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

Comparing jsr166/src/test/tck/CompletableFutureTest.java (file contents):
Revision 1.19 by jsr166, Sun Apr 7 15:04:14 2013 UTC vs.
Revision 1.65 by jsr166, Fri Jun 6 17:41:02 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 55 | Line 58 | public class CompletableFutureTest exten
58
59		<T> void checkCompletedNormally(CompletableFuture<T> f, T value) {
60		try {
61	+	assertEquals(value, f.get(LONG_DELAY_MS, MILLISECONDS));
62	+	} catch (Throwable fail) { threadUnexpectedException(fail); }
63	+	try {
64		assertEquals(value, f.join());
65		} catch (Throwable fail) { threadUnexpectedException(fail); }
66		try {
#	Line 63 | Line 69 | public class CompletableFutureTest exten
69		try {
70		assertEquals(value, f.get());
71		} catch (Throwable fail) { threadUnexpectedException(fail); }
66	–	try {
67	–	assertEquals(value, f.get(0L, SECONDS));
68	–	} catch (Throwable fail) { threadUnexpectedException(fail); }
72		assertTrue(f.isDone());
73		assertFalse(f.isCancelled());
74	+	assertFalse(f.isCompletedExceptionally());
75		assertTrue(f.toString().contains("[Completed normally]"));
76		}
77
78		void checkCompletedWithWrappedCFException(CompletableFuture<?> f) {
79		try {
80	+	f.get(LONG_DELAY_MS, MILLISECONDS);
81	+	shouldThrow();
82	+	} catch (ExecutionException success) {
83	+	assertTrue(success.getCause() instanceof CFException);
84	+	} catch (Throwable fail) { threadUnexpectedException(fail); }
85	+	try {
86		f.join();
87		shouldThrow();
88		} catch (CompletionException success) {
#	Line 90 | Line 100 | public class CompletableFutureTest exten
100		} catch (ExecutionException success) {
101		assertTrue(success.getCause() instanceof CFException);
102		} catch (Throwable fail) { threadUnexpectedException(fail); }
103	+	assertTrue(f.isDone());
104	+	assertFalse(f.isCancelled());
105	+	assertTrue(f.toString().contains("[Completed exceptionally]"));
106	+	}
107	+
108	+	void checkCompletedWithWrappedCFException(CompletableFuture<?> f,
109	+	CFException ex) {
110		try {
111	<	f.get(0L, SECONDS);
111	>	f.get(LONG_DELAY_MS, MILLISECONDS);
112		shouldThrow();
113		} catch (ExecutionException success) {
114	<	assertTrue(success.getCause() instanceof CFException);
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		assertTrue(f.isDone());
135		assertFalse(f.isCancelled());
#	Line 103 | Line 138 | public class CompletableFutureTest exten
138
139		void checkCancelled(CompletableFuture<?> f) {
140		try {
141	+	f.get(LONG_DELAY_MS, MILLISECONDS);
142	+	shouldThrow();
143	+	} catch (CancellationException success) {
144	+	} catch (Throwable fail) { threadUnexpectedException(fail); }
145	+	try {
146		f.join();
147		shouldThrow();
148		} catch (CancellationException success) {}
#	Line 115 | Line 155 | public class CompletableFutureTest exten
155		shouldThrow();
156		} catch (CancellationException success) {
157		} catch (Throwable fail) { threadUnexpectedException(fail); }
118	–	try {
119	–	f.get(0L, SECONDS);
120	–	shouldThrow();
121	–	} catch (CancellationException success) {
122	–	} catch (Throwable fail) { threadUnexpectedException(fail); }
158		assertTrue(f.isDone());
159	+	assertTrue(f.isCompletedExceptionally());
160		assertTrue(f.isCancelled());
161		assertTrue(f.toString().contains("[Completed exceptionally]"));
162		}
163
164		void checkCompletedWithWrappedCancellationException(CompletableFuture<?> f) {
165		try {
166	+	f.get(LONG_DELAY_MS, MILLISECONDS);
167	+	shouldThrow();
168	+	} catch (ExecutionException success) {
169	+	assertTrue(success.getCause() instanceof CancellationException);
170	+	} catch (Throwable fail) { threadUnexpectedException(fail); }
171	+	try {
172		f.join();
173		shouldThrow();
174		} catch (CompletionException success) {
#	Line 144 | Line 186 | public class CompletableFutureTest exten
186		} catch (ExecutionException success) {
187		assertTrue(success.getCause() instanceof CancellationException);
188		} catch (Throwable fail) { threadUnexpectedException(fail); }
147	–	try {
148	–	f.get(0L, SECONDS);
149	–	shouldThrow();
150	–	} catch (ExecutionException success) {
151	–	assertTrue(success.getCause() instanceof CancellationException);
152	–	} catch (Throwable fail) { threadUnexpectedException(fail); }
189		assertTrue(f.isDone());
190		assertFalse(f.isCancelled());
191	+	assertTrue(f.isCompletedExceptionally());
192		assertTrue(f.toString().contains("[Completed exceptionally]"));
193		}
194
#	Line 160 | Line 197 | public class CompletableFutureTest exten
197		* by methods isDone, isCancelled, and getNow
198		*/
199		public void testConstructor() {
200	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
200	>	CompletableFuture<Integer> f = new CompletableFuture<>();
201		checkIncomplete(f);
202		}
203
#	Line 169 | Line 206 | public class CompletableFutureTest exten
206		* isCancelled, join, get, and getNow
207		*/
208		public void testComplete() {
209	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
209	>	CompletableFuture<Integer> f = new CompletableFuture<>();
210		checkIncomplete(f);
211		f.complete(one);
212		checkCompletedNormally(f, one);
#	Line 180 | Line 217 | public class CompletableFutureTest exten
217		* methods isDone, isCancelled, join, get, and getNow
218		*/
219		public void testCompleteExceptionally() {
220	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
220	>	CompletableFuture<Integer> f = new CompletableFuture<>();
221		checkIncomplete(f);
222		f.completeExceptionally(new CFException());
223		checkCompletedWithWrappedCFException(f);
#	Line 191 | Line 228 | public class CompletableFutureTest exten
228		* methods isDone, isCancelled, join, get, and getNow
229		*/
230		public void testCancel() {
231	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
231	>	CompletableFuture<Integer> f = new CompletableFuture<>();
232		checkIncomplete(f);
233		assertTrue(f.cancel(true));
234		checkCancelled(f);
#	Line 201 | Line 238 | public class CompletableFutureTest exten
238		* obtrudeValue forces completion with given value
239		*/
240		public void testObtrudeValue() {
241	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
241	>	CompletableFuture<Integer> f = new CompletableFuture<>();
242		checkIncomplete(f);
243		f.complete(one);
244		checkCompletedNormally(f, one);
#	Line 209 | Line 246 | public class CompletableFutureTest exten
246		checkCompletedNormally(f, three);
247		f.obtrudeValue(two);
248		checkCompletedNormally(f, two);
249	<	f = new CompletableFuture<Integer>();
249	>	f = new CompletableFuture<>();
250		f.obtrudeValue(three);
251		checkCompletedNormally(f, three);
252	<	f = new CompletableFuture<Integer>();
252	>	f.obtrudeValue(null);
253	>	checkCompletedNormally(f, null);
254	>	f = new CompletableFuture<>();
255		f.completeExceptionally(new CFException());
256		f.obtrudeValue(four);
257		checkCompletedNormally(f, four);
#	Line 222 | Line 261 | public class CompletableFutureTest exten
261		* obtrudeException forces completion with given exception
262		*/
263		public void testObtrudeException() {
264	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
264	>	CompletableFuture<Integer> f = new CompletableFuture<>();
265		checkIncomplete(f);
266		f.complete(one);
267		checkCompletedNormally(f, one);
268		f.obtrudeException(new CFException());
269		checkCompletedWithWrappedCFException(f);
270	<	f = new CompletableFuture<Integer>();
270	>	f = new CompletableFuture<>();
271		f.obtrudeException(new CFException());
272		checkCompletedWithWrappedCFException(f);
273	<	f = new CompletableFuture<Integer>();
273	>	f = new CompletableFuture<>();
274		f.completeExceptionally(new CFException());
275		f.obtrudeValue(four);
276		checkCompletedNormally(f, four);
#	Line 243 | Line 282 | public class CompletableFutureTest exten
282		* getNumberOfDependents returns number of dependent tasks
283		*/
284		public void testGetNumberOfDependents() {
285	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
286	<	assertEquals(f.getNumberOfDependents(), 0);
287	<	CompletableFuture g = f.thenRun(new Noop());
288	<	assertEquals(f.getNumberOfDependents(), 1);
289	<	assertEquals(g.getNumberOfDependents(), 0);
290	<	CompletableFuture h = f.thenRun(new Noop());
291	<	assertEquals(f.getNumberOfDependents(), 2);
285	>	CompletableFuture<Integer> f = new CompletableFuture<>();
286	>	assertEquals(0, f.getNumberOfDependents());
287	>	CompletableFuture g = f.thenRun(new Noop(ExecutionMode.DEFAULT));
288	>	assertEquals(1, f.getNumberOfDependents());
289	>	assertEquals(0, g.getNumberOfDependents());
290	>	CompletableFuture h = f.thenRun(new Noop(ExecutionMode.DEFAULT));
291	>	assertEquals(2, f.getNumberOfDependents());
292		f.complete(1);
293		checkCompletedNormally(g, null);
294	<	assertEquals(f.getNumberOfDependents(), 0);
295	<	assertEquals(g.getNumberOfDependents(), 0);
294	>	assertEquals(0, f.getNumberOfDependents());
295	>	assertEquals(0, g.getNumberOfDependents());
296		}
297
259	–
298		/**
299		* toString indicates current completion state
300		*/
#	Line 282 | Line 320 | public class CompletableFutureTest exten
320		checkCompletedNormally(f, "test");
321		}
322
323	<	// Choose non-commutative actions for better coverage
324	<
325	<	static final Supplier<Integer> supplyOne =
326	<	() -> Integer.valueOf(1);
327	<	static final Function<Integer, Integer> inc =
328	<	(Integer x) -> Integer.valueOf(x.intValue() + 1);
329	<	static final BiFunction<Integer, Integer, Integer> subtract =
292	<	(Integer x, Integer y) -> Integer.valueOf(x.intValue() - y.intValue());
293	<	static final class IncAction implements Consumer<Integer> {
294	<	int value;
295	<	public void accept(Integer x) { value = x.intValue() + 1; }
296	<	}
297	<	static final class AddAction implements BiConsumer<Integer, Integer> {
298	<	int value;
299	<	public void accept(Integer x, Integer y) {
300	<	value = x.intValue() + y.intValue();
323	>	abstract class CheckedAction {
324	>	int invocationCount = 0;
325	>	final ExecutionMode m;
326	>	CheckedAction(ExecutionMode m) { this.m = m; }
327	>	void invoked() {
328	>	m.checkExecutionMode();
329	>	assertEquals(0, invocationCount++);
330		}
331	<	}
332	<	static final class Noop implements Runnable {
304	<	boolean ran;
305	<	public void run() { ran = true; }
331	>	void assertNotInvoked() { assertEquals(0, invocationCount); }
332	>	void assertInvoked() { assertEquals(1, invocationCount); }
333		}
334
335	<	static final class FailingSupplier implements Supplier<Integer> {
336	<	boolean ran;
337	<	public Integer get() { ran = true; throw new CFException(); }
338	<	}
339	<	static final class FailingConsumer implements Consumer<Integer> {
340	<	boolean ran;
314	<	public void accept(Integer x) { ran = true; throw new CFException(); }
315	<	}
316	<	static final class FailingBiConsumer implements BiConsumer<Integer, Integer> {
317	<	boolean ran;
318	<	public void accept(Integer x, Integer y) { ran = true; throw new CFException(); }
319	<	}
320	<	static final class FailingFunction implements Function<Integer, Integer> {
321	<	boolean ran;
322	<	public Integer apply(Integer x) { ran = true; throw new CFException(); }
323	<	}
324	<	static final class FailingBiFunction implements BiFunction<Integer, Integer, Integer> {
325	<	boolean ran;
326	<	public Integer apply(Integer x, Integer y) { ran = true; throw new CFException(); }
327	<	}
328	<	static final class FailingNoop implements Runnable {
329	<	boolean ran;
330	<	public void run() { ran = true; throw new CFException(); }
331	<	}
332	<
333	<	static final class CompletableFutureInc
334	<	implements Function<Integer, CompletableFuture<Integer>> {
335	<	public CompletableFuture<Integer> apply(Integer x) {
336	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
337	<	f.complete(Integer.valueOf(x.intValue() + 1));
338	<	return f;
335	>	abstract class CheckedIntegerAction extends CheckedAction {
336	>	Integer value;
337	>	CheckedIntegerAction(ExecutionMode m) { super(m); }
338	>	void assertValue(Integer expected) {
339	>	assertInvoked();
340	>	assertEquals(expected, value);
341		}
342		}
343
344	<	static final class FailingCompletableFutureFunction
345	<	implements Function<Integer, CompletableFuture<Integer>> {
346	<	boolean ran;
347	<	public CompletableFuture<Integer> apply(Integer x) {
348	<	ran = true; throw new CFException();
344	>	class IntegerSupplier extends CheckedAction
345	>	implements Supplier<Integer>
346	>	{
347	>	final Integer value;
348	>	IntegerSupplier(ExecutionMode m, Integer value) {
349	>	super(m);
350	>	this.value = value;
351		}
352	<	}
353	<
354	<	// Used for explicit executor tests
351	<	static final class ThreadExecutor implements Executor {
352	<	AtomicInteger count = new AtomicInteger(0);
353	<
354	<	public void execute(Runnable r) {
355	<	count.getAndIncrement();
356	<	new Thread(r).start();
352	>	public Integer get() {
353	>	invoked();
354	>	return value;
355		}
356		}
357
358	<	static final class ExceptionToInteger implements Function<Throwable, Integer> {
359	<	public Integer apply(Throwable x) { return Integer.valueOf(3); }
358	>	// A function that handles and produces null values as well.
359	>	static Integer inc(Integer x) {
360	>	return (x == null) ? null : x + 1;
361		}
362
363	<	static final class IntegerHandler implements BiFunction<Integer, Throwable, Integer> {
364	<	boolean ran;
365	<	public Integer apply(Integer x, Throwable t) {
366	<	ran = true;
367	<	return (t == null) ? two : three;
363	>	class NoopConsumer extends CheckedIntegerAction
364	>	implements Consumer<Integer>
365	>	{
366	>	NoopConsumer(ExecutionMode m) { super(m); }
367	>	public void accept(Integer x) {
368	>	invoked();
369	>	value = x;
370		}
371		}
372
373	<
374	<	/**
375	<	* exceptionally action completes with function value on source
376	<	* exception;  otherwise with source value
377	<	*/
378	<	public void testExceptionally() {
379	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
380	<	ExceptionToInteger r = new ExceptionToInteger();
380	<	CompletableFuture<Integer> g = f.exceptionally(r);
381	<	f.completeExceptionally(new CFException());
382	<	checkCompletedNormally(g, three);
383	<
384	<	f = new CompletableFuture<Integer>();
385	<	r = new ExceptionToInteger();
386	<	g = f.exceptionally(r);
387	<	f.complete(one);
388	<	checkCompletedNormally(g, one);
373	>	class IncFunction extends CheckedIntegerAction
374	>	implements Function<Integer,Integer>
375	>	{
376	>	IncFunction(ExecutionMode m) { super(m); }
377	>	public Integer apply(Integer x) {
378	>	invoked();
379	>	return value = inc(x);
380	>	}
381		}
382
383	<	/**
384	<	* handle action completes normally with function value on either
385	<	* normal or exceptional completion of source
386	<	*/
387	<	public void testHandle() {
388	<	CompletableFuture<Integer> f, g;
397	<	IntegerHandler r;
398	<
399	<	f = new CompletableFuture<Integer>();
400	<	f.completeExceptionally(new CFException());
401	<	g = f.handle(r = new IntegerHandler());
402	<	assertTrue(r.ran);
403	<	checkCompletedNormally(g, three);
404	<
405	<	f = new CompletableFuture<Integer>();
406	<	g = f.handle(r = new IntegerHandler());
407	<	assertFalse(r.ran);
408	<	f.completeExceptionally(new CFException());
409	<	checkCompletedNormally(g, three);
410	<	assertTrue(r.ran);
411	<
412	<	f = new CompletableFuture<Integer>();
413	<	f.complete(one);
414	<	g = f.handle(r = new IntegerHandler());
415	<	assertTrue(r.ran);
416	<	checkCompletedNormally(g, two);
417	<
418	<	f = new CompletableFuture<Integer>();
419	<	g = f.handle(r = new IntegerHandler());
420	<	assertFalse(r.ran);
421	<	f.complete(one);
422	<	assertTrue(r.ran);
423	<	checkCompletedNormally(g, two);
383	>	// Choose non-commutative actions for better coverage
384	>	// A non-commutative function that handles and produces null values as well.
385	>	static Integer subtract(Integer x, Integer y) {
386	>	return (x == null && y == null) ? null :
387	>	((x == null) ? 42 : x.intValue())
388	>	- ((y == null) ? 99 : y.intValue());
389		}
390
391	<	/**
392	<	* runAsync completes after running Runnable
393	<	*/
394	<	public void testRunAsync() {
395	<	Noop r = new Noop();
396	<	CompletableFuture<Void> f = CompletableFuture.runAsync(r);
397	<	assertNull(f.join());
398	<	assertTrue(r.ran);
434	<	checkCompletedNormally(f, null);
391	>	class SubtractAction extends CheckedIntegerAction
392	>	implements BiConsumer<Integer, Integer>
393	>	{
394	>	SubtractAction(ExecutionMode m) { super(m); }
395	>	public void accept(Integer x, Integer y) {
396	>	invoked();
397	>	value = subtract(x, y);
398	>	}
399		}
400
401	<	/**
402	<	* runAsync with executor completes after running Runnable
403	<	*/
404	<	public void testRunAsync2() {
405	<	Noop r = new Noop();
406	<	ThreadExecutor exec = new ThreadExecutor();
407	<	CompletableFuture<Void> f = CompletableFuture.runAsync(r, exec);
408	<	assertNull(f.join());
445	<	assertTrue(r.ran);
446	<	checkCompletedNormally(f, null);
447	<	assertEquals(1, exec.count.get());
401	>	class SubtractFunction extends CheckedIntegerAction
402	>	implements BiFunction<Integer, Integer, Integer>
403	>	{
404	>	SubtractFunction(ExecutionMode m) { super(m); }
405	>	public Integer apply(Integer x, Integer y) {
406	>	invoked();
407	>	return value = subtract(x, y);
408	>	}
409		}
410
411	<	/**
412	<	* failing runAsync completes exceptionally after running Runnable
413	<	*/
414	<	public void testRunAsync3() {
415	<	FailingNoop r = new FailingNoop();
455	<	CompletableFuture<Void> f = CompletableFuture.runAsync(r);
456	<	checkCompletedWithWrappedCFException(f);
457	<	assertTrue(r.ran);
411	>	class Noop extends CheckedAction implements Runnable {
412	>	Noop(ExecutionMode m) { super(m); }
413	>	public void run() {
414	>	invoked();
415	>	}
416		}
417
418	<	/**
419	<	* supplyAsync completes with result of supplier
420	<	*/
421	<	public void testSupplyAsync() {
422	<	CompletableFuture<Integer> f;
423	<	f = CompletableFuture.supplyAsync(supplyOne);
424	<	assertEquals(f.join(), one);
425	<	checkCompletedNormally(f, one);
418	>	class FailingSupplier extends CheckedAction
419	>	implements Supplier<Integer>
420	>	{
421	>	FailingSupplier(ExecutionMode m) { super(m); }
422	>	public Integer get() {
423	>	invoked();
424	>	throw new CFException();
425	>	}
426		}
427
428	<	/**
429	<	* supplyAsync with executor completes with result of supplier
430	<	*/
431	<	public void testSupplyAsync2() {
432	<	CompletableFuture<Integer> f;
433	<	f = CompletableFuture.supplyAsync(supplyOne, new ThreadExecutor());
434	<	assertEquals(f.join(), one);
435	<	checkCompletedNormally(f, one);
428	>	class FailingConsumer extends CheckedIntegerAction
429	>	implements Consumer<Integer>
430	>	{
431	>	FailingConsumer(ExecutionMode m) { super(m); }
432	>	public void accept(Integer x) {
433	>	invoked();
434	>	value = x;
435	>	throw new CFException();
436	>	}
437		}
438
439	<	/**
440	<	* Failing supplyAsync completes exceptionally
441	<	*/
442	<	public void testSupplyAsync3() {
443	<	FailingSupplier r = new FailingSupplier();
444	<	CompletableFuture<Integer> f = CompletableFuture.supplyAsync(r);
445	<	checkCompletedWithWrappedCFException(f);
446	<	assertTrue(r.ran);
439	>	class FailingBiConsumer extends CheckedIntegerAction
440	>	implements BiConsumer<Integer, Integer>
441	>	{
442	>	FailingBiConsumer(ExecutionMode m) { super(m); }
443	>	public void accept(Integer x, Integer y) {
444	>	invoked();
445	>	value = subtract(x, y);
446	>	throw new CFException();
447	>	}
448		}
449
450	<	// seq completion methods
451	<
452	<	/**
453	<	* thenRun result completes normally after normal completion of source
454	<	*/
455	<	public void testThenRun() {
456	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
457	<	Noop r = new Noop();
458	<	CompletableFuture<Void> g = f.thenRun(r);
499	<	f.complete(null);
500	<	checkCompletedNormally(g, null);
501	<	// reordered version
502	<	f = new CompletableFuture<Integer>();
503	<	f.complete(null);
504	<	r = new Noop();
505	<	g = f.thenRun(r);
506	<	checkCompletedNormally(g, null);
450	>	class FailingFunction extends CheckedIntegerAction
451	>	implements Function<Integer, Integer>
452	>	{
453	>	FailingFunction(ExecutionMode m) { super(m); }
454	>	public Integer apply(Integer x) {
455	>	invoked();
456	>	value = x;
457	>	throw new CFException();
458	>	}
459		}
460
461	<	/**
462	<	* thenRun result completes exceptionally after exceptional
463	<	* completion of source
464	<	*/
465	<	public void testThenRun2() {
466	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
467	<	Noop r = new Noop();
468	<	CompletableFuture<Void> g = f.thenRun(r);
469	<	f.completeExceptionally(new CFException());
518	<	checkCompletedWithWrappedCFException(g);
461	>	class FailingBiFunction extends CheckedIntegerAction
462	>	implements BiFunction<Integer, Integer, Integer>
463	>	{
464	>	FailingBiFunction(ExecutionMode m) { super(m); }
465	>	public Integer apply(Integer x, Integer y) {
466	>	invoked();
467	>	value = subtract(x, y);
468	>	throw new CFException();
469	>	}
470		}
471
472	<	/**
473	<	* thenRun result completes exceptionally if action does
474	<	*/
475	<	public void testThenRun3() {
476	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
477	<	FailingNoop r = new FailingNoop();
527	<	CompletableFuture<Void> g = f.thenRun(r);
528	<	f.complete(null);
529	<	checkCompletedWithWrappedCFException(g);
472	>	class FailingRunnable extends CheckedAction implements Runnable {
473	>	FailingRunnable(ExecutionMode m) { super(m); }
474	>	public void run() {
475	>	invoked();
476	>	throw new CFException();
477	>	}
478		}
479
532	–	/**
533	–	* thenRun result completes exceptionally if source cancelled
534	–	*/
535	–	public void testThenRun4() {
536	–	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
537	–	Noop r = new Noop();
538	–	CompletableFuture<Void> g = f.thenRun(r);
539	–	assertTrue(f.cancel(true));
540	–	checkCompletedWithWrappedCancellationException(g);
541	–	}
480
481	<	/**
482	<	* thenApply result completes normally after normal completion of source
483	<	*/
484	<	public void testThenApply() {
485	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
486	<	CompletableFuture<Integer> g = f.thenApply(inc);
487	<	f.complete(one);
488	<	checkCompletedNormally(g, two);
481	>	class CompletableFutureInc extends CheckedIntegerAction
482	>	implements Function<Integer, CompletableFuture<Integer>>
483	>	{
484	>	CompletableFutureInc(ExecutionMode m) { super(m); }
485	>	public CompletableFuture<Integer> apply(Integer x) {
486	>	invoked();
487	>	value = x;
488	>	CompletableFuture<Integer> f = new CompletableFuture<>();
489	>	f.complete(inc(x));
490	>	return f;
491	>	}
492		}
493
494	<	/**
495	<	* thenApply result completes exceptionally after exceptional
496	<	* completion of source
497	<	*/
498	<	public void testThenApply2() {
499	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
500	<	CompletableFuture<Integer> g = f.thenApply(inc);
501	<	f.completeExceptionally(new CFException());
502	<	checkCompletedWithWrappedCFException(g);
494	>	class FailingCompletableFutureFunction extends CheckedIntegerAction
495	>	implements Function<Integer, CompletableFuture<Integer>>
496	>	{
497	>	FailingCompletableFutureFunction(ExecutionMode m) { super(m); }
498	>	public CompletableFuture<Integer> apply(Integer x) {
499	>	invoked();
500	>	value = x;
501	>	throw new CFException();
502	>	}
503		}
504
505	<	/**
506	<	* thenApply result completes exceptionally if action does
507	<	*/
508	<	public void testThenApply3() {
509	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
510	<	CompletableFuture<Integer> g = f.thenApply(new FailingFunction());
511	<	f.complete(one);
571	<	checkCompletedWithWrappedCFException(g);
572	<	}
505	>	// Used for explicit executor tests
506	>	static final class ThreadExecutor implements Executor {
507	>	final AtomicInteger count = new AtomicInteger(0);
508	>	static final ThreadGroup tg = new ThreadGroup("ThreadExecutor");
509	>	static boolean startedCurrentThread() {
510	>	return Thread.currentThread().getThreadGroup() == tg;
511	>	}
512
513	<	/**
514	<	* thenApply result completes exceptionally if source cancelled
515	<	*/
516	<	public void testThenApply4() {
578	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
579	<	CompletableFuture<Integer> g = f.thenApply(inc);
580	<	assertTrue(f.cancel(true));
581	<	checkCompletedWithWrappedCancellationException(g);
513	>	public void execute(Runnable r) {
514	>	count.getAndIncrement();
515	>	new Thread(tg, r).start();
516	>	}
517		}
518
519		/**
520	<	* thenAccept result completes normally after normal completion of source
520	>	* Permits the testing of parallel code for the 3 different
521	>	* execution modes without copy/pasting all the test methods.
