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Comparing jsr166/src/test/tck/CompletableFutureTest.java (file contents):
Revision 1.24 by jsr166, Sun Apr 14 05:45:38 2013 UTC vs.
Revision 1.44 by jsr166, Mon Jun 2 06:06:30 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.TimeoutException;
21   import java.util.concurrent.atomic.AtomicInteger;
22   import static java.util.concurrent.TimeUnit.MILLISECONDS;
# Line 68 | Line 69 | public class CompletableFutureTest exten
69          } catch (Throwable fail) { threadUnexpectedException(fail); }
70          assertTrue(f.isDone());
71          assertFalse(f.isCancelled());
72 +        assertFalse(f.isCompletedExceptionally());
73          assertTrue(f.toString().contains("[Completed normally]"));
74      }
75  
# Line 101 | Line 103 | public class CompletableFutureTest exten
103          assertTrue(f.toString().contains("[Completed exceptionally]"));
104      }
105  
106 +    void checkCompletedWithWrappedCFException(CompletableFuture<?> f,
107 +                                              CFException ex) {
108 +        try {
109 +            f.get(LONG_DELAY_MS, MILLISECONDS);
110 +            shouldThrow();
111 +        } catch (ExecutionException success) {
112 +            assertSame(ex, success.getCause());
113 +        } catch (Throwable fail) { threadUnexpectedException(fail); }
114 +        try {
115 +            f.join();
116 +            shouldThrow();
117 +        } catch (CompletionException success) {
118 +            assertSame(ex, success.getCause());
119 +        }
120 +        try {
121 +            f.getNow(null);
122 +            shouldThrow();
123 +        } catch (CompletionException success) {
124 +            assertSame(ex, success.getCause());
125 +        }
126 +        try {
127 +            f.get();
128 +            shouldThrow();
129 +        } catch (ExecutionException success) {
130 +            assertSame(ex, success.getCause());
131 +        } catch (Throwable fail) { threadUnexpectedException(fail); }
132 +        assertTrue(f.isDone());
133 +        assertFalse(f.isCancelled());
134 +        assertTrue(f.toString().contains("[Completed exceptionally]"));
135 +    }
136 +
137      void checkCancelled(CompletableFuture<?> f) {
138          try {
139              f.get(LONG_DELAY_MS, MILLISECONDS);
# Line 121 | Line 154 | public class CompletableFutureTest exten
154          } catch (CancellationException success) {
155          } catch (Throwable fail) { threadUnexpectedException(fail); }
156          assertTrue(f.isDone());
157 +        assertTrue(f.isCompletedExceptionally());
158          assertTrue(f.isCancelled());
159          assertTrue(f.toString().contains("[Completed exceptionally]"));
160      }
# Line 152 | Line 186 | public class CompletableFutureTest exten
186          } catch (Throwable fail) { threadUnexpectedException(fail); }
187          assertTrue(f.isDone());
188          assertFalse(f.isCancelled());
189 +        assertTrue(f.isCompletedExceptionally());
190          assertTrue(f.toString().contains("[Completed exceptionally]"));
191      }
192  
# Line 256 | Line 291 | public class CompletableFutureTest exten
291          assertEquals(g.getNumberOfDependents(), 0);
292      }
293  
259
294      /**
295       * toString indicates current completion state
296       */
# Line 284 | Line 318 | public class CompletableFutureTest exten
318  
319      // Choose non-commutative actions for better coverage
320  
321 +    // A non-commutative function that handles and produces null values as well.
322 +    static Integer subtract(Integer x, Integer y) {
323 +        return (x == null && y == null) ? null :
324 +            ((x == null) ? 42 : x.intValue())
325 +            - ((y == null) ? 99 : y.intValue());
326 +    }
327 +
328 +    // A function that handles and produces null values as well.
329 +    static Integer inc(Integer x) {
330 +        return (x == null) ? null : x + 1;
331 +    }
332 +
333      static final Supplier<Integer> supplyOne =
334          () -> Integer.valueOf(1);
335      static final Function<Integer, Integer> inc =
336          (Integer x) -> Integer.valueOf(x.intValue() + 1);
337      static final BiFunction<Integer, Integer, Integer> subtract =
338 <        (Integer x, Integer y) -> Integer.valueOf(x.intValue() - y.intValue());
338 >        (Integer x, Integer y) -> subtract(x, y);
339      static final class IncAction implements Consumer<Integer> {
340 <        int value;
341 <        public void accept(Integer x) { value = x.intValue() + 1; }
340 >        int invocationCount = 0;
341 >        Integer value;
342 >        public void accept(Integer x) {
343 >            invocationCount++;
344 >            value = inc(x);
345 >        }
346 >    }
347 >    static final class IncFunction implements Function<Integer,Integer> {
348 >        int invocationCount = 0;
349 >        Integer value;
350 >        public Integer apply(Integer x) {
351 >            invocationCount++;
352 >            return value = inc(x);
353 >        }
354      }
355      static final class SubtractAction implements BiConsumer<Integer, Integer> {
356 <        int value;
356 >        int invocationCount = 0;
357 >        Integer value;
358 >        // Check this action was invoked exactly once when result is computed.
359          public void accept(Integer x, Integer y) {
360 <            value = x.intValue() - y.intValue();
360 >            invocationCount++;
361 >            value = subtract(x, y);
362 >        }
363 >    }
364 >    static final class SubtractFunction implements BiFunction<Integer, Integer, Integer> {
365 >        int invocationCount = 0;
366 >        Integer value;
367 >        // Check this action was invoked exactly once when result is computed.
368 >        public Integer apply(Integer x, Integer y) {
369 >            invocationCount++;
370 >            return value = subtract(x, y);
371          }
372      }
373      static final class Noop implements Runnable {
374 <        boolean ran;
375 <        public void run() { ran = true; }
374 >        int invocationCount = 0;
375 >        public void run() {
376 >            invocationCount++;
377 >        }
378      }
379  
380      static final class FailingSupplier implements Supplier<Integer> {
381 <        boolean ran;
382 <        public Integer get() { ran = true; throw new CFException(); }
381 >        int invocationCount = 0;
382 >        public Integer get() {
383 >            invocationCount++;
384 >            throw new CFException();
385 >        }
386      }
387      static final class FailingConsumer implements Consumer<Integer> {
388 <        boolean ran;
389 <        public void accept(Integer x) { ran = true; throw new CFException(); }
388 >        int invocationCount = 0;
389 >        public void accept(Integer x) {
390 >            invocationCount++;
391 >            throw new CFException();
392 >        }
393      }
394      static final class FailingBiConsumer implements BiConsumer<Integer, Integer> {
395 <        boolean ran;
396 <        public void accept(Integer x, Integer y) { ran = true; throw new CFException(); }
395 >        int invocationCount = 0;
396 >        public void accept(Integer x, Integer y) {
397 >            invocationCount++;
398 >            throw new CFException();
399 >        }
400      }
401      static final class FailingFunction implements Function<Integer, Integer> {
402 <        boolean ran;
403 <        public Integer apply(Integer x) { ran = true; throw new CFException(); }
402 >        int invocationCount = 0;
403 >        public Integer apply(Integer x) {
404 >            invocationCount++;
405 >            throw new CFException();
406 >        }
407      }
408      static final class FailingBiFunction implements BiFunction<Integer, Integer, Integer> {
409 <        boolean ran;
410 <        public Integer apply(Integer x, Integer y) { ran = true; throw new CFException(); }
409 >        int invocationCount = 0;
410 >        public Integer apply(Integer x, Integer y) {
411 >            invocationCount++;
412 >            throw new CFException();
413 >        }
414      }
415      static final class FailingNoop implements Runnable {
416 <        boolean ran;
417 <        public void run() { ran = true; throw new CFException(); }
416 >        int invocationCount = 0;
417 >        public void run() {
418 >            invocationCount++;
419 >            throw new CFException();
420 >        }
421      }
422  
423      static final class CompletableFutureInc
424          implements Function<Integer, CompletableFuture<Integer>> {
425 <        boolean ran;
425 >        int invocationCount = 0;
426          public CompletableFuture<Integer> apply(Integer x) {
427 <            ran = true;
427 >            invocationCount++;
428              CompletableFuture<Integer> f = new CompletableFuture<>();
429 <            f.complete(Integer.valueOf(x.intValue() + 1));
429 >            f.complete(inc(x));
430              return f;
431          }
432      }
433  
434      static final class FailingCompletableFutureFunction
435          implements Function<Integer, CompletableFuture<Integer>> {
436 <        boolean ran;
436 >        int invocationCount = 0;
437          public CompletableFuture<Integer> apply(Integer x) {
438 <            ran = true; throw new CFException();
438 >            invocationCount++;
439 >            throw new CFException();
440          }
441      }
442  
# Line 364 | Line 455 | public class CompletableFutureTest exten
455      }
456  
457      static final class IntegerHandler implements BiFunction<Integer, Throwable, Integer> {
458 <        boolean ran;
458 >        int invocationCount = 0;
459          public Integer apply(Integer x, Throwable t) {
460 <            ran = true;
460 >            invocationCount++;
461              return (t == null) ? two : three;
462          }
463      }
464  
465 +    /**
466 +     * Permits the testing of parallel code for the 3 different
467 +     * execution modes without repeating all the testing code.
468 +     */
469 +    enum ExecutionMode {
470 +        DEFAULT {
471 +            public <T,U> CompletableFuture<Void> runAfterBoth
472 +                (CompletableFuture<T> f, CompletableFuture<U> g, Runnable a) {
473 +                return f.runAfterBoth(g, a);
474 +            }
475 +            public <T,U> CompletableFuture<Void> thenAcceptBoth
476 +                (CompletableFuture<T> f,
477 +                 CompletionStage<? extends U> g,
478 +                 BiConsumer<? super T,? super U> a) {
479 +                return f.thenAcceptBoth(g, a);
480 +            }
481 +            public <T,U,V> CompletableFuture<V> thenCombine
482 +                (CompletableFuture<T> f,
483 +                 CompletionStage<? extends U> g,
484 +                 BiFunction<? super T,? super U,? extends V> a) {
485 +                return f.thenCombine(g, a);
486 +            }
487 +            public <T,U> CompletableFuture<U> applyToEither
488 +                (CompletableFuture<T> f,
489 +                 CompletionStage<? extends T> g,
490 +                 Function<? super T,U> a) {
491 +                return f.applyToEither(g, a);
492 +            }
493 +            public <T> CompletableFuture<Void> acceptEither
494 +                (CompletableFuture<T> f,
495 +                 CompletionStage<? extends T> g,
496 +                 Consumer<? super T> a) {
497 +                return f.acceptEither(g, a);
498 +            }
499 +            public <T> CompletableFuture<Void> runAfterEither
500 +                (CompletableFuture<T> f,
501 +                 CompletionStage<?> g,
502 +                 java.lang.Runnable a) {
503 +                return f.runAfterEither(g, a);
504 +            }
505 +            public <T,U> CompletableFuture<U> thenCompose
506 +                (CompletableFuture<T> f,
507 +                 Function<? super T,? extends CompletionStage<U>> a) {
508 +                return f.thenCompose(a);
509 +            }
510 +            public <T> CompletableFuture<T> whenComplete
511 +                (CompletableFuture<T> f,
512 +                 BiConsumer<? super T,? super Throwable> a) {
513 +                return f.whenComplete(a);
514 +            }
515 +        },
516 +
517 + //             /** Experimental way to do more testing */
518 + //         REVERSE_DEFAULT {
519 + //             public <T,U> CompletableFuture<Void> runAfterBoth
520 + //                 (CompletableFuture<T> f, CompletableFuture<U> g, Runnable a) {
521 + //                 return g.runAfterBoth(f, a);
522 + //             }
523 + //             public <T,U> CompletableFuture<Void> thenAcceptBoth
524 + //                 (CompletableFuture<T> f,
525 + //                  CompletionStage<? extends U> g,
526 + //                  BiConsumer<? super T,? super U> a) {
527 + //                 return DEFAULT.thenAcceptBoth(f, g, a);
528 + //             }
529 + //         },
530 +
531 +        DEFAULT_ASYNC {
532 +            public <T,U> CompletableFuture<Void> runAfterBoth
533 +                (CompletableFuture<T> f, CompletableFuture<U> g, Runnable a) {
534 +                return f.runAfterBothAsync(g, a);
535 +            }
536 +            public <T,U> CompletableFuture<Void> thenAcceptBoth
537 +                (CompletableFuture<T> f,
538 +                 CompletionStage<? extends U> g,
539 +                 BiConsumer<? super T,? super U> a) {
540 +                return f.thenAcceptBothAsync(g, a);
541 +            }
542 +            public <T,U,V> CompletableFuture<V> thenCombine
543 +                (CompletableFuture<T> f,
544 +                 CompletionStage<? extends U> g,
545 +                 BiFunction<? super T,? super U,? extends V> a) {
546 +                return f.thenCombineAsync(g, a);
547 +            }
548 +            public <T,U> CompletableFuture<U> applyToEither
549 +                (CompletableFuture<T> f,
550 +                 CompletionStage<? extends T> g,
551 +                 Function<? super T,U> a) {
552 +                return f.applyToEitherAsync(g, a);
553 +            }
554 +            public <T> CompletableFuture<Void> acceptEither
555 +                (CompletableFuture<T> f,
556 +                 CompletionStage<? extends T> g,
557 +                 Consumer<? super T> a) {
558 +                return f.acceptEitherAsync(g, a);
559 +            }
560 +            public <T> CompletableFuture<Void> runAfterEither
561 +                (CompletableFuture<T> f,
562 +                 CompletionStage<?> g,
563 +                 java.lang.Runnable a) {
564 +                return f.runAfterEitherAsync(g, a);
565 +            }
566 +            public <T,U> CompletableFuture<U> thenCompose
567 +                (CompletableFuture<T> f,
568 +                 Function<? super T,? extends CompletionStage<U>> a) {
569 +                return f.thenComposeAsync(a);
570 +            }
571 +            public <T> CompletableFuture<T> whenComplete
572 +                (CompletableFuture<T> f,
573 +                 BiConsumer<? super T,? super Throwable> a) {
574 +                return f.whenCompleteAsync(a);
575 +            }
576 +        },
577 +
578 + //         REVERSE_DEFAULT_ASYNC {
579 + //             public <T,U> CompletableFuture<Void> runAfterBoth
580 + //                 (CompletableFuture<T> f, CompletableFuture<U> g, Runnable a) {
581 + //                 return f.runAfterBothAsync(g, a);
582 + //             }
583 + //             public <T,U> CompletableFuture<Void> thenAcceptBoth
584 + //                 (CompletableFuture<T> f,
585 + //                  CompletionStage<? extends U> g,
586 + //                  BiConsumer<? super T,? super U> a) {
587 + //                 return DEFAULT_ASYNC.thenAcceptBoth(f, g, a);
588 + //             }
589 + //         },
590 +
591 +        EXECUTOR {
592 +            public <T,U> CompletableFuture<Void> runAfterBoth
593 +                (CompletableFuture<T> f, CompletableFuture<U> g, Runnable a) {
594 +                return f.runAfterBothAsync(g, a, new ThreadExecutor());
595 +            }
596 +            public <T,U> CompletableFuture<Void> thenAcceptBoth
597 +                (CompletableFuture<T> f,
598 +                 CompletionStage<? extends U> g,
599 +                 BiConsumer<? super T,? super U> a) {
600 +                return f.thenAcceptBothAsync(g, a, new ThreadExecutor());
601 +            }
602 +            public <T,U,V> CompletableFuture<V> thenCombine
603 +                (CompletableFuture<T> f,
604 +                 CompletionStage<? extends U> g,
605 +                 BiFunction<? super T,? super U,? extends V> a) {
606 +                return f.thenCombineAsync(g, a, new ThreadExecutor());
607 +            }
608 +            public <T,U> CompletableFuture<U> applyToEither
609 +                (CompletableFuture<T> f,
610 +                 CompletionStage<? extends T> g,
611 +                 Function<? super T,U> a) {
612 +                return f.applyToEitherAsync(g, a, new ThreadExecutor());
613 +            }
614 +            public <T> CompletableFuture<Void> acceptEither
615 +                (CompletableFuture<T> f,
616 +                 CompletionStage<? extends T> g,
617 +                 Consumer<? super T> a) {
618 +                return f.acceptEitherAsync(g, a, new ThreadExecutor());
619 +            }
620 +            public <T> CompletableFuture<Void> runAfterEither
621 +                (CompletableFuture<T> f,
622 +                 CompletionStage<?> g,
623 +                 java.lang.Runnable a) {
624 +                return f.runAfterEitherAsync(g, a, new ThreadExecutor());
625 +            }
626 +            public <T,U> CompletableFuture<U> thenCompose
627 +                (CompletableFuture<T> f,
628 +                 Function<? super T,? extends CompletionStage<U>> a) {
629 +                return f.thenComposeAsync(a, new ThreadExecutor());
630 +            }
631 +            public <T> CompletableFuture<T> whenComplete
632 +                (CompletableFuture<T> f,
633 +                 BiConsumer<? super T,? super Throwable> a) {
634 +                return f.whenCompleteAsync(a, new ThreadExecutor());
635 +            }
636 +        };
637 +
638 +        public abstract <T,U> CompletableFuture<Void> runAfterBoth
639 +            (CompletableFuture<T> f, CompletableFuture<U> g, Runnable a);
640 +        public abstract <T,U> CompletableFuture<Void> thenAcceptBoth
641 +            (CompletableFuture<T> f,
642 +             CompletionStage<? extends U> g,
643 +             BiConsumer<? super T,? super U> a);
644 +        public abstract <T,U,V> CompletableFuture<V> thenCombine
645 +            (CompletableFuture<T> f,
646 +             CompletionStage<? extends U> g,
647 +             BiFunction<? super T,? super U,? extends V> a);
648 +        public abstract <T,U> CompletableFuture<U> applyToEither
649 +            (CompletableFuture<T> f,
650 +             CompletionStage<? extends T> g,
651 +             Function<? super T,U> a);
652 +        public abstract <T> CompletableFuture<Void> acceptEither
653 +            (CompletableFuture<T> f,
654 +             CompletionStage<? extends T> g,
655 +             Consumer<? super T> a);
656 +        public abstract <T> CompletableFuture<Void> runAfterEither
657 +            (CompletableFuture<T> f,
658 +             CompletionStage<?> g,
659 +             java.lang.Runnable a);
660 +        public abstract <T,U> CompletableFuture<U> thenCompose
661 +            (CompletableFuture<T> f,
662 +             Function<? super T,? extends CompletionStage<U>> a);
663 +        public abstract <T> CompletableFuture<T> whenComplete
664 +            (CompletableFuture<T> f,
665 +             BiConsumer<? super T,? super Throwable> a);
666 +
667 +
668 +    }
669  
670      /**
671       * exceptionally action completes with function value on source
672 <     * exception;  otherwise with source value
672 >     * exception; otherwise with source value
673       */
674      public void testExceptionally() {
675          CompletableFuture<Integer> f = new CompletableFuture<>();
# Line 401 | Line 696 | public class CompletableFutureTest exten
696          f = new CompletableFuture<>();
697          f.completeExceptionally(new CFException());
698          g = f.handle(r = new IntegerHandler());
699 <        assertTrue(r.ran);
699 >        assertEquals(1, r.invocationCount);
700 >        assertEquals(1, r.invocationCount);
701          checkCompletedNormally(g, three);
702  
703          f = new CompletableFuture<>();
704          g = f.handle(r = new IntegerHandler());
705 <        assertFalse(r.ran);
705 >        assertEquals(0, r.invocationCount);
706          f.completeExceptionally(new CFException());
707          checkCompletedNormally(g, three);
708 <        assertTrue(r.ran);
708 >        assertEquals(1, r.invocationCount);
709  
710          f = new CompletableFuture<>();
711          f.complete(one);
712          g = f.handle(r = new IntegerHandler());
713 <        assertTrue(r.ran);
713 >        assertEquals(1, r.invocationCount);
714          checkCompletedNormally(g, two);
715  
716          f = new CompletableFuture<>();
717          g = f.handle(r = new IntegerHandler());
718 <        assertFalse(r.ran);
718 >        assertEquals(0, r.invocationCount);
719          f.complete(one);
720 <        assertTrue(r.ran);
720 >        assertEquals(1, r.invocationCount);
721          checkCompletedNormally(g, two);
722      }
723  
# Line 432 | Line 728 | public class CompletableFutureTest exten
728          Noop r = new Noop();
729          CompletableFuture<Void> f = CompletableFuture.runAsync(r);
730          assertNull(f.join());
731 <        assertTrue(r.ran);
731 >        assertEquals(1, r.invocationCount);
732          checkCompletedNormally(f, null);
733      }
734  
# Line 444 | Line 740 | public class CompletableFutureTest exten
740          ThreadExecutor exec = new ThreadExecutor();
741          CompletableFuture<Void> f = CompletableFuture.runAsync(r, exec);
742          assertNull(f.join());
743 <        assertTrue(r.ran);
743 >        assertEquals(1, r.invocationCount);
744          checkCompletedNormally(f, null);
745          assertEquals(1, exec.count.get());
746      }
# Line 456 | Line 752 | public class CompletableFutureTest exten
752          FailingNoop r = new FailingNoop();
753          CompletableFuture<Void> f = CompletableFuture.runAsync(r);
754          checkCompletedWithWrappedCFException(f);
755 <        assertTrue(r.ran);
755 >        assertEquals(1, r.invocationCount);
756      }
757  
758      /**
# Line 486 | Line 782 | public class CompletableFutureTest exten
782          FailingSupplier r = new FailingSupplier();
783          CompletableFuture<Integer> f = CompletableFuture.supplyAsync(r);
784          checkCompletedWithWrappedCFException(f);
785 <        assertTrue(r.ran);
785 >        assertEquals(1, r.invocationCount);
786      }
787  
788      // seq completion methods
# Line 503 | Line 799 | public class CompletableFutureTest exten
799          g = f.thenRun(r = new Noop());
800          f.complete(null);
801          checkCompletedNormally(g, null);
802 <        assertTrue(r.ran);
802 >        assertEquals(1, r.invocationCount);
803  
804          f = new CompletableFuture<>();
805          f.complete(null);
806          g = f.thenRun(r = new Noop());
807          checkCompletedNormally(g, null);
808 <        assertTrue(r.ran);
808 >        assertEquals(1, r.invocationCount);
809      }
810  
811      /**
# Line 525 | Line 821 | public class CompletableFutureTest exten
821          g = f.thenRun(r = new Noop());
822          f.completeExceptionally(new CFException());
823          checkCompletedWithWrappedCFException(g);
824 <        assertFalse(r.ran);
824 >        assertEquals(0, r.invocationCount);
825  
826          f = new CompletableFuture<>();
827          f.completeExceptionally(new CFException());
828          g = f.thenRun(r = new Noop());
829          checkCompletedWithWrappedCFException(g);
830 <        assertFalse(r.ran);
830 >        assertEquals(0, r.invocationCount);
831      }
832  
833      /**
# Line 622 | Line 918 | public class CompletableFutureTest exten
918          CompletableFuture<Void> g = f.thenAccept(r);
919          f.complete(one);
920          checkCompletedNormally(g, null);
921 <        assertEquals(r.value, 2);
921 >        assertEquals(r.value, (Integer) 2);
922      }
923  
924      /**
# Line 646 | Line 942 | public class CompletableFutureTest exten
942          CompletableFuture<Void> g = f.thenAccept(r);
943          f.complete(one);
944          checkCompletedWithWrappedCFException(g);
945 <        assertTrue(r.ran);
945 >        assertEquals(1, r.invocationCount);
946      }
947  
948      /**
# Line 660 | Line 956 | public class CompletableFutureTest exten
956          checkCompletedWithWrappedCancellationException(g);
957      }
958  
663
959      /**
960       * thenCombine result completes normally after normal completion
961       * of sources
962       */
963 <    public void testThenCombine() {
964 <        CompletableFuture<Integer> f, g, h;
965 <
966 <        f = new CompletableFuture<>();
967 <        g = new CompletableFuture<>();
968 <        h = f.thenCombine(g, subtract);
969 <        f.complete(3);
970 <        checkIncomplete(h);
971 <        g.complete(1);
972 <        checkCompletedNormally(h, 2);
973 <
974 <        f = new CompletableFuture<>();
975 <        g = new CompletableFuture<>();
976 <        h = f.thenCombine(g, subtract);
977 <        g.complete(1);
978 <        checkIncomplete(h);
979 <        f.complete(3);
980 <        checkCompletedNormally(h, 2);
981 <
982 <        f = new CompletableFuture<>();
983 <        g = new CompletableFuture<>();
984 <        g.complete(1);
985 <        f.complete(3);
986 <        h = f.thenCombine(g, subtract);
987 <        checkCompletedNormally(h, 2);
963 >    public void testThenCombine_normalCompletion1() {
964 >        for (boolean createIncomplete : new boolean[] { true, false })
