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Comparing jsr166/src/test/tck/CompletableFutureTest.java (file contents):
Revision 1.30 by jsr166, Mon Jul 22 18:25:42 2013 UTC vs.
Revision 1.77 by jsr166, Sat Jun 7 21:46:50 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	+	for (ExecutionMode m : ExecutionMode.values())
321	+	{
322		CompletableFuture<Integer> f = new CompletableFuture<>();
323	<	assertEquals(f.getNumberOfDependents(), 0);
324	<	CompletableFuture g = f.thenRun(new Noop());
325	<	assertEquals(f.getNumberOfDependents(), 1);
326	<	assertEquals(g.getNumberOfDependents(), 0);
327	<	CompletableFuture h = f.thenRun(new Noop());
328	<	assertEquals(f.getNumberOfDependents(), 2);
323	>	assertEquals(0, f.getNumberOfDependents());
324	>	final CompletableFuture<Void> g = m.thenRun(f, new Noop(m));
325	>	assertEquals(1, f.getNumberOfDependents());
326	>	assertEquals(0, g.getNumberOfDependents());
327	>	final CompletableFuture<Void> h = m.thenRun(f, new Noop(m));
328	>	assertEquals(2, f.getNumberOfDependents());
329	>	assertEquals(0, h.getNumberOfDependents());
330		f.complete(1);
331		checkCompletedNormally(g, null);
332	<	assertEquals(f.getNumberOfDependents(), 0);
333	<	assertEquals(g.getNumberOfDependents(), 0);
334	<	}
332	>	checkCompletedNormally(h, null);
333	>	assertEquals(0, f.getNumberOfDependents());
334	>	assertEquals(0, g.getNumberOfDependents());
335	>	assertEquals(0, h.getNumberOfDependents());
336	>	}}
337
338		/**
339		* toString indicates current completion state
#	Line 274 | Line 350 | public class CompletableFutureTest exten
350		f = new CompletableFuture<String>();
351		f.completeExceptionally(new IndexOutOfBoundsException());
352		assertTrue(f.toString().contains("[Completed exceptionally]"));
353	+
354	+	for (boolean mayInterruptIfRunning : new boolean[] { true, false }) {
355	+	f = new CompletableFuture<String>();
356	+	f.cancel(mayInterruptIfRunning);
357	+	assertTrue(f.toString().contains("[Completed exceptionally]"));
358	+	}
359		}
360
361		/**
#	Line 284 | Line 366 | public class CompletableFutureTest exten
366		checkCompletedNormally(f, "test");
367		}
368
369	<	// Choose non-commutative actions for better coverage
370	<
371	<	static final Supplier<Integer> supplyOne =
372	<	() -> Integer.valueOf(1);
373	<	static final Function<Integer, Integer> inc =
374	<	(Integer x) -> Integer.valueOf(x.intValue() + 1);
375	<	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();
369	>	abstract class CheckedAction {
370	>	int invocationCount = 0;
371	>	final ExecutionMode m;
372	>	CheckedAction(ExecutionMode m) { this.m = m; }
373	>	void invoked() {
374	>	m.checkExecutionMode();
375	>	assertEquals(0, invocationCount++);
376		}
377	<	}
378	<	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(); }
377	>	void assertNotInvoked() { assertEquals(0, invocationCount); }
378	>	void assertInvoked() { assertEquals(1, invocationCount); }
379		}
380
381	<	static final class CompletableFutureInc
382	<	implements Function<Integer, CompletableFuture<Integer>> {
383	<	boolean ran;
384	<	public CompletableFuture<Integer> apply(Integer x) {
385	<	ran = true;
386	<	CompletableFuture<Integer> f = new CompletableFuture<>();
341	<	f.complete(Integer.valueOf(x.intValue() + 1));
342	<	return f;
381	>	abstract class CheckedIntegerAction extends CheckedAction {
382	>	Integer value;
383	>	CheckedIntegerAction(ExecutionMode m) { super(m); }
384	>	void assertValue(Integer expected) {
385	>	assertInvoked();
386	>	assertEquals(expected, value);
387		}
388		}
389
390	<	static final class FailingCompletableFutureFunction
391	<	implements Function<Integer, CompletableFuture<Integer>> {
392	<	boolean ran;
393	<	public CompletableFuture<Integer> apply(Integer x) {
394	<	ran = true; throw new CFException();
390	>	class IntegerSupplier extends CheckedAction
391	>	implements Supplier<Integer>
392	>	{
393	>	final Integer value;
394	>	IntegerSupplier(ExecutionMode m, Integer value) {
395	>	super(m);
396	>	this.value = value;
397		}
398	<	}
399	<
400	<	// 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();
398	>	public Integer get() {
399	>	invoked();
400	>	return value;
401		}
402		}
403
404	<	static final class ExceptionToInteger implements Function<Throwable, Integer> {
405	<	public Integer apply(Throwable x) { return Integer.valueOf(3); }
404	>	// A function that handles and produces null values as well.
405	>	static Integer inc(Integer x) {
406	>	return (x == null) ? null : x + 1;
407		}
408
409	<	static final class IntegerHandler implements BiFunction<Integer, Throwable, Integer> {
410	<	boolean ran;
411	<	public Integer apply(Integer x, Throwable t) {
412	<	ran = true;
413	<	return (t == null) ? two : three;
409	>	class NoopConsumer extends CheckedIntegerAction
410	>	implements Consumer<Integer>
411	>	{
412	>	NoopConsumer(ExecutionMode m) { super(m); }
413	>	public void accept(Integer x) {
414	>	invoked();
415	>	value = x;
416		}
417		}
418
419	<	/**
420	<	* exceptionally action completes with function value on source
421	<	* exception; otherwise with source value
422	<	*/
423	<	public void testExceptionally() {
424	<	CompletableFuture<Integer> f = new CompletableFuture<>();
425	<	ExceptionToInteger r = new ExceptionToInteger();
426	<	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);
419	>	class IncFunction extends CheckedIntegerAction
420	>	implements Function<Integer,Integer>
421	>	{
422	>	IncFunction(ExecutionMode m) { super(m); }
423	>	public Integer apply(Integer x) {
424	>	invoked();
425	>	return value = inc(x);
426	>	}
427		}
428
429	<	/**
430	<	* Failing supplyAsync completes exceptionally
431	<	*/
432	<	public void testSupplyAsync3() {
433	<	FailingSupplier r = new FailingSupplier();
434	<	CompletableFuture<Integer> f = CompletableFuture.supplyAsync(r);
489	<	checkCompletedWithWrappedCFException(f);
490	<	assertTrue(r.ran);
429	>	// Choose non-commutative actions for better coverage
430	>	// A non-commutative function that handles and produces null values as well.
431	>	static Integer subtract(Integer x, Integer y) {
432	>	return (x == null && y == null) ? null :
433	>	((x == null) ? 42 : x.intValue())
434	>	- ((y == null) ? 99 : y.intValue());
435		}
436
437	<	// seq completion methods
438	<
439	<	/**
440	<	* thenRun result completes normally after normal completion of source
441	<	*/
442	<	public void testThenRun() {
443	<	CompletableFuture<Integer> f;
444	<	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);
437	>	class SubtractAction extends CheckedIntegerAction
438	>	implements BiConsumer<Integer, Integer>
439	>	{
440	>	SubtractAction(ExecutionMode m) { super(m); }
441	>	public void accept(Integer x, Integer y) {
442	>	invoked();
443	>	value = subtract(x, y);
444	>	}
445		}
446
447	<	/**
448	<	* thenRun result completes exceptionally after exceptional
449	<	* completion of source
450	<	*/
451	<	public void testThenRun2() {
452	<	CompletableFuture<Integer> f;
453	<	CompletableFuture<Void> g;
454	<	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);
447	>	class SubtractFunction extends CheckedIntegerAction
448	>	implements BiFunction<Integer, Integer, Integer>
449	>	{
450	>	SubtractFunction(ExecutionMode m) { super(m); }
451	>	public Integer apply(Integer x, Integer y) {
452	>	invoked();
453	>	return value = subtract(x, y);
454	>	}
455		}
456
457	<	/**
458	<	* thenRun result completes exceptionally if action does
459	<	*/
460	<	public void testThenRun3() {
461	<	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);
457	>	class Noop extends CheckedAction implements Runnable {
458	>	Noop(ExecutionMode m) { super(m); }
459	>	public void run() {
460	>	invoked();
461	>	}
462		}
463
464	<	/**
465	<	* thenRun result completes exceptionally if source cancelled
466	<	*/
467	<	public void testThenRun4() {
468	<	CompletableFuture<Integer> f;
469	<	CompletableFuture<Void> g;
470	<	Noop r;
471	<
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);
464	>	class FailingSupplier extends CheckedAction
465	>	implements Supplier<Integer>
466	>	{
467	>	FailingSupplier(ExecutionMode m) { super(m); }
468	>	public Integer get() {
469	>	invoked();
470	>	throw new CFException();
471	>	}
472		}
473
474	<	/**
475	<	* thenApply result completes normally after normal completion of source
476	<	*/
477	<	public void testThenApply() {
478	<	CompletableFuture<Integer> f = new CompletableFuture<>();
479	<	CompletableFuture<Integer> g = f.thenApply(inc);
480	<	f.complete(one);
481	<	checkCompletedNormally(g, two);
474	>	class FailingConsumer extends CheckedIntegerAction
475	>	implements Consumer<Integer>
476	>	{
477	>	FailingConsumer(ExecutionMode m) { super(m); }
478	>	public void accept(Integer x) {
479	>	invoked();
480	>	value = x;
481	>	throw new CFException();
482	>	}
483		}
484
485	<	/**
486	<	* thenApply result completes exceptionally after exceptional
487	<	* completion of source
488	<	*/
489	<	public void testThenApply2() {
490	<	CompletableFuture<Integer> f = new CompletableFuture<>();
491	<	CompletableFuture<Integer> g = f.thenApply(inc);
492	<	f.completeExceptionally(new CFException());
493	<	checkCompletedWithWrappedCFException(g);
485	>	class FailingBiConsumer extends CheckedIntegerAction
486	>	implements BiConsumer<Integer, Integer>
487	>	{
488	>	FailingBiConsumer(ExecutionMode m) { super(m); }
489	>	public void accept(Integer x, Integer y) {
490	>	invoked();
491	>	value = subtract(x, y);
492	>	throw new CFException();
493	>	}
494		}
495
496	<	/**
497	<	* thenApply result completes exceptionally if action does
498	<	*/
499	<	public void testThenApply3() {
500	<	CompletableFuture<Integer> f = new CompletableFuture<>();
501	<	CompletableFuture<Integer> g = f.thenApply(new FailingFunction());
502	<	f.complete(one);
503	<	checkCompletedWithWrappedCFException(g);
496	>	class FailingFunction extends CheckedIntegerAction
497	>	implements Function<Integer, Integer>
498	>	{
499	>	FailingFunction(ExecutionMode m) { super(m); }
500	>	public Integer apply(Integer x) {
501	>	invoked();
502	>	value = x;
503	>	throw new CFException();
504	>	}
505		}
506
507	<	/**
508	<	* thenApply result completes exceptionally if source cancelled
509	<	*/
510	<	public void testThenApply4() {
511	<	CompletableFuture<Integer> f = new CompletableFuture<>();
512	<	CompletableFuture<Integer> g = f.thenApply(inc);
513	<	assertTrue(f.cancel(true));
514	<	checkCompletedWithWrappedCancellationException(g);
507	>	class FailingBiFunction extends CheckedIntegerAction
508	>	implements BiFunction<Integer, Integer, Integer>
509	>	{
510	>	FailingBiFunction(ExecutionMode m) { super(m); }
511	>	public Integer apply(Integer x, Integer y) {
512	>	invoked();
513	>	value = subtract(x, y);
514	>	throw new CFException();
515	>	}
516		}
517
518	<	/**
519	<	* thenAccept result completes normally after normal completion of source
520	<	*/
521	<	public void testThenAccept() {
522	<	CompletableFuture<Integer> f = new CompletableFuture<>();
523	<	IncAction r = new IncAction();
623	<	CompletableFuture<Void> g = f.thenAccept(r);
624	<	f.complete(one);
625	<	checkCompletedNormally(g, null);
626	<	assertEquals(r.value, 2);
518	>	class FailingRunnable extends CheckedAction implements Runnable {
519	>	FailingRunnable(ExecutionMode m) { super(m); }
520	>	public void run() {
521	>	invoked();
522	>	throw new CFException();
523	>	}
524		}
525
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	–	}
526
527	<	/**
528	<	* thenAccept result completes exceptionally if action does
529	<	*/
530	<	public void testThenAccept3() {
531	<	CompletableFuture<Integer> f = new CompletableFuture<>();
532	<	FailingConsumer r = new FailingConsumer();
533	<	CompletableFuture<Void> g = f.thenAccept(r);
534	<	f.complete(one);
535	<	checkCompletedWithWrappedCFException(g);
536	<	assertTrue(r.ran);
527	>	class CompletableFutureInc extends CheckedIntegerAction
528	>	implements Function<Integer, CompletableFuture<Integer>>
529	>	{
530	>	CompletableFutureInc(ExecutionMode m) { super(m); }
531	>	public CompletableFuture<Integer> apply(Integer x) {
532	>	invoked();
533	>	value = x;
534	>	CompletableFuture<Integer> f = new CompletableFuture<>();
535	>	f.complete(inc(x));
536	>	return f;
537	>	}
538		}
539
540	<	/**
541	<	* thenAccept result completes exceptionally if source cancelled
542	<	*/
543	<	public void testThenAccept4() {
544	<	CompletableFuture<Integer> f = new CompletableFuture<>();
545	<	IncAction r = new IncAction();
546	<	CompletableFuture<Void> g = f.thenAccept(r);
547	<	assertTrue(f.cancel(true));
548	<	checkCompletedWithWrappedCancellationException(g);
540	>	class FailingCompletableFutureFunction extends CheckedIntegerAction
541	>	implements Function<Integer, CompletableFuture<Integer>>
542	>	{
543	>	FailingCompletableFutureFunction(ExecutionMode m) { super(m); }
544	>	public CompletableFuture<Integer> apply(Integer x) {
545	>	invoked();
546	>	value = x;
547	>	throw new CFException();
548	>	}
549		}
550
551	<	/**
552	<	* thenCombine result completes normally after normal completion
553	<	* of sources
554	<	*/
555	<	public void testThenCombine() {
556	<	CompletableFuture<Integer> f, g, h;
557	<
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);
551	>	// Used for explicit executor tests
552	>	static final class ThreadExecutor implements Executor {
553	>	final AtomicInteger count = new AtomicInteger(0);
554	>	static final ThreadGroup tg = new ThreadGroup("ThreadExecutor");
555	>	static boolean startedCurrentThread() {
556	>	return Thread.currentThread().getThreadGroup() == tg;
557	>	}
558
559	<	f = new CompletableFuture<>();
560	<	g = new CompletableFuture<>();
561	<	g.complete(1);
562	<	f.complete(3);
691	<	h = f.thenCombine(g, subtract);
692	<	checkCompletedNormally(h, 2);
559	>	public void execute(Runnable r) {
560	>	count.getAndIncrement();
561	>	new Thread(tg, r).start();
562	>	}
563		}
564
565		/**
566	<	* thenCombine result completes exceptionally after exceptional
567	<	* completion of either source
566	>	* Permits the testing of parallel code for the 3 different
567	>	* execution modes without copy/pasting all the test methods.
568		*/
569	<	public void testThenCombine2() {
570	<	CompletableFuture<Integer> f, g, h;
571	<
572	<	f = new CompletableFuture<>();
573	<	g = new CompletableFuture<>();
574	<	h = f.thenCombine(g, subtract);
575	<	f.completeExceptionally(new CFException());
576	<	checkIncomplete(h);
577	<	g.complete(1);
578	<	checkCompletedWithWrappedCFException(h);
579	<
580	<	f = new CompletableFuture<>();
581	<	g = new CompletableFuture<>();
582	<	h = f.thenCombine(g, subtract);
583	<	g.completeExceptionally(new CFException());
584	<	checkIncomplete(h);
585	<	f.complete(3);
586	<	checkCompletedWithWrappedCFException(h);
569	>	enum ExecutionMode {
570	>	DEFAULT {
571	>	public void checkExecutionMode() {
572	>	assertFalse(ThreadExecutor.startedCurrentThread());
573	>	assertNull(ForkJoinTask.getPool());
574	>	}
575	>	public CompletableFuture<Void> runAsync(Runnable a) {
576	>	throw new UnsupportedOperationException();
577	>	}
578	>	public <U> CompletableFuture<U> supplyAsync(Supplier<U> a) {
579	>	throw new UnsupportedOperationException();
580	>	}
581	>	public <T> CompletableFuture<Void> thenRun
582	>	(CompletableFuture<T> f, Runnable a) {
583	>	return f.thenRun(a);
584	>	}
585	>	public <T> CompletableFuture<Void> thenAccept
586	>	(CompletableFuture<T> f, Consumer<? super T> a) {
587	>	return f.thenAccept(a);
588	>	}
589	>	public <T,U> CompletableFuture<U> thenApply
590	>	(CompletableFuture<T> f, Function<? super T,U> a) {
591	>	return f.thenApply(a);
592	>	}
593	>	public <T,U> CompletableFuture<U> thenCompose
594	>	(CompletableFuture<T> f,
595	>	Function<? super T,? extends CompletionStage<U>> a) {
596	>	return f.thenCompose(a);
597	>	}
598	>	public <T,U> CompletableFuture<U> handle
599	>	(CompletableFuture<T> f,
600	>	BiFunction<? super T,Throwable,? extends U> a) {
601	>	return f.handle(a);
602	>	}
603	>	public <T> CompletableFuture<T> whenComplete
604	>	(CompletableFuture<T> f,
605	>	BiConsumer<? super T,? super Throwable> a) {
606	>	return f.whenComplete(a);
607	>	}
608	>	public <T,U> CompletableFuture<Void> runAfterBoth
609	>	(CompletableFuture<T> f, CompletableFuture<U> g, Runnable a) {
610	>	return f.runAfterBoth(g, a);
611	>	}
612	>	public <T,U> CompletableFuture<Void> thenAcceptBoth
613	>	(CompletableFuture<T> f,
614	>	CompletionStage<? extends U> g,
615	>	BiConsumer<? super T,? super U> a) {
616	>	return f.thenAcceptBoth(g, a);
617	>	}
618	>	public <T,U,V> CompletableFuture<V> thenCombine
619	>	(CompletableFuture<T> f,
620	>	CompletionStage<? extends U> g,
621	>	BiFunction<? super T,? super U,? extends V> a) {
622	>	return f.thenCombine(g, a);
623	>	}
624	>	public <T> CompletableFuture<Void> runAfterEither
625	>	(CompletableFuture<T> f,
626	>	CompletionStage<?> g,
627	>	java.lang.Runnable a) {
628	>	return f.runAfterEither(g, a);
629	>	}
630	>	public <T> CompletableFuture<Void> acceptEither
631	>	(CompletableFuture<T> f,
632	>	CompletionStage<? extends T> g,
633	>	Consumer<? super T> a) {
634	>	return f.acceptEither(g, a);
635	>	}
636	>	public <T,U> CompletableFuture<U> applyToEither
637	>	(CompletableFuture<T> f,
638	>	CompletionStage<? extends T> g,
639	>	Function<? super T,U> a) {
640	>	return f.applyToEither(g, a);
641	>	}
642	>	},
643
644	<	f = new CompletableFuture<>();
645	<	g = new CompletableFuture<>();
646	<	f.complete(3);
647	<	g.completeExceptionally(new CFException());
648	<	h = f.thenCombine(g, subtract);
649	<	checkCompletedWithWrappedCFException(h);
644	>	ASYNC {
645	>	public void checkExecutionMode() {
646	>	assertSame(ForkJoinPool.commonPool(),
647	>	ForkJoinTask.getPool());
648	>	}
649	>	public CompletableFuture<Void> runAsync(Runnable a) {
650	>	return CompletableFuture.runAsync(a);
651	>	}
652	>	public <U> CompletableFuture<U> supplyAsync(Supplier<U> a) {
653	>	return CompletableFuture.supplyAsync(a);
654	>	}
655	>	public <T> CompletableFuture<Void> thenRun
656	>	(CompletableFuture<T> f, Runnable a) {
657	>	return f.thenRunAsync(a);
658	>	}
659	>	public <T> CompletableFuture<Void> thenAccept
660	>	(CompletableFuture<T> f, Consumer<? super T> a) {
661	>	return f.thenAcceptAsync(a);
662	>	}
663	>	public <T,U> CompletableFuture<U> thenApply
664	>	(CompletableFuture<T> f, Function<? super T,U> a) {
665	>	return f.thenApplyAsync(a);
666	>	}
667	>	public <T,U> CompletableFuture<U> thenCompose
668	>	(CompletableFuture<T> f,
669	>	Function<? super T,? extends CompletionStage<U>> a) {
670	>	return f.thenComposeAsync(a);
671	>	}
672	>	public <T,U> CompletableFuture<U> handle
673	>	(CompletableFuture<T> f,
674	>	BiFunction<? super T,Throwable,? extends U> a) {
675	>	return f.handleAsync(a);
676	>	}
677	>	public <T> CompletableFuture<T> whenComplete
678	>	(CompletableFuture<T> f,
679	>	BiConsumer<? super T,? super Throwable> a) {
680	>	return f.whenCompleteAsync(a);
681	>	}
682	>	public <T,U> CompletableFuture<Void> runAfterBoth
683	>	(CompletableFuture<T> f, CompletableFuture<U> g, Runnable a) {
684	>	return f.runAfterBothAsync(g, a);
685	>	}
686	>	public <T,U> CompletableFuture<Void> thenAcceptBoth
687	>	(CompletableFuture<T> f,
688	>	CompletionStage<? extends U> g,
689	>	BiConsumer<? super T,? super U> a) {
690	>	return f.thenAcceptBothAsync(g, a);
691	>	}
692	>	public <T,U,V> CompletableFuture<V> thenCombine
693	>	(CompletableFuture<T> f,
694	>	CompletionStage<? extends U> g,
695	>	BiFunction<? super T,? super U,? extends V> a) {
696	>	return f.thenCombineAsync(g, a);
697	>	}
698	>	public <T> CompletableFuture<Void> runAfterEither
699	>	(CompletableFuture<T> f,
700	>	CompletionStage<?> g,
701	>	java.lang.Runnable a) {
702	>	return f.runAfterEitherAsync(g, a);
703	>	}
704	>	public <T> CompletableFuture<Void> acceptEither
705	>	(CompletableFuture<T> f,
706	>	CompletionStage<? extends T> g,
707	>	Consumer<? super T> a) {
708	>	return f.acceptEitherAsync(g, a);
709	>	}
710	>	public <T,U> CompletableFuture<U> applyToEither
711	>	(CompletableFuture<T> f,
712	>	CompletionStage<? extends T> g,
713	>	Function<? super T,U> a) {
714	>	return f.applyToEitherAsync(g, a);
715	>	}
716	>	},
717
718	<	f = new CompletableFuture<>();
719	<	g = new CompletableFuture<>();
720	<	f.completeExceptionally(new CFException());
721	<	g.complete(3);
722	<	h = f.thenCombine(g, subtract);
723	<	checkCompletedWithWrappedCFException(h);
724	<	}
718	>	EXECUTOR {
719	>	public void checkExecutionMode() {
720	>	assertTrue(ThreadExecutor.startedCurrentThread());
721	>	}
722	>	public CompletableFuture<Void> runAsync(Runnable a) {
723	>	return CompletableFuture.runAsync(a, new ThreadExecutor());
724	>	}
725	>	public <U> CompletableFuture<U> supplyAsync(Supplier<U> a) {
726	>	return CompletableFuture.supplyAsync(a, new ThreadExecutor());
727	>	}
728	>	public <T> CompletableFuture<Void> thenRun
729	>	(CompletableFuture<T> f, Runnable a) {
730	>	return f.thenRunAsync(a, new ThreadExecutor());
731	>	}
732	>	public <T> CompletableFuture<Void> thenAccept
733	>	(CompletableFuture<T> f, Consumer<? super T> a) {
734	>	return f.thenAcceptAsync(a, new ThreadExecutor());
735	>	}
736	>	public <T,U> CompletableFuture<U> thenApply
737	>	(CompletableFuture<T> f, Function<? super T,U> a) {
738	>	return f.thenApplyAsync(a, new ThreadExecutor());
739	>	}
740	>	public <T,U> CompletableFuture<U> thenCompose
741	>	(CompletableFuture<T> f,
742	>	Function<? super T,? extends CompletionStage<U>> a) {
743	>	return f.thenComposeAsync(a, new ThreadExecutor());
744	>	}
745	>	public <T,U> CompletableFuture<U> handle
746	>	(CompletableFuture<T> f,
747	>	BiFunction<? super T,Throwable,? extends U> a) {
748	>	return f.handleAsync(a, new ThreadExecutor());
749	>	}
750	>	public <T> CompletableFuture<T> whenComplete
751	>	(CompletableFuture<T> f,
752	>	BiConsumer<? super T,? super Throwable> a) {
753	>	return f.whenCompleteAsync(a, new ThreadExecutor());
754	>	}
755	>	public <T,U> CompletableFuture<Void> runAfterBoth
756	>	(CompletableFuture<T> f, CompletableFuture<U> g, Runnable a) {
757	>	return f.runAfterBothAsync(g, a, new ThreadExecutor());
758	>	}
759	>	public <T,U> CompletableFuture<Void> thenAcceptBoth
760	>	(CompletableFuture<T> f,
761	>	CompletionStage<? extends U> g,
762	>	BiConsumer<? super T,? super U> a) {
763	>	return f.thenAcceptBothAsync(g, a, new ThreadExecutor());
764	>	}
765	>	public <T,U,V> CompletableFuture<V> thenCombine
766	>	(CompletableFuture<T> f,
767	>	CompletionStage<? extends U> g,
768	>	BiFunction<? super T,? super U,? extends V> a) {
769	>	return f.thenCombineAsync(g, a, new ThreadExecutor());
770	>	}
771	>	public <T> CompletableFuture<Void> runAfterEither
772	>	(CompletableFuture<T> f,
773	>	CompletionStage<?> g,
774	>	java.lang.Runnable a) {
775	>	return f.runAfterEitherAsync(g, a, new ThreadExecutor());
776	>	}
777	>	public <T> CompletableFuture<Void> acceptEither
778	>	(CompletableFuture<T> f,
779	>	CompletionStage<? extends T> g,
780	>	Consumer<? super T> a) {
781	>	return f.acceptEitherAsync(g, a, new ThreadExecutor());