522		*/
523	<	public void testThenAccept() {
524	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
525	<	IncAction r = new IncAction();
526	<	CompletableFuture<Void> g = f.thenAccept(r);
527	<	f.complete(one);
528	<	checkCompletedNormally(g, null);
529	<	assertEquals(r.value, 2);
530	<	}
523	>	enum ExecutionMode {
524	>	DEFAULT {
525	>	public void checkExecutionMode() {
526	>	assertFalse(ThreadExecutor.startedCurrentThread());
527	>	assertNull(ForkJoinTask.getPool());
528	>	}
529	>	public CompletableFuture<Void> runAsync(Runnable a) {
530	>	throw new UnsupportedOperationException();
531	>	}
532	>	public <U> CompletableFuture<U> supplyAsync(Supplier<U> a) {
533	>	throw new UnsupportedOperationException();
534	>	}
535	>	public <T> CompletableFuture<Void> thenRun
536	>	(CompletableFuture<T> f, Runnable a) {
537	>	return f.thenRun(a);
538	>	}
539	>	public <T> CompletableFuture<Void> thenAccept
540	>	(CompletableFuture<T> f, Consumer<? super T> a) {
541	>	return f.thenAccept(a);
542	>	}
543	>	public <T,U> CompletableFuture<U> thenApply
544	>	(CompletableFuture<T> f, Function<? super T,U> a) {
545	>	return f.thenApply(a);
546	>	}
547	>	public <T,U> CompletableFuture<U> thenCompose
548	>	(CompletableFuture<T> f,
549	>	Function<? super T,? extends CompletionStage<U>> a) {
550	>	return f.thenCompose(a);
551	>	}
552	>	public <T,U> CompletableFuture<U> handle
553	>	(CompletableFuture<T> f,
554	>	BiFunction<? super T,Throwable,? extends U> a) {
555	>	return f.handle(a);
556	>	}
557	>	public <T> CompletableFuture<T> whenComplete
558	>	(CompletableFuture<T> f,
559	>	BiConsumer<? super T,? super Throwable> a) {
560	>	return f.whenComplete(a);
561	>	}
562	>	public <T,U> CompletableFuture<Void> runAfterBoth
563	>	(CompletableFuture<T> f, CompletableFuture<U> g, Runnable a) {
564	>	return f.runAfterBoth(g, a);
565	>	}
566	>	public <T,U> CompletableFuture<Void> thenAcceptBoth
567	>	(CompletableFuture<T> f,
568	>	CompletionStage<? extends U> g,
569	>	BiConsumer<? super T,? super U> a) {
570	>	return f.thenAcceptBoth(g, a);
571	>	}
572	>	public <T,U,V> CompletableFuture<V> thenCombine
573	>	(CompletableFuture<T> f,
574	>	CompletionStage<? extends U> g,
575	>	BiFunction<? super T,? super U,? extends V> a) {
576	>	return f.thenCombine(g, a);
577	>	}
578	>	public <T> CompletableFuture<Void> runAfterEither
579	>	(CompletableFuture<T> f,
580	>	CompletionStage<?> g,
581	>	java.lang.Runnable a) {
582	>	return f.runAfterEither(g, a);
583	>	}
584	>	public <T> CompletableFuture<Void> acceptEither
585	>	(CompletableFuture<T> f,
586	>	CompletionStage<? extends T> g,
587	>	Consumer<? super T> a) {
588	>	return f.acceptEither(g, a);
589	>	}
590	>	public <T,U> CompletableFuture<U> applyToEither
591	>	(CompletableFuture<T> f,
592	>	CompletionStage<? extends T> g,
593	>	Function<? super T,U> a) {
594	>	return f.applyToEither(g, a);
595	>	}
596	>	},
597
598	<	/**
599	<	* thenAccept result completes exceptionally after exceptional
600	<	* completion of source
601	<	*/
602	<	public void testThenAccept2() {
603	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
604	<	IncAction r = new IncAction();
605	<	CompletableFuture<Void> g = f.thenAccept(r);
606	<	f.completeExceptionally(new CFException());
607	<	checkCompletedWithWrappedCFException(g);
608	<	}
598	>	ASYNC {
599	>	public void checkExecutionMode() {
600	>	assertSame(ForkJoinPool.commonPool(),
601	>	ForkJoinTask.getPool());
602	>	}
603	>	public CompletableFuture<Void> runAsync(Runnable a) {
604	>	return CompletableFuture.runAsync(a);
605	>	}
606	>	public <U> CompletableFuture<U> supplyAsync(Supplier<U> a) {
607	>	return CompletableFuture.supplyAsync(a);
608	>	}
609	>	public <T> CompletableFuture<Void> thenRun
610	>	(CompletableFuture<T> f, Runnable a) {
611	>	return f.thenRunAsync(a);
612	>	}
613	>	public <T> CompletableFuture<Void> thenAccept
614	>	(CompletableFuture<T> f, Consumer<? super T> a) {
615	>	return f.thenAcceptAsync(a);
616	>	}
617	>	public <T,U> CompletableFuture<U> thenApply
618	>	(CompletableFuture<T> f, Function<? super T,U> a) {
619	>	return f.thenApplyAsync(a);
620	>	}
621	>	public <T,U> CompletableFuture<U> thenCompose
622	>	(CompletableFuture<T> f,
623	>	Function<? super T,? extends CompletionStage<U>> a) {
624	>	return f.thenComposeAsync(a);
625	>	}
626	>	public <T,U> CompletableFuture<U> handle
627	>	(CompletableFuture<T> f,
628	>	BiFunction<? super T,Throwable,? extends U> a) {
629	>	return f.handleAsync(a);
630	>	}
631	>	public <T> CompletableFuture<T> whenComplete
632	>	(CompletableFuture<T> f,
633	>	BiConsumer<? super T,? super Throwable> a) {
634	>	return f.whenCompleteAsync(a);
635	>	}
636	>	public <T,U> CompletableFuture<Void> runAfterBoth
637	>	(CompletableFuture<T> f, CompletableFuture<U> g, Runnable a) {
638	>	return f.runAfterBothAsync(g, a);
639	>	}
640	>	public <T,U> CompletableFuture<Void> thenAcceptBoth
641	>	(CompletableFuture<T> f,
642	>	CompletionStage<? extends U> g,
643	>	BiConsumer<? super T,? super U> a) {
644	>	return f.thenAcceptBothAsync(g, a);
645	>	}
646	>	public <T,U,V> CompletableFuture<V> thenCombine
647	>	(CompletableFuture<T> f,
648	>	CompletionStage<? extends U> g,
649	>	BiFunction<? super T,? super U,? extends V> a) {
650	>	return f.thenCombineAsync(g, a);
651	>	}
652	>	public <T> CompletableFuture<Void> runAfterEither
653	>	(CompletableFuture<T> f,
654	>	CompletionStage<?> g,
655	>	java.lang.Runnable a) {
656	>	return f.runAfterEitherAsync(g, a);
657	>	}
658	>	public <T> CompletableFuture<Void> acceptEither
659	>	(CompletableFuture<T> f,
660	>	CompletionStage<? extends T> g,
661	>	Consumer<? super T> a) {
662	>	return f.acceptEitherAsync(g, a);
663	>	}
664	>	public <T,U> CompletableFuture<U> applyToEither
665	>	(CompletableFuture<T> f,
666	>	CompletionStage<? extends T> g,
667	>	Function<? super T,U> a) {
668	>	return f.applyToEitherAsync(g, a);
669	>	}
670	>	},
671
672	<	/**
673	<	* thenAccept result completes exceptionally if action does
674	<	*/
675	<	public void testThenAccept3() {
676	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
677	<	FailingConsumer r = new FailingConsumer();
678	<	CompletableFuture<Void> g = f.thenAccept(r);
679	<	f.complete(one);
680	<	checkCompletedWithWrappedCFException(g);
681	<	assertTrue(r.ran);
682	<	}
672	>	EXECUTOR {
673	>	public void checkExecutionMode() {
674	>	assertTrue(ThreadExecutor.startedCurrentThread());
675	>	}
676	>	public CompletableFuture<Void> runAsync(Runnable a) {
677	>	return CompletableFuture.runAsync(a, new ThreadExecutor());
678	>	}
679	>	public <U> CompletableFuture<U> supplyAsync(Supplier<U> a) {
680	>	return CompletableFuture.supplyAsync(a, new ThreadExecutor());
681	>	}
682	>	public <T> CompletableFuture<Void> thenRun
683	>	(CompletableFuture<T> f, Runnable a) {
684	>	return f.thenRunAsync(a, new ThreadExecutor());
685	>	}
686	>	public <T> CompletableFuture<Void> thenAccept
687	>	(CompletableFuture<T> f, Consumer<? super T> a) {
688	>	return f.thenAcceptAsync(a, new ThreadExecutor());
689	>	}
690	>	public <T,U> CompletableFuture<U> thenApply
691	>	(CompletableFuture<T> f, Function<? super T,U> a) {
692	>	return f.thenApplyAsync(a, new ThreadExecutor());
693	>	}
694	>	public <T,U> CompletableFuture<U> thenCompose
695	>	(CompletableFuture<T> f,
696	>	Function<? super T,? extends CompletionStage<U>> a) {
697	>	return f.thenComposeAsync(a, new ThreadExecutor());
698	>	}
699	>	public <T,U> CompletableFuture<U> handle
700	>	(CompletableFuture<T> f,
701	>	BiFunction<? super T,Throwable,? extends U> a) {
702	>	return f.handleAsync(a, new ThreadExecutor());
703	>	}
704	>	public <T> CompletableFuture<T> whenComplete
705	>	(CompletableFuture<T> f,
706	>	BiConsumer<? super T,? super Throwable> a) {
707	>	return f.whenCompleteAsync(a, new ThreadExecutor());
708	>	}
709	>	public <T,U> CompletableFuture<Void> runAfterBoth
710	>	(CompletableFuture<T> f, CompletableFuture<U> g, Runnable a) {
711	>	return f.runAfterBothAsync(g, a, new ThreadExecutor());
712	>	}
713	>	public <T,U> CompletableFuture<Void> thenAcceptBoth
714	>	(CompletableFuture<T> f,
715	>	CompletionStage<? extends U> g,
716	>	BiConsumer<? super T,? super U> a) {
717	>	return f.thenAcceptBothAsync(g, a, new ThreadExecutor());
718	>	}
719	>	public <T,U,V> CompletableFuture<V> thenCombine
720	>	(CompletableFuture<T> f,
721	>	CompletionStage<? extends U> g,
722	>	BiFunction<? super T,? super U,? extends V> a) {
723	>	return f.thenCombineAsync(g, a, new ThreadExecutor());
724	>	}
725	>	public <T> CompletableFuture<Void> runAfterEither
726	>	(CompletableFuture<T> f,
727	>	CompletionStage<?> g,
728	>	java.lang.Runnable a) {
729	>	return f.runAfterEitherAsync(g, a, new ThreadExecutor());
730	>	}
731	>	public <T> CompletableFuture<Void> acceptEither
732	>	(CompletableFuture<T> f,
733	>	CompletionStage<? extends T> g,
734	>	Consumer<? super T> a) {
735	>	return f.acceptEitherAsync(g, a, new ThreadExecutor());
736	>	}
737	>	public <T,U> CompletableFuture<U> applyToEither
738	>	(CompletableFuture<T> f,
739	>	CompletionStage<? extends T> g,
740	>	Function<? super T,U> a) {
741	>	return f.applyToEitherAsync(g, a, new ThreadExecutor());
742	>	}
743	>	};
744
745	<	/**
746	<	* thenAccept result completes exceptionally if source cancelled
747	<	*/
748	<	public void testThenAccept4() {
749	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
750	<	IncAction r = new IncAction();
751	<	CompletableFuture<Void> g = f.thenAccept(r);
752	<	assertTrue(f.cancel(true));
753	<	checkCompletedWithWrappedCancellationException(g);
754	<	}
745	>	public abstract void checkExecutionMode();
746	>	public abstract CompletableFuture<Void> runAsync(Runnable a);
747	>	public abstract <U> CompletableFuture<U> supplyAsync(Supplier<U> a);
748	>	public abstract <T> CompletableFuture<Void> thenRun
749	>	(CompletableFuture<T> f, Runnable a);
750	>	public abstract <T> CompletableFuture<Void> thenAccept
751	>	(CompletableFuture<T> f, Consumer<? super T> a);
752	>	public abstract <T,U> CompletableFuture<U> thenApply
753	>	(CompletableFuture<T> f, Function<? super T,U> a);
754	>	public abstract <T,U> CompletableFuture<U> thenCompose
755	>	(CompletableFuture<T> f,
756	>	Function<? super T,? extends CompletionStage<U>> a);
757	>	public abstract <T,U> CompletableFuture<U> handle
758	>	(CompletableFuture<T> f,
759	>	BiFunction<? super T,Throwable,? extends U> a);
760	>	public abstract <T> CompletableFuture<T> whenComplete
761	>	(CompletableFuture<T> f,
762	>	BiConsumer<? super T,? super Throwable> a);
763	>	public abstract <T,U> CompletableFuture<Void> runAfterBoth
764	>	(CompletableFuture<T> f, CompletableFuture<U> g, Runnable a);
765	>	public abstract <T,U> CompletableFuture<Void> thenAcceptBoth
766	>	(CompletableFuture<T> f,
767	>	CompletionStage<? extends U> g,
768	>	BiConsumer<? super T,? super U> a);
769	>	public abstract <T,U,V> CompletableFuture<V> thenCombine
770	>	(CompletableFuture<T> f,
771	>	CompletionStage<? extends U> g,
772	>	BiFunction<? super T,? super U,? extends V> a);
773	>	public abstract <T> CompletableFuture<Void> runAfterEither
774	>	(CompletableFuture<T> f,
775	>	CompletionStage<?> g,
776	>	java.lang.Runnable a);
777	>	public abstract <T> CompletableFuture<Void> acceptEither
778	>	(CompletableFuture<T> f,
779	>	CompletionStage<? extends T> g,
780	>	Consumer<? super T> a);
781	>	public abstract <T,U> CompletableFuture<U> applyToEither
782	>	(CompletableFuture<T> f,
783	>	CompletionStage<? extends T> g,
784	>	Function<? super T,U> a);
785	>	}
786	>
787	>	/**
788	>	* exceptionally action is not invoked when source completes
789	>	* normally, and source result is propagated
790	>	*/
791	>	public void testExceptionally_normalCompletion() {
792	>	for (boolean createIncomplete : new boolean[] { true, false })
793	>	for (Integer v1 : new Integer[] { 1, null })
794	>	{
795	>	final AtomicInteger a = new AtomicInteger(0);
796	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
797	>	if (!createIncomplete) f.complete(v1);
798	>	final CompletableFuture<Integer> g = f.exceptionally
799	>	((Throwable t) -> {
800	>	// Should not be called
801	>	a.getAndIncrement();
802	>	throw new AssertionError();
803	>	});
804	>	if (createIncomplete) f.complete(v1);
805	>
806	>	checkCompletedNormally(g, v1);
807	>	checkCompletedNormally(f, v1);
808	>	assertEquals(0, a.get());
809	>	}}
810
811
812		/**
813	<	* thenCombine result completes normally after normal completion
814	<	* of sources
813	>	* exceptionally action completes with function value on source
814	>	* exception
815		*/
816	<	public void testThenCombine() {
817	<	CompletableFuture<Integer> f, g, h;
818	<
819	<	f = new CompletableFuture<Integer>();
820	<	g = new CompletableFuture<Integer>();
821	<	h = f.thenCombine(g, subtract);
822	<	f.complete(3);
823	<	checkIncomplete(h);
824	<	g.complete(1);
825	<	checkCompletedNormally(h, 2);
826	<
827	<	f = new CompletableFuture<Integer>();
828	<	g = new CompletableFuture<Integer>();
829	<	h = f.thenCombine(g, subtract);
830	<	g.complete(1);
831	<	checkIncomplete(h);
832	<	f.complete(3);
833	<	checkCompletedNormally(h, 2);
834	<
835	<	f = new CompletableFuture<Integer>();
836	<	g = new CompletableFuture<Integer>();
837	<	g.complete(1);
838	<	f.complete(3);
839	<	h = f.thenCombine(g, subtract);
840	<	checkCompletedNormally(h, 2);
841	<	}
816	>	public void testExceptionally_exceptionalCompletion() {
817	>	for (boolean createIncomplete : new boolean[] { true, false })
818	>	for (Integer v1 : new Integer[] { 1, null })
819	>	{
820	>	final AtomicInteger a = new AtomicInteger(0);
821	>	final CFException ex = new CFException();
822	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
823	>	if (!createIncomplete) f.completeExceptionally(ex);
824	>	final CompletableFuture<Integer> g = f.exceptionally
825	>	((Throwable t) -> {
826	>	ExecutionMode.DEFAULT.checkExecutionMode();
827	>	threadAssertSame(t, ex);
828	>	a.getAndIncrement();
829	>	return v1;
830	>	});
831	>	if (createIncomplete) f.completeExceptionally(ex);
832	>
833	>	checkCompletedNormally(g, v1);
834	>	assertEquals(1, a.get());
835	>	}}
836	>
837	>	public void testExceptionally_exceptionalCompletionActionFailed() {
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 CFException ex1 = new CFException();
843	>	final CFException ex2 = new CFException();
844	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
845	>	if (!createIncomplete) f.completeExceptionally(ex1);
846	>	final CompletableFuture<Integer> g = f.exceptionally
847	>	((Throwable t) -> {
848	>	ExecutionMode.DEFAULT.checkExecutionMode();
849	>	threadAssertSame(t, ex1);
850	>	a.getAndIncrement();
851	>	throw ex2;
852	>	});
853	>	if (createIncomplete) f.completeExceptionally(ex1);
854	>
855	>	checkCompletedWithWrappedCFException(g, ex2);
856	>	assertEquals(1, a.get());
857	>	}}
858	>
859	>	/**
860	>	* handle action completes normally with function value on normal
861	>	* completion of source
862	>	*/
863	>	public void testHandle_normalCompletion() {
864	>	for (ExecutionMode m : ExecutionMode.values())
865	>	for (boolean createIncomplete : new boolean[] { true, false })
866	>	for (Integer v1 : new Integer[] { 1, null })
867	>	{
868	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
869	>	final AtomicInteger a = new AtomicInteger(0);
870	>	if (!createIncomplete) f.complete(v1);
871	>	final CompletableFuture<Integer> g = m.handle
872	>	(f,
873	>	(Integer x, Throwable t) -> {
874	>	m.checkExecutionMode();
875	>	threadAssertSame(x, v1);
876	>	threadAssertNull(t);
877	>	a.getAndIncrement();
878	>	return inc(v1);
879	>	});
880	>	if (createIncomplete) f.complete(v1);
881	>
882	>	checkCompletedNormally(g, inc(v1));
883	>	checkCompletedNormally(f, v1);
884	>	assertEquals(1, a.get());
885	>	}}
886
887		/**
888	<	* thenCombine result completes exceptionally after exceptional
889	<	* completion of either source
888	>	* handle action completes normally with function value on
889	>	* exceptional completion of source
890		*/
891	<	public void testThenCombine2() {
892	<	CompletableFuture<Integer> f, g, h;
893	<
894	<	f = new CompletableFuture<Integer>();
895	<	g = new CompletableFuture<Integer>();
896	<	h = f.thenCombine(g, subtract);
897	<	f.completeExceptionally(new CFException());
898	<	checkIncomplete(h);
899	<	g.complete(1);
900	<	checkCompletedWithWrappedCFException(h);
901	<
902	<	f = new CompletableFuture<Integer>();
903	<	g = new CompletableFuture<Integer>();
904	<	h = f.thenCombine(g, subtract);
905	<	g.completeExceptionally(new CFException());
906	<	checkIncomplete(h);
907	<	f.complete(3);
908	<	checkCompletedWithWrappedCFException(h);
891	>	public void testHandle_exceptionalCompletion() {
892	>	for (ExecutionMode m : ExecutionMode.values())
893	>	for (boolean createIncomplete : new boolean[] { true, false })
894	>	for (Integer v1 : new Integer[] { 1, null })
895	>	{
896	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
897	>	final AtomicInteger a = new AtomicInteger(0);
898	>	final CFException ex = new CFException();
899	>	if (!createIncomplete) f.completeExceptionally(ex);
900	>	final CompletableFuture<Integer> g = m.handle
901	>	(f,
902	>	(Integer x, Throwable t) -> {
903	>	m.checkExecutionMode();
904	>	threadAssertNull(x);
905	>	threadAssertSame(t, ex);
906	>	a.getAndIncrement();
907	>	return v1;
908	>	});
909	>	if (createIncomplete) f.completeExceptionally(ex);
910	>
911	>	checkCompletedNormally(g, v1);
912	>	checkCompletedWithWrappedCFException(f, ex);
913	>	assertEquals(1, a.get());
914	>	}}
915	>
916	>	/**
917	>	* handle action completes normally with function value on
918	>	* cancelled source
919	>	*/
920	>	public void testHandle_sourceCancelled() {
921	>	for (ExecutionMode m : ExecutionMode.values())
922	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
923	>	for (boolean createIncomplete : new boolean[] { true, false })
924	>	for (Integer v1 : new Integer[] { 1, null })
925	>	{
926	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
927	>	final AtomicInteger a = new AtomicInteger(0);
928	>	if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
929	>	final CompletableFuture<Integer> g = m.handle
930	>	(f,
931	>	(Integer x, Throwable t) -> {
932	>	m.checkExecutionMode();
933	>	threadAssertNull(x);
934	>	threadAssertTrue(t instanceof CancellationException);
935	>	a.getAndIncrement();
936	>	return v1;
937	>	});
938	>	if (createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
939
940	<	f = new CompletableFuture<Integer>();
941	<	g = new CompletableFuture<Integer>();
942	<	f.complete(3);
943	<	g.completeExceptionally(new CFException());
690	<	h = f.thenCombine(g, subtract);
691	<	checkCompletedWithWrappedCFException(h);
692	<
693	<	f = new CompletableFuture<Integer>();
694	<	g = new CompletableFuture<Integer>();
695	<	f.completeExceptionally(new CFException());
696	<	g.complete(3);
697	<	h = f.thenCombine(g, subtract);
698	<	checkCompletedWithWrappedCFException(h);
699	<	}
940	>	checkCompletedNormally(g, v1);
941	>	checkCancelled(f);
942	>	assertEquals(1, a.get());
943	>	}}
944
945		/**
946	<	* thenCombine result completes exceptionally if action does
946	>	* handle result completes exceptionally if action does
947		*/
948	<	public void testThenCombine3() {
949	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
950	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
951	<	FailingBiFunction r = new FailingBiFunction();
952	<	CompletableFuture<Integer> g = f.thenCombine(f2, r);
953	<	f.complete(one);
954	<	checkIncomplete(g);
955	<	assertFalse(r.ran);
956	<	f2.complete(two);
957	<	checkCompletedWithWrappedCFException(g);
958	<	assertTrue(r.ran);
959	<	}
948	>	public void testHandle_sourceFailedActionFailed() {
949	>	for (ExecutionMode m : ExecutionMode.values())
950	>	for (boolean createIncomplete : new boolean[] { true, false })
951	>	{
952	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
953	>	final AtomicInteger a = new AtomicInteger(0);
954	>	final CFException ex1 = new CFException();
955	>	final CFException ex2 = new CFException();
956	>	if (!createIncomplete) f.completeExceptionally(ex1);
957	>	final CompletableFuture<Integer> g = m.handle
958	>	(f,
959	>	(Integer x, Throwable t) -> {
960	>	m.checkExecutionMode();
961	>	threadAssertNull(x);
962	>	threadAssertSame(ex1, t);
963	>	a.getAndIncrement();
964	>	throw ex2;
965	>	});
966	>	if (createIncomplete) f.completeExceptionally(ex1);
967	>
968	>	checkCompletedWithWrappedCFException(g, ex2);
969	>	checkCompletedWithWrappedCFException(f, ex1);
970	>	assertEquals(1, a.get());
971	>	}}
972	>
973	>	public void testHandle_sourceCompletedNormallyActionFailed() {
974	>	for (ExecutionMode m : ExecutionMode.values())
975	>	for (boolean createIncomplete : new boolean[] { true, false })
976	>	for (Integer v1 : new Integer[] { 1, null })
977	>	{
978	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
979	>	final AtomicInteger a = new AtomicInteger(0);
980	>	final CFException ex = new CFException();
981	>	if (!createIncomplete) f.complete(v1);
982	>	final CompletableFuture<Integer> g = m.handle
983	>	(f,
984	>	(Integer x, Throwable t) -> {
985	>	m.checkExecutionMode();
986	>	threadAssertSame(x, v1);
987	>	threadAssertNull(t);
988	>	a.getAndIncrement();
989	>	throw ex;
990	>	});
991	>	if (createIncomplete) f.complete(v1);
992	>
993	>	checkCompletedWithWrappedCFException(g, ex);
994	>	checkCompletedNormally(f, v1);
995	>	assertEquals(1, a.get());
996	>	}}
997
998		/**
999	<	* thenCombine result completes exceptionally if either source cancelled
999	>	* runAsync completes after running Runnable
1000		*/
1001	<	public void testThenCombine4() {
1002	<	CompletableFuture<Integer> f, g, h;
1003	<
1004	<	f = new CompletableFuture<Integer>();
1005	<	g = new CompletableFuture<Integer>();
1006	<	h = f.thenCombine(g, subtract);
1007	<	assertTrue(f.cancel(true));
1008	<	checkIncomplete(h);
1009	<	g.complete(1);
1010	<	checkCompletedWithWrappedCancellationException(h);
1011	<
1012	<	f = new CompletableFuture<Integer>();
1013	<	g = new CompletableFuture<Integer>();
733	<	h = f.thenCombine(g, subtract);
734	<	assertTrue(g.cancel(true));
735	<	checkIncomplete(h);
736	<	f.complete(3);
737	<	checkCompletedWithWrappedCancellationException(h);
738	<
739	<	f = new CompletableFuture<Integer>();
740	<	g = new CompletableFuture<Integer>();
741	<	assertTrue(f.cancel(true));
742	<	assertTrue(g.cancel(true));
743	<	h = f.thenCombine(g, subtract);
744	<	checkCompletedWithWrappedCancellationException(h);
745	<	}
1001	>	public void testRunAsync_normalCompletion() {
1002	>	ExecutionMode[] executionModes = {
1003	>	ExecutionMode.ASYNC,
1004	>	ExecutionMode.EXECUTOR,
1005	>	};
1006	>	for (ExecutionMode m : executionModes)
1007	>	{
1008	>	final Noop r = new Noop(m);
1009	>	final CompletableFuture<Void> f = m.runAsync(r);
1010	>	assertNull(f.join());
1011	>	checkCompletedNormally(f, null);
1012	>	r.assertInvoked();
1013	>	}}
1014
1015		/**
1016	<	* thenAcceptBoth result completes normally after normal
749	<	* completion of sources
1016	>	* failing runAsync completes exceptionally after running Runnable
1017		*/
1018	<	public void testThenAcceptBoth() {
1019	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1020	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1021	<	AddAction r = new AddAction();
1022	<	CompletableFuture<Void> g = f.thenAcceptBoth(f2, r);
1023	<	f.complete(one);
1024	<	checkIncomplete(g);
1025	<	f2.complete(two);
1026	<	checkCompletedNormally(g, null);
1027	<	assertEquals(r.value, 3);
1028	<
1029	<	r = new AddAction();
763	<	f = new CompletableFuture<Integer>();
764	<	f.complete(one);
765	<	f2 = new CompletableFuture<Integer>();
