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Comparing jsr166/src/test/tck/CompletableFutureTest.java (file contents):
Revision 1.13 by jsr166, Sun Mar 31 18:17:18 2013 UTC vs.
Revision 1.40 by jsr166, Mon Jun 2 01:11:53 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 55 | Line 56 | public class CompletableFutureTest exten
56  
57      <T> void checkCompletedNormally(CompletableFuture<T> f, T value) {
58          try {
59 +            assertEquals(value, f.get(LONG_DELAY_MS, MILLISECONDS));
60 +        } catch (Throwable fail) { threadUnexpectedException(fail); }
61 +        try {
62              assertEquals(value, f.join());
63          } catch (Throwable fail) { threadUnexpectedException(fail); }
64          try {
# Line 63 | Line 67 | public class CompletableFutureTest exten
67          try {
68              assertEquals(value, f.get());
69          } catch (Throwable fail) { threadUnexpectedException(fail); }
66        try {
67            assertEquals(value, f.get(0L, SECONDS));
68        } 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  
76      void checkCompletedWithWrappedCFException(CompletableFuture<?> f) {
77          try {
78 +            f.get(LONG_DELAY_MS, MILLISECONDS);
79 +            shouldThrow();
80 +        } catch (ExecutionException success) {
81 +            assertTrue(success.getCause() instanceof CFException);
82 +        } catch (Throwable fail) { threadUnexpectedException(fail); }
83 +        try {
84              f.join();
85              shouldThrow();
86          } catch (CompletionException success) {
# Line 90 | Line 98 | public class CompletableFutureTest exten
98          } catch (ExecutionException success) {
99              assertTrue(success.getCause() instanceof CFException);
100          } catch (Throwable fail) { threadUnexpectedException(fail); }
101 +        assertTrue(f.isDone());
102 +        assertFalse(f.isCancelled());
103 +        assertTrue(f.toString().contains("[Completed exceptionally]"));
104 +    }
105 +
106 +    void checkCompletedWithWrappedCFException(CompletableFuture<?> f,
107 +                                              CFException ex) {
108          try {
109 <            f.get(0L, SECONDS);
109 >            f.get(LONG_DELAY_MS, MILLISECONDS);
110              shouldThrow();
111          } catch (ExecutionException success) {
112 <            assertTrue(success.getCause() instanceof CFException);
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);
140 +            shouldThrow();
141 +        } catch (CancellationException success) {
142 +        } catch (Throwable fail) { threadUnexpectedException(fail); }
143 +        try {
144              f.join();
145              shouldThrow();
146          } catch (CancellationException success) {}
# Line 114 | Line 153 | public class CompletableFutureTest exten
153              shouldThrow();
154          } catch (CancellationException success) {
155          } catch (Throwable fail) { threadUnexpectedException(fail); }
117        try {
118            f.get(0L, SECONDS);
119            shouldThrow();
120        } catch (CancellationException success) {
121        } 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      }
161  
162      void checkCompletedWithWrappedCancellationException(CompletableFuture<?> f) {
163          try {
164 +            f.get(LONG_DELAY_MS, MILLISECONDS);
165 +            shouldThrow();
166 +        } catch (ExecutionException success) {
167 +            assertTrue(success.getCause() instanceof CancellationException);
168 +        } catch (Throwable fail) { threadUnexpectedException(fail); }
169 +        try {
170              f.join();
171              shouldThrow();
172          } catch (CompletionException success) {
# Line 142 | Line 184 | public class CompletableFutureTest exten
184          } catch (ExecutionException success) {
185              assertTrue(success.getCause() instanceof CancellationException);
186          } catch (Throwable fail) { threadUnexpectedException(fail); }
145        try {
146            f.get(0L, SECONDS);
147            shouldThrow();
148        } catch (ExecutionException success) {
149            assertTrue(success.getCause() instanceof CancellationException);
150        } 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  
193      /**
# Line 157 | Line 195 | public class CompletableFutureTest exten
195       * by methods isDone, isCancelled, and getNow
196       */
197      public void testConstructor() {
198 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
198 >        CompletableFuture<Integer> f = new CompletableFuture<>();
199          checkIncomplete(f);
200      }
201  
# Line 166 | Line 204 | public class CompletableFutureTest exten
204       * isCancelled, join, get, and getNow
205       */
206      public void testComplete() {
207 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
207 >        CompletableFuture<Integer> f = new CompletableFuture<>();
208          checkIncomplete(f);
209          f.complete(one);
210          checkCompletedNormally(f, one);
# Line 177 | Line 215 | public class CompletableFutureTest exten
215       * methods isDone, isCancelled, join, get, and getNow
216       */
