNotInvoked();
1889	>	rs[1].assertNotInvoked();
1890	>	f.complete(v1);
1891	>	checkCompletedNormally(h0, inc(v1));
1892	>	checkCompletedNormally(h1, inc(v1));
1893	>	final CompletableFuture<Integer> h2 = m.applyToEither(f, g, rs[2]);
1894	>	final CompletableFuture<Integer> h3 = m.applyToEither(g, f, rs[3]);
1895	>	checkCompletedNormally(h2, inc(v1));
1896	>	checkCompletedNormally(h3, inc(v1));
1897	>	g.complete(v2);
1898	>
1899	>	// unspecified behavior - both source completions available
1900	>	final CompletableFuture<Integer> h4 = m.applyToEither(f, g, rs[4]);
1901	>	final CompletableFuture<Integer> h5 = m.applyToEither(g, f, rs[5]);
1902	>	rs[4].assertValue(h4.join());
1903	>	rs[5].assertValue(h5.join());
1904	>	assertTrue(Objects.equals(inc(v1), h4.join()) ||
1905	>	Objects.equals(inc(v2), h4.join()));
1906	>	assertTrue(Objects.equals(inc(v1), h5.join()) ||
1907	>	Objects.equals(inc(v2), h5.join()));
1908	>
1909	>	checkCompletedNormally(f, v1);
1910	>	checkCompletedNormally(g, v2);
1911	>	checkCompletedNormally(h0, inc(v1));
1912	>	checkCompletedNormally(h1, inc(v1));
1913	>	checkCompletedNormally(h2, inc(v1));
1914	>	checkCompletedNormally(h3, inc(v1));
1915	>	for (int i = 0; i < 4; i++) rs[i].assertValue(inc(v1));
1916	>	}}
1917
1918		/**
1919	<	* thenRunAsync result completes exceptionally after exceptional
1920	<	* completion of source
1919	>	* applyToEither result completes exceptionally after exceptional
1920	>	* completion of either source
1921		*/
1922	<	public void testThenRunAsync2E() {
1923	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1924	<	Noop r = new Noop();
1925	<	CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor());
1926	<	f.completeExceptionally(new CFException());
1922	>	public void testApplyToEither_exceptionalCompletion() {
1923	>	for (ExecutionMode m : ExecutionMode.values())
1924	>	for (Integer v1 : new Integer[] { 1, null })
1925	>	{
1926	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1927	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1928	>	final CFException ex = new CFException();
1929	>	final IncFunction[] rs = new IncFunction[6];
1930	>	for (int i = 0; i < rs.length; i++) rs[i] = new IncFunction(m);
1931	>
1932	>	final CompletableFuture<Integer> h0 = m.applyToEither(f, g, rs[0]);
1933	>	final CompletableFuture<Integer> h1 = m.applyToEither(g, f, rs[1]);
1934	>	checkIncomplete(h0);
1935	>	checkIncomplete(h1);
1936	>	rs[0].assertNotInvoked();
1937	>	rs[1].assertNotInvoked();
1938	>	f.completeExceptionally(ex);
1939	>	checkCompletedWithWrappedException(h0, ex);
1940	>	checkCompletedWithWrappedException(h1, ex);
1941	>	final CompletableFuture<Integer> h2 = m.applyToEither(f, g, rs[2]);
1942	>	final CompletableFuture<Integer> h3 = m.applyToEither(g, f, rs[3]);
1943	>	checkCompletedWithWrappedException(h2, ex);
1944	>	checkCompletedWithWrappedException(h3, ex);
1945	>	g.complete(v1);
1946	>
1947	>	// unspecified behavior - both source completions available
1948	>	final CompletableFuture<Integer> h4 = m.applyToEither(f, g, rs[4]);
1949	>	final CompletableFuture<Integer> h5 = m.applyToEither(g, f, rs[5]);
1950		try {
1951	<	g.join();
1952	<	shouldThrow();
1953	<	} catch (Exception ok) {
1951	>	assertEquals(inc(v1), h4.join());
1952	>	rs[4].assertValue(inc(v1));
1953	>	} catch (CompletionException ok) {
1954	>	checkCompletedWithWrappedException(h4, ex);
1955	>	rs[4].assertNotInvoked();
1956	>	}
1957	>	try {
1958	>	assertEquals(inc(v1), h5.join());
1959	>	rs[5].assertValue(inc(v1));
1960	>	} catch (CompletionException ok) {
1961	>	checkCompletedWithWrappedException(h5, ex);
1962	>	rs[5].assertNotInvoked();
1963		}
2120	–	checkCompletedWithWrappedCFException(g);
2121	–	}
2122	–
2123	–	/**
2124	–	* thenRunAsync result completes exceptionally if action does
2125	–	*/
2126	–	public void testThenRunAsync3E() {
2127	–	CompletableFuture<Integer> f = new CompletableFuture<>();
2128	–	FailingNoop r = new FailingNoop();
2129	–	CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor());
2130	–	f.complete(null);
2131	–	checkCompletedWithWrappedCFException(g);
2132	–	}
2133	–
2134	–	/**
2135	–	* thenRunAsync result completes exceptionally if source cancelled
2136	–	*/
2137	–	public void testThenRunAsync4E() {
2138	–	CompletableFuture<Integer> f = new CompletableFuture<>();
2139	–	Noop r = new Noop();
2140	–	CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor());
2141	–	assertTrue(f.cancel(true));
2142	–	checkCompletedWithWrappedCancellationException(g);
2143	–	}
1964
1965	<	/**
1966	<	* thenApplyAsync result completes normally after normal completion of source
1967	<	*/
1968	<	public void testThenApplyAsyncE() {
1969	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1970	<	CompletableFuture<Integer> g = f.thenApplyAsync(inc, new ThreadExecutor());
1971	<	f.complete(one);
1972	<	checkCompletedNormally(g, two);
1973	<	}
1965	>	checkCompletedExceptionally(f, ex);
1966	>	checkCompletedNormally(g, v1);
1967	>	checkCompletedWithWrappedException(h0, ex);
1968	>	checkCompletedWithWrappedException(h1, ex);
1969	>	checkCompletedWithWrappedException(h2, ex);
1970	>	checkCompletedWithWrappedException(h3, ex);
1971	>	checkCompletedWithWrappedException(h4, ex);
1972	>	for (int i = 0; i < 4; i++) rs[i].assertNotInvoked();
1973	>	}}
1974	>
1975	>	public void testApplyToEither_exceptionalCompletion2() {
1976	>	for (ExecutionMode m : ExecutionMode.values())
1977	>	for (boolean fFirst : new boolean[] { true, false })
1978	>	for (Integer v1 : new Integer[] { 1, null })
1979	>	{
1980	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1981	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1982	>	final CFException ex = new CFException();
1983	>	final IncFunction[] rs = new IncFunction[6];
1984	>	for (int i = 0; i < rs.length; i++) rs[i] = new IncFunction(m);
1985	>
1986	>	final CompletableFuture<Integer> h0 = m.applyToEither(f, g, rs[0]);
1987	>	final CompletableFuture<Integer> h1 = m.applyToEither(g, f, rs[1]);
1988	>	if (fFirst) {
1989	>	f.complete(v1);
1990	>	g.completeExceptionally(ex);
1991	>	} else {
1992	>	g.completeExceptionally(ex);
1993	>	f.complete(v1);
1994	>	}
1995	>	final CompletableFuture<Integer> h2 = m.applyToEither(f, g, rs[2]);
1996	>	final CompletableFuture<Integer> h3 = m.applyToEither(g, f, rs[3]);
1997
1998	<	/**
1999	<	* thenApplyAsync result completes exceptionally after exceptional
2000	<	* completion of source
2001	<	*/
2002	<	public void testThenApplyAsync2E() {
2003	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2004	<	CompletableFuture<Integer> g = f.thenApplyAsync(inc, new ThreadExecutor());
2005	<	f.completeExceptionally(new CFException());
2006	<	checkCompletedWithWrappedCFException(g);
2007	<	}
1998	>	// unspecified behavior - both source completions available
1999	>	try {
2000	>	assertEquals(inc(v1), h0.join());
2001	>	rs[0].assertValue(inc(v1));
2002	>	} catch (CompletionException ok) {
2003	>	checkCompletedWithWrappedException(h0, ex);
2004	>	rs[0].assertNotInvoked();
2005	>	}
2006	>	try {
2007	>	assertEquals(inc(v1), h1.join());
2008	>	rs[1].assertValue(inc(v1));
2009	>	} catch (CompletionException ok) {
2010	>	checkCompletedWithWrappedException(h1, ex);
2011	>	rs[1].assertNotInvoked();
2012	>	}
2013	>	try {
2014	>	assertEquals(inc(v1), h2.join());
2015	>	rs[2].assertValue(inc(v1));
2016	>	} catch (CompletionException ok) {
2017	>	checkCompletedWithWrappedException(h2, ex);
2018	>	rs[2].assertNotInvoked();
2019	>	}
2020	>	try {
2021	>	assertEquals(inc(v1), h3.join());
2022	>	rs[3].assertValue(inc(v1));
2023	>	} catch (CompletionException ok) {
2024	>	checkCompletedWithWrappedException(h3, ex);
2025	>	rs[3].assertNotInvoked();
2026	>	}
2027
2028	<	/**
2029	<	* thenApplyAsync result completes exceptionally if action does
2030	<	*/
2169	<	public void testThenApplyAsync3E() {
2170	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2171	<	FailingFunction r = new FailingFunction();
2172	<	CompletableFuture<Integer> g = f.thenApplyAsync(r, new ThreadExecutor());
2173	<	f.complete(null);
2174	<	checkCompletedWithWrappedCFException(g);
2175	<	}
2028	>	checkCompletedNormally(f, v1);
2029	>	checkCompletedExceptionally(g, ex);
2030	>	}}
2031
2032		/**
2033	<	* thenApplyAsync result completes exceptionally if source cancelled
2033	>	* applyToEither result completes exceptionally if either source cancelled
2034		*/
2035	<	public void testThenApplyAsync4E() {
2036	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2037	<	CompletableFuture<Integer> g = f.thenApplyAsync(inc, new ThreadExecutor());
2038	<	assertTrue(f.cancel(true));
2039	<	checkCompletedWithWrappedCancellationException(g);
2040	<	}
2035	>	public void testApplyToEither_sourceCancelled() {
2036	>	for (ExecutionMode m : ExecutionMode.values())
2037	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2038	>	for (Integer v1 : new Integer[] { 1, null })
2039	>	{
2040	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2041	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2042	>	final IncFunction[] rs = new IncFunction[6];
2043	>	for (int i = 0; i < rs.length; i++) rs[i] = new IncFunction(m);
2044	>
2045	>	final CompletableFuture<Integer> h0 = m.applyToEither(f, g, rs[0]);