766	<	g = f.thenAcceptBoth(f2, r);
767	<	checkIncomplete(g);
768	<	f2.complete(two);
769	<	checkCompletedNormally(g, null);
770	<	assertEquals(r.value, 3);
771	<	}
1018	>	public void testRunAsync_exceptionalCompletion() {
1019	>	ExecutionMode[] executionModes = {
1020	>	ExecutionMode.ASYNC,
1021	>	ExecutionMode.EXECUTOR,
1022	>	};
1023	>	for (ExecutionMode m : executionModes)
1024	>	{
1025	>	final FailingRunnable r = new FailingRunnable(m);
1026	>	final CompletableFuture<Void> f = m.runAsync(r);
1027	>	checkCompletedWithWrappedCFException(f);
1028	>	r.assertInvoked();
1029	>	}}
1030
1031		/**
1032	<	* thenAcceptBoth result completes exceptionally after exceptional
775	<	* completion of either source
1032	>	* supplyAsync completes with result of supplier
1033		*/
1034	<	public void testThenAcceptBoth2() {
1035	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1036	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1037	<	AddAction r = new AddAction();
1038	<	CompletableFuture<Void> g = f.thenAcceptBoth(f2, r);
1039	<	f.completeExceptionally(new CFException());
1040	<	f2.complete(two);
1041	<	checkCompletedWithWrappedCFException(g);
1042	<
1043	<	r = new AddAction();
1044	<	f = new CompletableFuture<Integer>();
1045	<	f.complete(one);
1046	<	f2 = new CompletableFuture<Integer>();
1047	<	g = f.thenAcceptBoth(f2, r);
791	<	f2.completeExceptionally(new CFException());
792	<	checkCompletedWithWrappedCFException(g);
793	<	}
1034	>	public void testSupplyAsync_normalCompletion() {
1035	>	ExecutionMode[] executionModes = {
1036	>	ExecutionMode.ASYNC,
1037	>	ExecutionMode.EXECUTOR,
1038	>	};
1039	>	for (ExecutionMode m : executionModes)
1040	>	for (Integer v1 : new Integer[] { 1, null })
1041	>	{
1042	>	final IntegerSupplier r = new IntegerSupplier(m, v1);
1043	>	final CompletableFuture<Integer> f = m.supplyAsync(r);
1044	>	assertSame(v1, f.join());
1045	>	checkCompletedNormally(f, v1);
1046	>	r.assertInvoked();
1047	>	}}
1048
1049		/**
1050	<	* thenAcceptBoth result completes exceptionally if action does
1050	>	* Failing supplyAsync completes exceptionally
1051		*/
1052	<	public void testThenAcceptBoth3() {
1053	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1054	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1055	<	FailingBiConsumer r = new FailingBiConsumer();
1056	<	CompletableFuture<Void> g = f.thenAcceptBoth(f2, r);
1057	<	f.complete(one);
1058	<	checkIncomplete(g);
1059	<	f2.complete(two);
1060	<	checkCompletedWithWrappedCFException(g);
1061	<	}
1052	>	public void testSupplyAsync_exceptionalCompletion() {
1053	>	ExecutionMode[] executionModes = {
1054	>	ExecutionMode.ASYNC,
1055	>	ExecutionMode.EXECUTOR,
1056	>	};
1057	>	for (ExecutionMode m : executionModes)
1058	>	{
1059	>	FailingSupplier r = new FailingSupplier(m);
1060	>	CompletableFuture<Integer> f = m.supplyAsync(r);
1061	>	checkCompletedWithWrappedCFException(f);
1062	>	r.assertInvoked();
1063	>	}}
1064
1065	<	/**
810	<	* thenAcceptBoth result completes exceptionally if either source cancelled
811	<	*/
812	<	public void testThenAcceptBoth4() {
813	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
814	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
815	<	AddAction r = new AddAction();
816	<	CompletableFuture<Void> g = f.thenAcceptBoth(f2, r);
817	<	assertTrue(f.cancel(true));
818	<	f2.complete(two);
819	<	checkCompletedWithWrappedCancellationException(g);
820	<	f = new CompletableFuture<Integer>();
821	<	f2 = new CompletableFuture<Integer>();
822	<	r = new AddAction();
823	<	g = f.thenAcceptBoth(f2, r);
824	<	f.complete(one);
825	<	assertTrue(f2.cancel(true));
826	<	checkCompletedWithWrappedCancellationException(g);
827	<	}
1065	>	// seq completion methods
1066
1067		/**
1068	<	* runAfterBoth result completes normally after normal
831	<	* completion of sources
1068	>	* thenRun result completes normally after normal completion of source
1069		*/
1070	<	public void testRunAfterBoth() {
1071	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1072	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1073	<	Noop r = new Noop();
1074	<	CompletableFuture<Void> g = f.runAfterBoth(f2, r);
1075	<	f.complete(one);
1076	<	checkIncomplete(g);
1077	<	f2.complete(two);
1078	<	checkCompletedNormally(g, null);
1079	<	assertTrue(r.ran);
1070	>	public void testThenRun_normalCompletion() {
1071	>	for (ExecutionMode m : ExecutionMode.values())
1072	>	for (boolean createIncomplete : new boolean[] { true, false })
1073	>	for (Integer v1 : new Integer[] { 1, null })
1074	>	{
1075	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1076	>	final Noop r = new Noop(m);
1077	>	if (!createIncomplete) f.complete(v1);
1078	>	final CompletableFuture<Void> g = m.thenRun(f, r);
1079	>	if (createIncomplete) {
1080	>	checkIncomplete(g);
1081	>	f.complete(v1);
1082	>	}
1083
844	–	r = new Noop();
845	–	f = new CompletableFuture<Integer>();
846	–	f.complete(one);
847	–	f2 = new CompletableFuture<Integer>();
848	–	g = f.runAfterBoth(f2, r);
849	–	checkIncomplete(g);
850	–	f2.complete(two);
1084		checkCompletedNormally(g, null);
1085	<	assertTrue(r.ran);
1086	<	}
1085	>	checkCompletedNormally(f, v1);
1086	>	r.assertInvoked();
1087	>	}}
1088
1089		/**
1090	<	* runAfterBoth result completes exceptionally after exceptional
1091	<	* completion of either source
858	<	*/
859	<	public void testRunAfterBoth2() {
860	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
861	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
862	<	Noop r = new Noop();
863	<	CompletableFuture<Void> g = f.runAfterBoth(f2, r);
864	<	f.completeExceptionally(new CFException());
865	<	f2.complete(two);
866	<	checkCompletedWithWrappedCFException(g);
867	<
868	<	r = new Noop();
869	<	f = new CompletableFuture<Integer>();
870	<	f.complete(one);
871	<	f2 = new CompletableFuture<Integer>();
872	<	g = f.runAfterBoth(f2, r);
873	<	f2.completeExceptionally(new CFException());
874	<	checkCompletedWithWrappedCFException(g);
875	<	}
876	<
877	<	/**
878	<	* runAfterBoth result completes exceptionally if action does
879	<	*/
880	<	public void testRunAfterBoth3() {
881	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
882	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
883	<	FailingNoop r = new FailingNoop();
884	<	CompletableFuture<Void> g = f.runAfterBoth(f2, r);
885	<	f.complete(one);
886	<	checkIncomplete(g);
887	<	f2.complete(two);
888	<	checkCompletedWithWrappedCFException(g);
889	<	}
890	<
891	<	/**
892	<	* runAfterBoth result completes exceptionally if either source cancelled
893	<	*/
894	<	public void testRunAfterBoth4() {
895	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
896	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
897	<	Noop r = new Noop();
898	<	CompletableFuture<Void> g = f.runAfterBoth(f2, r);
899	<	assertTrue(f.cancel(true));
900	<	f2.complete(two);
901	<	checkCompletedWithWrappedCancellationException(g);
902	<	f = new CompletableFuture<Integer>();
903	<	f2 = new CompletableFuture<Integer>();
904	<	r = new Noop();
905	<	g = f.runAfterBoth(f2, r);
906	<	f.complete(one);
907	<	assertTrue(f2.cancel(true));
908	<	checkCompletedWithWrappedCancellationException(g);
909	<	}
910	<
911	<	/**
912	<	* applyToEither result completes normally after normal completion
913	<	* of either source
914	<	*/
915	<	public void testApplyToEither() {
916	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
917	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
918	<	CompletableFuture<Integer> g = f.applyToEither(f2, inc);
919	<	f.complete(one);
920	<	checkCompletedNormally(g, two);
921	<	f2.complete(one);
922	<	checkCompletedNormally(g, two);
923	<
924	<	f = new CompletableFuture<Integer>();
925	<	f.complete(one);
926	<	f2 = new CompletableFuture<Integer>();
927	<	g = f.applyToEither(f2, inc);
928	<	checkCompletedNormally(g, two);
929	<	}
930	<
931	<	/**
932	<	* applyToEither result completes exceptionally after exceptional
933	<	* completion of either source
1090	>	* thenRun result completes exceptionally after exceptional
1091	>	* completion of source
1092		*/
1093	<	public void testApplyToEither2() {
1094	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1095	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1096	<	CompletableFuture<Integer> g = f.applyToEither(f2, inc);
1097	<	f.completeExceptionally(new CFException());
1098	<	f2.complete(one);
1099	<	checkCompletedWithWrappedCFException(g);
1093	>	public void testThenRun_exceptionalCompletion() {
1094	>	for (ExecutionMode m : ExecutionMode.values())
1095	>	for (boolean createIncomplete : new boolean[] { true, false })
1096	>	{
1097	>	final CFException ex = new CFException();
1098	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1099	>	final Noop r = new Noop(m);
1100	>	if (!createIncomplete) f.completeExceptionally(ex);
1101	>	final CompletableFuture<Void> g = m.thenRun(f, r);
1102	>	if (createIncomplete) {
1103	>	checkIncomplete(g);
1104	>	f.completeExceptionally(ex);
1105	>	}
1106
1107	<	f = new CompletableFuture<Integer>();
1108	<	f2 = new CompletableFuture<Integer>();
1109	<	f2.completeExceptionally(new CFException());
1110	<	g = f.applyToEither(f2, inc);
947	<	checkCompletedWithWrappedCFException(g);
948	<	}
1107	>	checkCompletedWithWrappedCFException(g, ex);
1108	>	checkCompletedWithWrappedCFException(f, ex);
1109	>	r.assertNotInvoked();
1110	>	}}
1111
1112		/**
1113	<	* applyToEither result completes exceptionally if action does
1113	>	* thenRun result completes exceptionally if source cancelled
1114		*/
1115	<	public void testApplyToEither3() {
1116	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1117	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1118	<	FailingFunction r = new FailingFunction();
1119	<	CompletableFuture<Integer> g = f.applyToEither(f2, r);
1120	<	f2.complete(two);
1121	<	checkCompletedWithWrappedCFException(g);
1122	<	}
1115	>	public void testThenRun_sourceCancelled() {
1116	>	for (ExecutionMode m : ExecutionMode.values())
1117	>	for (boolean createIncomplete : new boolean[] { true, false })
1118	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1119	>	{
1120	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1121	>	final Noop r = new Noop(m);
1122	>	if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
1123	>	final CompletableFuture<Void> g = m.thenRun(f, r);
1124	>	if (createIncomplete) {
1125	>	checkIncomplete(g);
1126	>	assertTrue(f.cancel(mayInterruptIfRunning));
1127	>	}
1128
962	–	/**
963	–	* applyToEither result completes exceptionally if either source cancelled
964	–	*/
965	–	public void testApplyToEither4() {
966	–	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
967	–	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
968	–	CompletableFuture<Integer> g = f.applyToEither(f2, inc);
969	–	assertTrue(f.cancel(true));
1129		checkCompletedWithWrappedCancellationException(g);
1130	<	f = new CompletableFuture<Integer>();
1131	<	f2 = new CompletableFuture<Integer>();
1132	<	assertTrue(f2.cancel(true));
974	<	checkCompletedWithWrappedCancellationException(g);
975	<	}
976	<
977	<	/**
978	<	* acceptEither result completes normally after normal completion
979	<	* of either source
980	<	*/
981	<	public void testAcceptEither() {
982	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
983	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
984	<	IncAction r = new IncAction();
985	<	CompletableFuture<Void> g = f.acceptEither(f2, r);
986	<	f.complete(one);
987	<	checkCompletedNormally(g, null);
988	<	f2.complete(one);
989	<	checkCompletedNormally(g, null);
990	<	assertEquals(r.value, 2);
991	<
992	<	r = new IncAction();
993	<	f = new CompletableFuture<Integer>();
994	<	f.complete(one);
995	<	f2 = new CompletableFuture<Integer>();
996	<	g = f.acceptEither(f2, r);
997	<	checkCompletedNormally(g, null);
998	<	assertEquals(r.value, 2);
999	<	}
1130	>	checkCancelled(f);
1131	>	r.assertNotInvoked();
1132	>	}}
1133
1134		/**
1135	<	* acceptEither result completes exceptionally after exceptional
1003	<	* completion of either source
1135	>	* thenRun result completes exceptionally if action does
1136		*/
1137	<	public void testAcceptEither2() {
1138	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1139	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1140	<	IncAction r = new IncAction();
1141	<	CompletableFuture<Void> g = f.acceptEither(f2, r);
1142	<	f.completeExceptionally(new CFException());
1143	<	f2.complete(one);
1144	<	checkCompletedWithWrappedCFException(g);
1137	>	public void testThenRun_actionFailed() {
1138	>	for (ExecutionMode m : ExecutionMode.values())
1139	>	for (boolean createIncomplete : new boolean[] { true, false })
1140	>	for (Integer v1 : new Integer[] { 1, null })
1141	>	{
1142	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1143	>	final FailingRunnable r = new FailingRunnable(m);
1144	>	if (!createIncomplete) f.complete(v1);
1145	>	final CompletableFuture<Void> g = m.thenRun(f, r);
1146	>	if (createIncomplete) {
1147	>	checkIncomplete(g);
1148	>	f.complete(v1);
1149	>	}
1150
1014	–	r = new IncAction();
1015	–	f = new CompletableFuture<Integer>();
1016	–	f2 = new CompletableFuture<Integer>();
1017	–	f2.completeExceptionally(new CFException());
1018	–	g = f.acceptEither(f2, r);
1151		checkCompletedWithWrappedCFException(g);
1152	<	}
1153	<
1022	<	/**
1023	<	* acceptEither result completes exceptionally if action does
1024	<	*/
1025	<	public void testAcceptEither3() {
1026	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1027	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1028	<	FailingConsumer r = new FailingConsumer();
1029	<	CompletableFuture<Void> g = f.acceptEither(f2, r);
1030	<	f2.complete(two);
1031	<	checkCompletedWithWrappedCFException(g);
1032	<	}
1033	<
1034	<	/**
1035	<	* acceptEither result completes exceptionally if either source cancelled
1036	<	*/
1037	<	public void testAcceptEither4() {
1038	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1039	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1040	<	IncAction r = new IncAction();
1041	<	CompletableFuture<Void> g = f.acceptEither(f2, r);
1042	<	assertTrue(f.cancel(true));
1043	<	checkCompletedWithWrappedCancellationException(g);
1044	<	f = new CompletableFuture<Integer>();
1045	<	f2 = new CompletableFuture<Integer>();
1046	<	assertTrue(f2.cancel(true));
1047	<	checkCompletedWithWrappedCancellationException(g);
1048	<	}
1049	<
1152	>	checkCompletedNormally(f, v1);
1153	>	}}
1154
1155		/**
1156	<	* runAfterEither result completes normally after normal completion
1053	<	* of either source
1156	>	* thenApply result completes normally after normal completion of source
1157		*/
1158	<	public void testRunAfterEither() {
1159	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1160	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1161	<	Noop r = new Noop();
1162	<	CompletableFuture<Void> g = f.runAfterEither(f2, r);
1163	<	f.complete(one);
1164	<	checkCompletedNormally(g, null);
1165	<	f2.complete(one);
1166	<	checkCompletedNormally(g, null);
1167	<	assertTrue(r.ran);
1158	>	public void testThenApply_normalCompletion() {
1159	>	for (ExecutionMode m : ExecutionMode.values())
1160	>	for (boolean createIncomplete : new boolean[] { true, false })
1161	>	for (Integer v1 : new Integer[] { 1, null })
1162	>	{
1163	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1164	>	final IncFunction r = new IncFunction(m);
1165	>	if (!createIncomplete) f.complete(v1);
1166	>	final CompletableFuture<Integer> g = m.thenApply(f, r);
1167	>	if (createIncomplete) {
1168	>	checkIncomplete(g);
1169	>	f.complete(v1);
1170	>	}
1171
1172	<	r = new Noop();
1173	<	f = new CompletableFuture<Integer>();
1174	<	f.complete(one);
1175	<	f2 = new CompletableFuture<Integer>();
1070	<	g = f.runAfterEither(f2, r);
1071	<	checkCompletedNormally(g, null);
1072	<	assertTrue(r.ran);
1073	<	}
1172	>	checkCompletedNormally(g, inc(v1));
1173	>	checkCompletedNormally(f, v1);
1174	>	r.assertInvoked();
1175	>	}}
1176
1177		/**
1178	<	* runAfterEither result completes exceptionally after exceptional
1179	<	* completion of either source
1178	>	* thenApply result completes exceptionally after exceptional
1179	>	* completion of source
1180		*/
1181	<	public void testRunAfterEither2() {
1182	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1183	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1184	<	Noop r = new Noop();
1185	<	CompletableFuture<Void> g = f.runAfterEither(f2, r);
1186	<	f.completeExceptionally(new CFException());
1187	<	f2.complete(one);
1188	<	checkCompletedWithWrappedCFException(g);
1181	>	public void testThenApply_exceptionalCompletion() {
1182	>	for (ExecutionMode m : ExecutionMode.values())
1183	>	for (boolean createIncomplete : new boolean[] { true, false })
1184	>	{
1185	>	final CFException ex = new CFException();
1186	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1187	>	final IncFunction r = new IncFunction(m);
1188	>	if (!createIncomplete) f.completeExceptionally(ex);
1189	>	final CompletableFuture<Integer> g = m.thenApply(f, r);
1190	>	if (createIncomplete) {
1191	>	checkIncomplete(g);
1192	>	f.completeExceptionally(ex);
1193	>	}
1194
1195	<	r = new Noop();
1196	<	f = new CompletableFuture<Integer>();
1197	<	f2 = new CompletableFuture<Integer>();
1198	<	f2.completeExceptionally(new CFException());
1092	<	g = f.runAfterEither(f2, r);
1093	<	checkCompletedWithWrappedCFException(g);
1094	<	}
1195	>	checkCompletedWithWrappedCFException(g, ex);
1196	>	checkCompletedWithWrappedCFException(f, ex);
1197	>	r.assertNotInvoked();
1198	>	}}
1199
1200		/**
1201	<	* runAfterEither result completes exceptionally if action does
1201	>	* thenApply result completes exceptionally if source cancelled
1202		*/
1203	<	public void testRunAfterEither3() {
1204	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1205	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1206	<	FailingNoop r = new FailingNoop();
1207	<	CompletableFuture<Void> g = f.runAfterEither(f2, r);
1208	<	f2.complete(two);
1209	<	checkCompletedWithWrappedCFException(g);
1210	<	}
1203	>	public void testThenApply_sourceCancelled() {
1204	>	for (ExecutionMode m : ExecutionMode.values())
1205	>	for (boolean createIncomplete : new boolean[] { true, false })
1206	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1207	>	{
1208	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1209	>	final IncFunction r = new IncFunction(m);
1210	>	if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
1211	>	final CompletableFuture<Integer> g = m.thenApply(f, r);
1212	>	if (createIncomplete) {
1213	>	checkIncomplete(g);
1214	>	assertTrue(f.cancel(mayInterruptIfRunning));
1215	>	}
1216
1108	–	/**
1109	–	* runAfterEither result completes exceptionally if either source cancelled
1110	–	*/
1111	–	public void testRunAfterEither4() {
1112	–	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1113	–	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1114	–	Noop r = new Noop();
1115	–	CompletableFuture<Void> g = f.runAfterEither(f2, r);
1116	–	assertTrue(f.cancel(true));
1217		checkCompletedWithWrappedCancellationException(g);
1218	<	f = new CompletableFuture<Integer>();
1219	<	f2 = new CompletableFuture<Integer>();
1220	<	assertTrue(f2.cancel(true));
1121	<	checkCompletedWithWrappedCancellationException(g);
1122	<	}
1123	<
1124	<	/**
1125	<	* thenCompose result completes normally after normal completion of source
1126	<	*/
1127	<	public void testThenCompose() {
1128	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1129	<	CompletableFutureInc r = new CompletableFutureInc();
1130	<	CompletableFuture<Integer> g = f.thenCompose(r);
1131	<	f.complete(one);
1132	<	checkCompletedNormally(g, two);
1133	<	}
1218	>	checkCancelled(f);
1219	>	r.assertNotInvoked();
1220	>	}}
1221
1222		/**
1223	<	* thenCompose result completes exceptionally after exceptional
1137	<	* completion of source
1223	>	* thenApply result completes exceptionally if action does
1224		*/
1225	<	public void testThenCompose2() {
1226	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1227	<	CompletableFutureInc r = new CompletableFutureInc();
1228	<	CompletableFuture<Integer> g = f.thenCompose(r);
1229	<	f.completeExceptionally(new CFException());
1230	<	checkCompletedWithWrappedCFException(g);
1231	<	}
1225	>	public void testThenApply_actionFailed() {
1226	>	for (ExecutionMode m : ExecutionMode.values())
1227	>	for (boolean createIncomplete : new boolean[] { true, false })
1228	>	for (Integer v1 : new Integer[] { 1, null })
1229	>	{
1230	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1231	>	final FailingFunction r = new FailingFunction(m);
1232	>	if (!createIncomplete) f.complete(v1);
1233	>	final CompletableFuture<Integer> g = m.thenApply(f, r);
1234	>	if (createIncomplete) {
1235	>	checkIncomplete(g);
1236	>	f.complete(v1);
1237	>	}
1238
1147	–	/**
1148	–	* thenCompose result completes exceptionally if action does
1149	–	*/
1150	–	public void testThenCompose3() {
1151	–	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1152	–	FailingCompletableFutureFunction r = new FailingCompletableFutureFunction();
1153	–	CompletableFuture<Integer> g = f.thenCompose(r);
1154	–	f.complete(one);
1239		checkCompletedWithWrappedCFException(g);
1240	<	}
1240	>	checkCompletedNormally(f, v1);
1241	>	}}
1242
1243		/**
1244	<	* thenCompose result completes exceptionally if source cancelled
1160	<	*/
1161	<	public void testThenCompose4() {
1162	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1163	<	CompletableFutureInc r = new CompletableFutureInc();
1164	<	CompletableFuture<Integer> g = f.thenCompose(r);
1165	<	assertTrue(f.cancel(true));
1166	<	checkCompletedWithWrappedCancellationException(g);
1167	<	}
1168	<
1169	<
1170	<	// asyncs
1171	<
1172	<	/**
1173	<	* thenRunAsync result completes normally after normal completion of source
1244	>	* thenAccept result completes normally after normal completion of source
1245		*/
1246	<	public void testThenRunAsync() {
1247	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1248	<	Noop r = new Noop();
1249	<	CompletableFuture<Void> g = f.thenRunAsync(r);
1250	<	f.complete(null);
1251	<	checkCompletedNormally(g, null);
1246	>	public void testThenAccept_normalCompletion() {
1247	>	for (ExecutionMode m : ExecutionMode.values())
1248	>	for (boolean createIncomplete : new boolean[] { true, false })
1249	>	for (Integer v1 : new Integer[] { 1, null })
1250	>	{
1251	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1252	>	final NoopConsumer r = new NoopConsumer(m);
1253	>	if (!createIncomplete) f.complete(v1);
1254	>	final CompletableFuture<Void> g = m.thenAccept(f, r);
1255	>	if (createIncomplete) {
1256	>	checkIncomplete(g);
1257	>	f.complete(v1);
1258	>	}
1259
1182	–	// reordered version
1183	–	f = new CompletableFuture<Integer>();
1184	–	f.complete(null);
1185	–	r = new Noop();
1186	–	g = f.thenRunAsync(r);
1260		checkCompletedNormally(g, null);
1261	<	}
1261	>	r.assertValue(v1);
1262	>	checkCompletedNormally(f, v1);
1263	>	}}
1264
1265		/**
1266	<	* thenRunAsync result completes exceptionally after exceptional
1266	>	* thenAccept result completes exceptionally after exceptional
1267		* completion of source
1268		*/
1269	<	public void testThenRunAsync2() {
1270	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1271	<	Noop r = new Noop();
1272	<	CompletableFuture<Void> g = f.thenRunAsync(r);
1273	<	f.completeExceptionally(new CFException());
1274	<	try {
1275	<	g.join();
1276	<	shouldThrow();
1277	<	} catch (Exception ok) {
1269	>	public void testThenAccept_exceptionalCompletion() {