782	>	}
783	>	public <T,U> CompletableFuture<U> applyToEither
784	>	(CompletableFuture<T> f,
785	>	CompletionStage<? extends T> g,
786	>	Function<? super T,U> a) {
787	>	return f.applyToEitherAsync(g, a, new ThreadExecutor());
788	>	}
789	>	};
790
791	<	/**
792	<	* thenCombine result completes exceptionally if action does
793	<	*/
794	<	public void testThenCombine3() {
795	<	CompletableFuture<Integer> f = new CompletableFuture<>();
796	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
797	<	FailingBiFunction r = new FailingBiFunction();
798	<	CompletableFuture<Integer> g = f.thenCombine(f2, r);
799	<	f.complete(one);
800	<	checkIncomplete(g);
801	<	assertFalse(r.ran);
802	<	f2.complete(two);
803	<	checkCompletedWithWrappedCFException(g);
804	<	assertTrue(r.ran);
805	<	}
791	>	public abstract void checkExecutionMode();
792	>	public abstract CompletableFuture<Void> runAsync(Runnable a);
793	>	public abstract <U> CompletableFuture<U> supplyAsync(Supplier<U> a);
794	>	public abstract <T> CompletableFuture<Void> thenRun
795	>	(CompletableFuture<T> f, Runnable a);
796	>	public abstract <T> CompletableFuture<Void> thenAccept
797	>	(CompletableFuture<T> f, Consumer<? super T> a);
798	>	public abstract <T,U> CompletableFuture<U> thenApply
799	>	(CompletableFuture<T> f, Function<? super T,U> a);
800	>	public abstract <T,U> CompletableFuture<U> thenCompose
801	>	(CompletableFuture<T> f,
802	>	Function<? super T,? extends CompletionStage<U>> a);
803	>	public abstract <T,U> CompletableFuture<U> handle
804	>	(CompletableFuture<T> f,
805	>	BiFunction<? super T,Throwable,? extends U> a);
806	>	public abstract <T> CompletableFuture<T> whenComplete
807	>	(CompletableFuture<T> f,
808	>	BiConsumer<? super T,? super Throwable> a);
809	>	public abstract <T,U> CompletableFuture<Void> runAfterBoth
810	>	(CompletableFuture<T> f, CompletableFuture<U> g, Runnable a);
811	>	public abstract <T,U> CompletableFuture<Void> thenAcceptBoth
812	>	(CompletableFuture<T> f,
813	>	CompletionStage<? extends U> g,
814	>	BiConsumer<? super T,? super U> a);
815	>	public abstract <T,U,V> CompletableFuture<V> thenCombine
816	>	(CompletableFuture<T> f,
817	>	CompletionStage<? extends U> g,
818	>	BiFunction<? super T,? super U,? extends V> a);
819	>	public abstract <T> CompletableFuture<Void> runAfterEither
820	>	(CompletableFuture<T> f,
821	>	CompletionStage<?> g,
822	>	java.lang.Runnable a);
823	>	public abstract <T> CompletableFuture<Void> acceptEither
824	>	(CompletableFuture<T> f,
825	>	CompletionStage<? extends T> g,
826	>	Consumer<? super T> a);
827	>	public abstract <T,U> CompletableFuture<U> applyToEither
828	>	(CompletableFuture<T> f,
829	>	CompletionStage<? extends T> g,
830	>	Function<? super T,U> a);
831	>	}
832	>
833	>	/**
834	>	* exceptionally action is not invoked when source completes
835	>	* normally, and source result is propagated
836	>	*/
837	>	public void testExceptionally_normalCompletion() {
838	>	for (boolean createIncomplete : new boolean[] { true, false })
839	>	for (Integer v1 : new Integer[] { 1, null })
840	>	{
841	>	final AtomicInteger a = new AtomicInteger(0);
842	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
843	>	if (!createIncomplete) f.complete(v1);
844	>	final CompletableFuture<Integer> g = f.exceptionally
845	>	((Throwable t) -> {
846	>	// Should not be called
847	>	a.getAndIncrement();
848	>	throw new AssertionError();
849	>	});
850	>	if (createIncomplete) f.complete(v1);
851	>
852	>	checkCompletedNormally(g, v1);
853	>	checkCompletedNormally(f, v1);
854	>	assertEquals(0, a.get());
855	>	}}
856
857		/**
858	<	* thenCombine result completes exceptionally if either source cancelled
858	>	* exceptionally action completes with function value on source
859	>	* exception
860		*/
861	<	public void testThenCombine4() {
862	<	CompletableFuture<Integer> f, g, h;
863	<
864	<	f = new CompletableFuture<>();
865	<	g = new CompletableFuture<>();
866	<	h = f.thenCombine(g, subtract);
867	<	assertTrue(f.cancel(true));
868	<	checkIncomplete(h);
869	<	g.complete(1);
870	<	checkCompletedWithWrappedCancellationException(h);
871	<
872	<	f = new CompletableFuture<>();
873	<	g = new CompletableFuture<>();
874	<	h = f.thenCombine(g, subtract);
875	<	assertTrue(g.cancel(true));
876	<	checkIncomplete(h);
877	<	f.complete(3);
878	<	checkCompletedWithWrappedCancellationException(h);
879	<
880	<	f = new CompletableFuture<>();
881	<	g = new CompletableFuture<>();
882	<	assertTrue(f.cancel(true));
883	<	assertTrue(g.cancel(true));
884	<	h = f.thenCombine(g, subtract);
885	<	checkCompletedWithWrappedCancellationException(h);
886	<	}
861	>	public void testExceptionally_exceptionalCompletion() {
862	>	for (boolean createIncomplete : new boolean[] { true, false })
863	>	for (Integer v1 : new Integer[] { 1, null })
864	>	{
865	>	final AtomicInteger a = new AtomicInteger(0);
866	>	final CFException ex = new CFException();
867	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
868	>	if (!createIncomplete) f.completeExceptionally(ex);
869	>	final CompletableFuture<Integer> g = f.exceptionally
870	>	((Throwable t) -> {
871	>	ExecutionMode.DEFAULT.checkExecutionMode();
872	>	threadAssertSame(t, ex);
873	>	a.getAndIncrement();
874	>	return v1;
875	>	});
876	>	if (createIncomplete) f.completeExceptionally(ex);
877	>
878	>	checkCompletedNormally(g, v1);
879	>	assertEquals(1, a.get());
880	>	}}
881	>
882	>	public void testExceptionally_exceptionalCompletionActionFailed() {
883	>	for (boolean createIncomplete : new boolean[] { true, false })
884	>	for (Integer v1 : new Integer[] { 1, null })
885	>	{
886	>	final AtomicInteger a = new AtomicInteger(0);
887	>	final CFException ex1 = new CFException();
888	>	final CFException ex2 = new CFException();
889	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
890	>	if (!createIncomplete) f.completeExceptionally(ex1);
891	>	final CompletableFuture<Integer> g = f.exceptionally
892	>	((Throwable t) -> {
893	>	ExecutionMode.DEFAULT.checkExecutionMode();
894	>	threadAssertSame(t, ex1);
895	>	a.getAndIncrement();
896	>	throw ex2;
897	>	});
898	>	if (createIncomplete) f.completeExceptionally(ex1);
899	>
900	>	checkCompletedWithWrappedException(g, ex2);
901	>	assertEquals(1, a.get());
902	>	}}
903
904		/**
905	<	* thenAcceptBoth result completes normally after normal
906	<	* completion of sources
905	>	* whenComplete action executes on normal completion, propagating
906	>	* source result.
907		*/
908	<	public void testThenAcceptBoth() {
909	<	CompletableFuture<Integer> f, g;
910	<	CompletableFuture<Void> h;
911	<	SubtractAction r;
912	<
913	<	f = new CompletableFuture<>();
914	<	g = new CompletableFuture<>();
915	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
916	<	f.complete(3);
917	<	checkIncomplete(h);
918	<	g.complete(1);
919	<	checkCompletedNormally(h, null);
920	<	assertEquals(r.value, 2);
921	<
922	<	f = new CompletableFuture<>();
923	<	g = new CompletableFuture<>();
924	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
925	<	g.complete(1);
926	<	checkIncomplete(h);
927	<	f.complete(3);
928	<	checkCompletedNormally(h, null);
929	<	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	<	}
908	>	public void testWhenComplete_normalCompletion1() {
909	>	for (ExecutionMode m : ExecutionMode.values())
910	>	for (boolean createIncomplete : new boolean[] { true, false })
911	>	for (Integer v1 : new Integer[] { 1, null })
912	>	{
913	>	final AtomicInteger a = new AtomicInteger(0);
914	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
915	>	if (!createIncomplete) f.complete(v1);
916	>	final CompletableFuture<Integer> g = m.whenComplete
917	>	(f,
918	>	(Integer x, Throwable t) -> {
919	>	m.checkExecutionMode();
920	>	threadAssertSame(x, v1);
921	>	threadAssertNull(t);
922	>	a.getAndIncrement();
923	>	});
924	>	if (createIncomplete) f.complete(v1);
925	>
926	>	checkCompletedNormally(g, v1);
927	>	checkCompletedNormally(f, v1);
928	>	assertEquals(1, a.get());
929	>	}}
930
931		/**
932	<	* thenAcceptBoth result completes exceptionally after exceptional
933	<	* 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
932	>	* whenComplete action executes on exceptional completion, propagating
933	>	* source result.
934		*/
935	<	public void testThenAcceptBoth3() {
936	<	CompletableFuture<Integer> f, g;
937	<	CompletableFuture<Void> h;
938	<	FailingBiConsumer r;
935	>	public void testWhenComplete_exceptionalCompletion() {
936	>	for (ExecutionMode m : ExecutionMode.values())
937	>	for (boolean createIncomplete : new boolean[] { true, false })
938	>	for (Integer v1 : new Integer[] { 1, null })
939	>	{
940	>	final AtomicInteger a = new AtomicInteger(0);
941	>	final CFException ex = new CFException();
942	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
943	>	if (!createIncomplete) f.completeExceptionally(ex);
944	>	final CompletableFuture<Integer> g = m.whenComplete
945	>	(f,
946	>	(Integer x, Throwable t) -> {
947	>	m.checkExecutionMode();
948	>	threadAssertNull(x);
949	>	threadAssertSame(t, ex);
950	>	a.getAndIncrement();
951	>	});
952	>	if (createIncomplete) f.completeExceptionally(ex);
953	>
954	>	checkCompletedWithWrappedException(g, ex);
955	>	checkCompletedExceptionally(f, ex);
956	>	assertEquals(1, a.get());
957	>	}}
958	>
959	>	/**
960	>	* whenComplete action executes on cancelled source, propagating
961	>	* CancellationException.
962	>	*/
963	>	public void testWhenComplete_sourceCancelled() {
964	>	for (ExecutionMode m : ExecutionMode.values())
965	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
966	>	for (boolean createIncomplete : new boolean[] { true, false })
967	>	{
968	>	final AtomicInteger a = new AtomicInteger(0);
969	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
970	>	if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
971	>	final CompletableFuture<Integer> g = m.whenComplete
972	>	(f,
973	>	(Integer x, Throwable t) -> {
974	>	m.checkExecutionMode();
975	>	threadAssertNull(x);
976	>	threadAssertTrue(t instanceof CancellationException);
977	>	a.getAndIncrement();
978	>	});
979	>	if (createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
980
981	<	f = new CompletableFuture<>();
982	<	g = new CompletableFuture<>();
983	<	h = f.thenAcceptBoth(g, r = new FailingBiConsumer());
984	<	f.complete(3);
867	<	checkIncomplete(h);
868	<	g.complete(1);
869	<	checkCompletedWithWrappedCFException(h);
870	<
871	<	f = new CompletableFuture<>();
872	<	g = new CompletableFuture<>();
873	<	f.complete(3);
874	<	g.complete(1);
875	<	h = f.thenAcceptBoth(g, r = new FailingBiConsumer());
876	<	checkCompletedWithWrappedCFException(h);
877	<	}
981	>	checkCompletedWithWrappedCancellationException(g);
982	>	checkCancelled(f);
983	>	assertEquals(1, a.get());
984	>	}}
985
986		/**
987	<	* thenAcceptBoth result completes exceptionally if either source cancelled
987	>	* If a whenComplete action throws an exception when triggered by
988	>	* a normal completion, it completes exceptionally
989		*/
990	<	public void testThenAcceptBoth4() {
991	<	CompletableFuture<Integer> f, g;
992	<	CompletableFuture<Void> h;
993	<	SubtractAction r;
994	<
995	<	f = new CompletableFuture<>();
996	<	g = new CompletableFuture<>();
997	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
998	<	assertTrue(f.cancel(true));
999	<	checkIncomplete(h);
1000	<	g.complete(1);
1001	<	checkCompletedWithWrappedCancellationException(h);
1002	<
1003	<	f = new CompletableFuture<>();
1004	<	g = new CompletableFuture<>();
1005	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
1006	<	assertTrue(g.cancel(true));
1007	<	checkIncomplete(h);
1008	<	f.complete(3);
1009	<	checkCompletedWithWrappedCancellationException(h);
1010	<
1011	<	f = new CompletableFuture<>();
1012	<	g = new CompletableFuture<>();
1013	<	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	<	}
990	>	public void testWhenComplete_actionFailed() {
991	>	for (boolean createIncomplete : new boolean[] { true, false })
992	>	for (ExecutionMode m : ExecutionMode.values())
993	>	for (Integer v1 : new Integer[] { 1, null })
994	>	{
995	>	final AtomicInteger a = new AtomicInteger(0);
996	>	final CFException ex = new CFException();
997	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
998	>	if (!createIncomplete) f.complete(v1);
999	>	final CompletableFuture<Integer> g = m.whenComplete
1000	>	(f,
1001	>	(Integer x, Throwable t) -> {
1002	>	m.checkExecutionMode();
1003	>	threadAssertSame(x, v1);
1004	>	threadAssertNull(t);
1005	>	a.getAndIncrement();
1006	>	throw ex;
1007	>	});
1008	>	if (createIncomplete) f.complete(v1);
1009	>
1010	>	checkCompletedWithWrappedException(g, ex);
1011	>	checkCompletedNormally(f, v1);
1012	>	assertEquals(1, a.get());
1013	>	}}
1014
1015		/**
1016	<	* runAfterBoth result completes normally after normal
1017	<	* completion of sources
1016	>	* If a whenComplete action throws an exception when triggered by
1017	>	* a source completion that also throws an exception, the source
1018	>	* exception takes precedence.
1019		*/
1020	<	public void testRunAfterBoth() {
1021	<	CompletableFuture<Integer> f, g;
1022	<	CompletableFuture<Void> h;
1023	<	Noop r;
1024	<
1025	<	f = new CompletableFuture<>();
1026	<	g = new CompletableFuture<>();
1027	<	h = f.runAfterBoth(g, r = new Noop());
1028	<	f.complete(3);
1029	<	checkIncomplete(h);
1030	<	g.complete(1);
1031	<	checkCompletedNormally(h, null);
1032	<	assertTrue(r.ran);
1033	<
1034	<	f = new CompletableFuture<>();
1035	<	g = new CompletableFuture<>();
1036	<	h = f.runAfterBoth(g, r = new Noop());
1037	<	g.complete(1);
1038	<	checkIncomplete(h);
1039	<	f.complete(3);
1040	<	checkCompletedNormally(h, null);
1041	<	assertTrue(r.ran);
1042	<
1043	<	f = new CompletableFuture<>();
1044	<	g = new CompletableFuture<>();
1045	<	g.complete(1);
1046	<	f.complete(3);
1047	<	h = f.runAfterBoth(g, r = new Noop());
1048	<	checkCompletedNormally(h, null);
1049	<	assertTrue(r.ran);
1050	<	}
1020	>	public void testWhenComplete_actionFailedSourceFailed() {
1021	>	for (boolean createIncomplete : new boolean[] { true, false })
1022	>	for (ExecutionMode m : ExecutionMode.values())
1023	>	for (Integer v1 : new Integer[] { 1, null })
1024	>	{
1025	>	final AtomicInteger a = new AtomicInteger(0);
1026	>	final CFException ex1 = new CFException();
1027	>	final CFException ex2 = new CFException();
1028	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1029	>
1030	>	if (!createIncomplete) f.completeExceptionally(ex1);
1031	>	final CompletableFuture<Integer> g = m.whenComplete
1032	>	(f,
1033	>	(Integer x, Throwable t) -> {
1034	>	m.checkExecutionMode();
1035	>	threadAssertSame(t, ex1);
1036	>	threadAssertNull(x);
1037	>	a.getAndIncrement();
1038	>	throw ex2;
1039	>	});
1040	>	if (createIncomplete) f.completeExceptionally(ex1);
1041	>
1042	>	checkCompletedWithWrappedException(g, ex1);
1043	>	checkCompletedExceptionally(f, ex1);
1044	>	assertEquals(1, a.get());
1045	>	}}
1046	>
1047	>	/**
1048	>	* handle action completes normally with function value on normal
1049	>	* completion of source
1050	>	*/
1051	>	public void testHandle_normalCompletion() {
1052	>	for (ExecutionMode m : ExecutionMode.values())
1053	>	for (boolean createIncomplete : new boolean[] { true, false })
1054	>	for (Integer v1 : new Integer[] { 1, null })
1055	>	{
1056	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1057	>	final AtomicInteger a = new AtomicInteger(0);
1058	>	if (!createIncomplete) f.complete(v1);
1059	>	final CompletableFuture<Integer> g = m.handle
1060	>	(f,
1061	>	(Integer x, Throwable t) -> {
1062	>	m.checkExecutionMode();
1063	>	threadAssertSame(x, v1);
1064	>	threadAssertNull(t);
1065	>	a.getAndIncrement();
1066	>	return inc(v1);
1067	>	});
1068	>	if (createIncomplete) f.complete(v1);
1069	>
1070	>	checkCompletedNormally(g, inc(v1));
1071	>	checkCompletedNormally(f, v1);
1072	>	assertEquals(1, a.get());
1073	>	}}
1074
1075		/**
1076	<	* runAfterBoth result completes exceptionally after exceptional
1077	<	* completion of either source
1076	>	* handle action completes normally with function value on
1077	>	* exceptional completion of source
1078		*/
1079	<	public void testRunAfterBoth2() {
1080	<	CompletableFuture<Integer> f, g;
1081	<	CompletableFuture<Void> h;
1082	<	Noop r;
1079	>	public void testHandle_exceptionalCompletion() {
1080	>	for (ExecutionMode m : ExecutionMode.values())
1081	>	for (boolean createIncomplete : new boolean[] { true, false })
1082	>	for (Integer v1 : new Integer[] { 1, null })
1083	>	{
1084	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1085	>	final AtomicInteger a = new AtomicInteger(0);
1086	>	final CFException ex = new CFException();
1087	>	if (!createIncomplete) f.completeExceptionally(ex);
1088	>	final CompletableFuture<Integer> g = m.handle
1089	>	(f,
1090	>	(Integer x, Throwable t) -> {
1091	>	m.checkExecutionMode();
1092	>	threadAssertNull(x);
1093	>	threadAssertSame(t, ex);
1094	>	a.getAndIncrement();
1095	>	return v1;
1096	>	});
1097	>	if (createIncomplete) f.completeExceptionally(ex);
1098	>
1099	>	checkCompletedNormally(g, v1);
1100	>	checkCompletedExceptionally(f, ex);
1101	>	assertEquals(1, a.get());
1102	>	}}
1103	>
1104	>	/**
1105	>	* handle action completes normally with function value on
1106	>	* cancelled source
1107	>	*/
1108	>	public void testHandle_sourceCancelled() {
1109	>	for (ExecutionMode m : ExecutionMode.values())
1110	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1111	>	for (boolean createIncomplete : new boolean[] { true, false })
1112	>	for (Integer v1 : new Integer[] { 1, null })
1113	>	{
1114	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1115	>	final AtomicInteger a = new AtomicInteger(0);
1116	>	if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
1117	>	final CompletableFuture<Integer> g = m.handle
1118	>	(f,
1119	>	(Integer x, Throwable t) -> {
1120	>	m.checkExecutionMode();
1121	>	threadAssertNull(x);
1122	>	threadAssertTrue(t instanceof CancellationException);
1123	>	a.getAndIncrement();
1124	>	return v1;
1125	>	});
1126	>	if (createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
1127
1128	<	f = new CompletableFuture<>();
1129	<	g = new CompletableFuture<>();
1130	<	h = f.runAfterBoth(g, r = new Noop());
1131	<	f.completeExceptionally(new CFException());
967	<	checkIncomplete(h);
968	<	g.complete(1);
969	<	checkCompletedWithWrappedCFException(h);
970	<	assertFalse(r.ran);
971	<
972	<	f = new CompletableFuture<>();
973	<	g = new CompletableFuture<>();
974	<	h = f.runAfterBoth(g, r = new Noop());
975	<	g.completeExceptionally(new CFException());
976	<	checkIncomplete(h);
977	<	f.complete(3);
978	<	checkCompletedWithWrappedCFException(h);
979	<	assertFalse(r.ran);
980	<
981	<	f = new CompletableFuture<>();
982	<	g = new CompletableFuture<>();
983	<	g.completeExceptionally(new CFException());
984	<	f.complete(3);
985	<	h = f.runAfterBoth(g, r = new Noop());
986	<	checkCompletedWithWrappedCFException(h);
987	<	assertFalse(r.ran);
988	<
989	<	f = new CompletableFuture<>();
990	<	g = new CompletableFuture<>();
991	<	f.completeExceptionally(new CFException());
992	<	g.complete(1);
993	<	h = f.runAfterBoth(g, r = new Noop());
994	<	checkCompletedWithWrappedCFException(h);
995	<	assertFalse(r.ran);
996	<	}
1128	>	checkCompletedNormally(g, v1);
1129	>	checkCancelled(f);
1130	>	assertEquals(1, a.get());
1131	>	}}
1132
1133		/**
1134	<	* runAfterBoth result completes exceptionally if action does
1134	>	* handle result completes exceptionally if action does
1135		*/
1136	<	public void testRunAfterBoth3() {
1137	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1138	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1139	<	FailingNoop r = new FailingNoop();
1140	<	CompletableFuture<Void> g = f.runAfterBoth(f2, r);
1141	<	f.complete(one);
1142	<	checkIncomplete(g);
1143	<	f2.complete(two);
1144	<	checkCompletedWithWrappedCFException(g);
1145	<	}
1136	>	public void testHandle_sourceFailedActionFailed() {
1137	>	for (ExecutionMode m : ExecutionMode.values())
1138	>	for (boolean createIncomplete : new boolean[] { true, false })
1139	>	{
1140	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1141	>	final AtomicInteger a = new AtomicInteger(0);
1142	>	final CFException ex1 = new CFException();
1143	>	final CFException ex2 = new CFException();
1144	>	if (!createIncomplete) f.completeExceptionally(ex1);
1145	>	final CompletableFuture<Integer> g = m.handle
1146	>	(f,
1147	>	(Integer x, Throwable t) -> {
1148	>	m.checkExecutionMode();
1149	>	threadAssertNull(x);
1150	>	threadAssertSame(ex1, t);
1151	>	a.getAndIncrement();
1152	>	throw ex2;
1153	>	});
1154	>	if (createIncomplete) f.completeExceptionally(ex1);
1155	>
1156	>	checkCompletedWithWrappedException(g, ex2);
1157	>	checkCompletedExceptionally(f, ex1);
1158	>	assertEquals(1, a.get());
1159	>	}}
1160	>
1161	>	public void testHandle_sourceCompletedNormallyActionFailed() {
1162	>	for (ExecutionMode m : ExecutionMode.values())
1163	>	for (boolean createIncomplete : new boolean[] { true, false })
1164	>	for (Integer v1 : new Integer[] { 1, null })
1165	>	{
1166	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1167	>	final AtomicInteger a = new AtomicInteger(0);
1168	>	final CFException ex = new CFException();
1169	>	if (!createIncomplete) f.complete(v1);
1170	>	final CompletableFuture<Integer> g = m.handle
1171	>	(f,
1172	>	(Integer x, Throwable t) -> {
1173	>	m.checkExecutionMode();
1174	>	threadAssertSame(x, v1);
1175	>	threadAssertNull(t);
1176	>	a.getAndIncrement();
1177	>	throw ex;
1178	>	});
1179	>	if (createIncomplete) f.complete(v1);
1180	>
1181	>	checkCompletedWithWrappedException(g, ex);
1182	>	checkCompletedNormally(f, v1);
1183	>	assertEquals(1, a.get());
1184	>	}}
1185
1186		/**
1187	<	* runAfterBoth result completes exceptionally if either source cancelled
1187	>	* runAsync completes after running Runnable
1188		*/
1189	<	public void testRunAfterBoth4() {
1190	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1191	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1192	<	Noop r = new Noop();
1193	<	CompletableFuture<Void> g = f.runAfterBoth(f2, r);
1194	<	assertTrue(f.cancel(true));
1195	<	f2.complete(two);
1196	<	checkCompletedWithWrappedCancellationException(g);
1197	<	f = new CompletableFuture<>();
1198	<	f2 = new CompletableFuture<>();
1199	<	r = new Noop();
1200	<	g = f.runAfterBoth(f2, r);
1201	<	f.complete(one);
1028	<	assertTrue(f2.cancel(true));
1029	<	checkCompletedWithWrappedCancellationException(g);
1030	<	}
1189	>	public void testRunAsync_normalCompletion() {
1190	>	ExecutionMode[] executionModes = {
1191	>	ExecutionMode.ASYNC,
1192	>	ExecutionMode.EXECUTOR,
1193	>	};
1194	>	for (ExecutionMode m : executionModes)
1195	>	{
1196	>	final Noop r = new Noop(m);
1197	>	final CompletableFuture<Void> f = m.runAsync(r);
1198	>	assertNull(f.join());
1199	>	checkCompletedNormally(f, null);
1200	>	r.assertInvoked();
1201	>	}}
1202
1203		/**
1204	<	* applyToEither result completes normally after normal completion