965 >        for (boolean fFirst : new boolean[] { true, false })
966 >        for (ExecutionMode m : ExecutionMode.values())
967 >        for (Integer v1 : new Integer[] { 1, null })
968 >        for (Integer v2 : new Integer[] { 2, null }) {
969 >
970 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
971 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
972 >        final SubtractFunction r = new SubtractFunction();
973 >        CompletableFuture<Integer> h = null;
974 >        if (createIncomplete) h = m.thenCombine(f, g, r);
975 >
976 >        if (fFirst)
977 >            f.complete(v1);
978 >        else
979 >            g.complete(v2);
980 >        if (createIncomplete) checkIncomplete(h);
981 >        assertEquals(0, r.invocationCount);
982 >        if (!fFirst)
983 >            f.complete(v1);
984 >        else
985 >            g.complete(v2);
986 >        if (!createIncomplete) h = m.thenCombine(f, g, r);
987 >
988 >        checkCompletedNormally(h, subtract(v1, v2));
989 >        checkCompletedNormally(f, v1);
990 >        checkCompletedNormally(g, v2);
991 >        assertEquals(1, r.invocationCount);
992 >        }
993      }
994  
995      /**
996       * thenCombine result completes exceptionally after exceptional
997       * completion of either source
998       */
999 <    public void testThenCombine2() {
1000 <        CompletableFuture<Integer> f, g, h;
1001 <
1002 <        f = new CompletableFuture<>();
1003 <        g = new CompletableFuture<>();
1004 <        h = f.thenCombine(g, subtract);
1005 <        f.completeExceptionally(new CFException());
1006 <        checkIncomplete(h);
1007 <        g.complete(1);
1008 <        checkCompletedWithWrappedCFException(h);
999 >    public void testThenCombine_exceptionalCompletion1() {
1000 >        for (ExecutionMode m : ExecutionMode.values())
1001 >        for (Integer v1 : new Integer[] { 1, null }) {
1002 >
1003 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1004 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1005 >        final SubtractFunction r = new SubtractFunction();
1006 >        final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1007 >        final CFException ex = new CFException();
1008 >
1009 >        f.completeExceptionally(ex);
1010 >        checkIncomplete(h);
1011 >        g.complete(v1);
1012 >
1013 >        checkCompletedWithWrappedCFException(h, ex);
1014 >        checkCompletedWithWrappedCFException(f, ex);
1015 >        assertEquals(0, r.invocationCount);
1016 >        checkCompletedNormally(g, v1);
1017 >        }
1018 >    }
1019  
1020 <        f = new CompletableFuture<>();
1021 <        g = new CompletableFuture<>();
1022 <        h = f.thenCombine(g, subtract);
1023 <        g.completeExceptionally(new CFException());
1024 <        checkIncomplete(h);
1025 <        f.complete(3);
1026 <        checkCompletedWithWrappedCFException(h);
1020 >    public void testThenCombine_exceptionalCompletion2() {
1021 >        for (ExecutionMode m : ExecutionMode.values())
1022 >        for (Integer v1 : new Integer[] { 1, null }) {
1023 >
1024 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1025 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1026 >        final SubtractFunction r = new SubtractFunction();
1027 >        final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1028 >        final CFException ex = new CFException();
1029 >
1030 >        g.completeExceptionally(ex);
1031 >        checkIncomplete(h);
1032 >        f.complete(v1);
1033 >
1034 >        checkCompletedWithWrappedCFException(h, ex);
1035 >        checkCompletedWithWrappedCFException(g, ex);
1036 >        assertEquals(0, r.invocationCount);
1037 >        checkCompletedNormally(f, v1);
1038 >        }
1039 >    }
1040  
1041 <        f = new CompletableFuture<>();
1042 <        g = new CompletableFuture<>();
1043 <        f.complete(3);
1044 <        g.completeExceptionally(new CFException());
1045 <        h = f.thenCombine(g, subtract);
1046 <        checkCompletedWithWrappedCFException(h);
1041 >    public void testThenCombine_exceptionalCompletion3() {
1042 >        for (ExecutionMode m : ExecutionMode.values())
1043 >        for (Integer v1 : new Integer[] { 1, null }) {
1044 >
1045 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1046 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1047 >        final SubtractFunction r = new SubtractFunction();
1048 >        final CFException ex = new CFException();
1049 >
1050 >        g.completeExceptionally(ex);
1051 >        f.complete(v1);
1052 >        final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1053 >
1054 >        checkCompletedWithWrappedCFException(h, ex);
1055 >        checkCompletedWithWrappedCFException(g, ex);
1056 >        assertEquals(0, r.invocationCount);
1057 >        checkCompletedNormally(f, v1);
1058 >        }
1059 >    }
1060  
1061 <        f = new CompletableFuture<>();
1062 <        g = new CompletableFuture<>();
1063 <        f.completeExceptionally(new CFException());
1064 <        g.complete(3);
1065 <        h = f.thenCombine(g, subtract);
1066 <        checkCompletedWithWrappedCFException(h);
1061 >    public void testThenCombine_exceptionalCompletion4() {
1062 >        for (ExecutionMode m : ExecutionMode.values())
1063 >        for (Integer v1 : new Integer[] { 1, null }) {
1064 >
1065 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1066 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1067 >        final SubtractFunction r = new SubtractFunction();
1068 >        final CFException ex = new CFException();
1069 >
1070 >        f.completeExceptionally(ex);
1071 >        g.complete(v1);
1072 >        final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1073 >
1074 >        checkCompletedWithWrappedCFException(h, ex);
1075 >        checkCompletedWithWrappedCFException(f, ex);
1076 >        assertEquals(0, r.invocationCount);
1077 >        checkCompletedNormally(g, v1);
1078 >        }
1079      }
1080  
1081      /**
1082       * thenCombine result completes exceptionally if action does
1083       */
1084 <    public void testThenCombine3() {
1085 <        CompletableFuture<Integer> f = new CompletableFuture<>();
1086 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
1087 <        FailingBiFunction r = new FailingBiFunction();
1088 <        CompletableFuture<Integer> g = f.thenCombine(f2, r);
1089 <        f.complete(one);
1090 <        checkIncomplete(g);
1091 <        assertFalse(r.ran);
1092 <        f2.complete(two);
1093 <        checkCompletedWithWrappedCFException(g);
1094 <        assertTrue(r.ran);
1084 >    public void testThenCombine_actionFailed1() {
1085 >        for (ExecutionMode m : ExecutionMode.values())
1086 >        for (Integer v1 : new Integer[] { 1, null })
1087 >        for (Integer v2 : new Integer[] { 2, null }) {
1088 >
1089 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1090 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1091 >        final FailingBiFunction r = new FailingBiFunction();
1092 >        final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1093 >
1094 >        f.complete(v1);
1095 >        checkIncomplete(h);
1096 >        g.complete(v2);
1097 >
1098 >        checkCompletedWithWrappedCFException(h);
1099 >        checkCompletedNormally(f, v1);
1100 >        checkCompletedNormally(g, v2);
1101 >        }
1102 >    }
1103 >
1104 >    public void testThenCombine_actionFailed2() {
1105 >        for (ExecutionMode m : ExecutionMode.values())
1106 >        for (Integer v1 : new Integer[] { 1, null })
1107 >        for (Integer v2 : new Integer[] { 2, null }) {
1108 >
1109 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1110 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1111 >        final FailingBiFunction r = new FailingBiFunction();
1112 >        final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1113 >
1114 >        g.complete(v2);
1115 >        checkIncomplete(h);
1116 >        f.complete(v1);
1117 >
1118 >        checkCompletedWithWrappedCFException(h);
1119 >        checkCompletedNormally(f, v1);
1120 >        checkCompletedNormally(g, v2);
1121 >        }
1122      }
1123  
1124      /**
1125       * thenCombine result completes exceptionally if either source cancelled
1126       */
1127 <    public void testThenCombine4() {
1128 <        CompletableFuture<Integer> f, g, h;
1127 >    public void testThenCombine_sourceCancelled1() {
1128 >        for (ExecutionMode m : ExecutionMode.values())
1129 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1130 >        for (Integer v1 : new Integer[] { 1, null }) {
1131 >
1132 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1133 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1134 >        final SubtractFunction r = new SubtractFunction();
1135 >        final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1136  
1137 <        f = new CompletableFuture<>();
756 <        g = new CompletableFuture<>();
757 <        h = f.thenCombine(g, subtract);
758 <        assertTrue(f.cancel(true));
1137 >        assertTrue(f.cancel(mayInterruptIfRunning));
1138          checkIncomplete(h);
1139 <        g.complete(1);
1139 >        g.complete(v1);
1140 >
1141          checkCompletedWithWrappedCancellationException(h);
1142 +        checkCancelled(f);
1143 +        assertEquals(0, r.invocationCount);
1144 +        checkCompletedNormally(g, v1);
1145 +        }
1146 +    }
1147  
1148 <        f = new CompletableFuture<>();
1149 <        g = new CompletableFuture<>();
1150 <        h = f.thenCombine(g, subtract);
1151 <        assertTrue(g.cancel(true));
1148 >    public void testThenCombine_sourceCancelled2() {
1149 >        for (ExecutionMode m : ExecutionMode.values())
1150 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1151 >        for (Integer v1 : new Integer[] { 1, null }) {
1152 >
1153 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1154 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1155 >        final SubtractFunction r = new SubtractFunction();
1156 >        final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1157 >
1158 >        assertTrue(g.cancel(mayInterruptIfRunning));
1159          checkIncomplete(h);
1160 <        f.complete(3);
1160 >        f.complete(v1);
1161 >
1162          checkCompletedWithWrappedCancellationException(h);
1163 +        checkCancelled(g);
1164 +        assertEquals(0, r.invocationCount);
1165 +        checkCompletedNormally(f, v1);
1166 +        }
1167 +    }
1168 +
1169 +    public void testThenCombine_sourceCancelled3() {
1170 +        for (ExecutionMode m : ExecutionMode.values())
1171 +        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1172 +        for (Integer v1 : new Integer[] { 1, null }) {
1173 +
1174 +        final CompletableFuture<Integer> f = new CompletableFuture<>();
1175 +        final CompletableFuture<Integer> g = new CompletableFuture<>();
1176 +        final SubtractFunction r = new SubtractFunction();
1177 +
1178 +        assertTrue(g.cancel(mayInterruptIfRunning));
1179 +        f.complete(v1);
1180 +        final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1181 +
1182 +        checkCompletedWithWrappedCancellationException(h);
1183 +        checkCancelled(g);
1184 +        assertEquals(0, r.invocationCount);
1185 +        checkCompletedNormally(f, v1);
1186 +        }
1187 +    }
1188 +
1189 +    public void testThenCombine_sourceCancelled4() {
1190 +        for (ExecutionMode m : ExecutionMode.values())
1191 +        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1192 +        for (Integer v1 : new Integer[] { 1, null }) {
1193 +
1194 +        final CompletableFuture<Integer> f = new CompletableFuture<>();
1195 +        final CompletableFuture<Integer> g = new CompletableFuture<>();
1196 +        final SubtractFunction r = new SubtractFunction();
1197 +
1198 +        assertTrue(f.cancel(mayInterruptIfRunning));
1199 +        g.complete(v1);
1200 +        final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1201  
771        f = new CompletableFuture<>();
772        g = new CompletableFuture<>();
773        assertTrue(f.cancel(true));
774        assertTrue(g.cancel(true));
775        h = f.thenCombine(g, subtract);
1202          checkCompletedWithWrappedCancellationException(h);
1203 +        checkCancelled(f);
1204 +        assertEquals(0, r.invocationCount);
1205 +        checkCompletedNormally(g, v1);
1206 +        }
1207      }
1208  
1209      /**
1210       * thenAcceptBoth result completes normally after normal
1211       * completion of sources
1212       */
1213 <    public void testThenAcceptBoth() {
1214 <        CompletableFuture<Integer> f, g;
1215 <        CompletableFuture<Void> h;
1216 <        SubtractAction r;
1213 >    public void testThenAcceptBoth_normalCompletion1() {
1214 >        for (ExecutionMode m : ExecutionMode.values())
1215 >        for (Integer v1 : new Integer[] { 1, null })
1216 >        for (Integer v2 : new Integer[] { 2, null }) {
1217 >
1218 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1219 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1220 >        final SubtractAction r = new SubtractAction();
1221 >        final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1222  
1223 <        f = new CompletableFuture<>();
789 <        g = new CompletableFuture<>();
790 <        h = f.thenAcceptBoth(g, r = new SubtractAction());
791 <        f.complete(3);
1223 >        f.complete(v1);
1224          checkIncomplete(h);
1225 <        g.complete(1);
1225 >        assertEquals(0, r.invocationCount);
1226 >        g.complete(v2);
1227 >
1228          checkCompletedNormally(h, null);
1229 <        assertEquals(r.value, 2);
1229 >        assertEquals(r.value, subtract(v1, v2));
1230 >        checkCompletedNormally(f, v1);
1231 >        checkCompletedNormally(g, v2);
1232 >        }
1233 >    }
1234  
1235 <        f = new CompletableFuture<>();
1236 <        g = new CompletableFuture<>();
1237 <        h = f.thenAcceptBoth(g, r = new SubtractAction());
1238 <        g.complete(1);
1235 >    public void testThenAcceptBoth_normalCompletion2() {
1236 >        for (ExecutionMode m : ExecutionMode.values())
1237 >        for (Integer v1 : new Integer[] { 1, null })
1238 >        for (Integer v2 : new Integer[] { 2, null }) {
1239 >
1240 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1241 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1242 >        final SubtractAction r = new SubtractAction();
1243 >        final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1244 >
1245 >        g.complete(v2);
1246          checkIncomplete(h);
1247 <        f.complete(3);
1247 >        assertEquals(0, r.invocationCount);
1248 >        f.complete(v1);
1249 >
1250          checkCompletedNormally(h, null);
1251 <        assertEquals(r.value, 2);
1251 >        assertEquals(r.value, subtract(v1, v2));
1252 >        checkCompletedNormally(f, v1);
1253 >        checkCompletedNormally(g, v2);
1254 >        }
1255 >    }
1256 >
1257 >    public void testThenAcceptBoth_normalCompletion3() {
1258 >        for (ExecutionMode m : ExecutionMode.values())
1259 >        for (Integer v1 : new Integer[] { 1, null })
1260 >        for (Integer v2 : new Integer[] { 2, null }) {
1261 >
1262 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1263 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1264 >        final SubtractAction r = new SubtractAction();
1265 >
1266 >        g.complete(v2);
1267 >        f.complete(v1);
1268 >        final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1269  
806        f = new CompletableFuture<>();
807        g = new CompletableFuture<>();
808        g.complete(1);
809        f.complete(3);
810        h = f.thenAcceptBoth(g, r = new SubtractAction());
1270          checkCompletedNormally(h, null);
1271 <        assertEquals(r.value, 2);
1271 >        assertEquals(r.value, subtract(v1, v2));
1272 >        checkCompletedNormally(f, v1);
1273 >        checkCompletedNormally(g, v2);
1274 >        }
1275 >    }
1276 >
1277 >    public void testThenAcceptBoth_normalCompletion4() {
1278 >        for (ExecutionMode m : ExecutionMode.values())
1279 >        for (Integer v1 : new Integer[] { 1, null })
1280 >        for (Integer v2 : new Integer[] { 2, null }) {
1281 >
1282 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1283 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1284 >        final SubtractAction r = new SubtractAction();
1285 >
1286 >        f.complete(v1);
1287 >        g.complete(v2);
1288 >        final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1289 >
1290 >        checkCompletedNormally(h, null);
1291 >        assertEquals(r.value, subtract(v1, v2));
1292 >        checkCompletedNormally(f, v1);
1293 >        checkCompletedNormally(g, v2);
1294 >        }
1295      }
1296  
1297      /**
1298       * thenAcceptBoth result completes exceptionally after exceptional
1299       * completion of either source
1300       */
1301 <    public void testThenAcceptBoth2() {
1302 <        CompletableFuture<Integer> f, g;
1303 <        CompletableFuture<Void> h;
1304 <        SubtractAction r;
1305 <
1306 <        f = new CompletableFuture<>();
1307 <        g = new CompletableFuture<>();
1308 <        h = f.thenAcceptBoth(g, r = new SubtractAction());
1309 <        f.completeExceptionally(new CFException());
1310 <        checkIncomplete(h);
1311 <        g.complete(1);
1312 <        checkCompletedWithWrappedCFException(h);
1301 >    public void testThenAcceptBoth_exceptionalCompletion1() {
1302 >        for (ExecutionMode m : ExecutionMode.values())
1303 >        for (Integer v1 : new Integer[] { 1, null }) {
1304 >
1305 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1306 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1307 >        final SubtractAction r = new SubtractAction();
1308 >        final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1309 >        final CFException ex = new CFException();
1310 >
1311 >        f.completeExceptionally(ex);
1312 >        checkIncomplete(h);
1313 >        g.complete(v1);
1314 >
1315 >        checkCompletedWithWrappedCFException(h, ex);
1316 >        checkCompletedWithWrappedCFException(f, ex);
1317 >        assertEquals(0, r.invocationCount);
1318 >        checkCompletedNormally(g, v1);
1319 >        }
1320 >    }
1321  
1322 <        f = new CompletableFuture<>();
1323 <        g = new CompletableFuture<>();
1324 <        h = f.thenAcceptBoth(g, r = new SubtractAction());
1325 <        g.completeExceptionally(new CFException());
1326 <        checkIncomplete(h);
1327 <        f.complete(3);
1328 <        checkCompletedWithWrappedCFException(h);
1322 >    public void testThenAcceptBoth_exceptionalCompletion2() {
1323 >        for (ExecutionMode m : ExecutionMode.values())
1324 >        for (Integer v1 : new Integer[] { 1, null }) {
1325 >
1326 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1327 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1328 >        final SubtractAction r = new SubtractAction();
1329 >        final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1330 >        final CFException ex = new CFException();
1331 >
1332 >        g.completeExceptionally(ex);
1333 >        checkIncomplete(h);
1334 >        f.complete(v1);
1335 >
1336 >        checkCompletedWithWrappedCFException(h, ex);
1337 >        checkCompletedWithWrappedCFException(g, ex);
1338 >        assertEquals(0, r.invocationCount);
1339 >        checkCompletedNormally(f, v1);
1340 >        }
1341 >    }
1342  
1343 <        f = new CompletableFuture<>();
1344 <        g = new CompletableFuture<>();
1345 <        f.complete(3);
1346 <        g.completeExceptionally(new CFException());
1347 <        h = f.thenAcceptBoth(g, r = new SubtractAction());
1348 <        checkCompletedWithWrappedCFException(h);
1343 >    public void testThenAcceptBoth_exceptionalCompletion3() {
1344 >        for (ExecutionMode m : ExecutionMode.values())
1345 >        for (Integer v1 : new Integer[] { 1, null }) {
1346 >
1347 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1348 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1349 >        final SubtractAction r = new SubtractAction();
1350 >        final CFException ex = new CFException();
1351 >
1352 >        g.completeExceptionally(ex);
1353 >        f.complete(v1);
1354 >        final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1355 >
1356 >        checkCompletedWithWrappedCFException(h, ex);
1357 >        checkCompletedWithWrappedCFException(g, ex);
1358 >        assertEquals(0, r.invocationCount);
1359 >        checkCompletedNormally(f, v1);
1360 >        }
1361 >    }
1362  
1363 <        f = new CompletableFuture<>();
1364 <        g = new CompletableFuture<>();
1365 <        f.completeExceptionally(new CFException());
1366 <        g.complete(3);
1367 <        h = f.thenAcceptBoth(g, r = new SubtractAction());
1368 <        checkCompletedWithWrappedCFException(h);
1363 >    public void testThenAcceptBoth_exceptionalCompletion4() {
1364 >        for (ExecutionMode m : ExecutionMode.values())
1365 >        for (Integer v1 : new Integer[] { 1, null }) {
1366 >
1367 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1368 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1369 >        final SubtractAction r = new SubtractAction();
1370 >        final CFException ex = new CFException();
1371 >
1372 >        f.completeExceptionally(ex);
1373 >        g.complete(v1);
1374 >        final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1375 >
1376 >        checkCompletedWithWrappedCFException(h, ex);
1377 >        checkCompletedWithWrappedCFException(f, ex);
1378 >        assertEquals(0, r.invocationCount);
1379 >        checkCompletedNormally(g, v1);
1380 >        }
1381      }
1382  
1383      /**
1384       * thenAcceptBoth result completes exceptionally if action does
1385       */
1386 <    public void testThenAcceptBoth3() {
1387 <        CompletableFuture<Integer> f, g;
1388 <        CompletableFuture<Void> h;
1389 <        FailingBiConsumer r;
1386 >    public void testThenAcceptBoth_actionFailed1() {
1387 >        for (ExecutionMode m : ExecutionMode.values())
1388 >        for (Integer v1 : new Integer[] { 1, null })
1389 >        for (Integer v2 : new Integer[] { 2, null }) {
1390  
1391 <        f = new CompletableFuture<>();
1392 <        g = new CompletableFuture<>();
1393 <        h = f.thenAcceptBoth(g, r = new FailingBiConsumer());
1394 <        f.complete(3);
1391 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1392 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1393 >        final FailingBiConsumer r = new FailingBiConsumer();
1394 >        final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1395 >
1396 >        f.complete(v1);
1397          checkIncomplete(h);
1398 <        g.complete(1);
1398 >        g.complete(v2);
1399 >
1400          checkCompletedWithWrappedCFException(h);
1401 +        checkCompletedNormally(f, v1);
1402 +        checkCompletedNormally(g, v2);
1403 +        }
1404 +    }
1405 +
1406 +    public void testThenAcceptBoth_actionFailed2() {
1407 +        for (ExecutionMode m : ExecutionMode.values())
1408 +        for (Integer v1 : new Integer[] { 1, null })
1409 +        for (Integer v2 : new Integer[] { 2, null }) {
1410 +
1411 +        final CompletableFuture<Integer> f = new CompletableFuture<>();
1412 +        final CompletableFuture<Integer> g = new CompletableFuture<>();
1413 +        final FailingBiConsumer r = new FailingBiConsumer();
1414 +        final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1415 +
1416 +        g.complete(v2);
1417 +        checkIncomplete(h);
1418 +        f.complete(v1);
1419  
871        f = new CompletableFuture<>();
872        g = new CompletableFuture<>();
873        f.complete(3);
874        g.complete(1);
875        h = f.thenAcceptBoth(g, r = new FailingBiConsumer());
1420          checkCompletedWithWrappedCFException(h);
1421 +        checkCompletedNormally(f, v1);
1422 +        checkCompletedNormally(g, v2);
1423 +        }
1424      }
1425  
1426      /**
1427       * thenAcceptBoth result completes exceptionally if either source cancelled
1428       */
1429 <    public void testThenAcceptBoth4() {
1430 <        CompletableFuture<Integer> f, g;
1431 <        CompletableFuture<Void> h;
1432 <        SubtractAction r;
1429 >    public void testThenAcceptBoth_sourceCancelled1() {
1430 >        for (ExecutionMode m : ExecutionMode.values())
1431 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1432 >        for (Integer v1 : new Integer[] { 1, null }) {
1433 >
1434 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1435 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1436 >        final SubtractAction r = new SubtractAction();
1437 >        final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1438  
1439 <        f = new CompletableFuture<>();
888 <        g = new CompletableFuture<>();
889 <        h = f.thenAcceptBoth(g, r = new SubtractAction());
890 <        assertTrue(f.cancel(true));
1439 >        assertTrue(f.cancel(mayInterruptIfRunning));
1440          checkIncomplete(h);
1441 <        g.complete(1);
1441 >        g.complete(v1);
1442 >
1443          checkCompletedWithWrappedCancellationException(h);
1444 +        checkCancelled(f);
1445 +        assertEquals(0, r.invocationCount);
1446 +        checkCompletedNormally(g, v1);
1447 +        }
1448 +    }
1449  
1450 <        f = new CompletableFuture<>();
1451 <        g = new CompletableFuture<>();
1452 <        h = f.thenAcceptBoth(g, r = new SubtractAction());
1453 <        assertTrue(g.cancel(true));
1450 >    public void testThenAcceptBoth_sourceCancelled2() {
1451 >        for (ExecutionMode m : ExecutionMode.values())
1452 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1453 >        for (Integer v1 : new Integer[] { 1, null }) {
1454 >
1455 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1456 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1457 >        final SubtractAction r = new SubtractAction();