1270	>	for (ExecutionMode m : ExecutionMode.values())
1271	>	for (boolean createIncomplete : new boolean[] { true, false })
1272	>	{
1273	>	final CFException ex = new CFException();
1274	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1275	>	final NoopConsumer r = new NoopConsumer(m);
1276	>	if (!createIncomplete) f.completeExceptionally(ex);
1277	>	final CompletableFuture<Void> g = m.thenAccept(f, r);
1278	>	if (createIncomplete) {
1279	>	checkIncomplete(g);
1280	>	f.completeExceptionally(ex);
1281		}
1204	–	checkCompletedWithWrappedCFException(g);
1205	–	}
1282
1283	<	/**
1284	<	* thenRunAsync result completes exceptionally if action does
1285	<	*/
1286	<	public void testThenRunAsync3() {
1211	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1212	<	FailingNoop r = new FailingNoop();
1213	<	CompletableFuture<Void> g = f.thenRunAsync(r);
1214	<	f.complete(null);
1215	<	checkCompletedWithWrappedCFException(g);
1216	<	}
1283	>	checkCompletedWithWrappedCFException(g, ex);
1284	>	checkCompletedWithWrappedCFException(f, ex);
1285	>	r.assertNotInvoked();
1286	>	}}
1287
1288		/**
1289	<	* thenRunAsync result completes exceptionally if source cancelled
1220	<	*/
1221	<	public void testThenRunAsync4() {
1222	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1223	<	Noop r = new Noop();
1224	<	CompletableFuture<Void> g = f.thenRunAsync(r);
1225	<	assertTrue(f.cancel(true));
1226	<	checkCompletedWithWrappedCancellationException(g);
1227	<	}
1228	<
1229	<	/**
1230	<	* thenApplyAsync result completes normally after normal completion of source
1231	<	*/
1232	<	public void testThenApplyAsync() {
1233	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1234	<	CompletableFuture<Integer> g = f.thenApplyAsync(inc);
1235	<	f.complete(one);
1236	<	checkCompletedNormally(g, two);
1237	<	}
1238	<
1239	<	/**
1240	<	* thenApplyAsync result completes exceptionally after exceptional
1241	<	* completion of source
1242	<	*/
1243	<	public void testThenApplyAsync2() {
1244	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1245	<	CompletableFuture<Integer> g = f.thenApplyAsync(inc);
1246	<	f.completeExceptionally(new CFException());
1247	<	checkCompletedWithWrappedCFException(g);
1248	<	}
1249	<
1250	<	/**
1251	<	* thenApplyAsync result completes exceptionally if action does
1289	>	* thenAccept result completes exceptionally if source cancelled
1290		*/
1291	<	public void testThenApplyAsync3() {
1292	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1293	<	FailingFunction r = new FailingFunction();
1294	<	CompletableFuture<Integer> g = f.thenApplyAsync(r);
1295	<	f.complete(null);
1296	<	checkCompletedWithWrappedCFException(g);
1297	<	}
1291	>	public void testThenAccept_sourceCancelled() {
1292	>	for (ExecutionMode m : ExecutionMode.values())
1293	>	for (boolean createIncomplete : new boolean[] { true, false })
1294	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1295	>	{
1296	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1297	>	final NoopConsumer r = new NoopConsumer(m);
1298	>	if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
1299	>	final CompletableFuture<Void> g = m.thenAccept(f, r);
1300	>	if (createIncomplete) {
1301	>	checkIncomplete(g);
1302	>	assertTrue(f.cancel(mayInterruptIfRunning));
1303	>	}
1304
1261	–	/**
1262	–	* thenApplyAsync result completes exceptionally if source cancelled
1263	–	*/
1264	–	public void testThenApplyAsync4() {
1265	–	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1266	–	CompletableFuture<Integer> g = f.thenApplyAsync(inc);
1267	–	assertTrue(f.cancel(true));
1305		checkCompletedWithWrappedCancellationException(g);
1306	<	}
1307	<
1308	<	/**
1272	<	* thenAcceptAsync result completes normally after normal
1273	<	* completion of source
1274	<	*/
1275	<	public void testThenAcceptAsync() {
1276	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1277	<	IncAction r = new IncAction();
1278	<	CompletableFuture<Void> g = f.thenAcceptAsync(r);
1279	<	f.complete(one);
1280	<	checkCompletedNormally(g, null);
1281	<	assertEquals(r.value, 2);
1282	<	}
1306	>	checkCancelled(f);
1307	>	r.assertNotInvoked();
1308	>	}}
1309
1310		/**
1311	<	* thenAcceptAsync result completes exceptionally after exceptional
1286	<	* completion of source
1311	>	* thenAccept result completes exceptionally if action does
1312		*/
1313	<	public void testThenAcceptAsync2() {
1314	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1315	<	IncAction r = new IncAction();
1316	<	CompletableFuture<Void> g = f.thenAcceptAsync(r);
1317	<	f.completeExceptionally(new CFException());
1318	<	checkCompletedWithWrappedCFException(g);
1319	<	}
1313	>	public void testThenAccept_actionFailed() {
1314	>	for (ExecutionMode m : ExecutionMode.values())
1315	>	for (boolean createIncomplete : new boolean[] { true, false })
1316	>	for (Integer v1 : new Integer[] { 1, null })
1317	>	{
1318	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1319	>	final FailingConsumer r = new FailingConsumer(m);
1320	>	if (!createIncomplete) f.complete(v1);
1321	>	final CompletableFuture<Void> g = m.thenAccept(f, r);
1322	>	if (createIncomplete) {
1323	>	checkIncomplete(g);
1324	>	f.complete(v1);
1325	>	}
1326
1296	–	/**
1297	–	* thenAcceptAsync result completes exceptionally if action does
1298	–	*/
1299	–	public void testThenAcceptAsync3() {
1300	–	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1301	–	FailingConsumer r = new FailingConsumer();
1302	–	CompletableFuture<Void> g = f.thenAcceptAsync(r);
1303	–	f.complete(null);
1327		checkCompletedWithWrappedCFException(g);
1328	<	}
1328	>	checkCompletedNormally(f, v1);
1329	>	}}
1330
1331		/**
1332	<	* thenAcceptAsync result completes exceptionally if source cancelled
1333	<	*/
1310	<	public void testThenAcceptAsync4() {
1311	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1312	<	IncAction r = new IncAction();
1313	<	CompletableFuture<Void> g = f.thenAcceptAsync(r);
1314	<	assertTrue(f.cancel(true));
1315	<	checkCompletedWithWrappedCancellationException(g);
1316	<	}
1317	<
1318	<	/**
1319	<	* thenCombineAsync result completes normally after normal
1320	<	* completion of sources
1332	>	* thenCombine result completes normally after normal completion
1333	>	* of sources
1334		*/
1335	<	public void testThenCombineAsync() {
1336	<	CompletableFuture<Integer> f, g, h;
1335	>	public void testThenCombine_normalCompletion() {
1336	>	for (ExecutionMode m : ExecutionMode.values())
1337	>	for (boolean createIncomplete : new boolean[] { true, false })
1338	>	for (boolean fFirst : new boolean[] { true, false })
1339	>	for (Integer v1 : new Integer[] { 1, null })
1340	>	for (Integer v2 : new Integer[] { 2, null })
1341	>	{
1342	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1343	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1344	>	final SubtractFunction r = new SubtractFunction(m);
1345	>
1346	>	if (fFirst) f.complete(v1); else g.complete(v2);
1347	>	if (!createIncomplete)
1348	>	if (!fFirst) f.complete(v1); else g.complete(v2);
1349	>	final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1350	>	if (createIncomplete) {
1351	>	checkIncomplete(h);
1352	>	r.assertNotInvoked();
1353	>	if (!fFirst) f.complete(v1); else g.complete(v2);
1354	>	}
1355
1356	<	f = new CompletableFuture<Integer>();
1357	<	g = new CompletableFuture<Integer>();
1358	<	h = f.thenCombineAsync(g, subtract);
1359	<	f.complete(3);
1360	<	checkIncomplete(h);
1330	<	g.complete(1);
1331	<	checkCompletedNormally(h, 2);
1332	<
1333	<	f = new CompletableFuture<Integer>();
1334	<	g = new CompletableFuture<Integer>();
1335	<	h = f.thenCombineAsync(g, subtract);
1336	<	g.complete(1);
1337	<	checkIncomplete(h);
1338	<	f.complete(3);
1339	<	checkCompletedNormally(h, 2);
1340	<
1341	<	f = new CompletableFuture<Integer>();
1342	<	g = new CompletableFuture<Integer>();
1343	<	g.complete(1);
1344	<	f.complete(3);
1345	<	h = f.thenCombineAsync(g, subtract);
1346	<	checkCompletedNormally(h, 2);
1347	<	}
1356	>	checkCompletedNormally(h, subtract(v1, v2));
1357	>	checkCompletedNormally(f, v1);
1358	>	checkCompletedNormally(g, v2);
1359	>	r.assertInvoked();
1360	>	}}
1361
1362		/**
1363	<	* thenCombineAsync result completes exceptionally after exceptional
1363	>	* thenCombine result completes exceptionally after exceptional
1364		* completion of either source
1365		*/
1366	<	public void testThenCombineAsync2() {
1367	<	CompletableFuture<Integer> f, g, h;
1368	<
1369	<	f = new CompletableFuture<Integer>();
1370	<	g = new CompletableFuture<Integer>();
1371	<	h = f.thenCombineAsync(g, subtract);
1372	<	f.completeExceptionally(new CFException());
1373	<	checkIncomplete(h);
1374	<	g.complete(1);
1375	<	checkCompletedWithWrappedCFException(h);
1376	<
1377	<	f = new CompletableFuture<Integer>();
1378	<	g = new CompletableFuture<Integer>();
1379	<	h = f.thenCombineAsync(g, subtract);
1380	<	g.completeExceptionally(new CFException());
1381	<	checkIncomplete(h);
1382	<	f.complete(3);
1383	<	checkCompletedWithWrappedCFException(h);
1366	>	public void testThenCombine_exceptionalCompletion() {
1367	>	for (ExecutionMode m : ExecutionMode.values())
1368	>	for (boolean createIncomplete : new boolean[] { true, false })
1369	>	for (boolean fFirst : new boolean[] { true, false })
1370	>	for (Integer v1 : new Integer[] { 1, null })
1371	>	{
1372	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1373	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1374	>	final CFException ex = new CFException();
1375	>	final SubtractFunction r = new SubtractFunction(m);
1376	>
1377	>	(fFirst ? f : g).complete(v1);
1378	>	if (!createIncomplete)
1379	>	(!fFirst ? f : g).completeExceptionally(ex);
1380	>	final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1381	>	if (createIncomplete) {
1382	>	checkIncomplete(h);
1383	>	(!fFirst ? f : g).completeExceptionally(ex);
1384	>	}
1385
1386	<	f = new CompletableFuture<Integer>();
1387	<	g = new CompletableFuture<Integer>();
1388	<	g.completeExceptionally(new CFException());
1389	<	f.complete(3);
1390	<	h = f.thenCombineAsync(g, subtract);
1377	<	checkCompletedWithWrappedCFException(h);
1378	<	}
1386	>	checkCompletedWithWrappedCFException(h, ex);
1387	>	r.assertNotInvoked();
1388	>	checkCompletedNormally(fFirst ? f : g, v1);
1389	>	checkCompletedWithWrappedCFException(!fFirst ? f : g, ex);
1390	>	}}
1391
1392		/**
1393	<	* thenCombineAsync result completes exceptionally if action does
1382	<	*/
1383	<	public void testThenCombineAsync3() {
1384	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1385	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1386	<	FailingBiFunction r = new FailingBiFunction();
1387	<	CompletableFuture<Integer> g = f.thenCombineAsync(f2, r);
1388	<	f.complete(one);
1389	<	checkIncomplete(g);
1390	<	assertFalse(r.ran);
1391	<	f2.complete(two);
1392	<	checkCompletedWithWrappedCFException(g);
1393	<	assertTrue(r.ran);
1394	<	}
1395	<
1396	<	/**
1397	<	* thenCombineAsync result completes exceptionally if either source cancelled
1393	>	* thenCombine result completes exceptionally if either source cancelled
1394		*/
1395	<	public void testThenCombineAsync4() {
1396	<	CompletableFuture<Integer> f, g, h;
1397	<
1398	<	f = new CompletableFuture<Integer>();
1399	<	g = new CompletableFuture<Integer>();
1400	<	h = f.thenCombineAsync(g, subtract);
1401	<	assertTrue(f.cancel(true));
1402	<	checkIncomplete(h);
1403	<	g.complete(1);
1404	<	checkCompletedWithWrappedCancellationException(h);
1405	<
1406	<	f = new CompletableFuture<Integer>();
1407	<	g = new CompletableFuture<Integer>();
1408	<	h = f.thenCombineAsync(g, subtract);
1409	<	assertTrue(g.cancel(true));
1410	<	checkIncomplete(h);
1411	<	f.complete(3);
1412	<	checkCompletedWithWrappedCancellationException(h);
1413	<
1418	<	f = new CompletableFuture<Integer>();
1419	<	g = new CompletableFuture<Integer>();
1420	<	g.complete(3);
1421	<	assertTrue(f.cancel(true));
1422	<	h = f.thenCombineAsync(g, subtract);
1423	<	checkCompletedWithWrappedCancellationException(h);
1395	>	public void testThenCombine_sourceCancelled() {
1396	>	for (ExecutionMode m : ExecutionMode.values())
1397	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1398	>	for (boolean createIncomplete : new boolean[] { true, false })
1399	>	for (boolean fFirst : new boolean[] { true, false })
1400	>	for (Integer v1 : new Integer[] { 1, null })
1401	>	{
1402	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1403	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1404	>	final SubtractFunction r = new SubtractFunction(m);
1405	>
1406	>	(fFirst ? f : g).complete(v1);
1407	>	if (!createIncomplete)
1408	>	assertTrue((!fFirst ? f : g).cancel(mayInterruptIfRunning));
1409	>	final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1410	>	if (createIncomplete) {
1411	>	checkIncomplete(h);
1412	>	assertTrue((!fFirst ? f : g).cancel(mayInterruptIfRunning));
1413	>	}
1414
1425	–	f = new CompletableFuture<Integer>();
1426	–	g = new CompletableFuture<Integer>();
1427	–	f.complete(3);
1428	–	assertTrue(g.cancel(true));
1429	–	h = f.thenCombineAsync(g, subtract);
1415		checkCompletedWithWrappedCancellationException(h);
1416	<	}
1417	<
1418	<	/**
1419	<	* thenAcceptBothAsync result completes normally after normal
1435	<	* completion of sources
1436	<	*/
1437	<	public void testThenAcceptBothAsync() {
1438	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1439	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1440	<	AddAction r = new AddAction();
1441	<	CompletableFuture<Void> g = f.thenAcceptBothAsync(f2, r);
1442	<	f.complete(one);
1443	<	checkIncomplete(g);
1444	<	f2.complete(two);
1445	<	checkCompletedNormally(g, null);
1446	<	assertEquals(r.value, 3);
1447	<	}
1448	<
1449	<	/**
1450	<	* thenAcceptBothAsync result completes exceptionally after exceptional
1451	<	* completion of source
1452	<	*/
1453	<	public void testThenAcceptBothAsync2() {
1454	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1455	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1456	<	AddAction r = new AddAction();
1457	<	CompletableFuture<Void> g = f.thenAcceptBothAsync(f2, r);
1458	<	f.completeExceptionally(new CFException());
1459	<	f2.complete(two);
1460	<	checkCompletedWithWrappedCFException(g);
1461	<
1462	<	r = new AddAction();
1463	<	f = new CompletableFuture<Integer>();
1464	<	f2 = new CompletableFuture<Integer>();
1465	<	g = f.thenAcceptBothAsync(f2, r);
1466	<	f.complete(one);
1467	<	f2.completeExceptionally(new CFException());
1468	<	checkCompletedWithWrappedCFException(g);
1469	<	}
1416	>	checkCancelled(!fFirst ? f : g);
1417	>	r.assertNotInvoked();
1418	>	checkCompletedNormally(fFirst ? f : g, v1);
1419	>	}}
1420
1421		/**
1422	<	* thenAcceptBothAsync result completes exceptionally if action does
1473	<	*/
1474	<	public void testThenAcceptBothAsync3() {
1475	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1476	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1477	<	FailingBiConsumer r = new FailingBiConsumer();
1478	<	CompletableFuture<Void> g = f.thenAcceptBothAsync(f2, r);
1479	<	f.complete(one);
1480	<	checkIncomplete(g);
1481	<	f2.complete(two);
1482	<	checkCompletedWithWrappedCFException(g);
1483	<	}
1484	<
1485	<	/**
1486	<	* thenAcceptBothAsync result completes exceptionally if either source cancelled
1487	<	*/
1488	<	public void testThenAcceptBothAsync4() {
1489	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1490	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1491	<	AddAction r = new AddAction();
1492	<	CompletableFuture<Void> g = f.thenAcceptBothAsync(f2, r);
1493	<	assertTrue(f.cancel(true));
1494	<	f2.complete(two);
1495	<	checkCompletedWithWrappedCancellationException(g);
1496	<
1497	<	r = new AddAction();
1498	<	f = new CompletableFuture<Integer>();
1499	<	f2 = new CompletableFuture<Integer>();
1500	<	g = f.thenAcceptBothAsync(f2, r);
1501	<	f.complete(one);
1502	<	assertTrue(f2.cancel(true));
1503	<	checkCompletedWithWrappedCancellationException(g);
1504	<	}
1505	<
1506	<	/**
1507	<	* runAfterBothAsync result completes normally after normal
1508	<	* completion of sources
1509	<	*/
1510	<	public void testRunAfterBothAsync() {
1511	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1512	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1513	<	Noop r = new Noop();
1514	<	CompletableFuture<Void> g = f.runAfterBothAsync(f2, r);
1515	<	f.complete(one);
1516	<	checkIncomplete(g);
1517	<	f2.complete(two);
1518	<	checkCompletedNormally(g, null);
1519	<	assertTrue(r.ran);
1520	<	}
1521	<
1522	<	/**
1523	<	* runAfterBothAsync result completes exceptionally after exceptional
1524	<	* completion of source
1525	<	*/
1526	<	public void testRunAfterBothAsync2() {
1527	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1528	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1529	<	Noop r = new Noop();
1530	<	CompletableFuture<Void> g = f.runAfterBothAsync(f2, r);
1531	<	f.completeExceptionally(new CFException());
1532	<	f2.complete(two);
1533	<	checkCompletedWithWrappedCFException(g);
1534	<
1535	<	r = new Noop();
1536	<	f = new CompletableFuture<Integer>();
1537	<	f2 = new CompletableFuture<Integer>();
1538	<	g = f.runAfterBothAsync(f2, r);
1539	<	f.complete(one);
1540	<	f2.completeExceptionally(new CFException());
1541	<	checkCompletedWithWrappedCFException(g);
1542	<	}
1543	<
1544	<	/**
1545	<	* runAfterBothAsync result completes exceptionally if action does
1546	<	*/
1547	<	public void testRunAfterBothAsync3() {
1548	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1549	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1550	<	FailingNoop r = new FailingNoop();
1551	<	CompletableFuture<Void> g = f.runAfterBothAsync(f2, r);
1552	<	f.complete(one);
1553	<	checkIncomplete(g);
1554	<	f2.complete(two);
1555	<	checkCompletedWithWrappedCFException(g);
1556	<	}
1557	<
1558	<	/**
1559	<	* runAfterBothAsync result completes exceptionally if either source cancelled
1422	>	* thenCombine result completes exceptionally if action does
1423		*/
1424	<	public void testRunAfterBothAsync4() {
1425	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1426	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1427	<	Noop r = new Noop();
1428	<	CompletableFuture<Void> g = f.runAfterBothAsync(f2, r);
1429	<	assertTrue(f.cancel(true));
1430	<	f2.complete(two);
1431	<	checkCompletedWithWrappedCancellationException(g);
1424	>	public void testThenCombine_actionFailed() {
1425	>	for (ExecutionMode m : ExecutionMode.values())
1426	>	for (boolean fFirst : new boolean[] { true, false })
1427	>	for (Integer v1 : new Integer[] { 1, null })
1428	>	for (Integer v2 : new Integer[] { 2, null })
1429	>	{
1430	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1431	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1432	>	final FailingBiFunction r = new FailingBiFunction(m);
1433	>	final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1434	>
1435	>	if (fFirst) {
1436	>	f.complete(v1);
1437	>	g.complete(v2);
1438	>	} else {
1439	>	g.complete(v2);
1440	>	f.complete(v1);
1441	>	}
1442
1443	<	r = new Noop();
1444	<	f = new CompletableFuture<Integer>();
1445	<	f2 = new CompletableFuture<Integer>();
1446	<	g = f.runAfterBothAsync(f2, r);
1574	<	f.complete(one);
1575	<	assertTrue(f2.cancel(true));
1576	<	checkCompletedWithWrappedCancellationException(g);
1577	<	}
1443	>	checkCompletedWithWrappedCFException(h);
1444	>	checkCompletedNormally(f, v1);
1445	>	checkCompletedNormally(g, v2);
1446	>	}}
1447
1448		/**
1449	<	* applyToEitherAsync result completes normally after normal
1449	>	* thenAcceptBoth result completes normally after normal
1450		* completion of sources
1451		*/
1452	<	public void testApplyToEitherAsync() {
1453	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1454	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1455	<	CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc);
1456	<	f.complete(one);
1457	<	checkCompletedNormally(g, two);
1458	<
1459	<	f = new CompletableFuture<Integer>();
1460	<	f.complete(one);
1461	<	f2 = new CompletableFuture<Integer>();
1462	<	g = f.applyToEitherAsync(f2, inc);
1463	<	checkCompletedNormally(g, two);
1464	<	}
1465	<
1466	<	/**
1467	<	* applyToEitherAsync result completes exceptionally after exceptional
1468	<	* completion of source
1469	<	*/
1470	<	public void testApplyToEitherAsync2() {
1471	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1603	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1604	<	CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc);
1605	<	f.completeExceptionally(new CFException());
1606	<	checkCompletedWithWrappedCFException(g);
1607	<
1608	<	f = new CompletableFuture<Integer>();
1609	<	f2 = new CompletableFuture<Integer>();
1610	<	f2.completeExceptionally(new CFException());
1611	<	g = f.applyToEitherAsync(f2, inc);
1612	<	f.complete(one);
1613	<	checkCompletedWithWrappedCFException(g);
1614	<	}
1615	<
1616	<	/**
1617	<	* applyToEitherAsync result completes exceptionally if action does
1618	<	*/
1619	<	public void testApplyToEitherAsync3() {
1620	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1621	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1622	<	FailingFunction r = new FailingFunction();
1623	<	CompletableFuture<Integer> g = f.applyToEitherAsync(f2, r);
1624	<	f.complete(one);
1625	<	checkCompletedWithWrappedCFException(g);
1626	<	}
1627	<
1628	<	/**
1629	<	* applyToEitherAsync result completes exceptionally if either source cancelled
1630	<	*/
1631	<	public void testApplyToEitherAsync4() {
1632	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1633	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1634	<	CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc);
1635	<	assertTrue(f.cancel(true));
1636	<	checkCompletedWithWrappedCancellationException(g);
1452	>	public void testThenAcceptBoth_normalCompletion() {
1453	>	for (ExecutionMode m : ExecutionMode.values())
1454	>	for (boolean createIncomplete : new boolean[] { true, false })
1455	>	for (boolean fFirst : new boolean[] { true, false })
1456	>	for (Integer v1 : new Integer[] { 1, null })
1457	>	for (Integer v2 : new Integer[] { 2, null })
1458	>	{
1459	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1460	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1461	>	final SubtractAction r = new SubtractAction(m);
1462	>
1463	>	if (fFirst) f.complete(v1); else g.complete(v2);
1464	>	if (!createIncomplete)
1465	>	if (!fFirst) f.complete(v1); else g.complete(v2);
1466	>	final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1467	>	if (createIncomplete) {
1468	>	checkIncomplete(h);
1469	>	r.assertNotInvoked();
1470	>	if (!fFirst) f.complete(v1); else g.complete(v2);
1471	>	}
1472
1473	<	f = new CompletableFuture<Integer>();
1474	<	f2 = new CompletableFuture<Integer>();
1475	<	assertTrue(f2.cancel(true));
1476	<	g = f.applyToEitherAsync(f2, inc);
1477	<	checkCompletedWithWrappedCancellationException(g);
1643	<	}
1473	>	checkCompletedNormally(h, null);
1474	>	r.assertValue(subtract(v1, v2));
1475	>	checkCompletedNormally(f, v1);
1476	>	checkCompletedNormally(g, v2);
1477	>	}}
1478
1479		/**
1480	<	* acceptEitherAsync result completes normally after normal
1481	<	* completion of sources
1480	>	* thenAcceptBoth result completes exceptionally after exceptional
1481	>	* completion of either source
1482		*/
1483	<	public void testAcceptEitherAsync() {
1484	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1485	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1486	<	IncAction r = new IncAction();
1487	<	CompletableFuture<Void> g = f.acceptEitherAsync(f2, r);
1488	<	f.complete(one);