2046	>	final CompletableFuture<Integer> h1 = m.applyToEither(g, f, rs[1]);
2047	>	checkIncomplete(h0);
2048	>	checkIncomplete(h1);
2049	>	rs[0].assertNotInvoked();
2050	>	rs[1].assertNotInvoked();
2051	>	f.cancel(mayInterruptIfRunning);
2052	>	checkCompletedWithWrappedCancellationException(h0);
2053	>	checkCompletedWithWrappedCancellationException(h1);
2054	>	final CompletableFuture<Integer> h2 = m.applyToEither(f, g, rs[2]);
2055	>	final CompletableFuture<Integer> h3 = m.applyToEither(g, f, rs[3]);
2056	>	checkCompletedWithWrappedCancellationException(h2);
2057	>	checkCompletedWithWrappedCancellationException(h3);
2058	>	g.complete(v1);
2059	>
2060	>	// unspecified behavior - both source completions available
2061	>	final CompletableFuture<Integer> h4 = m.applyToEither(f, g, rs[4]);
2062	>	final CompletableFuture<Integer> h5 = m.applyToEither(g, f, rs[5]);
2063	>	try {
2064	>	assertEquals(inc(v1), h4.join());
2065	>	rs[4].assertValue(inc(v1));
2066	>	} catch (CompletionException ok) {
2067	>	checkCompletedWithWrappedCancellationException(h4);
2068	>	rs[4].assertNotInvoked();
2069	>	}
2070	>	try {
2071	>	assertEquals(inc(v1), h5.join());
2072	>	rs[5].assertValue(inc(v1));
2073	>	} catch (CompletionException ok) {
2074	>	checkCompletedWithWrappedCancellationException(h5);
2075	>	rs[5].assertNotInvoked();
2076	>	}
2077
2078	<	/**
2079	<	* thenAcceptAsync result completes normally after normal
2080	<	* completion of source
2081	<	*/
2082	<	public void testThenAcceptAsyncE() {
2083	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2084	<	IncAction r = new IncAction();
2085	<	CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor());
2086	<	f.complete(one);
2087	<	checkCompletedNormally(g, null);
2088	<	assertEquals(r.value, 2);
2089	<	}
2078	>	checkCancelled(f);
2079	>	checkCompletedNormally(g, v1);
2080	>	checkCompletedWithWrappedCancellationException(h0);
2081	>	checkCompletedWithWrappedCancellationException(h1);
2082	>	checkCompletedWithWrappedCancellationException(h2);
2083	>	checkCompletedWithWrappedCancellationException(h3);
2084	>	for (int i = 0; i < 4; i++) rs[i].assertNotInvoked();
2085	>	}}
2086	>
2087	>	public void testApplyToEither_sourceCancelled2() {
2088	>	for (ExecutionMode m : ExecutionMode.values())
2089	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2090	>	for (boolean fFirst : new boolean[] { true, false })
2091	>	for (Integer v1 : new Integer[] { 1, null })
2092	>	{
2093	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2094	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2095	>	final IncFunction[] rs = new IncFunction[6];
2096	>	for (int i = 0; i < rs.length; i++) rs[i] = new IncFunction(m);
2097	>
2098	>	final CompletableFuture<Integer> h0 = m.applyToEither(f, g, rs[0]);
2099	>	final CompletableFuture<Integer> h1 = m.applyToEither(g, f, rs[1]);
2100	>	if (fFirst) {
2101	>	f.complete(v1);
2102	>	g.cancel(mayInterruptIfRunning);
2103	>	} else {
2104	>	g.cancel(mayInterruptIfRunning);
2105	>	f.complete(v1);
2106	>	}
2107	>	final CompletableFuture<Integer> h2 = m.applyToEither(f, g, rs[2]);
2108	>	final CompletableFuture<Integer> h3 = m.applyToEither(g, f, rs[3]);
2109
2110	<	/**
2111	<	* thenAcceptAsync result completes exceptionally after exceptional
2112	<	* completion of source
2113	<	*/
2114	<	public void testThenAcceptAsync2E() {
2115	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2116	<	IncAction r = new IncAction();
2117	<	CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor());
2118	<	f.completeExceptionally(new CFException());
2119	<	checkCompletedWithWrappedCFException(g);
2120	<	}
2110	>	// unspecified behavior - both source completions available
2111	>	try {
2112	>	assertEquals(inc(v1), h0.join());
2113	>	rs[0].assertValue(inc(v1));
2114	>	} catch (CompletionException ok) {
2115	>	checkCompletedWithWrappedCancellationException(h0);
2116	>	rs[0].assertNotInvoked();
2117	>	}
2118	>	try {
2119	>	assertEquals(inc(v1), h1.join());
2120	>	rs[1].assertValue(inc(v1));
2121	>	} catch (CompletionException ok) {
2122	>	checkCompletedWithWrappedCancellationException(h1);
2123	>	rs[1].assertNotInvoked();
2124	>	}
2125	>	try {
2126	>	assertEquals(inc(v1), h2.join());
2127	>	rs[2].assertValue(inc(v1));
2128	>	} catch (CompletionException ok) {
2129	>	checkCompletedWithWrappedCancellationException(h2);
2130	>	rs[2].assertNotInvoked();
2131	>	}
2132	>	try {
2133	>	assertEquals(inc(v1), h3.join());
2134	>	rs[3].assertValue(inc(v1));
2135	>	} catch (CompletionException ok) {
2136	>	checkCompletedWithWrappedCancellationException(h3);
2137	>	rs[3].assertNotInvoked();
2138	>	}
2139
2140	<	/**
2141	<	* thenAcceptAsync result completes exceptionally if action does
2142	<	*/
2215	<	public void testThenAcceptAsync3E() {
2216	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2217	<	FailingConsumer r = new FailingConsumer();
2218	<	CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor());
2219	<	f.complete(null);
2220	<	checkCompletedWithWrappedCFException(g);
2221	<	}
2140	>	checkCompletedNormally(f, v1);
2141	>	checkCancelled(g);
2142	>	}}
2143
2144		/**
2145	<	* thenAcceptAsync result completes exceptionally if source cancelled
2145	>	* applyToEither result completes exceptionally if action does
2146		*/
2147	<	public void testThenAcceptAsync4E() {
2148	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2149	<	IncAction r = new IncAction();
2150	<	CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor());
2151	<	assertTrue(f.cancel(true));
2152	<	checkCompletedWithWrappedCancellationException(g);
2153	<	}
2147	>	public void testApplyToEither_actionFailed() {
2148	>	for (ExecutionMode m : ExecutionMode.values())
2149	>	for (Integer v1 : new Integer[] { 1, null })
2150	>	for (Integer v2 : new Integer[] { 2, null })
2151	>	{
2152	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2153	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2154	>	final FailingFunction[] rs = new FailingFunction[6];
2155	>	for (int i = 0; i < rs.length; i++) rs[i] = new FailingFunction(m);
2156	>
2157	>	final CompletableFuture<Integer> h0 = m.applyToEither(f, g, rs[0]);
2158	>	final CompletableFuture<Integer> h1 = m.applyToEither(g, f, rs[1]);
2159	>	f.complete(v1);
2160	>	final CompletableFuture<Integer> h2 = m.applyToEither(f, g, rs[2]);
2161	>	final CompletableFuture<Integer> h3 = m.applyToEither(g, f, rs[3]);
2162	>	checkCompletedWithWrappedCFException(h0);
2163	>	checkCompletedWithWrappedCFException(h1);
2164	>	checkCompletedWithWrappedCFException(h2);
2165	>	checkCompletedWithWrappedCFException(h3);
2166	>	for (int i = 0; i < 4; i++) rs[i].assertValue(v1);
2167	>
2168	>	g.complete(v2);
2169	>
2170	>	// unspecified behavior - both source completions available
2171	>	final CompletableFuture<Integer> h4 = m.applyToEither(f, g, rs[4]);
2172	>	final CompletableFuture<Integer> h5 = m.applyToEither(g, f, rs[5]);
2173	>
2174	>	checkCompletedWithWrappedCFException(h4);
2175	>	assertTrue(Objects.equals(v1, rs[4].value) ||
2176	>	Objects.equals(v2, rs[4].value));
2177	>	checkCompletedWithWrappedCFException(h5);
2178	>	assertTrue(Objects.equals(v1, rs[5].value) ||
2179	>	Objects.equals(v2, rs[5].value));
2180	>
2181	>	checkCompletedNormally(f, v1);
2182	>	checkCompletedNormally(g, v2);
2183	>	}}
2184
2185		/**
2186	<	* thenCombineAsync result completes normally after normal
2187	<	* completion of sources
2186	>	* acceptEither result completes normally after normal completion
2187	>	* of either source
2188		*/
2189	<	public void testThenCombineAsyncE() {
2190	<	CompletableFuture<Integer> f, g, h;
2191	<	ThreadExecutor e = new ThreadExecutor();
2192	<	int count = 0;
2193	<
2194	<	f = new CompletableFuture<>();
2195	<	g = new CompletableFuture<>();
2196	<	h = f.thenCombineAsync(g, subtract, e);
2197	<	f.complete(3);
2198	<	checkIncomplete(h);
2199	<	g.complete(1);
2200	<	checkCompletedNormally(h, 2);
2201	<	assertEquals(++count, e.count.get());
2202	<
2203	<	f = new CompletableFuture<>();
2204	<	g = new CompletableFuture<>();
2205	<	h = f.thenCombineAsync(g, subtract, e);
2206	<	g.complete(1);
2207	<	checkIncomplete(h);
2208	<	f.complete(3);
2209	<	checkCompletedNormally(h, 2);
2210	<	assertEquals(++count, e.count.get());
2211	<
2212	<	f = new CompletableFuture<>();
2213	<	g = new CompletableFuture<>();
2214	<	g.complete(1);
2215	<	f.complete(3);
2216	<	h = f.thenCombineAsync(g, subtract, e);
2217	<	checkCompletedNormally(h, 2);
2218	<	assertEquals(++count, e.count.get());
2219	<	}
2189	>	public void testAcceptEither_normalCompletion() {
2190	>	for (ExecutionMode m : ExecutionMode.values())
2191	>	for (Integer v1 : new Integer[] { 1, null })
2192	>	for (Integer v2 : new Integer[] { 2, null })
2193	>	{
2194	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2195	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2196	>	final NoopConsumer[] rs = new NoopConsumer[6];
2197	>	for (int i = 0; i < rs.length; i++) rs[i] = new NoopConsumer(m);
2198	>
2199	>	final CompletableFuture<Void> h0 = m.acceptEither(f, g, rs[0]);
2200	>	final CompletableFuture<Void> h1 = m.acceptEither(g, f, rs[1]);
2201	>	checkIncomplete(h0);
2202	>	checkIncomplete(h1);
2203	>	rs[0].assertNotInvoked();