1034	<	* of either source
1204	>	* failing runAsync completes exceptionally after running Runnable
1205		*/
1206	<	public void testApplyToEither() {
1207	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1208	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1209	<	CompletableFuture<Integer> g = f.applyToEither(f2, inc);
1210	<	f.complete(one);
1211	<	checkCompletedNormally(g, two);
1212	<	f2.complete(one);
1213	<	checkCompletedNormally(g, two);
1214	<
1215	<	f = new CompletableFuture<>();
1216	<	f.complete(one);
1217	<	f2 = new CompletableFuture<>();
1048	<	g = f.applyToEither(f2, inc);
1049	<	checkCompletedNormally(g, two);
1050	<	}
1206	>	public void testRunAsync_exceptionalCompletion() {
1207	>	ExecutionMode[] executionModes = {
1208	>	ExecutionMode.ASYNC,
1209	>	ExecutionMode.EXECUTOR,
1210	>	};
1211	>	for (ExecutionMode m : executionModes)
1212	>	{
1213	>	final FailingRunnable r = new FailingRunnable(m);
1214	>	final CompletableFuture<Void> f = m.runAsync(r);
1215	>	checkCompletedWithWrappedCFException(f);
1216	>	r.assertInvoked();
1217	>	}}
1218
1219		/**
1220	<	* applyToEither result completes exceptionally after exceptional
1054	<	* completion of either source
1220	>	* supplyAsync completes with result of supplier
1221		*/
1222	<	public void testApplyToEither2() {
1223	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1224	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1225	<	CompletableFuture<Integer> g = f.applyToEither(f2, inc);
1226	<	f.completeExceptionally(new CFException());
1227	<	f2.complete(one);
1228	<	checkCompletedWithWrappedCFException(g);
1229	<
1230	<	f = new CompletableFuture<>();
1231	<	f2 = new CompletableFuture<>();
1232	<	f2.completeExceptionally(new CFException());
1233	<	g = f.applyToEither(f2, inc);
1234	<	checkCompletedWithWrappedCFException(g);
1235	<	}
1222	>	public void testSupplyAsync_normalCompletion() {
1223	>	ExecutionMode[] executionModes = {
1224	>	ExecutionMode.ASYNC,
1225	>	ExecutionMode.EXECUTOR,
1226	>	};
1227	>	for (ExecutionMode m : executionModes)
1228	>	for (Integer v1 : new Integer[] { 1, null })
1229	>	{
1230	>	final IntegerSupplier r = new IntegerSupplier(m, v1);
1231	>	final CompletableFuture<Integer> f = m.supplyAsync(r);
1232	>	assertSame(v1, f.join());
1233	>	checkCompletedNormally(f, v1);
1234	>	r.assertInvoked();
1235	>	}}
1236
1237		/**
1238	<	* applyToEither result completes exceptionally if action does
1238	>	* Failing supplyAsync completes exceptionally
1239		*/
1240	<	public void testApplyToEither3() {
1241	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1242	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1243	<	FailingFunction r = new FailingFunction();
1244	<	CompletableFuture<Integer> g = f.applyToEither(f2, r);
1245	<	f2.complete(two);
1246	<	checkCompletedWithWrappedCFException(g);
1247	<	}
1240	>	public void testSupplyAsync_exceptionalCompletion() {
1241	>	ExecutionMode[] executionModes = {
1242	>	ExecutionMode.ASYNC,
1243	>	ExecutionMode.EXECUTOR,
1244	>	};
1245	>	for (ExecutionMode m : executionModes)
1246	>	{
1247	>	FailingSupplier r = new FailingSupplier(m);
1248	>	CompletableFuture<Integer> f = m.supplyAsync(r);
1249	>	checkCompletedWithWrappedCFException(f);
1250	>	r.assertInvoked();
1251	>	}}
1252
1253	<	/**
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	<	}
1253	>	// seq completion methods
1254
1255		/**
1256	<	* acceptEither result completes normally after normal completion
1100	<	* of either source
1256	>	* thenRun result completes normally after normal completion of source
1257		*/
1258	<	public void testAcceptEither() {
1259	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1260	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1261	<	IncAction r = new IncAction();
1262	<	CompletableFuture<Void> g = f.acceptEither(f2, r);
1263	<	f.complete(one);
1264	<	checkCompletedNormally(g, null);
1265	<	f2.complete(one);
1266	<	checkCompletedNormally(g, null);
1267	<	assertEquals(r.value, 2);
1258	>	public void testThenRun_normalCompletion() {
1259	>	for (ExecutionMode m : ExecutionMode.values())
1260	>	for (boolean createIncomplete : new boolean[] { true, false })
1261	>	for (Integer v1 : new Integer[] { 1, null })
1262	>	{
1263	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1264	>	final Noop r = new Noop(m);
1265	>	if (!createIncomplete) f.complete(v1);
1266	>	final CompletableFuture<Void> g = m.thenRun(f, r);
1267	>	if (createIncomplete) {
1268	>	checkIncomplete(g);
1269	>	f.complete(v1);
1270	>	}
1271
1113	–	r = new IncAction();
1114	–	f = new CompletableFuture<>();
1115	–	f.complete(one);
1116	–	f2 = new CompletableFuture<>();
1117	–	g = f.acceptEither(f2, r);
1272		checkCompletedNormally(g, null);
1273	<	assertEquals(r.value, 2);
1274	<	}
1273	>	checkCompletedNormally(f, v1);
1274	>	r.assertInvoked();
1275	>	}}
1276
1277		/**
1278	<	* acceptEither result completes exceptionally after exceptional
1279	<	* completion of either source
1278	>	* thenRun result completes exceptionally after exceptional
1279	>	* completion of source
1280		*/
1281	<	public void testAcceptEither2() {
1282	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1283	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1284	<	IncAction r = new IncAction();
1285	<	CompletableFuture<Void> g = f.acceptEither(f2, r);
1286	<	f.completeExceptionally(new CFException());
1287	<	f2.complete(one);
1288	<	checkCompletedWithWrappedCFException(g);
1281	>	public void testThenRun_exceptionalCompletion() {
1282	>	for (ExecutionMode m : ExecutionMode.values())
1283	>	for (boolean createIncomplete : new boolean[] { true, false })
1284	>	{
1285	>	final CFException ex = new CFException();
1286	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1287	>	final Noop r = new Noop(m);
1288	>	if (!createIncomplete) f.completeExceptionally(ex);
1289	>	final CompletableFuture<Void> g = m.thenRun(f, r);
1290	>	if (createIncomplete) {
1291	>	checkIncomplete(g);
1292	>	f.completeExceptionally(ex);
1293	>	}
1294
1295	<	r = new IncAction();
1296	<	f = new CompletableFuture<>();
1297	<	f2 = new CompletableFuture<>();
1298	<	f2.completeExceptionally(new CFException());
1139	<	g = f.acceptEither(f2, r);
1140	<	checkCompletedWithWrappedCFException(g);
1141	<	}
1295	>	checkCompletedWithWrappedException(g, ex);
1296	>	checkCompletedExceptionally(f, ex);
1297	>	r.assertNotInvoked();
1298	>	}}
1299
1300		/**
1301	<	* acceptEither result completes exceptionally if action does
1301	>	* thenRun result completes exceptionally if source cancelled
1302		*/
1303	<	public void testAcceptEither3() {
1304	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1305	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1306	<	FailingConsumer r = new FailingConsumer();
1307	<	CompletableFuture<Void> g = f.acceptEither(f2, r);
1308	<	f2.complete(two);
1309	<	checkCompletedWithWrappedCFException(g);
1310	<	}
1303	>	public void testThenRun_sourceCancelled() {
1304	>	for (ExecutionMode m : ExecutionMode.values())
1305	>	for (boolean createIncomplete : new boolean[] { true, false })
1306	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1307	>	{
1308	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1309	>	final Noop r = new Noop(m);
1310	>	if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
1311	>	final CompletableFuture<Void> g = m.thenRun(f, r);
1312	>	if (createIncomplete) {
1313	>	checkIncomplete(g);
1314	>	assertTrue(f.cancel(mayInterruptIfRunning));
1315	>	}
1316
1155	–	/**
1156	–	* acceptEither result completes exceptionally if either source cancelled
1157	–	*/
1158	–	public void testAcceptEither4() {
1159	–	CompletableFuture<Integer> f = new CompletableFuture<>();
1160	–	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1161	–	IncAction r = new IncAction();
1162	–	CompletableFuture<Void> g = f.acceptEither(f2, r);
1163	–	assertTrue(f.cancel(true));
1164	–	checkCompletedWithWrappedCancellationException(g);
1165	–	f = new CompletableFuture<>();
1166	–	f2 = new CompletableFuture<>();
1167	–	assertTrue(f2.cancel(true));
1317		checkCompletedWithWrappedCancellationException(g);
1318	<	}
1319	<
1320	<	/**
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	<	}
1318	>	checkCancelled(f);
1319	>	r.assertNotInvoked();
1320	>	}}
1321
1322		/**
1323	<	* runAfterEither result completes exceptionally after exceptional
1197	<	* completion of either source
1323	>	* thenRun result completes exceptionally if action does
1324		*/
1325	<	public void testRunAfterEither2() {
1326	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1327	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1328	<	Noop r = new Noop();
1329	<	CompletableFuture<Void> g = f.runAfterEither(f2, r);
1330	<	f.completeExceptionally(new CFException());
1331	<	f2.complete(one);
1332	<	checkCompletedWithWrappedCFException(g);
1333	<
1334	<	r = new Noop();
1335	<	f = new CompletableFuture<>();
1336	<	f2 = new CompletableFuture<>();
1337	<	f2.completeExceptionally(new CFException());
1212	<	g = f.runAfterEither(f2, r);
1213	<	checkCompletedWithWrappedCFException(g);
1214	<	}
1325	>	public void testThenRun_actionFailed() {
1326	>	for (ExecutionMode m : ExecutionMode.values())
1327	>	for (boolean createIncomplete : new boolean[] { true, false })
1328	>	for (Integer v1 : new Integer[] { 1, null })
1329	>	{
1330	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1331	>	final FailingRunnable r = new FailingRunnable(m);
1332	>	if (!createIncomplete) f.complete(v1);
1333	>	final CompletableFuture<Void> g = m.thenRun(f, r);
1334	>	if (createIncomplete) {
1335	>	checkIncomplete(g);
1336	>	f.complete(v1);
1337	>	}
1338
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);
1339		checkCompletedWithWrappedCFException(g);
1340	<	}
1341	<
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	<	}
1340	>	checkCompletedNormally(f, v1);
1341	>	}}
1342
1343		/**
1344	<	* thenCompose result completes normally after normal completion of source
1344	>	* thenApply result completes normally after normal completion of source
1345		*/
1346	<	public void testThenCompose() {
1347	<	CompletableFuture<Integer> f, g;
1348	<	CompletableFutureInc r;
1349	<
1350	<	f = new CompletableFuture<>();
1351	<	g = f.thenCompose(r = new CompletableFutureInc());
1352	<	f.complete(one);
1353	<	checkCompletedNormally(g, two);
1354	<	assertTrue(r.ran);
1346	>	public void testThenApply_normalCompletion() {
1347	>	for (ExecutionMode m : ExecutionMode.values())
1348	>	for (boolean createIncomplete : new boolean[] { true, false })
1349	>	for (Integer v1 : new Integer[] { 1, null })
1350	>	{
1351	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1352	>	final IncFunction r = new IncFunction(m);
1353	>	if (!createIncomplete) f.complete(v1);
1354	>	final CompletableFuture<Integer> g = m.thenApply(f, r);
1355	>	if (createIncomplete) {
1356	>	checkIncomplete(g);
1357	>	f.complete(v1);
1358	>	}
1359
1360	<	f = new CompletableFuture<>();
1361	<	f.complete(one);
1362	<	g = f.thenCompose(r = new CompletableFutureInc());
1363	<	checkCompletedNormally(g, two);
1261	<	assertTrue(r.ran);
1262	<	}
1360	>	checkCompletedNormally(g, inc(v1));
1361	>	checkCompletedNormally(f, v1);
1362	>	r.assertValue(inc(v1));
1363	>	}}
1364
1365		/**
1366	<	* thenCompose result completes exceptionally after exceptional
1366	>	* thenApply result completes exceptionally after exceptional
1367		* completion of source
1368		*/
1369	<	public void testThenCompose2() {
1370	<	CompletableFuture<Integer> f, g;
1371	<	CompletableFutureInc r;
1372	<
1373	<	f = new CompletableFuture<>();
1374	<	g = f.thenCompose(r = new CompletableFutureInc());
1375	<	f.completeExceptionally(new CFException());
1376	<	checkCompletedWithWrappedCFException(g);
1377	<
1378	<	f = new CompletableFuture<>();
1379	<	f.completeExceptionally(new CFException());
1380	<	g = f.thenCompose(r = new CompletableFutureInc());
1381	<	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);
1369	>	public void testThenApply_exceptionalCompletion() {
1370	>	for (ExecutionMode m : ExecutionMode.values())
1371	>	for (boolean createIncomplete : new boolean[] { true, false })
1372	>	{
1373	>	final CFException ex = new CFException();
1374	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1375	>	final IncFunction r = new IncFunction(m);
1376	>	if (!createIncomplete) f.completeExceptionally(ex);
1377	>	final CompletableFuture<Integer> g = m.thenApply(f, r);
1378	>	if (createIncomplete) {
1379	>	checkIncomplete(g);
1380	>	f.completeExceptionally(ex);
1381	>	}
1382
1383	<	f = new CompletableFuture<>();
1384	<	f.complete(one);
1385	<	g = f.thenCompose(r = new FailingCompletableFutureFunction());
1386	<	checkCompletedWithWrappedCFException(g);
1299	<	}
1383	>	checkCompletedWithWrappedException(g, ex);
1384	>	checkCompletedExceptionally(f, ex);
1385	>	r.assertNotInvoked();
1386	>	}}
1387
1388		/**
1389	<	* thenCompose result completes exceptionally if source cancelled
1389	>	* thenApply result completes exceptionally if source cancelled
1390		*/
1391	<	public void testThenCompose4() {
1392	<	CompletableFuture<Integer> f, g;
1393	<	CompletableFutureInc r;
1394	<
1395	<	f = new CompletableFuture<>();
1396	<	g = f.thenCompose(r = new CompletableFutureInc());
1397	<	assertTrue(f.cancel(true));
1398	<	checkCompletedWithWrappedCancellationException(g);
1391	>	public void testThenApply_sourceCancelled() {
1392	>	for (ExecutionMode m : ExecutionMode.values())
1393	>	for (boolean createIncomplete : new boolean[] { true, false })
1394	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1395	>	{
1396	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1397	>	final IncFunction r = new IncFunction(m);
1398	>	if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
1399	>	final CompletableFuture<Integer> g = m.thenApply(f, r);
1400	>	if (createIncomplete) {
1401	>	checkIncomplete(g);
1402	>	assertTrue(f.cancel(mayInterruptIfRunning));
1403	>	}
1404
1313	–	f = new CompletableFuture<>();
1314	–	assertTrue(f.cancel(true));
1315	–	g = f.thenCompose(r = new CompletableFutureInc());
1405		checkCompletedWithWrappedCancellationException(g);
1406	<	}
1407	<
1408	<	// 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	<	}
1406	>	checkCancelled(f);
1407	>	r.assertNotInvoked();
1408	>	}}
1409
1410		/**
1411	<	* thenRunAsync result completes exceptionally after exceptional
1341	<	* completion of source
1411	>	* thenApply result completes exceptionally if action does
1412		*/
1413	<	public void testThenRunAsync2() {
1414	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1415	<	Noop r = new Noop();
1416	<	CompletableFuture<Void> g = f.thenRunAsync(r);
1417	<	f.completeExceptionally(new CFException());
1418	<	try {
1419	<	g.join();
1420	<	shouldThrow();
1421	<	} catch (CompletionException success) {}
1422	<	checkCompletedWithWrappedCFException(g);
1423	<	}
1413	>	public void testThenApply_actionFailed() {
1414	>	for (ExecutionMode m : ExecutionMode.values())
1415	>	for (boolean createIncomplete : new boolean[] { true, false })
1416	>	for (Integer v1 : new Integer[] { 1, null })
1417	>	{
1418	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1419	>	final FailingFunction r = new FailingFunction(m);
1420	>	if (!createIncomplete) f.complete(v1);
1421	>	final CompletableFuture<Integer> g = m.thenApply(f, r);
1422	>	if (createIncomplete) {
1423	>	checkIncomplete(g);
1424	>	f.complete(v1);
1425	>	}
1426
1355	–	/**
1356	–	* thenRunAsync result completes exceptionally if action does
1357	–	*/
1358	–	public void testThenRunAsync3() {
1359	–	CompletableFuture<Integer> f = new CompletableFuture<>();
1360	–	FailingNoop r = new FailingNoop();
1361	–	CompletableFuture<Void> g = f.thenRunAsync(r);
1362	–	f.complete(null);
1427		checkCompletedWithWrappedCFException(g);
1428	<	}
1428	>	checkCompletedNormally(f, v1);
1429	>	}}
1430
1431		/**
1432	<	* thenRunAsync result completes exceptionally if source cancelled
1432	>	* thenAccept result completes normally after normal completion of source
1433		*/
1434	<	public void testThenRunAsync4() {
1435	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1436	<	Noop r = new Noop();
1437	<	CompletableFuture<Void> g = f.thenRunAsync(r);
1438	<	assertTrue(f.cancel(true));
1439	<	checkCompletedWithWrappedCancellationException(g);
1440	<	}
1434	>	public void testThenAccept_normalCompletion() {
1435	>	for (ExecutionMode m : ExecutionMode.values())
1436	>	for (boolean createIncomplete : new boolean[] { true, false })
1437	>	for (Integer v1 : new Integer[] { 1, null })
1438	>	{
1439	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1440	>	final NoopConsumer r = new NoopConsumer(m);
1441	>	if (!createIncomplete) f.complete(v1);
1442	>	final CompletableFuture<Void> g = m.thenAccept(f, r);
1443	>	if (createIncomplete) {
1444	>	checkIncomplete(g);
1445	>	f.complete(v1);
1446	>	}
1447
1448	<	/**
1449	<	* thenApplyAsync result completes normally after normal completion of source
1450	<	*/
1451	<	public void testThenApplyAsync() {
1381	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1382	<	CompletableFuture<Integer> g = f.thenApplyAsync(inc);
1383	<	f.complete(one);
1384	<	checkCompletedNormally(g, two);
1385	<	}
1448	>	checkCompletedNormally(g, null);
1449	>	r.assertValue(v1);
1450	>	checkCompletedNormally(f, v1);
1451	>	}}
1452
1453		/**
1454	<	* thenApplyAsync result completes exceptionally after exceptional
1454	>	* thenAccept result completes exceptionally after exceptional
1455		* completion of source
1456		*/
1457	<	public void testThenApplyAsync2() {
1458	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1459	<	CompletableFuture<Integer> g = f.thenApplyAsync(inc);
1460	<	f.completeExceptionally(new CFException());
1461	<	checkCompletedWithWrappedCFException(g);
1462	<	}
1457	>	public void testThenAccept_exceptionalCompletion() {
1458	>	for (ExecutionMode m : ExecutionMode.values())
1459	>	for (boolean createIncomplete : new boolean[] { true, false })
1460	>	{
1461	>	final CFException ex = new CFException();
1462	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1463	>	final NoopConsumer r = new NoopConsumer(m);
1464	>	if (!createIncomplete) f.completeExceptionally(ex);
1465	>	final CompletableFuture<Void> g = m.thenAccept(f, r);
1466	>	if (createIncomplete) {
1467	>	checkIncomplete(g);
1468	>	f.completeExceptionally(ex);
1469	>	}
1470
1471	<	/**
1472	<	* thenApplyAsync result completes exceptionally if action does
1473	<	*/
1474	<	public void testThenApplyAsync3() {
1402	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1403	<	FailingFunction r = new FailingFunction();
1404	<	CompletableFuture<Integer> g = f.thenApplyAsync(r);
1405	<	f.complete(null);
1406	<	checkCompletedWithWrappedCFException(g);
1407	<	}
1471	>	checkCompletedWithWrappedException(g, ex);
1472	>	checkCompletedExceptionally(f, ex);
1473	>	r.assertNotInvoked();
1474	>	}}
1475
1476		/**
1477	<	* thenApplyAsync result completes exceptionally if source cancelled
1477	>	* thenAccept result completes exceptionally if source cancelled
1478		*/
1479	<	public void testThenApplyAsync4() {
1480	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1481	<	CompletableFuture<Integer> g = f.thenApplyAsync(inc);
1482	<	assertTrue(f.cancel(true));
1483	<	checkCompletedWithWrappedCancellationException(g);
1484	<	}
1479	>	public void testThenAccept_sourceCancelled() {
1480	>	for (ExecutionMode m : ExecutionMode.values())
1481	>	for (boolean createIncomplete : new boolean[] { true, false })
1482	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1483	>	{
1484	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1485	>	final NoopConsumer r = new NoopConsumer(m);
1486	>	if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
1487	>	final CompletableFuture<Void> g = m.thenAccept(f, r);
1488	>	if (createIncomplete) {
1489	>	checkIncomplete(g);
1490	>	assertTrue(f.cancel(mayInterruptIfRunning));
1491	>	}
1492
1493	<	/**
1494	<	* thenAcceptAsync result completes normally after normal
1495	<	* completion of source
1496	<	*/
1423	<	public void testThenAcceptAsync() {
1424	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1425	<	IncAction r = new IncAction();
1426	<	CompletableFuture<Void> g = f.thenAcceptAsync(r);
1427	<	f.complete(one);
1428	<	checkCompletedNormally(g, null);
1429	<	assertEquals(r.value, 2);
1430	<	}
1493	>	checkCompletedWithWrappedCancellationException(g);
1494	>	checkCancelled(f);
1495	>	r.assertNotInvoked();
1496	>	}}
1497
1498		/**
1499	<	* thenAcceptAsync result completes exceptionally after exceptional
1434	<	* completion of source
1499	>	* thenAccept result completes exceptionally if action does
1500		*/
1501	<	public void testThenAcceptAsync2() {
1502	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1503	<	IncAction r = new IncAction();
1504	<	CompletableFuture<Void> g = f.thenAcceptAsync(r);
1505	<	f.completeExceptionally(new CFException());
1506	<	checkCompletedWithWrappedCFException(g);
1507	<	}
1501	>	public void testThenAccept_actionFailed() {
1502	>	for (ExecutionMode m : ExecutionMode.values())
1503	>	for (boolean createIncomplete : new boolean[] { true, false })
1504	>	for (Integer v1 : new Integer[] { 1, null })
1505	>	{
1506	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1507	>	final FailingConsumer r = new FailingConsumer(m);
1508	>	if (!createIncomplete) f.complete(v1);
1509	>	final CompletableFuture<Void> g = m.thenAccept(f, r);
1510	>	if (createIncomplete) {
1511	>	checkIncomplete(g);
1512	>	f.complete(v1);
1513	>	}
1514
1444	–	/**
1445	–	* thenAcceptAsync result completes exceptionally if action does
1446	–	*/
1447	–	public void testThenAcceptAsync3() {
1448	–	CompletableFuture<Integer> f = new CompletableFuture<>();
1449	–	FailingConsumer r = new FailingConsumer();
1450	–	CompletableFuture<Void> g = f.thenAcceptAsync(r);
1451	–	f.complete(null);
1515		checkCompletedWithWrappedCFException(g);
1516	<	}
1517	<
1455	<	/**
1456	<	* thenAcceptAsync result completes exceptionally if source cancelled
1457	<	*/
1458	<	public void testThenAcceptAsync4() {
1459	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1460	<	IncAction r = new IncAction();
1461	<	CompletableFuture<Void> g = f.thenAcceptAsync(r);
1462	<	assertTrue(f.cancel(true));
1463	<	checkCompletedWithWrappedCancellationException(g);
1464	<	}
1516	>	checkCompletedNormally(f, v1);
1517	>	}}
1518
1519		/**
1520	<	* thenCombineAsync result completes normally after normal
1521	<	* completion of sources
1520	>	* thenCombine result completes normally after normal completion
1521	>	* of sources
1522		*/
1523	<	public void testThenCombineAsync() {
1524	<	CompletableFuture<Integer> f, g, h;
1525	<
1526	<	f = new CompletableFuture<>();
1527	<	g = new CompletableFuture<>();
1528	<	h = f.thenCombineAsync(g, subtract);
1529	<	f.complete(3);
1530	<	checkIncomplete(h);
1531	<	g.complete(1);
1532	<	checkCompletedNormally(h, 2);
1533	<
1534	<	f = new CompletableFuture<>();
1535	<	g = new CompletableFuture<>();
1536	<	h = f.thenCombineAsync(g, subtract);