1489	<	checkCompletedNormally(g, null);
1490	<	assertEquals(r.value, 2);
1483	>	public void testThenAcceptBoth_exceptionalCompletion() {
1484	>	for (ExecutionMode m : ExecutionMode.values())
1485	>	for (boolean createIncomplete : new boolean[] { true, false })
1486	>	for (boolean fFirst : new boolean[] { true, false })
1487	>	for (Integer v1 : new Integer[] { 1, null })
1488	>	{
1489	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1490	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1491	>	final CFException ex = new CFException();
1492	>	final SubtractAction r = new SubtractAction(m);
1493	>
1494	>	(fFirst ? f : g).complete(v1);
1495	>	if (!createIncomplete)
1496	>	(!fFirst ? f : g).completeExceptionally(ex);
1497	>	final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1498	>	if (createIncomplete) {
1499	>	checkIncomplete(h);
1500	>	(!fFirst ? f : g).completeExceptionally(ex);
1501	>	}
1502
1503	<	r = new IncAction();
1504	<	f = new CompletableFuture<Integer>();
1505	<	f.complete(one);
1506	<	f2 = new CompletableFuture<Integer>();
1507	<	g = f.acceptEitherAsync(f2, r);
1663	<	checkCompletedNormally(g, null);
1664	<	assertEquals(r.value, 2);
1665	<	}
1503	>	checkCompletedWithWrappedCFException(h, ex);
1504	>	r.assertNotInvoked();
1505	>	checkCompletedNormally(fFirst ? f : g, v1);
1506	>	checkCompletedWithWrappedCFException(!fFirst ? f : g, ex);
1507	>	}}
1508
1509		/**
1510	<	* acceptEitherAsync result completes exceptionally after exceptional
1669	<	* completion of source
1510	>	* thenAcceptBoth result completes exceptionally if either source cancelled
1511		*/
1512	<	public void testAcceptEitherAsync2() {
1513	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1514	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1515	<	IncAction r = new IncAction();
1516	<	CompletableFuture<Void> g = f.acceptEitherAsync(f2, r);
1517	<	f.completeExceptionally(new CFException());
1518	<	checkCompletedWithWrappedCFException(g);
1519	<
1520	<	r = new IncAction();
1521	<	f = new CompletableFuture<Integer>();
1522	<	f2 = new CompletableFuture<Integer>();
1523	<	f2.completeExceptionally(new CFException());
1524	<	g = f.acceptEitherAsync(f2, r);
1525	<	f.complete(one);
1526	<	checkCompletedWithWrappedCFException(g);
1527	<	}
1512	>	public void testThenAcceptBoth_sourceCancelled() {
1513	>	for (ExecutionMode m : ExecutionMode.values())
1514	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1515	>	for (boolean createIncomplete : new boolean[] { true, false })
1516	>	for (boolean fFirst : new boolean[] { true, false })
1517	>	for (Integer v1 : new Integer[] { 1, null })
1518	>	{
1519	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1520	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1521	>	final SubtractAction r = new SubtractAction(m);
1522	>
1523	>	(fFirst ? f : g).complete(v1);
1524	>	if (!createIncomplete)
1525	>	assertTrue((!fFirst ? f : g).cancel(mayInterruptIfRunning));
1526	>	final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1527	>	if (createIncomplete) {
1528	>	checkIncomplete(h);
1529	>	assertTrue((!fFirst ? f : g).cancel(mayInterruptIfRunning));
1530	>	}
1531
1532	<	/**
1533	<	* acceptEitherAsync result completes exceptionally if action does
1534	<	*/
1535	<	public void testAcceptEitherAsync3() {
1536	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1693	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1694	<	FailingConsumer r = new FailingConsumer();
1695	<	CompletableFuture<Void> g = f.acceptEitherAsync(f2, r);
1696	<	f.complete(one);
1697	<	checkCompletedWithWrappedCFException(g);
1698	<	}
1532	>	checkCompletedWithWrappedCancellationException(h);
1533	>	checkCancelled(!fFirst ? f : g);
1534	>	r.assertNotInvoked();
1535	>	checkCompletedNormally(fFirst ? f : g, v1);
1536	>	}}
1537
1538		/**
1539	<	* acceptEitherAsync result completes exceptionally if either
1702	<	* source cancelled
1539	>	* thenAcceptBoth result completes exceptionally if action does
1540		*/
1541	<	public void testAcceptEitherAsync4() {
1542	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1543	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1544	<	IncAction r = new IncAction();
1545	<	CompletableFuture<Void> g = f.acceptEitherAsync(f2, r);
1546	<	assertTrue(f.cancel(true));
1547	<	checkCompletedWithWrappedCancellationException(g);
1541	>	public void testThenAcceptBoth_actionFailed() {
1542	>	for (ExecutionMode m : ExecutionMode.values())
1543	>	for (boolean fFirst : new boolean[] { true, false })
1544	>	for (Integer v1 : new Integer[] { 1, null })
1545	>	for (Integer v2 : new Integer[] { 2, null })
1546	>	{
1547	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1548	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1549	>	final FailingBiConsumer r = new FailingBiConsumer(m);
1550	>	final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1551	>
1552	>	if (fFirst) {
1553	>	f.complete(v1);
1554	>	g.complete(v2);
1555	>	} else {
1556	>	g.complete(v2);
1557	>	f.complete(v1);
1558	>	}
1559
1560	<	r = new IncAction();
1561	<	f = new CompletableFuture<Integer>();
1562	<	f2 = new CompletableFuture<Integer>();
1563	<	assertTrue(f2.cancel(true));
1716	<	g = f.acceptEitherAsync(f2, r);
1717	<	checkCompletedWithWrappedCancellationException(g);
1718	<	}
1560	>	checkCompletedWithWrappedCFException(h);
1561	>	checkCompletedNormally(f, v1);
1562	>	checkCompletedNormally(g, v2);
1563	>	}}
1564
1565		/**
1566	<	* runAfterEitherAsync result completes normally after normal
1566	>	* runAfterBoth result completes normally after normal
1567		* completion of sources
1568		*/
1569	<	public void testRunAfterEitherAsync() {
1570	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1571	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1572	<	Noop r = new Noop();
1573	<	CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r);
1574	<	f.complete(one);
1575	<	checkCompletedNormally(g, null);
1576	<	assertTrue(r.ran);
1577	<
1578	<	r = new Noop();
1579	<	f = new CompletableFuture<Integer>();
1580	<	f.complete(one);
1581	<	f2 = new CompletableFuture<Integer>();
1582	<	g = f.runAfterEitherAsync(f2, r);
1583	<	checkCompletedNormally(g, null);
1584	<	assertTrue(r.ran);
1585	<	}
1586	<
1587	<	/**
1743	<	* runAfterEitherAsync result completes exceptionally after exceptional
1744	<	* completion of source
1745	<	*/
1746	<	public void testRunAfterEitherAsync2() {
1747	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1748	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1749	<	Noop r = new Noop();
1750	<	CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r);
1751	<	f.completeExceptionally(new CFException());
1752	<	checkCompletedWithWrappedCFException(g);
1753	<
1754	<	r = new Noop();
1755	<	f = new CompletableFuture<Integer>();
1756	<	f2 = new CompletableFuture<Integer>();
1757	<	f2.completeExceptionally(new CFException());
1758	<	g = f.runAfterEitherAsync(f2, r);
1759	<	f.complete(one);
1760	<	checkCompletedWithWrappedCFException(g);
1761	<	}
1762	<
1763	<	/**
1764	<	* runAfterEitherAsync result completes exceptionally if action does
1765	<	*/
1766	<	public void testRunAfterEitherAsync3() {
1767	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1768	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1769	<	FailingNoop r = new FailingNoop();
1770	<	CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r);
1771	<	f.complete(one);
1772	<	checkCompletedWithWrappedCFException(g);
1773	<	}
1774	<
1775	<	/**
1776	<	* runAfterEitherAsync result completes exceptionally if either
1777	<	* source cancelled
1778	<	*/
1779	<	public void testRunAfterEitherAsync4() {
1780	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1781	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1782	<	Noop r = new Noop();
1783	<	CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r);
1784	<	assertTrue(f.cancel(true));
1785	<	checkCompletedWithWrappedCancellationException(g);
1786	<
1787	<	r = new Noop();
1788	<	f = new CompletableFuture<Integer>();
1789	<	f2 = new CompletableFuture<Integer>();
1790	<	assertTrue(f2.cancel(true));
1791	<	g = f.runAfterEitherAsync(f2, r);
1792	<	checkCompletedWithWrappedCancellationException(g);
1793	<	}
1794	<
1795	<	/**
1796	<	* thenComposeAsync result completes normally after normal
1797	<	* completion of source
1798	<	*/
1799	<	public void testThenComposeAsync() {
1800	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1801	<	CompletableFutureInc r = new CompletableFutureInc();
1802	<	CompletableFuture<Integer> g = f.thenComposeAsync(r);
1803	<	f.complete(one);
1804	<	checkCompletedNormally(g, two);
1805	<	}
1806	<
1807	<	/**
1808	<	* thenComposeAsync result completes exceptionally after
1809	<	* exceptional completion of source
1810	<	*/
1811	<	public void testThenComposeAsync2() {
1812	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1813	<	CompletableFutureInc r = new CompletableFutureInc();
1814	<	CompletableFuture<Integer> g = f.thenComposeAsync(r);
1815	<	f.completeExceptionally(new CFException());
1816	<	checkCompletedWithWrappedCFException(g);
1817	<	}
1818	<
1819	<	/**
1820	<	* thenComposeAsync result completes exceptionally if action does
1821	<	*/
1822	<	public void testThenComposeAsync3() {
1823	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1824	<	FailingCompletableFutureFunction r = new FailingCompletableFutureFunction();
1825	<	CompletableFuture<Integer> g = f.thenComposeAsync(r);
1826	<	f.complete(one);
1827	<	checkCompletedWithWrappedCFException(g);
1828	<	}
1829	<
1830	<	/**
1831	<	* thenComposeAsync result completes exceptionally if source cancelled
1832	<	*/
1833	<	public void testThenComposeAsync4() {
1834	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1835	<	CompletableFutureInc r = new CompletableFutureInc();
1836	<	CompletableFuture<Integer> g = f.thenComposeAsync(r);
1837	<	assertTrue(f.cancel(true));
1838	<	checkCompletedWithWrappedCancellationException(g);
1839	<	}
1840	<
1841	<
1842	<	// async with explicit executors
1843	<
1844	<	/**
1845	<	* thenRunAsync result completes normally after normal completion of source
1846	<	*/
1847	<	public void testThenRunAsyncE() {
1848	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1849	<	Noop r = new Noop();
1850	<	CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor());
1851	<	f.complete(null);
1852	<	checkCompletedNormally(g, null);
1853	<
1854	<	// reordered version
1855	<	f = new CompletableFuture<Integer>();
1856	<	f.complete(null);
1857	<	r = new Noop();
1858	<	g = f.thenRunAsync(r, new ThreadExecutor());
1859	<	checkCompletedNormally(g, null);
1860	<	}
1861	<
1862	<	/**
1863	<	* thenRunAsync result completes exceptionally after exceptional
1864	<	* completion of source
1865	<	*/
1866	<	public void testThenRunAsync2E() {
1867	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1868	<	Noop r = new Noop();
1869	<	CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor());
1870	<	f.completeExceptionally(new CFException());
1871	<	try {
1872	<	g.join();
1873	<	shouldThrow();
1874	<	} catch (Exception ok) {
1569	>	public void testRunAfterBoth_normalCompletion() {
1570	>	for (ExecutionMode m : ExecutionMode.values())
1571	>	for (boolean createIncomplete : new boolean[] { true, false })
1572	>	for (boolean fFirst : new boolean[] { true, false })
1573	>	for (Integer v1 : new Integer[] { 1, null })
1574	>	for (Integer v2 : new Integer[] { 2, null })
1575	>	{
1576	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1577	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1578	>	final Noop r = new Noop(m);
1579	>
1580	>	if (fFirst) f.complete(v1); else g.complete(v2);
1581	>	if (!createIncomplete)
1582	>	if (!fFirst) f.complete(v1); else g.complete(v2);
1583	>	final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1584	>	if (createIncomplete) {
1585	>	checkIncomplete(h);
1586	>	r.assertNotInvoked();
1587	>	if (!fFirst) f.complete(v1); else g.complete(v2);
1588		}
1876	–	checkCompletedWithWrappedCFException(g);
1877	–	}
1878	–
1879	–	/**
1880	–	* thenRunAsync result completes exceptionally if action does
1881	–	*/
1882	–	public void testThenRunAsync3E() {
1883	–	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1884	–	FailingNoop r = new FailingNoop();
1885	–	CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor());
1886	–	f.complete(null);
1887	–	checkCompletedWithWrappedCFException(g);
1888	–	}
1889	–
1890	–	/**
1891	–	* thenRunAsync result completes exceptionally if source cancelled
1892	–	*/
1893	–	public void testThenRunAsync4E() {
1894	–	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1895	–	Noop r = new Noop();
1896	–	CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor());
1897	–	assertTrue(f.cancel(true));
1898	–	checkCompletedWithWrappedCancellationException(g);
1899	–	}
1900	–
1901	–	/**
1902	–	* thenApplyAsync result completes normally after normal completion of source
1903	–	*/
1904	–	public void testThenApplyAsyncE() {
1905	–	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1906	–	CompletableFuture<Integer> g = f.thenApplyAsync(inc, new ThreadExecutor());
1907	–	f.complete(one);
1908	–	checkCompletedNormally(g, two);
1909	–	}
1910	–
1911	–	/**
1912	–	* thenApplyAsync result completes exceptionally after exceptional
1913	–	* completion of source
1914	–	*/
1915	–	public void testThenApplyAsync2E() {
1916	–	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1917	–	CompletableFuture<Integer> g = f.thenApplyAsync(inc, new ThreadExecutor());
1918	–	f.completeExceptionally(new CFException());
1919	–	checkCompletedWithWrappedCFException(g);
1920	–	}
1921	–
1922	–	/**
1923	–	* thenApplyAsync result completes exceptionally if action does
1924	–	*/
1925	–	public void testThenApplyAsync3E() {
1926	–	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1927	–	FailingFunction r = new FailingFunction();
1928	–	CompletableFuture<Integer> g = f.thenApplyAsync(r, new ThreadExecutor());
1929	–	f.complete(null);
1930	–	checkCompletedWithWrappedCFException(g);
1931	–	}
1932	–
1933	–	/**
1934	–	* thenApplyAsync result completes exceptionally if source cancelled
1935	–	*/
1936	–	public void testThenApplyAsync4E() {
1937	–	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1938	–	CompletableFuture<Integer> g = f.thenApplyAsync(inc, new ThreadExecutor());
1939	–	assertTrue(f.cancel(true));
1940	–	checkCompletedWithWrappedCancellationException(g);
1941	–	}
1942	–
1943	–	/**
1944	–	* thenAcceptAsync result completes normally after normal
1945	–	* completion of source
1946	–	*/
1947	–	public void testThenAcceptAsyncE() {
1948	–	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1949	–	IncAction r = new IncAction();
1950	–	CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor());
1951	–	f.complete(one);
1952	–	checkCompletedNormally(g, null);
1953	–	assertEquals(r.value, 2);
1954	–	}
1955	–
1956	–	/**
1957	–	* thenAcceptAsync result completes exceptionally after exceptional
1958	–	* completion of source
1959	–	*/
1960	–	public void testThenAcceptAsync2E() {
1961	–	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1962	–	IncAction r = new IncAction();
1963	–	CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor());
1964	–	f.completeExceptionally(new CFException());
1965	–	checkCompletedWithWrappedCFException(g);
1966	–	}
1967	–
1968	–	/**
1969	–	* thenAcceptAsync result completes exceptionally if action does
1970	–	*/
1971	–	public void testThenAcceptAsync3E() {
1972	–	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1973	–	FailingConsumer r = new FailingConsumer();
1974	–	CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor());
1975	–	f.complete(null);
1976	–	checkCompletedWithWrappedCFException(g);
1977	–	}
1589
1590	<	/**
1591	<	* thenAcceptAsync result completes exceptionally if source cancelled
1592	<	*/
1593	<	public void testThenAcceptAsync4E() {
1594	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1984	<	IncAction r = new IncAction();
1985	<	CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor());
1986	<	assertTrue(f.cancel(true));
1987	<	checkCompletedWithWrappedCancellationException(g);
1988	<	}
1590	>	checkCompletedNormally(h, null);
1591	>	r.assertInvoked();
1592	>	checkCompletedNormally(f, v1);
1593	>	checkCompletedNormally(g, v2);
1594	>	}}
1595
1596		/**
1597	<	* thenCombineAsync result completes normally after normal
1992	<	* completion of sources
1993	<	*/
1994	<	public void testThenCombineAsyncE() {
1995	<	CompletableFuture<Integer> f, g, h;
1996	<	ThreadExecutor e = new ThreadExecutor();
1997	<	int count = 0;
1998	<
1999	<	f = new CompletableFuture<Integer>();
2000	<	g = new CompletableFuture<Integer>();
2001	<	h = f.thenCombineAsync(g, subtract, e);
2002	<	f.complete(3);
2003	<	checkIncomplete(h);
2004	<	g.complete(1);
2005	<	checkCompletedNormally(h, 2);
2006	<	assertEquals(++count, e.count.get());
2007	<
2008	<	f = new CompletableFuture<Integer>();
2009	<	g = new CompletableFuture<Integer>();
2010	<	h = f.thenCombineAsync(g, subtract, e);
2011	<	g.complete(1);
2012	<	checkIncomplete(h);
2013	<	f.complete(3);
2014	<	checkCompletedNormally(h, 2);
2015	<	assertEquals(++count, e.count.get());
2016	<
2017	<	f = new CompletableFuture<Integer>();
2018	<	g = new CompletableFuture<Integer>();
2019	<	g.complete(1);
2020	<	f.complete(3);
2021	<	h = f.thenCombineAsync(g, subtract, e);
2022	<	checkCompletedNormally(h, 2);
2023	<	assertEquals(++count, e.count.get());
2024	<	}
2025	<
2026	<	/**
2027	<	* thenCombineAsync result completes exceptionally after exceptional
1597	>	* runAfterBoth result completes exceptionally after exceptional
1598		* completion of either source
1599		*/
1600	<	public void testThenCombineAsync2E() {
1601	<	CompletableFuture<Integer> f, g, h;
1602	<	ThreadExecutor e = new ThreadExecutor();
1603	<	int count = 0;
1604	<
1605	<	f = new CompletableFuture<Integer>();
1606	<	g = new CompletableFuture<Integer>();
1607	<	h = f.thenCombineAsync(g, subtract, e);
1608	<	f.completeExceptionally(new CFException());
1609	<	checkIncomplete(h);
1610	<	g.complete(1);
1611	<	checkCompletedWithWrappedCFException(h);
1612	<
1613	<	f = new CompletableFuture<Integer>();
1614	<	g = new CompletableFuture<Integer>();
1615	<	h = f.thenCombineAsync(g, subtract, e);
1616	<	g.completeExceptionally(new CFException());
1617	<	checkIncomplete(h);
1618	<	f.complete(3);
2049	<	checkCompletedWithWrappedCFException(h);
2050	<
2051	<	f = new CompletableFuture<Integer>();
2052	<	g = new CompletableFuture<Integer>();
2053	<	g.completeExceptionally(new CFException());
2054	<	h = f.thenCombineAsync(g, subtract, e);
2055	<	checkIncomplete(h);
2056	<	f.complete(3);
2057	<	checkCompletedWithWrappedCFException(h);
1600	>	public void testRunAfterBoth_exceptionalCompletion() {
1601	>	for (ExecutionMode m : ExecutionMode.values())
1602	>	for (boolean createIncomplete : new boolean[] { true, false })
1603	>	for (boolean fFirst : new boolean[] { true, false })
1604	>	for (Integer v1 : new Integer[] { 1, null })
1605	>	{
1606	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1607	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1608	>	final CFException ex = new CFException();
1609	>	final Noop r = new Noop(m);
1610	>
1611	>	(fFirst ? f : g).complete(v1);
1612	>	if (!createIncomplete)
1613	>	(!fFirst ? f : g).completeExceptionally(ex);
1614	>	final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1615	>	if (createIncomplete) {
1616	>	checkIncomplete(h);
1617	>	(!fFirst ? f : g).completeExceptionally(ex);
1618	>	}
1619
1620	<	assertEquals(0, e.count.get());
1621	<	}
1620	>	checkCompletedWithWrappedCFException(h, ex);
1621	>	r.assertNotInvoked();
1622	>	checkCompletedNormally(fFirst ? f : g, v1);
1623	>	checkCompletedWithWrappedCFException(!fFirst ? f : g, ex);
1624	>	}}
1625
1626		/**
1627	<	* thenCombineAsync result completes exceptionally if action does
2064	<	*/
2065	<	public void testThenCombineAsync3E() {
2066	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2067	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2068	<	FailingBiFunction r = new FailingBiFunction();
2069	<	CompletableFuture<Integer> g = f.thenCombineAsync(f2, r, new ThreadExecutor());
2070	<	f.complete(one);
2071	<	checkIncomplete(g);
2072	<	assertFalse(r.ran);
2073	<	f2.complete(two);
2074	<	checkCompletedWithWrappedCFException(g);
2075	<	assertTrue(r.ran);
2076	<	}
2077	<
2078	<	/**
2079	<	* thenCombineAsync result completes exceptionally if either source cancelled
1627	>	* runAfterBoth result completes exceptionally if either source cancelled
1628		*/
1629	<	public void testThenCombineAsync4E() {
1630	<	CompletableFuture<Integer> f, g, h;
1631	<	ThreadExecutor e = new ThreadExecutor();
1632	<
1633	<	f = new CompletableFuture<Integer>();
1634	<	g = new CompletableFuture<Integer>();
1635	<	h = f.thenCombineAsync(g, subtract, e);
1636	<	assertTrue(f.cancel(true));
1637	<	checkIncomplete(h);
1638	<	g.complete(1);
1639	<	checkCompletedWithWrappedCancellationException(h);
1640	<
1641	<	f = new CompletableFuture<Integer>();
1642	<	g = new CompletableFuture<Integer>();
1643	<	h = f.thenCombineAsync(g, subtract, e);
1644	<	assertTrue(g.cancel(true));
1645	<	checkIncomplete(h);
1646	<	f.complete(3);
1647	<	checkCompletedWithWrappedCancellationException(h);
1629	>	public void testRunAfterBoth_sourceCancelled() {
1630	>	for (ExecutionMode m : ExecutionMode.values())
1631	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1632	>	for (boolean createIncomplete : new boolean[] { true, false })
1633	>	for (boolean fFirst : new boolean[] { true, false })
1634	>	for (Integer v1 : new Integer[] { 1, null })
1635	>	{
1636	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1637	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1638	>	final Noop r = new Noop(m);
1639	>
1640	>
1641	>	(fFirst ? f : g).complete(v1);
1642	>	if (!createIncomplete)
1643	>	assertTrue((!fFirst ? f : g).cancel(mayInterruptIfRunning));
1644	>	final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1645	>	if (createIncomplete) {
1646	>	checkIncomplete(h);
1647	>	assertTrue((!fFirst ? f : g).cancel(mayInterruptIfRunning));
1648	>	}
1649
2101	–	f = new CompletableFuture<Integer>();
2102	–	g = new CompletableFuture<Integer>();
2103	–	assertTrue(g.cancel(true));
2104	–	h = f.thenCombineAsync(g, subtract, e);
2105	–	checkIncomplete(h);
2106	–	f.complete(3);
1650		checkCompletedWithWrappedCancellationException(h);
1651	<
1652	<	f = new CompletableFuture<Integer>();
1653	<	g = new CompletableFuture<Integer>();
1654	<	assertTrue(f.cancel(true));
2112	<	assertTrue(g.cancel(true));
2113	<	h = f.thenCombineAsync(g, subtract, e);
2114	<	checkCompletedWithWrappedCancellationException(h);
2115	<
2116	<	assertEquals(0, e.count.get());
2117	<	}
1651	>	checkCancelled(!fFirst ? f : g);
1652	>	r.assertNotInvoked();
1653	>	checkCompletedNormally(fFirst ? f : g, v1);
1654	>	}}
1655
1656		/**
1657	<	* thenAcceptBothAsync result completes normally after normal
2121	<	* completion of sources
2122	<	*/
2123	<	public void testThenAcceptBothAsyncE() {
2124	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2125	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2126	<	AddAction r = new AddAction();
2127	<	CompletableFuture<Void> g = f.thenAcceptBothAsync(f2, r, new ThreadExecutor());
2128	<	f.complete(one);
2129	<	checkIncomplete(g);
2130	<	f2.complete(two);
2131	<	checkCompletedNormally(g, null);
2132	<	assertEquals(r.value, 3);
2133	<	}
2134	<
2135	<	/**
2136	<	* thenAcceptBothAsync result completes exceptionally after exceptional
2137	<	* completion of source
1657	>	* runAfterBoth result completes exceptionally if action does