217      public void testCompleteExceptionally() {
218 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
218 >        CompletableFuture<Integer> f = new CompletableFuture<>();
219          checkIncomplete(f);
220          f.completeExceptionally(new CFException());
221          checkCompletedWithWrappedCFException(f);
# Line 188 | Line 226 | public class CompletableFutureTest exten
226       * methods isDone, isCancelled, join, get, and getNow
227       */
228      public void testCancel() {
229 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
229 >        CompletableFuture<Integer> f = new CompletableFuture<>();
230          checkIncomplete(f);
231          assertTrue(f.cancel(true));
232          checkCancelled(f);
# Line 198 | Line 236 | public class CompletableFutureTest exten
236       * obtrudeValue forces completion with given value
237       */
238      public void testObtrudeValue() {
239 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
239 >        CompletableFuture<Integer> f = new CompletableFuture<>();
240          checkIncomplete(f);
241          f.complete(one);
242          checkCompletedNormally(f, one);
# Line 206 | Line 244 | public class CompletableFutureTest exten
244          checkCompletedNormally(f, three);
245          f.obtrudeValue(two);
246          checkCompletedNormally(f, two);
247 <        f = new CompletableFuture<Integer>();
247 >        f = new CompletableFuture<>();
248          f.obtrudeValue(three);
249          checkCompletedNormally(f, three);
250 <        f = new CompletableFuture<Integer>();
250 >        f = new CompletableFuture<>();
251          f.completeExceptionally(new CFException());
252          f.obtrudeValue(four);
253          checkCompletedNormally(f, four);
# Line 219 | Line 257 | public class CompletableFutureTest exten
257       * obtrudeException forces completion with given exception
258       */
259      public void testObtrudeException() {
260 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
260 >        CompletableFuture<Integer> f = new CompletableFuture<>();
261          checkIncomplete(f);
262          f.complete(one);
263          checkCompletedNormally(f, one);
264          f.obtrudeException(new CFException());
265          checkCompletedWithWrappedCFException(f);
266 <        f = new CompletableFuture<Integer>();
266 >        f = new CompletableFuture<>();
267          f.obtrudeException(new CFException());
268          checkCompletedWithWrappedCFException(f);
269 <        f = new CompletableFuture<Integer>();
269 >        f = new CompletableFuture<>();
270          f.completeExceptionally(new CFException());
271          f.obtrudeValue(four);
272          checkCompletedNormally(f, four);
# Line 240 | Line 278 | public class CompletableFutureTest exten
278       * getNumberOfDependents returns number of dependent tasks
279       */
280      public void testGetNumberOfDependents() {
281 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
281 >        CompletableFuture<Integer> f = new CompletableFuture<>();
282          assertEquals(f.getNumberOfDependents(), 0);
283          CompletableFuture g = f.thenRun(new Noop());
284          assertEquals(f.getNumberOfDependents(), 1);
# Line 253 | Line 291 | public class CompletableFutureTest exten
291          assertEquals(g.getNumberOfDependents(), 0);
292      }
293  
256
294      /**
295       * toString indicates current completion state
296       */
# Line 279 | Line 316 | public class CompletableFutureTest exten
316          checkCompletedNormally(f, "test");
317      }
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> add =
338 <        (Integer x, Integer y) -> Integer.valueOf(x.intValue() + y.intValue());
337 >    static final BiFunction<Integer, Integer, Integer> subtract =
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 boolean ran() { return invocationCount == 1; }
343 >        public void accept(Integer x) {
344 >            invocationCount++;
345 >            value = inc(x);
346 >        }
347 >    }
348 >    static final class IncFunction implements Function<Integer,Integer> {
349 >        int invocationCount = 0;
350 >        Integer value;
351 >        public boolean ran() { return invocationCount == 1; }
352 >        public Integer apply(Integer x) {
353 >            invocationCount++;
354 >            return value = inc(x);
355 >        }
356      }
357 <    static final class AddAction implements BiConsumer<Integer, Integer> {
358 <        int value;
357 >    static final class SubtractAction implements BiConsumer<Integer, Integer> {
358 >        int invocationCount = 0;
359 >        Integer value;
360 >        // Check this action was invoked exactly once when result is computed.
361 >        public boolean ran() { return invocationCount == 1; }
362          public void accept(Integer x, Integer y) {
363 <            value = x.intValue() + y.intValue();
363 >            invocationCount++;
364 >            value = subtract(x, y);
365 >        }
366 >    }
367 >    static final class SubtractFunction implements BiFunction<Integer, Integer, Integer> {
368 >        int invocationCount = 0;
369 >        Integer value;
370 >        // Check this action was invoked exactly once when result is computed.