1537	<	g.complete(1);
1538	<	checkIncomplete(h);
1539	<	f.complete(3);
1540	<	checkCompletedNormally(h, 2);
1523	>	public void testThenCombine_normalCompletion() {
1524	>	for (ExecutionMode m : ExecutionMode.values())
1525	>	for (boolean createIncomplete : new boolean[] { true, false })
1526	>	for (boolean fFirst : new boolean[] { true, false })
1527	>	for (Integer v1 : new Integer[] { 1, null })
1528	>	for (Integer v2 : new Integer[] { 2, null })
1529	>	{
1530	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1531	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1532	>	final SubtractFunction r = new SubtractFunction(m);
1533	>
1534	>	if (fFirst) f.complete(v1); else g.complete(v2);
1535	>	if (!createIncomplete)
1536	>	if (!fFirst) f.complete(v1); else g.complete(v2);
1537	>	final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1538	>	if (createIncomplete) {
1539	>	checkIncomplete(h);
1540	>	r.assertNotInvoked();
1541	>	if (!fFirst) f.complete(v1); else g.complete(v2);
1542	>	}
1543
1544	<	f = new CompletableFuture<>();
1545	<	g = new CompletableFuture<>();
1546	<	g.complete(1);
1547	<	f.complete(3);
1548	<	h = f.thenCombineAsync(g, subtract);
1494	<	checkCompletedNormally(h, 2);
1495	<	}
1544	>	checkCompletedNormally(h, subtract(v1, v2));
1545	>	checkCompletedNormally(f, v1);
1546	>	checkCompletedNormally(g, v2);
1547	>	r.assertValue(subtract(v1, v2));
1548	>	}}
1549
1550		/**
1551	<	* thenCombineAsync result completes exceptionally after exceptional
1551	>	* thenCombine result completes exceptionally after exceptional
1552		* completion of either source
1553		*/
1554	<	public void testThenCombineAsync2() {
1555	<	CompletableFuture<Integer> f, g, h;
1556	<
1557	<	f = new CompletableFuture<>();
1558	<	g = new CompletableFuture<>();
1559	<	h = f.thenCombineAsync(g, subtract);
1560	<	f.completeExceptionally(new CFException());
1561	<	checkIncomplete(h);
1562	<	g.complete(1);
1563	<	checkCompletedWithWrappedCFException(h);
1564	<
1565	<	f = new CompletableFuture<>();
1566	<	g = new CompletableFuture<>();
1567	<	h = f.thenCombineAsync(g, subtract);
1568	<	g.completeExceptionally(new CFException());
1569	<	checkIncomplete(h);
1570	<	f.complete(3);
1571	<	checkCompletedWithWrappedCFException(h);
1572	<
1520	<	f = new CompletableFuture<>();
1521	<	g = new CompletableFuture<>();
1522	<	g.completeExceptionally(new CFException());
1523	<	f.complete(3);
1524	<	h = f.thenCombineAsync(g, subtract);
1525	<	checkCompletedWithWrappedCFException(h);
1526	<	}
1554	>	public void testThenCombine_exceptionalCompletion() {
1555	>	for (ExecutionMode m : ExecutionMode.values())
1556	>	for (boolean createIncomplete : new boolean[] { true, false })
1557	>	for (boolean fFirst : new boolean[] { true, false })
1558	>	for (Integer v1 : new Integer[] { 1, null })
1559	>	{
1560	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1561	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1562	>	final CFException ex = new CFException();
1563	>	final SubtractFunction r = new SubtractFunction(m);
1564	>
1565	>	(fFirst ? f : g).complete(v1);
1566	>	if (!createIncomplete)
1567	>	(!fFirst ? f : g).completeExceptionally(ex);
1568	>	final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1569	>	if (createIncomplete) {
1570	>	checkIncomplete(h);
1571	>	(!fFirst ? f : g).completeExceptionally(ex);
1572	>	}
1573
1574	<	/**
1575	<	* thenCombineAsync result completes exceptionally if action does
1576	<	*/
1577	<	public void testThenCombineAsync3() {
1578	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1533	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1534	<	FailingBiFunction r = new FailingBiFunction();
1535	<	CompletableFuture<Integer> g = f.thenCombineAsync(f2, r);
1536	<	f.complete(one);
1537	<	checkIncomplete(g);
1538	<	assertFalse(r.ran);
1539	<	f2.complete(two);
1540	<	checkCompletedWithWrappedCFException(g);
1541	<	assertTrue(r.ran);
1542	<	}
1574	>	checkCompletedWithWrappedException(h, ex);
1575	>	r.assertNotInvoked();
1576	>	checkCompletedNormally(fFirst ? f : g, v1);
1577	>	checkCompletedExceptionally(!fFirst ? f : g, ex);
1578	>	}}
1579
1580		/**
1581	<	* thenCombineAsync result completes exceptionally if either source cancelled
1581	>	* thenCombine result completes exceptionally if either source cancelled
1582		*/
1583	<	public void testThenCombineAsync4() {
1584	<	CompletableFuture<Integer> f, g, h;
1585	<
1586	<	f = new CompletableFuture<>();
1587	<	g = new CompletableFuture<>();
1588	<	h = f.thenCombineAsync(g, subtract);
1589	<	assertTrue(f.cancel(true));
1590	<	checkIncomplete(h);
1591	<	g.complete(1);
1592	<	checkCompletedWithWrappedCancellationException(h);
1593	<
1594	<	f = new CompletableFuture<>();
1595	<	g = new CompletableFuture<>();
1596	<	h = f.thenCombineAsync(g, subtract);
1597	<	assertTrue(g.cancel(true));
1598	<	checkIncomplete(h);
1599	<	f.complete(3);
1600	<	checkCompletedWithWrappedCancellationException(h);
1601	<
1566	<	f = new CompletableFuture<>();
1567	<	g = new CompletableFuture<>();
1568	<	g.complete(3);
1569	<	assertTrue(f.cancel(true));
1570	<	h = f.thenCombineAsync(g, subtract);
1571	<	checkCompletedWithWrappedCancellationException(h);
1583	>	public void testThenCombine_sourceCancelled() {
1584	>	for (ExecutionMode m : ExecutionMode.values())
1585	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1586	>	for (boolean createIncomplete : new boolean[] { true, false })
1587	>	for (boolean fFirst : new boolean[] { true, false })
1588	>	for (Integer v1 : new Integer[] { 1, null })
1589	>	{
1590	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1591	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1592	>	final SubtractFunction r = new SubtractFunction(m);
1593	>
1594	>	(fFirst ? f : g).complete(v1);
1595	>	if (!createIncomplete)
1596	>	assertTrue((!fFirst ? f : g).cancel(mayInterruptIfRunning));
1597	>	final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1598	>	if (createIncomplete) {
1599	>	checkIncomplete(h);
1600	>	assertTrue((!fFirst ? f : g).cancel(mayInterruptIfRunning));
1601	>	}
1602
1573	–	f = new CompletableFuture<>();
1574	–	g = new CompletableFuture<>();
1575	–	f.complete(3);
1576	–	assertTrue(g.cancel(true));
1577	–	h = f.thenCombineAsync(g, subtract);
1603		checkCompletedWithWrappedCancellationException(h);
1604	<	}
1605	<
1606	<	/**
1607	<	* thenAcceptBothAsync result completes normally after normal
1583	<	* completion of sources
1584	<	*/
1585	<	public void testThenAcceptBothAsync() {
1586	<	CompletableFuture<Integer> f, g;
1587	<	CompletableFuture<Void> h;
1588	<	SubtractAction r;
1589	<
1590	<	f = new CompletableFuture<>();
1591	<	g = new CompletableFuture<>();
1592	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1593	<	f.complete(3);
1594	<	checkIncomplete(h);
1595	<	g.complete(1);
1596	<	checkCompletedNormally(h, null);
1597	<	assertEquals(r.value, 2);
1598	<
1599	<	f = new CompletableFuture<>();
1600	<	g = new CompletableFuture<>();
1601	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1602	<	g.complete(1);
1603	<	checkIncomplete(h);
1604	<	f.complete(3);
1605	<	checkCompletedNormally(h, null);
1606	<	assertEquals(r.value, 2);
1607	<
1608	<	f = new CompletableFuture<>();
1609	<	g = new CompletableFuture<>();
1610	<	g.complete(1);
1611	<	f.complete(3);
1612	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1613	<	checkCompletedNormally(h, null);
1614	<	assertEquals(r.value, 2);
1615	<	}
1604	>	checkCancelled(!fFirst ? f : g);
1605	>	r.assertNotInvoked();
1606	>	checkCompletedNormally(fFirst ? f : g, v1);
1607	>	}}
1608
1609		/**
1610	<	* thenAcceptBothAsync result completes exceptionally after exceptional
1619	<	* completion of source
1620	<	*/
1621	<	public void testThenAcceptBothAsync2() {
1622	<	CompletableFuture<Integer> f, g;
1623	<	CompletableFuture<Void> h;
1624	<	SubtractAction r;
1625	<
1626	<	f = new CompletableFuture<>();
1627	<	g = new CompletableFuture<>();
1628	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1629	<	f.completeExceptionally(new CFException());
1630	<	checkIncomplete(h);
1631	<	g.complete(1);
1632	<	checkCompletedWithWrappedCFException(h);
1633	<
1634	<	f = new CompletableFuture<>();
1635	<	g = new CompletableFuture<>();
1636	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1637	<	g.completeExceptionally(new CFException());
1638	<	checkIncomplete(h);
1639	<	f.complete(3);
1640	<	checkCompletedWithWrappedCFException(h);
1641	<
1642	<	f = new CompletableFuture<>();
1643	<	g = new CompletableFuture<>();
1644	<	f.complete(3);
1645	<	g.completeExceptionally(new CFException());
1646	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1647	<	checkCompletedWithWrappedCFException(h);
1648	<
1649	<	f = new CompletableFuture<>();
1650	<	g = new CompletableFuture<>();
1651	<	f.completeExceptionally(new CFException());
1652	<	g.complete(3);
1653	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1654	<	checkCompletedWithWrappedCFException(h);
1655	<	}
1656	<
1657	<	/**
1658	<	* thenAcceptBothAsync result completes exceptionally if action does
1610	>	* thenCombine result completes exceptionally if action does
1611		*/
1612	<	public void testThenAcceptBothAsync3() {
1613	<	CompletableFuture<Integer> f, g;
1614	<	CompletableFuture<Void> h;
1615	<	FailingBiConsumer r;
1616	<
1617	<	f = new CompletableFuture<>();
1618	<	g = new CompletableFuture<>();
1619	<	h = f.thenAcceptBothAsync(g, r = new FailingBiConsumer());
1620	<	f.complete(3);
1621	<	checkIncomplete(h);
1622	<	g.complete(1);
1623	<	checkCompletedWithWrappedCFException(h);
1612	>	public void testThenCombine_actionFailed() {
1613	>	for (ExecutionMode m : ExecutionMode.values())
1614	>	for (boolean fFirst : new boolean[] { true, false })
1615	>	for (Integer v1 : new Integer[] { 1, null })
1616	>	for (Integer v2 : new Integer[] { 2, null })
1617	>	{
1618	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1619	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1620	>	final FailingBiFunction r = new FailingBiFunction(m);
1621	>	final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1622	>
1623	>	if (fFirst) {
1624	>	f.complete(v1);
1625	>	g.complete(v2);
1626	>	} else {
1627	>	g.complete(v2);
1628	>	f.complete(v1);
1629	>	}
1630
1673	–	f = new CompletableFuture<>();
1674	–	g = new CompletableFuture<>();
1675	–	f.complete(3);
1676	–	g.complete(1);
1677	–	h = f.thenAcceptBothAsync(g, r = new FailingBiConsumer());
1631		checkCompletedWithWrappedCFException(h);
1632	<	}
1632	>	checkCompletedNormally(f, v1);
1633	>	checkCompletedNormally(g, v2);
1634	>	}}
1635
1636		/**
1637	<	* thenAcceptBothAsync result completes exceptionally if either source cancelled
1683	<	*/
1684	<	public void testThenAcceptBothAsync4() {
1685	<	CompletableFuture<Integer> f, g;
1686	<	CompletableFuture<Void> h;
1687	<	SubtractAction r;
1688	<
1689	<	f = new CompletableFuture<>();
1690	<	g = new CompletableFuture<>();
1691	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1692	<	assertTrue(f.cancel(true));
1693	<	checkIncomplete(h);
1694	<	g.complete(1);
1695	<	checkCompletedWithWrappedCancellationException(h);
1696	<
1697	<	f = new CompletableFuture<>();
1698	<	g = new CompletableFuture<>();
1699	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1700	<	assertTrue(g.cancel(true));
1701	<	checkIncomplete(h);
1702	<	f.complete(3);
1703	<	checkCompletedWithWrappedCancellationException(h);
1704	<
1705	<	f = new CompletableFuture<>();
1706	<	g = new CompletableFuture<>();
1707	<	f.complete(3);
1708	<	assertTrue(g.cancel(true));
1709	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1710	<	checkCompletedWithWrappedCancellationException(h);
1711	<
1712	<	f = new CompletableFuture<>();
1713	<	g = new CompletableFuture<>();
1714	<	assertTrue(f.cancel(true));
1715	<	g.complete(3);
1716	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1717	<	checkCompletedWithWrappedCancellationException(h);
1718	<	}
1719	<
1720	<	/**
1721	<	* runAfterBothAsync result completes normally after normal
1722	<	* completion of sources
1723	<	*/
1724	<	public void testRunAfterBothAsync() {
1725	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1726	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1727	<	Noop r = new Noop();
1728	<	CompletableFuture<Void> g = f.runAfterBothAsync(f2, r);
1729	<	f.complete(one);
1730	<	checkIncomplete(g);
1731	<	f2.complete(two);
1732	<	checkCompletedNormally(g, null);
1733	<	assertTrue(r.ran);
1734	<	}
1735	<
1736	<	/**
1737	<	* runAfterBothAsync result completes exceptionally after exceptional
1738	<	* completion of source
1739	<	*/
1740	<	public void testRunAfterBothAsync2() {
1741	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1742	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1743	<	Noop r = new Noop();
1744	<	CompletableFuture<Void> g = f.runAfterBothAsync(f2, r);
1745	<	f.completeExceptionally(new CFException());
1746	<	f2.complete(two);
1747	<	checkCompletedWithWrappedCFException(g);
1748	<
1749	<	r = new Noop();
1750	<	f = new CompletableFuture<>();
1751	<	f2 = new CompletableFuture<>();
1752	<	g = f.runAfterBothAsync(f2, r);
1753	<	f.complete(one);
1754	<	f2.completeExceptionally(new CFException());
1755	<	checkCompletedWithWrappedCFException(g);
1756	<	}
1757	<
1758	<	/**
1759	<	* runAfterBothAsync result completes exceptionally if action does
1760	<	*/
1761	<	public void testRunAfterBothAsync3() {
1762	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1763	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1764	<	FailingNoop r = new FailingNoop();
1765	<	CompletableFuture<Void> g = f.runAfterBothAsync(f2, r);
1766	<	f.complete(one);
1767	<	checkIncomplete(g);
1768	<	f2.complete(two);
1769	<	checkCompletedWithWrappedCFException(g);
1770	<	}
1771	<
1772	<	/**
1773	<	* runAfterBothAsync result completes exceptionally if either source cancelled
1774	<	*/
1775	<	public void testRunAfterBothAsync4() {
1776	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1777	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1778	<	Noop r = new Noop();
1779	<	CompletableFuture<Void> g = f.runAfterBothAsync(f2, r);
1780	<	assertTrue(f.cancel(true));
1781	<	f2.complete(two);
1782	<	checkCompletedWithWrappedCancellationException(g);
1783	<
1784	<	r = new Noop();
1785	<	f = new CompletableFuture<>();
1786	<	f2 = new CompletableFuture<>();
1787	<	g = f.runAfterBothAsync(f2, r);
1788	<	f.complete(one);
1789	<	assertTrue(f2.cancel(true));
1790	<	checkCompletedWithWrappedCancellationException(g);
1791	<	}
1792	<
1793	<	/**
1794	<	* applyToEitherAsync result completes normally after normal
1637	>	* thenAcceptBoth result completes normally after normal
1638		* completion of sources
1639		*/
1640	<	public void testApplyToEitherAsync() {
1641	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1642	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1643	<	CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc);
1644	<	f.complete(one);
1645	<	checkCompletedNormally(g, two);
1646	<
1647	<	f = new CompletableFuture<>();
1648	<	f.complete(one);
1649	<	f2 = new CompletableFuture<>();
1650	<	g = f.applyToEitherAsync(f2, inc);
1651	<	checkCompletedNormally(g, two);
1652	<	}
1653	<
1654	<	/**
1655	<	* applyToEitherAsync result completes exceptionally after exceptional
1656	<	* completion of source
1657	<	*/
1658	<	public void testApplyToEitherAsync2() {
1659	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1817	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1818	<	CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc);
1819	<	f.completeExceptionally(new CFException());
1820	<	checkCompletedWithWrappedCFException(g);
1821	<
1822	<	f = new CompletableFuture<>();
1823	<	f2 = new CompletableFuture<>();
1824	<	f2.completeExceptionally(new CFException());
1825	<	g = f.applyToEitherAsync(f2, inc);
1826	<	f.complete(one);
1827	<	checkCompletedWithWrappedCFException(g);
1828	<	}
1829	<
1830	<	/**
1831	<	* applyToEitherAsync result completes exceptionally if action does
1832	<	*/
1833	<	public void testApplyToEitherAsync3() {
1834	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1835	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1836	<	FailingFunction r = new FailingFunction();
1837	<	CompletableFuture<Integer> g = f.applyToEitherAsync(f2, r);
1838	<	f.complete(one);
1839	<	checkCompletedWithWrappedCFException(g);
1840	<	}
1841	<
1842	<	/**
1843	<	* applyToEitherAsync result completes exceptionally if either source cancelled
1844	<	*/
1845	<	public void testApplyToEitherAsync4() {
1846	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1847	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1848	<	CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc);
1849	<	assertTrue(f.cancel(true));
1850	<	checkCompletedWithWrappedCancellationException(g);
1640	>	public void testThenAcceptBoth_normalCompletion() {
1641	>	for (ExecutionMode m : ExecutionMode.values())
1642	>	for (boolean createIncomplete : new boolean[] { true, false })
1643	>	for (boolean fFirst : new boolean[] { true, false })
1644	>	for (Integer v1 : new Integer[] { 1, null })
1645	>	for (Integer v2 : new Integer[] { 2, null })
1646	>	{
1647	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1648	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1649	>	final SubtractAction r = new SubtractAction(m);
1650	>
1651	>	if (fFirst) f.complete(v1); else g.complete(v2);
1652	>	if (!createIncomplete)
1653	>	if (!fFirst) f.complete(v1); else g.complete(v2);
1654	>	final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1655	>	if (createIncomplete) {
1656	>	checkIncomplete(h);
1657	>	r.assertNotInvoked();
1658	>	if (!fFirst) f.complete(v1); else g.complete(v2);
1659	>	}
1660
1661	<	f = new CompletableFuture<>();
1662	<	f2 = new CompletableFuture<>();
1663	<	assertTrue(f2.cancel(true));
1664	<	g = f.applyToEitherAsync(f2, inc);
1665	<	checkCompletedWithWrappedCancellationException(g);
1857	<	}
1661	>	checkCompletedNormally(h, null);
1662	>	r.assertValue(subtract(v1, v2));
1663	>	checkCompletedNormally(f, v1);
1664	>	checkCompletedNormally(g, v2);
1665	>	}}
1666
1667		/**
1668	<	* acceptEitherAsync result completes normally after normal
1669	<	* completion of sources
1668	>	* thenAcceptBoth result completes exceptionally after exceptional
1669	>	* completion of either source
1670		*/
1671	<	public void testAcceptEitherAsync() {
1672	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1673	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1674	<	IncAction r = new IncAction();
1675	<	CompletableFuture<Void> g = f.acceptEitherAsync(f2, r);
1676	<	f.complete(one);
1677	<	checkCompletedNormally(g, null);
1678	<	assertEquals(r.value, 2);
1671	>	public void testThenAcceptBoth_exceptionalCompletion() {
1672	>	for (ExecutionMode m : ExecutionMode.values())
1673	>	for (boolean createIncomplete : new boolean[] { true, false })
1674	>	for (boolean fFirst : new boolean[] { true, false })
1675	>	for (Integer v1 : new Integer[] { 1, null })
1676	>	{
1677	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1678	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1679	>	final CFException ex = new CFException();
1680	>	final SubtractAction r = new SubtractAction(m);
1681	>
1682	>	(fFirst ? f : g).complete(v1);
1683	>	if (!createIncomplete)
1684	>	(!fFirst ? f : g).completeExceptionally(ex);
1685	>	final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1686	>	if (createIncomplete) {
1687	>	checkIncomplete(h);
1688	>	(!fFirst ? f : g).completeExceptionally(ex);
1689	>	}
1690
1691	<	r = new IncAction();
1692	<	f = new CompletableFuture<>();
1693	<	f.complete(one);
1694	<	f2 = new CompletableFuture<>();
1695	<	g = f.acceptEitherAsync(f2, r);
1877	<	checkCompletedNormally(g, null);
1878	<	assertEquals(r.value, 2);
1879	<	}
1691	>	checkCompletedWithWrappedException(h, ex);
1692	>	r.assertNotInvoked();
1693	>	checkCompletedNormally(fFirst ? f : g, v1);
1694	>	checkCompletedExceptionally(!fFirst ? f : g, ex);
1695	>	}}
1696
1697		/**
1698	<	* acceptEitherAsync result completes exceptionally after exceptional
1883	<	* completion of source
1698	>	* thenAcceptBoth result completes exceptionally if either source cancelled
1699		*/
1700	<	public void testAcceptEitherAsync2() {
1701	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1702	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1703	<	IncAction r = new IncAction();
1704	<	CompletableFuture<Void> g = f.acceptEitherAsync(f2, r);
1705	<	f.completeExceptionally(new CFException());
1706	<	checkCompletedWithWrappedCFException(g);
1707	<
1708	<	r = new IncAction();
1709	<	f = new CompletableFuture<>();
1710	<	f2 = new CompletableFuture<>();
1711	<	f2.completeExceptionally(new CFException());
1712	<	g = f.acceptEitherAsync(f2, r);
1713	<	f.complete(one);
1714	<	checkCompletedWithWrappedCFException(g);
1715	<	}
1700	>	public void testThenAcceptBoth_sourceCancelled() {
1701	>	for (ExecutionMode m : ExecutionMode.values())
1702	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1703	>	for (boolean createIncomplete : new boolean[] { true, false })
1704	>	for (boolean fFirst : new boolean[] { true, false })
1705	>	for (Integer v1 : new Integer[] { 1, null })
1706	>	{
1707	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1708	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1709	>	final SubtractAction r = new SubtractAction(m);
1710	>
1711	>	(fFirst ? f : g).complete(v1);
1712	>	if (!createIncomplete)
1713	>	assertTrue((!fFirst ? f : g).cancel(mayInterruptIfRunning));
1714	>	final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1715	>	if (createIncomplete) {
1716	>	checkIncomplete(h);
1717	>	assertTrue((!fFirst ? f : g).cancel(mayInterruptIfRunning));
1718	>	}
1719
1720	<	/**
1721	<	* acceptEitherAsync result completes exceptionally if action does
1722	<	*/
1723	<	public void testAcceptEitherAsync3() {
1724	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1907	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1908	<	FailingConsumer r = new FailingConsumer();
1909	<	CompletableFuture<Void> g = f.acceptEitherAsync(f2, r);
1910	<	f.complete(one);
1911	<	checkCompletedWithWrappedCFException(g);
1912	<	}
1720	>	checkCompletedWithWrappedCancellationException(h);
1721	>	checkCancelled(!fFirst ? f : g);
1722	>	r.assertNotInvoked();
1723	>	checkCompletedNormally(fFirst ? f : g, v1);
1724	>	}}
1725
1726		/**
1727	<	* acceptEitherAsync result completes exceptionally if either
1916	<	* source cancelled
1727	>	* thenAcceptBoth result completes exceptionally if action does
1728		*/
1729	<	public void testAcceptEitherAsync4() {
1730	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1731	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1732	<	IncAction r = new IncAction();
1733	<	CompletableFuture<Void> g = f.acceptEitherAsync(f2, r);
1734	<	assertTrue(f.cancel(true));
1735	<	checkCompletedWithWrappedCancellationException(g);
1729	>	public void testThenAcceptBoth_actionFailed() {