2204	>	rs[1].assertNotInvoked();
2205	>	f.complete(v1);
2206	>	checkCompletedNormally(h0, null);
2207	>	checkCompletedNormally(h1, null);
2208	>	rs[0].assertValue(v1);
2209	>	rs[1].assertValue(v1);
2210	>	final CompletableFuture<Void> h2 = m.acceptEither(f, g, rs[2]);
2211	>	final CompletableFuture<Void> h3 = m.acceptEither(g, f, rs[3]);
2212	>	checkCompletedNormally(h2, null);
2213	>	checkCompletedNormally(h3, null);
2214	>	rs[2].assertValue(v1);
2215	>	rs[3].assertValue(v1);
2216	>	g.complete(v2);
2217	>
2218	>	// unspecified behavior - both source completions available
2219	>	final CompletableFuture<Void> h4 = m.acceptEither(f, g, rs[4]);
2220	>	final CompletableFuture<Void> h5 = m.acceptEither(g, f, rs[5]);
2221	>	checkCompletedNormally(h4, null);
2222	>	checkCompletedNormally(h5, null);
2223	>	assertTrue(Objects.equals(v1, rs[4].value) ||
2224	>	Objects.equals(v2, rs[4].value));
2225	>	assertTrue(Objects.equals(v1, rs[5].value) ||
2226	>	Objects.equals(v2, rs[5].value));
2227	>
2228	>	checkCompletedNormally(f, v1);
2229	>	checkCompletedNormally(g, v2);
2230	>	checkCompletedNormally(h0, null);
2231	>	checkCompletedNormally(h1, null);
2232	>	checkCompletedNormally(h2, null);
2233	>	checkCompletedNormally(h3, null);
2234	>	for (int i = 0; i < 4; i++) rs[i].assertValue(v1);
2235	>	}}
2236
2237		/**
2238	<	* thenCombineAsync result completes exceptionally after exceptional
2238	>	* acceptEither result completes exceptionally after exceptional
2239		* completion of either source
2240		*/
2241	<	public void testThenCombineAsync2E() {
2242	<	CompletableFuture<Integer> f, g, h;
2243	<	ThreadExecutor e = new ThreadExecutor();
2244	<	int count = 0;
2245	<
2246	<	f = new CompletableFuture<>();
2247	<	g = new CompletableFuture<>();
2248	<	h = f.thenCombineAsync(g, subtract, e);
2249	<	f.completeExceptionally(new CFException());
2250	<	checkIncomplete(h);
2251	<	g.complete(1);
2252	<	checkCompletedWithWrappedCFException(h);
2253	<
2254	<	f = new CompletableFuture<>();
2255	<	g = new CompletableFuture<>();
2256	<	h = f.thenCombineAsync(g, subtract, e);
2257	<	g.completeExceptionally(new CFException());
2258	<	checkIncomplete(h);
2259	<	f.complete(3);
2260	<	checkCompletedWithWrappedCFException(h);
2261	<
2262	<	f = new CompletableFuture<>();
2263	<	g = new CompletableFuture<>();
2264	<	g.completeExceptionally(new CFException());
2265	<	h = f.thenCombineAsync(g, subtract, e);
2266	<	checkIncomplete(h);
2267	<	f.complete(3);
2268	<	checkCompletedWithWrappedCFException(h);
2269	<
2270	<	assertEquals(0, e.count.get());
2271	<	}
2272	<
2273	<	/**
2274	<	* thenCombineAsync result completes exceptionally if action does
2275	<	*/
2276	<	public void testThenCombineAsync3E() {
2277	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2278	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2279	<	FailingBiFunction r = new FailingBiFunction();
2280	<	CompletableFuture<Integer> g = f.thenCombineAsync(f2, r, new ThreadExecutor());
2281	<	f.complete(one);
2282	<	checkIncomplete(g);
2283	<	assertFalse(r.ran);
2317	<	f2.complete(two);
2318	<	checkCompletedWithWrappedCFException(g);
2319	<	assertTrue(r.ran);
2320	<	}
2321	<
2322	<	/**
2323	<	* thenCombineAsync result completes exceptionally if either source cancelled
2324	<	*/
2325	<	public void testThenCombineAsync4E() {
2326	<	CompletableFuture<Integer> f, g, h;
2327	<	ThreadExecutor e = new ThreadExecutor();
2328	<
2329	<	f = new CompletableFuture<>();
2330	<	g = new CompletableFuture<>();
2331	<	h = f.thenCombineAsync(g, subtract, e);
2332	<	assertTrue(f.cancel(true));
2333	<	checkIncomplete(h);
2334	<	g.complete(1);
2335	<	checkCompletedWithWrappedCancellationException(h);
2336	<
2337	<	f = new CompletableFuture<>();
2338	<	g = new CompletableFuture<>();
2339	<	h = f.thenCombineAsync(g, subtract, e);
2340	<	assertTrue(g.cancel(true));
2341	<	checkIncomplete(h);
2342	<	f.complete(3);
2343	<	checkCompletedWithWrappedCancellationException(h);
2344	<
2345	<	f = new CompletableFuture<>();
2346	<	g = new CompletableFuture<>();
2347	<	assertTrue(g.cancel(true));
2348	<	h = f.thenCombineAsync(g, subtract, e);
2349	<	checkIncomplete(h);
2350	<	f.complete(3);
2351	<	checkCompletedWithWrappedCancellationException(h);
2352	<
2353	<	f = new CompletableFuture<>();
2354	<	g = new CompletableFuture<>();
2355	<	assertTrue(f.cancel(true));
2356	<	assertTrue(g.cancel(true));
2357	<	h = f.thenCombineAsync(g, subtract, e);
2358	<	checkCompletedWithWrappedCancellationException(h);
2359	<
2360	<	assertEquals(0, e.count.get());
2361	<	}
2362	<
2363	<	/**
2364	<	* thenAcceptBothAsync result completes normally after normal
2365	<	* completion of sources
2366	<	*/
2367	<	public void testThenAcceptBothAsyncE() {
2368	<	CompletableFuture<Integer> f, g;
2369	<	CompletableFuture<Void> h;
2370	<	SubtractAction r;
2371	<	ThreadExecutor e = new ThreadExecutor();
2372	<
2373	<	f = new CompletableFuture<>();
2374	<	g = new CompletableFuture<>();
2375	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2376	<	f.complete(3);
2377	<	checkIncomplete(h);
2378	<	g.complete(1);
2379	<	checkCompletedNormally(h, null);
2380	<	assertEquals(r.value, 2);
2381	<
2382	<	f = new CompletableFuture<>();
2383	<	g = new CompletableFuture<>();
2384	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2385	<	g.complete(1);
2386	<	checkIncomplete(h);
2387	<	f.complete(3);
2388	<	checkCompletedNormally(h, null);
2389	<	assertEquals(r.value, 2);
2390	<
2391	<	f = new CompletableFuture<>();
2392	<	g = new CompletableFuture<>();
2393	<	g.complete(1);
2394	<	f.complete(3);
2395	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2396	<	checkCompletedNormally(h, null);
2397	<	assertEquals(r.value, 2);
2398	<
2399	<	assertEquals(3, e.count.get());
2400	<	}
2401	<
2402	<	/**
2403	<	* thenAcceptBothAsync result completes exceptionally after exceptional
2404	<	* completion of source
2405	<	*/
2406	<	public void testThenAcceptBothAsync2E() {
2407	<	CompletableFuture<Integer> f, g;
2408	<	CompletableFuture<Void> h;
2409	<	SubtractAction r;
2410	<	ThreadExecutor e = new ThreadExecutor();
2411	<
2412	<	f = new CompletableFuture<>();
2413	<	g = new CompletableFuture<>();
2414	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2415	<	f.completeExceptionally(new CFException());
2416	<	checkIncomplete(h);
2417	<	g.complete(1);
2418	<	checkCompletedWithWrappedCFException(h);
2419	<
2420	<	f = new CompletableFuture<>();
2421	<	g = new CompletableFuture<>();
2422	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2423	<	g.completeExceptionally(new CFException());
2424	<	checkIncomplete(h);
2425	<	f.complete(3);
2426	<	checkCompletedWithWrappedCFException(h);
2427	<
2428	<	f = new CompletableFuture<>();
2429	<	g = new CompletableFuture<>();
2430	<	f.complete(3);
2431	<	g.completeExceptionally(new CFException());
2432	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2433	<	checkCompletedWithWrappedCFException(h);
2434	<
2435	<	f = new CompletableFuture<>();
2436	<	g = new CompletableFuture<>();
2437	<	f.completeExceptionally(new CFException());
2438	<	g.complete(3);
2439	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2440	<	checkCompletedWithWrappedCFException(h);
2441	<
2442	<	assertEquals(0, e.count.get());
2443	<	}
2444	<
2445	<	/**
2446	<	* thenAcceptBothAsync result completes exceptionally if action does
2447	<	*/
2448	<	public void testThenAcceptBothAsync3E() {
2449	<	CompletableFuture<Integer> f, g;
2450	<	CompletableFuture<Void> h;
2451	<	FailingBiConsumer r;
2452	<	ThreadExecutor e = new ThreadExecutor();
2453	<
2454	<	f = new CompletableFuture<>();
2455	<	g = new CompletableFuture<>();
2456	<	h = f.thenAcceptBothAsync(g, r = new FailingBiConsumer(), e);
2457	<	f.complete(3);
2458	<	checkIncomplete(h);
2459	<	g.complete(1);
2460	<	checkCompletedWithWrappedCFException(h);
2461	<
2462	<	f = new CompletableFuture<>();
2463	<	g = new CompletableFuture<>();
2464	<	f.complete(3);
2465	<	g.complete(1);
2466	<	h = f.thenAcceptBothAsync(g, r = new FailingBiConsumer(), e);
2467	<	checkCompletedWithWrappedCFException(h);
2468	<
2469	<	assertEquals(2, e.count.get());
2470	<	}
2471	<
2472	<	/**
2473	<	* thenAcceptBothAsync result completes exceptionally if either source cancelled
2474	<	*/
2475	<	public void testThenAcceptBothAsync4E() {
2476	<	CompletableFuture<Integer> f, g;
2477	<	CompletableFuture<Void> h;
2478	<	SubtractAction r;
2479	<	ThreadExecutor e = new ThreadExecutor();
2480	<
2481	<	f = new CompletableFuture<>();
2482	<	g = new CompletableFuture<>();
2483	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2484	<	assertTrue(f.cancel(true));
2485	<	checkIncomplete(h);
2486	<	g.complete(1);
2487	<	checkCompletedWithWrappedCancellationException(h);
2488	<
2489	<	f = new CompletableFuture<>();
2490	<	g = new CompletableFuture<>();
2491	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2492	<	assertTrue(g.cancel(true));
2493	<	checkIncomplete(h);
2494	<	f.complete(3);
2495	<	checkCompletedWithWrappedCancellationException(h);
2496	<
2497	<	f = new CompletableFuture<>();
2498	<	g = new CompletableFuture<>();
2499	<	f.complete(3);
2500	<	assertTrue(g.cancel(true));