371 >        public boolean ran() { return invocationCount == 1; }
372 >        public Integer apply(Integer x, Integer y) {
373 >            invocationCount++;
374 >            return value = subtract(x, y);
375          }
376      }
377      static final class Noop implements Runnable {
# Line 325 | Line 404 | public class CompletableFutureTest exten
404          public void run() { ran = true; throw new CFException(); }
405      }
406  
407 <    static final class CompletableFutureInc implements Function<Integer, CompletableFuture<Integer>> {
407 >    static final class CompletableFutureInc
408 >        implements Function<Integer, CompletableFuture<Integer>> {
409 >        boolean ran;
410          public CompletableFuture<Integer> apply(Integer x) {
411 <            CompletableFuture<Integer> f = new CompletableFuture<Integer>();
411 >            ran = true;
412 >            CompletableFuture<Integer> f = new CompletableFuture<>();
413              f.complete(Integer.valueOf(x.intValue() + 1));
414              return f;
415          }
416      }
417  
418 <    static final class FailingCompletableFutureFunction implements Function<Integer, CompletableFuture<Integer>> {
418 >    static final class FailingCompletableFutureFunction
419 >        implements Function<Integer, CompletableFuture<Integer>> {
420          boolean ran;
421          public CompletableFuture<Integer> apply(Integer x) {
422              ran = true; throw new CFException();
# Line 342 | Line 425 | public class CompletableFutureTest exten
425  
426      // Used for explicit executor tests
427      static final class ThreadExecutor implements Executor {
428 +        AtomicInteger count = new AtomicInteger(0);
429 +
430          public void execute(Runnable r) {
431 +            count.getAndIncrement();
432              new Thread(r).start();
433          }
434      }
# Line 352 | Line 438 | public class CompletableFutureTest exten
438      }
439  
440      static final class IntegerHandler implements BiFunction<Integer, Throwable, Integer> {
441 +        boolean ran;
442          public Integer apply(Integer x, Throwable t) {
443 +            ran = true;
444              return (t == null) ? two : three;
445          }
446      }
447  
448 +    /**
449 +     * Permits the testing of parallel code for the 3 different
450 +     * execution modes without repeating all the testing code.
451 +     */
452 +    enum ExecutionMode {
453 +        DEFAULT {
454 +            public <T,U> CompletableFuture<Void> runAfterBoth
455 +                (CompletableFuture<T> f, CompletableFuture<U> g, Runnable a) {
456 +                return f.runAfterBoth(g, a);
457 +            }
458 +            public <T,U> CompletableFuture<Void> thenAcceptBoth
459 +                (CompletableFuture<T> f,
460 +                 CompletionStage<? extends U> g,
461 +                 BiConsumer<? super T,? super U> a) {
462 +                return f.thenAcceptBoth(g, a);
463 +            }
464 +            public <T,U,V> CompletableFuture<V> thenCombine
465 +                (CompletableFuture<T> f,
466 +                 CompletionStage<? extends U> g,
467 +                 BiFunction<? super T,? super U,? extends V> a) {
468 +                return f.thenCombine(g, a);
469 +            }
470 +            public <T,U> CompletableFuture<U> applyToEither
471 +                (CompletableFuture<T> f,
472 +                 CompletionStage<? extends T> g,
473 +                 Function<? super T,U> a) {
474 +                return f.applyToEither(g, a);
475 +            }
476 +            public <T> CompletableFuture<Void> acceptEither
477 +                (CompletableFuture<T> f,
478 +                 CompletionStage<? extends T> g,
479 +                 Consumer<? super T> a) {
480 +                return f.acceptEither(g, a);
481 +            }
482 +            public <T> CompletableFuture<Void> runAfterEither
483 +                (CompletableFuture<T> f,
484 +                 CompletionStage<?> g,
485 +                 java.lang.Runnable a) {
486 +                return f.runAfterEither(g, a);
487 +            }
488 +            public <T,U> CompletableFuture<U> thenCompose
489 +                (CompletableFuture<T> f,
490 +                 Function<? super T,? extends CompletionStage<U>> a) {
491 +                return f.thenCompose(a);
492 +            }
493 +            public <T> CompletableFuture<T> whenComplete
494 +                (CompletableFuture<T> f,
495 +                 BiConsumer<? super T,? super Throwable> a) {
496 +                return f.whenComplete(a);
497 +            }
498 +        },
499 +
500 + //             /** Experimental way to do more testing */
501 + //         REVERSE_DEFAULT {
502 + //             public <T,U> CompletableFuture<Void> runAfterBoth
503 + //                 (CompletableFuture<T> f, CompletableFuture<U> g, Runnable a) {
504 + //                 return g.runAfterBoth(f, a);
505 + //             }
506 + //             public <T,U> CompletableFuture<Void> thenAcceptBoth
507 + //                 (CompletableFuture<T> f,
508 + //                  CompletionStage<? extends U> g,
509 + //                  BiConsumer<? super T,? super U> a) {