1730	>	for (ExecutionMode m : ExecutionMode.values())
1731	>	for (boolean fFirst : new boolean[] { true, false })
1732	>	for (Integer v1 : new Integer[] { 1, null })
1733	>	for (Integer v2 : new Integer[] { 2, null })
1734	>	{
1735	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1736	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1737	>	final FailingBiConsumer r = new FailingBiConsumer(m);
1738	>	final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1739	>
1740	>	if (fFirst) {
1741	>	f.complete(v1);
1742	>	g.complete(v2);
1743	>	} else {
1744	>	g.complete(v2);
1745	>	f.complete(v1);
1746	>	}
1747
1748	<	r = new IncAction();
1749	<	f = new CompletableFuture<>();
1750	<	f2 = new CompletableFuture<>();
1751	<	assertTrue(f2.cancel(true));
1930	<	g = f.acceptEitherAsync(f2, r);
1931	<	checkCompletedWithWrappedCancellationException(g);
1932	<	}
1748	>	checkCompletedWithWrappedCFException(h);
1749	>	checkCompletedNormally(f, v1);
1750	>	checkCompletedNormally(g, v2);
1751	>	}}
1752
1753		/**
1754	<	* runAfterEitherAsync result completes normally after normal
1754	>	* runAfterBoth result completes normally after normal
1755		* completion of sources
1756		*/
1757	<	public void testRunAfterEitherAsync() {
1758	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1759	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1760	<	Noop r = new Noop();
1761	<	CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r);
1762	<	f.complete(one);
1763	<	checkCompletedNormally(g, null);
1764	<	assertTrue(r.ran);
1765	<
1766	<	r = new Noop();
1767	<	f = new CompletableFuture<>();
1768	<	f.complete(one);
1769	<	f2 = new CompletableFuture<>();
1770	<	g = f.runAfterEitherAsync(f2, r);
1771	<	checkCompletedNormally(g, null);
1772	<	assertTrue(r.ran);
1773	<	}
1774	<
1775	<	/**
1776	<	* runAfterEitherAsync result completes exceptionally after exceptional
1958	<	* completion of source
1959	<	*/
1960	<	public void testRunAfterEitherAsync2() {
1961	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1962	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1963	<	Noop r = new Noop();
1964	<	CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r);
1965	<	f.completeExceptionally(new CFException());
1966	<	checkCompletedWithWrappedCFException(g);
1967	<
1968	<	r = new Noop();
1969	<	f = new CompletableFuture<>();
1970	<	f2 = new CompletableFuture<>();
1971	<	f2.completeExceptionally(new CFException());
1972	<	g = f.runAfterEitherAsync(f2, r);
1973	<	f.complete(one);
1974	<	checkCompletedWithWrappedCFException(g);
1975	<	}
1976	<
1977	<	/**
1978	<	* runAfterEitherAsync result completes exceptionally if action does
1979	<	*/
1980	<	public void testRunAfterEitherAsync3() {
1981	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1982	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1983	<	FailingNoop r = new FailingNoop();
1984	<	CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r);
1985	<	f.complete(one);
1986	<	checkCompletedWithWrappedCFException(g);
1987	<	}
1988	<
1989	<	/**
1990	<	* runAfterEitherAsync result completes exceptionally if either
1991	<	* source cancelled
1992	<	*/
1993	<	public void testRunAfterEitherAsync4() {
1994	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1995	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
1996	<	Noop r = new Noop();
1997	<	CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r);
1998	<	assertTrue(f.cancel(true));
1999	<	checkCompletedWithWrappedCancellationException(g);
2000	<
2001	<	r = new Noop();
2002	<	f = new CompletableFuture<>();
2003	<	f2 = new CompletableFuture<>();
2004	<	assertTrue(f2.cancel(true));
2005	<	g = f.runAfterEitherAsync(f2, r);
2006	<	checkCompletedWithWrappedCancellationException(g);
2007	<	}
2008	<
2009	<	/**
2010	<	* thenComposeAsync result completes normally after normal
2011	<	* completion of source
2012	<	*/
2013	<	public void testThenComposeAsync() {
2014	<	CompletableFuture<Integer> f, g;
2015	<	CompletableFutureInc r;
2016	<
2017	<	f = new CompletableFuture<>();
2018	<	g = f.thenComposeAsync(r = new CompletableFutureInc());
2019	<	f.complete(one);
2020	<	checkCompletedNormally(g, two);
1757	>	public void testRunAfterBoth_normalCompletion() {
1758	>	for (ExecutionMode m : ExecutionMode.values())
1759	>	for (boolean createIncomplete : new boolean[] { true, false })
1760	>	for (boolean fFirst : new boolean[] { true, false })
1761	>	for (Integer v1 : new Integer[] { 1, null })
1762	>	for (Integer v2 : new Integer[] { 2, null })
1763	>	{
1764	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1765	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1766	>	final Noop r = new Noop(m);
1767	>
1768	>	if (fFirst) f.complete(v1); else g.complete(v2);
1769	>	if (!createIncomplete)
1770	>	if (!fFirst) f.complete(v1); else g.complete(v2);
1771	>	final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1772	>	if (createIncomplete) {
1773	>	checkIncomplete(h);
1774	>	r.assertNotInvoked();
1775	>	if (!fFirst) f.complete(v1); else g.complete(v2);
1776	>	}
1777
1778	<	f = new CompletableFuture<>();
1779	<	f.complete(one);
1780	<	g = f.thenComposeAsync(r = new CompletableFutureInc());
1781	<	checkCompletedNormally(g, two);
1782	<	}
1778	>	checkCompletedNormally(h, null);
1779	>	r.assertInvoked();
1780	>	checkCompletedNormally(f, v1);
1781	>	checkCompletedNormally(g, v2);
1782	>	}}
1783
1784		/**
1785	<	* thenComposeAsync result completes exceptionally after
1786	<	* exceptional completion of source
1785	>	* runAfterBoth result completes exceptionally after exceptional
1786	>	* completion of either source
1787		*/
1788	<	public void testThenComposeAsync2() {
1789	<	CompletableFuture<Integer> f, g;
1790	<	CompletableFutureInc r;
1788	>	public void testRunAfterBoth_exceptionalCompletion() {
1789	>	for (ExecutionMode m : ExecutionMode.values())
1790	>	for (boolean createIncomplete : new boolean[] { true, false })
1791	>	for (boolean fFirst : new boolean[] { true, false })
1792	>	for (Integer v1 : new Integer[] { 1, null })
1793	>	{
1794	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1795	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1796	>	final CFException ex = new CFException();
1797	>	final Noop r = new Noop(m);
1798	>
1799	>	(fFirst ? f : g).complete(v1);
1800	>	if (!createIncomplete)
1801	>	(!fFirst ? f : g).completeExceptionally(ex);
1802	>	final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1803	>	if (createIncomplete) {
1804	>	checkIncomplete(h);
1805	>	(!fFirst ? f : g).completeExceptionally(ex);
1806	>	}
1807
1808	<	f = new CompletableFuture<>();
1809	<	g = f.thenComposeAsync(r = new CompletableFutureInc());
1810	<	f.completeExceptionally(new CFException());
1811	<	checkCompletedWithWrappedCFException(g);
1812	<	assertFalse(r.ran);
2041	<
2042	<	f = new CompletableFuture<>();
2043	<	f.completeExceptionally(new CFException());
2044	<	g = f.thenComposeAsync(r = new CompletableFutureInc());
2045	<	checkCompletedWithWrappedCFException(g);
2046	<	assertFalse(r.ran);
2047	<	}
1808	>	checkCompletedWithWrappedException(h, ex);
1809	>	r.assertNotInvoked();
1810	>	checkCompletedNormally(fFirst ? f : g, v1);
1811	>	checkCompletedExceptionally(!fFirst ? f : g, ex);
1812	>	}}
1813
1814		/**
1815	<	* thenComposeAsync result completes exceptionally if action does
1815	>	* runAfterBoth result completes exceptionally if either source cancelled
1816		*/
1817	<	public void testThenComposeAsync3() {
1818	<	CompletableFuture<Integer> f, g;
1819	<	FailingCompletableFutureFunction r;
1820	<
1821	<	f = new CompletableFuture<>();
1822	<	g = f.thenComposeAsync(r = new FailingCompletableFutureFunction());
1823	<	f.complete(one);
1824	<	checkCompletedWithWrappedCFException(g);
1817	>	public void testRunAfterBoth_sourceCancelled() {
1818	>	for (ExecutionMode m : ExecutionMode.values())
1819	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1820	>	for (boolean createIncomplete : new boolean[] { true, false })
1821	>	for (boolean fFirst : new boolean[] { true, false })
1822	>	for (Integer v1 : new Integer[] { 1, null })
1823	>	{
1824	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1825	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1826	>	final Noop r = new Noop(m);
1827	>
1828	>	(fFirst ? f : g).complete(v1);
1829	>	if (!createIncomplete)
1830	>	assertTrue((!fFirst ? f : g).cancel(mayInterruptIfRunning));
1831	>	final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1832	>	if (createIncomplete) {
1833	>	checkIncomplete(h);
1834	>	assertTrue((!fFirst ? f : g).cancel(mayInterruptIfRunning));
1835	>	}
1836
1837	<	f = new CompletableFuture<>();
1838	<	f.complete(one);
1839	<	g = f.thenComposeAsync(r = new FailingCompletableFutureFunction());
1840	<	checkCompletedWithWrappedCFException(g);
1841	<	}
1837	>	checkCompletedWithWrappedCancellationException(h);
1838	>	checkCancelled(!fFirst ? f : g);
1839	>	r.assertNotInvoked();
1840	>	checkCompletedNormally(fFirst ? f : g, v1);
1841	>	}}
1842
1843		/**
1844	<	* thenComposeAsync result completes exceptionally if source cancelled
1844	>	* runAfterBoth result completes exceptionally if action does
1845		*/
1846	<	public void testThenComposeAsync4() {
1847	<	CompletableFuture<Integer> f, g;
1848	<	CompletableFutureInc r;
1849	<
1850	<	f = new CompletableFuture<>();
1851	<	g = f.thenComposeAsync(r = new CompletableFutureInc());
1852	<	assertTrue(f.cancel(true));
1853	<	checkCompletedWithWrappedCancellationException(g);
1854	<
1855	<	f = new CompletableFuture<>();
1856	<	assertTrue(f.cancel(true));
1857	<	g = f.thenComposeAsync(r = new CompletableFutureInc());
1858	<	checkCompletedWithWrappedCancellationException(g);
1859	<	}
1846	>	public void testRunAfterBoth_actionFailed() {
1847	>	for (ExecutionMode m : ExecutionMode.values())
1848	>	for (boolean fFirst : new boolean[] { true, false })
1849	>	for (Integer v1 : new Integer[] { 1, null })
1850	>	for (Integer v2 : new Integer[] { 2, null })
1851	>	{
1852	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1853	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1854	>	final FailingRunnable r1 = new FailingRunnable(m);
1855	>	final FailingRunnable r2 = new FailingRunnable(m);
1856	>
1857	>	CompletableFuture<Void> h1 = m.runAfterBoth(f, g, r1);
1858	>	if (fFirst) {
1859	>	f.complete(v1);
1860	>	g.complete(v2);
1861	>	} else {
1862	>	g.complete(v2);
1863	>	f.complete(v1);
1864	>	}
1865	>	CompletableFuture<Void> h2 = m.runAfterBoth(f, g, r2);
1866
1867	<	// async with explicit executors
1867	>	checkCompletedWithWrappedCFException(h1);
1868	>	checkCompletedWithWrappedCFException(h2);
1869	>	checkCompletedNormally(f, v1);
1870	>	checkCompletedNormally(g, v2);
1871	>	}}
1872
1873		/**
1874	<	* thenRunAsync result completes normally after normal completion of source
1874	>	* applyToEither result completes normally after normal completion
1875	>	* of either source
1876		*/
1877	<	public void testThenRunAsyncE() {
1878	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1879	<	Noop r = new Noop();
1880	<	CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor());
1881	<	f.complete(null);
1882	<	checkCompletedNormally(g, null);
1883	<
1884	<	// reordered version
1885	<	f = new CompletableFuture<>();
1886	<	f.complete(null);
1887	<	r = new Noop();
1888	<	g = f.thenRunAsync(r, new ThreadExecutor());
1889	<	checkCompletedNormally(g, null);
1890	<	}
1877	>	public void testApplyToEither_normalCompletion() {
1878	>	for (ExecutionMode m : ExecutionMode.values())
1879	>	for (Integer v1 : new Integer[] { 1, null })
1880	>	for (Integer v2 : new Integer[] { 2, null })
1881	>	{
1882	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1883	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1884	>	final IncFunction[] rs = new IncFunction[6];
1885	>	for (int i = 0; i < rs.length; i++) rs[i] = new IncFunction(m);
1886	>
1887	>	final CompletableFuture<Integer> h0 = m.applyToEither(f, g, rs[0]);
1888	>	final CompletableFuture<Integer> h1 = m.applyToEither(g, f, rs[1]);
1889	>	checkIncomplete(h0);
1890	>	checkIncomplete(h1);
1891	>	rs[0].assertNotInvoked();
1892	>	rs[1].assertNotInvoked();
1893	>	f.complete(v1);
1894	>	checkCompletedNormally(h0, inc(v1));
1895	>	checkCompletedNormally(h1, inc(v1));
1896	>	final CompletableFuture<Integer> h2 = m.applyToEither(f, g, rs[2]);
1897	>	final CompletableFuture<Integer> h3 = m.applyToEither(g, f, rs[3]);
1898	>	checkCompletedNormally(h2, inc(v1));
1899	>	checkCompletedNormally(h3, inc(v1));
1900	>	g.complete(v2);
1901	>
1902	>	// unspecified behavior - both source completions available
1903	>	final CompletableFuture<Integer> h4 = m.applyToEither(f, g, rs[4]);
1904	>	final CompletableFuture<Integer> h5 = m.applyToEither(g, f, rs[5]);
1905	>	rs[4].assertValue(h4.join());
1906	>	rs[5].assertValue(h5.join());
1907	>	assertTrue(Objects.equals(inc(v1), h4.join()) ||
1908	>	Objects.equals(inc(v2), h4.join()));
1909	>	assertTrue(Objects.equals(inc(v1), h5.join()) ||
1910	>	Objects.equals(inc(v2), h5.join()));
1911	>
1912	>	checkCompletedNormally(f, v1);
1913	>	checkCompletedNormally(g, v2);
1914	>	checkCompletedNormally(h0, inc(v1));
1915	>	checkCompletedNormally(h1, inc(v1));
1916	>	checkCompletedNormally(h2, inc(v1));
1917	>	checkCompletedNormally(h3, inc(v1));
1918	>	for (int i = 0; i < 4; i++) rs[i].assertValue(inc(v1));
1919	>	}}
1920
1921		/**
1922	<	* thenRunAsync result completes exceptionally after exceptional
1923	<	* completion of source
1922	>	* applyToEither result completes exceptionally after exceptional
1923	>	* completion of either source
1924		*/
1925	<	public void testThenRunAsync2E() {
1926	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1927	<	Noop r = new Noop();
1928	<	CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor());
1929	<	f.completeExceptionally(new CFException());
1925	>	public void testApplyToEither_exceptionalCompletion() {
1926	>	for (ExecutionMode m : ExecutionMode.values())
1927	>	for (Integer v1 : new Integer[] { 1, null })
1928	>	{
1929	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1930	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1931	>	final CFException ex = new CFException();
1932	>	final IncFunction[] rs = new IncFunction[6];
1933	>	for (int i = 0; i < rs.length; i++) rs[i] = new IncFunction(m);
1934	>
1935	>	final CompletableFuture<Integer> h0 = m.applyToEither(f, g, rs[0]);
1936	>	final CompletableFuture<Integer> h1 = m.applyToEither(g, f, rs[1]);
1937	>	checkIncomplete(h0);
1938	>	checkIncomplete(h1);
1939	>	rs[0].assertNotInvoked();
1940	>	rs[1].assertNotInvoked();
1941	>	f.completeExceptionally(ex);
1942	>	checkCompletedWithWrappedException(h0, ex);
1943	>	checkCompletedWithWrappedException(h1, ex);
1944	>	final CompletableFuture<Integer> h2 = m.applyToEither(f, g, rs[2]);
1945	>	final CompletableFuture<Integer> h3 = m.applyToEither(g, f, rs[3]);
1946	>	checkCompletedWithWrappedException(h2, ex);
1947	>	checkCompletedWithWrappedException(h3, ex);
1948	>	g.complete(v1);
1949	>
1950	>	// unspecified behavior - both source completions available
1951	>	final CompletableFuture<Integer> h4 = m.applyToEither(f, g, rs[4]);
1952	>	final CompletableFuture<Integer> h5 = m.applyToEither(g, f, rs[5]);
1953		try {
1954	<	g.join();
1955	<	shouldThrow();
1956	<	} catch (CompletionException success) {}
1957	<	checkCompletedWithWrappedCFException(g);
1958	<	}
1959	<
1960	<	/**
1961	<	* thenRunAsync result completes exceptionally if action does
1962	<	*/
1963	<	public void testThenRunAsync3E() {
1964	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1965	<	FailingNoop r = new FailingNoop();
1966	<	CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor());
2128	<	f.complete(null);
2129	<	checkCompletedWithWrappedCFException(g);
2130	<	}
2131	<
2132	<	/**
2133	<	* thenRunAsync result completes exceptionally if source cancelled
2134	<	*/
2135	<	public void testThenRunAsync4E() {
2136	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2137	<	Noop r = new Noop();
2138	<	CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor());
2139	<	assertTrue(f.cancel(true));
2140	<	checkCompletedWithWrappedCancellationException(g);
2141	<	}
1954	>	assertEquals(inc(v1), h4.join());
1955	>	rs[4].assertValue(inc(v1));
1956	>	} catch (CompletionException ok) {
1957	>	checkCompletedWithWrappedException(h4, ex);
1958	>	rs[4].assertNotInvoked();
1959	>	}
1960	>	try {
1961	>	assertEquals(inc(v1), h5.join());
1962	>	rs[5].assertValue(inc(v1));
1963	>	} catch (CompletionException ok) {
1964	>	checkCompletedWithWrappedException(h5, ex);
1965	>	rs[5].assertNotInvoked();
1966	>	}
1967
1968	<	/**
1969	<	* thenApplyAsync result completes normally after normal completion of source
1970	<	*/
1971	<	public void testThenApplyAsyncE() {
1972	<	CompletableFuture<Integer> f = new CompletableFuture<>();
1973	<	CompletableFuture<Integer> g = f.thenApplyAsync(inc, new ThreadExecutor());
1974	<	f.complete(one);
1975	<	checkCompletedNormally(g, two);
1976	<	}
1968	>	checkCompletedExceptionally(f, ex);
1969	>	checkCompletedNormally(g, v1);
1970	>	checkCompletedWithWrappedException(h0, ex);
1971	>	checkCompletedWithWrappedException(h1, ex);
1972	>	checkCompletedWithWrappedException(h2, ex);
1973	>	checkCompletedWithWrappedException(h3, ex);
1974	>	checkCompletedWithWrappedException(h4, ex);
1975	>	for (int i = 0; i < 4; i++) rs[i].assertNotInvoked();
1976	>	}}
1977	>
1978	>	public void testApplyToEither_exceptionalCompletion2() {
1979	>	for (ExecutionMode m : ExecutionMode.values())
1980	>	for (boolean fFirst : new boolean[] { true, false })
1981	>	for (Integer v1 : new Integer[] { 1, null })
1982	>	{
1983	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1984	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1985	>	final CFException ex = new CFException();
1986	>	final IncFunction[] rs = new IncFunction[6];
1987	>	for (int i = 0; i < rs.length; i++) rs[i] = new IncFunction(m);
1988	>
1989	>	final CompletableFuture<Integer> h0 = m.applyToEither(f, g, rs[0]);
1990	>	final CompletableFuture<Integer> h1 = m.applyToEither(g, f, rs[1]);
1991	>	if (fFirst) {
1992	>	f.complete(v1);
1993	>	g.completeExceptionally(ex);
1994	>	} else {
1995	>	g.completeExceptionally(ex);
1996	>	f.complete(v1);
1997	>	}
1998	>	final CompletableFuture<Integer> h2 = m.applyToEither(f, g, rs[2]);
1999	>	final CompletableFuture<Integer> h3 = m.applyToEither(g, f, rs[3]);
2000
2001	<	/**
2002	<	* thenApplyAsync result completes exceptionally after exceptional
2003	<	* completion of source
2004	<	*/
2005	<	public void testThenApplyAsync2E() {
2006	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2007	<	CompletableFuture<Integer> g = f.thenApplyAsync(inc, new ThreadExecutor());
2008	<	f.completeExceptionally(new CFException());
2009	<	checkCompletedWithWrappedCFException(g);
2010	<	}
2001	>	// unspecified behavior - both source completions available
2002	>	try {
2003	>	assertEquals(inc(v1), h0.join());
2004	>	rs[0].assertValue(inc(v1));
2005	>	} catch (CompletionException ok) {
2006	>	checkCompletedWithWrappedException(h0, ex);
2007	>	rs[0].assertNotInvoked();
2008	>	}
2009	>	try {
2010	>	assertEquals(inc(v1), h1.join());
2011	>	rs[1].assertValue(inc(v1));
2012	>	} catch (CompletionException ok) {
2013	>	checkCompletedWithWrappedException(h1, ex);
2014	>	rs[1].assertNotInvoked();
2015	>	}
2016	>	try {
2017	>	assertEquals(inc(v1), h2.join());
2018	>	rs[2].assertValue(inc(v1));
2019	>	} catch (CompletionException ok) {
2020	>	checkCompletedWithWrappedException(h2, ex);
2021	>	rs[2].assertNotInvoked();
2022	>	}
2023	>	try {
2024	>	assertEquals(inc(v1), h3.join());
2025	>	rs[3].assertValue(inc(v1));
2026	>	} catch (CompletionException ok) {
2027	>	checkCompletedWithWrappedException(h3, ex);
2028	>	rs[3].assertNotInvoked();
2029	>	}
2030
2031	<	/**
2032	<	* thenApplyAsync result completes exceptionally if action does
2033	<	*/
2167	<	public void testThenApplyAsync3E() {
2168	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2169	<	FailingFunction r = new FailingFunction();
2170	<	CompletableFuture<Integer> g = f.thenApplyAsync(r, new ThreadExecutor());
2171	<	f.complete(null);
2172	<	checkCompletedWithWrappedCFException(g);
2173	<	}
2031	>	checkCompletedNormally(f, v1);
2032	>	checkCompletedExceptionally(g, ex);
2033	>	}}
2034
2035		/**
2036	<	* thenApplyAsync result completes exceptionally if source cancelled
2036	>	* applyToEither result completes exceptionally if either source cancelled
2037		*/
2038	<	public void testThenApplyAsync4E() {
2039	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2040	<	CompletableFuture<Integer> g = f.thenApplyAsync(inc, new ThreadExecutor());
2041	<	assertTrue(f.cancel(true));
2042	<	checkCompletedWithWrappedCancellationException(g);
2043	<	}
2038	>	public void testApplyToEither_sourceCancelled() {
2039	>	for (ExecutionMode m : ExecutionMode.values())
2040	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2041	>	for (Integer v1 : new Integer[] { 1, null })
2042	>	{
2043	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2044	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2045	>	final IncFunction[] rs = new IncFunction[6];
2046	>	for (int i = 0; i < rs.length; i++) rs[i] = new IncFunction(m);
2047	>
2048	>	final CompletableFuture<Integer> h0 = m.applyToEither(f, g, rs[0]);
2049	>	final CompletableFuture<Integer> h1 = m.applyToEither(g, f, rs[1]);
2050	>	checkIncomplete(h0);
2051	>	checkIncomplete(h1);
2052	>	rs[0].assertNotInvoked();
2053	>	rs[1].assertNotInvoked();
2054	>	f.cancel(mayInterruptIfRunning);
2055	>	checkCompletedWithWrappedCancellationException(h0);
2056	>	checkCompletedWithWrappedCancellationException(h1);
2057	>	final CompletableFuture<Integer> h2 = m.applyToEither(f, g, rs[2]);
2058	>	final CompletableFuture<Integer> h3 = m.applyToEither(g, f, rs[3]);
2059	>	checkCompletedWithWrappedCancellationException(h2);
2060	>	checkCompletedWithWrappedCancellationException(h3);
2061	>	g.complete(v1);
2062	>
2063	>	// unspecified behavior - both source completions available
2064	>	final CompletableFuture<Integer> h4 = m.applyToEither(f, g, rs[4]);
2065	>	final CompletableFuture<Integer> h5 = m.applyToEither(g, f, rs[5]);
2066	>	try {
2067	>	assertEquals(inc(v1), h4.join());
2068	>	rs[4].assertValue(inc(v1));
2069	>	} catch (CompletionException ok) {
2070	>	checkCompletedWithWrappedCancellationException(h4);
2071	>	rs[4].assertNotInvoked();
2072	>	}
2073	>	try {
2074	>	assertEquals(inc(v1), h5.join());
2075	>	rs[5].assertValue(inc(v1));
2076	>	} catch (CompletionException ok) {
2077	>	checkCompletedWithWrappedCancellationException(h5);
2078	>	rs[5].assertNotInvoked();
2079	>	}
2080
2081	<	/**
2082	<	* thenAcceptAsync result completes normally after normal
2083	<	* completion of source
2084	<	*/
2085	<	public void testThenAcceptAsyncE() {
2086	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2087	<	IncAction r = new IncAction();
2088	<	CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor());
2089	<	f.complete(one);