1458 >        final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1459 >
1460 >        assertTrue(g.cancel(mayInterruptIfRunning));
1461          checkIncomplete(h);
1462 <        f.complete(3);
901 <        checkCompletedWithWrappedCancellationException(h);
1462 >        f.complete(v1);
1463  
903        f = new CompletableFuture<>();
904        g = new CompletableFuture<>();
905        f.complete(3);
906        assertTrue(g.cancel(true));
907        h = f.thenAcceptBoth(g, r = new SubtractAction());
1464          checkCompletedWithWrappedCancellationException(h);
1465 +        checkCancelled(g);
1466 +        assertEquals(0, r.invocationCount);
1467 +        checkCompletedNormally(f, v1);
1468 +        }
1469 +    }
1470 +
1471 +    public void testThenAcceptBoth_sourceCancelled3() {
1472 +        for (ExecutionMode m : ExecutionMode.values())
1473 +        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1474 +        for (Integer v1 : new Integer[] { 1, null }) {
1475 +
1476 +        final CompletableFuture<Integer> f = new CompletableFuture<>();
1477 +        final CompletableFuture<Integer> g = new CompletableFuture<>();
1478 +        final SubtractAction r = new SubtractAction();
1479 +
1480 +        assertTrue(g.cancel(mayInterruptIfRunning));
1481 +        f.complete(v1);
1482 +        final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1483 +
1484 +        checkCompletedWithWrappedCancellationException(h);
1485 +        checkCancelled(g);
1486 +        assertEquals(0, r.invocationCount);
1487 +        checkCompletedNormally(f, v1);
1488 +        }
1489 +    }
1490 +
1491 +    public void testThenAcceptBoth_sourceCancelled4() {
1492 +        for (ExecutionMode m : ExecutionMode.values())
1493 +        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1494 +        for (Integer v1 : new Integer[] { 1, null }) {
1495 +
1496 +        final CompletableFuture<Integer> f = new CompletableFuture<>();
1497 +        final CompletableFuture<Integer> g = new CompletableFuture<>();
1498 +        final SubtractAction r = new SubtractAction();
1499 +
1500 +        assertTrue(f.cancel(mayInterruptIfRunning));
1501 +        g.complete(v1);
1502 +        final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1503  
910        f = new CompletableFuture<>();
911        g = new CompletableFuture<>();
912        assertTrue(f.cancel(true));
913        g.complete(3);
914        h = f.thenAcceptBoth(g, r = new SubtractAction());
1504          checkCompletedWithWrappedCancellationException(h);
1505 +        checkCancelled(f);
1506 +        assertEquals(0, r.invocationCount);
1507 +        checkCompletedNormally(g, v1);
1508 +        }
1509      }
1510  
1511      /**
1512       * runAfterBoth result completes normally after normal
1513       * completion of sources
1514       */
1515 <    public void testRunAfterBoth() {
1516 <        CompletableFuture<Integer> f, g;
1517 <        CompletableFuture<Void> h;
1518 <        Noop r;
1515 >    public void testRunAfterBoth_normalCompletion1() {
1516 >        for (ExecutionMode m : ExecutionMode.values())
1517 >        for (Integer v1 : new Integer[] { 1, null })
1518 >        for (Integer v2 : new Integer[] { 2, null }) {
1519 >
1520 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1521 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1522 >        final Noop r = new Noop();
1523 >        final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1524  
1525 <        f = new CompletableFuture<>();
928 <        g = new CompletableFuture<>();
929 <        h = f.runAfterBoth(g, r = new Noop());
930 <        f.complete(3);
1525 >        f.complete(v1);
1526          checkIncomplete(h);
1527 <        g.complete(1);
1527 >        assertEquals(0, r.invocationCount);
1528 >        g.complete(v2);
1529 >
1530          checkCompletedNormally(h, null);
1531 <        assertTrue(r.ran);
1531 >        assertEquals(1, r.invocationCount);
1532 >        checkCompletedNormally(f, v1);
1533 >        checkCompletedNormally(g, v2);
1534 >        }
1535 >    }
1536  
1537 <        f = new CompletableFuture<>();
1538 <        g = new CompletableFuture<>();
1539 <        h = f.runAfterBoth(g, r = new Noop());
1540 <        g.complete(1);
1537 >    public void testRunAfterBoth_normalCompletion2() {
1538 >        for (ExecutionMode m : ExecutionMode.values())
1539 >        for (Integer v1 : new Integer[] { 1, null })
1540 >        for (Integer v2 : new Integer[] { 2, null }) {
1541 >
1542 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1543 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1544 >        final Noop r = new Noop();
1545 >        final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1546 >
1547 >        g.complete(v2);
1548          checkIncomplete(h);
1549 <        f.complete(3);
1549 >        assertEquals(0, r.invocationCount);
1550 >        f.complete(v1);
1551 >
1552 >        checkCompletedNormally(h, null);
1553 >        assertEquals(1, r.invocationCount);
1554 >        checkCompletedNormally(f, v1);
1555 >        checkCompletedNormally(g, v2);
1556 >        }
1557 >    }
1558 >
1559 >    public void testRunAfterBoth_normalCompletion3() {
1560 >        for (ExecutionMode m : ExecutionMode.values())
1561 >        for (Integer v1 : new Integer[] { 1, null })
1562 >        for (Integer v2 : new Integer[] { 2, null }) {
1563 >
1564 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1565 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1566 >        final Noop r = new Noop();
1567 >
1568 >        g.complete(v2);
1569 >        f.complete(v1);
1570 >        final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1571 >
1572          checkCompletedNormally(h, null);
1573 <        assertTrue(r.ran);
1573 >        assertEquals(1, r.invocationCount);
1574 >        checkCompletedNormally(f, v1);
1575 >        checkCompletedNormally(g, v2);
1576 >        }
1577 >    }
1578 >
1579 >    public void testRunAfterBoth_normalCompletion4() {
1580 >        for (ExecutionMode m : ExecutionMode.values())
1581 >        for (Integer v1 : new Integer[] { 1, null })
1582 >        for (Integer v2 : new Integer[] { 2, null }) {
1583 >
1584 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1585 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1586 >        final Noop r = new Noop();
1587 >
1588 >        f.complete(v1);
1589 >        g.complete(v2);
1590 >        final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1591  
945        f = new CompletableFuture<>();
946        g = new CompletableFuture<>();
947        g.complete(1);
948        f.complete(3);
949        h = f.runAfterBoth(g, r = new Noop());
1592          checkCompletedNormally(h, null);
1593 <        assertTrue(r.ran);
1593 >        assertEquals(1, r.invocationCount);
1594 >        checkCompletedNormally(f, v1);
1595 >        checkCompletedNormally(g, v2);
1596 >        }
1597      }
1598  
1599      /**
1600       * runAfterBoth result completes exceptionally after exceptional
1601       * completion of either source
1602       */
1603 <    public void testRunAfterBoth2() {
1604 <        CompletableFuture<Integer> f, g;
1605 <        CompletableFuture<Void> h;
1606 <        Noop r;
1607 <
1608 <        f = new CompletableFuture<>();
1609 <        g = new CompletableFuture<>();
1610 <        h = f.runAfterBoth(g, r = new Noop());
1611 <        f.completeExceptionally(new CFException());
1612 <        checkIncomplete(h);
1613 <        g.complete(1);
1614 <        checkCompletedWithWrappedCFException(h);
1615 <        assertFalse(r.ran);
1603 >    public void testRunAfterBoth_exceptionalCompletion1() {
1604 >        for (ExecutionMode m : ExecutionMode.values())
1605 >        for (Integer v1 : new Integer[] { 1, null }) {
1606 >
1607 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1608 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1609 >        final Noop r = new Noop();
1610 >        final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1611 >        final CFException ex = new CFException();
1612 >
1613 >        f.completeExceptionally(ex);
1614 >        checkIncomplete(h);
1615 >        g.complete(v1);
1616 >
1617 >        checkCompletedWithWrappedCFException(h, ex);
1618 >        checkCompletedWithWrappedCFException(f, ex);
1619 >        assertEquals(0, r.invocationCount);
1620 >        checkCompletedNormally(g, v1);
1621 >        }
1622 >    }
1623  
1624 <        f = new CompletableFuture<>();
1625 <        g = new CompletableFuture<>();
1626 <        h = f.runAfterBoth(g, r = new Noop());
1627 <        g.completeExceptionally(new CFException());
1628 <        checkIncomplete(h);
1629 <        f.complete(3);
1630 <        checkCompletedWithWrappedCFException(h);
1631 <        assertFalse(r.ran);
1624 >    public void testRunAfterBoth_exceptionalCompletion2() {
1625 >        for (ExecutionMode m : ExecutionMode.values())
1626 >        for (Integer v1 : new Integer[] { 1, null }) {
1627 >
1628 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1629 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1630 >        final Noop r = new Noop();
1631 >        final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1632 >        final CFException ex = new CFException();
1633 >
1634 >        g.completeExceptionally(ex);
1635 >        checkIncomplete(h);
1636 >        f.complete(v1);
1637 >
1638 >        checkCompletedWithWrappedCFException(h, ex);
1639 >        checkCompletedWithWrappedCFException(g, ex);
1640 >        assertEquals(0, r.invocationCount);
1641 >        checkCompletedNormally(f, v1);
1642 >        }
1643 >    }
1644  
1645 <        f = new CompletableFuture<>();
1646 <        g = new CompletableFuture<>();
1647 <        g.completeExceptionally(new CFException());
1648 <        f.complete(3);
1649 <        h = f.runAfterBoth(g, r = new Noop());
1650 <        checkCompletedWithWrappedCFException(h);
1651 <        assertFalse(r.ran);
1645 >    public void testRunAfterBoth_exceptionalCompletion3() {
1646 >        for (ExecutionMode m : ExecutionMode.values())
1647 >        for (Integer v1 : new Integer[] { 1, null }) {
1648 >
1649 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1650 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1651 >        final Noop r = new Noop();
1652 >        final CFException ex = new CFException();
1653 >
1654 >        g.completeExceptionally(ex);
1655 >        f.complete(v1);
1656 >        final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1657 >
1658 >        checkCompletedWithWrappedCFException(h, ex);
1659 >        checkCompletedWithWrappedCFException(g, ex);
1660 >        assertEquals(0, r.invocationCount);
1661 >        checkCompletedNormally(f, v1);
1662 >        }
1663 >    }
1664  
1665 <        f = new CompletableFuture<>();
1666 <        g = new CompletableFuture<>();
1667 <        f.completeExceptionally(new CFException());
1668 <        g.complete(1);
1669 <        h = f.runAfterBoth(g, r = new Noop());
1670 <        checkCompletedWithWrappedCFException(h);
1671 <        assertFalse(r.ran);
1665 >    public void testRunAfterBoth_exceptionalCompletion4() {
1666 >        for (ExecutionMode m : ExecutionMode.values())
1667 >        for (Integer v1 : new Integer[] { 1, null }) {
1668 >
1669 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1670 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1671 >        final Noop r = new Noop();
1672 >        final CFException ex = new CFException();
1673 >
1674 >        f.completeExceptionally(ex);
1675 >        g.complete(v1);
1676 >        final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1677 >
1678 >        checkCompletedWithWrappedCFException(h, ex);
1679 >        checkCompletedWithWrappedCFException(f, ex);
1680 >        assertEquals(0, r.invocationCount);
1681 >        checkCompletedNormally(g, v1);
1682 >        }
1683      }
1684  
1685      /**
1686       * runAfterBoth result completes exceptionally if action does
1687       */
1688 <    public void testRunAfterBoth3() {
1689 <        CompletableFuture<Integer> f = new CompletableFuture<>();
1690 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
1691 <        FailingNoop r = new FailingNoop();
1005 <        CompletableFuture<Void> g = f.runAfterBoth(f2, r);
1006 <        f.complete(one);
1007 <        checkIncomplete(g);
1008 <        f2.complete(two);
1009 <        checkCompletedWithWrappedCFException(g);
1010 <    }
1688 >    public void testRunAfterBoth_actionFailed1() {
1689 >        for (ExecutionMode m : ExecutionMode.values())
1690 >        for (Integer v1 : new Integer[] { 1, null })
1691 >        for (Integer v2 : new Integer[] { 2, null }) {
1692  
1693 <    /**
1694 <     * runAfterBoth result completes exceptionally if either source cancelled
1695 <     */
1696 <    public void testRunAfterBoth4() {
1016 <        CompletableFuture<Integer> f = new CompletableFuture<>();
1017 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
1018 <        Noop r = new Noop();
1019 <        CompletableFuture<Void> g = f.runAfterBoth(f2, r);
1020 <        assertTrue(f.cancel(true));
1021 <        f2.complete(two);
1022 <        checkCompletedWithWrappedCancellationException(g);
1023 <        f = new CompletableFuture<>();
1024 <        f2 = new CompletableFuture<>();
1025 <        r = new Noop();
1026 <        g = f.runAfterBoth(f2, r);
1027 <        f.complete(one);
1028 <        assertTrue(f2.cancel(true));
1029 <        checkCompletedWithWrappedCancellationException(g);
1030 <    }
1693 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1694 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1695 >        final FailingNoop r = new FailingNoop();
1696 >        final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1697  
1698 <    /**
1699 <     * applyToEither result completes normally after normal completion
1700 <     * of either source
1035 <     */
1036 <    public void testApplyToEither() {
1037 <        CompletableFuture<Integer> f = new CompletableFuture<>();
1038 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
1039 <        CompletableFuture<Integer> g = f.applyToEither(f2, inc);
1040 <        f.complete(one);
1041 <        checkCompletedNormally(g, two);
1042 <        f2.complete(one);
1043 <        checkCompletedNormally(g, two);
1698 >        f.complete(v1);
1699 >        checkIncomplete(h);
1700 >        g.complete(v2);
1701  
1702 <        f = new CompletableFuture<>();
1703 <        f.complete(one);
1704 <        f2 = new CompletableFuture<>();
1705 <        g = f.applyToEither(f2, inc);
1049 <        checkCompletedNormally(g, two);
1702 >        checkCompletedWithWrappedCFException(h);
1703 >        checkCompletedNormally(f, v1);
1704 >        checkCompletedNormally(g, v2);
1705 >        }
1706      }
1707  
1708 <    /**
1709 <     * applyToEither result completes exceptionally after exceptional
1710 <     * completion of either source
1711 <     */
1056 <    public void testApplyToEither2() {
1057 <        CompletableFuture<Integer> f = new CompletableFuture<>();
1058 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
1059 <        CompletableFuture<Integer> g = f.applyToEither(f2, inc);
1060 <        f.completeExceptionally(new CFException());
1061 <        f2.complete(one);
1062 <        checkCompletedWithWrappedCFException(g);
1708 >    public void testRunAfterBoth_actionFailed2() {
1709 >        for (ExecutionMode m : ExecutionMode.values())
1710 >        for (Integer v1 : new Integer[] { 1, null })
1711 >        for (Integer v2 : new Integer[] { 2, null }) {
1712  
1713 <        f = new CompletableFuture<>();
1714 <        f2 = new CompletableFuture<>();
1715 <        f2.completeExceptionally(new CFException());
1716 <        g = f.applyToEither(f2, inc);
1068 <        checkCompletedWithWrappedCFException(g);
1069 <    }
1713 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1714 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1715 >        final FailingNoop r = new FailingNoop();
1716 >        final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1717  
1718 <    /**
1719 <     * applyToEither result completes exceptionally if action does
1720 <     */
1074 <    public void testApplyToEither3() {
1075 <        CompletableFuture<Integer> f = new CompletableFuture<>();
1076 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
1077 <        FailingFunction r = new FailingFunction();
1078 <        CompletableFuture<Integer> g = f.applyToEither(f2, r);
1079 <        f2.complete(two);
1080 <        checkCompletedWithWrappedCFException(g);
1081 <    }
1718 >        g.complete(v2);
1719 >        checkIncomplete(h);
1720 >        f.complete(v1);
1721  
1722 <    /**
1723 <     * applyToEither result completes exceptionally if either source cancelled
1724 <     */
1725 <    public void testApplyToEither4() {
1087 <        CompletableFuture<Integer> f = new CompletableFuture<>();
1088 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
1089 <        CompletableFuture<Integer> g = f.applyToEither(f2, inc);
1090 <        assertTrue(f.cancel(true));
1091 <        checkCompletedWithWrappedCancellationException(g);
1092 <        f = new CompletableFuture<>();
1093 <        f2 = new CompletableFuture<>();
1094 <        assertTrue(f2.cancel(true));
1095 <        checkCompletedWithWrappedCancellationException(g);
1722 >        checkCompletedWithWrappedCFException(h);
1723 >        checkCompletedNormally(f, v1);
1724 >        checkCompletedNormally(g, v2);
1725 >        }
1726      }
1727  
1728      /**
1729 <     * acceptEither result completes normally after normal completion
1100 <     * of either source
1729 >     * runAfterBoth result completes exceptionally if either source cancelled
1730       */
1731 <    public void testAcceptEither() {
1732 <        CompletableFuture<Integer> f = new CompletableFuture<>();
1733 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
1734 <        IncAction r = new IncAction();
1735 <        CompletableFuture<Void> g = f.acceptEither(f2, r);
1736 <        f.complete(one);
1737 <        checkCompletedNormally(g, null);
1738 <        f2.complete(one);
1739 <        checkCompletedNormally(g, null);
1111 <        assertEquals(r.value, 2);
1731 >    public void testRunAfterBoth_sourceCancelled1() {
1732 >        for (ExecutionMode m : ExecutionMode.values())
1733 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1734 >        for (Integer v1 : new Integer[] { 1, null }) {
1735 >
1736 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1737 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1738 >        final Noop r = new Noop();
1739 >        final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1740  
1741 <        r = new IncAction();
1742 <        f = new CompletableFuture<>();
1743 <        f.complete(one);
1744 <        f2 = new CompletableFuture<>();
1745 <        g = f.acceptEither(f2, r);
1746 <        checkCompletedNormally(g, null);
1747 <        assertEquals(r.value, 2);
1741 >        assertTrue(f.cancel(mayInterruptIfRunning));
1742 >        checkIncomplete(h);
1743 >        g.complete(v1);
1744 >
1745 >        checkCompletedWithWrappedCancellationException(h);
1746 >        checkCancelled(f);
1747 >        assertEquals(0, r.invocationCount);
1748 >        checkCompletedNormally(g, v1);
1749 >        }
1750      }
1751  
1752 <    /**
1753 <     * acceptEither result completes exceptionally after exceptional
1754 <     * completion of either source
1755 <     */
1126 <    public void testAcceptEither2() {
1127 <        CompletableFuture<Integer> f = new CompletableFuture<>();
1128 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
1129 <        IncAction r = new IncAction();
1130 <        CompletableFuture<Void> g = f.acceptEither(f2, r);
1131 <        f.completeExceptionally(new CFException());
1132 <        f2.complete(one);
1133 <        checkCompletedWithWrappedCFException(g);
1752 >    public void testRunAfterBoth_sourceCancelled2() {
1753 >        for (ExecutionMode m : ExecutionMode.values())
1754 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1755 >        for (Integer v1 : new Integer[] { 1, null }) {
1756  
1757 <        r = new IncAction();
1758 <        f = new CompletableFuture<>();
1759 <        f2 = new CompletableFuture<>();
1760 <        f2.completeExceptionally(new CFException());
1139 <        g = f.acceptEither(f2, r);
1140 <        checkCompletedWithWrappedCFException(g);
1141 <    }
1757 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1758 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1759 >        final Noop r = new Noop();
1760 >        final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1761  
1762 <    /**
1763 <     * acceptEither result completes exceptionally if action does
1764 <     */
1765 <    public void testAcceptEither3() {
1766 <        CompletableFuture<Integer> f = new CompletableFuture<>();
1767 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
1768 <        FailingConsumer r = new FailingConsumer();
1769 <        CompletableFuture<Void> g = f.acceptEither(f2, r);
1770 <        f2.complete(two);
1152 <        checkCompletedWithWrappedCFException(g);
1762 >        assertTrue(g.cancel(mayInterruptIfRunning));
1763 >        checkIncomplete(h);
1764 >        f.complete(v1);
1765 >
1766 >        checkCompletedWithWrappedCancellationException(h);
1767 >        checkCancelled(g);
1768 >        assertEquals(0, r.invocationCount);
1769 >        checkCompletedNormally(f, v1);
1770 >        }
1771      }
1772  
1773 <    /**
1774 <     * acceptEither result completes exceptionally if either source cancelled
1775 <     */
1776 <    public void testAcceptEither4() {
1777 <        CompletableFuture<Integer> f = new CompletableFuture<>();
1778 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
1779 <        IncAction r = new IncAction();
1780 <        CompletableFuture<Void> g = f.acceptEither(f2, r);
1781 <        assertTrue(f.cancel(true));
1782 <        checkCompletedWithWrappedCancellationException(g);
1783 <        f = new CompletableFuture<>();
1784 <        f2 = new CompletableFuture<>();
1785 <        assertTrue(f2.cancel(true));
1786 <        checkCompletedWithWrappedCancellationException(g);
1773 >    public void testRunAfterBoth_sourceCancelled3() {
1774 >        for (ExecutionMode m : ExecutionMode.values())
1775 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1776 >        for (Integer v1 : new Integer[] { 1, null }) {
1777 >
1778 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1779 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1780 >        final Noop r = new Noop();
1781 >
1782 >        assertTrue(g.cancel(mayInterruptIfRunning));
1783 >        f.complete(v1);
1784 >        final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1785 >
1786 >        checkCompletedWithWrappedCancellationException(h);
1787 >        checkCancelled(g);
1788 >        assertEquals(0, r.invocationCount);
1789 >        checkCompletedNormally(f, v1);
1790 >        }
1791      }
1792  
1793 +    public void testRunAfterBoth_sourceCancelled4() {
1794 +        for (ExecutionMode m : ExecutionMode.values())
1795 +        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1796 +        for (Integer v1 : new Integer[] { 1, null }) {
1797 +
1798 +        final CompletableFuture<Integer> f = new CompletableFuture<>();
1799 +        final CompletableFuture<Integer> g = new CompletableFuture<>();
1800 +        final Noop r = new Noop();
1801 +
1802 +        assertTrue(f.cancel(mayInterruptIfRunning));
1803 +        g.complete(v1);
1804 +        final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1805  
1806 <    /**
1807 <     * runAfterEither result completes normally after normal completion
1808 <     * of either source
1809 <     */
1810 <    public void testRunAfterEither() {
1177 <        CompletableFuture<Integer> f = new CompletableFuture<>();
1178 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
1179 <        Noop r = new Noop();
1180 <        CompletableFuture<Void> g = f.runAfterEither(f2, r);
1181 <        f.complete(one);
1182 <        checkCompletedNormally(g, null);
1183 <        f2.complete(one);
1184 <        checkCompletedNormally(g, null);
1185 <        assertTrue(r.ran);
1186 <
1187 <        r = new Noop();
1188 <        f = new CompletableFuture<>();
1189 <        f.complete(one);
1190 <        f2 = new CompletableFuture<>();
1191 <        g = f.runAfterEither(f2, r);
1192 <        checkCompletedNormally(g, null);
1193 <        assertTrue(r.ran);
1806 >        checkCompletedWithWrappedCancellationException(h);
1807 >        checkCancelled(f);
1808 >        assertEquals(0, r.invocationCount);
1809 >        checkCompletedNormally(g, v1);
1810 >        }
1811      }
1812  
1813      /**
1814 <     * runAfterEither result completes exceptionally after exceptional
1815 <     * completion of either source
1814 >     * applyToEither result completes normally after normal completion
1815 >     * of either source
1816       */
1817 <    public void testRunAfterEither2() {
1818 <        CompletableFuture<Integer> f = new CompletableFuture<>();
1819 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
1820 <        Noop r = new Noop();
1821 <        CompletableFuture<Void> g = f.runAfterEither(f2, r);
1822 <        f.completeExceptionally(new CFException());
1823 <        f2.complete(one);
1824 <        checkCompletedWithWrappedCFException(g);
1817 >    public void testApplyToEither_normalCompletion1() {
1818 >        for (ExecutionMode m : ExecutionMode.values())
1819 >        for (Integer v1 : new Integer[] { 1, null })
1820 >        for (Integer v2 : new Integer[] { 2, null }) {
1821 >
1822 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1823 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1824 >        final IncFunction r = new IncFunction();
1825 >        final CompletableFuture<Integer> h = m.applyToEither(f, g, r);
1826 >
1827 >        f.complete(v1);
1828 >        checkCompletedNormally(h, inc(v1));
1829 >        g.complete(v2);
1830 >
1831 >        checkCompletedNormally(f, v1);
1832 >        checkCompletedNormally(g, v2);