510 + //                 return DEFAULT.thenAcceptBoth(f, g, a);
511 + //             }
512 + //         },
513 +
514 +        DEFAULT_ASYNC {
515 +            public <T,U> CompletableFuture<Void> runAfterBoth
516 +                (CompletableFuture<T> f, CompletableFuture<U> g, Runnable a) {
517 +                return f.runAfterBothAsync(g, a);
518 +            }
519 +            public <T,U> CompletableFuture<Void> thenAcceptBoth
520 +                (CompletableFuture<T> f,
521 +                 CompletionStage<? extends U> g,
522 +                 BiConsumer<? super T,? super U> a) {
523 +                return f.thenAcceptBothAsync(g, a);
524 +            }
525 +            public <T,U,V> CompletableFuture<V> thenCombine
526 +                (CompletableFuture<T> f,
527 +                 CompletionStage<? extends U> g,
528 +                 BiFunction<? super T,? super U,? extends V> a) {
529 +                return f.thenCombineAsync(g, a);
530 +            }
531 +            public <T,U> CompletableFuture<U> applyToEither
532 +                (CompletableFuture<T> f,
533 +                 CompletionStage<? extends T> g,
534 +                 Function<? super T,U> a) {
535 +                return f.applyToEitherAsync(g, a);
536 +            }
537 +            public <T> CompletableFuture<Void> acceptEither
538 +                (CompletableFuture<T> f,
539 +                 CompletionStage<? extends T> g,
540 +                 Consumer<? super T> a) {
541 +                return f.acceptEitherAsync(g, a);
542 +            }
543 +            public <T> CompletableFuture<Void> runAfterEither
544 +                (CompletableFuture<T> f,
545 +                 CompletionStage<?> g,
546 +                 java.lang.Runnable a) {
547 +                return f.runAfterEitherAsync(g, a);
548 +            }
549 +            public <T,U> CompletableFuture<U> thenCompose
550 +                (CompletableFuture<T> f,
551 +                 Function<? super T,? extends CompletionStage<U>> a) {
552 +                return f.thenComposeAsync(a);
553 +            }
554 +            public <T> CompletableFuture<T> whenComplete
555 +                (CompletableFuture<T> f,
556 +                 BiConsumer<? super T,? super Throwable> a) {
557 +                return f.whenCompleteAsync(a);
558 +            }
559 +        },
560 +
561 + //         REVERSE_DEFAULT_ASYNC {
562 + //             public <T,U> CompletableFuture<Void> runAfterBoth
563 + //                 (CompletableFuture<T> f, CompletableFuture<U> g, Runnable a) {
564 + //                 return f.runAfterBothAsync(g, a);
565 + //             }
566 + //             public <T,U> CompletableFuture<Void> thenAcceptBoth
567 + //                 (CompletableFuture<T> f,
568 + //                  CompletionStage<? extends U> g,
569 + //                  BiConsumer<? super T,? super U> a) {
570 + //                 return DEFAULT_ASYNC.thenAcceptBoth(f, g, a);
571 + //             }
572 + //         },
573 +
574 +        EXECUTOR {
575 +            public <T,U> CompletableFuture<Void> runAfterBoth
576 +                (CompletableFuture<T> f, CompletableFuture<U> g, Runnable a) {
577 +                return f.runAfterBothAsync(g, a, new ThreadExecutor());
578 +            }
579 +            public <T,U> CompletableFuture<Void> thenAcceptBoth
580 +                (CompletableFuture<T> f,
581 +                 CompletionStage<? extends U> g,
582 +                 BiConsumer<? super T,? super U> a) {
583 +                return f.thenAcceptBothAsync(g, a, new ThreadExecutor());
584 +            }
585 +            public <T,U,V> CompletableFuture<V> thenCombine
586 +                (CompletableFuture<T> f,
587 +                 CompletionStage<? extends U> g,
588 +                 BiFunction<? super T,? super U,? extends V> a) {
589 +                return f.thenCombineAsync(g, a, new ThreadExecutor());
590 +            }
591 +            public <T,U> CompletableFuture<U> applyToEither
592 +                (CompletableFuture<T> f,
593 +                 CompletionStage<? extends T> g,
594 +                 Function<? super T,U> a) {
595 +                return f.applyToEitherAsync(g, a, new ThreadExecutor());
596 +            }
597 +            public <T> CompletableFuture<Void> acceptEither
598 +                (CompletableFuture<T> f,
599 +                 CompletionStage<? extends T> g,
600 +                 Consumer<? super T> a) {
601 +                return f.acceptEitherAsync(g, a, new ThreadExecutor());
602 +            }
603 +            public <T> CompletableFuture<Void> runAfterEither
604 +                (CompletableFuture<T> f,
605 +                 CompletionStage<?> g,
606 +                 java.lang.Runnable a) {
607 +                return f.runAfterEitherAsync(g, a, new ThreadExecutor());
608 +            }
609 +            public <T,U> CompletableFuture<U> thenCompose
610 +                (CompletableFuture<T> f,
611 +                 Function<? super T,? extends CompletionStage<U>> a) {
612 +                return f.thenComposeAsync(a, new ThreadExecutor());
613 +            }
614 +            public <T> CompletableFuture<T> whenComplete
615 +                (CompletableFuture<T> f,