2501	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2502	<	checkCompletedWithWrappedCancellationException(h);
2503	<
2504	<	f = new CompletableFuture<>();
2505	<	g = new CompletableFuture<>();
2506	<	assertTrue(f.cancel(true));
2507	<	g.complete(3);
2508	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2509	<	checkCompletedWithWrappedCancellationException(h);
2510	<
2511	<	assertEquals(0, e.count.get());
2512	<	}
2513	<
2514	<	/**
2515	<	* runAfterBothAsync result completes normally after normal
2516	<	* completion of sources
2517	<	*/
2518	<	public void testRunAfterBothAsyncE() {
2519	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2520	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2521	<	Noop r = new Noop();
2522	<	CompletableFuture<Void> g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
2523	<	f.complete(one);
2524	<	checkIncomplete(g);
2525	<	f2.complete(two);
2526	<	checkCompletedNormally(g, null);
2527	<	assertTrue(r.ran);
2528	<	}
2529	<
2530	<	/**
2531	<	* runAfterBothAsync result completes exceptionally after exceptional
2532	<	* completion of source
2533	<	*/
2534	<	public void testRunAfterBothAsync2E() {
2535	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2536	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2537	<	Noop r = new Noop();
2538	<	CompletableFuture<Void> g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
2539	<	f.completeExceptionally(new CFException());
2540	<	f2.complete(two);
2541	<	checkCompletedWithWrappedCFException(g);
2542	<
2543	<	r = new Noop();
2544	<	f = new CompletableFuture<>();
2545	<	f2 = new CompletableFuture<>();
2546	<	g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
2547	<	f.complete(one);
2548	<	f2.completeExceptionally(new CFException());
2549	<	checkCompletedWithWrappedCFException(g);
2550	<	}
2241	>	public void testAcceptEither_exceptionalCompletion() {
2242	>	for (ExecutionMode m : ExecutionMode.values())
2243	>	for (Integer v1 : new Integer[] { 1, null })
2244	>	{
2245	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2246	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2247	>	final CFException ex = new CFException();
2248	>	final NoopConsumer[] rs = new NoopConsumer[6];
2249	>	for (int i = 0; i < rs.length; i++) rs[i] = new NoopConsumer(m);
2250	>
2251	>	final CompletableFuture<Void> h0 = m.acceptEither(f, g, rs[0]);
2252	>	final CompletableFuture<Void> h1 = m.acceptEither(g, f, rs[1]);
2253	>	checkIncomplete(h0);
2254	>	checkIncomplete(h1);
2255	>	rs[0].assertNotInvoked();
2256	>	rs[1].assertNotInvoked();
2257	>	f.completeExceptionally(ex);
2258	>	checkCompletedWithWrappedException(h0, ex);
2259	>	checkCompletedWithWrappedException(h1, ex);
2260	>	final CompletableFuture<Void> h2 = m.acceptEither(f, g, rs[2]);
2261	>	final CompletableFuture<Void> h3 = m.acceptEither(g, f, rs[3]);
2262	>	checkCompletedWithWrappedException(h2, ex);
2263	>	checkCompletedWithWrappedException(h3, ex);
2264	>
2265	>	g.complete(v1);
2266	>
2267	>	// unspecified behavior - both source completions available
2268	>	final CompletableFuture<Void> h4 = m.acceptEither(f, g, rs[4]);
2269	>	final CompletableFuture<Void> h5 = m.acceptEither(g, f, rs[5]);
2270	>	try {
2271	>	assertNull(h4.join());
2272	>	rs[4].assertValue(v1);
2273	>	} catch (CompletionException ok) {
2274	>	checkCompletedWithWrappedException(h4, ex);
2275	>	rs[4].assertNotInvoked();
2276	>	}
2277	>	try {
2278	>	assertNull(h5.join());
2279	>	rs[5].assertValue(v1);
2280	>	} catch (CompletionException ok) {
2281	>	checkCompletedWithWrappedException(h5, ex);
2282	>	rs[5].assertNotInvoked();
2283	>	}
2284
2285	<	/**
2286	<	* runAfterBothAsync result completes exceptionally if action does
2287	<	*/
2288	<	public void testRunAfterBothAsync3E() {
2289	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2290	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2291	<	FailingNoop r = new FailingNoop();
2292	<	CompletableFuture<Void> g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
2293	<	f.complete(one);
2294	<	checkIncomplete(g);
2295	<	f2.complete(two);
2296	<	checkCompletedWithWrappedCFException(g);
2297	<	}
2285	>	checkCompletedExceptionally(f, ex);
2286	>	checkCompletedNormally(g, v1);
2287	>	checkCompletedWithWrappedException(h0, ex);
2288	>	checkCompletedWithWrappedException(h1, ex);
2289	>	checkCompletedWithWrappedException(h2, ex);
2290	>	checkCompletedWithWrappedException(h3, ex);
2291	>	checkCompletedWithWrappedException(h4, ex);
2292	>	for (int i = 0; i < 4; i++) rs[i].assertNotInvoked();
2293	>	}}
2294	>
2295	>	public void testAcceptEither_exceptionalCompletion2() {
2296	>	for (ExecutionMode m : ExecutionMode.values())
2297	>	for (boolean fFirst : new boolean[] { true, false })
2298	>	for (Integer v1 : new Integer[] { 1, null })
2299	>	{
2300	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2301	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2302	>	final CFException ex = new CFException();
2303	>	final NoopConsumer[] rs = new NoopConsumer[6];
2304	>	for (int i = 0; i < rs.length; i++) rs[i] = new NoopConsumer(m);
2305	>
2306	>	final CompletableFuture<Void> h0 = m.acceptEither(f, g, rs[0]);
2307	>	final CompletableFuture<Void> h1 = m.acceptEither(g, f, rs[1]);
2308	>	if (fFirst) {
2309	>	f.complete(v1);
2310	>	g.completeExceptionally(ex);
2311	>	} else {
2312	>	g.completeExceptionally(ex);
2313	>	f.complete(v1);
2314	>	}
2315	>	final CompletableFuture<Void> h2 = m.acceptEither(f, g, rs[2]);
2316	>	final CompletableFuture<Void> h3 = m.acceptEither(g, f, rs[3]);
2317
2318	<	/**
2319	<	* runAfterBothAsync result completes exceptionally if either source cancelled
2320	<	*/
2321	<	public void testRunAfterBothAsync4E() {
2322	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2323	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2324	<	Noop r = new Noop();
2325	<	CompletableFuture<Void> g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
2326	<	assertTrue(f.cancel(true));
2327	<	f2.complete(two);
2328	<	checkCompletedWithWrappedCancellationException(g);
2318	>	// unspecified behavior - both source completions available
2319	>	try {
2320	>	assertEquals(null, h0.join());
2321	>	rs[0].assertValue(v1);
2322	>	} catch (CompletionException ok) {
2323	>	checkCompletedWithWrappedException(h0, ex);
2324	>	rs[0].assertNotInvoked();
2325	>	}
2326	>	try {
2327	>	assertEquals(null, h1.join());
2328	>	rs[1].assertValue(v1);
2329	>	} catch (CompletionException ok) {
2330	>	checkCompletedWithWrappedException(h1, ex);
2331	>	rs[1].assertNotInvoked();
2332	>	}
2333	>	try {
2334	>	assertEquals(null, h2.join());
2335	>	rs[2].assertValue(v1);
2336	>	} catch (CompletionException ok) {
2337	>	checkCompletedWithWrappedException(h2, ex);
2338	>	rs[2].assertNotInvoked();
2339	>	}
2340	>	try {
2341	>	assertEquals(null, h3.join());
2342	>	rs[3].assertValue(v1);
2343	>	} catch (CompletionException ok) {
2344	>	checkCompletedWithWrappedException(h3, ex);
2345	>	rs[3].assertNotInvoked();
2346	>	}
2347
2348	<	r = new Noop();
2349	<	f = new CompletableFuture<>();
2350	<	f2 = new CompletableFuture<>();
2581	<	g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
2582	<	f.complete(one);
2583	<	assertTrue(f2.cancel(true));
2584	<	checkCompletedWithWrappedCancellationException(g);
2585	<	}
2348	>	checkCompletedNormally(f, v1);
2349	>	checkCompletedExceptionally(g, ex);
2350	>	}}
2351
2352		/**
2353	<	* applyToEitherAsync result completes normally after normal
2589	<	* completion of sources
2353	>	* acceptEither result completes exceptionally if either source cancelled
2354		*/
2355	<	public void testApplyToEitherAsyncE() {
2356	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2357	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2358	<	CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
2359	<	f.complete(one);
2360	<	checkCompletedNormally(g, two);
2355	>	public void testAcceptEither_sourceCancelled() {
2356	>	for (ExecutionMode m : ExecutionMode.values())
2357	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2358	>	for (Integer v1 : new Integer[] { 1, null })
2359	>	{
2360	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2361	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2362	>	final NoopConsumer[] rs = new NoopConsumer[6];
2363	>	for (int i = 0; i < rs.length; i++) rs[i] = new NoopConsumer(m);
2364	>
2365	>	final CompletableFuture<Void> h0 = m.acceptEither(f, g, rs[0]);
2366	>	final CompletableFuture<Void> h1 = m.acceptEither(g, f, rs[1]);
2367	>	checkIncomplete(h0);
2368	>	checkIncomplete(h1);
2369	>	rs[0].assertNotInvoked();
2370	>	rs[1].assertNotInvoked();
2371	>	f.cancel(mayInterruptIfRunning);
2372	>	checkCompletedWithWrappedCancellationException(h0);
2373	>	checkCompletedWithWrappedCancellationException(h1);
2374	>	final CompletableFuture<Void> h2 = m.acceptEither(f, g, rs[2]);
2375	>	final CompletableFuture<Void> h3 = m.acceptEither(g, f, rs[3]);
2376	>	checkCompletedWithWrappedCancellationException(h2);
2377	>	checkCompletedWithWrappedCancellationException(h3);
2378	>
2379	>	g.complete(v1);
2380	>
2381	>	// unspecified behavior - both source completions available
2382	>	final CompletableFuture<Void> h4 = m.acceptEither(f, g, rs[4]);