2090	<	checkCompletedNormally(g, null);
2091	<	assertEquals(r.value, 2);
2092	<	}
2081	>	checkCancelled(f);
2082	>	checkCompletedNormally(g, v1);
2083	>	checkCompletedWithWrappedCancellationException(h0);
2084	>	checkCompletedWithWrappedCancellationException(h1);
2085	>	checkCompletedWithWrappedCancellationException(h2);
2086	>	checkCompletedWithWrappedCancellationException(h3);
2087	>	for (int i = 0; i < 4; i++) rs[i].assertNotInvoked();
2088	>	}}
2089	>
2090	>	public void testApplyToEither_sourceCancelled2() {
2091	>	for (ExecutionMode m : ExecutionMode.values())
2092	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2093	>	for (boolean fFirst : new boolean[] { true, false })
2094	>	for (Integer v1 : new Integer[] { 1, null })
2095	>	{
2096	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2097	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2098	>	final IncFunction[] rs = new IncFunction[6];
2099	>	for (int i = 0; i < rs.length; i++) rs[i] = new IncFunction(m);
2100	>
2101	>	final CompletableFuture<Integer> h0 = m.applyToEither(f, g, rs[0]);
2102	>	final CompletableFuture<Integer> h1 = m.applyToEither(g, f, rs[1]);
2103	>	if (fFirst) {
2104	>	f.complete(v1);
2105	>	g.cancel(mayInterruptIfRunning);
2106	>	} else {
2107	>	g.cancel(mayInterruptIfRunning);
2108	>	f.complete(v1);
2109	>	}
2110	>	final CompletableFuture<Integer> h2 = m.applyToEither(f, g, rs[2]);
2111	>	final CompletableFuture<Integer> h3 = m.applyToEither(g, f, rs[3]);
2112
2113	<	/**
2114	<	* thenAcceptAsync result completes exceptionally after exceptional
2115	<	* completion of source
2116	<	*/
2117	<	public void testThenAcceptAsync2E() {
2118	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2119	<	IncAction r = new IncAction();
2120	<	CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor());
2121	<	f.completeExceptionally(new CFException());
2122	<	checkCompletedWithWrappedCFException(g);
2123	<	}
2113	>	// unspecified behavior - both source completions available
2114	>	try {
2115	>	assertEquals(inc(v1), h0.join());
2116	>	rs[0].assertValue(inc(v1));
2117	>	} catch (CompletionException ok) {
2118	>	checkCompletedWithWrappedCancellationException(h0);
2119	>	rs[0].assertNotInvoked();
2120	>	}
2121	>	try {
2122	>	assertEquals(inc(v1), h1.join());
2123	>	rs[1].assertValue(inc(v1));
2124	>	} catch (CompletionException ok) {
2125	>	checkCompletedWithWrappedCancellationException(h1);
2126	>	rs[1].assertNotInvoked();
2127	>	}
2128	>	try {
2129	>	assertEquals(inc(v1), h2.join());
2130	>	rs[2].assertValue(inc(v1));
2131	>	} catch (CompletionException ok) {
2132	>	checkCompletedWithWrappedCancellationException(h2);
2133	>	rs[2].assertNotInvoked();
2134	>	}
2135	>	try {
2136	>	assertEquals(inc(v1), h3.join());
2137	>	rs[3].assertValue(inc(v1));
2138	>	} catch (CompletionException ok) {
2139	>	checkCompletedWithWrappedCancellationException(h3);
2140	>	rs[3].assertNotInvoked();
2141	>	}
2142
2143	<	/**
2144	<	* thenAcceptAsync result completes exceptionally if action does
2145	<	*/
2213	<	public void testThenAcceptAsync3E() {
2214	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2215	<	FailingConsumer r = new FailingConsumer();
2216	<	CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor());
2217	<	f.complete(null);
2218	<	checkCompletedWithWrappedCFException(g);
2219	<	}
2143	>	checkCompletedNormally(f, v1);
2144	>	checkCancelled(g);
2145	>	}}
2146
2147		/**
2148	<	* thenAcceptAsync result completes exceptionally if source cancelled
2148	>	* applyToEither result completes exceptionally if action does
2149		*/
2150	<	public void testThenAcceptAsync4E() {
2151	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2152	<	IncAction r = new IncAction();
2153	<	CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor());
2154	<	assertTrue(f.cancel(true));
2155	<	checkCompletedWithWrappedCancellationException(g);
2156	<	}
2150	>	public void testApplyToEither_actionFailed() {
2151	>	for (ExecutionMode m : ExecutionMode.values())
2152	>	for (Integer v1 : new Integer[] { 1, null })
2153	>	for (Integer v2 : new Integer[] { 2, null })
2154	>	{
2155	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2156	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2157	>	final FailingFunction[] rs = new FailingFunction[6];
2158	>	for (int i = 0; i < rs.length; i++) rs[i] = new FailingFunction(m);
2159	>
2160	>	final CompletableFuture<Integer> h0 = m.applyToEither(f, g, rs[0]);
2161	>	final CompletableFuture<Integer> h1 = m.applyToEither(g, f, rs[1]);
2162	>	f.complete(v1);
2163	>	final CompletableFuture<Integer> h2 = m.applyToEither(f, g, rs[2]);
2164	>	final CompletableFuture<Integer> h3 = m.applyToEither(g, f, rs[3]);
2165	>	checkCompletedWithWrappedCFException(h0);
2166	>	checkCompletedWithWrappedCFException(h1);
2167	>	checkCompletedWithWrappedCFException(h2);
2168	>	checkCompletedWithWrappedCFException(h3);
2169	>	for (int i = 0; i < 4; i++) rs[i].assertValue(v1);
2170	>
2171	>	g.complete(v2);
2172	>
2173	>	// unspecified behavior - both source completions available
2174	>	final CompletableFuture<Integer> h4 = m.applyToEither(f, g, rs[4]);
2175	>	final CompletableFuture<Integer> h5 = m.applyToEither(g, f, rs[5]);
2176	>
2177	>	checkCompletedWithWrappedCFException(h4);
2178	>	assertTrue(Objects.equals(v1, rs[4].value) ||
2179	>	Objects.equals(v2, rs[4].value));
2180	>	checkCompletedWithWrappedCFException(h5);
2181	>	assertTrue(Objects.equals(v1, rs[5].value) ||
2182	>	Objects.equals(v2, rs[5].value));
2183	>
2184	>	checkCompletedNormally(f, v1);
2185	>	checkCompletedNormally(g, v2);
2186	>	}}
2187
2188		/**
2189	<	* thenCombineAsync result completes normally after normal
2190	<	* completion of sources
2189	>	* acceptEither result completes normally after normal completion
2190	>	* of either source
2191		*/
2192	<	public void testThenCombineAsyncE() {
2193	<	CompletableFuture<Integer> f, g, h;
2194	<	ThreadExecutor e = new ThreadExecutor();
2195	<	int count = 0;
2196	<
2197	<	f = new CompletableFuture<>();
2198	<	g = new CompletableFuture<>();
2199	<	h = f.thenCombineAsync(g, subtract, e);
2200	<	f.complete(3);
2201	<	checkIncomplete(h);
2202	<	g.complete(1);
2203	<	checkCompletedNormally(h, 2);
2204	<	assertEquals(++count, e.count.get());
2205	<
2206	<	f = new CompletableFuture<>();
2207	<	g = new CompletableFuture<>();
2208	<	h = f.thenCombineAsync(g, subtract, e);
2209	<	g.complete(1);
2210	<	checkIncomplete(h);
2211	<	f.complete(3);
2212	<	checkCompletedNormally(h, 2);
2213	<	assertEquals(++count, e.count.get());
2214	<
2215	<	f = new CompletableFuture<>();
2216	<	g = new CompletableFuture<>();
2217	<	g.complete(1);
2218	<	f.complete(3);
2219	<	h = f.thenCombineAsync(g, subtract, e);
2220	<	checkCompletedNormally(h, 2);
2221	<	assertEquals(++count, e.count.get());
2222	<	}
2192	>	public void testAcceptEither_normalCompletion() {
2193	>	for (ExecutionMode m : ExecutionMode.values())
2194	>	for (Integer v1 : new Integer[] { 1, null })
2195	>	for (Integer v2 : new Integer[] { 2, null })
2196	>	{
2197	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2198	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2199	>	final NoopConsumer[] rs = new NoopConsumer[6];
2200	>	for (int i = 0; i < rs.length; i++) rs[i] = new NoopConsumer(m);
2201	>
2202	>	final CompletableFuture<Void> h0 = m.acceptEither(f, g, rs[0]);
2203	>	final CompletableFuture<Void> h1 = m.acceptEither(g, f, rs[1]);
2204	>	checkIncomplete(h0);
2205	>	checkIncomplete(h1);
2206	>	rs[0].assertNotInvoked();
2207	>	rs[1].assertNotInvoked();
2208	>	f.complete(v1);
2209	>	checkCompletedNormally(h0, null);
2210	>	checkCompletedNormally(h1, null);
2211	>	rs[0].assertValue(v1);
2212	>	rs[1].assertValue(v1);
2213	>	final CompletableFuture<Void> h2 = m.acceptEither(f, g, rs[2]);
2214	>	final CompletableFuture<Void> h3 = m.acceptEither(g, f, rs[3]);
2215	>	checkCompletedNormally(h2, null);
2216	>	checkCompletedNormally(h3, null);
2217	>	rs[2].assertValue(v1);
2218	>	rs[3].assertValue(v1);
2219	>	g.complete(v2);
2220	>
2221	>	// unspecified behavior - both source completions available
2222	>	final CompletableFuture<Void> h4 = m.acceptEither(f, g, rs[4]);
2223	>	final CompletableFuture<Void> h5 = m.acceptEither(g, f, rs[5]);
2224	>	checkCompletedNormally(h4, null);
2225	>	checkCompletedNormally(h5, null);
2226	>	assertTrue(Objects.equals(v1, rs[4].value) ||
2227	>	Objects.equals(v2, rs[4].value));
2228	>	assertTrue(Objects.equals(v1, rs[5].value) ||
2229	>	Objects.equals(v2, rs[5].value));
2230	>
2231	>	checkCompletedNormally(f, v1);
2232	>	checkCompletedNormally(g, v2);
2233	>	checkCompletedNormally(h0, null);
2234	>	checkCompletedNormally(h1, null);
2235	>	checkCompletedNormally(h2, null);
2236	>	checkCompletedNormally(h3, null);
2237	>	for (int i = 0; i < 4; i++) rs[i].assertValue(v1);
2238	>	}}
2239
2240		/**
2241	<	* thenCombineAsync result completes exceptionally after exceptional
2241	>	* acceptEither result completes exceptionally after exceptional
2242		* completion of either source
2243		*/
2244	<	public void testThenCombineAsync2E() {
2245	<	CompletableFuture<Integer> f, g, h;
2246	<	ThreadExecutor e = new ThreadExecutor();
2247	<	int count = 0;
2248	<
2249	<	f = new CompletableFuture<>();
2250	<	g = new CompletableFuture<>();
2251	<	h = f.thenCombineAsync(g, subtract, e);
2252	<	f.completeExceptionally(new CFException());
2253	<	checkIncomplete(h);
2254	<	g.complete(1);
2255	<	checkCompletedWithWrappedCFException(h);
2256	<
2257	<	f = new CompletableFuture<>();
2258	<	g = new CompletableFuture<>();
2259	<	h = f.thenCombineAsync(g, subtract, e);
2260	<	g.completeExceptionally(new CFException());
2261	<	checkIncomplete(h);
2262	<	f.complete(3);
2263	<	checkCompletedWithWrappedCFException(h);
2264	<
2265	<	f = new CompletableFuture<>();
2266	<	g = new CompletableFuture<>();
2267	<	g.completeExceptionally(new CFException());
2268	<	h = f.thenCombineAsync(g, subtract, e);
2269	<	checkIncomplete(h);
2270	<	f.complete(3);
2271	<	checkCompletedWithWrappedCFException(h);
2272	<
2273	<	assertEquals(0, e.count.get());
2274	<	}
2275	<
2276	<	/**
2277	<	* thenCombineAsync result completes exceptionally if action does
2278	<	*/
2279	<	public void testThenCombineAsync3E() {
2280	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2281	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2282	<	FailingBiFunction r = new FailingBiFunction();
2283	<	CompletableFuture<Integer> g = f.thenCombineAsync(f2, r, new ThreadExecutor());
2284	<	f.complete(one);
2285	<	checkIncomplete(g);
2286	<	assertFalse(r.ran);
2315	<	f2.complete(two);
2316	<	checkCompletedWithWrappedCFException(g);
2317	<	assertTrue(r.ran);
2318	<	}
2319	<
2320	<	/**
2321	<	* thenCombineAsync result completes exceptionally if either source cancelled
2322	<	*/
2323	<	public void testThenCombineAsync4E() {
2324	<	CompletableFuture<Integer> f, g, h;
2325	<	ThreadExecutor e = new ThreadExecutor();
2326	<
2327	<	f = new CompletableFuture<>();
2328	<	g = new CompletableFuture<>();
2329	<	h = f.thenCombineAsync(g, subtract, e);
2330	<	assertTrue(f.cancel(true));
2331	<	checkIncomplete(h);
2332	<	g.complete(1);
2333	<	checkCompletedWithWrappedCancellationException(h);
2334	<
2335	<	f = new CompletableFuture<>();
2336	<	g = new CompletableFuture<>();
2337	<	h = f.thenCombineAsync(g, subtract, e);
2338	<	assertTrue(g.cancel(true));
2339	<	checkIncomplete(h);
2340	<	f.complete(3);
2341	<	checkCompletedWithWrappedCancellationException(h);
2342	<
2343	<	f = new CompletableFuture<>();
2344	<	g = new CompletableFuture<>();
2345	<	assertTrue(g.cancel(true));
2346	<	h = f.thenCombineAsync(g, subtract, e);
2347	<	checkIncomplete(h);
2348	<	f.complete(3);
2349	<	checkCompletedWithWrappedCancellationException(h);
2350	<
2351	<	f = new CompletableFuture<>();
2352	<	g = new CompletableFuture<>();
2353	<	assertTrue(f.cancel(true));
2354	<	assertTrue(g.cancel(true));
2355	<	h = f.thenCombineAsync(g, subtract, e);
2356	<	checkCompletedWithWrappedCancellationException(h);
2357	<
2358	<	assertEquals(0, e.count.get());
2359	<	}
2360	<
2361	<	/**
2362	<	* thenAcceptBothAsync result completes normally after normal
2363	<	* completion of sources
2364	<	*/
2365	<	public void testThenAcceptBothAsyncE() {
2366	<	CompletableFuture<Integer> f, g;
2367	<	CompletableFuture<Void> h;
2368	<	SubtractAction r;
2369	<	ThreadExecutor e = new ThreadExecutor();
2370	<
2371	<	f = new CompletableFuture<>();
2372	<	g = new CompletableFuture<>();
2373	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2374	<	f.complete(3);
2375	<	checkIncomplete(h);
2376	<	g.complete(1);
2377	<	checkCompletedNormally(h, null);
2378	<	assertEquals(r.value, 2);
2379	<
2380	<	f = new CompletableFuture<>();
2381	<	g = new CompletableFuture<>();
2382	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2383	<	g.complete(1);
2384	<	checkIncomplete(h);
2385	<	f.complete(3);
2386	<	checkCompletedNormally(h, null);
2387	<	assertEquals(r.value, 2);
2388	<
2389	<	f = new CompletableFuture<>();
2390	<	g = new CompletableFuture<>();
2391	<	g.complete(1);
2392	<	f.complete(3);
2393	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2394	<	checkCompletedNormally(h, null);
2395	<	assertEquals(r.value, 2);
2396	<
2397	<	assertEquals(3, e.count.get());
2398	<	}
2399	<
2400	<	/**
2401	<	* thenAcceptBothAsync result completes exceptionally after exceptional
2402	<	* completion of source
2403	<	*/
2404	<	public void testThenAcceptBothAsync2E() {
2405	<	CompletableFuture<Integer> f, g;
2406	<	CompletableFuture<Void> h;
2407	<	SubtractAction r;
2408	<	ThreadExecutor e = new ThreadExecutor();
2409	<
2410	<	f = new CompletableFuture<>();
2411	<	g = new CompletableFuture<>();
2412	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2413	<	f.completeExceptionally(new CFException());
2414	<	checkIncomplete(h);
2415	<	g.complete(1);
2416	<	checkCompletedWithWrappedCFException(h);
2417	<
2418	<	f = new CompletableFuture<>();
2419	<	g = new CompletableFuture<>();
2420	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2421	<	g.completeExceptionally(new CFException());
2422	<	checkIncomplete(h);
2423	<	f.complete(3);
2424	<	checkCompletedWithWrappedCFException(h);
2425	<
2426	<	f = new CompletableFuture<>();
2427	<	g = new CompletableFuture<>();
2428	<	f.complete(3);
2429	<	g.completeExceptionally(new CFException());
2430	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2431	<	checkCompletedWithWrappedCFException(h);
2432	<
2433	<	f = new CompletableFuture<>();
2434	<	g = new CompletableFuture<>();
2435	<	f.completeExceptionally(new CFException());
2436	<	g.complete(3);
2437	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2438	<	checkCompletedWithWrappedCFException(h);
2439	<
2440	<	assertEquals(0, e.count.get());
2441	<	}
2442	<
2443	<	/**
2444	<	* thenAcceptBothAsync result completes exceptionally if action does
2445	<	*/
2446	<	public void testThenAcceptBothAsync3E() {
2447	<	CompletableFuture<Integer> f, g;
2448	<	CompletableFuture<Void> h;
2449	<	FailingBiConsumer r;
2450	<	ThreadExecutor e = new ThreadExecutor();
2451	<
2452	<	f = new CompletableFuture<>();
2453	<	g = new CompletableFuture<>();
2454	<	h = f.thenAcceptBothAsync(g, r = new FailingBiConsumer(), e);
2455	<	f.complete(3);
2456	<	checkIncomplete(h);
2457	<	g.complete(1);
2458	<	checkCompletedWithWrappedCFException(h);
2459	<
2460	<	f = new CompletableFuture<>();
2461	<	g = new CompletableFuture<>();
2462	<	f.complete(3);
2463	<	g.complete(1);
2464	<	h = f.thenAcceptBothAsync(g, r = new FailingBiConsumer(), e);
2465	<	checkCompletedWithWrappedCFException(h);
2466	<
2467	<	assertEquals(2, e.count.get());
2468	<	}
2469	<
2470	<	/**
2471	<	* thenAcceptBothAsync result completes exceptionally if either source cancelled
2472	<	*/
2473	<	public void testThenAcceptBothAsync4E() {
2474	<	CompletableFuture<Integer> f, g;
2475	<	CompletableFuture<Void> h;
2476	<	SubtractAction r;
2477	<	ThreadExecutor e = new ThreadExecutor();
2478	<
2479	<	f = new CompletableFuture<>();
2480	<	g = new CompletableFuture<>();
2481	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2482	<	assertTrue(f.cancel(true));
2483	<	checkIncomplete(h);
2484	<	g.complete(1);
2485	<	checkCompletedWithWrappedCancellationException(h);
2486	<
2487	<	f = new CompletableFuture<>();
2488	<	g = new CompletableFuture<>();
2489	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2490	<	assertTrue(g.cancel(true));
2491	<	checkIncomplete(h);
2492	<	f.complete(3);
2493	<	checkCompletedWithWrappedCancellationException(h);
2494	<
2495	<	f = new CompletableFuture<>();
2496	<	g = new CompletableFuture<>();
2497	<	f.complete(3);
2498	<	assertTrue(g.cancel(true));
2499	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2500	<	checkCompletedWithWrappedCancellationException(h);
2501	<
2502	<	f = new CompletableFuture<>();
2503	<	g = new CompletableFuture<>();
2504	<	assertTrue(f.cancel(true));
2505	<	g.complete(3);
2506	<	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2507	<	checkCompletedWithWrappedCancellationException(h);
2508	<
2509	<	assertEquals(0, e.count.get());
2510	<	}
2511	<
2512	<	/**
2513	<	* runAfterBothAsync result completes normally after normal
2514	<	* completion of sources
2515	<	*/
2516	<	public void testRunAfterBothAsyncE() {
2517	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2518	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2519	<	Noop r = new Noop();
2520	<	CompletableFuture<Void> g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
2521	<	f.complete(one);
2522	<	checkIncomplete(g);
2523	<	f2.complete(two);
2524	<	checkCompletedNormally(g, null);
2525	<	assertTrue(r.ran);
2526	<	}
2527	<
2528	<	/**
2529	<	* runAfterBothAsync result completes exceptionally after exceptional
2530	<	* completion of source
2531	<	*/
2532	<	public void testRunAfterBothAsync2E() {
2533	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2534	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2535	<	Noop r = new Noop();
2536	<	CompletableFuture<Void> g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
2537	<	f.completeExceptionally(new CFException());
2538	<	f2.complete(two);
2539	<	checkCompletedWithWrappedCFException(g);
2540	<
2541	<	r = new Noop();
2542	<	f = new CompletableFuture<>();
2543	<	f2 = new CompletableFuture<>();
2544	<	g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
2545	<	f.complete(one);
2546	<	f2.completeExceptionally(new CFException());
2547	<	checkCompletedWithWrappedCFException(g);
2548	<	}
2244	>	public void testAcceptEither_exceptionalCompletion() {
2245	>	for (ExecutionMode m : ExecutionMode.values())
2246	>	for (Integer v1 : new Integer[] { 1, null })
2247	>	{
2248	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2249	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2250	>	final CFException ex = new CFException();
2251	>	final NoopConsumer[] rs = new NoopConsumer[6];
2252	>	for (int i = 0; i < rs.length; i++) rs[i] = new NoopConsumer(m);
2253	>
2254	>	final CompletableFuture<Void> h0 = m.acceptEither(f, g, rs[0]);
2255	>	final CompletableFuture<Void> h1 = m.acceptEither(g, f, rs[1]);
2256	>	checkIncomplete(h0);
2257	>	checkIncomplete(h1);
2258	>	rs[0].assertNotInvoked();
2259	>	rs[1].assertNotInvoked();
2260	>	f.completeExceptionally(ex);
2261	>	checkCompletedWithWrappedException(h0, ex);
2262	>	checkCompletedWithWrappedException(h1, ex);
2263	>	final CompletableFuture<Void> h2 = m.acceptEither(f, g, rs[2]);
2264	>	final CompletableFuture<Void> h3 = m.acceptEither(g, f, rs[3]);
2265	>	checkCompletedWithWrappedException(h2, ex);
2266	>	checkCompletedWithWrappedException(h3, ex);
2267	>
2268	>	g.complete(v1);
2269	>
2270	>	// unspecified behavior - both source completions available
2271	>	final CompletableFuture<Void> h4 = m.acceptEither(f, g, rs[4]);
2272	>	final CompletableFuture<Void> h5 = m.acceptEither(g, f, rs[5]);
2273	>	try {
2274	>	assertNull(h4.join());
2275	>	rs[4].assertValue(v1);
2276	>	} catch (CompletionException ok) {
2277	>	checkCompletedWithWrappedException(h4, ex);
2278	>	rs[4].assertNotInvoked();
2279	>	}
2280	>	try {
2281	>	assertNull(h5.join());
2282	>	rs[5].assertValue(v1);
2283	>	} catch (CompletionException ok) {
2284	>	checkCompletedWithWrappedException(h5, ex);
2285	>	rs[5].assertNotInvoked();
2286	>	}
2287
2288	<	/**
2289	<	* runAfterBothAsync result completes exceptionally if action does
2290	<	*/
2291	<	public void testRunAfterBothAsync3E() {
2292	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2293	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2294	<	FailingNoop r = new FailingNoop();
2295	<	CompletableFuture<Void> g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
2296	<	f.complete(one);
2297	<	checkIncomplete(g);
2298	<	f2.complete(two);
2299	<	checkCompletedWithWrappedCFException(g);
2300	<	}
2288	>	checkCompletedExceptionally(f, ex);
2289	>	checkCompletedNormally(g, v1);
2290	>	checkCompletedWithWrappedException(h0, ex);
2291	>	checkCompletedWithWrappedException(h1, ex);
2292	>	checkCompletedWithWrappedException(h2, ex);
2293	>	checkCompletedWithWrappedException(h3, ex);
2294	>	checkCompletedWithWrappedException(h4, ex);
2295	>	for (int i = 0; i < 4; i++) rs[i].assertNotInvoked();
2296	>	}}
2297	>
2298	>	public void testAcceptEither_exceptionalCompletion2() {
2299	>	for (ExecutionMode m : ExecutionMode.values())
2300	>	for (boolean fFirst : new boolean[] { true, false })
2301	>	for (Integer v1 : new Integer[] { 1, null })
2302	>	{
2303	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2304	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2305	>	final CFException ex = new CFException();
2306	>	final NoopConsumer[] rs = new NoopConsumer[6];
2307	>	for (int i = 0; i < rs.length; i++) rs[i] = new NoopConsumer(m);
2308	>
2309	>	final CompletableFuture<Void> h0 = m.acceptEither(f, g, rs[0]);
2310	>	final CompletableFuture<Void> h1 = m.acceptEither(g, f, rs[1]);
2311	>	if (fFirst) {
2312	>	f.complete(v1);
2313	>	g.completeExceptionally(ex);
2314	>	} else {
2315	>	g.completeExceptionally(ex);
2316	>	f.complete(v1);
2317	>	}
2318	>	final CompletableFuture<Void> h2 = m.acceptEither(f, g, rs[2]);
2319	>	final CompletableFuture<Void> h3 = m.acceptEither(g, f, rs[3]);
2320
2321	<	/**
2322	<	* runAfterBothAsync result completes exceptionally if either source cancelled
2323	<	*/
2324	<	public void testRunAfterBothAsync4E() {
2325	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2326	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2327	<	Noop r = new Noop();
2328	<	CompletableFuture<Void> g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
2329	<	assertTrue(f.cancel(true));
2330	<	f2.complete(two);
2331	<	checkCompletedWithWrappedCancellationException(g);
2321	>	// unspecified behavior - both source completions available
2322	>	try {
2323	>	assertEquals(null, h0.join());
2324	>	rs[0].assertValue(v1);
2325	>	} catch (CompletionException ok) {
2326	>	checkCompletedWithWrappedException(h0, ex);
2327	>	rs[0].assertNotInvoked();
2328	>	}
2329	>	try {