1833 >        checkCompletedNormally(h, inc(v1));
1834 >        }
1835 >    }
1836  
1837 <        r = new Noop();
1838 <        f = new CompletableFuture<>();
1839 <        f2 = new CompletableFuture<>();
1840 <        f2.completeExceptionally(new CFException());
1841 <        g = f.runAfterEither(f2, r);
1842 <        checkCompletedWithWrappedCFException(g);
1837 >    public void testApplyToEither_normalCompletion2() {
1838 >        for (ExecutionMode m : ExecutionMode.values())
1839 >        for (Integer v1 : new Integer[] { 1, null })
1840 >        for (Integer v2 : new Integer[] { 2, null }) {
1841 >
1842 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1843 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1844 >        final IncFunction r = new IncFunction();
1845 >        final CompletableFuture<Integer> h = m.applyToEither(f, g, r);
1846 >
1847 >        g.complete(v2);
1848 >        checkCompletedNormally(h, inc(v2));
1849 >        f.complete(v1);
1850 >
1851 >        checkCompletedNormally(f, v1);
1852 >        checkCompletedNormally(g, v2);
1853 >        checkCompletedNormally(h, inc(v2));
1854 >        }
1855 >    }
1856 >    public void testApplyToEither_normalCompletion3() {
1857 >        for (ExecutionMode m : ExecutionMode.values())
1858 >        for (Integer v1 : new Integer[] { 1, null })
1859 >        for (Integer v2 : new Integer[] { 2, null }) {
1860 >
1861 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1862 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1863 >        final IncFunction r = new IncFunction();
1864 >
1865 >        f.complete(v1);
1866 >        g.complete(v2);
1867 >        final CompletableFuture<Integer> h = m.applyToEither(f, g, r);
1868 >
1869 >        checkCompletedNormally(f, v1);
1870 >        checkCompletedNormally(g, v2);
1871 >
1872 >        // unspecified behavior
1873 >        assertTrue(Objects.equals(h.join(), inc(v1)) ||
1874 >                   Objects.equals(h.join(), inc(v2)));
1875 >        assertEquals(1, r.invocationCount);
1876 >        }
1877      }
1878  
1879      /**
1880 <     * runAfterEither result completes exceptionally if action does
1880 >     * applyToEither result completes exceptionally after exceptional
1881 >     * completion of either source
1882       */
1883 <    public void testRunAfterEither3() {
1884 <        CompletableFuture<Integer> f = new CompletableFuture<>();
1885 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
1886 <        FailingNoop r = new FailingNoop();
1887 <        CompletableFuture<Void> g = f.runAfterEither(f2, r);
1888 <        f2.complete(two);
1889 <        checkCompletedWithWrappedCFException(g);
1883 >    public void testApplyToEither_exceptionalCompletion1() {
1884 >        for (ExecutionMode m : ExecutionMode.values())
1885 >        for (Integer v1 : new Integer[] { 1, null }) {
1886 >
1887 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1888 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1889 >        final IncFunction r = new IncFunction();
1890 >        final CompletableFuture<Integer> h = m.applyToEither(f, g, r);
1891 >        final CFException ex = new CFException();
1892 >
1893 >        f.completeExceptionally(ex);
1894 >        checkCompletedWithWrappedCFException(h, ex);
1895 >        g.complete(v1);
1896 >
1897 >        assertEquals(0, r.invocationCount);
1898 >        checkCompletedNormally(g, v1);
1899 >        checkCompletedWithWrappedCFException(f, ex);
1900 >        checkCompletedWithWrappedCFException(h, ex);
1901 >        }
1902      }
1903  
1904 <    /**
1905 <     * runAfterEither result completes exceptionally if either source cancelled
1906 <     */
1907 <    public void testRunAfterEither4() {
1908 <        CompletableFuture<Integer> f = new CompletableFuture<>();
1909 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
1910 <        Noop r = new Noop();
1911 <        CompletableFuture<Void> g = f.runAfterEither(f2, r);
1912 <        assertTrue(f.cancel(true));
1913 <        checkCompletedWithWrappedCancellationException(g);
1914 <        f = new CompletableFuture<>();
1915 <        f2 = new CompletableFuture<>();
1916 <        assertTrue(f2.cancel(true));
1917 <        checkCompletedWithWrappedCancellationException(g);
1904 >    public void testApplyToEither_exceptionalCompletion2() {
1905 >        for (ExecutionMode m : ExecutionMode.values())
1906 >        for (Integer v1 : new Integer[] { 1, null }) {
1907 >
1908 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1909 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1910 >        final IncFunction r = new IncFunction();
1911 >        final CompletableFuture<Integer> h = m.applyToEither(f, g, r);
1912 >        final CFException ex = new CFException();
1913 >
1914 >        g.completeExceptionally(ex);
1915 >        checkCompletedWithWrappedCFException(h, ex);
1916 >        f.complete(v1);
1917 >
1918 >        assertEquals(0, r.invocationCount);
1919 >        checkCompletedNormally(f, v1);
1920 >        checkCompletedWithWrappedCFException(g, ex);
1921 >        checkCompletedWithWrappedCFException(h, ex);
1922 >        }
1923      }
1924  
1925 <    /**
1926 <     * thenCompose result completes normally after normal completion of source
1927 <     */
1928 <    public void testThenCompose() {
1929 <        CompletableFuture<Integer> f, g;
1930 <        CompletableFutureInc r;
1925 >    public void testApplyToEither_exceptionalCompletion3() {
1926 >        for (ExecutionMode m : ExecutionMode.values())
1927 >        for (Integer v1 : new Integer[] { 1, null }) {
1928 >
1929 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1930 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1931 >        final IncFunction r = new IncFunction();
1932 >        final CFException ex = new CFException();
1933 >
1934 >        g.completeExceptionally(ex);
1935 >        f.complete(v1);
1936 >        final CompletableFuture<Integer> h = m.applyToEither(f, g, r);
1937  
1938 <        f = new CompletableFuture<>();
1939 <        g = f.thenCompose(r = new CompletableFutureInc());
1940 <        f.complete(one);
1941 <        checkCompletedNormally(g, two);
1942 <        assertTrue(r.ran);
1938 >        // unspecified behavior
1939 >        Integer v;
1940 >        try {
1941 >            assertEquals(h.join(), inc(v1));
1942 >            assertEquals(1, r.invocationCount);
1943 >        } catch (CompletionException ok) {
1944 >            checkCompletedWithWrappedCFException(h, ex);
1945 >            assertEquals(0, r.invocationCount);
1946 >        }
1947  
1948 <        f = new CompletableFuture<>();
1949 <        f.complete(one);
1950 <        g = f.thenCompose(r = new CompletableFutureInc());
1261 <        checkCompletedNormally(g, two);
1262 <        assertTrue(r.ran);
1948 >        checkCompletedWithWrappedCFException(g, ex);
1949 >        checkCompletedNormally(f, v1);
1950 >        }
1951      }
1952  
1953 <    /**
1954 <     * thenCompose result completes exceptionally after exceptional
1955 <     * completion of source
1956 <     */
1957 <    public void testThenCompose2() {
1958 <        CompletableFuture<Integer> f, g;
1959 <        CompletableFutureInc r;
1953 >    public void testApplyToEither_exceptionalCompletion4() {
1954 >        for (ExecutionMode m : ExecutionMode.values())
1955 >        for (Integer v1 : new Integer[] { 1, null }) {
1956 >
1957 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1958 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1959 >        final IncFunction r = new IncFunction();
1960 >        final CFException ex = new CFException();
1961 >
1962 >        f.completeExceptionally(ex);
1963 >        g.complete(v1);
1964 >        final CompletableFuture<Integer> h = m.applyToEither(f, g, r);
1965  
1966 <        f = new CompletableFuture<>();
1967 <        g = f.thenCompose(r = new CompletableFutureInc());
1968 <        f.completeExceptionally(new CFException());
1969 <        checkCompletedWithWrappedCFException(g);
1966 >        // unspecified behavior
1967 >        Integer v;
1968 >        try {
1969 >            assertEquals(h.join(), inc(v1));
1970 >            assertEquals(1, r.invocationCount);
1971 >        } catch (CompletionException ok) {
1972 >            checkCompletedWithWrappedCFException(h, ex);
1973 >            assertEquals(0, r.invocationCount);
1974 >        }
1975  
1976 <        f = new CompletableFuture<>();
1977 <        f.completeExceptionally(new CFException());
1978 <        g = f.thenCompose(r = new CompletableFutureInc());
1281 <        checkCompletedWithWrappedCFException(g);
1976 >        checkCompletedWithWrappedCFException(f, ex);
1977 >        checkCompletedNormally(g, v1);
1978 >        }
1979      }
1980  
1981      /**
1982 <     * thenCompose result completes exceptionally if action does
1982 >     * applyToEither result completes exceptionally if action does
1983       */
1984 <    public void testThenCompose3() {
1985 <        CompletableFuture<Integer> f, g;
1986 <        FailingCompletableFutureFunction r;
1987 <
1988 <        f = new CompletableFuture<>();
1989 <        g = f.thenCompose(r = new FailingCompletableFutureFunction());
1990 <        f.complete(one);
1991 <        checkCompletedWithWrappedCFException(g);
1984 >    public void testApplyToEither_actionFailed1() {
1985 >        for (ExecutionMode m : ExecutionMode.values())
1986 >        for (Integer v1 : new Integer[] { 1, null })
1987 >        for (Integer v2 : new Integer[] { 2, null }) {
1988 >
1989 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1990 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1991 >        final FailingFunction r = new FailingFunction();
1992 >        final CompletableFuture<Integer> h = m.applyToEither(f, g, r);
1993 >
1994 >        f.complete(v1);
1995 >        checkCompletedWithWrappedCFException(h);
1996 >        g.complete(v2);
1997 >        checkCompletedNormally(f, v1);
1998 >        checkCompletedNormally(g, v2);
1999 >        }
2000 >    }
2001  
2002 <        f = new CompletableFuture<>();
2003 <        f.complete(one);
2004 <        g = f.thenCompose(r = new FailingCompletableFutureFunction());
2005 <        checkCompletedWithWrappedCFException(g);
2002 >    public void testApplyToEither_actionFailed2() {
2003 >        for (ExecutionMode m : ExecutionMode.values())
2004 >        for (Integer v1 : new Integer[] { 1, null })
2005 >        for (Integer v2 : new Integer[] { 2, null }) {
2006 >
2007 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2008 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2009 >        final FailingFunction r = new FailingFunction();
2010 >        final CompletableFuture<Integer> h = m.applyToEither(f, g, r);
2011 >
2012 >        g.complete(v2);
2013 >        checkCompletedWithWrappedCFException(h);
2014 >        f.complete(v1);
2015 >        checkCompletedNormally(f, v1);
2016 >        checkCompletedNormally(g, v2);
2017 >        }
2018      }
2019  
2020      /**
2021 <     * thenCompose result completes exceptionally if source cancelled
2021 >     * applyToEither result completes exceptionally if either source cancelled
2022       */
2023 <    public void testThenCompose4() {
2024 <        CompletableFuture<Integer> f, g;
2025 <        CompletableFutureInc r;
2023 >    public void testApplyToEither_sourceCancelled1() {
2024 >        for (ExecutionMode m : ExecutionMode.values())
2025 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2026 >        for (Integer v1 : new Integer[] { 1, null }) {
2027 >
2028 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2029 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2030 >        final IncFunction r = new IncFunction();
2031 >        final CompletableFuture<Integer> h = m.applyToEither(f, g, r);
2032  
2033 <        f = new CompletableFuture<>();
2034 <        g = f.thenCompose(r = new CompletableFutureInc());
2035 <        assertTrue(f.cancel(true));
1312 <        checkCompletedWithWrappedCancellationException(g);
2033 >        assertTrue(f.cancel(mayInterruptIfRunning));
2034 >        checkCompletedWithWrappedCancellationException(h);
2035 >        g.complete(v1);
2036  
2037 <        f = new CompletableFuture<>();
2038 <        assertTrue(f.cancel(true));
2039 <        g = f.thenCompose(r = new CompletableFutureInc());
2040 <        checkCompletedWithWrappedCancellationException(g);
2037 >        checkCancelled(f);
2038 >        assertEquals(0, r.invocationCount);
2039 >        checkCompletedNormally(g, v1);
2040 >        checkCompletedWithWrappedCancellationException(h);
2041 >        }
2042      }
2043  
2044 +    public void testApplyToEither_sourceCancelled2() {
2045 +        for (ExecutionMode m : ExecutionMode.values())
2046 +        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2047 +        for (Integer v1 : new Integer[] { 1, null }) {
2048 +
2049 +        final CompletableFuture<Integer> f = new CompletableFuture<>();
2050 +        final CompletableFuture<Integer> g = new CompletableFuture<>();
2051 +        final IncFunction r = new IncFunction();
2052 +        final CompletableFuture<Integer> h = m.applyToEither(f, g, r);
2053 +
2054 +        assertTrue(g.cancel(mayInterruptIfRunning));
2055 +        checkCompletedWithWrappedCancellationException(h);
2056 +        f.complete(v1);
2057 +
2058 +        checkCancelled(g);
2059 +        assertEquals(0, r.invocationCount);
2060 +        checkCompletedNormally(f, v1);
2061 +        checkCompletedWithWrappedCancellationException(h);
2062 +        }
2063 +    }
2064  
2065 <    // asyncs
2065 >    public void testApplyToEither_sourceCancelled3() {
2066 >        for (ExecutionMode m : ExecutionMode.values())
2067 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2068 >        for (Integer v1 : new Integer[] { 1, null }) {
2069 >
2070 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2071 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2072 >        final IncFunction r = new IncFunction();
2073 >
2074 >        assertTrue(g.cancel(mayInterruptIfRunning));
2075 >        f.complete(v1);
2076 >        final CompletableFuture<Integer> h = m.applyToEither(f, g, r);
2077  
2078 <    /**
2079 <     * thenRunAsync result completes normally after normal completion of source
2080 <     */
2081 <    public void testThenRunAsync() {
2082 <        CompletableFuture<Integer> f = new CompletableFuture<>();
2083 <        Noop r = new Noop();
2084 <        CompletableFuture<Void> g = f.thenRunAsync(r);
2085 <        f.complete(null);
2086 <        checkCompletedNormally(g, null);
2078 >        // unspecified behavior
2079 >        Integer v;
2080 >        try {
2081 >            assertEquals(h.join(), inc(v1));
2082 >            assertEquals(1, r.invocationCount);
2083 >        } catch (CompletionException ok) {
2084 >            checkCompletedWithWrappedCancellationException(h);
2085 >            assertEquals(0, r.invocationCount);
2086 >        }
2087  
2088 <        // reordered version
2089 <        f = new CompletableFuture<>();
2090 <        f.complete(null);
1336 <        r = new Noop();
1337 <        g = f.thenRunAsync(r);
1338 <        checkCompletedNormally(g, null);
2088 >        checkCancelled(g);
2089 >        checkCompletedNormally(f, v1);
2090 >        }
2091      }
2092  
2093 <    /**
2094 <     * thenRunAsync result completes exceptionally after exceptional
2095 <     * completion of source
2096 <     */
2097 <    public void testThenRunAsync2() {
2098 <        CompletableFuture<Integer> f = new CompletableFuture<>();
2099 <        Noop r = new Noop();
2100 <        CompletableFuture<Void> g = f.thenRunAsync(r);
2101 <        f.completeExceptionally(new CFException());
2093 >    public void testApplyToEither_sourceCancelled4() {
2094 >        for (ExecutionMode m : ExecutionMode.values())
2095 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2096 >        for (Integer v1 : new Integer[] { 1, null }) {
2097 >
2098 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2099 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2100 >        final IncFunction r = new IncFunction();
2101 >
2102 >        assertTrue(f.cancel(mayInterruptIfRunning));
2103 >        g.complete(v1);
2104 >        final CompletableFuture<Integer> h = m.applyToEither(f, g, r);
2105 >
2106 >        // unspecified behavior
2107 >        Integer v;
2108          try {
2109 <            g.join();
2110 <            shouldThrow();
2111 <        } catch (Exception ok) {
2109 >            assertEquals(h.join(), inc(v1));
2110 >            assertEquals(1, r.invocationCount);
2111 >        } catch (CompletionException ok) {
2112 >            checkCompletedWithWrappedCancellationException(h);
2113 >            assertEquals(0, r.invocationCount);
2114          }
1355        checkCompletedWithWrappedCFException(g);
1356    }
2115  
2116 <    /**
2117 <     * thenRunAsync result completes exceptionally if action does
2118 <     */
1361 <    public void testThenRunAsync3() {
1362 <        CompletableFuture<Integer> f = new CompletableFuture<>();
1363 <        FailingNoop r = new FailingNoop();
1364 <        CompletableFuture<Void> g = f.thenRunAsync(r);
1365 <        f.complete(null);
1366 <        checkCompletedWithWrappedCFException(g);
2116 >        checkCancelled(f);
2117 >        checkCompletedNormally(g, v1);
2118 >        }
2119      }
2120  
2121      /**
2122 <     * thenRunAsync result completes exceptionally if source cancelled
2122 >     * acceptEither result completes normally after normal completion
2123 >     * of either source
2124       */
2125 <    public void testThenRunAsync4() {
2126 <        CompletableFuture<Integer> f = new CompletableFuture<>();
2127 <        Noop r = new Noop();
2128 <        CompletableFuture<Void> g = f.thenRunAsync(r);
2129 <        assertTrue(f.cancel(true));
2130 <        checkCompletedWithWrappedCancellationException(g);
2131 <    }
2125 >    public void testAcceptEither_normalCompletion1() {
2126 >        for (ExecutionMode m : ExecutionMode.values())
2127 >        for (Integer v1 : new Integer[] { 1, null })
2128 >        for (Integer v2 : new Integer[] { 2, null }) {
2129 >
2130 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2131 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2132 >        final IncAction r = new IncAction();
2133 >        final CompletableFuture<Void> h = m.acceptEither(f, g, r);
2134  
2135 <    /**
2136 <     * thenApplyAsync result completes normally after normal completion of source
2137 <     */
2138 <    public void testThenApplyAsync() {
1384 <        CompletableFuture<Integer> f = new CompletableFuture<>();
1385 <        CompletableFuture<Integer> g = f.thenApplyAsync(inc);
1386 <        f.complete(one);
1387 <        checkCompletedNormally(g, two);
1388 <    }
2135 >        f.complete(v1);
2136 >        checkCompletedNormally(h, null);
2137 >        assertEquals(r.value, inc(v1));
2138 >        g.complete(v2);
2139  
2140 <    /**
2141 <     * thenApplyAsync result completes exceptionally after exceptional
2142 <     * completion of source
2143 <     */
1394 <    public void testThenApplyAsync2() {
1395 <        CompletableFuture<Integer> f = new CompletableFuture<>();
1396 <        CompletableFuture<Integer> g = f.thenApplyAsync(inc);
1397 <        f.completeExceptionally(new CFException());
1398 <        checkCompletedWithWrappedCFException(g);
2140 >        checkCompletedNormally(f, v1);
2141 >        checkCompletedNormally(g, v2);
2142 >        checkCompletedNormally(h, null);
2143 >        }
2144      }
2145  
2146 <    /**
2147 <     * thenApplyAsync result completes exceptionally if action does
2148 <     */
2149 <    public void testThenApplyAsync3() {
2150 <        CompletableFuture<Integer> f = new CompletableFuture<>();
2151 <        FailingFunction r = new FailingFunction();
2152 <        CompletableFuture<Integer> g = f.thenApplyAsync(r);
2153 <        f.complete(null);
2154 <        checkCompletedWithWrappedCFException(g);
1410 <    }
2146 >    public void testAcceptEither_normalCompletion2() {
2147 >        for (ExecutionMode m : ExecutionMode.values())
2148 >        for (Integer v1 : new Integer[] { 1, null })
2149 >        for (Integer v2 : new Integer[] { 2, null }) {
2150 >
2151 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2152 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2153 >        final IncAction r = new IncAction();
2154 >        final CompletableFuture<Void> h = m.acceptEither(f, g, r);
2155  
2156 <    /**
2157 <     * thenApplyAsync result completes exceptionally if source cancelled
2158 <     */
2159 <    public void testThenApplyAsync4() {
1416 <        CompletableFuture<Integer> f = new CompletableFuture<>();
1417 <        CompletableFuture<Integer> g = f.thenApplyAsync(inc);
1418 <        assertTrue(f.cancel(true));
1419 <        checkCompletedWithWrappedCancellationException(g);
1420 <    }
2156 >        g.complete(v2);
2157 >        checkCompletedNormally(h, null);
2158 >        assertEquals(r.value, inc(v2));
2159 >        f.complete(v1);
2160  
2161 <    /**
2162 <     * thenAcceptAsync result completes normally after normal
2163 <     * completion of source
2164 <     */
1426 <    public void testThenAcceptAsync() {
1427 <        CompletableFuture<Integer> f = new CompletableFuture<>();
1428 <        IncAction r = new IncAction();
1429 <        CompletableFuture<Void> g = f.thenAcceptAsync(r);
1430 <        f.complete(one);
1431 <        checkCompletedNormally(g, null);
1432 <        assertEquals(r.value, 2);
2161 >        checkCompletedNormally(f, v1);
2162 >        checkCompletedNormally(g, v2);
2163 >        checkCompletedNormally(h, null);
2164 >        }
2165      }
2166 +    public void testAcceptEither_normalCompletion3() {
2167 +        for (ExecutionMode m : ExecutionMode.values())
2168 +        for (Integer v1 : new Integer[] { 1, null })
2169 +        for (Integer v2 : new Integer[] { 2, null }) {
2170 +
2171 +        final CompletableFuture<Integer> f = new CompletableFuture<>();
2172 +        final CompletableFuture<Integer> g = new CompletableFuture<>();
2173 +        final IncAction r = new IncAction();
2174 +
2175 +        f.complete(v1);
2176 +        g.complete(v2);
2177 +        final CompletableFuture<Void> h = m.acceptEither(f, g, r);
2178  
2179 <    /**
2180 <     * thenAcceptAsync result completes exceptionally after exceptional
2181 <     * completion of source
1438 <     */
1439 <    public void testThenAcceptAsync2() {
1440 <        CompletableFuture<Integer> f = new CompletableFuture<>();
1441 <        IncAction r = new IncAction();
1442 <        CompletableFuture<Void> g = f.thenAcceptAsync(r);
1443 <        f.completeExceptionally(new CFException());
1444 <        checkCompletedWithWrappedCFException(g);
1445 <    }
2179 >        checkCompletedNormally(h, null);
2180 >        checkCompletedNormally(f, v1);
2181 >        checkCompletedNormally(g, v2);
2182  
2183 <    /**
2184 <     * thenAcceptAsync result completes exceptionally if action does
2185 <     */
2186 <    public void testThenAcceptAsync3() {
1451 <        CompletableFuture<Integer> f = new CompletableFuture<>();
1452 <        FailingConsumer r = new FailingConsumer();
1453 <        CompletableFuture<Void> g = f.thenAcceptAsync(r);
1454 <        f.complete(null);
1455 <        checkCompletedWithWrappedCFException(g);
2183 >        // unspecified behavior
2184 >        assertTrue(Objects.equals(r.value, inc(v1)) ||
2185 >                   Objects.equals(r.value, inc(v2)));
2186 >        }
2187      }
2188  
2189      /**
2190 <     * thenAcceptAsync result completes exceptionally if source cancelled
2190 >     * acceptEither result completes exceptionally after exceptional
2191 >     * completion of either source
2192       */
2193 <    public void testThenAcceptAsync4() {
2194 <        CompletableFuture<Integer> f = new CompletableFuture<>();
2195 <        IncAction r = new IncAction();
2196 <        CompletableFuture<Void> g = f.thenAcceptAsync(r);
2197 <        assertTrue(f.cancel(true));
2198 <        checkCompletedWithWrappedCancellationException(g);
2193 >    public void testAcceptEither_exceptionalCompletion1() {
2194 >        for (ExecutionMode m : ExecutionMode.values())
2195 >        for (Integer v1 : new Integer[] { 1, null }) {
2196 >
2197 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2198 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2199 >        final IncAction r = new IncAction();
2200 >        final CompletableFuture<Void> h = m.acceptEither(f, g, r);
2201 >        final CFException ex = new CFException();
2202 >
2203 >        f.completeExceptionally(ex);
2204 >        checkCompletedWithWrappedCFException(h, ex);
2205 >        g.complete(v1);
2206 >
2207 >        assertEquals(0, r.invocationCount);
2208 >        checkCompletedNormally(g, v1);
2209 >        checkCompletedWithWrappedCFException(f, ex);
2210 >        checkCompletedWithWrappedCFException(h, ex);
2211 >        }
2212      }
2213  
2214 <    /**
2215 <     * thenCombineAsync result completes normally after normal
2216 <     * completion of sources
2217 <     */
2218 <    public void testThenCombineAsync() {
2219 <        CompletableFuture<Integer> f, g, h;
2214 >    public void testAcceptEither_exceptionalCompletion2() {
2215 >        for (ExecutionMode m : ExecutionMode.values())
2216 >        for (Integer v1 : new Integer[] { 1, null }) {
2217 >
2218 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2219 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2220 >        final IncAction r = new IncAction();
2221 >        final CompletableFuture<Void> h = m.acceptEither(f, g, r);
2222 >        final CFException ex = new CFException();
2223 >
2224 >        g.completeExceptionally(ex);
2225 >        checkCompletedWithWrappedCFException(h, ex);
2226 >        f.complete(v1);
2227 >
2228 >        assertEquals(0, r.invocationCount);
2229 >        checkCompletedNormally(f, v1);
2230 >        checkCompletedWithWrappedCFException(g, ex);
2231 >        checkCompletedWithWrappedCFException(h, ex);
2232 >        }
2233 >    }
2234  
2235 <        f = new CompletableFuture<>();