2383	>	final CompletableFuture<Void> h5 = m.acceptEither(g, f, rs[5]);
2384	>	try {
2385	>	assertNull(h4.join());
2386	>	rs[4].assertValue(v1);
2387	>	} catch (CompletionException ok) {
2388	>	checkCompletedWithWrappedCancellationException(h4);
2389	>	rs[4].assertNotInvoked();
2390	>	}
2391	>	try {
2392	>	assertNull(h5.join());
2393	>	rs[5].assertValue(v1);
2394	>	} catch (CompletionException ok) {
2395	>	checkCompletedWithWrappedCancellationException(h5);
2396	>	rs[5].assertNotInvoked();
2397	>	}
2398
2399	<	f = new CompletableFuture<>();
2400	<	f.complete(one);
2401	<	f2 = new CompletableFuture<>();
2402	<	g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
2403	<	checkCompletedNormally(g, two);
2404	<	}
2399	>	checkCancelled(f);
2400	>	checkCompletedNormally(g, v1);
2401	>	checkCompletedWithWrappedCancellationException(h0);
2402	>	checkCompletedWithWrappedCancellationException(h1);
2403	>	checkCompletedWithWrappedCancellationException(h2);
2404	>	checkCompletedWithWrappedCancellationException(h3);
2405	>	for (int i = 0; i < 4; i++) rs[i].assertNotInvoked();
2406	>	}}
2407
2408		/**
2409	<	* applyToEitherAsync result completes exceptionally after exceptional
2607	<	* completion of source
2409	>	* acceptEither result completes exceptionally if action does
2410		*/
2411	<	public void testApplyToEitherAsync2E() {
2412	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2413	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2414	<	CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
2415	<	f.completeExceptionally(new CFException());
2416	<	checkCompletedWithWrappedCFException(g);
2417	<
2418	<	f = new CompletableFuture<>();
2419	<	f2 = new CompletableFuture<>();
2420	<	f2.completeExceptionally(new CFException());
2421	<	g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
2422	<	f.complete(one);
2423	<	checkCompletedWithWrappedCFException(g);
2424	<	}
2411	>	public void testAcceptEither_actionFailed() {
2412	>	for (ExecutionMode m : ExecutionMode.values())
2413	>	for (Integer v1 : new Integer[] { 1, null })
2414	>	for (Integer v2 : new Integer[] { 2, null })
2415	>	{
2416	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2417	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2418	>	final FailingConsumer[] rs = new FailingConsumer[6];
2419	>	for (int i = 0; i < rs.length; i++) rs[i] = new FailingConsumer(m);
2420	>
2421	>	final CompletableFuture<Void> h0 = m.acceptEither(f, g, rs[0]);
2422	>	final CompletableFuture<Void> h1 = m.acceptEither(g, f, rs[1]);
2423	>	f.complete(v1);
2424	>	final CompletableFuture<Void> h2 = m.acceptEither(f, g, rs[2]);
2425	>	final CompletableFuture<Void> h3 = m.acceptEither(g, f, rs[3]);
2426	>	checkCompletedWithWrappedCFException(h0);
2427	>	checkCompletedWithWrappedCFException(h1);
2428	>	checkCompletedWithWrappedCFException(h2);
2429	>	checkCompletedWithWrappedCFException(h3);
2430	>	for (int i = 0; i < 4; i++) rs[i].assertValue(v1);
2431	>
2432	>	g.complete(v2);
2433	>
2434	>	// unspecified behavior - both source completions available
2435	>	final CompletableFuture<Void> h4 = m.acceptEither(f, g, rs[4]);
2436	>	final CompletableFuture<Void> h5 = m.acceptEither(g, f, rs[5]);
2437	>
2438	>	checkCompletedWithWrappedCFException(h4);
2439	>	assertTrue(Objects.equals(v1, rs[4].value) ||
2440	>	Objects.equals(v2, rs[4].value));
2441	>	checkCompletedWithWrappedCFException(h5);
2442	>	assertTrue(Objects.equals(v1, rs[5].value) ||
2443	>	Objects.equals(v2, rs[5].value));
2444	>
2445	>	checkCompletedNormally(f, v1);
2446	>	checkCompletedNormally(g, v2);
2447	>	}}
2448
2449		/**
2450	<	* applyToEitherAsync result completes exceptionally if action does
2450	>	* runAfterEither result completes normally after normal completion
2451	>	* of either source
2452		*/
2453	<	public void testApplyToEitherAsync3E() {
2454	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2455	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2456	<	FailingFunction r = new FailingFunction();
2457	<	CompletableFuture<Integer> g = f.applyToEitherAsync(f2, r, new ThreadExecutor());
2458	<	f.complete(one);
2459	<	checkCompletedWithWrappedCFException(g);
2460	<	}
2453	>	public void testRunAfterEither_normalCompletion() {
2454	>	for (ExecutionMode m : ExecutionMode.values())
2455	>	for (Integer v1 : new Integer[] { 1, null })
2456	>	for (Integer v2 : new Integer[] { 2, null })
2457	>	{
2458	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2459	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2460	>	final Noop[] rs = new Noop[6];
2461	>	for (int i = 0; i < rs.length; i++) rs[i] = new Noop(m);
2462	>
2463	>	final CompletableFuture<Void> h0 = m.runAfterEither(f, g, rs[0]);
2464	>	final CompletableFuture<Void> h1 = m.runAfterEither(g, f, rs[1]);
2465	>	checkIncomplete(h0);
2466	>	checkIncomplete(h1);
2467	>	rs[0].assertNotInvoked();
2468	>	rs[1].assertNotInvoked();
2469	>	f.complete(v1);
2470	>	checkCompletedNormally(h0, null);
2471	>	checkCompletedNormally(h1, null);
2472	>	rs[0].assertInvoked();
2473	>	rs[1].assertInvoked();
2474	>	final CompletableFuture<Void> h2 = m.runAfterEither(f, g, rs[2]);
2475	>	final CompletableFuture<Void> h3 = m.runAfterEither(g, f, rs[3]);
2476	>	checkCompletedNormally(h2, null);
2477	>	checkCompletedNormally(h3, null);
2478	>	rs[2].assertInvoked();
2479	>	rs[3].assertInvoked();
2480	>
2481	>	g.complete(v2);
2482	>
2483	>	final CompletableFuture<Void> h4 = m.runAfterEither(f, g, rs[4]);
2484	>	final CompletableFuture<Void> h5 = m.runAfterEither(g, f, rs[5]);
2485	>
2486	>	checkCompletedNormally(f, v1);
2487	>	checkCompletedNormally(g, v2);
2488	>	checkCompletedNormally(h0, null);
2489	>	checkCompletedNormally(h1, null);
2490	>	checkCompletedNormally(h2, null);
2491	>	checkCompletedNormally(h3, null);
2492	>	checkCompletedNormally(h4, null);
2493	>	checkCompletedNormally(h5, null);
2494	>	for (int i = 0; i < 6; i++) rs[i].assertInvoked();
2495	>	}}
2496
2497		/**
2498	<	* applyToEitherAsync result completes exceptionally if either source cancelled
2498	>	* runAfterEither result completes exceptionally after exceptional
2499	>	* completion of either source
2500		*/
2501	<	public void testApplyToEitherAsync4E() {
2502	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2503	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2504	<	CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
2505	<	assertTrue(f.cancel(true));
2506	<	checkCompletedWithWrappedCancellationException(g);
2501	>	public void testRunAfterEither_exceptionalCompletion() {
2502	>	for (ExecutionMode m : ExecutionMode.values())
2503	>	for (Integer v1 : new Integer[] { 1, null })
2504	>	{
2505	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2506	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2507	>	final CFException ex = new CFException();
2508	>	final Noop[] rs = new Noop[6];
2509	>	for (int i = 0; i < rs.length; i++) rs[i] = new Noop(m);
2510	>
2511	>	final CompletableFuture<Void> h0 = m.runAfterEither(f, g, rs[0]);
2512	>	final CompletableFuture<Void> h1 = m.runAfterEither(g, f, rs[1]);
2513	>	checkIncomplete(h0);
2514	>	checkIncomplete(h1);
2515	>	rs[0].assertNotInvoked();
2516	>	rs[1].assertNotInvoked();
2517	>	f.completeExceptionally(ex);
2518	>	checkCompletedWithWrappedException(h0, ex);
2519	>	checkCompletedWithWrappedException(h1, ex);
2520	>	final CompletableFuture<Void> h2 = m.runAfterEither(f, g, rs[2]);
2521	>	final CompletableFuture<Void> h3 = m.runAfterEither(g, f, rs[3]);
2522	>	checkCompletedWithWrappedException(h2, ex);
2523	>	checkCompletedWithWrappedException(h3, ex);
2524	>
2525	>	g.complete(v1);
2526	>
2527	>	// unspecified behavior - both source completions available
2528	>	final CompletableFuture<Void> h4 = m.runAfterEither(f, g, rs[4]);
2529	>	final CompletableFuture<Void> h5 = m.runAfterEither(g, f, rs[5]);
2530	>	try {
2531	>	assertNull(h4.join());
2532	>	rs[4].assertInvoked();
2533	>	} catch (CompletionException ok) {
2534	>	checkCompletedWithWrappedException(h4, ex);
2535	>	rs[4].assertNotInvoked();
2536	>	}
2537	>	try {
2538	>	assertNull(h5.join());
2539	>	rs[5].assertInvoked();
2540	>	} catch (CompletionException ok) {
2541	>	checkCompletedWithWrappedException(h5, ex);
2542	>	rs[5].assertNotInvoked();
2543	>	}
2544
2545	<	f = new CompletableFuture<>();
2546	<	f2 = new CompletableFuture<>();
2547	<	assertTrue(f2.cancel(true));
2548	<	g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
2549	<	checkCompletedWithWrappedCancellationException(g);
2550	<	}
2545	>	checkCompletedExceptionally(f, ex);
2546	>	checkCompletedNormally(g, v1);
2547	>	checkCompletedWithWrappedException(h0, ex);
2548	>	checkCompletedWithWrappedException(h1, ex);
2549	>	checkCompletedWithWrappedException(h2, ex);
2550	>	checkCompletedWithWrappedException(h3, ex);
2551	>	checkCompletedWithWrappedException(h4, ex);
2552	>	for (int i = 0; i < 4; i++) rs[i].assertNotInvoked();
2553	>	}}
2554	>
2555	>	public void testRunAfterEither_exceptionalCompletion2() {
2556	>	for (ExecutionMode m : ExecutionMode.values())
2557	>	for (boolean fFirst : new boolean[] { true, false })
2558	>	for (Integer v1 : new Integer[] { 1, null })
2559	>	{