1658		*/
1659	<	public void testThenAcceptBothAsync2E() {
1660	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1661	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1662	<	AddAction r = new AddAction();
1663	<	CompletableFuture<Void> g = f.thenAcceptBothAsync(f2, r, new ThreadExecutor());
1664	<	f.completeExceptionally(new CFException());
1665	<	f2.complete(two);
1666	<	checkCompletedWithWrappedCFException(g);
1659	>	public void testRunAfterBoth_actionFailed() {
1660	>	for (ExecutionMode m : ExecutionMode.values())
1661	>	for (boolean fFirst : new boolean[] { true, false })
1662	>	for (Integer v1 : new Integer[] { 1, null })
1663	>	for (Integer v2 : new Integer[] { 2, null })
1664	>	{
1665	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1666	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1667	>	final FailingRunnable r1 = new FailingRunnable(m);
1668	>	final FailingRunnable r2 = new FailingRunnable(m);
1669	>
1670	>	CompletableFuture<Void> h1 = m.runAfterBoth(f, g, r1);
1671	>	if (fFirst) {
1672	>	f.complete(v1);
1673	>	g.complete(v2);
1674	>	} else {
1675	>	g.complete(v2);
1676	>	f.complete(v1);
1677	>	}
1678	>	CompletableFuture<Void> h2 = m.runAfterBoth(f, g, r2);
1679
1680	<	r = new AddAction();
1681	<	f = new CompletableFuture<Integer>();
1682	<	f2 = new CompletableFuture<Integer>();
1683	<	g = f.thenAcceptBothAsync(f2, r, new ThreadExecutor());
1684	<	f.complete(one);
2153	<	f2.completeExceptionally(new CFException());
2154	<	checkCompletedWithWrappedCFException(g);
2155	<	}
1680	>	checkCompletedWithWrappedCFException(h1);
1681	>	checkCompletedWithWrappedCFException(h2);
1682	>	checkCompletedNormally(f, v1);
1683	>	checkCompletedNormally(g, v2);
1684	>	}}
1685
1686		/**
1687	<	* thenAcceptBothAsync result completes exceptionally if action does
1687	>	* applyToEither result completes normally after normal completion
1688	>	* of either source
1689		*/
1690	<	public void testThenAcceptBothAsync3E() {
1691	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1692	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1693	<	FailingBiConsumer r = new FailingBiConsumer();
1694	<	CompletableFuture<Void> g = f.thenAcceptBothAsync(f2, r, new ThreadExecutor());
1695	<	f.complete(one);
1696	<	checkIncomplete(g);
1697	<	f2.complete(two);
1698	<	checkCompletedWithWrappedCFException(g);
1699	<	}
1690	>	public void testApplyToEither_normalCompletion() {
1691	>	for (ExecutionMode m : ExecutionMode.values())
1692	>	for (Integer v1 : new Integer[] { 1, null })
1693	>	for (Integer v2 : new Integer[] { 2, null })
1694	>	{
1695	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1696	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1697	>	final IncFunction[] rs = new IncFunction[6];
1698	>	for (int i = 0; i < rs.length; i++) rs[i] = new IncFunction(m);
1699	>
1700	>	final CompletableFuture<Integer> h0 = m.applyToEither(f, g, rs[0]);
1701	>	final CompletableFuture<Integer> h1 = m.applyToEither(g, f, rs[1]);
1702	>	checkIncomplete(h0);
1703	>	checkIncomplete(h1);
1704	>	rs[0].assertNotInvoked();
1705	>	rs[1].assertNotInvoked();
1706	>	f.complete(v1);
1707	>	checkCompletedNormally(h0, inc(v1));
1708	>	checkCompletedNormally(h1, inc(v1));
1709	>	final CompletableFuture<Integer> h2 = m.applyToEither(f, g, rs[2]);
1710	>	final CompletableFuture<Integer> h3 = m.applyToEither(g, f, rs[3]);
1711	>	checkCompletedNormally(h2, inc(v1));
1712	>	checkCompletedNormally(h3, inc(v1));
1713	>	g.complete(v2);
1714	>
1715	>	// unspecified behavior - both source completions available
1716	>	final CompletableFuture<Integer> h4 = m.applyToEither(f, g, rs[4]);
1717	>	final CompletableFuture<Integer> h5 = m.applyToEither(g, f, rs[5]);
1718	>	rs[4].assertValue(h4.join());
1719	>	rs[5].assertValue(h5.join());
1720	>	assertTrue(Objects.equals(inc(v1), h4.join()) ||
1721	>	Objects.equals(inc(v2), h4.join()));
1722	>	assertTrue(Objects.equals(inc(v1), h5.join()) ||
1723	>	Objects.equals(inc(v2), h5.join()));
1724	>
1725	>	checkCompletedNormally(f, v1);
1726	>	checkCompletedNormally(g, v2);
1727	>	checkCompletedNormally(h0, inc(v1));
1728	>	checkCompletedNormally(h1, inc(v1));
1729	>	checkCompletedNormally(h2, inc(v1));
1730	>	checkCompletedNormally(h3, inc(v1));
1731	>	for (int i = 0; i < 4; i++) rs[i].assertValue(inc(v1));
1732	>	}}
1733
1734		/**
1735	<	* thenAcceptBothAsync result completes exceptionally if either source cancelled
1735	>	* applyToEither result completes exceptionally after exceptional
1736	>	* completion of either source
1737		*/
1738	<	public void testThenAcceptBothAsync4E() {
1739	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1740	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1741	<	AddAction r = new AddAction();
1742	<	CompletableFuture<Void> g = f.thenAcceptBothAsync(f2, r, new ThreadExecutor());
1743	<	assertTrue(f.cancel(true));
1744	<	f2.complete(two);
1745	<	checkCompletedWithWrappedCancellationException(g);
1746	<
1747	<	r = new AddAction();
1748	<	f = new CompletableFuture<Integer>();
1749	<	f2 = new CompletableFuture<Integer>();
1750	<	g = f.thenAcceptBothAsync(f2, r, new ThreadExecutor());
1751	<	f.complete(one);
1752	<	assertTrue(f2.cancel(true));
1753	<	checkCompletedWithWrappedCancellationException(g);
1754	<	}
1738	>	public void testApplyToEither_exceptionalCompletion() {
1739	>	for (ExecutionMode m : ExecutionMode.values())
1740	>	for (Integer v1 : new Integer[] { 1, null })
1741	>	{
1742	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1743	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1744	>	final CFException ex = new CFException();
1745	>	final IncFunction[] rs = new IncFunction[6];
1746	>	for (int i = 0; i < rs.length; i++) rs[i] = new IncFunction(m);
1747	>
1748	>	final CompletableFuture<Integer> h0 = m.applyToEither(f, g, rs[0]);
1749	>	final CompletableFuture<Integer> h1 = m.applyToEither(g, f, rs[1]);
1750	>	checkIncomplete(h0);
1751	>	checkIncomplete(h1);
1752	>	rs[0].assertNotInvoked();
1753	>	rs[1].assertNotInvoked();
1754	>	f.completeExceptionally(ex);
1755	>	checkCompletedWithWrappedCFException(h0, ex);
1756	>	checkCompletedWithWrappedCFException(h1, ex);
1757	>	final CompletableFuture<Integer> h2 = m.applyToEither(f, g, rs[2]);
1758	>	final CompletableFuture<Integer> h3 = m.applyToEither(g, f, rs[3]);
1759	>	checkCompletedWithWrappedCFException(h2, ex);
1760	>	checkCompletedWithWrappedCFException(h3, ex);
1761	>	g.complete(v1);
1762	>
1763	>	// unspecified behavior - both source completions available
1764	>	final CompletableFuture<Integer> h4 = m.applyToEither(f, g, rs[4]);
1765	>	final CompletableFuture<Integer> h5 = m.applyToEither(g, f, rs[5]);
1766	>	try {
1767	>	assertEquals(inc(v1), h4.join());
1768	>	rs[4].assertInvoked();
1769	>	} catch (CompletionException ok) {
1770	>	checkCompletedWithWrappedCFException(h4, ex);
1771	>	rs[4].assertNotInvoked();
1772	>	}
1773	>	try {
1774	>	assertEquals(inc(v1), h5.join());
1775	>	rs[5].assertInvoked();
1776	>	} catch (CompletionException ok) {
1777	>	checkCompletedWithWrappedCFException(h5, ex);
1778	>	rs[5].assertNotInvoked();
1779	>	}
1780
1781	<	/**
1782	<	* runAfterBothAsync result completes normally after normal
1783	<	* completion of sources
1784	<	*/
1785	<	public void testRunAfterBothAsyncE() {
1786	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1787	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1788	<	Noop r = new Noop();
1789	<	CompletableFuture<Void> g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
2201	<	f.complete(one);
2202	<	checkIncomplete(g);
2203	<	f2.complete(two);
2204	<	checkCompletedNormally(g, null);
2205	<	assertTrue(r.ran);
2206	<	}
1781	>	checkCompletedWithWrappedCFException(f, ex);
1782	>	checkCompletedNormally(g, v1);
1783	>	checkCompletedWithWrappedCFException(h0, ex);
1784	>	checkCompletedWithWrappedCFException(h1, ex);
1785	>	checkCompletedWithWrappedCFException(h2, ex);
1786	>	checkCompletedWithWrappedCFException(h3, ex);
1787	>	checkCompletedWithWrappedCFException(h4, ex);
1788	>	for (int i = 0; i < 4; i++) rs[i].assertNotInvoked();
1789	>	}}
1790
1791		/**
1792	<	* runAfterBothAsync result completes exceptionally after exceptional
2210	<	* completion of source
1792	>	* applyToEither result completes exceptionally if either source cancelled
1793		*/
1794	<	public void testRunAfterBothAsync2E() {
1795	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1796	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1797	<	Noop r = new Noop();
1798	<	CompletableFuture<Void> g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
1799	<	f.completeExceptionally(new CFException());
1800	<	f2.complete(two);
1801	<	checkCompletedWithWrappedCFException(g);
1794	>	public void testApplyToEither_sourceCancelled() {
1795	>	for (ExecutionMode m : ExecutionMode.values())
1796	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1797	>	for (Integer v1 : new Integer[] { 1, null })
1798	>	{
1799	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1800	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1801	>	final IncFunction[] rs = new IncFunction[6];
1802	>	for (int i = 0; i < rs.length; i++) rs[i] = new IncFunction(m);
1803	>
1804	>	final CompletableFuture<Integer> h0 = m.applyToEither(f, g, rs[0]);
1805	>	final CompletableFuture<Integer> h1 = m.applyToEither(g, f, rs[1]);
1806	>	checkIncomplete(h0);
1807	>	checkIncomplete(h1);
1808	>	rs[0].assertNotInvoked();
1809	>	rs[1].assertNotInvoked();
1810	>	f.cancel(mayInterruptIfRunning);
1811	>	checkCompletedWithWrappedCancellationException(h0);
1812	>	checkCompletedWithWrappedCancellationException(h1);
1813	>	final CompletableFuture<Integer> h2 = m.applyToEither(f, g, rs[2]);
1814	>	final CompletableFuture<Integer> h3 = m.applyToEither(g, f, rs[3]);
1815	>	checkCompletedWithWrappedCancellationException(h2);
1816	>	checkCompletedWithWrappedCancellationException(h3);
1817	>	g.complete(v1);
1818	>
1819	>	// unspecified behavior - both source completions available
1820	>	final CompletableFuture<Integer> h4 = m.applyToEither(f, g, rs[4]);
1821	>	final CompletableFuture<Integer> h5 = m.applyToEither(g, f, rs[5]);
1822	>	try {
1823	>	assertEquals(inc(v1), h4.join());
1824	>	rs[4].assertInvoked();
1825	>	} catch (CompletionException ok) {
1826	>	checkCompletedWithWrappedCancellationException(h4);
1827	>	rs[4].assertNotInvoked();
1828	>	}
1829	>	try {
1830	>	assertEquals(inc(v1), h5.join());
1831	>	rs[5].assertInvoked();
1832	>	} catch (CompletionException ok) {
1833	>	checkCompletedWithWrappedCancellationException(h5);
1834	>	rs[5].assertNotInvoked();
1835	>	}
1836
1837	<	r = new Noop();
1838	<	f = new CompletableFuture<Integer>();
1839	<	f2 = new CompletableFuture<Integer>();
1840	<	g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
1841	<	f.complete(one);
1842	<	f2.completeExceptionally(new CFException());
1843	<	checkCompletedWithWrappedCFException(g);
1844	<	}
1837	>	checkCancelled(f);
1838	>	checkCompletedNormally(g, v1);
1839	>	checkCompletedWithWrappedCancellationException(h0);
1840	>	checkCompletedWithWrappedCancellationException(h1);
1841	>	checkCompletedWithWrappedCancellationException(h2);
1842	>	checkCompletedWithWrappedCancellationException(h3);
1843	>	for (int i = 0; i < 4; i++) rs[i].assertNotInvoked();
1844	>	}}
1845
1846		/**
1847	<	* runAfterBothAsync result completes exceptionally if action does
1847	>	* applyToEither result completes exceptionally if action does
1848		*/
1849	<	public void testRunAfterBothAsync3E() {
1850	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1851	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1852	<	FailingNoop r = new FailingNoop();
1853	<	CompletableFuture<Void> g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
1854	<	f.complete(one);
1855	<	checkIncomplete(g);
1856	<	f2.complete(two);
1857	<	checkCompletedWithWrappedCFException(g);
1858	<	}
1849	>	public void testApplyToEither_actionFailed() {
1850	>	for (ExecutionMode m : ExecutionMode.values())
1851	>	for (Integer v1 : new Integer[] { 1, null })
1852	>	for (Integer v2 : new Integer[] { 2, null })
1853	>	{
1854	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1855	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1856	>	final FailingFunction[] rs = new FailingFunction[6];
1857	>	for (int i = 0; i < rs.length; i++) rs[i] = new FailingFunction(m);
1858	>
1859	>	final CompletableFuture<Integer> h0 = m.applyToEither(f, g, rs[0]);
1860	>	final CompletableFuture<Integer> h1 = m.applyToEither(g, f, rs[1]);
1861	>	f.complete(v1);
1862	>	final CompletableFuture<Integer> h2 = m.applyToEither(f, g, rs[2]);
1863	>	final CompletableFuture<Integer> h3 = m.applyToEither(g, f, rs[3]);
1864	>	checkCompletedWithWrappedCFException(h0);
1865	>	checkCompletedWithWrappedCFException(h1);
1866	>	checkCompletedWithWrappedCFException(h2);
1867	>	checkCompletedWithWrappedCFException(h3);
1868	>	for (int i = 0; i < 4; i++) rs[i].assertValue(v1);
1869	>
1870	>	g.complete(v2);
1871	>
1872	>	// unspecified behavior - both source completions available
1873	>	final CompletableFuture<Integer> h4 = m.applyToEither(f, g, rs[4]);
1874	>	final CompletableFuture<Integer> h5 = m.applyToEither(g, f, rs[5]);
1875	>
1876	>	checkCompletedWithWrappedCFException(h4);
1877	>	assertTrue(Objects.equals(v1, rs[4].value) ||
1878	>	Objects.equals(v2, rs[4].value));
1879	>	checkCompletedWithWrappedCFException(h5);
1880	>	assertTrue(Objects.equals(v1, rs[5].value) ||
1881	>	Objects.equals(v2, rs[5].value));
1882	>
1883	>	checkCompletedNormally(f, v1);
1884	>	checkCompletedNormally(g, v2);
1885	>	}}
1886
1887		/**
1888	<	* runAfterBothAsync result completes exceptionally if either source cancelled
1888	>	* acceptEither result completes normally after normal completion
1889	>	* of either source
1890		*/
1891	<	public void testRunAfterBothAsync4E() {
1892	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1893	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1894	<	Noop r = new Noop();
1895	<	CompletableFuture<Void> g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
1896	<	assertTrue(f.cancel(true));
1897	<	f2.complete(two);
1898	<	checkCompletedWithWrappedCancellationException(g);
1899	<
1900	<	r = new Noop();
1901	<	f = new CompletableFuture<Integer>();
1902	<	f2 = new CompletableFuture<Integer>();
1903	<	g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
1904	<	f.complete(one);
1905	<	assertTrue(f2.cancel(true));
1906	<	checkCompletedWithWrappedCancellationException(g);
1907	<	}
1891	>	public void testAcceptEither_normalCompletion() {
1892	>	for (ExecutionMode m : ExecutionMode.values())
1893	>	for (Integer v1 : new Integer[] { 1, null })
1894	>	for (Integer v2 : new Integer[] { 2, null })
1895	>	{
1896	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1897	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1898	>	final NoopConsumer[] rs = new NoopConsumer[6];
1899	>	for (int i = 0; i < rs.length; i++) rs[i] = new NoopConsumer(m);
1900	>
1901	>	final CompletableFuture<Void> h0 = m.acceptEither(f, g, rs[0]);
1902	>	final CompletableFuture<Void> h1 = m.acceptEither(g, f, rs[1]);
1903	>	checkIncomplete(h0);
1904	>	checkIncomplete(h1);
1905	>	rs[0].assertNotInvoked();
1906	>	rs[1].assertNotInvoked();
1907	>	f.complete(v1);
1908	>	checkCompletedNormally(h0, null);
1909	>	checkCompletedNormally(h1, null);
1910	>	rs[0].assertValue(v1);
1911	>	rs[1].assertValue(v1);
1912	>	final CompletableFuture<Void> h2 = m.acceptEither(f, g, rs[2]);
1913	>	final CompletableFuture<Void> h3 = m.acceptEither(g, f, rs[3]);
1914	>	checkCompletedNormally(h2, null);
1915	>	checkCompletedNormally(h3, null);
1916	>	rs[2].assertValue(v1);
1917	>	rs[3].assertValue(v1);
1918	>	g.complete(v2);
1919	>
1920	>	// unspecified behavior - both source completions available
1921	>	final CompletableFuture<Void> h4 = m.acceptEither(f, g, rs[4]);
1922	>	final CompletableFuture<Void> h5 = m.acceptEither(g, f, rs[5]);
1923	>	checkCompletedNormally(h4, null);
1924	>	checkCompletedNormally(h5, null);
1925	>	assertTrue(Objects.equals(v1, rs[4].value) ||
1926	>	Objects.equals(v2, rs[4].value));
1927	>	assertTrue(Objects.equals(v1, rs[5].value) ||
1928	>	Objects.equals(v2, rs[5].value));
1929	>
1930	>	checkCompletedNormally(f, v1);
1931	>	checkCompletedNormally(g, v2);
1932	>	checkCompletedNormally(h0, null);
1933	>	checkCompletedNormally(h1, null);
1934	>	checkCompletedNormally(h2, null);
1935	>	checkCompletedNormally(h3, null);
1936	>	for (int i = 0; i < 4; i++) rs[i].assertValue(v1);
1937	>	}}
1938
1939		/**
1940	<	* applyToEitherAsync result completes normally after normal
1941	<	* completion of sources
1940	>	* acceptEither result completes exceptionally after exceptional
1941	>	* completion of either source
1942		*/
1943	<	public void testApplyToEitherAsyncE() {
1944	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1945	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1946	<	CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
1947	<	f.complete(one);
1948	<	checkCompletedNormally(g, two);
1943	>	public void testAcceptEither_exceptionalCompletion() {
1944	>	for (ExecutionMode m : ExecutionMode.values())
1945	>	for (Integer v1 : new Integer[] { 1, null })
1946	>	{
1947	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1948	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1949	>	final CFException ex = new CFException();
1950	>	final NoopConsumer[] rs = new NoopConsumer[6];
1951	>	for (int i = 0; i < rs.length; i++) rs[i] = new NoopConsumer(m);
1952	>
1953	>	final CompletableFuture<Void> h0 = m.acceptEither(f, g, rs[0]);
1954	>	final CompletableFuture<Void> h1 = m.acceptEither(g, f, rs[1]);
1955	>	checkIncomplete(h0);
1956	>	checkIncomplete(h1);
1957	>	rs[0].assertNotInvoked();
1958	>	rs[1].assertNotInvoked();
1959	>	f.completeExceptionally(ex);
1960	>	checkCompletedWithWrappedCFException(h0, ex);
1961	>	checkCompletedWithWrappedCFException(h1, ex);
1962	>	final CompletableFuture<Void> h2 = m.acceptEither(f, g, rs[2]);
1963	>	final CompletableFuture<Void> h3 = m.acceptEither(g, f, rs[3]);
1964	>	checkCompletedWithWrappedCFException(h2, ex);
1965	>	checkCompletedWithWrappedCFException(h3, ex);
1966	>
1967	>	g.complete(v1);
1968	>
1969	>	// unspecified behavior - both source completions available
1970	>	final CompletableFuture<Void> h4 = m.acceptEither(f, g, rs[4]);
1971	>	final CompletableFuture<Void> h5 = m.acceptEither(g, f, rs[5]);
1972	>	try {
1973	>	assertNull(h4.join());
1974	>	rs[4].assertValue(v1);
1975	>	} catch (CompletionException ok) {
1976	>	checkCompletedWithWrappedCFException(h4, ex);
1977	>	rs[4].assertNotInvoked();
1978	>	}
1979	>	try {
1980	>	assertNull(h5.join());
1981	>	rs[5].assertValue(v1);
1982	>	} catch (CompletionException ok) {
1983	>	checkCompletedWithWrappedCFException(h5, ex);
1984	>	rs[5].assertNotInvoked();
1985	>	}
1986
1987	<	f = new CompletableFuture<Integer>();
1988	<	f.complete(one);
1989	<	f2 = new CompletableFuture<Integer>();
1990	<	g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
1991	<	checkCompletedNormally(g, two);
1992	<	}
1987	>	checkCompletedWithWrappedCFException(f, ex);
1988	>	checkCompletedNormally(g, v1);
1989	>	checkCompletedWithWrappedCFException(h0, ex);
1990	>	checkCompletedWithWrappedCFException(h1, ex);
1991	>	checkCompletedWithWrappedCFException(h2, ex);
1992	>	checkCompletedWithWrappedCFException(h3, ex);
1993	>	checkCompletedWithWrappedCFException(h4, ex);
1994	>	for (int i = 0; i < 4; i++) rs[i].assertNotInvoked();
1995	>	}}
1996
1997		/**
1998	<	* applyToEitherAsync result completes exceptionally after exceptional
2285	<	* completion of source
1998	>	* acceptEither result completes exceptionally if either source cancelled
1999		*/
2000	<	public void testApplyToEitherAsync2E() {
2001	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2002	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2003	<	CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
2004	<	f.completeExceptionally(new CFException());
2005	<	checkCompletedWithWrappedCFException(g);
2000	>	public void testAcceptEither_sourceCancelled() {
2001	>	for (ExecutionMode m : ExecutionMode.values())
2002	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2003	>	for (Integer v1 : new Integer[] { 1, null })
2004	>	{
2005	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2006	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2007	>	final NoopConsumer[] rs = new NoopConsumer[6];
2008	>	for (int i = 0; i < rs.length; i++) rs[i] = new NoopConsumer(m);
2009	>
2010	>	final CompletableFuture<Void> h0 = m.acceptEither(f, g, rs[0]);
2011	>	final CompletableFuture<Void> h1 = m.acceptEither(g, f, rs[1]);
2012	>	checkIncomplete(h0);
2013	>	checkIncomplete(h1);
2014	>	rs[0].assertNotInvoked();
2015	>	rs[1].assertNotInvoked();
2016	>	f.cancel(mayInterruptIfRunning);
2017	>	checkCompletedWithWrappedCancellationException(h0);
2018	>	checkCompletedWithWrappedCancellationException(h1);
2019	>	final CompletableFuture<Void> h2 = m.acceptEither(f, g, rs[2]);
2020	>	final CompletableFuture<Void> h3 = m.acceptEither(g, f, rs[3]);
2021	>	checkCompletedWithWrappedCancellationException(h2);
2022	>	checkCompletedWithWrappedCancellationException(h3);
2023	>
2024	>	g.complete(v1);
2025	>
2026	>	// unspecified behavior - both source completions available
2027	>	final CompletableFuture<Void> h4 = m.acceptEither(f, g, rs[4]);
2028	>	final CompletableFuture<Void> h5 = m.acceptEither(g, f, rs[5]);
2029	>	try {
2030	>	assertNull(h4.join());
2031	>	rs[4].assertValue(v1);
2032	>	} catch (CompletionException ok) {
2033	>	checkCompletedWithWrappedCancellationException(h4);
2034	>	rs[4].assertNotInvoked();
2035	>	}
2036	>	try {
2037	>	assertNull(h5.join());
2038	>	rs[5].assertValue(v1);
2039	>	} catch (CompletionException ok) {
2040	>	checkCompletedWithWrappedCancellationException(h5);
2041	>	rs[5].assertNotInvoked();
2042	>	}
2043
2044	<	f = new CompletableFuture<Integer>();
2045	<	f2 = new CompletableFuture<Integer>();
2046	<	f2.completeExceptionally(new CFException());
2047	<	g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
2048	<	f.complete(one);
2049	<	checkCompletedWithWrappedCFException(g);
2050	<	}
2044	>	checkCancelled(f);
2045	>	checkCompletedNormally(g, v1);
2046	>	checkCompletedWithWrappedCancellationException(h0);
2047	>	checkCompletedWithWrappedCancellationException(h1);
2048	>	checkCompletedWithWrappedCancellationException(h2);
2049	>	checkCompletedWithWrappedCancellationException(h3);
2050	>	for (int i = 0; i < 4; i++) rs[i].assertNotInvoked();
2051	>	}}
2052
2053		/**
2054	<	* applyToEitherAsync result completes exceptionally if action does
2054	>	* acceptEither result completes exceptionally if action does
2055		*/
2056	<	public void testApplyToEitherAsync3E() {
2057	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2058	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2059	<	FailingFunction r = new FailingFunction();
2060	<	CompletableFuture<Integer> g = f.applyToEitherAsync(f2, r, new ThreadExecutor());
2061	<	f.complete(one);
2062	<	checkCompletedWithWrappedCFException(g);
2063	<	}
2056	>	public void testAcceptEither_actionFailed() {
2057	>	for (ExecutionMode m : ExecutionMode.values())
2058	>	for (Integer v1 : new Integer[] { 1, null })
2059	>	for (Integer v2 : new Integer[] { 2, null })
2060	>	{
2061	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2062	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2063	>	final FailingConsumer[] rs = new FailingConsumer[6];
2064	>	for (int i = 0; i < rs.length; i++) rs[i] = new FailingConsumer(m);
2065	>