616 +                 BiConsumer<? super T,? super Throwable> a) {
617 +                return f.whenCompleteAsync(a, new ThreadExecutor());
618 +            }
619 +        };
620 +
621 +        public abstract <T,U> CompletableFuture<Void> runAfterBoth
622 +            (CompletableFuture<T> f, CompletableFuture<U> g, Runnable a);
623 +        public abstract <T,U> CompletableFuture<Void> thenAcceptBoth
624 +            (CompletableFuture<T> f,
625 +             CompletionStage<? extends U> g,
626 +             BiConsumer<? super T,? super U> a);
627 +        public abstract <T,U,V> CompletableFuture<V> thenCombine
628 +            (CompletableFuture<T> f,
629 +             CompletionStage<? extends U> g,
630 +             BiFunction<? super T,? super U,? extends V> a);
631 +        public abstract <T,U> CompletableFuture<U> applyToEither
632 +            (CompletableFuture<T> f,
633 +             CompletionStage<? extends T> g,
634 +             Function<? super T,U> a);
635 +        public abstract <T> CompletableFuture<Void> acceptEither
636 +            (CompletableFuture<T> f,
637 +             CompletionStage<? extends T> g,
638 +             Consumer<? super T> a);
639 +        public abstract <T> CompletableFuture<Void> runAfterEither
640 +            (CompletableFuture<T> f,
641 +             CompletionStage<?> g,
642 +             java.lang.Runnable a);
643 +        public abstract <T,U> CompletableFuture<U> thenCompose
644 +            (CompletableFuture<T> f,
645 +             Function<? super T,? extends CompletionStage<U>> a);
646 +        public abstract <T> CompletableFuture<T> whenComplete
647 +            (CompletableFuture<T> f,
648 +             BiConsumer<? super T,? super Throwable> a);
649 +
650 +
651 +    }
652  
653      /**
654       * exceptionally action completes with function value on source
655 <     * exception;  otherwise with source value
655 >     * exception; otherwise with source value
656       */
657      public void testExceptionally() {
658 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
658 >        CompletableFuture<Integer> f = new CompletableFuture<>();
659          ExceptionToInteger r = new ExceptionToInteger();
660          CompletableFuture<Integer> g = f.exceptionally(r);
661          f.completeExceptionally(new CFException());
662          checkCompletedNormally(g, three);
663  
664 <        f = new CompletableFuture<Integer>();
664 >        f = new CompletableFuture<>();
665          r = new ExceptionToInteger();
666          g = f.exceptionally(r);
667          f.complete(one);
# Line 381 | Line 673 | public class CompletableFutureTest exten
673       * normal or exceptional completion of source
674       */
675      public void testHandle() {
676 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
677 <        IntegerHandler r = new IntegerHandler();
678 <        CompletableFuture<Integer> g = f.handle(r);
676 >        CompletableFuture<Integer> f, g;
677 >        IntegerHandler r;
678 >
679 >        f = new CompletableFuture<>();
680 >        f.completeExceptionally(new CFException());
681 >        g = f.handle(r = new IntegerHandler());
682 >        assertTrue(r.ran);
683 >        checkCompletedNormally(g, three);
684 >
685 >        f = new CompletableFuture<>();
686 >        g = f.handle(r = new IntegerHandler());
687 >        assertFalse(r.ran);
688          f.completeExceptionally(new CFException());
689          checkCompletedNormally(g, three);
690 +        assertTrue(r.ran);
691 +
692 +        f = new CompletableFuture<>();
693 +        f.complete(one);
694 +        g = f.handle(r = new IntegerHandler());
695 +        assertTrue(r.ran);
696 +        checkCompletedNormally(g, two);
697  
698 <        f = new CompletableFuture<Integer>();
699 <        r = new IntegerHandler();
700 <        g = f.handle(r);
698 >        f = new CompletableFuture<>();
699 >        g = f.handle(r = new IntegerHandler());
700 >        assertFalse(r.ran);
701          f.complete(one);
702 +        assertTrue(r.ran);
703          checkCompletedNormally(g, two);
704      }
705  
# Line 402 | Line 711 | public class CompletableFutureTest exten
711          CompletableFuture<Void> f = CompletableFuture.runAsync(r);
712          assertNull(f.join());
713          assertTrue(r.ran);
714 +        checkCompletedNormally(f, null);
715      }
716  
717      /**
# Line 409 | Line 719 | public class CompletableFutureTest exten
719       */
720      public void testRunAsync2() {
721          Noop r = new Noop();
722 <        CompletableFuture<Void> f = CompletableFuture.runAsync(r, new ThreadExecutor());
722 >        ThreadExecutor exec = new ThreadExecutor();
723 >        CompletableFuture<Void> f = CompletableFuture.runAsync(r, exec);
724          assertNull(f.join());
725          assertTrue(r.ran);
726 +        checkCompletedNormally(f, null);
727 +        assertEquals(1, exec.count.get());
728      }
729  
730      /**
# Line 428 | Line 741 | public class CompletableFutureTest exten
741       * supplyAsync completes with result of supplier
742       */
743      public void testSupplyAsync() {
744 <        CompletableFuture<Integer> f = CompletableFuture.supplyAsync(supplyOne);
744 >        CompletableFuture<Integer> f;