2560	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2561	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2562	>	final CFException ex = new CFException();
2563	>	final Noop[] rs = new Noop[6];
2564	>	for (int i = 0; i < rs.length; i++) rs[i] = new Noop(m);
2565	>
2566	>	final CompletableFuture<Void> h0 = m.runAfterEither(f, g, rs[0]);
2567	>	final CompletableFuture<Void> h1 = m.runAfterEither(g, f, rs[1]);
2568	>	if (fFirst) {
2569	>	f.complete(v1);
2570	>	g.completeExceptionally(ex);
2571	>	} else {
2572	>	g.completeExceptionally(ex);
2573	>	f.complete(v1);
2574	>	}
2575	>	final CompletableFuture<Void> h2 = m.runAfterEither(f, g, rs[2]);
2576	>	final CompletableFuture<Void> h3 = m.runAfterEither(g, f, rs[3]);
2577
2578	<	/**
2579	<	* acceptEitherAsync result completes normally after normal
2580	<	* completion of sources
2581	<	*/
2582	<	public void testAcceptEitherAsyncE() {
2583	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2584	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2585	<	IncAction r = new IncAction();
2586	<	CompletableFuture<Void> g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2587	<	f.complete(one);
2588	<	checkCompletedNormally(g, null);
2589	<	assertEquals(r.value, 2);
2578	>	// unspecified behavior - both source completions available
2579	>	try {
2580	>	assertEquals(null, h0.join());
2581	>	rs[0].assertInvoked();
2582	>	} catch (CompletionException ok) {
2583	>	checkCompletedWithWrappedException(h0, ex);
2584	>	rs[0].assertNotInvoked();
2585	>	}
2586	>	try {
2587	>	assertEquals(null, h1.join());
2588	>	rs[1].assertInvoked();
2589	>	} catch (CompletionException ok) {
2590	>	checkCompletedWithWrappedException(h1, ex);
2591	>	rs[1].assertNotInvoked();
2592	>	}
2593	>	try {
2594	>	assertEquals(null, h2.join());
2595	>	rs[2].assertInvoked();
2596	>	} catch (CompletionException ok) {
2597	>	checkCompletedWithWrappedException(h2, ex);
2598	>	rs[2].assertNotInvoked();
2599	>	}
2600	>	try {
2601	>	assertEquals(null, h3.join());
2602	>	rs[3].assertInvoked();
2603	>	} catch (CompletionException ok) {
2604	>	checkCompletedWithWrappedException(h3, ex);
2605	>	rs[3].assertNotInvoked();
2606	>	}
2607
2608	<	r = new IncAction();
2609	<	f = new CompletableFuture<>();
2610	<	f.complete(one);
2669	<	f2 = new CompletableFuture<>();
2670	<	g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2671	<	checkCompletedNormally(g, null);
2672	<	assertEquals(r.value, 2);
2673	<	}
2608	>	checkCompletedNormally(f, v1);
2609	>	checkCompletedExceptionally(g, ex);
2610	>	}}
2611
2612		/**
2613	<	* acceptEitherAsync result completes exceptionally after exceptional
2677	<	* completion of source
2613	>	* runAfterEither result completes exceptionally if either source cancelled
2614		*/
2615	<	public void testAcceptEitherAsync2E() {
2616	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2617	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2618	<	IncAction r = new IncAction();
2619	<	CompletableFuture<Void> g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2620	<	f.completeExceptionally(new CFException());
2621	<	checkCompletedWithWrappedCFException(g);
2622	<
2623	<	r = new IncAction();
2624	<	f = new CompletableFuture<>();
2625	<	f2 = new CompletableFuture<>();
2626	<	f2.completeExceptionally(new CFException());
2627	<	g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2628	<	f.complete(one);
2629	<	checkCompletedWithWrappedCFException(g);
2630	<	}
2615	>	public void testRunAfterEither_sourceCancelled() {
2616	>	for (ExecutionMode m : ExecutionMode.values())
2617	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2618	>	for (Integer v1 : new Integer[] { 1, null })
2619	>	{
2620	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2621	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2622	>	final Noop[] rs = new Noop[6];
2623	>	for (int i = 0; i < rs.length; i++) rs[i] = new Noop(m);
2624	>
2625	>	final CompletableFuture<Void> h0 = m.runAfterEither(f, g, rs[0]);
2626	>	final CompletableFuture<Void> h1 = m.runAfterEither(g, f, rs[1]);
2627	>	checkIncomplete(h0);
2628	>	checkIncomplete(h1);
2629	>	rs[0].assertNotInvoked();
2630	>	rs[1].assertNotInvoked();
2631	>	f.cancel(mayInterruptIfRunning);
2632	>	checkCompletedWithWrappedCancellationException(h0);
2633	>	checkCompletedWithWrappedCancellationException(h1);
2634	>	final CompletableFuture<Void> h2 = m.runAfterEither(f, g, rs[2]);
2635	>	final CompletableFuture<Void> h3 = m.runAfterEither(g, f, rs[3]);
2636	>	checkCompletedWithWrappedCancellationException(h2);
2637	>	checkCompletedWithWrappedCancellationException(h3);
2638	>
2639	>	g.complete(v1);
2640	>
2641	>	// unspecified behavior - both source completions available
2642	>	final CompletableFuture<Void> h4 = m.runAfterEither(f, g, rs[4]);
2643	>	final CompletableFuture<Void> h5 = m.runAfterEither(g, f, rs[5]);
2644	>	try {
2645	>	assertNull(h4.join());
2646	>	rs[4].assertInvoked();
2647	>	} catch (CompletionException ok) {
2648	>	checkCompletedWithWrappedCancellationException(h4);
2649	>	rs[4].assertNotInvoked();
2650	>	}
2651	>	try {
2652	>	assertNull(h5.join());
2653	>	rs[5].assertInvoked();
2654	>	} catch (CompletionException ok) {
2655	>	checkCompletedWithWrappedCancellationException(h5);
2656	>	rs[5].assertNotInvoked();
2657	>	}
2658
2659	<	/**
2660	<	* acceptEitherAsync result completes exceptionally if action does
2661	<	*/
2662	<	public void testAcceptEitherAsync3E() {
2663	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2664	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2665	<	FailingConsumer r = new FailingConsumer();
2666	<	CompletableFuture<Void> g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2704	<	f.complete(one);
2705	<	checkCompletedWithWrappedCFException(g);
2706	<	}
2659	>	checkCancelled(f);
2660	>	checkCompletedNormally(g, v1);
2661	>	checkCompletedWithWrappedCancellationException(h0);
2662	>	checkCompletedWithWrappedCancellationException(h1);
2663	>	checkCompletedWithWrappedCancellationException(h2);
2664	>	checkCompletedWithWrappedCancellationException(h3);
2665	>	for (int i = 0; i < 4; i++) rs[i].assertNotInvoked();
2666	>	}}
2667
2668		/**
2669	<	* acceptEitherAsync result completes exceptionally if either
2710	<	* source cancelled
2669	>	* runAfterEither result completes exceptionally if action does
2670		*/
2671	<	public void testAcceptEitherAsync4E() {
2672	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2673	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2674	<	IncAction r = new IncAction();
2675	<	CompletableFuture<Void> g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2676	<	assertTrue(f.cancel(true));
2677	<	checkCompletedWithWrappedCancellationException(g);
2678	<
2679	<	r = new IncAction();
2680	<	f = new CompletableFuture<>();
2681	<	f2 = new CompletableFuture<>();
2682	<	assertTrue(f2.cancel(true));
2683	<	g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2684	<	checkCompletedWithWrappedCancellationException(g);
2685	<	}
2671	>	public void testRunAfterEither_actionFailed() {
2672	>	for (ExecutionMode m : ExecutionMode.values())
2673	>	for (Integer v1 : new Integer[] { 1, null })
2674	>	for (Integer v2 : new Integer[] { 2, null })
2675	>	{
2676	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2677	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2678	>	final FailingRunnable[] rs = new FailingRunnable[6];
2679	>	for (int i = 0; i < rs.length; i++) rs[i] = new FailingRunnable(m);
2680	>
2681	>	final CompletableFuture<Void> h0 = m.runAfterEither(f, g, rs[0]);
2682	>	final CompletableFuture<Void> h1 = m.runAfterEither(g, f, rs[1]);
2683	>	f.complete(v1);
2684	>	final CompletableFuture<Void> h2 = m.runAfterEither(f, g, rs[2]);
2685	>	final CompletableFuture<Void> h3 = m.runAfterEither(g, f, rs[3]);
2686	>	checkCompletedWithWrappedCFException(h0);
2687	>	checkCompletedWithWrappedCFException(h1);
2688	>	checkCompletedWithWrappedCFException(h2);
2689	>	checkCompletedWithWrappedCFException(h3);
2690	>	for (int i = 0; i < 4; i++) rs[i].assertInvoked();
2691	>	g.complete(v2);
2692	>	final CompletableFuture<Void> h4 = m.runAfterEither(f, g, rs[4]);
2693	>	final CompletableFuture<Void> h5 = m.runAfterEither(g, f, rs[5]);
2694	>	checkCompletedWithWrappedCFException(h4);
2695	>	checkCompletedWithWrappedCFException(h5);
2696	>
2697	>	checkCompletedNormally(f, v1);
2698	>	checkCompletedNormally(g, v2);
2699	>	for (int i = 0; i < 6; i++) rs[i].assertInvoked();
2700	>	}}
2701
2702		/**
2703	<	* runAfterEitherAsync result completes normally after normal
2730	<	* completion of sources
2703	>	* thenCompose result completes normally after normal completion of source
2704		*/
2705	<	public void testRunAfterEitherAsyncE() {
2706	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2707	<	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);
2747	<	assertTrue(r.ran);
2748	<	}
2705	>	public void testThenCompose_normalCompletion() {
2706	>	for (ExecutionMode m : ExecutionMode.values())
2707	>	for (boolean createIncomplete : new boolean[] { true, false })
2708	>	for (Integer v1 : new Integer[] { 1, null })
2709	>	{
2710	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2711	>	final CompletableFutureInc r = new CompletableFutureInc(m);
2712	>	if (!createIncomplete) f.complete(v1);