2066	>	final CompletableFuture<Void> h0 = m.acceptEither(f, g, rs[0]);
2067	>	final CompletableFuture<Void> h1 = m.acceptEither(g, f, rs[1]);
2068	>	f.complete(v1);
2069	>	final CompletableFuture<Void> h2 = m.acceptEither(f, g, rs[2]);
2070	>	final CompletableFuture<Void> h3 = m.acceptEither(g, f, rs[3]);
2071	>	checkCompletedWithWrappedCFException(h0);
2072	>	checkCompletedWithWrappedCFException(h1);
2073	>	checkCompletedWithWrappedCFException(h2);
2074	>	checkCompletedWithWrappedCFException(h3);
2075	>	for (int i = 0; i < 4; i++) rs[i].assertValue(v1);
2076	>
2077	>	g.complete(v2);
2078	>
2079	>	// unspecified behavior - both source completions available
2080	>	final CompletableFuture<Void> h4 = m.acceptEither(f, g, rs[4]);
2081	>	final CompletableFuture<Void> h5 = m.acceptEither(g, f, rs[5]);
2082	>
2083	>	checkCompletedWithWrappedCFException(h4);
2084	>	assertTrue(Objects.equals(v1, rs[4].value) ||
2085	>	Objects.equals(v2, rs[4].value));
2086	>	checkCompletedWithWrappedCFException(h5);
2087	>	assertTrue(Objects.equals(v1, rs[5].value) ||
2088	>	Objects.equals(v2, rs[5].value));
2089	>
2090	>	checkCompletedNormally(f, v1);
2091	>	checkCompletedNormally(g, v2);
2092	>	}}
2093
2094		/**
2095	<	* applyToEitherAsync result completes exceptionally if either source cancelled
2095	>	* runAfterEither result completes normally after normal completion
2096	>	* of either source
2097		*/
2098	<	public void testApplyToEitherAsync4E() {
2099	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2100	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2101	<	CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
2102	<	assertTrue(f.cancel(true));
2103	<	checkCompletedWithWrappedCancellationException(g);
2104	<
2105	<	f = new CompletableFuture<Integer>();
2106	<	f2 = new CompletableFuture<Integer>();
2107	<	assertTrue(f2.cancel(true));
2108	<	g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
2109	<	checkCompletedWithWrappedCancellationException(g);
2110	<	}
2098	>	public void testRunAfterEither_normalCompletion() {
2099	>	for (ExecutionMode m : ExecutionMode.values())
2100	>	for (Integer v1 : new Integer[] { 1, null })
2101	>	for (Integer v2 : new Integer[] { 2, null })
2102	>	{
2103	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2104	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2105	>	final Noop[] rs = new Noop[6];
2106	>	for (int i = 0; i < rs.length; i++) rs[i] = new Noop(m);
2107	>
2108	>	final CompletableFuture<Void> h0 = m.runAfterEither(f, g, rs[0]);
2109	>	final CompletableFuture<Void> h1 = m.runAfterEither(g, f, rs[1]);
2110	>	checkIncomplete(h0);
2111	>	checkIncomplete(h1);
2112	>	rs[0].assertNotInvoked();
2113	>	rs[1].assertNotInvoked();
2114	>	f.complete(v1);
2115	>	checkCompletedNormally(h0, null);
2116	>	checkCompletedNormally(h1, null);
2117	>	rs[0].assertInvoked();
2118	>	rs[1].assertInvoked();
2119	>	final CompletableFuture<Void> h2 = m.runAfterEither(f, g, rs[2]);
2120	>	final CompletableFuture<Void> h3 = m.runAfterEither(g, f, rs[3]);
2121	>	checkCompletedNormally(h2, null);
2122	>	checkCompletedNormally(h3, null);
2123	>	rs[2].assertInvoked();
2124	>	rs[3].assertInvoked();
2125	>
2126	>	g.complete(v2);
2127	>
2128	>	final CompletableFuture<Void> h4 = m.runAfterEither(f, g, rs[4]);
2129	>	final CompletableFuture<Void> h5 = m.runAfterEither(g, f, rs[5]);
2130	>
2131	>	checkCompletedNormally(f, v1);
2132	>	checkCompletedNormally(g, v2);
2133	>	checkCompletedNormally(h0, null);
2134	>	checkCompletedNormally(h1, null);
2135	>	checkCompletedNormally(h2, null);
2136	>	checkCompletedNormally(h3, null);
2137	>	checkCompletedNormally(h4, null);
2138	>	checkCompletedNormally(h5, null);
2139	>	for (int i = 0; i < 6; i++) rs[i].assertInvoked();
2140	>	}}
2141
2142		/**
2143	<	* acceptEitherAsync result completes normally after normal
2144	<	* completion of sources
2143	>	* runAfterEither result completes exceptionally after exceptional
2144	>	* completion of either source
2145		*/
2146	<	public void testAcceptEitherAsyncE() {
2147	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2148	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2149	<	IncAction r = new IncAction();
2150	<	CompletableFuture<Void> g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2151	<	f.complete(one);
2152	<	checkCompletedNormally(g, null);
2153	<	assertEquals(r.value, 2);
2146	>	public void testRunAfterEither_exceptionalCompletion() {
2147	>	for (ExecutionMode m : ExecutionMode.values())
2148	>	for (Integer v1 : new Integer[] { 1, null })
2149	>	{
2150	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2151	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2152	>	final CFException ex = new CFException();
2153	>	final Noop[] rs = new Noop[6];
2154	>	for (int i = 0; i < rs.length; i++) rs[i] = new Noop(m);
2155	>
2156	>	final CompletableFuture<Void> h0 = m.runAfterEither(f, g, rs[0]);
2157	>	final CompletableFuture<Void> h1 = m.runAfterEither(g, f, rs[1]);
2158	>	checkIncomplete(h0);
2159	>	checkIncomplete(h1);
2160	>	rs[0].assertNotInvoked();
2161	>	rs[1].assertNotInvoked();
2162	>	f.completeExceptionally(ex);
2163	>	checkCompletedWithWrappedCFException(h0, ex);
2164	>	checkCompletedWithWrappedCFException(h1, ex);
2165	>	final CompletableFuture<Void> h2 = m.runAfterEither(f, g, rs[2]);
2166	>	final CompletableFuture<Void> h3 = m.runAfterEither(g, f, rs[3]);
2167	>	checkCompletedWithWrappedCFException(h2, ex);
2168	>	checkCompletedWithWrappedCFException(h3, ex);
2169	>
2170	>	g.complete(v1);
2171	>
2172	>	// unspecified behavior - both source completions available
2173	>	final CompletableFuture<Void> h4 = m.runAfterEither(f, g, rs[4]);
2174	>	final CompletableFuture<Void> h5 = m.runAfterEither(g, f, rs[5]);
2175	>	try {
2176	>	assertNull(h4.join());
2177	>	rs[4].assertInvoked();
2178	>	} catch (CompletionException ok) {
2179	>	checkCompletedWithWrappedCFException(h4, ex);
2180	>	rs[4].assertNotInvoked();
2181	>	}
2182	>	try {
2183	>	assertNull(h5.join());
2184	>	rs[5].assertInvoked();
2185	>	} catch (CompletionException ok) {
2186	>	checkCompletedWithWrappedCFException(h5, ex);
2187	>	rs[5].assertNotInvoked();
2188	>	}
2189
2190	<	r = new IncAction();
2191	<	f = new CompletableFuture<Integer>();
2192	<	f.complete(one);
2193	<	f2 = new CompletableFuture<Integer>();
2194	<	g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2195	<	checkCompletedNormally(g, null);
2196	<	assertEquals(r.value, 2);
2197	<	}
2190	>	checkCompletedWithWrappedCFException(f, ex);
2191	>	checkCompletedNormally(g, v1);
2192	>	checkCompletedWithWrappedCFException(h0, ex);
2193	>	checkCompletedWithWrappedCFException(h1, ex);
2194	>	checkCompletedWithWrappedCFException(h2, ex);
2195	>	checkCompletedWithWrappedCFException(h3, ex);
2196	>	checkCompletedWithWrappedCFException(h4, ex);
2197	>	for (int i = 0; i < 4; i++) rs[i].assertNotInvoked();
2198	>	}}
2199
2200		/**
2201	<	* acceptEitherAsync result completes exceptionally after exceptional
2355	<	* completion of source
2201	>	* runAfterEither result completes exceptionally if either source cancelled
2202		*/
2203	<	public void testAcceptEitherAsync2E() {
2204	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2205	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2206	<	IncAction r = new IncAction();
2207	<	CompletableFuture<Void> g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2208	<	f.completeExceptionally(new CFException());
2209	<	checkCompletedWithWrappedCFException(g);
2210	<
2211	<	r = new IncAction();
2212	<	f = new CompletableFuture<Integer>();
2213	<	f2 = new CompletableFuture<Integer>();
2214	<	f2.completeExceptionally(new CFException());
2215	<	g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2216	<	f.complete(one);
2217	<	checkCompletedWithWrappedCFException(g);
2218	<	}
2203	>	public void testRunAfterEither_sourceCancelled() {
2204	>	for (ExecutionMode m : ExecutionMode.values())
2205	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2206	>	for (Integer v1 : new Integer[] { 1, null })
2207	>	{
2208	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2209	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2210	>	final Noop[] rs = new Noop[6];
2211	>	for (int i = 0; i < rs.length; i++) rs[i] = new Noop(m);
2212	>
2213	>	final CompletableFuture<Void> h0 = m.runAfterEither(f, g, rs[0]);
2214	>	final CompletableFuture<Void> h1 = m.runAfterEither(g, f, rs[1]);
2215	>	checkIncomplete(h0);
2216	>	checkIncomplete(h1);
2217	>	rs[0].assertNotInvoked();
2218	>	rs[1].assertNotInvoked();
2219	>	f.cancel(mayInterruptIfRunning);
2220	>	checkCompletedWithWrappedCancellationException(h0);
2221	>	checkCompletedWithWrappedCancellationException(h1);
2222	>	final CompletableFuture<Void> h2 = m.runAfterEither(f, g, rs[2]);
2223	>	final CompletableFuture<Void> h3 = m.runAfterEither(g, f, rs[3]);
2224	>	checkCompletedWithWrappedCancellationException(h2);
2225	>	checkCompletedWithWrappedCancellationException(h3);
2226	>
2227	>	g.complete(v1);
2228	>
2229	>	// unspecified behavior - both source completions available
2230	>	final CompletableFuture<Void> h4 = m.runAfterEither(f, g, rs[4]);
2231	>	final CompletableFuture<Void> h5 = m.runAfterEither(g, f, rs[5]);
2232	>	try {
2233	>	assertNull(h4.join());
2234	>	rs[4].assertInvoked();
2235	>	} catch (CompletionException ok) {
2236	>	checkCompletedWithWrappedCancellationException(h4);
2237	>	rs[4].assertNotInvoked();
2238	>	}
2239	>	try {
2240	>	assertNull(h5.join());
2241	>	rs[5].assertInvoked();
2242	>	} catch (CompletionException ok) {
2243	>	checkCompletedWithWrappedCancellationException(h5);
2244	>	rs[5].assertNotInvoked();
2245	>	}
2246
2247	<	/**
2248	<	* acceptEitherAsync result completes exceptionally if action does
2249	<	*/
2250	<	public void testAcceptEitherAsync3E() {
2251	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2252	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2253	<	FailingConsumer r = new FailingConsumer();
2254	<	CompletableFuture<Void> g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2382	<	f.complete(one);
2383	<	checkCompletedWithWrappedCFException(g);
2384	<	}
2247	>	checkCancelled(f);
2248	>	checkCompletedNormally(g, v1);
2249	>	checkCompletedWithWrappedCancellationException(h0);
2250	>	checkCompletedWithWrappedCancellationException(h1);
2251	>	checkCompletedWithWrappedCancellationException(h2);
2252	>	checkCompletedWithWrappedCancellationException(h3);
2253	>	for (int i = 0; i < 4; i++) rs[i].assertNotInvoked();
2254	>	}}
2255
2256		/**
2257	<	* acceptEitherAsync result completes exceptionally if either
2388	<	* source cancelled
2257	>	* runAfterEither result completes exceptionally if action does
2258		*/
2259	<	public void testAcceptEitherAsync4E() {
2260	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2261	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2262	<	IncAction r = new IncAction();
2263	<	CompletableFuture<Void> g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2264	<	assertTrue(f.cancel(true));
2265	<	checkCompletedWithWrappedCancellationException(g);
2266	<
2267	<	r = new IncAction();
2268	<	f = new CompletableFuture<Integer>();
2269	<	f2 = new CompletableFuture<Integer>();
2270	<	assertTrue(f2.cancel(true));
2271	<	g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2272	<	checkCompletedWithWrappedCancellationException(g);
2273	<	}
2259	>	public void testRunAfterEither_actionFailed() {
2260	>	for (ExecutionMode m : ExecutionMode.values())
2261	>	for (Integer v1 : new Integer[] { 1, null })
2262	>	for (Integer v2 : new Integer[] { 2, null })
2263	>	{
2264	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2265	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
2266	>	final FailingRunnable[] rs = new FailingRunnable[6];
2267	>	for (int i = 0; i < rs.length; i++) rs[i] = new FailingRunnable(m);
2268	>
2269	>	final CompletableFuture<Void> h0 = m.runAfterEither(f, g, rs[0]);
2270	>	final CompletableFuture<Void> h1 = m.runAfterEither(g, f, rs[1]);
2271	>	f.complete(v1);
2272	>	final CompletableFuture<Void> h2 = m.runAfterEither(f, g, rs[2]);
2273	>	final CompletableFuture<Void> h3 = m.runAfterEither(g, f, rs[3]);
2274	>	checkCompletedWithWrappedCFException(h0);
2275	>	checkCompletedWithWrappedCFException(h1);
2276	>	checkCompletedWithWrappedCFException(h2);
2277	>	checkCompletedWithWrappedCFException(h3);
2278	>	for (int i = 0; i < 4; i++) rs[i].assertInvoked();
2279	>	g.complete(v2);
2280	>	final CompletableFuture<Void> h4 = m.runAfterEither(f, g, rs[4]);
2281	>	final CompletableFuture<Void> h5 = m.runAfterEither(g, f, rs[5]);
2282	>	checkCompletedWithWrappedCFException(h4);
2283	>	checkCompletedWithWrappedCFException(h5);
2284	>
2285	>	checkCompletedNormally(f, v1);
2286	>	checkCompletedNormally(g, v2);
2287	>	for (int i = 0; i < 6; i++) rs[i].assertInvoked();
2288	>	}}
2289
2290		/**
2291	<	* runAfterEitherAsync result completes normally after normal
2408	<	* completion of sources
2291	>	* thenCompose result completes normally after normal completion of source
2292		*/
2293	<	public void testRunAfterEitherAsyncE() {
2294	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2295	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2296	<	Noop r = new Noop();
2297	<	CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
2298	<	f.complete(one);
2299	<	checkCompletedNormally(g, null);
2300	<	assertTrue(r.ran);
2301	<
2302	<	r = new Noop();
2303	<	f = new CompletableFuture<Integer>();
2304	<	f.complete(one);
2305	<	f2 = new CompletableFuture<Integer>();
2306	<	g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
2307	<	checkCompletedNormally(g, null);
2425	<	assertTrue(r.ran);
2426	<	}
2293	>	public void testThenCompose_normalCompletion() {
2294	>	for (ExecutionMode m : ExecutionMode.values())
2295	>	for (boolean createIncomplete : new boolean[] { true, false })
2296	>	for (Integer v1 : new Integer[] { 1, null })
2297	>	{
2298	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2299	>	final CompletableFutureInc r = new CompletableFutureInc(m);
2300	>	if (!createIncomplete) f.complete(v1);
2301	>	final CompletableFuture<Integer> g = m.thenCompose(f, r);
2302	>	if (createIncomplete) f.complete(v1);
2303	>
2304	>	checkCompletedNormally(g, inc(v1));
2305	>	checkCompletedNormally(f, v1);
2306	>	r.assertInvoked();
2307	>	}}
2308
2309		/**
2310	<	* runAfterEitherAsync result completes exceptionally after exceptional
2310	>	* thenCompose result completes exceptionally after exceptional
2311		* completion of source
2312		*/
2313	<	public void testRunAfterEitherAsync2E() {
2314	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2315	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2316	<	Noop r = new Noop();
2317	<	CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
2318	<	f.completeExceptionally(new CFException());
2319	<	checkCompletedWithWrappedCFException(g);
2320	<
2321	<	r = new Noop();
2322	<	f = new CompletableFuture<Integer>();
2323	<	f2 = new CompletableFuture<Integer>();
2324	<	f2.completeExceptionally(new CFException());
2325	<	g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
2326	<	f.complete(one);
2327	<	checkCompletedWithWrappedCFException(g);
2447	<	}
2448	<
2449	<	/**
2450	<	* runAfterEitherAsync result completes exceptionally if action does
2451	<	*/
2452	<	public void testRunAfterEitherAsync3E() {
2453	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2454	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2455	<	FailingNoop r = new FailingNoop();
2456	<	CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
2457	<	f.complete(one);
2458	<	checkCompletedWithWrappedCFException(g);
2459	<	}
2313	>	public void testThenCompose_exceptionalCompletion() {
2314	>	for (ExecutionMode m : ExecutionMode.values())
2315	>	for (boolean createIncomplete : new boolean[] { true, false })
2316	>	{
2317	>	final CFException ex = new CFException();
2318	>	final CompletableFutureInc r = new CompletableFutureInc(m);
2319	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2320	>	if (!createIncomplete) f.completeExceptionally(ex);
2321	>	final CompletableFuture<Integer> g = m.thenCompose(f, r);
2322	>	if (createIncomplete) f.completeExceptionally(ex);
2323	>
2324	>	checkCompletedWithWrappedCFException(g, ex);
2325	>	checkCompletedWithWrappedCFException(f, ex);
2326	>	r.assertNotInvoked();
2327	>	}}
2328
2329		/**
2330	<	* runAfterEitherAsync result completes exceptionally if either
2463	<	* source cancelled
2464	<	*/
2465	<	public void testRunAfterEitherAsync4E() {
2466	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2467	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2468	<	Noop r = new Noop();
2469	<	CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
2470	<	assertTrue(f.cancel(true));
2471	<	checkCompletedWithWrappedCancellationException(g);
2472	<
2473	<	r = new Noop();
2474	<	f = new CompletableFuture<Integer>();
2475	<	f2 = new CompletableFuture<Integer>();
2476	<	assertTrue(f2.cancel(true));
2477	<	g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
2478	<	checkCompletedWithWrappedCancellationException(g);
2479	<	}
2480	<
2481	<	/**
2482	<	* thenComposeAsync result completes normally after normal
2483	<	* completion of source
2330	>	* thenCompose result completes exceptionally if action does
2331		*/
2332	<	public void testThenComposeAsyncE() {
2333	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2334	<	CompletableFutureInc r = new CompletableFutureInc();
2335	<	CompletableFuture<Integer> g = f.thenComposeAsync(r, new ThreadExecutor());
2336	<	f.complete(one);
2337	<	checkCompletedNormally(g, two);
2338	<	}
2332	>	public void testThenCompose_actionFailed() {
2333	>	for (ExecutionMode m : ExecutionMode.values())
2334	>	for (boolean createIncomplete : new boolean[] { true, false })
2335	>	for (Integer v1 : new Integer[] { 1, null })
2336	>	{
2337	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2338	>	final FailingCompletableFutureFunction r
2339	>	= new FailingCompletableFutureFunction(m);
2340	>	if (!createIncomplete) f.complete(v1);
2341	>	final CompletableFuture<Integer> g = m.thenCompose(f, r);
2342	>	if (createIncomplete) f.complete(v1);
2343
2493	–	/**
2494	–	* thenComposeAsync result completes exceptionally after
2495	–	* exceptional completion of source
2496	–	*/
2497	–	public void testThenComposeAsync2E() {
2498	–	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2499	–	CompletableFutureInc r = new CompletableFutureInc();
2500	–	CompletableFuture<Integer> g = f.thenComposeAsync(r, new ThreadExecutor());
2501	–	f.completeExceptionally(new CFException());
2344		checkCompletedWithWrappedCFException(g);
2345	<	}
2345	>	checkCompletedNormally(f, v1);
2346	>	}}
2347
2348		/**
2349	<	* thenComposeAsync result completes exceptionally if action does
2349	>	* thenCompose result completes exceptionally if source cancelled
2350		*/
2351	<	public void testThenComposeAsync3E() {
2352	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2353	<	FailingCompletableFutureFunction r = new FailingCompletableFutureFunction();
2354	<	CompletableFuture<Integer> g = f.thenComposeAsync(r, new ThreadExecutor());
2355	<	f.complete(one);
2356	<	checkCompletedWithWrappedCFException(g);
2357	<	}
2351	>	public void testThenCompose_sourceCancelled() {
2352	>	for (ExecutionMode m : ExecutionMode.values())
2353	>	for (boolean createIncomplete : new boolean[] { true, false })
2354	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2355	>	{
2356	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
2357	>	final CompletableFutureInc r = new CompletableFutureInc(m);
2358	>	if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
2359	>	final CompletableFuture<Integer> g = m.thenCompose(f, r);
2360	>	if (createIncomplete) {
2361	>	checkIncomplete(g);
2362	>	assertTrue(f.cancel(mayInterruptIfRunning));
2363	>	}
2364
2516	–	/**
2517	–	* thenComposeAsync result completes exceptionally if source cancelled
2518	–	*/
2519	–	public void testThenComposeAsync4E() {
2520	–	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2521	–	CompletableFutureInc r = new CompletableFutureInc();
2522	–	CompletableFuture<Integer> g = f.thenComposeAsync(r, new ThreadExecutor());
2523	–	assertTrue(f.cancel(true));
2365		checkCompletedWithWrappedCancellationException(g);
2366	<	}
2366	>	checkCancelled(f);
2367	>	}}
2368
2369		// other static methods
2370
#	Line 2531 | Line 2373 | public class CompletableFutureTest exten
2373		* with the value null
2374		*/
2375		public void testAllOf_empty() throws Exception {
2376	<	CompletableFuture<?> f = CompletableFuture.allOf();
2376	>	CompletableFuture<Void> f = CompletableFuture.allOf();
2377		checkCompletedNormally(f, null);
2378		}
2379
2380		/**
2381	<	* allOf returns a future completed when all components complete
2381	>	* allOf returns a future completed normally with the value null
2382	>	* when all components complete normally
2383		*/
2384	<	public void testAllOf() throws Exception {
2384	>	public void testAllOf_normal() throws Exception {
2385		for (int k = 1; k < 20; ++k) {
2386	<	CompletableFuture[] fs = new CompletableFuture[k];
2386	>	CompletableFuture<Integer>[] fs
2387	>	= (CompletableFuture<Integer>[]) new CompletableFuture[k];
2388		for (int i = 0; i < k; ++i)
2389	<	fs[i] = new CompletableFuture<Integer>();
2389	>	fs[i] = new CompletableFuture<>();
2390		CompletableFuture<Void> f = CompletableFuture.allOf(fs);
2391		for (int i = 0; i < k; ++i) {
2392		checkIncomplete(f);
2393	+	checkIncomplete(CompletableFuture.allOf(fs));
2394		fs[i].complete(one);
2395		}
2396		checkCompletedNormally(f, null);
2397	+	checkCompletedNormally(CompletableFuture.allOf(fs), null);
2398	+	}
2399	+	}
2400	+
2401	+	public void testAllOf_backwards() throws Exception {
2402	+	for (int k = 1; k < 20; ++k) {
2403	+	CompletableFuture<Integer>[] fs
2404	+	= (CompletableFuture<Integer>[]) new CompletableFuture[k];
2405	+	for (int i = 0; i < k; ++i)
2406	+	fs[i] = new CompletableFuture<>();
2407	+	CompletableFuture<Void> f = CompletableFuture.allOf(fs);
2408	+	for (int i = k - 1; i >= 0; i--) {
2409	+	checkIncomplete(f);
2410	+	checkIncomplete(CompletableFuture.allOf(fs));
2411	+	fs[i].complete(one);
2412	+	}
2413	+	checkCompletedNormally(f, null);
2414	+	checkCompletedNormally(CompletableFuture.allOf(fs), null);
2415		}
2416		}
2417
#	Line 2556 | Line 2419 | public class CompletableFutureTest exten
2419		* anyOf(no component futures) returns an incomplete future
2420		*/
2421		public void testAnyOf_empty() throws Exception {
2422	<	CompletableFuture<?> f = CompletableFuture.anyOf();
2422	>	CompletableFuture<Object> f = CompletableFuture.anyOf();
2423		checkIncomplete(f);
2424		}
2425
2426		/**
2427	<	* anyOf returns a future completed when any components complete
2427	>	* anyOf returns a future completed normally with a value when
2428	>	* a component future does
2429		*/
2430	<	public void testAnyOf() throws Exception {
2431	<	for (int k = 1; k < 20; ++k) {
2430	>	public void testAnyOf_normal() throws Exception {
2431	>	for (int k = 0; k < 10; ++k) {
2432		CompletableFuture[] fs = new CompletableFuture[k];
2433		for (int i = 0; i < k; ++i)
2434	<	fs[i] = new CompletableFuture<Integer>();
2434	>	fs[i] = new CompletableFuture<>();
2435		CompletableFuture<Object> f = CompletableFuture.anyOf(fs);
2436		checkIncomplete(f);
2437		for (int i = 0; i < k; ++i) {
2438		fs[i].complete(one);
2439		checkCompletedNormally(f, one);
2440	+	checkCompletedNormally(CompletableFuture.anyOf(fs), one);
2441	+	}
2442	+	}
2443	+	}
2444	+
2445	+	/**
2446	+	* anyOf result completes exceptionally when any component does.