745 >        f = CompletableFuture.supplyAsync(supplyOne);
746          assertEquals(f.join(), one);
747 +        checkCompletedNormally(f, one);
748      }
749  
750      /**
751       * supplyAsync with executor completes with result of supplier
752       */
753      public void testSupplyAsync2() {
754 <        CompletableFuture<Integer> f = CompletableFuture.supplyAsync(supplyOne, new ThreadExecutor());
754 >        CompletableFuture<Integer> f;
755 >        f = CompletableFuture.supplyAsync(supplyOne, new ThreadExecutor());
756          assertEquals(f.join(), one);
757 +        checkCompletedNormally(f, one);
758      }
759  
760      /**
# Line 456 | Line 773 | public class CompletableFutureTest exten
773       * thenRun result completes normally after normal completion of source
774       */
775      public void testThenRun() {
776 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
777 <        Noop r = new Noop();
778 <        CompletableFuture<Void> g = f.thenRun(r);
776 >        CompletableFuture<Integer> f;
777 >        CompletableFuture<Void> g;
778 >        Noop r;
779 >
780 >        f = new CompletableFuture<>();
781 >        g = f.thenRun(r = new Noop());
782          f.complete(null);
783          checkCompletedNormally(g, null);
784 <        // reordered version
785 <        f = new CompletableFuture<Integer>();
784 >        assertTrue(r.ran);
785 >
786 >        f = new CompletableFuture<>();
787          f.complete(null);
788 <        r = new Noop();
468 <        g = f.thenRun(r);
788 >        g = f.thenRun(r = new Noop());
789          checkCompletedNormally(g, null);
790 +        assertTrue(r.ran);
791      }
792  
793      /**
# Line 474 | Line 795 | public class CompletableFutureTest exten
795       * completion of source
796       */
797      public void testThenRun2() {
798 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
799 <        Noop r = new Noop();
800 <        CompletableFuture<Void> g = f.thenRun(r);
798 >        CompletableFuture<Integer> f;
799 >        CompletableFuture<Void> g;
800 >        Noop r;
801 >
802 >        f = new CompletableFuture<>();
803 >        g = f.thenRun(r = new Noop());
804          f.completeExceptionally(new CFException());
805          checkCompletedWithWrappedCFException(g);
806 +        assertFalse(r.ran);
807 +
808 +        f = new CompletableFuture<>();
809 +        f.completeExceptionally(new CFException());
810 +        g = f.thenRun(r = new Noop());
811 +        checkCompletedWithWrappedCFException(g);
812 +        assertFalse(r.ran);
813      }
814  
815      /**
816       * thenRun result completes exceptionally if action does
817       */
818      public void testThenRun3() {
819 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
820 <        FailingNoop r = new FailingNoop();
821 <        CompletableFuture<Void> g = f.thenRun(r);
819 >        CompletableFuture<Integer> f;
820 >        CompletableFuture<Void> g;
821 >        FailingNoop r;
822 >
823 >        f = new CompletableFuture<>();
824 >        g = f.thenRun(r = new FailingNoop());
825 >        f.complete(null);
826 >        checkCompletedWithWrappedCFException(g);
827 >
828 >        f = new CompletableFuture<>();
829          f.complete(null);
830 +        g = f.thenRun(r = new FailingNoop());
831          checkCompletedWithWrappedCFException(g);
832      }
833  
# Line 496 | Line 835 | public class CompletableFutureTest exten
835       * thenRun result completes exceptionally if source cancelled
836       */
837      public void testThenRun4() {
838 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
839 <        Noop r = new Noop();
840 <        CompletableFuture<Void> g = f.thenRun(r);
838 >        CompletableFuture<Integer> f;
839 >        CompletableFuture<Void> g;
840 >        Noop r;
841 >
842 >        f = new CompletableFuture<>();
843 >        g = f.thenRun(r = new Noop());
844          assertTrue(f.cancel(true));
845          checkCompletedWithWrappedCancellationException(g);
846 +
847 +        f = new CompletableFuture<>();
848 +        assertTrue(f.cancel(true));
849 +        g = f.thenRun(r = new Noop());
850 +        checkCompletedWithWrappedCancellationException(g);
851      }
852  
853      /**
854       * thenApply result completes normally after normal completion of source
855       */
856      public void testThenApply() {
857 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
857 >        CompletableFuture<Integer> f = new CompletableFuture<>();
858          CompletableFuture<Integer> g = f.thenApply(inc);
859          f.complete(one);
860          checkCompletedNormally(g, two);
# Line 518 | Line 865 | public class CompletableFutureTest exten
865       * completion of source
866       */
867      public void testThenApply2() {
868 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
868 >        CompletableFuture<Integer> f = new CompletableFuture<>();
869          CompletableFuture<Integer> g = f.thenApply(inc);
870          f.completeExceptionally(new CFException());
871          checkCompletedWithWrappedCFException(g);
# Line 528 | Line 875 | public class CompletableFutureTest exten
875       * thenApply result completes exceptionally if action does
876       */
877      public void testThenApply3() {