2236 <        g = new CompletableFuture<>();
2237 <        h = f.thenCombineAsync(g, subtract);
2238 <        f.complete(3);
2239 <        checkIncomplete(h);
2240 <        g.complete(1);
2241 <        checkCompletedNormally(h, 2);
2235 >    public void testAcceptEither_exceptionalCompletion3() {
2236 >        for (ExecutionMode m : ExecutionMode.values())
2237 >        for (Integer v1 : new Integer[] { 1, null }) {
2238 >
2239 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2240 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2241 >        final IncAction r = new IncAction();
2242 >        final CFException ex = new CFException();
2243 >
2244 >        g.completeExceptionally(ex);
2245 >        f.complete(v1);
2246 >        final CompletableFuture<Void> h = m.acceptEither(f, g, r);
2247  
2248 <        f = new CompletableFuture<>();
2249 <        g = new CompletableFuture<>();
2250 <        h = f.thenCombineAsync(g, subtract);
2251 <        g.complete(1);
2252 <        checkIncomplete(h);
2253 <        f.complete(3);
2254 <        checkCompletedNormally(h, 2);
2248 >        // unspecified behavior
2249 >        Integer v;
2250 >        try {
2251 >            assertEquals(h.join(), null);
2252 >            assertEquals(1, r.invocationCount);
2253 >            assertEquals(inc(v1), r.value);
2254 >        } catch (CompletionException ok) {
2255 >            checkCompletedWithWrappedCFException(h, ex);
2256 >            assertEquals(0, r.invocationCount);
2257 >        }
2258  
2259 <        f = new CompletableFuture<>();
2260 <        g = new CompletableFuture<>();
2261 <        g.complete(1);
1495 <        f.complete(3);
1496 <        h = f.thenCombineAsync(g, subtract);
1497 <        checkCompletedNormally(h, 2);
2259 >        checkCompletedWithWrappedCFException(g, ex);
2260 >        checkCompletedNormally(f, v1);
2261 >        }
2262      }
2263  
2264 <    /**
2265 <     * thenCombineAsync result completes exceptionally after exceptional
2266 <     * completion of either source
2267 <     */
2268 <    public void testThenCombineAsync2() {
2269 <        CompletableFuture<Integer> f, g, h;
2264 >    public void testAcceptEither_exceptionalCompletion4() {
2265 >        for (ExecutionMode m : ExecutionMode.values())
2266 >        for (Integer v1 : new Integer[] { 1, null }) {
2267 >
2268 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2269 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2270 >        final IncAction r = new IncAction();
2271 >        final CFException ex = new CFException();
2272 >
2273 >        f.completeExceptionally(ex);
2274 >        g.complete(v1);
2275 >        final CompletableFuture<Void> h = m.acceptEither(f, g, r);
2276  
2277 <        f = new CompletableFuture<>();
2278 <        g = new CompletableFuture<>();
2279 <        h = f.thenCombineAsync(g, subtract);
2280 <        f.completeExceptionally(new CFException());
2281 <        checkIncomplete(h);
2282 <        g.complete(1);
2283 <        checkCompletedWithWrappedCFException(h);
2284 <
2285 <        f = new CompletableFuture<>();
2286 <        g = new CompletableFuture<>();
1517 <        h = f.thenCombineAsync(g, subtract);
1518 <        g.completeExceptionally(new CFException());
1519 <        checkIncomplete(h);
1520 <        f.complete(3);
1521 <        checkCompletedWithWrappedCFException(h);
2277 >        // unspecified behavior
2278 >        Integer v;
2279 >        try {
2280 >            assertEquals(h.join(), null);
2281 >            assertEquals(1, r.invocationCount);
2282 >            assertEquals(inc(v1), r.value);
2283 >        } catch (CompletionException ok) {
2284 >            checkCompletedWithWrappedCFException(h, ex);
2285 >            assertEquals(0, r.invocationCount);
2286 >        }
2287  
2288 <        f = new CompletableFuture<>();
2289 <        g = new CompletableFuture<>();
2290 <        g.completeExceptionally(new CFException());
1526 <        f.complete(3);
1527 <        h = f.thenCombineAsync(g, subtract);
1528 <        checkCompletedWithWrappedCFException(h);
2288 >        checkCompletedWithWrappedCFException(f, ex);
2289 >        checkCompletedNormally(g, v1);
2290 >        }
2291      }
2292  
2293      /**
2294 <     * thenCombineAsync result completes exceptionally if action does
2294 >     * acceptEither result completes exceptionally if action does
2295       */
2296 <    public void testThenCombineAsync3() {
2297 <        CompletableFuture<Integer> f = new CompletableFuture<>();
2298 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
2299 <        FailingBiFunction r = new FailingBiFunction();
2300 <        CompletableFuture<Integer> g = f.thenCombineAsync(f2, r);
2301 <        f.complete(one);
2302 <        checkIncomplete(g);
2303 <        assertFalse(r.ran);
2304 <        f2.complete(two);
2305 <        checkCompletedWithWrappedCFException(g);
2306 <        assertTrue(r.ran);
2296 >    public void testAcceptEither_actionFailed1() {
2297 >        for (ExecutionMode m : ExecutionMode.values())
2298 >        for (Integer v1 : new Integer[] { 1, null })
2299 >        for (Integer v2 : new Integer[] { 2, null }) {
2300 >
2301 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2302 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2303 >        final FailingConsumer r = new FailingConsumer();
2304 >        final CompletableFuture<Void> h = m.acceptEither(f, g, r);
2305 >
2306 >        f.complete(v1);
2307 >        checkCompletedWithWrappedCFException(h);
2308 >        g.complete(v2);
2309 >        checkCompletedNormally(f, v1);
2310 >        checkCompletedNormally(g, v2);
2311 >        }
2312 >    }
2313 >
2314 >    public void testAcceptEither_actionFailed2() {
2315 >        for (ExecutionMode m : ExecutionMode.values())
2316 >        for (Integer v1 : new Integer[] { 1, null })
2317 >        for (Integer v2 : new Integer[] { 2, null }) {
2318 >
2319 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2320 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2321 >        final FailingConsumer r = new FailingConsumer();
2322 >        final CompletableFuture<Void> h = m.acceptEither(f, g, r);
2323 >
2324 >        g.complete(v2);
2325 >        checkCompletedWithWrappedCFException(h);
2326 >        f.complete(v1);
2327 >        checkCompletedNormally(f, v1);
2328 >        checkCompletedNormally(g, v2);
2329 >        }
2330      }
2331  
2332      /**
2333 <     * thenCombineAsync result completes exceptionally if either source cancelled
2333 >     * acceptEither result completes exceptionally if either source cancelled
2334       */
2335 <    public void testThenCombineAsync4() {
2336 <        CompletableFuture<Integer> f, g, h;
2335 >    public void testAcceptEither_sourceCancelled1() {
2336 >        for (ExecutionMode m : ExecutionMode.values())
2337 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2338 >        for (Integer v1 : new Integer[] { 1, null }) {
2339 >
2340 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2341 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2342 >        final IncAction r = new IncAction();
2343 >        final CompletableFuture<Void> h = m.acceptEither(f, g, r);
2344  
2345 <        f = new CompletableFuture<>();
1554 <        g = new CompletableFuture<>();
1555 <        h = f.thenCombineAsync(g, subtract);
1556 <        assertTrue(f.cancel(true));
1557 <        checkIncomplete(h);
1558 <        g.complete(1);
2345 >        assertTrue(f.cancel(mayInterruptIfRunning));
2346          checkCompletedWithWrappedCancellationException(h);
2347 +        g.complete(v1);
2348  
2349 <        f = new CompletableFuture<>();
2350 <        g = new CompletableFuture<>();
2351 <        h = f.thenCombineAsync(g, subtract);
1564 <        assertTrue(g.cancel(true));
1565 <        checkIncomplete(h);
1566 <        f.complete(3);
1567 <        checkCompletedWithWrappedCancellationException(h);
1568 <
1569 <        f = new CompletableFuture<>();
1570 <        g = new CompletableFuture<>();
1571 <        g.complete(3);
1572 <        assertTrue(f.cancel(true));
1573 <        h = f.thenCombineAsync(g, subtract);
2349 >        checkCancelled(f);
2350 >        assertEquals(0, r.invocationCount);
2351 >        checkCompletedNormally(g, v1);
2352          checkCompletedWithWrappedCancellationException(h);
2353 +        }
2354 +    }
2355  
2356 <        f = new CompletableFuture<>();
2357 <        g = new CompletableFuture<>();
2358 <        f.complete(3);
2359 <        assertTrue(g.cancel(true));
2360 <        h = f.thenCombineAsync(g, subtract);
2356 >    public void testAcceptEither_sourceCancelled2() {
2357 >        for (ExecutionMode m : ExecutionMode.values())
2358 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2359 >        for (Integer v1 : new Integer[] { 1, null }) {
2360 >
2361 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2362 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2363 >        final IncAction r = new IncAction();
2364 >        final CompletableFuture<Void> h = m.acceptEither(f, g, r);
2365 >
2366 >        assertTrue(g.cancel(mayInterruptIfRunning));
2367 >        checkCompletedWithWrappedCancellationException(h);
2368 >        f.complete(v1);
2369 >
2370 >        checkCancelled(g);
2371 >        assertEquals(0, r.invocationCount);
2372 >        checkCompletedNormally(f, v1);
2373          checkCompletedWithWrappedCancellationException(h);
2374 +        }
2375      }
2376  
2377 <    /**
2378 <     * thenAcceptBothAsync result completes normally after normal
2379 <     * completion of sources
2380 <     */
2381 <    public void testThenAcceptBothAsync() {
2382 <        CompletableFuture<Integer> f, g;
2383 <        CompletableFuture<Void> h;
2384 <        SubtractAction r;
2385 <
2386 <        f = new CompletableFuture<>();
2387 <        g = new CompletableFuture<>();
2388 <        h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1596 <        f.complete(3);
1597 <        checkIncomplete(h);
1598 <        g.complete(1);
1599 <        checkCompletedNormally(h, null);
1600 <        assertEquals(r.value, 2);
2377 >    public void testAcceptEither_sourceCancelled3() {
2378 >        for (ExecutionMode m : ExecutionMode.values())
2379 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2380 >        for (Integer v1 : new Integer[] { 1, null }) {
2381 >
2382 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2383 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2384 >        final IncAction r = new IncAction();
2385 >
2386 >        assertTrue(g.cancel(mayInterruptIfRunning));
2387 >        f.complete(v1);
2388 >        final CompletableFuture<Void> h = m.acceptEither(f, g, r);
2389  
2390 <        f = new CompletableFuture<>();
2391 <        g = new CompletableFuture<>();
2392 <        h = f.thenAcceptBothAsync(g, r = new SubtractAction());
2393 <        g.complete(1);
2394 <        checkIncomplete(h);
2395 <        f.complete(3);
2396 <        checkCompletedNormally(h, null);
2397 <        assertEquals(r.value, 2);
2390 >        // unspecified behavior
2391 >        Integer v;
2392 >        try {
2393 >            assertEquals(h.join(), null);
2394 >            assertEquals(1, r.invocationCount);
2395 >            assertEquals(inc(v1), r.value);
2396 >        } catch (CompletionException ok) {
2397 >            checkCompletedWithWrappedCancellationException(h);
2398 >            assertEquals(0, r.invocationCount);
2399 >        }
2400  
2401 <        f = new CompletableFuture<>();
2402 <        g = new CompletableFuture<>();
2403 <        g.complete(1);
1614 <        f.complete(3);
1615 <        h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1616 <        checkCompletedNormally(h, null);
1617 <        assertEquals(r.value, 2);
2401 >        checkCancelled(g);
2402 >        checkCompletedNormally(f, v1);
2403 >        }
2404      }
2405  
2406 <    /**
2407 <     * thenAcceptBothAsync result completes exceptionally after exceptional
2408 <     * completion of source
2409 <     */
2410 <    public void testThenAcceptBothAsync2() {
2411 <        CompletableFuture<Integer> f, g;
2412 <        CompletableFuture<Void> h;
2413 <        SubtractAction r;
2414 <
2415 <        f = new CompletableFuture<>();
2416 <        g = new CompletableFuture<>();
2417 <        h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1632 <        f.completeExceptionally(new CFException());
1633 <        checkIncomplete(h);
1634 <        g.complete(1);
1635 <        checkCompletedWithWrappedCFException(h);
1636 <
1637 <        f = new CompletableFuture<>();
1638 <        g = new CompletableFuture<>();
1639 <        h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1640 <        g.completeExceptionally(new CFException());
1641 <        checkIncomplete(h);
1642 <        f.complete(3);
1643 <        checkCompletedWithWrappedCFException(h);
2406 >    public void testAcceptEither_sourceCancelled4() {
2407 >        for (ExecutionMode m : ExecutionMode.values())
2408 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2409 >        for (Integer v1 : new Integer[] { 1, null }) {
2410 >
2411 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2412 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2413 >        final IncAction r = new IncAction();
2414 >
2415 >        assertTrue(f.cancel(mayInterruptIfRunning));
2416 >        g.complete(v1);
2417 >        final CompletableFuture<Void> h = m.acceptEither(f, g, r);
2418  
2419 <        f = new CompletableFuture<>();
2420 <        g = new CompletableFuture<>();
2421 <        f.complete(3);
2422 <        g.completeExceptionally(new CFException());
2423 <        h = f.thenAcceptBothAsync(g, r = new SubtractAction());
2424 <        checkCompletedWithWrappedCFException(h);
2419 >        // unspecified behavior
2420 >        Integer v;
2421 >        try {
2422 >            assertEquals(h.join(), null);
2423 >            assertEquals(1, r.invocationCount);
2424 >            assertEquals(inc(v1), r.value);
2425 >        } catch (CompletionException ok) {
2426 >            checkCompletedWithWrappedCancellationException(h);
2427 >            assertEquals(0, r.invocationCount);
2428 >        }
2429  
2430 <        f = new CompletableFuture<>();
2431 <        g = new CompletableFuture<>();
2432 <        f.completeExceptionally(new CFException());
1655 <        g.complete(3);
1656 <        h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1657 <        checkCompletedWithWrappedCFException(h);
2430 >        checkCancelled(f);
2431 >        checkCompletedNormally(g, v1);
2432 >        }
2433      }
2434  
2435      /**
2436 <     * thenAcceptBothAsync result completes exceptionally if action does
2436 >     * runAfterEither result completes normally after normal completion
2437 >     * of either source
2438       */
2439 <    public void testThenAcceptBothAsync3() {
2440 <        CompletableFuture<Integer> f, g;
2441 <        CompletableFuture<Void> h;
2442 <        FailingBiConsumer r;
2439 >    public void testRunAfterEither_normalCompletion1() {
2440 >        for (ExecutionMode m : ExecutionMode.values())
2441 >        for (Integer v1 : new Integer[] { 1, null })
2442 >        for (Integer v2 : new Integer[] { 2, null }) {
2443 >
2444 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2445 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2446 >        final Noop r = new Noop();
2447 >        final CompletableFuture<Void> h = m.runAfterEither(f, g, r);
2448  
2449 <        f = new CompletableFuture<>();
2450 <        g = new CompletableFuture<>();
2451 <        h = f.thenAcceptBothAsync(g, r = new FailingBiConsumer());
2452 <        f.complete(3);
1672 <        checkIncomplete(h);
1673 <        g.complete(1);
1674 <        checkCompletedWithWrappedCFException(h);
2449 >        f.complete(v1);
2450 >        checkCompletedNormally(h, null);
2451 >        assertEquals(1, r.invocationCount);
2452 >        g.complete(v2);
2453  
2454 <        f = new CompletableFuture<>();
2455 <        g = new CompletableFuture<>();
2456 <        f.complete(3);
2457 <        g.complete(1);
2458 <        h = f.thenAcceptBothAsync(g, r = new FailingBiConsumer());
1681 <        checkCompletedWithWrappedCFException(h);
2454 >        checkCompletedNormally(f, v1);
2455 >        checkCompletedNormally(g, v2);
2456 >        checkCompletedNormally(h, null);
2457 >        assertEquals(1, r.invocationCount);
2458 >        }
2459      }
2460  
2461 <    /**
2462 <     * thenAcceptBothAsync result completes exceptionally if either source cancelled
2463 <     */
2464 <    public void testThenAcceptBothAsync4() {
2465 <        CompletableFuture<Integer> f, g;
2466 <        CompletableFuture<Void> h;
2467 <        SubtractAction r;
2468 <
2469 <        f = new CompletableFuture<>();
1693 <        g = new CompletableFuture<>();
1694 <        h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1695 <        assertTrue(f.cancel(true));
1696 <        checkIncomplete(h);
1697 <        g.complete(1);
1698 <        checkCompletedWithWrappedCancellationException(h);
2461 >    public void testRunAfterEither_normalCompletion2() {
2462 >        for (ExecutionMode m : ExecutionMode.values())
2463 >        for (Integer v1 : new Integer[] { 1, null })
2464 >        for (Integer v2 : new Integer[] { 2, null }) {
2465 >
2466 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2467 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2468 >        final Noop r = new Noop();
2469 >        final CompletableFuture<Void> h = m.runAfterEither(f, g, r);
2470  
2471 <        f = new CompletableFuture<>();
2472 <        g = new CompletableFuture<>();
2473 <        h = f.thenAcceptBothAsync(g, r = new SubtractAction());
2474 <        assertTrue(g.cancel(true));
1704 <        checkIncomplete(h);
1705 <        f.complete(3);
1706 <        checkCompletedWithWrappedCancellationException(h);
1707 <
1708 <        f = new CompletableFuture<>();
1709 <        g = new CompletableFuture<>();
1710 <        f.complete(3);
1711 <        assertTrue(g.cancel(true));
1712 <        h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1713 <        checkCompletedWithWrappedCancellationException(h);
2471 >        g.complete(v2);
2472 >        checkCompletedNormally(h, null);
2473 >        assertEquals(1, r.invocationCount);
2474 >        f.complete(v1);
2475  
2476 <        f = new CompletableFuture<>();
2477 <        g = new CompletableFuture<>();
2478 <        assertTrue(f.cancel(true));
2479 <        g.complete(3);
2480 <        h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1720 <        checkCompletedWithWrappedCancellationException(h);
2476 >        checkCompletedNormally(f, v1);
2477 >        checkCompletedNormally(g, v2);
2478 >        checkCompletedNormally(h, null);
2479 >        assertEquals(1, r.invocationCount);
2480 >        }
2481      }
2482 +    public void testRunAfterEither_normalCompletion3() {
2483 +        for (ExecutionMode m : ExecutionMode.values())
2484 +        for (Integer v1 : new Integer[] { 1, null })
2485 +        for (Integer v2 : new Integer[] { 2, null }) {
2486 +
2487 +        final CompletableFuture<Integer> f = new CompletableFuture<>();
2488 +        final CompletableFuture<Integer> g = new CompletableFuture<>();
2489 +        final Noop r = new Noop();
2490 +
2491 +        f.complete(v1);
2492 +        g.complete(v2);
2493 +        final CompletableFuture<Void> h = m.runAfterEither(f, g, r);
2494  
2495 <    /**
2496 <     * runAfterBothAsync result completes normally after normal
2497 <     * completion of sources
2498 <     */
2499 <    public void testRunAfterBothAsync() {
1728 <        CompletableFuture<Integer> f = new CompletableFuture<>();
1729 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
1730 <        Noop r = new Noop();
1731 <        CompletableFuture<Void> g = f.runAfterBothAsync(f2, r);
1732 <        f.complete(one);
1733 <        checkIncomplete(g);
1734 <        f2.complete(two);
1735 <        checkCompletedNormally(g, null);
1736 <        assertTrue(r.ran);
2495 >        checkCompletedNormally(h, null);
2496 >        checkCompletedNormally(f, v1);
2497 >        checkCompletedNormally(g, v2);
2498 >        assertEquals(1, r.invocationCount);
2499 >        }
2500      }
2501  
2502      /**
2503 <     * runAfterBothAsync result completes exceptionally after exceptional
2504 <     * completion of source
2503 >     * runAfterEither result completes exceptionally after exceptional
2504 >     * completion of either source
2505       */
2506 <    public void testRunAfterBothAsync2() {
2507 <        CompletableFuture<Integer> f = new CompletableFuture<>();
2508 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
2509 <        Noop r = new Noop();
2510 <        CompletableFuture<Void> g = f.runAfterBothAsync(f2, r);
2511 <        f.completeExceptionally(new CFException());
2512 <        f2.complete(two);
2513 <        checkCompletedWithWrappedCFException(g);
2514 <
2515 <        r = new Noop();
2516 <        f = new CompletableFuture<>();
2517 <        f2 = new CompletableFuture<>();
2518 <        g = f.runAfterBothAsync(f2, r);
2519 <        f.complete(one);
2520 <        f2.completeExceptionally(new CFException());
2521 <        checkCompletedWithWrappedCFException(g);
2506 >    public void testRunAfterEither_exceptionalCompletion1() {
2507 >        for (ExecutionMode m : ExecutionMode.values())
2508 >        for (Integer v1 : new Integer[] { 1, null }) {
2509 >
2510 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2511 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2512 >        final Noop r = new Noop();
2513 >        final CompletableFuture<Void> h = m.runAfterEither(f, g, r);
2514 >        final CFException ex = new CFException();
2515 >
2516 >        f.completeExceptionally(ex);
2517 >        checkCompletedWithWrappedCFException(h, ex);
2518 >        g.complete(v1);
2519 >
2520 >        assertEquals(0, r.invocationCount);
2521 >        checkCompletedNormally(g, v1);
2522 >        checkCompletedWithWrappedCFException(f, ex);
2523 >        checkCompletedWithWrappedCFException(h, ex);
2524 >        }
2525      }
2526  
2527 <    /**
2528 <     * runAfterBothAsync result completes exceptionally if action does
2529 <     */
2530 <    public void testRunAfterBothAsync3() {
2531 <        CompletableFuture<Integer> f = new CompletableFuture<>();
2532 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
2533 <        FailingNoop r = new FailingNoop();
2534 <        CompletableFuture<Void> g = f.runAfterBothAsync(f2, r);
2535 <        f.complete(one);
2536 <        checkIncomplete(g);
2537 <        f2.complete(two);
2538 <        checkCompletedWithWrappedCFException(g);
2527 >    public void testRunAfterEither_exceptionalCompletion2() {
2528 >        for (ExecutionMode m : ExecutionMode.values())
2529 >        for (Integer v1 : new Integer[] { 1, null }) {
2530 >
2531 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2532 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2533 >        final Noop r = new Noop();
2534 >        final CompletableFuture<Void> h = m.runAfterEither(f, g, r);
2535 >        final CFException ex = new CFException();
2536 >
2537 >        g.completeExceptionally(ex);
2538 >        checkCompletedWithWrappedCFException(h, ex);
2539 >        f.complete(v1);
2540 >
2541 >        assertEquals(0, r.invocationCount);
2542 >        checkCompletedNormally(f, v1);
2543 >        checkCompletedWithWrappedCFException(g, ex);
2544 >        checkCompletedWithWrappedCFException(h, ex);
2545 >        }
2546      }
2547  
2548 <    /**
2549 <     * runAfterBothAsync result completes exceptionally if either source cancelled
2550 <     */
2551 <    public void testRunAfterBothAsync4() {
2552 <        CompletableFuture<Integer> f = new CompletableFuture<>();
2553 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
2554 <        Noop r = new Noop();
2555 <        CompletableFuture<Void> g = f.runAfterBothAsync(f2, r);
2556 <        assertTrue(f.cancel(true));
2557 <        f2.complete(two);
2558 <        checkCompletedWithWrappedCancellationException(g);
2548 >    public void testRunAfterEither_exceptionalCompletion3() {
2549 >        for (ExecutionMode m : ExecutionMode.values())
2550 >        for (Integer v1 : new Integer[] { 1, null }) {
2551 >
2552 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2553 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2554 >        final Noop r = new Noop();
2555 >        final CFException ex = new CFException();
2556 >
2557 >        g.completeExceptionally(ex);
2558 >        f.complete(v1);
2559 >        final CompletableFuture<Void> h = m.runAfterEither(f, g, r);
2560  
2561 <        r = new Noop();
2562 <        f = new CompletableFuture<>();
2563 <        f2 = new CompletableFuture<>();
2564 <        g = f.runAfterBothAsync(f2, r);
2565 <        f.complete(one);
2566 <        assertTrue(f2.cancel(true));
2567 <        checkCompletedWithWrappedCancellationException(g);
2568 <    }
2569 <
1796 <    /**
1797 <     * applyToEitherAsync result completes normally after normal
1798 <     * completion of sources
1799 <     */
1800 <    public void testApplyToEitherAsync() {
1801 <        CompletableFuture<Integer> f = new CompletableFuture<>();
1802 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
1803 <        CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc);
1804 <        f.complete(one);
1805 <        checkCompletedNormally(g, two);
2561 >        // unspecified behavior
2562 >        Integer v;
2563 >        try {
2564 >            assertEquals(h.join(), null);
2565 >            assertEquals(1, r.invocationCount);
2566 >        } catch (CompletionException ok) {
2567 >            checkCompletedWithWrappedCFException(h, ex);
2568 >            assertEquals(0, r.invocationCount);
2569 >        }
2570  
2571 <        f = new CompletableFuture<>();
2572 <        f.complete(one);
2573 <        f2 = new CompletableFuture<>();
1810 <        g = f.applyToEitherAsync(f2, inc);
1811 <        checkCompletedNormally(g, two);
2571 >        checkCompletedWithWrappedCFException(g, ex);
2572 >        checkCompletedNormally(f, v1);
2573 >        }