2713	>	final CompletableFuture<Integer> g = m.thenCompose(f, r);
2714	>	if (createIncomplete) f.complete(v1);
2715	>
2716	>	checkCompletedNormally(g, inc(v1));
2717	>	checkCompletedNormally(f, v1);
2718	>	r.assertValue(v1);
2719	>	}}
2720
2721		/**
2722	<	* runAfterEitherAsync result completes exceptionally after exceptional
2722	>	* thenCompose result completes exceptionally after exceptional
2723		* completion of source
2724		*/
2725	<	public void testRunAfterEitherAsync2E() {
2726	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2727	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2728	<	Noop r = new Noop();
2729	<	CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
2730	<	f.completeExceptionally(new CFException());
2731	<	checkCompletedWithWrappedCFException(g);
2732	<
2733	<	r = new Noop();
2734	<	f = new CompletableFuture<>();
2735	<	f2 = new CompletableFuture<>();
2736	<	f2.completeExceptionally(new CFException());
2737	<	g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
2738	<	f.complete(one);
2739	<	checkCompletedWithWrappedCFException(g);
2769	<	}
2725	>	public void testThenCompose_exceptionalCompletion() {
2726	>	for (ExecutionMode m : ExecutionMode.values())
2727	>	for (boolean createIncomplete : new boolean[] { true, false })
2728	>	{
2729	>	final CFException ex = new CFException();
2730	>	final CompletableFutureInc r = new CompletableFutureInc(m);
2731	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2732	>	if (!createIncomplete) f.completeExceptionally(ex);
2733	>	final CompletableFuture<Integer> g = m.thenCompose(f, r);
2734	>	if (createIncomplete) f.completeExceptionally(ex);
2735	>
2736	>	checkCompletedWithWrappedException(g, ex);
2737	>	checkCompletedExceptionally(f, ex);
2738	>	r.assertNotInvoked();
2739	>	}}
2740
2741		/**
2742	<	* runAfterEitherAsync result completes exceptionally if action does
2773	<	*/
2774	<	public void testRunAfterEitherAsync3E() {
2775	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2776	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2777	<	FailingNoop r = new FailingNoop();
2778	<	CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
2779	<	f.complete(one);
2780	<	checkCompletedWithWrappedCFException(g);
2781	<	}
2782	<
2783	<	/**
2784	<	* runAfterEitherAsync result completes exceptionally if either
2785	<	* source cancelled
2786	<	*/
2787	<	public void testRunAfterEitherAsync4E() {
2788	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2789	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2790	<	Noop r = new Noop();
2791	<	CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
2792	<	assertTrue(f.cancel(true));
2793	<	checkCompletedWithWrappedCancellationException(g);
2794	<
2795	<	r = new Noop();
2796	<	f = new CompletableFuture<>();
2797	<	f2 = new CompletableFuture<>();
2798	<	assertTrue(f2.cancel(true));
2799	<	g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
2800	<	checkCompletedWithWrappedCancellationException(g);
2801	<	}
2802	<
2803	<	/**
2804	<	* thenComposeAsync result completes normally after normal
2805	<	* completion of source
2742	>	* thenCompose result completes exceptionally if action does
2743		*/
2744	<	public void testThenComposeAsyncE() {
2745	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2746	<	CompletableFutureInc r = new CompletableFutureInc();
2747	<	CompletableFuture<Integer> g = f.thenComposeAsync(r, new ThreadExecutor());
2748	<	f.complete(one);
2749	<	checkCompletedNormally(g, two);
2750	<	}
2744	>	public void testThenCompose_actionFailed() {
2745	>	for (ExecutionMode m : ExecutionMode.values())
2746	>	for (boolean createIncomplete : new boolean[] { true, false })
2747	>	for (Integer v1 : new Integer[] { 1, null })
2748	>	{
2749	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2750	>	final FailingCompletableFutureFunction r
2751	>	= new FailingCompletableFutureFunction(m);
2752	>	if (!createIncomplete) f.complete(v1);
2753	>	final CompletableFuture<Integer> g = m.thenCompose(f, r);
2754	>	if (createIncomplete) f.complete(v1);
2755
2815	–	/**
2816	–	* thenComposeAsync result completes exceptionally after
2817	–	* exceptional completion of source
2818	–	*/
2819	–	public void testThenComposeAsync2E() {
2820	–	CompletableFuture<Integer> f = new CompletableFuture<>();
2821	–	CompletableFutureInc r = new CompletableFutureInc();
2822	–	CompletableFuture<Integer> g = f.thenComposeAsync(r, new ThreadExecutor());
2823	–	f.completeExceptionally(new CFException());
2756		checkCompletedWithWrappedCFException(g);
2757	<	}
2757	>	checkCompletedNormally(f, v1);
2758	>	}}
2759
2760		/**
2761	<	* thenComposeAsync result completes exceptionally if action does
2761	>	* thenCompose result completes exceptionally if source cancelled
2762		*/
2763	<	public void testThenComposeAsync3E() {
2764	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2765	<	FailingCompletableFutureFunction r = new FailingCompletableFutureFunction();
2766	<	CompletableFuture<Integer> g = f.thenComposeAsync(r, new ThreadExecutor());
2767	<	f.complete(one);
2768	<	checkCompletedWithWrappedCFException(g);
2769	<	}
2763	>	public void testThenCompose_sourceCancelled() {
2764	>	for (ExecutionMode m : ExecutionMode.values())
2765	>	for (boolean createIncomplete : new boolean[] { true, false })
2766	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2767	>	{
2768	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2769	>	final CompletableFutureInc r = new CompletableFutureInc(m);
2770	>	if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
2771	>	final CompletableFuture<Integer> g = m.thenCompose(f, r);
2772	>	if (createIncomplete) {
2773	>	checkIncomplete(g);
2774	>	assertTrue(f.cancel(mayInterruptIfRunning));
2775	>	}
2776
2838	–	/**
2839	–	* thenComposeAsync result completes exceptionally if source cancelled
2840	–	*/
2841	–	public void testThenComposeAsync4E() {
2842	–	CompletableFuture<Integer> f = new CompletableFuture<>();
2843	–	CompletableFutureInc r = new CompletableFutureInc();
2844	–	CompletableFuture<Integer> g = f.thenComposeAsync(r, new ThreadExecutor());
2845	–	assertTrue(f.cancel(true));
2777		checkCompletedWithWrappedCancellationException(g);
2778	<	}
2778	>	checkCancelled(f);
2779	>	}}
2780
2781		// other static methods
2782
#	Line 2863 | Line 2795 | public class CompletableFutureTest exten
2795		*/
2796		public void testAllOf_normal() throws Exception {
2797		for (int k = 1; k < 20; ++k) {
2798	<	CompletableFuture<Integer>[] fs = (CompletableFuture<Integer>[]) new CompletableFuture[k];
2798	>	CompletableFuture<Integer>[] fs
2799	>	= (CompletableFuture<Integer>[]) new CompletableFuture[k];
2800		for (int i = 0; i < k; ++i)
2801		fs[i] = new CompletableFuture<>();
2802		CompletableFuture<Void> f = CompletableFuture.allOf(fs);
#	Line 2877 | Line 2810 | public class CompletableFutureTest exten
2810		}
2811		}
2812
2813	+	public void testAllOf_backwards() throws Exception {
2814	+	for (int k = 1; k < 20; ++k) {
2815	+	CompletableFuture<Integer>[] fs
2816	+	= (CompletableFuture<Integer>[]) new CompletableFuture[k];
2817	+	for (int i = 0; i < k; ++i)
2818	+	fs[i] = new CompletableFuture<>();
2819	+	CompletableFuture<Void> f = CompletableFuture.allOf(fs);
2820	+	for (int i = k - 1; i >= 0; i--) {
2821	+	checkIncomplete(f);
2822	+	checkIncomplete(CompletableFuture.allOf(fs));
2823	+	fs[i].complete(one);
2824	+	}
2825	+	checkCompletedNormally(f, null);
2826	+	checkCompletedNormally(CompletableFuture.allOf(fs), null);
2827	+	}
2828	+	}
2829	+
2830		/**
2831		* anyOf(no component futures) returns an incomplete future
2832		*/
#	Line 2933 | Line 2883 | public class CompletableFutureTest exten
2883		ThreadExecutor exec = new ThreadExecutor();
2884
2885		Runnable[] throwingActions = {
2886	<	() -> { CompletableFuture.supplyAsync(null); },
2887	<	() -> { CompletableFuture.supplyAsync(null, exec); },
2888	<	() -> { CompletableFuture.supplyAsync(supplyOne, null); },
2889	<
2890	<	() -> { CompletableFuture.runAsync(null); },
2891	<	() -> { CompletableFuture.runAsync(null, exec); },
2892	<	() -> { CompletableFuture.runAsync(() -> {}, null); },
2893	<
2894	<	() -> { f.completeExceptionally(null); },
2895	<
2896	<	() -> { 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); },
2886	>	() -> CompletableFuture.supplyAsync(null),
2887	>	() -> CompletableFuture.supplyAsync(null, exec),
2888	>	() -> CompletableFuture.supplyAsync(new IntegerSupplier(ExecutionMode.DEFAULT, 42), null),
2889	>
2890	>	() -> CompletableFuture.runAsync(null),
2891	>	() -> CompletableFuture.runAsync(null, exec),
2892	>	() -> CompletableFuture.runAsync(() -> {}, null),
2893	>
2894	>	() -> f.completeExceptionally(null),
2895	>
2896	>	() -> 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(ExecutionMode.EXECUTOR), 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	>
2978	>	() -> f.obtrudeException(null),
2979		};
2980
2981		assertThrows(NullPointerException.class, throwingActions);
#	Line 3038 | Line 2990 | public class CompletableFutureTest exten
2990		assertSame(f, f.toCompletableFuture());
2991		}
2992
3041	–	/**
3042	–	* whenComplete action executes on normal completion, propagating
3043	–	* source result.