878 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
878 >        CompletableFuture<Integer> f = new CompletableFuture<>();
879          CompletableFuture<Integer> g = f.thenApply(new FailingFunction());
880          f.complete(one);
881          checkCompletedWithWrappedCFException(g);
# Line 538 | Line 885 | public class CompletableFutureTest exten
885       * thenApply result completes exceptionally if source cancelled
886       */
887      public void testThenApply4() {
888 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
888 >        CompletableFuture<Integer> f = new CompletableFuture<>();
889          CompletableFuture<Integer> g = f.thenApply(inc);
890          assertTrue(f.cancel(true));
891          checkCompletedWithWrappedCancellationException(g);
# Line 548 | Line 895 | public class CompletableFutureTest exten
895       * thenAccept result completes normally after normal completion of source
896       */
897      public void testThenAccept() {
898 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
898 >        CompletableFuture<Integer> f = new CompletableFuture<>();
899          IncAction r = new IncAction();
900          CompletableFuture<Void> g = f.thenAccept(r);
901          f.complete(one);
902          checkCompletedNormally(g, null);
903 <        assertEquals(r.value, 2);
903 >        assertEquals(r.value, (Integer) 2);
904      }
905  
906      /**
# Line 561 | Line 908 | public class CompletableFutureTest exten
908       * completion of source
909       */
910      public void testThenAccept2() {
911 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
911 >        CompletableFuture<Integer> f = new CompletableFuture<>();
912          IncAction r = new IncAction();
913          CompletableFuture<Void> g = f.thenAccept(r);
914          f.completeExceptionally(new CFException());
# Line 572 | Line 919 | public class CompletableFutureTest exten
919       * thenAccept result completes exceptionally if action does
920       */
921      public void testThenAccept3() {
922 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
922 >        CompletableFuture<Integer> f = new CompletableFuture<>();
923          FailingConsumer r = new FailingConsumer();
924          CompletableFuture<Void> g = f.thenAccept(r);
925          f.complete(one);
# Line 584 | Line 931 | public class CompletableFutureTest exten
931       * thenAccept result completes exceptionally if source cancelled
932       */
933      public void testThenAccept4() {
934 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
934 >        CompletableFuture<Integer> f = new CompletableFuture<>();
935          IncAction r = new IncAction();
936          CompletableFuture<Void> g = f.thenAccept(r);
937          assertTrue(f.cancel(true));
938          checkCompletedWithWrappedCancellationException(g);
939      }
940  
594
941      /**
942 <     * thenCombine result completes normally after normal completion of sources
942 >     * thenCombine result completes normally after normal completion
943 >     * of sources
944       */
945 <    public void testThenCombine() {
946 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
947 <        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
948 <        CompletableFuture<Integer> g = f.thenCombine(f2, add);
949 <        f.complete(one);
950 <        checkIncomplete(g);
951 <        f2.complete(two);
952 <        checkCompletedNormally(g, three);
945 >    public void testThenCombine_normalCompletion1() {
946 >        for (ExecutionMode m : ExecutionMode.values())
947 >        for (Integer v1 : new Integer[] { 1, null })
948 >        for (Integer v2 : new Integer[] { 2, null }) {
949 >
950 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
951 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
952 >        final SubtractFunction r = new SubtractFunction();
953 >        final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
954 >
955 >        f.complete(v1);
956 >        checkIncomplete(h);
957 >        assertFalse(r.ran());
958 >        g.complete(v2);
959 >
960 >        checkCompletedNormally(h, subtract(v1, v2));
961 >        checkCompletedNormally(f, v1);
962 >        checkCompletedNormally(g, v2);
963 >        }
964 >    }
965  
966 <        f = new CompletableFuture<Integer>();
967 <        f.complete(one);
968 <        f2 = new CompletableFuture<Integer>();
969 <        g = f.thenCombine(f2, add);
970 <        checkIncomplete(g);
971 <        f2.complete(two);
972 <        checkCompletedNormally(g, three);
966 >    public void testThenCombine_normalCompletion2() {
967 >        for (ExecutionMode m : ExecutionMode.values())
968 >        for (Integer v1 : new Integer[] { 1, null })
969 >        for (Integer v2 : new Integer[] { 2, null }) {
970 >
971 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
972 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
973 >        final SubtractFunction r = new SubtractFunction();
974 >        final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
975 >
976 >        g.complete(v2);
977 >        checkIncomplete(h);
978 >        assertFalse(r.ran());
979 >        f.complete(v1);
980 >
981 >        checkCompletedNormally(h, subtract(v1, v2));