2330	>	assertEquals(null, h1.join());
2331	>	rs[1].assertValue(v1);
2332	>	} catch (CompletionException ok) {
2333	>	checkCompletedWithWrappedException(h1, ex);
2334	>	rs[1].assertNotInvoked();
2335	>	}
2336	>	try {
2337	>	assertEquals(null, h2.join());
2338	>	rs[2].assertValue(v1);
2339	>	} catch (CompletionException ok) {
2340	>	checkCompletedWithWrappedException(h2, ex);
2341	>	rs[2].assertNotInvoked();
2342	>	}
2343	>	try {
2344	>	assertEquals(null, h3.join());
2345	>	rs[3].assertValue(v1);
2346	>	} catch (CompletionException ok) {
2347	>	checkCompletedWithWrappedException(h3, ex);
2348	>	rs[3].assertNotInvoked();
2349	>	}
2350
2351	<	r = new Noop();
2352	<	f = new CompletableFuture<>();
2353	<	f2 = new CompletableFuture<>();
2579	<	g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
2580	<	f.complete(one);
2581	<	assertTrue(f2.cancel(true));
2582	<	checkCompletedWithWrappedCancellationException(g);
2583	<	}
2351	>	checkCompletedNormally(f, v1);
2352	>	checkCompletedExceptionally(g, ex);
2353	>	}}
2354
2355		/**
2356	<	* applyToEitherAsync result completes normally after normal
2587	<	* completion of sources
2356	>	* acceptEither result completes exceptionally if either source cancelled
2357		*/
2358	<	public void testApplyToEitherAsyncE() {
2359	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2360	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2361	<	CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
2362	<	f.complete(one);
2363	<	checkCompletedNormally(g, two);
2358	>	public void testAcceptEither_sourceCancelled() {
2359	>	for (ExecutionMode m : ExecutionMode.values())
2360	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2361	>	for (Integer v1 : new Integer[] { 1, null })
2362	>	{
2363	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2364	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2365	>	final NoopConsumer[] rs = new NoopConsumer[6];
2366	>	for (int i = 0; i < rs.length; i++) rs[i] = new NoopConsumer(m);
2367	>
2368	>	final CompletableFuture<Void> h0 = m.acceptEither(f, g, rs[0]);
2369	>	final CompletableFuture<Void> h1 = m.acceptEither(g, f, rs[1]);
2370	>	checkIncomplete(h0);
2371	>	checkIncomplete(h1);
2372	>	rs[0].assertNotInvoked();
2373	>	rs[1].assertNotInvoked();
2374	>	f.cancel(mayInterruptIfRunning);
2375	>	checkCompletedWithWrappedCancellationException(h0);
2376	>	checkCompletedWithWrappedCancellationException(h1);
2377	>	final CompletableFuture<Void> h2 = m.acceptEither(f, g, rs[2]);
2378	>	final CompletableFuture<Void> h3 = m.acceptEither(g, f, rs[3]);
2379	>	checkCompletedWithWrappedCancellationException(h2);
2380	>	checkCompletedWithWrappedCancellationException(h3);
2381	>
2382	>	g.complete(v1);
2383	>
2384	>	// unspecified behavior - both source completions available
2385	>	final CompletableFuture<Void> h4 = m.acceptEither(f, g, rs[4]);
2386	>	final CompletableFuture<Void> h5 = m.acceptEither(g, f, rs[5]);
2387	>	try {
2388	>	assertNull(h4.join());
2389	>	rs[4].assertValue(v1);
2390	>	} catch (CompletionException ok) {
2391	>	checkCompletedWithWrappedCancellationException(h4);
2392	>	rs[4].assertNotInvoked();
2393	>	}
2394	>	try {
2395	>	assertNull(h5.join());
2396	>	rs[5].assertValue(v1);
2397	>	} catch (CompletionException ok) {
2398	>	checkCompletedWithWrappedCancellationException(h5);
2399	>	rs[5].assertNotInvoked();
2400	>	}
2401
2402	<	f = new CompletableFuture<>();
2403	<	f.complete(one);
2404	<	f2 = new CompletableFuture<>();
2405	<	g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
2406	<	checkCompletedNormally(g, two);
2407	<	}
2402	>	checkCancelled(f);
2403	>	checkCompletedNormally(g, v1);
2404	>	checkCompletedWithWrappedCancellationException(h0);
2405	>	checkCompletedWithWrappedCancellationException(h1);
2406	>	checkCompletedWithWrappedCancellationException(h2);
2407	>	checkCompletedWithWrappedCancellationException(h3);
2408	>	for (int i = 0; i < 4; i++) rs[i].assertNotInvoked();
2409	>	}}
2410
2411		/**
2412	<	* applyToEitherAsync result completes exceptionally after exceptional
2605	<	* completion of source
2412	>	* acceptEither result completes exceptionally if action does
2413		*/
2414	<	public void testApplyToEitherAsync2E() {
2415	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2416	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2417	<	CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
2418	<	f.completeExceptionally(new CFException());
2419	<	checkCompletedWithWrappedCFException(g);
2420	<
2421	<	f = new CompletableFuture<>();
2422	<	f2 = new CompletableFuture<>();
2423	<	f2.completeExceptionally(new CFException());
2424	<	g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
2425	<	f.complete(one);
2426	<	checkCompletedWithWrappedCFException(g);
2427	<	}
2414	>	public void testAcceptEither_actionFailed() {
2415	>	for (ExecutionMode m : ExecutionMode.values())
2416	>	for (Integer v1 : new Integer[] { 1, null })
2417	>	for (Integer v2 : new Integer[] { 2, null })
2418	>	{
2419	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2420	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2421	>	final FailingConsumer[] rs = new FailingConsumer[6];
2422	>	for (int i = 0; i < rs.length; i++) rs[i] = new FailingConsumer(m);
2423	>
2424	>	final CompletableFuture<Void> h0 = m.acceptEither(f, g, rs[0]);
2425	>	final CompletableFuture<Void> h1 = m.acceptEither(g, f, rs[1]);
2426	>	f.complete(v1);
2427	>	final CompletableFuture<Void> h2 = m.acceptEither(f, g, rs[2]);
2428	>	final CompletableFuture<Void> h3 = m.acceptEither(g, f, rs[3]);
2429	>	checkCompletedWithWrappedCFException(h0);
2430	>	checkCompletedWithWrappedCFException(h1);
2431	>	checkCompletedWithWrappedCFException(h2);
2432	>	checkCompletedWithWrappedCFException(h3);
2433	>	for (int i = 0; i < 4; i++) rs[i].assertValue(v1);
2434	>
2435	>	g.complete(v2);
2436	>
2437	>	// unspecified behavior - both source completions available
2438	>	final CompletableFuture<Void> h4 = m.acceptEither(f, g, rs[4]);
2439	>	final CompletableFuture<Void> h5 = m.acceptEither(g, f, rs[5]);
2440	>
2441	>	checkCompletedWithWrappedCFException(h4);
2442	>	assertTrue(Objects.equals(v1, rs[4].value) ||
2443	>	Objects.equals(v2, rs[4].value));
2444	>	checkCompletedWithWrappedCFException(h5);
2445	>	assertTrue(Objects.equals(v1, rs[5].value) ||
2446	>	Objects.equals(v2, rs[5].value));
2447	>
2448	>	checkCompletedNormally(f, v1);
2449	>	checkCompletedNormally(g, v2);
2450	>	}}
2451
2452		/**
2453	<	* applyToEitherAsync result completes exceptionally if action does
2453	>	* runAfterEither result completes normally after normal completion
2454	>	* of either source
2455		*/
2456	<	public void testApplyToEitherAsync3E() {
2457	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2458	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2459	<	FailingFunction r = new FailingFunction();
2460	<	CompletableFuture<Integer> g = f.applyToEitherAsync(f2, r, new ThreadExecutor());
2461	<	f.complete(one);
2462	<	checkCompletedWithWrappedCFException(g);
2463	<	}
2456	>	public void testRunAfterEither_normalCompletion() {
2457	>	for (ExecutionMode m : ExecutionMode.values())
2458	>	for (Integer v1 : new Integer[] { 1, null })
2459	>	for (Integer v2 : new Integer[] { 2, null })
2460	>	{
2461	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2462	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2463	>	final Noop[] rs = new Noop[6];
2464	>	for (int i = 0; i < rs.length; i++) rs[i] = new Noop(m);
2465	>
2466	>	final CompletableFuture<Void> h0 = m.runAfterEither(f, g, rs[0]);
2467	>	final CompletableFuture<Void> h1 = m.runAfterEither(g, f, rs[1]);
2468	>	checkIncomplete(h0);
2469	>	checkIncomplete(h1);
2470	>	rs[0].assertNotInvoked();
2471	>	rs[1].assertNotInvoked();
2472	>	f.complete(v1);
2473	>	checkCompletedNormally(h0, null);
2474	>	checkCompletedNormally(h1, null);
2475	>	rs[0].assertInvoked();
2476	>	rs[1].assertInvoked();
2477	>	final CompletableFuture<Void> h2 = m.runAfterEither(f, g, rs[2]);
2478	>	final CompletableFuture<Void> h3 = m.runAfterEither(g, f, rs[3]);
2479	>	checkCompletedNormally(h2, null);
2480	>	checkCompletedNormally(h3, null);
2481	>	rs[2].assertInvoked();
2482	>	rs[3].assertInvoked();
2483	>
2484	>	g.complete(v2);
2485	>
2486	>	final CompletableFuture<Void> h4 = m.runAfterEither(f, g, rs[4]);
2487	>	final CompletableFuture<Void> h5 = m.runAfterEither(g, f, rs[5]);
2488	>
2489	>	checkCompletedNormally(f, v1);
2490	>	checkCompletedNormally(g, v2);
2491	>	checkCompletedNormally(h0, null);
2492	>	checkCompletedNormally(h1, null);
2493	>	checkCompletedNormally(h2, null);
2494	>	checkCompletedNormally(h3, null);
2495	>	checkCompletedNormally(h4, null);
2496	>	checkCompletedNormally(h5, null);
2497	>	for (int i = 0; i < 6; i++) rs[i].assertInvoked();
2498	>	}}
2499
2500		/**
2501	<	* applyToEitherAsync result completes exceptionally if either source cancelled
2501	>	* runAfterEither result completes exceptionally after exceptional
2502	>	* completion of either source
2503		*/
2504	<	public void testApplyToEitherAsync4E() {
2505	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2506	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2507	<	CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
2508	<	assertTrue(f.cancel(true));
2509	<	checkCompletedWithWrappedCancellationException(g);
2504	>	public void testRunAfterEither_exceptionalCompletion() {
2505	>	for (ExecutionMode m : ExecutionMode.values())
2506	>	for (Integer v1 : new Integer[] { 1, null })
2507	>	{
2508	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2509	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2510	>	final CFException ex = new CFException();
2511	>	final Noop[] rs = new Noop[6];
2512	>	for (int i = 0; i < rs.length; i++) rs[i] = new Noop(m);
2513	>
2514	>	final CompletableFuture<Void> h0 = m.runAfterEither(f, g, rs[0]);
2515	>	final CompletableFuture<Void> h1 = m.runAfterEither(g, f, rs[1]);
2516	>	checkIncomplete(h0);
2517	>	checkIncomplete(h1);
2518	>	rs[0].assertNotInvoked();
2519	>	rs[1].assertNotInvoked();
2520	>	f.completeExceptionally(ex);
2521	>	checkCompletedWithWrappedException(h0, ex);
2522	>	checkCompletedWithWrappedException(h1, ex);
2523	>	final CompletableFuture<Void> h2 = m.runAfterEither(f, g, rs[2]);
2524	>	final CompletableFuture<Void> h3 = m.runAfterEither(g, f, rs[3]);
2525	>	checkCompletedWithWrappedException(h2, ex);
2526	>	checkCompletedWithWrappedException(h3, ex);
2527	>
2528	>	g.complete(v1);
2529	>
2530	>	// unspecified behavior - both source completions available
2531	>	final CompletableFuture<Void> h4 = m.runAfterEither(f, g, rs[4]);
2532	>	final CompletableFuture<Void> h5 = m.runAfterEither(g, f, rs[5]);
2533	>	try {
2534	>	assertNull(h4.join());
2535	>	rs[4].assertInvoked();
2536	>	} catch (CompletionException ok) {
2537	>	checkCompletedWithWrappedException(h4, ex);
2538	>	rs[4].assertNotInvoked();
2539	>	}
2540	>	try {
2541	>	assertNull(h5.join());
2542	>	rs[5].assertInvoked();
2543	>	} catch (CompletionException ok) {
2544	>	checkCompletedWithWrappedException(h5, ex);
2545	>	rs[5].assertNotInvoked();
2546	>	}
2547
2548	<	f = new CompletableFuture<>();
2549	<	f2 = new CompletableFuture<>();
2550	<	assertTrue(f2.cancel(true));
2551	<	g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
2552	<	checkCompletedWithWrappedCancellationException(g);
2553	<	}
2548	>	checkCompletedExceptionally(f, ex);
2549	>	checkCompletedNormally(g, v1);
2550	>	checkCompletedWithWrappedException(h0, ex);
2551	>	checkCompletedWithWrappedException(h1, ex);
2552	>	checkCompletedWithWrappedException(h2, ex);
2553	>	checkCompletedWithWrappedException(h3, ex);
2554	>	checkCompletedWithWrappedException(h4, ex);
2555	>	for (int i = 0; i < 4; i++) rs[i].assertNotInvoked();
2556	>	}}
2557	>
2558	>	public void testRunAfterEither_exceptionalCompletion2() {
2559	>	for (ExecutionMode m : ExecutionMode.values())
2560	>	for (boolean fFirst : new boolean[] { true, false })
2561	>	for (Integer v1 : new Integer[] { 1, null })
2562	>	{
2563	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2564	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2565	>	final CFException ex = new CFException();
2566	>	final Noop[] rs = new Noop[6];
2567	>	for (int i = 0; i < rs.length; i++) rs[i] = new Noop(m);
2568	>
2569	>	final CompletableFuture<Void> h0 = m.runAfterEither(f, g, rs[0]);
2570	>	final CompletableFuture<Void> h1 = m.runAfterEither(g, f, rs[1]);
2571	>	if (fFirst) {
2572	>	f.complete(v1);
2573	>	g.completeExceptionally(ex);
2574	>	} else {
2575	>	g.completeExceptionally(ex);
2576	>	f.complete(v1);
2577	>	}
2578	>	final CompletableFuture<Void> h2 = m.runAfterEither(f, g, rs[2]);
2579	>	final CompletableFuture<Void> h3 = m.runAfterEither(g, f, rs[3]);
2580
2581	<	/**
2582	<	* acceptEitherAsync result completes normally after normal
2583	<	* completion of sources
2584	<	*/
2585	<	public void testAcceptEitherAsyncE() {
2586	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2587	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2588	<	IncAction r = new IncAction();
2589	<	CompletableFuture<Void> g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2590	<	f.complete(one);
2591	<	checkCompletedNormally(g, null);
2592	<	assertEquals(r.value, 2);
2581	>	// unspecified behavior - both source completions available
2582	>	try {
2583	>	assertEquals(null, h0.join());
2584	>	rs[0].assertInvoked();
2585	>	} catch (CompletionException ok) {
2586	>	checkCompletedWithWrappedException(h0, ex);
2587	>	rs[0].assertNotInvoked();
2588	>	}
2589	>	try {
2590	>	assertEquals(null, h1.join());
2591	>	rs[1].assertInvoked();
2592	>	} catch (CompletionException ok) {
2593	>	checkCompletedWithWrappedException(h1, ex);
2594	>	rs[1].assertNotInvoked();
2595	>	}
2596	>	try {
2597	>	assertEquals(null, h2.join());
2598	>	rs[2].assertInvoked();
2599	>	} catch (CompletionException ok) {
2600	>	checkCompletedWithWrappedException(h2, ex);
2601	>	rs[2].assertNotInvoked();
2602	>	}
2603	>	try {
2604	>	assertEquals(null, h3.join());
2605	>	rs[3].assertInvoked();
2606	>	} catch (CompletionException ok) {
2607	>	checkCompletedWithWrappedException(h3, ex);
2608	>	rs[3].assertNotInvoked();
2609	>	}
2610
2611	<	r = new IncAction();
2612	<	f = new CompletableFuture<>();
2613	<	f.complete(one);
2667	<	f2 = new CompletableFuture<>();
2668	<	g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2669	<	checkCompletedNormally(g, null);
2670	<	assertEquals(r.value, 2);
2671	<	}
2611	>	checkCompletedNormally(f, v1);
2612	>	checkCompletedExceptionally(g, ex);
2613	>	}}
2614
2615		/**
2616	<	* acceptEitherAsync result completes exceptionally after exceptional
2675	<	* completion of source
2616	>	* runAfterEither result completes exceptionally if either source cancelled
2617		*/
2618	<	public void testAcceptEitherAsync2E() {
2619	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2620	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2621	<	IncAction r = new IncAction();
2622	<	CompletableFuture<Void> g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2623	<	f.completeExceptionally(new CFException());
2624	<	checkCompletedWithWrappedCFException(g);
2625	<
2626	<	r = new IncAction();
2627	<	f = new CompletableFuture<>();
2628	<	f2 = new CompletableFuture<>();
2629	<	f2.completeExceptionally(new CFException());
2630	<	g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2631	<	f.complete(one);
2632	<	checkCompletedWithWrappedCFException(g);
2633	<	}
2618	>	public void testRunAfterEither_sourceCancelled() {
2619	>	for (ExecutionMode m : ExecutionMode.values())
2620	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2621	>	for (Integer v1 : new Integer[] { 1, null })
2622	>	{
2623	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2624	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2625	>	final Noop[] rs = new Noop[6];
2626	>	for (int i = 0; i < rs.length; i++) rs[i] = new Noop(m);
2627	>
2628	>	final CompletableFuture<Void> h0 = m.runAfterEither(f, g, rs[0]);
2629	>	final CompletableFuture<Void> h1 = m.runAfterEither(g, f, rs[1]);
2630	>	checkIncomplete(h0);
2631	>	checkIncomplete(h1);
2632	>	rs[0].assertNotInvoked();
2633	>	rs[1].assertNotInvoked();
2634	>	f.cancel(mayInterruptIfRunning);
2635	>	checkCompletedWithWrappedCancellationException(h0);
2636	>	checkCompletedWithWrappedCancellationException(h1);
2637	>	final CompletableFuture<Void> h2 = m.runAfterEither(f, g, rs[2]);
2638	>	final CompletableFuture<Void> h3 = m.runAfterEither(g, f, rs[3]);
2639	>	checkCompletedWithWrappedCancellationException(h2);
2640	>	checkCompletedWithWrappedCancellationException(h3);
2641	>
2642	>	g.complete(v1);
2643	>
2644	>	// unspecified behavior - both source completions available
2645	>	final CompletableFuture<Void> h4 = m.runAfterEither(f, g, rs[4]);
2646	>	final CompletableFuture<Void> h5 = m.runAfterEither(g, f, rs[5]);
2647	>	try {
2648	>	assertNull(h4.join());
2649	>	rs[4].assertInvoked();
2650	>	} catch (CompletionException ok) {
2651	>	checkCompletedWithWrappedCancellationException(h4);
2652	>	rs[4].assertNotInvoked();
2653	>	}
2654	>	try {
2655	>	assertNull(h5.join());
2656	>	rs[5].assertInvoked();
2657	>	} catch (CompletionException ok) {
2658	>	checkCompletedWithWrappedCancellationException(h5);
2659	>	rs[5].assertNotInvoked();
2660	>	}
2661
2662	<	/**
2663	<	* acceptEitherAsync result completes exceptionally if action does
2664	<	*/
2665	<	public void testAcceptEitherAsync3E() {
2666	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2667	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2668	<	FailingConsumer r = new FailingConsumer();
2669	<	CompletableFuture<Void> g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2702	<	f.complete(one);
2703	<	checkCompletedWithWrappedCFException(g);
2704	<	}
2662	>	checkCancelled(f);
2663	>	checkCompletedNormally(g, v1);
2664	>	checkCompletedWithWrappedCancellationException(h0);
2665	>	checkCompletedWithWrappedCancellationException(h1);
2666	>	checkCompletedWithWrappedCancellationException(h2);
2667	>	checkCompletedWithWrappedCancellationException(h3);
2668	>	for (int i = 0; i < 4; i++) rs[i].assertNotInvoked();
2669	>	}}
2670
2671		/**
2672	<	* acceptEitherAsync result completes exceptionally if either
2708	<	* source cancelled
2672	>	* runAfterEither result completes exceptionally if action does
2673		*/
2674	<	public void testAcceptEitherAsync4E() {
2675	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2676	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2677	<	IncAction r = new IncAction();
2678	<	CompletableFuture<Void> g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2679	<	assertTrue(f.cancel(true));
2680	<	checkCompletedWithWrappedCancellationException(g);
2681	<
2682	<	r = new IncAction();
2683	<	f = new CompletableFuture<>();
2684	<	f2 = new CompletableFuture<>();
2685	<	assertTrue(f2.cancel(true));
2686	<	g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2687	<	checkCompletedWithWrappedCancellationException(g);
2688	<	}
2674	>	public void testRunAfterEither_actionFailed() {
2675	>	for (ExecutionMode m : ExecutionMode.values())
2676	>	for (Integer v1 : new Integer[] { 1, null })
2677	>	for (Integer v2 : new Integer[] { 2, null })
2678	>	{
2679	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2680	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2681	>	final FailingRunnable[] rs = new FailingRunnable[6];
2682	>	for (int i = 0; i < rs.length; i++) rs[i] = new FailingRunnable(m);
2683	>
2684	>	final CompletableFuture<Void> h0 = m.runAfterEither(f, g, rs[0]);
2685	>	final CompletableFuture<Void> h1 = m.runAfterEither(g, f, rs[1]);
2686	>	f.complete(v1);
2687	>	final CompletableFuture<Void> h2 = m.runAfterEither(f, g, rs[2]);
2688	>	final CompletableFuture<Void> h3 = m.runAfterEither(g, f, rs[3]);
2689	>	checkCompletedWithWrappedCFException(h0);
2690	>	checkCompletedWithWrappedCFException(h1);
2691	>	checkCompletedWithWrappedCFException(h2);
2692	>	checkCompletedWithWrappedCFException(h3);
2693	>	for (int i = 0; i < 4; i++) rs[i].assertInvoked();
2694	>	g.complete(v2);
2695	>	final CompletableFuture<Void> h4 = m.runAfterEither(f, g, rs[4]);
2696	>	final CompletableFuture<Void> h5 = m.runAfterEither(g, f, rs[5]);
2697	>	checkCompletedWithWrappedCFException(h4);
2698	>	checkCompletedWithWrappedCFException(h5);
2699	>
2700	>	checkCompletedNormally(f, v1);
2701	>	checkCompletedNormally(g, v2);
2702	>	for (int i = 0; i < 6; i++) rs[i].assertInvoked();
2703	>	}}
2704
2705		/**
2706	<	* runAfterEitherAsync result completes normally after normal
2728	<	* completion of sources
2706	>	* thenCompose result completes normally after normal completion of source
2707		*/
2708	<	public void testRunAfterEitherAsyncE() {
2709	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2710	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2711	<	Noop r = new Noop();
2712	<	CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
2713	<	f.complete(one);
2714	<	checkCompletedNormally(g, null);
2715	<	assertTrue(r.ran);
2716	<
2717	<	r = new Noop();
2718	<	f = new CompletableFuture<>();
2719	<	f.complete(one);
2720	<	f2 = new CompletableFuture<>();
2721	<	g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
2722	<	checkCompletedNormally(g, null);
2745	<	assertTrue(r.ran);
2746	<	}
2708	>	public void testThenCompose_normalCompletion() {
2709	>	for (ExecutionMode m : ExecutionMode.values())
2710	>	for (boolean createIncomplete : new boolean[] { true, false })
2711	>	for (Integer v1 : new Integer[] { 1, null })
2712	>	{
2713	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2714	>	final CompletableFutureInc r = new CompletableFutureInc(m);
2715	>	if (!createIncomplete) f.complete(v1);
2716	>	final CompletableFuture<Integer> g = m.thenCompose(f, r);
2717	>	if (createIncomplete) f.complete(v1);
2718	>
2719	>	checkCompletedNormally(g, inc(v1));
2720	>	checkCompletedNormally(f, v1);
2721	>	r.assertValue(v1);
2722	>	}}
2723
2724		/**
2725	<	* runAfterEitherAsync result completes exceptionally after exceptional
2725	>	* thenCompose result completes exceptionally after exceptional
2726		* completion of source
2727		*/
2728	<	public void testRunAfterEitherAsync2E() {
2729	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2730	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2731	<	Noop r = new Noop();
2732	<	CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
2733	<	f.completeExceptionally(new CFException());
2734	<	checkCompletedWithWrappedCFException(g);
2735	<
2736	<	r = new Noop();
2737	<	f = new CompletableFuture<>();
2738	<	f2 = new CompletableFuture<>();
2739	<	f2.completeExceptionally(new CFException());
2740	<	g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
2741	<	f.complete(one);
2742	<	checkCompletedWithWrappedCFException(g);
2767	<	}
2728	>	public void testThenCompose_exceptionalCompletion() {
2729	>	for (ExecutionMode m : ExecutionMode.values())
2730	>	for (boolean createIncomplete : new boolean[] { true, false })