2447	+	*/
2448	+	public void testAnyOf_exceptional() throws Exception {
2449	+	for (int k = 0; k < 10; ++k) {
2450	+	CompletableFuture[] fs = new CompletableFuture[k];
2451	+	for (int i = 0; i < k; ++i)
2452	+	fs[i] = new CompletableFuture<>();
2453	+	CompletableFuture<Object> f = CompletableFuture.anyOf(fs);
2454	+	checkIncomplete(f);
2455	+	for (int i = 0; i < k; ++i) {
2456	+	fs[i].completeExceptionally(new CFException());
2457	+	checkCompletedWithWrappedCFException(f);
2458	+	checkCompletedWithWrappedCFException(CompletableFuture.anyOf(fs));
2459		}
2460		}
2461		}
#	Line 2581 | Line 2464 | public class CompletableFutureTest exten
2464		* Completion methods throw NullPointerException with null arguments
2465		*/
2466		public void testNPE() {
2467	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2468	<	CompletableFuture<Integer> g = new CompletableFuture<Integer>();
2467	>	CompletableFuture<Integer> f = new CompletableFuture<>();
2468	>	CompletableFuture<Integer> g = new CompletableFuture<>();
2469		CompletableFuture<Integer> nullFuture = (CompletableFuture<Integer>)null;
2470		CompletableFuture<?> h;
2471		ThreadExecutor exec = new ThreadExecutor();
2472
2473		Runnable[] throwingActions = {
2474	<	() -> { CompletableFuture.supplyAsync(null); },
2475	<	() -> { CompletableFuture.supplyAsync(null, exec); },
2476	<	() -> { CompletableFuture.supplyAsync(supplyOne, null); },
2477	<
2478	<	() -> { CompletableFuture.runAsync(null); },
2479	<	() -> { CompletableFuture.runAsync(null, exec); },
2480	<	() -> { CompletableFuture.runAsync(() -> {}, null); },
2481	<
2482	<	() -> { f.completeExceptionally(null); },
2483	<
2484	<	() -> { f.thenApply(null); },
2485	<	() -> { f.thenApplyAsync(null); },
2486	<	() -> { f.thenApplyAsync((x) -> x, null); },
2487	<	() -> { f.thenApplyAsync(null, exec); },
2488	<
2489	<	() -> { f.thenAccept(null); },
2490	<	() -> { f.thenAcceptAsync(null); },
2491	<	() -> { f.thenAcceptAsync((x) -> { ; }, null); },
2492	<	() -> { f.thenAcceptAsync(null, exec); },
2493	<
2494	<	() -> { f.thenRun(null); },
2495	<	() -> { f.thenRunAsync(null); },
2496	<	() -> { f.thenRunAsync(() -> { ; }, null); },
2497	<	() -> { f.thenRunAsync(null, exec); },
2498	<
2499	<	() -> { f.thenCombine(g, null); },
2500	<	() -> { f.thenCombineAsync(g, null); },
2501	<	() -> { f.thenCombineAsync(g, null, exec); },
2502	<	() -> { f.thenCombine(nullFuture, (x, y) -> x); },
2503	<	() -> { f.thenCombineAsync(nullFuture, (x, y) -> x); },
2504	<	() -> { f.thenCombineAsync(nullFuture, (x, y) -> x, exec); },
2505	<	() -> { f.thenCombineAsync(g, (x, y) -> x, null); },
2506	<
2507	<	() -> { f.thenAcceptBoth(g, null); },
2508	<	() -> { f.thenAcceptBothAsync(g, null); },
2509	<	() -> { f.thenAcceptBothAsync(g, null, exec); },
2510	<	() -> { f.thenAcceptBoth(nullFuture, (x, y) -> {}); },
2511	<	() -> { f.thenAcceptBothAsync(nullFuture, (x, y) -> {}); },
2512	<	() -> { f.thenAcceptBothAsync(nullFuture, (x, y) -> {}, exec); },
2513	<	() -> { f.thenAcceptBothAsync(g, (x, y) -> {}, null); },
2514	<
2515	<	() -> { f.runAfterBoth(g, null); },
2516	<	() -> { f.runAfterBothAsync(g, null); },
2517	<	() -> { f.runAfterBothAsync(g, null, exec); },
2518	<	() -> { f.runAfterBoth(nullFuture, () -> {}); },
2519	<	() -> { f.runAfterBothAsync(nullFuture, () -> {}); },
2520	<	() -> { f.runAfterBothAsync(nullFuture, () -> {}, exec); },
2521	<	() -> { f.runAfterBothAsync(g, () -> {}, null); },
2522	<
2523	<	() -> { f.applyToEither(g, null); },
2524	<	() -> { f.applyToEitherAsync(g, null); },
2525	<	() -> { f.applyToEitherAsync(g, null, exec); },
2526	<	() -> { f.applyToEither(nullFuture, (x) -> x); },
2527	<	() -> { f.applyToEitherAsync(nullFuture, (x) -> x); },
2528	<	() -> { f.applyToEitherAsync(nullFuture, (x) -> x, exec); },
2529	<	() -> { f.applyToEitherAsync(g, (x) -> x, null); },
2530	<
2531	<	() -> { f.acceptEither(g, null); },
2532	<	() -> { f.acceptEitherAsync(g, null); },
2533	<	() -> { f.acceptEitherAsync(g, null, exec); },
2534	<	() -> { f.acceptEither(nullFuture, (x) -> {}); },
2535	<	() -> { f.acceptEitherAsync(nullFuture, (x) -> {}); },
2536	<	() -> { f.acceptEitherAsync(nullFuture, (x) -> {}, exec); },
2537	<	() -> { f.acceptEitherAsync(g, (x) -> {}, null); },
2538	<
2539	<	() -> { f.runAfterEither(g, null); },
2540	<	() -> { f.runAfterEitherAsync(g, null); },
2541	<	() -> { f.runAfterEitherAsync(g, null, exec); },
2542	<	() -> { f.runAfterEither(nullFuture, () -> {}); },
2543	<	() -> { f.runAfterEitherAsync(nullFuture, () -> {}); },
2544	<	() -> { f.runAfterEitherAsync(nullFuture, () -> {}, exec); },
2545	<	() -> { f.runAfterEitherAsync(g, () -> {}, null); },
2546	<
2547	<	() -> { f.thenCompose(null); },
2548	<	() -> { f.thenComposeAsync(null); },
2549	<	() -> { f.thenComposeAsync(new CompletableFutureInc(), null); },
2550	<	() -> { f.thenComposeAsync(null, exec); },
2551	<
2552	<	() -> { f.exceptionally(null); },
2553	<
2554	<	() -> { f.handle(null); },
2555	<
2556	<	() -> { CompletableFuture.allOf((CompletableFuture<?>)null); },
2557	<	() -> { CompletableFuture.allOf((CompletableFuture<?>[])null); },
2558	<	() -> { CompletableFuture.allOf(f, null); },
2559	<	() -> { CompletableFuture.allOf(null, f); },
2560	<
2561	<	() -> { CompletableFuture.anyOf((CompletableFuture<?>)null); },
2562	<	() -> { CompletableFuture.anyOf((CompletableFuture<?>[])null); },
2563	<	() -> { CompletableFuture.anyOf(f, null); },
2564	<	() -> { CompletableFuture.anyOf(null, f); },
2474	>	() -> CompletableFuture.supplyAsync(null),
2475	>	() -> CompletableFuture.supplyAsync(null, exec),
2476	>	() -> CompletableFuture.supplyAsync(new IntegerSupplier(ExecutionMode.DEFAULT, 42), null),
2477	>
2478	>	() -> CompletableFuture.runAsync(null),
2479	>	() -> CompletableFuture.runAsync(null, exec),
2480	>	() -> CompletableFuture.runAsync(() -> {}, null),
2481	>
2482	>	() -> f.completeExceptionally(null),
2483	>
2484	>	() -> f.thenApply(null),
2485	>	() -> f.thenApplyAsync(null),
2486	>	() -> f.thenApplyAsync((x) -> x, null),
2487	>	() -> f.thenApplyAsync(null, exec),
2488	>
2489	>	() -> f.thenAccept(null),
2490	>	() -> f.thenAcceptAsync(null),
2491	>	() -> f.thenAcceptAsync((x) -> {} , null),
2492	>	() -> f.thenAcceptAsync(null, exec),
2493	>
2494	>	() -> f.thenRun(null),
2495	>	() -> f.thenRunAsync(null),
2496	>	() -> f.thenRunAsync(() -> {} , null),
2497	>	() -> f.thenRunAsync(null, exec),
2498	>
2499	>	() -> f.thenCombine(g, null),
2500	>	() -> f.thenCombineAsync(g, null),
2501	>	() -> f.thenCombineAsync(g, null, exec),
2502	>	() -> f.thenCombine(nullFuture, (x, y) -> x),
2503	>	() -> f.thenCombineAsync(nullFuture, (x, y) -> x),
2504	>	() -> f.thenCombineAsync(nullFuture, (x, y) -> x, exec),
2505	>	() -> f.thenCombineAsync(g, (x, y) -> x, null),
2506	>
2507	>	() -> f.thenAcceptBoth(g, null),
2508	>	() -> f.thenAcceptBothAsync(g, null),
2509	>	() -> f.thenAcceptBothAsync(g, null, exec),
2510	>	() -> f.thenAcceptBoth(nullFuture, (x, y) -> {}),
2511	>	() -> f.thenAcceptBothAsync(nullFuture, (x, y) -> {}),
2512	>	() -> f.thenAcceptBothAsync(nullFuture, (x, y) -> {}, exec),
2513	>	() -> f.thenAcceptBothAsync(g, (x, y) -> {}, null),
2514	>
2515	>	() -> f.runAfterBoth(g, null),
2516	>	() -> f.runAfterBothAsync(g, null),
2517	>	() -> f.runAfterBothAsync(g, null, exec),
2518	>	() -> f.runAfterBoth(nullFuture, () -> {}),
2519	>	() -> f.runAfterBothAsync(nullFuture, () -> {}),
2520	>	() -> f.runAfterBothAsync(nullFuture, () -> {}, exec),
2521	>	() -> f.runAfterBothAsync(g, () -> {}, null),
2522	>
2523	>	() -> f.applyToEither(g, null),
2524	>	() -> f.applyToEitherAsync(g, null),
2525	>	() -> f.applyToEitherAsync(g, null, exec),
2526	>	() -> f.applyToEither(nullFuture, (x) -> x),
2527	>	() -> f.applyToEitherAsync(nullFuture, (x) -> x),
2528	>	() -> f.applyToEitherAsync(nullFuture, (x) -> x, exec),
2529	>	() -> f.applyToEitherAsync(g, (x) -> x, null),
2530	>
2531	>	() -> f.acceptEither(g, null),
2532	>	() -> f.acceptEitherAsync(g, null),
2533	>	() -> f.acceptEitherAsync(g, null, exec),
2534	>	() -> f.acceptEither(nullFuture, (x) -> {}),
2535	>	() -> f.acceptEitherAsync(nullFuture, (x) -> {}),
2536	>	() -> f.acceptEitherAsync(nullFuture, (x) -> {}, exec),
2537	>	() -> f.acceptEitherAsync(g, (x) -> {}, null),
2538	>
2539	>	() -> f.runAfterEither(g, null),
2540	>	() -> f.runAfterEitherAsync(g, null),
2541	>	() -> f.runAfterEitherAsync(g, null, exec),
2542	>	() -> f.runAfterEither(nullFuture, () -> {}),
2543	>	() -> f.runAfterEitherAsync(nullFuture, () -> {}),
2544	>	() -> f.runAfterEitherAsync(nullFuture, () -> {}, exec),
2545	>	() -> f.runAfterEitherAsync(g, () -> {}, null),
2546	>
2547	>	() -> f.thenCompose(null),
2548	>	() -> f.thenComposeAsync(null),
2549	>	() -> f.thenComposeAsync(new CompletableFutureInc(ExecutionMode.EXECUTOR), null),
2550	>	() -> f.thenComposeAsync(null, exec),
2551	>
2552	>	() -> f.exceptionally(null),
2553	>
2554	>	() -> f.handle(null),
2555	>
2556	>	() -> CompletableFuture.allOf((CompletableFuture<?>)null),
2557	>	() -> CompletableFuture.allOf((CompletableFuture<?>[])null),
2558	>	() -> CompletableFuture.allOf(f, null),
2559	>	() -> CompletableFuture.allOf(null, f),
2560	>
2561	>	() -> CompletableFuture.anyOf((CompletableFuture<?>)null),
2562	>	() -> CompletableFuture.anyOf((CompletableFuture<?>[])null),
2563	>	() -> CompletableFuture.anyOf(f, null),
2564	>	() -> CompletableFuture.anyOf(null, f),
2565	>
2566	>	() -> f.obtrudeException(null),
2567		};
2568
2569		assertThrows(NullPointerException.class, throwingActions);
2570		assertEquals(0, exec.count.get());
2571		}
2572
2573	+	/**
2574	+	* toCompletableFuture returns this CompletableFuture.
2575	+	*/
2576	+	public void testToCompletableFuture() {
2577	+	CompletableFuture<Integer> f = new CompletableFuture<>();
2578	+	assertSame(f, f.toCompletableFuture());
2579	+	}
2580	+
2581	+	/**
2582	+	* whenComplete action executes on normal completion, propagating
2583	+	* source result.
2584	+	*/
2585	+	public void testWhenComplete_normalCompletion1() {
2586	+	for (ExecutionMode m : ExecutionMode.values())
2587	+	for (boolean createIncomplete : new boolean[] { true, false })
2588	+	for (Integer v1 : new Integer[] { 1, null })
2589	+	{
2590	+	final AtomicInteger a = new AtomicInteger(0);
2591	+	final CompletableFuture<Integer> f = new CompletableFuture<>();
2592	+	if (!createIncomplete) f.complete(v1);
2593	+	final CompletableFuture<Integer> g = m.whenComplete
2594	+	(f,
2595	+	(Integer x, Throwable t) -> {
2596	+	threadAssertSame(x, v1);
2597	+	threadAssertNull(t);
2598	+	a.getAndIncrement();
2599	+	});
2600	+	if (createIncomplete) f.complete(v1);
2601	+
2602	+	checkCompletedNormally(g, v1);
2603	+	checkCompletedNormally(f, v1);
2604	+	assertEquals(1, a.get());
2605	+	}}
2606	+
2607	+	/**
2608	+	* whenComplete action executes on exceptional completion, propagating
2609	+	* source result.
2610	+	*/
2611	+	public void testWhenComplete_exceptionalCompletion() {
2612	+	for (ExecutionMode m : ExecutionMode.values())
2613	+	for (boolean createIncomplete : new boolean[] { true, false })
2614	+	for (Integer v1 : new Integer[] { 1, null })
2615	+	{
2616	+	final AtomicInteger a = new AtomicInteger(0);
2617	+	final CFException ex = new CFException();
2618	+	final CompletableFuture<Integer> f = new CompletableFuture<>();
2619	+	if (!createIncomplete) f.completeExceptionally(ex);
2620	+	final CompletableFuture<Integer> g = m.whenComplete
2621	+	(f,
2622	+	(Integer x, Throwable t) -> {
2623	+	threadAssertNull(x);
2624	+	threadAssertSame(t, ex);
2625	+	a.getAndIncrement();
2626	+	});
2627	+	if (createIncomplete) f.completeExceptionally(ex);
2628	+	checkCompletedWithWrappedCFException(f, ex);
2629	+	checkCompletedWithWrappedCFException(g, ex);
2630	+	assertEquals(1, a.get());
2631	+	}}
2632	+
2633	+	/**
2634	+	* whenComplete action executes on cancelled source, propagating
2635	+	* CancellationException.
2636	+	*/
2637	+	public void testWhenComplete_sourceCancelled() {
2638	+	for (ExecutionMode m : ExecutionMode.values())
2639	+	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2640	+	for (boolean createIncomplete : new boolean[] { true, false })
2641	+	{
2642	+	final AtomicInteger a = new AtomicInteger(0);
2643	+	final CompletableFuture<Integer> f = new CompletableFuture<>();
2644	+	if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
2645	+	final CompletableFuture<Integer> g = m.whenComplete
2646	+	(f,
2647	+	(Integer x, Throwable t) -> {
2648	+	threadAssertNull(x);
2649	+	threadAssertTrue(t instanceof CancellationException);
2650	+	a.getAndIncrement();
2651	+	});
2652	+	if (createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
2653	+
2654	+	//try { g.join(); } catch (Throwable t) { throw new Error(t); }
2655	+	checkCompletedWithWrappedCancellationException(g);
2656	+	checkCancelled(f);
2657	+	assertEquals(1, a.get());
2658	+	}}
2659	+
2660	+	/**
2661	+	* If a whenComplete action throws an exception when triggered by
2662	+	* a normal completion, it completes exceptionally
2663	+	*/
2664	+	public void testWhenComplete_actionFailed() {
2665	+	for (boolean createIncomplete : new boolean[] { true, false })
2666	+	for (ExecutionMode m : ExecutionMode.values())
2667	+	for (Integer v1 : new Integer[] { 1, null })
2668	+	{
2669	+	final AtomicInteger a = new AtomicInteger(0);
2670	+	final CFException ex = new CFException();
2671	+	final CompletableFuture<Integer> f = new CompletableFuture<>();
2672	+	if (!createIncomplete) f.complete(v1);
2673	+	final CompletableFuture<Integer> g = m.whenComplete
2674	+	(f,
2675	+	(Integer x, Throwable t) -> {
2676	+	threadAssertSame(x, v1);
2677	+	threadAssertNull(t);
2678	+	a.getAndIncrement();
2679	+	throw ex;
2680	+	});
2681	+	if (createIncomplete) f.complete(v1);
2682	+	checkCompletedNormally(f, v1);
2683	+	checkCompletedWithWrappedCFException(g, ex);
2684	+	assertEquals(1, a.get());
2685	+	}}
2686	+
2687	+	/**
2688	+	* If a whenComplete action throws an exception when triggered by
2689	+	* a source completion that also throws an exception, the source
2690	+	* exception takes precedence.
2691	+	*/
2692	+	public void testWhenComplete_actionFailedSourceFailed() {
2693	+	for (boolean createIncomplete : new boolean[] { true, false })
2694	+	for (ExecutionMode m : ExecutionMode.values())
2695	+	for (Integer v1 : new Integer[] { 1, null })
2696	+	{
2697	+	final AtomicInteger a = new AtomicInteger(0);
2698	+	final CFException ex1 = new CFException();
2699	+	final CFException ex2 = new CFException();
2700	+	final CompletableFuture<Integer> f = new CompletableFuture<>();
2701	+
2702	+	if (!createIncomplete) f.completeExceptionally(ex1);
2703	+	final CompletableFuture<Integer> g = m.whenComplete
2704	+	(f,
2705	+	(Integer x, Throwable t) -> {
2706	+	threadAssertSame(t, ex1);
2707	+	threadAssertNull(x);
2708	+	a.getAndIncrement();
2709	+	throw ex2;
2710	+	});
2711	+	if (createIncomplete) f.completeExceptionally(ex1);
2712	+
2713	+	checkCompletedWithWrappedCFException(f, ex1);
2714	+	checkCompletedWithWrappedCFException(g, ex1);
2715	+	assertEquals(1, a.get());
2716	+	}}
2717	+
2718		}

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