3044	–	*/
3045	–	public void testWhenComplete1() {
3046	–	final AtomicInteger a = new AtomicInteger();
3047	–	CompletableFuture<Integer> f = new CompletableFuture<>();
3048	–	CompletableFuture<Integer> g =
3049	–	f.whenComplete((Integer x, Throwable t) -> a.getAndIncrement());
3050	–	f.complete(three);
3051	–	checkCompletedNormally(f, three);
3052	–	checkCompletedNormally(g, three);
3053	–	assertEquals(a.get(), 1);
3054	–	}
3055	–
3056	–	/**
3057	–	* whenComplete action executes on exceptional completion, propagating
3058	–	* source result.
3059	–	*/
3060	–	public void testWhenComplete2() {
3061	–	final AtomicInteger a = new AtomicInteger();
3062	–	CompletableFuture<Integer> f = new CompletableFuture<>();
3063	–	CompletableFuture<Integer> g =
3064	–	f.whenComplete((Integer x, Throwable t) -> a.getAndIncrement());
3065	–	f.completeExceptionally(new CFException());
3066	–	assertTrue(f.isCompletedExceptionally());
3067	–	assertTrue(g.isCompletedExceptionally());
3068	–	assertEquals(a.get(), 1);
3069	–	}
3070	–
3071	–	/**
3072	–	* If a whenComplete action throws an exception when triggered by
3073	–	* a normal completion, it completes exceptionally
3074	–	*/
3075	–	public void testWhenComplete3() {
3076	–	CompletableFuture<Integer> f = new CompletableFuture<>();
3077	–	CompletableFuture<Integer> g =
3078	–	f.whenComplete((Integer x, Throwable t) ->
3079	–	{ throw new CFException(); } );
3080	–	f.complete(three);
3081	–	checkCompletedNormally(f, three);
3082	–	assertTrue(g.isCompletedExceptionally());
3083	–	checkCompletedWithWrappedCFException(g);
3084	–	}
3085	–
3086	–	/**
3087	–	* whenCompleteAsync action executes on normal completion, propagating
3088	–	* source result.
3089	–	*/
3090	–	public void testWhenCompleteAsync1() {
3091	–	final AtomicInteger a = new AtomicInteger();
3092	–	CompletableFuture<Integer> f = new CompletableFuture<>();
3093	–	CompletableFuture<Integer> g =
3094	–	f.whenCompleteAsync((Integer x, Throwable t) -> a.getAndIncrement());
3095	–	f.complete(three);
3096	–	checkCompletedNormally(f, three);
3097	–	checkCompletedNormally(g, three);
3098	–	assertEquals(a.get(), 1);
3099	–	}
3100	–
3101	–	/**
3102	–	* whenCompleteAsync action executes on exceptional completion, propagating
3103	–	* source result.
3104	–	*/
3105	–	public void testWhenCompleteAsync2() {
3106	–	final AtomicInteger a = new AtomicInteger();
3107	–	CompletableFuture<Integer> f = new CompletableFuture<>();
3108	–	CompletableFuture<Integer> g =
3109	–	f.whenCompleteAsync((Integer x, Throwable t) -> a.getAndIncrement());
3110	–	f.completeExceptionally(new CFException());
3111	–	checkCompletedWithWrappedCFException(f);
3112	–	checkCompletedWithWrappedCFException(g);
3113	–	}
3114	–
3115	–	/**
3116	–	* If a whenCompleteAsync action throws an exception when
3117	–	* triggered by a normal completion, it completes exceptionally
3118	–	*/
3119	–	public void testWhenCompleteAsync3() {
3120	–	CompletableFuture<Integer> f = new CompletableFuture<>();
3121	–	CompletableFuture<Integer> g =
3122	–	f.whenCompleteAsync((Integer x, Throwable t) ->
3123	–	{ throw new CFException(); } );
3124	–	f.complete(three);
3125	–	checkCompletedNormally(f, three);
3126	–	checkCompletedWithWrappedCFException(g);
3127	–	}
3128	–
3129	–	/**
3130	–	* whenCompleteAsync action executes on normal completion, propagating
3131	–	* source result.
3132	–	*/
3133	–	public void testWhenCompleteAsync1e() {
3134	–	final AtomicInteger a = new AtomicInteger();
3135	–	ThreadExecutor exec = new ThreadExecutor();
3136	–	CompletableFuture<Integer> f = new CompletableFuture<>();
3137	–	CompletableFuture<Integer> g =
3138	–	f.whenCompleteAsync((Integer x, Throwable t) -> a.getAndIncrement(),
3139	–	exec);
3140	–	f.complete(three);
3141	–	checkCompletedNormally(f, three);
3142	–	checkCompletedNormally(g, three);
3143	–	assertEquals(a.get(), 1);
3144	–	}
3145	–
3146	–	/**
3147	–	* whenCompleteAsync action executes on exceptional completion, propagating
3148	–	* source result.
3149	–	*/
3150	–	public void testWhenCompleteAsync2e() {
3151	–	final AtomicInteger a = new AtomicInteger();
3152	–	ThreadExecutor exec = new ThreadExecutor();
3153	–	CompletableFuture<Integer> f = new CompletableFuture<>();
3154	–	CompletableFuture<Integer> g =
3155	–	f.whenCompleteAsync((Integer x, Throwable t) -> a.getAndIncrement(),
3156	–	exec);
3157	–	f.completeExceptionally(new CFException());
3158	–	checkCompletedWithWrappedCFException(f);
3159	–	checkCompletedWithWrappedCFException(g);
3160	–	}
3161	–
3162	–	/**
3163	–	* If a whenCompleteAsync action throws an exception when triggered
3164	–	* by a normal completion, it completes exceptionally
3165	–	*/
3166	–	public void testWhenCompleteAsync3e() {
3167	–	ThreadExecutor exec = new ThreadExecutor();
3168	–	CompletableFuture<Integer> f = new CompletableFuture<>();
3169	–	CompletableFuture<Integer> g =
3170	–	f.whenCompleteAsync((Integer x, Throwable t) ->
3171	–	{ throw new CFException(); },
3172	–	exec);
3173	–	f.complete(three);
3174	–	checkCompletedNormally(f, three);
3175	–	checkCompletedWithWrappedCFException(g);
3176	–	}
3177	–
3178	–	/**
3179	–	* handleAsync action completes normally with function value on
3180	–	* either normal or exceptional completion of source
3181	–	*/
3182	–	public void testHandleAsync() {
3183	–	CompletableFuture<Integer> f, g;
3184	–	IntegerHandler r;
3185	–
3186	–	f = new CompletableFuture<>();
3187	–	g = f.handleAsync(r = new IntegerHandler());
3188	–	assertFalse(r.ran);
3189	–	f.completeExceptionally(new CFException());
3190	–	checkCompletedWithWrappedCFException(f);
3191	–	checkCompletedNormally(g, three);
3192	–	assertTrue(r.ran);
3193	–
3194	–	f = new CompletableFuture<>();
3195	–	g = f.handleAsync(r = new IntegerHandler());
3196	–	assertFalse(r.ran);
3197	–	f.completeExceptionally(new CFException());
3198	–	checkCompletedWithWrappedCFException(f);
3199	–	checkCompletedNormally(g, three);
3200	–	assertTrue(r.ran);
3201	–
3202	–	f = new CompletableFuture<>();
3203	–	g = f.handleAsync(r = new IntegerHandler());
3204	–	assertFalse(r.ran);
3205	–	f.complete(one);
3206	–	checkCompletedNormally(f, one);
3207	–	checkCompletedNormally(g, two);
3208	–	assertTrue(r.ran);
3209	–
3210	–	f = new CompletableFuture<>();
3211	–	g = f.handleAsync(r = new IntegerHandler());
3212	–	assertFalse(r.ran);
3213	–	f.complete(one);
3214	–	checkCompletedNormally(f, one);
3215	–	checkCompletedNormally(g, two);
3216	–	assertTrue(r.ran);
3217	–	}
3218	–
3219	–	/**
3220	–	* handleAsync action with Executor completes normally with
3221	–	* function value on either normal or exceptional completion of
3222	–	* source
3223	–	*/
3224	–	public void testHandleAsync2() {
3225	–	CompletableFuture<Integer> f, g;
3226	–	ThreadExecutor exec = new ThreadExecutor();
3227	–	IntegerHandler r;
3228	–
3229	–	f = new CompletableFuture<>();
3230	–	g = f.handleAsync(r = new IntegerHandler(), exec);
3231	–	assertFalse(r.ran);
3232	–	f.completeExceptionally(new CFException());
3233	–	checkCompletedWithWrappedCFException(f);
3234	–	checkCompletedNormally(g, three);
3235	–	assertTrue(r.ran);
3236	–
3237	–	f = new CompletableFuture<>();
3238	–	g = f.handleAsync(r = new IntegerHandler(), exec);
3239	–	assertFalse(r.ran);
3240	–	f.completeExceptionally(new CFException());
3241	–	checkCompletedWithWrappedCFException(f);
3242	–	checkCompletedNormally(g, three);
3243	–	assertTrue(r.ran);
3244	–
3245	–	f = new CompletableFuture<>();
3246	–	g = f.handleAsync(r = new IntegerHandler(), exec);
3247	–	assertFalse(r.ran);
3248	–	f.complete(one);
3249	–	checkCompletedNormally(f, one);
3250	–	checkCompletedNormally(g, two);
3251	–	assertTrue(r.ran);
3252	–
3253	–	f = new CompletableFuture<>();
3254	–	g = f.handleAsync(r = new IntegerHandler(), exec);
3255	–	assertFalse(r.ran);
3256	–	f.complete(one);
3257	–	checkCompletedNormally(f, one);
3258	–	checkCompletedNormally(g, two);
3259	–	assertTrue(r.ran);
3260	–	}
3261	–
2993		}

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