2731	>	{
2732	>	final CFException ex = new CFException();
2733	>	final CompletableFutureInc r = new CompletableFutureInc(m);
2734	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2735	>	if (!createIncomplete) f.completeExceptionally(ex);
2736	>	final CompletableFuture<Integer> g = m.thenCompose(f, r);
2737	>	if (createIncomplete) f.completeExceptionally(ex);
2738	>
2739	>	checkCompletedWithWrappedException(g, ex);
2740	>	checkCompletedExceptionally(f, ex);
2741	>	r.assertNotInvoked();
2742	>	}}
2743
2744		/**
2745	<	* runAfterEitherAsync result completes exceptionally if action does
2771	<	*/
2772	<	public void testRunAfterEitherAsync3E() {
2773	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2774	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2775	<	FailingNoop r = new FailingNoop();
2776	<	CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
2777	<	f.complete(one);
2778	<	checkCompletedWithWrappedCFException(g);
2779	<	}
2780	<
2781	<	/**
2782	<	* runAfterEitherAsync result completes exceptionally if either
2783	<	* source cancelled
2784	<	*/
2785	<	public void testRunAfterEitherAsync4E() {
2786	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2787	<	CompletableFuture<Integer> f2 = new CompletableFuture<>();
2788	<	Noop r = new Noop();
2789	<	CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
2790	<	assertTrue(f.cancel(true));
2791	<	checkCompletedWithWrappedCancellationException(g);
2792	<
2793	<	r = new Noop();
2794	<	f = new CompletableFuture<>();
2795	<	f2 = new CompletableFuture<>();
2796	<	assertTrue(f2.cancel(true));
2797	<	g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
2798	<	checkCompletedWithWrappedCancellationException(g);
2799	<	}
2800	<
2801	<	/**
2802	<	* thenComposeAsync result completes normally after normal
2803	<	* completion of source
2745	>	* thenCompose result completes exceptionally if action does
2746		*/
2747	<	public void testThenComposeAsyncE() {
2748	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2749	<	CompletableFutureInc r = new CompletableFutureInc();
2750	<	CompletableFuture<Integer> g = f.thenComposeAsync(r, new ThreadExecutor());
2751	<	f.complete(one);
2752	<	checkCompletedNormally(g, two);
2753	<	}
2747	>	public void testThenCompose_actionFailed() {
2748	>	for (ExecutionMode m : ExecutionMode.values())
2749	>	for (boolean createIncomplete : new boolean[] { true, false })
2750	>	for (Integer v1 : new Integer[] { 1, null })
2751	>	{
2752	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2753	>	final FailingCompletableFutureFunction r
2754	>	= new FailingCompletableFutureFunction(m);
2755	>	if (!createIncomplete) f.complete(v1);
2756	>	final CompletableFuture<Integer> g = m.thenCompose(f, r);
2757	>	if (createIncomplete) f.complete(v1);
2758
2813	–	/**
2814	–	* thenComposeAsync result completes exceptionally after
2815	–	* exceptional completion of source
2816	–	*/
2817	–	public void testThenComposeAsync2E() {
2818	–	CompletableFuture<Integer> f = new CompletableFuture<>();
2819	–	CompletableFutureInc r = new CompletableFutureInc();
2820	–	CompletableFuture<Integer> g = f.thenComposeAsync(r, new ThreadExecutor());
2821	–	f.completeExceptionally(new CFException());
2759		checkCompletedWithWrappedCFException(g);
2760	<	}
2760	>	checkCompletedNormally(f, v1);
2761	>	}}
2762
2763		/**
2764	<	* thenComposeAsync result completes exceptionally if action does
2764	>	* thenCompose result completes exceptionally if source cancelled
2765		*/
2766	<	public void testThenComposeAsync3E() {
2767	<	CompletableFuture<Integer> f = new CompletableFuture<>();
2768	<	FailingCompletableFutureFunction r = new FailingCompletableFutureFunction();
2769	<	CompletableFuture<Integer> g = f.thenComposeAsync(r, new ThreadExecutor());
2770	<	f.complete(one);
2771	<	checkCompletedWithWrappedCFException(g);
2772	<	}
2766	>	public void testThenCompose_sourceCancelled() {
2767	>	for (ExecutionMode m : ExecutionMode.values())
2768	>	for (boolean createIncomplete : new boolean[] { true, false })
2769	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2770	>	{
2771	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2772	>	final CompletableFutureInc r = new CompletableFutureInc(m);
2773	>	if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
2774	>	final CompletableFuture<Integer> g = m.thenCompose(f, r);
2775	>	if (createIncomplete) {
2776	>	checkIncomplete(g);
2777	>	assertTrue(f.cancel(mayInterruptIfRunning));
2778	>	}
2779
2836	–	/**
2837	–	* thenComposeAsync result completes exceptionally if source cancelled
2838	–	*/
2839	–	public void testThenComposeAsync4E() {
2840	–	CompletableFuture<Integer> f = new CompletableFuture<>();
2841	–	CompletableFutureInc r = new CompletableFutureInc();
2842	–	CompletableFuture<Integer> g = f.thenComposeAsync(r, new ThreadExecutor());
2843	–	assertTrue(f.cancel(true));
2780		checkCompletedWithWrappedCancellationException(g);
2781	<	}
2781	>	checkCancelled(f);
2782	>	}}
2783
2784		// other static methods
2785
#	Line 2861 | Line 2798 | public class CompletableFutureTest exten
2798		*/
2799		public void testAllOf_normal() throws Exception {
2800		for (int k = 1; k < 20; ++k) {
2801	<	CompletableFuture<Integer>[] fs = (CompletableFuture<Integer>[]) new CompletableFuture[k];
2801	>	CompletableFuture<Integer>[] fs
2802	>	= (CompletableFuture<Integer>[]) new CompletableFuture[k];
2803		for (int i = 0; i < k; ++i)
2804		fs[i] = new CompletableFuture<>();
2805		CompletableFuture<Void> f = CompletableFuture.allOf(fs);
#	Line 2875 | Line 2813 | public class CompletableFutureTest exten
2813		}
2814		}
2815
2816	+	public void testAllOf_backwards() throws Exception {
2817	+	for (int k = 1; k < 20; ++k) {
2818	+	CompletableFuture<Integer>[] fs
2819	+	= (CompletableFuture<Integer>[]) new CompletableFuture[k];
2820	+	for (int i = 0; i < k; ++i)
2821	+	fs[i] = new CompletableFuture<>();
2822	+	CompletableFuture<Void> f = CompletableFuture.allOf(fs);
2823	+	for (int i = k - 1; i >= 0; i--) {
2824	+	checkIncomplete(f);
2825	+	checkIncomplete(CompletableFuture.allOf(fs));
2826	+	fs[i].complete(one);
2827	+	}
2828	+	checkCompletedNormally(f, null);
2829	+	checkCompletedNormally(CompletableFuture.allOf(fs), null);
2830	+	}
2831	+	}
2832	+
2833		/**
2834		* anyOf(no component futures) returns an incomplete future
2835		*/
#	Line 2931 | Line 2886 | public class CompletableFutureTest exten
2886		ThreadExecutor exec = new ThreadExecutor();
2887
2888		Runnable[] throwingActions = {
2889	<	() -> { CompletableFuture.supplyAsync(null); },
2890	<	() -> { CompletableFuture.supplyAsync(null, exec); },
2891	<	() -> { CompletableFuture.supplyAsync(supplyOne, null); },
2892	<
2893	<	() -> { CompletableFuture.runAsync(null); },
2894	<	() -> { CompletableFuture.runAsync(null, exec); },
2895	<	() -> { CompletableFuture.runAsync(() -> {}, null); },
2896	<
2897	<	() -> { f.completeExceptionally(null); },
2898	<
2899	<	() -> { f.thenApply(null); },
2900	<	() -> { f.thenApplyAsync(null); },
2901	<	() -> { f.thenApplyAsync((x) -> x, null); },
2902	<	() -> { f.thenApplyAsync(null, exec); },
2903	<
2904	<	() -> { f.thenAccept(null); },
2905	<	() -> { f.thenAcceptAsync(null); },
2906	<	() -> { f.thenAcceptAsync((x) -> { ; }, null); },
2907	<	() -> { f.thenAcceptAsync(null, exec); },
2908	<
2909	<	() -> { f.thenRun(null); },
2910	<	() -> { f.thenRunAsync(null); },
2911	<	() -> { f.thenRunAsync(() -> { ; }, null); },
2912	<	() -> { f.thenRunAsync(null, exec); },
2913	<
2914	<	() -> { f.thenCombine(g, null); },
2915	<	() -> { f.thenCombineAsync(g, null); },
2916	<	() -> { f.thenCombineAsync(g, null, exec); },
2917	<	() -> { f.thenCombine(nullFuture, (x, y) -> x); },
2918	<	() -> { f.thenCombineAsync(nullFuture, (x, y) -> x); },
2919	<	() -> { f.thenCombineAsync(nullFuture, (x, y) -> x, exec); },
2920	<	() -> { f.thenCombineAsync(g, (x, y) -> x, null); },
2921	<
2922	<	() -> { f.thenAcceptBoth(g, null); },
2923	<	() -> { f.thenAcceptBothAsync(g, null); },
2924	<	() -> { f.thenAcceptBothAsync(g, null, exec); },
2925	<	() -> { f.thenAcceptBoth(nullFuture, (x, y) -> {}); },
2926	<	() -> { f.thenAcceptBothAsync(nullFuture, (x, y) -> {}); },
2927	<	() -> { f.thenAcceptBothAsync(nullFuture, (x, y) -> {}, exec); },
2928	<	() -> { f.thenAcceptBothAsync(g, (x, y) -> {}, null); },
2929	<
2930	<	() -> { f.runAfterBoth(g, null); },
2931	<	() -> { f.runAfterBothAsync(g, null); },
2932	<	() -> { f.runAfterBothAsync(g, null, exec); },
2933	<	() -> { f.runAfterBoth(nullFuture, () -> {}); },
2934	<	() -> { f.runAfterBothAsync(nullFuture, () -> {}); },
2935	<	() -> { f.runAfterBothAsync(nullFuture, () -> {}, exec); },
2936	<	() -> { f.runAfterBothAsync(g, () -> {}, null); },
2937	<
2938	<	() -> { f.applyToEither(g, null); },
2939	<	() -> { f.applyToEitherAsync(g, null); },
2940	<	() -> { f.applyToEitherAsync(g, null, exec); },
2941	<	() -> { f.applyToEither(nullFuture, (x) -> x); },
2942	<	() -> { f.applyToEitherAsync(nullFuture, (x) -> x); },
2943	<	() -> { f.applyToEitherAsync(nullFuture, (x) -> x, exec); },
2944	<	() -> { f.applyToEitherAsync(g, (x) -> x, null); },
2945	<
2946	<	() -> { f.acceptEither(g, null); },
2947	<	() -> { f.acceptEitherAsync(g, null); },
2948	<	() -> { f.acceptEitherAsync(g, null, exec); },
2949	<	() -> { f.acceptEither(nullFuture, (x) -> {}); },
2950	<	() -> { f.acceptEitherAsync(nullFuture, (x) -> {}); },
2951	<	() -> { f.acceptEitherAsync(nullFuture, (x) -> {}, exec); },
2952	<	() -> { f.acceptEitherAsync(g, (x) -> {}, null); },
2953	<
2954	<	() -> { f.runAfterEither(g, null); },
2955	<	() -> { f.runAfterEitherAsync(g, null); },
2956	<	() -> { f.runAfterEitherAsync(g, null, exec); },
2957	<	() -> { f.runAfterEither(nullFuture, () -> {}); },
2958	<	() -> { f.runAfterEitherAsync(nullFuture, () -> {}); },
2959	<	() -> { f.runAfterEitherAsync(nullFuture, () -> {}, exec); },
2960	<	() -> { f.runAfterEitherAsync(g, () -> {}, null); },
2961	<
2962	<	() -> { f.thenCompose(null); },
2963	<	() -> { f.thenComposeAsync(null); },
2964	<	() -> { f.thenComposeAsync(new CompletableFutureInc(), null); },
2965	<	() -> { f.thenComposeAsync(null, exec); },
2966	<
2967	<	() -> { f.exceptionally(null); },
2968	<
2969	<	() -> { f.handle(null); },
2970	<
2971	<	() -> { CompletableFuture.allOf((CompletableFuture<?>)null); },
2972	<	() -> { CompletableFuture.allOf((CompletableFuture<?>[])null); },
2973	<	() -> { CompletableFuture.allOf(f, null); },
2974	<	() -> { CompletableFuture.allOf(null, f); },
2975	<
2976	<	() -> { CompletableFuture.anyOf((CompletableFuture<?>)null); },
2977	<	() -> { CompletableFuture.anyOf((CompletableFuture<?>[])null); },
2978	<	() -> { CompletableFuture.anyOf(f, null); },
2979	<	() -> { CompletableFuture.anyOf(null, f); },
2889	>	() -> CompletableFuture.supplyAsync(null),
2890	>	() -> CompletableFuture.supplyAsync(null, exec),
2891	>	() -> CompletableFuture.supplyAsync(new IntegerSupplier(ExecutionMode.DEFAULT, 42), null),
2892	>
2893	>	() -> CompletableFuture.runAsync(null),
2894	>	() -> CompletableFuture.runAsync(null, exec),
2895	>	() -> CompletableFuture.runAsync(() -> {}, null),
2896	>
2897	>	() -> f.completeExceptionally(null),
2898	>
2899	>	() -> f.thenApply(null),
2900	>	() -> f.thenApplyAsync(null),
2901	>	() -> f.thenApplyAsync((x) -> x, null),
2902	>	() -> f.thenApplyAsync(null, exec),
2903	>
2904	>	() -> f.thenAccept(null),
2905	>	() -> f.thenAcceptAsync(null),
2906	>	() -> f.thenAcceptAsync((x) -> {} , null),
2907	>	() -> f.thenAcceptAsync(null, exec),
2908	>
2909	>	() -> f.thenRun(null),
2910	>	() -> f.thenRunAsync(null),
2911	>	() -> f.thenRunAsync(() -> {} , null),
2912	>	() -> f.thenRunAsync(null, exec),
2913	>
2914	>	() -> f.thenCombine(g, null),
2915	>	() -> f.thenCombineAsync(g, null),
2916	>	() -> f.thenCombineAsync(g, null, exec),
2917	>	() -> f.thenCombine(nullFuture, (x, y) -> x),
2918	>	() -> f.thenCombineAsync(nullFuture, (x, y) -> x),
2919	>	() -> f.thenCombineAsync(nullFuture, (x, y) -> x, exec),
2920	>	() -> f.thenCombineAsync(g, (x, y) -> x, null),
2921	>
2922	>	() -> f.thenAcceptBoth(g, null),
2923	>	() -> f.thenAcceptBothAsync(g, null),
2924	>	() -> f.thenAcceptBothAsync(g, null, exec),
2925	>	() -> f.thenAcceptBoth(nullFuture, (x, y) -> {}),
2926	>	() -> f.thenAcceptBothAsync(nullFuture, (x, y) -> {}),
2927	>	() -> f.thenAcceptBothAsync(nullFuture, (x, y) -> {}, exec),
2928	>	() -> f.thenAcceptBothAsync(g, (x, y) -> {}, null),
2929	>
2930	>	() -> f.runAfterBoth(g, null),
2931	>	() -> f.runAfterBothAsync(g, null),
2932	>	() -> f.runAfterBothAsync(g, null, exec),
2933	>	() -> f.runAfterBoth(nullFuture, () -> {}),
2934	>	() -> f.runAfterBothAsync(nullFuture, () -> {}),
2935	>	() -> f.runAfterBothAsync(nullFuture, () -> {}, exec),
2936	>	() -> f.runAfterBothAsync(g, () -> {}, null),
2937	>
2938	>	() -> f.applyToEither(g, null),
2939	>	() -> f.applyToEitherAsync(g, null),
2940	>	() -> f.applyToEitherAsync(g, null, exec),
2941	>	() -> f.applyToEither(nullFuture, (x) -> x),
2942	>	() -> f.applyToEitherAsync(nullFuture, (x) -> x),
2943	>	() -> f.applyToEitherAsync(nullFuture, (x) -> x, exec),
2944	>	() -> f.applyToEitherAsync(g, (x) -> x, null),
2945	>
2946	>	() -> f.acceptEither(g, null),
2947	>	() -> f.acceptEitherAsync(g, null),
2948	>	() -> f.acceptEitherAsync(g, null, exec),
2949	>	() -> f.acceptEither(nullFuture, (x) -> {}),
2950	>	() -> f.acceptEitherAsync(nullFuture, (x) -> {}),
2951	>	() -> f.acceptEitherAsync(nullFuture, (x) -> {}, exec),
2952	>	() -> f.acceptEitherAsync(g, (x) -> {}, null),
2953	>
2954	>	() -> f.runAfterEither(g, null),
2955	>	() -> f.runAfterEitherAsync(g, null),
2956	>	() -> f.runAfterEitherAsync(g, null, exec),
2957	>	() -> f.runAfterEither(nullFuture, () -> {}),
2958	>	() -> f.runAfterEitherAsync(nullFuture, () -> {}),
2959	>	() -> f.runAfterEitherAsync(nullFuture, () -> {}, exec),
2960	>	() -> f.runAfterEitherAsync(g, () -> {}, null),
2961	>
2962	>	() -> f.thenCompose(null),
2963	>	() -> f.thenComposeAsync(null),
2964	>	() -> f.thenComposeAsync(new CompletableFutureInc(ExecutionMode.EXECUTOR), null),
2965	>	() -> f.thenComposeAsync(null, exec),
2966	>
2967	>	() -> f.exceptionally(null),
2968	>
2969	>	() -> f.handle(null),
2970	>
2971	>	() -> CompletableFuture.allOf((CompletableFuture<?>)null),
2972	>	() -> CompletableFuture.allOf((CompletableFuture<?>[])null),
2973	>	() -> CompletableFuture.allOf(f, null),
2974	>	() -> CompletableFuture.allOf(null, f),
2975	>
2976	>	() -> CompletableFuture.anyOf((CompletableFuture<?>)null),
2977	>	() -> CompletableFuture.anyOf((CompletableFuture<?>[])null),
2978	>	() -> CompletableFuture.anyOf(f, null),
2979	>	() -> CompletableFuture.anyOf(null, f),
2980	>
2981	>	() -> f.obtrudeException(null),
2982		};
2983
2984		assertThrows(NullPointerException.class, throwingActions);
#	Line 3036 | Line 2993 | public class CompletableFutureTest exten
2993		assertSame(f, f.toCompletableFuture());
2994		}
2995
3039	–	/**
3040	–	* whenComplete action executes on normal completion, propagating
3041	–	* source result.
3042	–	*/
3043	–	public void testWhenComplete1() {
3044	–	final AtomicInteger a = new AtomicInteger();
3045	–	CompletableFuture<Integer> f = new CompletableFuture<>();
3046	–	CompletableFuture<Integer> g =
3047	–	f.whenComplete((Integer x, Throwable t) -> a.getAndIncrement());
3048	–	f.complete(three);
3049	–	checkCompletedNormally(f, three);
3050	–	checkCompletedNormally(g, three);
3051	–	assertEquals(a.get(), 1);
3052	–	}
3053	–
3054	–	/**
3055	–	* whenComplete action executes on exceptional completion, propagating
3056	–	* source result.
3057	–	*/
3058	–	public void testWhenComplete2() {
3059	–	final AtomicInteger a = new AtomicInteger();
3060	–	CompletableFuture<Integer> f = new CompletableFuture<>();
3061	–	CompletableFuture<Integer> g =
3062	–	f.whenComplete((Integer x, Throwable t) -> a.getAndIncrement());
3063	–	f.completeExceptionally(new CFException());
3064	–	assertTrue(f.isCompletedExceptionally());
3065	–	assertTrue(g.isCompletedExceptionally());
3066	–	assertEquals(a.get(), 1);
3067	–	}
3068	–
3069	–	/**
3070	–	* If a whenComplete action throws an exception when triggered by
3071	–	* a normal completion, it completes exceptionally
3072	–	*/
3073	–	public void testWhenComplete3() {
3074	–	CompletableFuture<Integer> f = new CompletableFuture<>();
3075	–	CompletableFuture<Integer> g =
3076	–	f.whenComplete((Integer x, Throwable t) ->
3077	–	{ throw new CFException(); } );
3078	–	f.complete(three);
3079	–	checkCompletedNormally(f, three);
3080	–	assertTrue(g.isCompletedExceptionally());
3081	–	checkCompletedWithWrappedCFException(g);
3082	–	}
3083	–
3084	–	/**
3085	–	* whenCompleteAsync action executes on normal completion, propagating
3086	–	* source result.
3087	–	*/
3088	–	public void testWhenCompleteAsync1() {
3089	–	final AtomicInteger a = new AtomicInteger();
3090	–	CompletableFuture<Integer> f = new CompletableFuture<>();
3091	–	CompletableFuture<Integer> g =
3092	–	f.whenCompleteAsync((Integer x, Throwable t) -> a.getAndIncrement());
3093	–	f.complete(three);
3094	–	checkCompletedNormally(f, three);
3095	–	checkCompletedNormally(g, three);
3096	–	assertEquals(a.get(), 1);
3097	–	}
3098	–
3099	–	/**
3100	–	* whenCompleteAsync action executes on exceptional completion, propagating
3101	–	* source result.
3102	–	*/
3103	–	public void testWhenCompleteAsync2() {
3104	–	final AtomicInteger a = new AtomicInteger();
3105	–	CompletableFuture<Integer> f = new CompletableFuture<>();
3106	–	CompletableFuture<Integer> g =
3107	–	f.whenCompleteAsync((Integer x, Throwable t) -> a.getAndIncrement());
3108	–	f.completeExceptionally(new CFException());
3109	–	checkCompletedWithWrappedCFException(f);
3110	–	checkCompletedWithWrappedCFException(g);
3111	–	}
3112	–
3113	–	/**
3114	–	* If a whenCompleteAsync action throws an exception when
3115	–	* triggered by a normal completion, it completes exceptionally
3116	–	*/
3117	–	public void testWhenCompleteAsync3() {
3118	–	CompletableFuture<Integer> f = new CompletableFuture<>();
3119	–	CompletableFuture<Integer> g =
3120	–	f.whenCompleteAsync((Integer x, Throwable t) ->
3121	–	{ throw new CFException(); } );
3122	–	f.complete(three);
3123	–	checkCompletedNormally(f, three);
3124	–	checkCompletedWithWrappedCFException(g);
3125	–	}
3126	–
3127	–	/**
3128	–	* whenCompleteAsync action executes on normal completion, propagating
3129	–	* source result.
3130	–	*/
3131	–	public void testWhenCompleteAsync1e() {
3132	–	final AtomicInteger a = new AtomicInteger();
3133	–	ThreadExecutor exec = new ThreadExecutor();
3134	–	CompletableFuture<Integer> f = new CompletableFuture<>();
3135	–	CompletableFuture<Integer> g =
3136	–	f.whenCompleteAsync((Integer x, Throwable t) -> a.getAndIncrement(),
3137	–	exec);
3138	–	f.complete(three);
3139	–	checkCompletedNormally(f, three);
3140	–	checkCompletedNormally(g, three);
3141	–	assertEquals(a.get(), 1);
3142	–	}
3143	–
3144	–	/**
3145	–	* whenCompleteAsync action executes on exceptional completion, propagating
3146	–	* source result.
3147	–	*/
3148	–	public void testWhenCompleteAsync2e() {
3149	–	final AtomicInteger a = new AtomicInteger();
3150	–	ThreadExecutor exec = new ThreadExecutor();
3151	–	CompletableFuture<Integer> f = new CompletableFuture<>();
3152	–	CompletableFuture<Integer> g =
3153	–	f.whenCompleteAsync((Integer x, Throwable t) -> a.getAndIncrement(),
3154	–	exec);
3155	–	f.completeExceptionally(new CFException());
3156	–	checkCompletedWithWrappedCFException(f);
3157	–	checkCompletedWithWrappedCFException(g);
3158	–	}
3159	–
3160	–	/**
3161	–	* If a whenCompleteAsync action throws an exception when triggered
3162	–	* by a normal completion, it completes exceptionally
3163	–	*/
3164	–	public void testWhenCompleteAsync3e() {
3165	–	ThreadExecutor exec = new ThreadExecutor();
3166	–	CompletableFuture<Integer> f = new CompletableFuture<>();
3167	–	CompletableFuture<Integer> g =
3168	–	f.whenCompleteAsync((Integer x, Throwable t) ->
3169	–	{ throw new CFException(); },
3170	–	exec);
3171	–	f.complete(three);
3172	–	checkCompletedNormally(f, three);
3173	–	checkCompletedWithWrappedCFException(g);
3174	–	}
3175	–
3176	–	/**
3177	–	* handleAsync action completes normally with function value on
3178	–	* either normal or exceptional completion of source
3179	–	*/
3180	–	public void testHandleAsync() {
3181	–	CompletableFuture<Integer> f, g;
3182	–	IntegerHandler r;
3183	–
3184	–	f = new CompletableFuture<>();
3185	–	g = f.handleAsync(r = new IntegerHandler());
3186	–	assertFalse(r.ran);
3187	–	f.completeExceptionally(new CFException());
3188	–	checkCompletedWithWrappedCFException(f);
3189	–	checkCompletedNormally(g, three);
3190	–	assertTrue(r.ran);
3191	–
3192	–	f = new CompletableFuture<>();
3193	–	g = f.handleAsync(r = new IntegerHandler());
3194	–	assertFalse(r.ran);
3195	–	f.completeExceptionally(new CFException());
3196	–	checkCompletedWithWrappedCFException(f);
3197	–	checkCompletedNormally(g, three);
3198	–	assertTrue(r.ran);
3199	–
3200	–	f = new CompletableFuture<>();
3201	–	g = f.handleAsync(r = new IntegerHandler());
3202	–	assertFalse(r.ran);
3203	–	f.complete(one);
3204	–	checkCompletedNormally(f, one);
3205	–	checkCompletedNormally(g, two);
3206	–	assertTrue(r.ran);
3207	–
3208	–	f = new CompletableFuture<>();
3209	–	g = f.handleAsync(r = new IntegerHandler());
3210	–	assertFalse(r.ran);
3211	–	f.complete(one);
3212	–	checkCompletedNormally(f, one);
3213	–	checkCompletedNormally(g, two);
3214	–	assertTrue(r.ran);
3215	–	}
3216	–
3217	–	/**
3218	–	* handleAsync action with Executor completes normally with
3219	–	* function value on either normal or exceptional completion of
3220	–	* source
3221	–	*/
3222	–	public void testHandleAsync2() {
3223	–	CompletableFuture<Integer> f, g;
3224	–	ThreadExecutor exec = new ThreadExecutor();
3225	–	IntegerHandler r;
3226	–
3227	–	f = new CompletableFuture<>();
3228	–	g = f.handleAsync(r = new IntegerHandler(), exec);
3229	–	assertFalse(r.ran);
3230	–	f.completeExceptionally(new CFException());
3231	–	checkCompletedWithWrappedCFException(f);
3232	–	checkCompletedNormally(g, three);
3233	–	assertTrue(r.ran);
3234	–
3235	–	f = new CompletableFuture<>();
3236	–	g = f.handleAsync(r = new IntegerHandler(), exec);
3237	–	assertFalse(r.ran);
3238	–	f.completeExceptionally(new CFException());
3239	–	checkCompletedWithWrappedCFException(f);
3240	–	checkCompletedNormally(g, three);
3241	–	assertTrue(r.ran);
3242	–
3243	–	f = new CompletableFuture<>();
3244	–	g = f.handleAsync(r = new IntegerHandler(), exec);
3245	–	assertFalse(r.ran);
3246	–	f.complete(one);
3247	–	checkCompletedNormally(f, one);
3248	–	checkCompletedNormally(g, two);
3249	–	assertTrue(r.ran);
3250	–
3251	–	f = new CompletableFuture<>();
3252	–	g = f.handleAsync(r = new IntegerHandler(), exec);
3253	–	assertFalse(r.ran);
3254	–	f.complete(one);
3255	–	checkCompletedNormally(f, one);
3256	–	checkCompletedNormally(g, two);
3257	–	assertTrue(r.ran);
3258	–	}
3259	–
2996		}

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