2574      }
2575  
2576 <    /**
2577 <     * applyToEitherAsync result completes exceptionally after exceptional
2578 <     * completion of source
2579 <     */
2580 <    public void testApplyToEitherAsync2() {
2581 <        CompletableFuture<Integer> f = new CompletableFuture<>();
2582 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
2583 <        CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc);
2584 <        f.completeExceptionally(new CFException());
2585 <        checkCompletedWithWrappedCFException(g);
2576 >    public void testRunAfterEither_exceptionalCompletion4() {
2577 >        for (ExecutionMode m : ExecutionMode.values())
2578 >        for (Integer v1 : new Integer[] { 1, null }) {
2579 >
2580 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2581 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2582 >        final Noop r = new Noop();
2583 >        final CFException ex = new CFException();
2584 >
2585 >        f.completeExceptionally(ex);
2586 >        g.complete(v1);
2587 >        final CompletableFuture<Void> h = m.runAfterEither(f, g, r);
2588  
2589 <        f = new CompletableFuture<>();
2590 <        f2 = new CompletableFuture<>();
2591 <        f2.completeExceptionally(new CFException());
2592 <        g = f.applyToEitherAsync(f2, inc);
2593 <        f.complete(one);
2594 <        checkCompletedWithWrappedCFException(g);
2595 <    }
2589 >        // unspecified behavior
2590 >        Integer v;
2591 >        try {
2592 >            assertEquals(h.join(), null);
2593 >            assertEquals(1, r.invocationCount);
2594 >        } catch (CompletionException ok) {
2595 >            checkCompletedWithWrappedCFException(h, ex);
2596 >            assertEquals(0, r.invocationCount);
2597 >        }
2598  
2599 <    /**
2600 <     * applyToEitherAsync result completes exceptionally if action does
2601 <     */
1836 <    public void testApplyToEitherAsync3() {
1837 <        CompletableFuture<Integer> f = new CompletableFuture<>();
1838 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
1839 <        FailingFunction r = new FailingFunction();
1840 <        CompletableFuture<Integer> g = f.applyToEitherAsync(f2, r);
1841 <        f.complete(one);
1842 <        checkCompletedWithWrappedCFException(g);
2599 >        checkCompletedWithWrappedCFException(f, ex);
2600 >        checkCompletedNormally(g, v1);
2601 >        }
2602      }
2603  
2604      /**
2605 <     * applyToEitherAsync result completes exceptionally if either source cancelled
2605 >     * runAfterEither result completes exceptionally if action does
2606       */
2607 <    public void testApplyToEitherAsync4() {
2608 <        CompletableFuture<Integer> f = new CompletableFuture<>();
2609 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
2610 <        CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc);
2611 <        assertTrue(f.cancel(true));
2612 <        checkCompletedWithWrappedCancellationException(g);
2613 <
2614 <        f = new CompletableFuture<>();
2615 <        f2 = new CompletableFuture<>();
2616 <        assertTrue(f2.cancel(true));
2617 <        g = f.applyToEitherAsync(f2, inc);
2618 <        checkCompletedWithWrappedCancellationException(g);
2607 >    public void testRunAfterEither_actionFailed1() {
2608 >        for (ExecutionMode m : ExecutionMode.values())
2609 >        for (Integer v1 : new Integer[] { 1, null })
2610 >        for (Integer v2 : new Integer[] { 2, null }) {
2611 >
2612 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2613 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2614 >        final FailingNoop r = new FailingNoop();
2615 >        final CompletableFuture<Void> h = m.runAfterEither(f, g, r);
2616 >
2617 >        f.complete(v1);
2618 >        checkCompletedWithWrappedCFException(h);
2619 >        g.complete(v2);
2620 >        checkCompletedNormally(f, v1);
2621 >        checkCompletedNormally(g, v2);
2622 >        }
2623      }
2624  
2625 <    /**
2626 <     * acceptEitherAsync result completes normally after normal
2627 <     * completion of sources
2628 <     */
2629 <    public void testAcceptEitherAsync() {
2630 <        CompletableFuture<Integer> f = new CompletableFuture<>();
2631 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
2632 <        IncAction r = new IncAction();
2633 <        CompletableFuture<Void> g = f.acceptEitherAsync(f2, r);
2634 <        f.complete(one);
2635 <        checkCompletedNormally(g, null);
2636 <        assertEquals(r.value, 2);
2637 <
2638 <        r = new IncAction();
2639 <        f = new CompletableFuture<>();
2640 <        f.complete(one);
1878 <        f2 = new CompletableFuture<>();
1879 <        g = f.acceptEitherAsync(f2, r);
1880 <        checkCompletedNormally(g, null);
1881 <        assertEquals(r.value, 2);
2625 >    public void testRunAfterEither_actionFailed2() {
2626 >        for (ExecutionMode m : ExecutionMode.values())
2627 >        for (Integer v1 : new Integer[] { 1, null })
2628 >        for (Integer v2 : new Integer[] { 2, null }) {
2629 >
2630 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2631 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2632 >        final FailingNoop r = new FailingNoop();
2633 >        final CompletableFuture<Void> h = m.runAfterEither(f, g, r);
2634 >
2635 >        g.complete(v2);
2636 >        checkCompletedWithWrappedCFException(h);
2637 >        f.complete(v1);
2638 >        checkCompletedNormally(f, v1);
2639 >        checkCompletedNormally(g, v2);
2640 >        }
2641      }
2642  
2643      /**
2644 <     * acceptEitherAsync result completes exceptionally after exceptional
1886 <     * completion of source
2644 >     * runAfterEither result completes exceptionally if either source cancelled
2645       */
2646 <    public void testAcceptEitherAsync2() {
2647 <        CompletableFuture<Integer> f = new CompletableFuture<>();
2648 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
2649 <        IncAction r = new IncAction();
2650 <        CompletableFuture<Void> g = f.acceptEitherAsync(f2, r);
2651 <        f.completeExceptionally(new CFException());
2652 <        checkCompletedWithWrappedCFException(g);
2646 >    public void testRunAfterEither_sourceCancelled1() {
2647 >        for (ExecutionMode m : ExecutionMode.values())
2648 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2649 >        for (Integer v1 : new Integer[] { 1, null }) {
2650 >
2651 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2652 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2653 >        final Noop r = new Noop();
2654 >        final CompletableFuture<Void> h = m.runAfterEither(f, g, r);
2655  
2656 <        r = new IncAction();
2657 <        f = new CompletableFuture<>();
2658 <        f2 = new CompletableFuture<>();
1899 <        f2.completeExceptionally(new CFException());
1900 <        g = f.acceptEitherAsync(f2, r);
1901 <        f.complete(one);
1902 <        checkCompletedWithWrappedCFException(g);
1903 <    }
2656 >        assertTrue(f.cancel(mayInterruptIfRunning));
2657 >        checkCompletedWithWrappedCancellationException(h);
2658 >        g.complete(v1);
2659  
2660 <    /**
2661 <     * acceptEitherAsync result completes exceptionally if action does
2662 <     */
2663 <    public void testAcceptEitherAsync3() {
2664 <        CompletableFuture<Integer> f = new CompletableFuture<>();
1910 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
1911 <        FailingConsumer r = new FailingConsumer();
1912 <        CompletableFuture<Void> g = f.acceptEitherAsync(f2, r);
1913 <        f.complete(one);
1914 <        checkCompletedWithWrappedCFException(g);
2660 >        checkCancelled(f);
2661 >        assertEquals(0, r.invocationCount);
2662 >        checkCompletedNormally(g, v1);
2663 >        checkCompletedWithWrappedCancellationException(h);
2664 >        }
2665      }
2666  
2667 <    /**
2668 <     * acceptEitherAsync result completes exceptionally if either
2669 <     * source cancelled
2670 <     */
2671 <    public void testAcceptEitherAsync4() {
2672 <        CompletableFuture<Integer> f = new CompletableFuture<>();
2673 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
2674 <        IncAction r = new IncAction();
2675 <        CompletableFuture<Void> g = f.acceptEitherAsync(f2, r);
2676 <        assertTrue(f.cancel(true));
2677 <        checkCompletedWithWrappedCancellationException(g);
2678 <
2679 <        r = new IncAction();
2680 <        f = new CompletableFuture<>();
2681 <        f2 = new CompletableFuture<>();
2682 <        assertTrue(f2.cancel(true));
2683 <        g = f.acceptEitherAsync(f2, r);
2684 <        checkCompletedWithWrappedCancellationException(g);
2667 >    public void testRunAfterEither_sourceCancelled2() {
2668 >        for (ExecutionMode m : ExecutionMode.values())
2669 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2670 >        for (Integer v1 : new Integer[] { 1, null }) {
2671 >
2672 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2673 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2674 >        final Noop r = new Noop();
2675 >        final CompletableFuture<Void> h = m.runAfterEither(f, g, r);
2676 >
2677 >        assertTrue(g.cancel(mayInterruptIfRunning));
2678 >        checkCompletedWithWrappedCancellationException(h);
2679 >        f.complete(v1);
2680 >
2681 >        checkCancelled(g);
2682 >        assertEquals(0, r.invocationCount);
2683 >        checkCompletedNormally(f, v1);
2684 >        checkCompletedWithWrappedCancellationException(h);
2685 >        }
2686      }
2687  
2688 <    /**
2689 <     * runAfterEitherAsync result completes normally after normal
2690 <     * completion of sources
2691 <     */
2692 <    public void testRunAfterEitherAsync() {
2693 <        CompletableFuture<Integer> f = new CompletableFuture<>();
2694 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
2695 <        Noop r = new Noop();
2696 <        CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r);
2697 <        f.complete(one);
2698 <        checkCompletedNormally(g, null);
2699 <        assertTrue(r.ran);
2688 >    public void testRunAfterEither_sourceCancelled3() {
2689 >        for (ExecutionMode m : ExecutionMode.values())
2690 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2691 >        for (Integer v1 : new Integer[] { 1, null }) {
2692 >
2693 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2694 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2695 >        final Noop r = new Noop();
2696 >
2697 >        assertTrue(g.cancel(mayInterruptIfRunning));
2698 >        f.complete(v1);
2699 >        final CompletableFuture<Void> h = m.runAfterEither(f, g, r);
2700  
2701 <        r = new Noop();
2702 <        f = new CompletableFuture<>();
2703 <        f.complete(one);
2704 <        f2 = new CompletableFuture<>();
2705 <        g = f.runAfterEitherAsync(f2, r);
2706 <        checkCompletedNormally(g, null);
2707 <        assertTrue(r.ran);
2701 >        // unspecified behavior
2702 >        Integer v;
2703 >        try {
2704 >            assertEquals(h.join(), null);
2705 >            assertEquals(1, r.invocationCount);
2706 >        } catch (CompletionException ok) {
2707 >            checkCompletedWithWrappedCancellationException(h);
2708 >            assertEquals(0, r.invocationCount);
2709 >        }
2710 >
2711 >        checkCancelled(g);
2712 >        checkCompletedNormally(f, v1);
2713 >        }
2714      }
2715  
2716 <    /**
2717 <     * runAfterEitherAsync result completes exceptionally after exceptional
2718 <     * completion of source
2719 <     */
2720 <    public void testRunAfterEitherAsync2() {
2721 <        CompletableFuture<Integer> f = new CompletableFuture<>();
2722 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
2723 <        Noop r = new Noop();
2724 <        CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r);
2725 <        f.completeExceptionally(new CFException());
2726 <        checkCompletedWithWrappedCFException(g);
2716 >    public void testRunAfterEither_sourceCancelled4() {
2717 >        for (ExecutionMode m : ExecutionMode.values())
2718 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2719 >        for (Integer v1 : new Integer[] { 1, null }) {
2720 >
2721 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2722 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2723 >        final Noop r = new Noop();
2724 >
2725 >        assertTrue(f.cancel(mayInterruptIfRunning));
2726 >        g.complete(v1);
2727 >        final CompletableFuture<Void> h = m.runAfterEither(f, g, r);
2728  
2729 <        r = new Noop();
2730 <        f = new CompletableFuture<>();
2731 <        f2 = new CompletableFuture<>();
2732 <        f2.completeExceptionally(new CFException());
2733 <        g = f.runAfterEitherAsync(f2, r);
2734 <        f.complete(one);
2735 <        checkCompletedWithWrappedCFException(g);
2736 <    }
2729 >        // unspecified behavior
2730 >        Integer v;
2731 >        try {
2732 >            assertEquals(h.join(), null);
2733 >            assertEquals(1, r.invocationCount);
2734 >        } catch (CompletionException ok) {
2735 >            checkCompletedWithWrappedCancellationException(h);
2736 >            assertEquals(0, r.invocationCount);
2737 >        }
2738  
2739 <    /**
2740 <     * runAfterEitherAsync result completes exceptionally if action does
2741 <     */
1983 <    public void testRunAfterEitherAsync3() {
1984 <        CompletableFuture<Integer> f = new CompletableFuture<>();
1985 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
1986 <        FailingNoop r = new FailingNoop();
1987 <        CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r);
1988 <        f.complete(one);
1989 <        checkCompletedWithWrappedCFException(g);
2739 >        checkCancelled(f);
2740 >        checkCompletedNormally(g, v1);
2741 >        }
2742      }
2743  
2744      /**
2745 <     * runAfterEitherAsync result completes exceptionally if either
1994 <     * source cancelled
2745 >     * thenCompose result completes normally after normal completion of source
2746       */
2747 <    public void testRunAfterEitherAsync4() {
2748 <        CompletableFuture<Integer> f = new CompletableFuture<>();
2749 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
2750 <        Noop r = new Noop();
2751 <        CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r);
2752 <        assertTrue(f.cancel(true));
2753 <        checkCompletedWithWrappedCancellationException(g);
2747 >    public void testThenCompose_normalCompletion1() {
2748 >        for (ExecutionMode m : ExecutionMode.values())
2749 >        for (Integer v1 : new Integer[] { 1, null }) {
2750 >
2751 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2752 >        final CompletableFutureInc r = new CompletableFutureInc();
2753 >        final CompletableFuture<Integer> g = f.thenCompose(r);
2754 >        f.complete(v1);
2755 >        checkCompletedNormally(g, inc(v1));
2756 >        checkCompletedNormally(f, v1);
2757 >        assertEquals(1, r.invocationCount);
2758 >        }
2759 >    }
2760  
2761 <        r = new Noop();
2762 <        f = new CompletableFuture<>();
2763 <        f2 = new CompletableFuture<>();
2764 <        assertTrue(f2.cancel(true));
2765 <        g = f.runAfterEitherAsync(f2, r);
2766 <        checkCompletedWithWrappedCancellationException(g);
2761 >    public void testThenCompose_normalCompletion2() {
2762 >        for (ExecutionMode m : ExecutionMode.values())
2763 >        for (Integer v1 : new Integer[] { 1, null }) {
2764 >
2765 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2766 >        final CompletableFutureInc r = new CompletableFutureInc();
2767 >        f.complete(v1);
2768 >        final CompletableFuture<Integer> g = f.thenCompose(r);
2769 >        checkCompletedNormally(g, inc(v1));
2770 >        checkCompletedNormally(f, v1);
2771 >        assertEquals(1, r.invocationCount);
2772 >        }
2773      }
2774  
2775      /**
2776 <     * thenComposeAsync result completes normally after normal
2776 >     * thenCompose result completes exceptionally after exceptional
2777       * completion of source
2778       */
2779 <    public void testThenComposeAsync() {
2780 <        CompletableFuture<Integer> f, g;
2018 <        CompletableFutureInc r;
2019 <
2020 <        f = new CompletableFuture<>();
2021 <        g = f.thenComposeAsync(r = new CompletableFutureInc());
2022 <        f.complete(one);
2023 <        checkCompletedNormally(g, two);
2779 >    public void testThenCompose_exceptionalCompletion1() {
2780 >        for (ExecutionMode m : ExecutionMode.values()) {
2781  
2782 <        f = new CompletableFuture<>();
2783 <        f.complete(one);
2784 <        g = f.thenComposeAsync(r = new CompletableFutureInc());
2785 <        checkCompletedNormally(g, two);
2782 >        final CFException ex = new CFException();
2783 >        final CompletableFutureInc r = new CompletableFutureInc();
2784 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2785 >        final CompletableFuture<Integer> g = f.thenCompose(r);
2786 >        f.completeExceptionally(ex);
2787 >        checkCompletedWithWrappedCFException(g, ex);
2788 >        checkCompletedWithWrappedCFException(f, ex);
2789 >        }
2790      }
2791  
2792 <    /**
2793 <     * thenComposeAsync result completes exceptionally after
2033 <     * exceptional completion of source
2034 <     */
2035 <    public void testThenComposeAsync2() {
2036 <        CompletableFuture<Integer> f, g;
2037 <        CompletableFutureInc r;
2038 <
2039 <        f = new CompletableFuture<>();
2040 <        g = f.thenComposeAsync(r = new CompletableFutureInc());
2041 <        f.completeExceptionally(new CFException());
2042 <        checkCompletedWithWrappedCFException(g);
2043 <        assertFalse(r.ran);
2792 >    public void testThenCompose_exceptionalCompletion2() {
2793 >        for (ExecutionMode m : ExecutionMode.values()) {
2794  
2795 <        f = new CompletableFuture<>();
2796 <        f.completeExceptionally(new CFException());
2797 <        g = f.thenComposeAsync(r = new CompletableFutureInc());
2798 <        checkCompletedWithWrappedCFException(g);
2799 <        assertFalse(r.ran);
2795 >        final CFException ex = new CFException();
2796 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2797 >        f.completeExceptionally(ex);
2798 >        final CompletableFutureInc r = new CompletableFutureInc();
2799 >        final CompletableFuture<Integer> g = f.thenCompose(r);
2800 >        checkCompletedWithWrappedCFException(g, ex);
2801 >        checkCompletedWithWrappedCFException(f, ex);
2802 >        }
2803      }
2804  
2805      /**
2806 <     * thenComposeAsync result completes exceptionally if action does
2806 >     * thenCompose result completes exceptionally if action does
2807       */
2808 <    public void testThenComposeAsync3() {
2809 <        CompletableFuture<Integer> f, g;
2810 <        FailingCompletableFutureFunction r;
2811 <
2812 <        f = new CompletableFuture<>();
2813 <        g = f.thenComposeAsync(r = new FailingCompletableFutureFunction());
2814 <        f.complete(one);
2808 >    public void testThenCompose_actionFailed1() {
2809 >        for (ExecutionMode m : ExecutionMode.values())
2810 >        for (Integer v1 : new Integer[] { 1, null }) {
2811 >
2812 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2813 >        final FailingCompletableFutureFunction r
2814 >            = new FailingCompletableFutureFunction();
2815 >        final CompletableFuture<Integer> g = f.thenCompose(r);
2816 >        f.complete(v1);
2817          checkCompletedWithWrappedCFException(g);
2818 +        checkCompletedNormally(f, v1);
2819 +        }
2820 +    }
2821  
2822 <        f = new CompletableFuture<>();
2823 <        f.complete(one);
2824 <        g = f.thenComposeAsync(r = new FailingCompletableFutureFunction());
2822 >    public void testThenCompose_actionFailed2() {
2823 >        for (ExecutionMode m : ExecutionMode.values())
2824 >        for (Integer v1 : new Integer[] { 1, null }) {
2825 >
2826 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2827 >        f.complete(v1);
2828 >        final FailingCompletableFutureFunction r
2829 >            = new FailingCompletableFutureFunction();
2830 >        final CompletableFuture<Integer> g = f.thenCompose(r);
2831          checkCompletedWithWrappedCFException(g);
2832 +        checkCompletedNormally(f, v1);
2833 +        }
2834      }
2835  
2836      /**
2837 <     * thenComposeAsync result completes exceptionally if source cancelled
2837 >     * thenCompose result completes exceptionally if source cancelled
2838       */
2839 <    public void testThenComposeAsync4() {
2840 <        CompletableFuture<Integer> f, g;
2841 <        CompletableFutureInc r;
2842 <
2843 <        f = new CompletableFuture<>();
2844 <        g = f.thenComposeAsync(r = new CompletableFutureInc());
2845 <        assertTrue(f.cancel(true));
2839 >    public void testThenCompose_sourceCancelled1() {
2840 >        for (ExecutionMode m : ExecutionMode.values())
2841 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false }) {
2842 >
2843 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2844 >        final CompletableFutureInc r = new CompletableFutureInc();
2845 >        final CompletableFuture<Integer> g = f.thenCompose(r);
2846 >        assertTrue(f.cancel(mayInterruptIfRunning));
2847          checkCompletedWithWrappedCancellationException(g);
2848 +        checkCancelled(f);
2849 +        }
2850 +    }
2851  
2852 <        f = new CompletableFuture<>();
2853 <        assertTrue(f.cancel(true));
2854 <        g = f.thenComposeAsync(r = new CompletableFutureInc());
2852 >    public void testThenCompose_sourceCancelled2() {
2853 >        for (ExecutionMode m : ExecutionMode.values())
2854 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false }) {
2855 >
2856 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2857 >        assertTrue(f.cancel(mayInterruptIfRunning));
2858 >        final CompletableFutureInc r = new CompletableFutureInc();
2859 >        final CompletableFuture<Integer> g = f.thenCompose(r);
2860          checkCompletedWithWrappedCancellationException(g);
2861 +        checkCancelled(f);
2862 +        }
2863      }
2864  
2865 <
2089 <    // async with explicit executors
2865 >    // asyncs
2866  
2867      /**
2868       * thenRunAsync result completes normally after normal completion of source
2869       */
2870 <    public void testThenRunAsyncE() {
2870 >    public void testThenRunAsync() {
2871          CompletableFuture<Integer> f = new CompletableFuture<>();
2872          Noop r = new Noop();
2873 <        CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor());
2873 >        CompletableFuture<Void> g = f.thenRunAsync(r);
2874          f.complete(null);
2875          checkCompletedNormally(g, null);
2876  
# Line 2102 | Line 2878 | public class CompletableFutureTest exten
2878          f = new CompletableFuture<>();
2879          f.complete(null);
2880          r = new Noop();
2881 <        g = f.thenRunAsync(r, new ThreadExecutor());
2881 >        g = f.thenRunAsync(r);
2882          checkCompletedNormally(g, null);
2883      }
2884  
# Line 2110 | Line 2886 | public class CompletableFutureTest exten
2886       * thenRunAsync result completes exceptionally after exceptional
2887       * completion of source
2888       */
2889 <    public void testThenRunAsync2E() {
2889 >    public void testThenRunAsync2() {
2890          CompletableFuture<Integer> f = new CompletableFuture<>();
2891          Noop r = new Noop();
2892 <        CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor());
2892 >        CompletableFuture<Void> g = f.thenRunAsync(r);
2893          f.completeExceptionally(new CFException());
2894          try {
2895              g.join();
2896              shouldThrow();
2897 <        } catch (Exception ok) {
2122 <        }
2897 >        } catch (CompletionException success) {}
2898          checkCompletedWithWrappedCFException(g);
2899      }
2900  
2901      /**
2902       * thenRunAsync result completes exceptionally if action does
2903       */
2904 <    public void testThenRunAsync3E() {
2904 >    public void testThenRunAsync3() {
2905          CompletableFuture<Integer> f = new CompletableFuture<>();
2906          FailingNoop r = new FailingNoop();
2907 <        CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor());
2907 >        CompletableFuture<Void> g = f.thenRunAsync(r);
2908          f.complete(null);
2909          checkCompletedWithWrappedCFException(g);
2910      }
# Line 2137 | Line 2912 | public class CompletableFutureTest exten
2912      /**
2913       * thenRunAsync result completes exceptionally if source cancelled
2914       */
2915 <    public void testThenRunAsync4E() {
2915 >    public void testThenRunAsync4() {
2916          CompletableFuture<Integer> f = new CompletableFuture<>();
2917          Noop r = new Noop();
2918 <        CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor());
2918 >        CompletableFuture<Void> g = f.thenRunAsync(r);
2919          assertTrue(f.cancel(true));
2920          checkCompletedWithWrappedCancellationException(g);
2921      }
# Line 2148 | Line 2923 | public class CompletableFutureTest exten
2923      /**
2924       * thenApplyAsync result completes normally after normal completion of source
2925       */
2926 <    public void testThenApplyAsyncE() {
2926 >    public void testThenApplyAsync() {
2927          CompletableFuture<Integer> f = new CompletableFuture<>();
2928 <        CompletableFuture<Integer> g = f.thenApplyAsync(inc, new ThreadExecutor());
2928 >        CompletableFuture<Integer> g = f.thenApplyAsync(inc);
2929          f.complete(one);
2930          checkCompletedNormally(g, two);
2931      }
# Line 2159 | Line 2934 | public class CompletableFutureTest exten
2934       * thenApplyAsync result completes exceptionally after exceptional
2935       * completion of source
2936       */
2937 <    public void testThenApplyAsync2E() {
2937 >    public void testThenApplyAsync2() {
2938          CompletableFuture<Integer> f = new CompletableFuture<>();
2939 <        CompletableFuture<Integer> g = f.thenApplyAsync(inc, new ThreadExecutor());
2939 >        CompletableFuture<Integer> g = f.thenApplyAsync(inc);
2940          f.completeExceptionally(new CFException());
2941          checkCompletedWithWrappedCFException(g);
2942      }
# Line 2169 | Line 2944 | public class CompletableFutureTest exten
2944      /**
2945       * thenApplyAsync result completes exceptionally if action does
2946       */
2947 <    public void testThenApplyAsync3E() {
2947 >    public void testThenApplyAsync3() {
2948          CompletableFuture<Integer> f = new CompletableFuture<>();
2949          FailingFunction r = new FailingFunction();
2950 <        CompletableFuture<Integer> g = f.thenApplyAsync(r, new ThreadExecutor());
2950 >        CompletableFuture<Integer> g = f.thenApplyAsync(r);
2951          f.complete(null);
2952          checkCompletedWithWrappedCFException(g);
2953      }
# Line 2180 | Line 2955 | public class CompletableFutureTest exten
2955      /**
2956       * thenApplyAsync result completes exceptionally if source cancelled
2957       */
2958 <    public void testThenApplyAsync4E() {
2958 >    public void testThenApplyAsync4() {
2959          CompletableFuture<Integer> f = new CompletableFuture<>();
2960 <        CompletableFuture<Integer> g = f.thenApplyAsync(inc, new ThreadExecutor());
2960 >        CompletableFuture<Integer> g = f.thenApplyAsync(inc);
2961          assertTrue(f.cancel(true));
2962          checkCompletedWithWrappedCancellationException(g);
2963      }
# Line 2191 | Line 2966 | public class CompletableFutureTest exten
2966       * thenAcceptAsync result completes normally after normal
2967       * completion of source
2968       */
2969 <    public void testThenAcceptAsyncE() {
2969 >    public void testThenAcceptAsync() {
2970          CompletableFuture<Integer> f = new CompletableFuture<>();
2971          IncAction r = new IncAction();
2972 <        CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor());
2972 >        CompletableFuture<Void> g = f.thenAcceptAsync(r);
2973          f.complete(one);
2974          checkCompletedNormally(g, null);
2975 <        assertEquals(r.value, 2);
2975 >        assertEquals(r.value, (Integer) 2);
2976      }
2977  
2978      /**
2979       * thenAcceptAsync result completes exceptionally after exceptional
2980       * completion of source
2981       */
2982 <    public void testThenAcceptAsync2E() {
2982 >    public void testThenAcceptAsync2() {
2983          CompletableFuture<Integer> f = new CompletableFuture<>();
2984          IncAction r = new IncAction();
2985 <        CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor());
2985 >        CompletableFuture<Void> g = f.thenAcceptAsync(r);
2986          f.completeExceptionally(new CFException());
2987          checkCompletedWithWrappedCFException(g);
2988      }
# Line 2215 | Line 2990 | public class CompletableFutureTest exten
2990      /**
2991       * thenAcceptAsync result completes exceptionally if action does
2992       */
2993 <    public void testThenAcceptAsync3E() {
2993 >    public void testThenAcceptAsync3() {
2994          CompletableFuture<Integer> f = new CompletableFuture<>();
2995          FailingConsumer r = new FailingConsumer();
2996 <        CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor());
2996 >        CompletableFuture<Void> g = f.thenAcceptAsync(r);
2997          f.complete(null);
2998          checkCompletedWithWrappedCFException(g);
2999      }
# Line 2226 | Line 3001 | public class CompletableFutureTest exten
3001      /**
3002       * thenAcceptAsync result completes exceptionally if source cancelled
3003       */
3004 <    public void testThenAcceptAsync4E() {
3004 >    public void testThenAcceptAsync4() {
3005          CompletableFuture<Integer> f = new CompletableFuture<>();
3006          IncAction r = new IncAction();
3007 <        CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor());
3007 >        CompletableFuture<Void> g = f.thenAcceptAsync(r);
3008          assertTrue(f.cancel(true));
3009          checkCompletedWithWrappedCancellationException(g);
3010      }
3011  
3012 <    /**
2238 <     * thenCombineAsync result completes normally after normal
2239 <     * completion of sources
2240 <     */
2241 <    public void testThenCombineAsyncE() {
2242 <        CompletableFuture<Integer> f, g, h;
2243 <        ThreadExecutor e = new ThreadExecutor();
2244 <        int count = 0;
2245 <
2246 <        f = new CompletableFuture<>();
2247 <        g = new CompletableFuture<>();
2248 <        h = f.thenCombineAsync(g, subtract, e);
2249 <        f.complete(3);
2250 <        checkIncomplete(h);
2251 <        g.complete(1);
2252 <        checkCompletedNormally(h, 2);
2253 <        assertEquals(++count, e.count.get());
2254 <
2255 <        f = new CompletableFuture<>();
2256 <        g = new CompletableFuture<>();
2257 <        h = f.thenCombineAsync(g, subtract, e);
2258 <        g.complete(1);
2259 <        checkIncomplete(h);
2260 <        f.complete(3);
2261 <        checkCompletedNormally(h, 2);
2262 <        assertEquals(++count, e.count.get());
2263 <
2264 <        f = new CompletableFuture<>();
2265 <        g = new CompletableFuture<>();
2266 <        g.complete(1);
2267 <        f.complete(3);
2268 <        h = f.thenCombineAsync(g, subtract, e);
2269 <        checkCompletedNormally(h, 2);
2270 <        assertEquals(++count, e.count.get());
2271 <    }
2272 <
2273 <    /**
2274 <     * thenCombineAsync result completes exceptionally after exceptional
2275 <     * completion of either source
2276 <     */
2277 <    public void testThenCombineAsync2E() {
2278 <        CompletableFuture<Integer> f, g, h;
2279 <        ThreadExecutor e = new ThreadExecutor();
2280 <        int count = 0;
2281 <
2282 <        f = new CompletableFuture<>();
2283 <        g = new CompletableFuture<>();
2284 <        h = f.thenCombineAsync(g, subtract, e);
2285 <        f.completeExceptionally(new CFException());
2286 <        checkIncomplete(h);
2287 <        g.complete(1);
2288 <        checkCompletedWithWrappedCFException(h);
2289 <
2290 <        f = new CompletableFuture<>();
2291 <        g = new CompletableFuture<>();
2292 <        h = f.thenCombineAsync(g, subtract, e);
2293 <        g.completeExceptionally(new CFException());
2294 <        checkIncomplete(h);
2295 <        f.complete(3);
2296 <        checkCompletedWithWrappedCFException(h);
2297 <
2298 <        f = new CompletableFuture<>();
2299 <        g = new CompletableFuture<>();
2300 <        g.completeExceptionally(new CFException());
2301 <        h = f.thenCombineAsync(g, subtract, e);
2302 <        checkIncomplete(h);
2303 <        f.complete(3);
2304 <        checkCompletedWithWrappedCFException(h);
2305 <
2306 <        assertEquals(0, e.count.get());
2307 <    }
3012 >    // async with explicit executors
3013  
3014      /**
3015 <     * thenCombineAsync result completes exceptionally if action does
3015 >     * thenRunAsync result completes normally after normal completion of source
3016       */
3017 <    public void testThenCombineAsync3E() {
3017 >    public void testThenRunAsyncE() {
3018          CompletableFuture<Integer> f = new CompletableFuture<>();
3019 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
3020 <        FailingBiFunction r = new FailingBiFunction();
3021 <        CompletableFuture<Integer> g = f.thenCombineAsync(f2, r, new ThreadExecutor());
3022 <        f.complete(one);
2318 <        checkIncomplete(g);
2319 <        assertFalse(r.ran);
2320 <        f2.complete(two);
2321 <        checkCompletedWithWrappedCFException(g);
2322 <        assertTrue(r.ran);
2323 <    }
2324 <
2325 <    /**
2326 <     * thenCombineAsync result completes exceptionally if either source cancelled
2327 <     */
2328 <    public void testThenCombineAsync4E() {
2329 <        CompletableFuture<Integer> f, g, h;
2330 <        ThreadExecutor e = new ThreadExecutor();
2331 <
2332 <        f = new CompletableFuture<>();
2333 <        g = new CompletableFuture<>();
2334 <        h = f.thenCombineAsync(g, subtract, e);
2335 <        assertTrue(f.cancel(true));
2336 <        checkIncomplete(h);
2337 <        g.complete(1);
2338 <        checkCompletedWithWrappedCancellationException(h);
2339 <
2340 <        f = new CompletableFuture<>();
2341 <        g = new CompletableFuture<>();
2342 <        h = f.thenCombineAsync(g, subtract, e);
2343 <        assertTrue(g.cancel(true));
2344 <        checkIncomplete(h);
2345 <        f.complete(3);
2346 <        checkCompletedWithWrappedCancellationException(h);
2347 <
2348 <        f = new CompletableFuture<>();
2349 <        g = new CompletableFuture<>();
2350 <        assertTrue(g.cancel(true));
2351 <        h = f.thenCombineAsync(g, subtract, e);
2352 <        checkIncomplete(h);
2353 <        f.complete(3);
2354 <        checkCompletedWithWrappedCancellationException(h);
2355 <
2356 <        f = new CompletableFuture<>();
2357 <        g = new CompletableFuture<>();
2358 <        assertTrue(f.cancel(true));
2359 <        assertTrue(g.cancel(true));
2360 <        h = f.thenCombineAsync(g, subtract, e);
2361 <        checkCompletedWithWrappedCancellationException(h);
2362 <
2363 <        assertEquals(0, e.count.get());
2364 <    }
2365 <
2366 <    /**
2367 <     * thenAcceptBothAsync result completes normally after normal
2368 <     * completion of sources
2369 <     */
2370 <    public void testThenAcceptBothAsyncE() {
2371 <        CompletableFuture<Integer> f, g;
2372 <        CompletableFuture<Void> h;
2373 <        SubtractAction r;
2374 <        ThreadExecutor e = new ThreadExecutor();
2375 <
2376 <        f = new CompletableFuture<>();
2377 <        g = new CompletableFuture<>();
2378 <        h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2379 <        f.complete(3);
2380 <        checkIncomplete(h);
2381 <        g.complete(1);
2382 <        checkCompletedNormally(h, null);
2383 <        assertEquals(r.value, 2);
2384 <
2385 <        f = new CompletableFuture<>();
2386 <        g = new CompletableFuture<>();
2387 <        h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2388 <        g.complete(1);
2389 <        checkIncomplete(h);
2390 <        f.complete(3);
2391 <        checkCompletedNormally(h, null);
2392 <        assertEquals(r.value, 2);
2393 <
2394 <        f = new CompletableFuture<>();
2395 <        g = new CompletableFuture<>();
2396 <        g.complete(1);
2397 <        f.complete(3);
2398 <        h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2399 <        checkCompletedNormally(h, null);
2400 <        assertEquals(r.value, 2);
2401 <
2402 <        assertEquals(3, e.count.get());
2403 <    }
2404 <
2405 <    /**
2406 <     * thenAcceptBothAsync result completes exceptionally after exceptional
2407 <     * completion of source
2408 <     */
2409 <    public void testThenAcceptBothAsync2E() {
2410 <        CompletableFuture<Integer> f, g;
2411 <        CompletableFuture<Void> h;
2412 <        SubtractAction r;
2413 <        ThreadExecutor e = new ThreadExecutor();
2414 <
2415 <        f = new CompletableFuture<>();
2416 <        g = new CompletableFuture<>();
2417 <        h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2418 <        f.completeExceptionally(new CFException());
2419 <        checkIncomplete(h);
2420 <        g.complete(1);
2421 <        checkCompletedWithWrappedCFException(h);
2422 <
2423 <        f = new CompletableFuture<>();
2424 <        g = new CompletableFuture<>();
2425 <        h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2426 <        g.completeExceptionally(new CFException());
2427 <        checkIncomplete(h);
2428 <        f.complete(3);
2429 <        checkCompletedWithWrappedCFException(h);
2430 <
2431 <        f = new CompletableFuture<>();
2432 <        g = new CompletableFuture<>();
2433 <        f.complete(3);
2434 <        g.completeExceptionally(new CFException());
2435 <        h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2436 <        checkCompletedWithWrappedCFException(h);
2437 <
2438 <        f = new CompletableFuture<>();
2439 <        g = new CompletableFuture<>();
2440 <        f.completeExceptionally(new CFException());
2441 <        g.complete(3);
2442 <        h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2443 <        checkCompletedWithWrappedCFException(h);
2444 <
2445 <        assertEquals(0, e.count.get());
2446 <    }
2447 <
2448 <    /**
2449 <     * thenAcceptBothAsync result completes exceptionally if action does
2450 <     */
2451 <    public void testThenAcceptBothAsync3E() {
2452 <        CompletableFuture<Integer> f, g;
2453 <        CompletableFuture<Void> h;
2454 <        FailingBiConsumer r;
2455 <        ThreadExecutor e = new ThreadExecutor();
2456 <
2457 <        f = new CompletableFuture<>();
2458 <        g = new CompletableFuture<>();
2459 <        h = f.thenAcceptBothAsync(g, r = new FailingBiConsumer(), e);
2460 <        f.complete(3);
2461 <        checkIncomplete(h);
2462 <        g.complete(1);
2463 <        checkCompletedWithWrappedCFException(h);
2464 <
2465 <        f = new CompletableFuture<>();
2466 <        g = new CompletableFuture<>();
2467 <        f.complete(3);
2468 <        g.complete(1);
2469 <        h = f.thenAcceptBothAsync(g, r = new FailingBiConsumer(), e);
2470 <        checkCompletedWithWrappedCFException(h);
2471 <
2472 <        assertEquals(2, e.count.get());
2473 <    }
2474 <
2475 <    /**
2476 <     * thenAcceptBothAsync result completes exceptionally if either source cancelled
2477 <     */
2478 <    public void testThenAcceptBothAsync4E() {
2479 <        CompletableFuture<Integer> f, g;
2480 <        CompletableFuture<Void> h;
2481 <        SubtractAction r;
2482 <        ThreadExecutor e = new ThreadExecutor();
2483 <
2484 <        f = new CompletableFuture<>();
2485 <        g = new CompletableFuture<>();
2486 <        h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2487 <        assertTrue(f.cancel(true));
2488 <        checkIncomplete(h);
2489 <        g.complete(1);
2490 <        checkCompletedWithWrappedCancellationException(h);
2491 <
2492 <        f = new CompletableFuture<>();
2493 <        g = new CompletableFuture<>();
2494 <        h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2495 <        assertTrue(g.cancel(true));
2496 <        checkIncomplete(h);
2497 <        f.complete(3);
2498 <        checkCompletedWithWrappedCancellationException(h);
2499 <
2500 <        f = new CompletableFuture<>();
2501 <        g = new CompletableFuture<>();
2502 <        f.complete(3);
2503 <        assertTrue(g.cancel(true));
2504 <        h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2505 <        checkCompletedWithWrappedCancellationException(h);
3019 >        Noop r = new Noop();
3020 >        CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor());
3021 >        f.complete(null);
3022 >        checkCompletedNormally(g, null);
3023  
3024 +        // reordered version
3025          f = new CompletableFuture<>();
3026 <        g = new CompletableFuture<>();
3027 <        assertTrue(f.cancel(true));
3028 <        g.complete(3);
2511 <        h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2512 <        checkCompletedWithWrappedCancellationException(h);
2513 <
2514 <        assertEquals(0, e.count.get());
2515 <    }
2516 <
2517 <    /**
2518 <     * runAfterBothAsync result completes normally after normal
2519 <     * completion of sources
2520 <     */
2521 <    public void testRunAfterBothAsyncE() {
2522 <        CompletableFuture<Integer> f = new CompletableFuture<>();
2523 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
2524 <        Noop r = new Noop();
2525 <        CompletableFuture<Void> g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
2526 <        f.complete(one);
2527 <        checkIncomplete(g);
2528 <        f2.complete(two);
3026 >        f.complete(null);
3027 >        r = new Noop();
3028 >        g = f.thenRunAsync(r, new ThreadExecutor());
3029          checkCompletedNormally(g, null);
2530        assertTrue(r.ran);
3030      }
3031  
3032      /**
3033 <     * runAfterBothAsync result completes exceptionally after exceptional
3033 >     * thenRunAsync result completes exceptionally after exceptional
3034       * completion of source
3035       */
3036 <    public void testRunAfterBothAsync2E() {
3036 >    public void testThenRunAsync2E() {
3037          CompletableFuture<Integer> f = new CompletableFuture<>();
2539        CompletableFuture<Integer> f2 = new CompletableFuture<>();
3038          Noop r = new Noop();
3039 <        CompletableFuture<Void> g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
3039 >        CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor());
3040          f.completeExceptionally(new CFException());
3041 <        f2.complete(two);
3042 <        checkCompletedWithWrappedCFException(g);
3043 <
3044 <        r = new Noop();
2547 <        f = new CompletableFuture<>();
2548 <        f2 = new CompletableFuture<>();
2549 <        g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
2550 <        f.complete(one);
2551 <        f2.completeExceptionally(new CFException());
3041 >        try {
3042 >            g.join();
3043 >            shouldThrow();
3044 >        } catch (CompletionException success) {}
3045          checkCompletedWithWrappedCFException(g);
3046      }
3047  
3048      /**
3049 <     * runAfterBothAsync result completes exceptionally if action does
3049 >     * thenRunAsync result completes exceptionally if action does
3050       */
3051 <    public void testRunAfterBothAsync3E() {
3051 >    public void testThenRunAsync3E() {
3052          CompletableFuture<Integer> f = new CompletableFuture<>();
2560        CompletableFuture<Integer> f2 = new CompletableFuture<>();
3053          FailingNoop r = new FailingNoop();
3054 <        CompletableFuture<Void> g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
3055 <        f.complete(one);
2564 <        checkIncomplete(g);
2565 <        f2.complete(two);
3054 >        CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor());
3055 >        f.complete(null);
3056          checkCompletedWithWrappedCFException(g);
3057      }
3058  
3059      /**
3060 <     * runAfterBothAsync result completes exceptionally if either source cancelled
3060 >     * thenRunAsync result completes exceptionally if source cancelled
3061       */
3062 <    public void testRunAfterBothAsync4E() {
3062 >    public void testThenRunAsync4E() {
3063          CompletableFuture<Integer> f = new CompletableFuture<>();
2574        CompletableFuture<Integer> f2 = new CompletableFuture<>();
3064          Noop r = new Noop();
3065 <        CompletableFuture<Void> g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
3065 >        CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor());
3066          assertTrue(f.cancel(true));
2578        f2.complete(two);
2579        checkCompletedWithWrappedCancellationException(g);
2580
2581        r = new Noop();
2582        f = new CompletableFuture<>();
2583        f2 = new CompletableFuture<>();
2584        g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
2585        f.complete(one);
2586        assertTrue(f2.cancel(true));
3067          checkCompletedWithWrappedCancellationException(g);
3068      }
3069  
3070      /**
3071 <     * applyToEitherAsync result completes normally after normal
2592 <     * completion of sources
3071 >     * thenApplyAsync result completes normally after normal completion of source
3072       */
3073 <    public void testApplyToEitherAsyncE() {
3073 >    public void testThenApplyAsyncE() {
3074          CompletableFuture<Integer> f = new CompletableFuture<>();
3075 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
2597 <        CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
2598 <        f.complete(one);
2599 <        checkCompletedNormally(g, two);
2600 <
2601 <        f = new CompletableFuture<>();
3075 >        CompletableFuture<Integer> g = f.thenApplyAsync(inc, new ThreadExecutor());
3076          f.complete(one);
2603        f2 = new CompletableFuture<>();
2604        g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
3077          checkCompletedNormally(g, two);
3078      }
3079  
3080      /**
3081 <     * applyToEitherAsync result completes exceptionally after exceptional
3081 >     * thenApplyAsync result completes exceptionally after exceptional
3082       * completion of source
3083       */
3084 <    public void testApplyToEitherAsync2E() {
3084 >    public void testThenApplyAsync2E() {
3085          CompletableFuture<Integer> f = new CompletableFuture<>();
3086 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
2615 <        CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
3086 >        CompletableFuture<Integer> g = f.thenApplyAsync(inc, new ThreadExecutor());
3087          f.completeExceptionally(new CFException());
3088          checkCompletedWithWrappedCFException(g);
2618
2619        f = new CompletableFuture<>();
2620        f2 = new CompletableFuture<>();
2621        f2.completeExceptionally(new CFException());
2622        g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
2623        f.complete(one);
2624        checkCompletedWithWrappedCFException(g);
3089      }
3090  
3091      /**
3092 <     * applyToEitherAsync result completes exceptionally if action does
3092 >     * thenApplyAsync result completes exceptionally if action does
3093       */
3094 <    public void testApplyToEitherAsync3E() {
3094 >    public void testThenApplyAsync3E() {
3095          CompletableFuture<Integer> f = new CompletableFuture<>();
2632        CompletableFuture<Integer> f2 = new CompletableFuture<>();
3096          FailingFunction r = new FailingFunction();
3097 <        CompletableFuture<Integer> g = f.applyToEitherAsync(f2, r, new ThreadExecutor());
3098 <        f.complete(one);
3097 >        CompletableFuture<Integer> g = f.thenApplyAsync(r, new ThreadExecutor());
3098 >        f.complete(null);
3099          checkCompletedWithWrappedCFException(g);
3100      }
3101  
3102      /**
3103 <     * applyToEitherAsync result completes exceptionally if either source cancelled
3103 >     * thenApplyAsync result completes exceptionally if source cancelled
3104       */
3105 <    public void testApplyToEitherAsync4E() {
3105 >    public void testThenApplyAsync4E() {
3106          CompletableFuture<Integer> f = new CompletableFuture<>();
3107 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
2645 <        CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
3107 >        CompletableFuture<Integer> g = f.thenApplyAsync(inc, new ThreadExecutor());
3108          assertTrue(f.cancel(true));
3109          checkCompletedWithWrappedCancellationException(g);
2648
2649        f = new CompletableFuture<>();
2650        f2 = new CompletableFuture<>();
2651        assertTrue(f2.cancel(true));
2652        g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
2653        checkCompletedWithWrappedCancellationException(g);
3110      }
3111  
3112      /**
3113 <     * acceptEitherAsync result completes normally after normal
3114 <     * completion of sources
3113 >     * thenAcceptAsync result completes normally after normal
3114 >     * completion of source
3115       */
3116 <    public void testAcceptEitherAsyncE() {
3116 >    public void testThenAcceptAsyncE() {
3117          CompletableFuture<Integer> f = new CompletableFuture<>();
2662        CompletableFuture<Integer> f2 = new CompletableFuture<>();
3118          IncAction r = new IncAction();
3119 <        CompletableFuture<Void> g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2665 <        f.complete(one);
2666 <        checkCompletedNormally(g, null);
2667 <        assertEquals(r.value, 2);
2668 <
2669 <        r = new IncAction();
2670 <        f = new CompletableFuture<>();
3119 >        CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor());
3120          f.complete(one);
2672        f2 = new CompletableFuture<>();
2673        g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
3121          checkCompletedNormally(g, null);
3122 <        assertEquals(r.value, 2);
3122 >        assertEquals(r.value, (Integer) 2);
3123      }
3124  
3125      /**
3126 <     * acceptEitherAsync result completes exceptionally after exceptional
3126 >     * thenAcceptAsync result completes exceptionally after exceptional
3127       * completion of source
3128       */
3129 <    public void testAcceptEitherAsync2E() {
3129 >    public void testThenAcceptAsync2E() {
3130          CompletableFuture<Integer> f = new CompletableFuture<>();
2684        CompletableFuture<Integer> f2 = new CompletableFuture<>();
3131          IncAction r = new IncAction();
3132 <        CompletableFuture<Void> g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
3132 >        CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor());
3133          f.completeExceptionally(new CFException());
3134          checkCompletedWithWrappedCFException(g);
2689
2690        r = new IncAction();
2691        f = new CompletableFuture<>();
2692        f2 = new CompletableFuture<>();
2693        f2.completeExceptionally(new CFException());
2694        g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2695        f.complete(one);
2696        checkCompletedWithWrappedCFException(g);
3135      }
3136  
3137      /**
3138 <     * acceptEitherAsync result completes exceptionally if action does
3138 >     * thenAcceptAsync result completes exceptionally if action does
3139       */
3140 <    public void testAcceptEitherAsync3E() {
3140 >    public void testThenAcceptAsync3E() {
3141          CompletableFuture<Integer> f = new CompletableFuture<>();
2704        CompletableFuture<Integer> f2 = new CompletableFuture<>();
3142          FailingConsumer r = new FailingConsumer();
3143 <        CompletableFuture<Void> g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
3144 <        f.complete(one);
3143 >        CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor());
3144 >        f.complete(null);
3145          checkCompletedWithWrappedCFException(g);
3146      }
3147  
3148      /**
3149 <     * acceptEitherAsync result completes exceptionally if either
2713 <     * source cancelled
3149 >     * thenAcceptAsync result completes exceptionally if source cancelled
3150       */
3151 <    public void testAcceptEitherAsync4E() {
3151 >    public void testThenAcceptAsync4E() {
3152          CompletableFuture<Integer> f = new CompletableFuture<>();
2717        CompletableFuture<Integer> f2 = new CompletableFuture<>();
3153          IncAction r = new IncAction();
3154 <        CompletableFuture<Void> g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2720 <        assertTrue(f.cancel(true));
2721 <        checkCompletedWithWrappedCancellationException(g);
2722 <
2723 <        r = new IncAction();
2724 <        f = new CompletableFuture<>();
2725 <        f2 = new CompletableFuture<>();
2726 <        assertTrue(f2.cancel(true));
2727 <        g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2728 <        checkCompletedWithWrappedCancellationException(g);
2729 <    }
2730 <
2731 <    /**
2732 <     * runAfterEitherAsync result completes normally after normal
2733 <     * completion of sources
2734 <     */
2735 <    public void testRunAfterEitherAsyncE() {
2736 <        CompletableFuture<Integer> f = new CompletableFuture<>();
2737 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
2738 <        Noop r = new Noop();
2739 <        CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
2740 <        f.complete(one);
2741 <        checkCompletedNormally(g, null);
2742 <        assertTrue(r.ran);
2743 <
2744 <        r = new Noop();
2745 <        f = new CompletableFuture<>();
2746 <        f.complete(one);
2747 <        f2 = new CompletableFuture<>();
2748 <        g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
2749 <        checkCompletedNormally(g, null);
2750 <        assertTrue(r.ran);
2751 <    }
2752 <
2753 <    /**
2754 <     * runAfterEitherAsync result completes exceptionally after exceptional
2755 <     * completion of source
2756 <     */
2757 <    public void testRunAfterEitherAsync2E() {
2758 <        CompletableFuture<Integer> f = new CompletableFuture<>();
2759 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
2760 <        Noop r = new Noop();
2761 <        CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
2762 <        f.completeExceptionally(new CFException());
2763 <        checkCompletedWithWrappedCFException(g);
2764 <
2765 <        r = new Noop();
2766 <        f = new CompletableFuture<>();
2767 <        f2 = new CompletableFuture<>();
2768 <        f2.completeExceptionally(new CFException());
2769 <        g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
2770 <        f.complete(one);
2771 <        checkCompletedWithWrappedCFException(g);
2772 <    }
2773 <
2774 <    /**
2775 <     * runAfterEitherAsync result completes exceptionally if action does
2776 <     */
2777 <    public void testRunAfterEitherAsync3E() {
2778 <        CompletableFuture<Integer> f = new CompletableFuture<>();
2779 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
2780 <        FailingNoop r = new FailingNoop();
2781 <        CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
2782 <        f.complete(one);
2783 <        checkCompletedWithWrappedCFException(g);
2784 <    }
2785 <
2786 <    /**
2787 <     * runAfterEitherAsync result completes exceptionally if either
2788 <     * source cancelled
2789 <     */
2790 <    public void testRunAfterEitherAsync4E() {
2791 <        CompletableFuture<Integer> f = new CompletableFuture<>();
2792 <        CompletableFuture<Integer> f2 = new CompletableFuture<>();
2793 <        Noop r = new Noop();
2794 <        CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
2795 <        assertTrue(f.cancel(true));
2796 <        checkCompletedWithWrappedCancellationException(g);
2797 <
2798 <        r = new Noop();
2799 <        f = new CompletableFuture<>();
2800 <        f2 = new CompletableFuture<>();
2801 <        assertTrue(f2.cancel(true));
2802 <        g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
2803 <        checkCompletedWithWrappedCancellationException(g);
2804 <    }
2805 <
2806 <    /**
2807 <     * thenComposeAsync result completes normally after normal
2808 <     * completion of source
2809 <     */
2810 <    public void testThenComposeAsyncE() {
2811 <        CompletableFuture<Integer> f = new CompletableFuture<>();
2812 <        CompletableFutureInc r = new CompletableFutureInc();
2813 <        CompletableFuture<Integer> g = f.thenComposeAsync(r, new ThreadExecutor());
2814 <        f.complete(one);
2815 <        checkCompletedNormally(g, two);
2816 <    }
2817 <
2818 <    /**
2819 <     * thenComposeAsync result completes exceptionally after
2820 <     * exceptional completion of source
2821 <     */
2822 <    public void testThenComposeAsync2E() {
2823 <        CompletableFuture<Integer> f = new CompletableFuture<>();
2824 <        CompletableFutureInc r = new CompletableFutureInc();
2825 <        CompletableFuture<Integer> g = f.thenComposeAsync(r, new ThreadExecutor());
2826 <        f.completeExceptionally(new CFException());
2827 <        checkCompletedWithWrappedCFException(g);
2828 <    }
2829 <
2830 <    /**
2831 <     * thenComposeAsync result completes exceptionally if action does
2832 <     */
2833 <    public void testThenComposeAsync3E() {
2834 <        CompletableFuture<Integer> f = new CompletableFuture<>();
2835 <        FailingCompletableFutureFunction r = new FailingCompletableFutureFunction();
2836 <        CompletableFuture<Integer> g = f.thenComposeAsync(r, new ThreadExecutor());
2837 <        f.complete(one);
2838 <        checkCompletedWithWrappedCFException(g);
2839 <    }
2840 <
2841 <    /**
2842 <     * thenComposeAsync result completes exceptionally if source cancelled
2843 <     */
2844 <    public void testThenComposeAsync4E() {
2845 <        CompletableFuture<Integer> f = new CompletableFuture<>();
2846 <        CompletableFutureInc r = new CompletableFutureInc();
2847 <        CompletableFuture<Integer> g = f.thenComposeAsync(r, new ThreadExecutor());
3154 >        CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor());
3155          assertTrue(f.cancel(true));
3156          checkCompletedWithWrappedCancellationException(g);
3157      }
# Line 2861 | Line 3168 | public class CompletableFutureTest exten
3168      }
3169  
3170      /**
3171 <     * allOf returns a future completed when all components complete
3171 >     * allOf returns a future completed normally with the value null
3172 >     * when all components complete normally
3173       */
3174 <    public void testAllOf() throws Exception {
3174 >    public void testAllOf_normal() throws Exception {
3175          for (int k = 1; k < 20; ++k) {
3176              CompletableFuture<Integer>[] fs = (CompletableFuture<Integer>[]) new CompletableFuture[k];
3177              for (int i = 0; i < k; ++i)
# Line 2888 | Line 3196 | public class CompletableFutureTest exten
3196      }
3197  
3198      /**
3199 <     * anyOf returns a future completed when any components complete
3199 >     * anyOf returns a future completed normally with a value when
3200 >     * a component future does
3201       */
3202      public void testAnyOf_normal() throws Exception {
3203          for (int k = 0; k < 10; ++k) {
# Line 2934 | Line 3243 | public class CompletableFutureTest exten
3243          ThreadExecutor exec = new ThreadExecutor();
3244  
3245          Runnable[] throwingActions = {
3246 <            () -> { CompletableFuture.supplyAsync(null); },
3247 <            () -> { CompletableFuture.supplyAsync(null, exec); },
3248 <            () -> { CompletableFuture.supplyAsync(supplyOne, null); },
3249 <
3250 <            () -> { CompletableFuture.runAsync(null); },
3251 <            () -> { CompletableFuture.runAsync(null, exec); },
3252 <            () -> { CompletableFuture.runAsync(() -> {}, null); },
3253 <
3254 <            () -> { f.completeExceptionally(null); },
3255 <
3256 <            () -> { f.thenApply(null); },
3257 <            () -> { f.thenApplyAsync(null); },
3258 <            () -> { f.thenApplyAsync((x) -> x, null); },
3259 <            () -> { f.thenApplyAsync(null, exec); },
3260 <
3261 <            () -> { f.thenAccept(null); },
3262 <            () -> { f.thenAcceptAsync(null); },
3263 <            () -> { f.thenAcceptAsync((x) -> { ; }, null); },
3264 <            () -> { f.thenAcceptAsync(null, exec); },
3265 <
3266 <            () -> { f.thenRun(null); },
3267 <            () -> { f.thenRunAsync(null); },
3268 <            () -> { f.thenRunAsync(() -> { ; }, null); },
3269 <            () -> { f.thenRunAsync(null, exec); },
3270 <
3271 <            () -> { f.thenCombine(g, null); },
3272 <            () -> { f.thenCombineAsync(g, null); },
3273 <            () -> { f.thenCombineAsync(g, null, exec); },
3274 <            () -> { f.thenCombine(nullFuture, (x, y) -> x); },
3275 <            () -> { f.thenCombineAsync(nullFuture, (x, y) -> x); },
3276 <            () -> { f.thenCombineAsync(nullFuture, (x, y) -> x, exec); },
3277 <            () -> { f.thenCombineAsync(g, (x, y) -> x, null); },
3278 <
3279 <            () -> { f.thenAcceptBoth(g, null); },
3280 <            () -> { f.thenAcceptBothAsync(g, null); },
3281 <            () -> { f.thenAcceptBothAsync(g, null, exec); },
3282 <            () -> { f.thenAcceptBoth(nullFuture, (x, y) -> {}); },
3283 <            () -> { f.thenAcceptBothAsync(nullFuture, (x, y) -> {}); },
3284 <            () -> { f.thenAcceptBothAsync(nullFuture, (x, y) -> {}, exec); },
3285 <            () -> { f.thenAcceptBothAsync(g, (x, y) -> {}, null); },
3286 <
3287 <            () -> { f.runAfterBoth(g, null); },
3288 <            () -> { f.runAfterBothAsync(g, null); },
3289 <            () -> { f.runAfterBothAsync(g, null, exec); },
3290 <            () -> { f.runAfterBoth(nullFuture, () -> {}); },
3291 <            () -> { f.runAfterBothAsync(nullFuture, () -> {}); },
3292 <            () -> { f.runAfterBothAsync(nullFuture, () -> {}, exec); },
3293 <            () -> { f.runAfterBothAsync(g, () -> {}, null); },
3294 <
3295 <            () -> { f.applyToEither(g, null); },
3296 <            () -> { f.applyToEitherAsync(g, null); },
3297 <            () -> { f.applyToEitherAsync(g, null, exec); },
3298 <            () -> { f.applyToEither(nullFuture, (x) -> x); },
3299 <            () -> { f.applyToEitherAsync(nullFuture, (x) -> x); },
3300 <            () -> { f.applyToEitherAsync(nullFuture, (x) -> x, exec); },
3301 <            () -> { f.applyToEitherAsync(g, (x) -> x, null); },
3302 <
3303 <            () -> { f.acceptEither(g, null); },
3304 <            () -> { f.acceptEitherAsync(g, null); },
3305 <            () -> { f.acceptEitherAsync(g, null, exec); },
3306 <            () -> { f.acceptEither(nullFuture, (x) -> {}); },
3307 <            () -> { f.acceptEitherAsync(nullFuture, (x) -> {}); },
3308 <            () -> { f.acceptEitherAsync(nullFuture, (x) -> {}, exec); },
3309 <            () -> { f.acceptEitherAsync(g, (x) -> {}, null); },
3310 <
3311 <            () -> { f.runAfterEither(g, null); },
3312 <            () -> { f.runAfterEitherAsync(g, null); },
3313 <            () -> { f.runAfterEitherAsync(g, null, exec); },
3314 <            () -> { f.runAfterEither(nullFuture, () -> {}); },
3315 <            () -> { f.runAfterEitherAsync(nullFuture, () -> {}); },
3316 <            () -> { f.runAfterEitherAsync(nullFuture, () -> {}, exec); },
3317 <            () -> { f.runAfterEitherAsync(g, () -> {}, null); },
3318 <
3319 <            () -> { f.thenCompose(null); },
3320 <            () -> { f.thenComposeAsync(null); },
3321 <            () -> { f.thenComposeAsync(new CompletableFutureInc(), null); },
3322 <            () -> { f.thenComposeAsync(null, exec); },
3323 <
3324 <            () -> { f.exceptionally(null); },
3325 <
3326 <            () -> { f.handle(null); },
3327 <
3328 <            () -> { CompletableFuture.allOf((CompletableFuture<?>)null); },
3329 <            () -> { CompletableFuture.allOf((CompletableFuture<?>[])null); },
3330 <            () -> { CompletableFuture.allOf(f, null); },
3331 <            () -> { CompletableFuture.allOf(null, f); },
3332 <
3333 <            () -> { CompletableFuture.anyOf((CompletableFuture<?>)null); },
3334 <            () -> { CompletableFuture.anyOf((CompletableFuture<?>[])null); },
3335 <            () -> { CompletableFuture.anyOf(f, null); },
3336 <            () -> { CompletableFuture.anyOf(null, f); },
3246 >            () -> CompletableFuture.supplyAsync(null),
3247 >            () -> CompletableFuture.supplyAsync(null, exec),
3248 >            () -> CompletableFuture.supplyAsync(supplyOne, null),
3249 >
3250 >            () -> CompletableFuture.runAsync(null),
3251 >            () -> CompletableFuture.runAsync(null, exec),
3252 >            () -> CompletableFuture.runAsync(() -> {}, null),
3253 >
3254 >            () -> f.completeExceptionally(null),
3255 >
3256 >            () -> f.thenApply(null),
3257 >            () -> f.thenApplyAsync(null),
3258 >            () -> f.thenApplyAsync((x) -> x, null),
3259 >            () -> f.thenApplyAsync(null, exec),
3260 >
3261 >            () -> f.thenAccept(null),
3262 >            () -> f.thenAcceptAsync(null),
3263 >            () -> f.thenAcceptAsync((x) -> {} , null),
3264 >            () -> f.thenAcceptAsync(null, exec),
3265 >
3266 >            () -> f.thenRun(null),
3267 >            () -> f.thenRunAsync(null),
3268 >            () -> f.thenRunAsync(() -> {} , null),
3269 >            () -> f.thenRunAsync(null, exec),
3270 >
3271 >            () -> f.thenCombine(g, null),
3272 >            () -> f.thenCombineAsync(g, null),
3273 >            () -> f.thenCombineAsync(g, null, exec),
3274 >            () -> f.thenCombine(nullFuture, (x, y) -> x),
3275 >            () -> f.thenCombineAsync(nullFuture, (x, y) -> x),
3276 >            () -> f.thenCombineAsync(nullFuture, (x, y) -> x, exec),
3277 >            () -> f.thenCombineAsync(g, (x, y) -> x, null),
3278 >
3279 >            () -> f.thenAcceptBoth(g, null),
3280 >            () -> f.thenAcceptBothAsync(g, null),
3281 >            () -> f.thenAcceptBothAsync(g, null, exec),
3282 >            () -> f.thenAcceptBoth(nullFuture, (x, y) -> {}),
3283 >            () -> f.thenAcceptBothAsync(nullFuture, (x, y) -> {}),
3284 >            () -> f.thenAcceptBothAsync(nullFuture, (x, y) -> {}, exec),
3285 >            () -> f.thenAcceptBothAsync(g, (x, y) -> {}, null),
3286 >
3287 >            () -> f.runAfterBoth(g, null),
3288 >            () -> f.runAfterBothAsync(g, null),
3289 >            () -> f.runAfterBothAsync(g, null, exec),
3290 >            () -> f.runAfterBoth(nullFuture, () -> {}),
3291 >            () -> f.runAfterBothAsync(nullFuture, () -> {}),
3292 >            () -> f.runAfterBothAsync(nullFuture, () -> {}, exec),
3293 >            () -> f.runAfterBothAsync(g, () -> {}, null),
3294 >
3295 >            () -> f.applyToEither(g, null),
3296 >            () -> f.applyToEitherAsync(g, null),
3297 >            () -> f.applyToEitherAsync(g, null, exec),
3298 >            () -> f.applyToEither(nullFuture, (x) -> x),
3299 >            () -> f.applyToEitherAsync(nullFuture, (x) -> x),
3300 >            () -> f.applyToEitherAsync(nullFuture, (x) -> x, exec),
3301 >            () -> f.applyToEitherAsync(g, (x) -> x, null),
3302 >
3303 >            () -> f.acceptEither(g, null),
3304 >            () -> f.acceptEitherAsync(g, null),
3305 >            () -> f.acceptEitherAsync(g, null, exec),
3306 >            () -> f.acceptEither(nullFuture, (x) -> {}),
3307 >            () -> f.acceptEitherAsync(nullFuture, (x) -> {}),
3308 >            () -> f.acceptEitherAsync(nullFuture, (x) -> {}, exec),
3309 >            () -> f.acceptEitherAsync(g, (x) -> {}, null),
3310 >
3311 >            () -> f.runAfterEither(g, null),
3312 >            () -> f.runAfterEitherAsync(g, null),
3313 >            () -> f.runAfterEitherAsync(g, null, exec),
3314 >            () -> f.runAfterEither(nullFuture, () -> {}),
3315 >            () -> f.runAfterEitherAsync(nullFuture, () -> {}),
3316 >            () -> f.runAfterEitherAsync(nullFuture, () -> {}, exec),
3317 >            () -> f.runAfterEitherAsync(g, () -> {}, null),
3318 >
3319 >            () -> f.thenCompose(null),
3320 >            () -> f.thenComposeAsync(null),
3321 >            () -> f.thenComposeAsync(new CompletableFutureInc(), null),
3322 >            () -> f.thenComposeAsync(null, exec),
3323 >
3324 >            () -> f.exceptionally(null),
3325 >
3326 >            () -> f.handle(null),
3327 >
3328 >            () -> CompletableFuture.allOf((CompletableFuture<?>)null),
3329 >            () -> CompletableFuture.allOf((CompletableFuture<?>[])null),
3330 >            () -> CompletableFuture.allOf(f, null),
3331 >            () -> CompletableFuture.allOf(null, f),
3332 >
3333 >            () -> CompletableFuture.anyOf((CompletableFuture<?>)null),
3334 >            () -> CompletableFuture.anyOf((CompletableFuture<?>[])null),
3335 >            () -> CompletableFuture.anyOf(f, null),
3336 >            () -> CompletableFuture.anyOf(null, f),
3337 >
3338 >            () -> f.obtrudeException(null),
3339          };
3340  
3341          assertThrows(NullPointerException.class, throwingActions);
3342          assertEquals(0, exec.count.get());
3343      }
3344  
3345 +    /**
3346 +     * toCompletableFuture returns this CompletableFuture.
3347 +     */
3348 +    public void testToCompletableFuture() {
3349 +        CompletableFuture<Integer> f = new CompletableFuture<>();
3350 +        assertSame(f, f.toCompletableFuture());
3351 +    }
3352 +
3353 +    /**
3354 +     * whenComplete action executes on normal completion, propagating
3355 +     * source result.
3356 +     */
3357 +    public void testWhenComplete_normalCompletion1() {
3358 +        for (boolean createIncomplete : new boolean[] { true, false })
3359 +        for (ExecutionMode m : ExecutionMode.values())
3360 +        for (Integer v1 : new Integer[] { 1, null }) {
3361 +
3362 +        final AtomicInteger a = new AtomicInteger();
3363 +        final CompletableFuture<Integer> f = new CompletableFuture<>();
3364 +        if (!createIncomplete) f.complete(v1);
3365 +        final CompletableFuture<Integer> g =
3366 +            m.whenComplete(f,
3367 +                           (Integer x, Throwable t) -> {
3368 +                               threadAssertSame(x, v1);
3369 +                               threadAssertNull(t);
3370 +                               a.getAndIncrement();
3371 +                           });
3372 +        if (createIncomplete) f.complete(v1);
3373 +        checkCompletedNormally(f, v1);
3374 +        checkCompletedNormally(g, v1);
3375 +        assertEquals(a.get(), 1);
3376 +        }
3377 +    }
3378 +
3379 +    /**
3380 +     * whenComplete action executes on exceptional completion, propagating
3381 +     * source result.
3382 +     */
3383 +    public void testWhenComplete_exceptionalCompletion() {
3384 +        for (boolean createIncomplete : new boolean[] { true, false })
3385 +        for (ExecutionMode m : ExecutionMode.values())
3386 +        for (Integer v1 : new Integer[] { 1, null }) {
3387 +
3388 +        final AtomicInteger a = new AtomicInteger();
3389 +        final CFException ex = new CFException();
3390 +        final CompletableFuture<Integer> f = new CompletableFuture<>();
3391 +        if (!createIncomplete) f.completeExceptionally(ex);
3392 +        final CompletableFuture<Integer> g = m.whenComplete
3393 +            (f,
3394 +             (Integer x, Throwable t) -> {
3395 +                threadAssertNull(x);
3396 +                threadAssertSame(t, ex);
3397 +                a.getAndIncrement();
3398 +            });
3399 +        if (createIncomplete) f.completeExceptionally(ex);
3400 +        checkCompletedWithWrappedCFException(f, ex);
3401 +        checkCompletedWithWrappedCFException(g, ex);
3402 +        assertEquals(a.get(), 1);
3403 +        }
3404 +    }
3405 +
3406 +    /**
3407 +     * If a whenComplete action throws an exception when triggered by
3408 +     * a normal completion, it completes exceptionally
3409 +     */
3410 +    public void testWhenComplete_actionFailed() {
3411 +        for (boolean createIncomplete : new boolean[] { true, false })
3412 +        for (ExecutionMode m : ExecutionMode.values())
3413 +        for (Integer v1 : new Integer[] { 1, null }) {
3414 +
3415 +        final CFException ex = new CFException();
3416 +        final CompletableFuture<Integer> f = new CompletableFuture<>();
3417 +        if (!createIncomplete) f.complete(v1);
3418 +        final CompletableFuture<Integer> g = m.whenComplete
3419 +            (f,
3420 +             (Integer x, Throwable t) -> {
3421 +                threadAssertSame(x, v1);
3422 +                threadAssertNull(t);
3423 +                throw ex;
3424 +            });
3425 +        if (createIncomplete) f.complete(v1);
3426 +        checkCompletedNormally(f, v1);
3427 +        checkCompletedWithWrappedCFException(g, ex);
3428 +        }
3429 +    }
3430 +
3431 +    /**
3432 +     * If a whenComplete action throws an exception when triggered by
3433 +     * a source completion that also throws an exception, the source
3434 +     * exception takes precedence.
3435 +     */
3436 +    public void testWhenComplete_actionFailedSourceFailed() {
3437 +        for (boolean createIncomplete : new boolean[] { true, false })
3438 +        for (ExecutionMode m : ExecutionMode.values())
3439 +        for (Integer v1 : new Integer[] { 1, null }) {
3440 +
3441 +        final CFException ex1 = new CFException();
3442 +        final CFException ex2 = new CFException();
3443 +        final CompletableFuture<Integer> f = new CompletableFuture<>();
3444 +
3445 +        if (!createIncomplete) f.completeExceptionally(ex1);
3446 +        final CompletableFuture<Integer> g = m.whenComplete
3447 +            (f,
3448 +             (Integer x, Throwable t) -> {
3449 +                threadAssertSame(t, ex1);
3450 +                threadAssertNull(x);
3451 +                throw ex2;
3452 +            });
3453 +        if (createIncomplete) f.completeExceptionally(ex1);
3454 +
3455 +        checkCompletedWithWrappedCFException(f, ex1);
3456 +        checkCompletedWithWrappedCFException(g, ex1);
3457 +        }
3458 +    }
3459 +
3460 +    /**
3461 +     * handleAsync action completes normally with function value on
3462 +     * either normal or exceptional completion of source
3463 +     */
3464 +    public void testHandleAsync() {
3465 +        CompletableFuture<Integer> f, g;
3466 +        IntegerHandler r;
3467 +
3468 +        f = new CompletableFuture<>();
3469 +        g = f.handleAsync(r = new IntegerHandler());
3470 +        assertEquals(0, r.invocationCount);
3471 +        f.completeExceptionally(new CFException());
3472 +        checkCompletedWithWrappedCFException(f);
3473 +        checkCompletedNormally(g, three);
3474 +        assertEquals(1, r.invocationCount);
3475 +
3476 +        f = new CompletableFuture<>();
3477 +        g = f.handleAsync(r = new IntegerHandler());
3478 +        assertEquals(0, r.invocationCount);
3479 +        f.completeExceptionally(new CFException());
3480 +        checkCompletedWithWrappedCFException(f);
3481 +        checkCompletedNormally(g, three);
3482 +        assertEquals(1, r.invocationCount);
3483 +
3484 +        f = new CompletableFuture<>();
3485 +        g = f.handleAsync(r = new IntegerHandler());
3486 +        assertEquals(0, r.invocationCount);
3487 +        f.complete(one);
3488 +        checkCompletedNormally(f, one);
3489 +        checkCompletedNormally(g, two);
3490 +        assertEquals(1, r.invocationCount);
3491 +
3492 +        f = new CompletableFuture<>();
3493 +        g = f.handleAsync(r = new IntegerHandler());
3494 +        assertEquals(0, r.invocationCount);
3495 +        f.complete(one);
3496 +        checkCompletedNormally(f, one);
3497 +        checkCompletedNormally(g, two);
3498 +        assertEquals(1, r.invocationCount);
3499 +    }
3500 +
3501 +    /**
3502 +     * handleAsync action with Executor completes normally with
3503 +     * function value on either normal or exceptional completion of
3504 +     * source
3505 +     */
3506 +    public void testHandleAsync2() {
3507 +        CompletableFuture<Integer> f, g;
3508 +        ThreadExecutor exec = new ThreadExecutor();
3509 +        IntegerHandler r;
3510 +
3511 +        f = new CompletableFuture<>();
3512 +        g = f.handleAsync(r = new IntegerHandler(), exec);
3513 +        assertEquals(0, r.invocationCount);
3514 +        f.completeExceptionally(new CFException());
3515 +        checkCompletedWithWrappedCFException(f);
3516 +        checkCompletedNormally(g, three);
3517 +        assertEquals(1, r.invocationCount);
3518 +
3519 +        f = new CompletableFuture<>();
3520 +        g = f.handleAsync(r = new IntegerHandler(), exec);
3521 +        assertEquals(0, r.invocationCount);
3522 +        f.completeExceptionally(new CFException());
3523 +        checkCompletedWithWrappedCFException(f);
3524 +        checkCompletedNormally(g, three);
3525 +        assertEquals(1, r.invocationCount);
3526 +
3527 +        f = new CompletableFuture<>();
3528 +        g = f.handleAsync(r = new IntegerHandler(), exec);
3529 +        assertEquals(0, r.invocationCount);
3530 +        f.complete(one);
3531 +        checkCompletedNormally(f, one);
3532 +        checkCompletedNormally(g, two);
3533 +        assertEquals(1, r.invocationCount);
3534 +
3535 +        f = new CompletableFuture<>();
3536 +        g = f.handleAsync(r = new IntegerHandler(), exec);
3537 +        assertEquals(0, r.invocationCount);
3538 +        f.complete(one);
3539 +        checkCompletedNormally(f, one);
3540 +        checkCompletedNormally(g, two);
3541 +        assertEquals(1, r.invocationCount);
3542 +    }
3543 +
3544   }

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