982 >        checkCompletedNormally(f, v1);
983 >        checkCompletedNormally(g, v2);
984 >        }
985 >    }
986 >
987 >    public void testThenCombine_normalCompletion3() {
988 >        for (ExecutionMode m : ExecutionMode.values())
989 >        for (Integer v1 : new Integer[] { 1, null })
990 >        for (Integer v2 : new Integer[] { 2, null }) {
991 >
992 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
993 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
994 >        final SubtractFunction r = new SubtractFunction();
995 >
996 >        g.complete(v2);
997 >        f.complete(v1);
998 >        final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
999 >
1000 >        checkCompletedNormally(h, subtract(v1, v2));
1001 >        checkCompletedNormally(f, v1);
1002 >        checkCompletedNormally(g, v2);
1003 >        }
1004 >    }
1005 >
1006 >    public void testThenCombine_normalCompletion4() {
1007 >        for (ExecutionMode m : ExecutionMode.values())
1008 >        for (Integer v1 : new Integer[] { 1, null })
1009 >        for (Integer v2 : new Integer[] { 2, null }) {
1010 >
1011 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1012 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1013 >        final SubtractFunction r = new SubtractFunction();
1014 >
1015 >        f.complete(v1);
1016 >        g.complete(v2);
1017 >        final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1018 >
1019 >        checkCompletedNormally(h, subtract(v1, v2));
1020 >        checkCompletedNormally(f, v1);
1021 >        checkCompletedNormally(g, v2);
1022 >        }
1023      }
1024  
1025      /**
1026       * thenCombine result completes exceptionally after exceptional
1027       * completion of either source
1028       */
1029 <    public void testThenCombine2() {
1030 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1031 <        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1032 <        CompletableFuture<Integer> g = f.thenCombine(f2, add);
1033 <        f.completeExceptionally(new CFException());
1034 <        f2.complete(two);
1035 <        checkCompletedWithWrappedCFException(g);
1029 >    public void testThenCombine_exceptionalCompletion1() {
1030 >        for (ExecutionMode m : ExecutionMode.values())
1031 >        for (Integer v1 : new Integer[] { 1, null }) {
1032 >
1033 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1034 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1035 >        final SubtractFunction r = new SubtractFunction();
1036 >        final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1037 >        final CFException ex = new CFException();
1038 >
1039 >        f.completeExceptionally(ex);
1040 >        checkIncomplete(h);
1041 >        g.complete(v1);
1042 >
1043 >        checkCompletedWithWrappedCFException(h, ex);
1044 >        checkCompletedWithWrappedCFException(f, ex);
1045 >        assertFalse(r.ran());
1046 >        checkCompletedNormally(g, v1);
1047 >        }
1048 >    }
1049  
1050 <        f = new CompletableFuture<Integer>();
1051 <        f.complete(one);
1052 <        f2 = new CompletableFuture<Integer>();
1053 <        g = f.thenCombine(f2, add);
1054 <        f2.completeExceptionally(new CFException());
1055 <        checkCompletedWithWrappedCFException(g);
1050 >    public void testThenCombine_exceptionalCompletion2() {
1051 >        for (ExecutionMode m : ExecutionMode.values())
1052 >        for (Integer v1 : new Integer[] { 1, null }) {
1053 >
1054 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1055 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1056 >        final SubtractFunction r = new SubtractFunction();
1057 >        final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1058 >        final CFException ex = new CFException();
1059 >
1060 >        g.completeExceptionally(ex);
1061 >        checkIncomplete(h);
1062 >        f.complete(v1);
1063 >
1064 >        checkCompletedWithWrappedCFException(h, ex);
1065 >        checkCompletedWithWrappedCFException(g, ex);
1066 >        assertFalse(r.ran());
1067 >        checkCompletedNormally(f, v1);
1068 >        }
1069 >    }
1070 >
1071 >    public void testThenCombine_exceptionalCompletion3() {
1072 >        for (ExecutionMode m : ExecutionMode.values())
1073 >        for (Integer v1 : new Integer[] { 1, null }) {
1074 >
1075 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1076 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1077 >        final SubtractFunction r = new SubtractFunction();
1078 >        final CFException ex = new CFException();
1079 >
1080 >        g.completeExceptionally(ex);
1081 >        f.complete(v1);
1082 >        final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1083 >
1084 >        checkCompletedWithWrappedCFException(h, ex);
1085 >        checkCompletedWithWrappedCFException(g, ex);
1086 >        assertFalse(r.ran());
1087 >        checkCompletedNormally(f, v1);
1088 >        }
1089 >    }
1090 >
1091 >    public void testThenCombine_exceptionalCompletion4() {
1092 >        for (ExecutionMode m : ExecutionMode.values())
1093 >        for (Integer v1 : new Integer[] { 1, null }) {
1094 >
1095 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1096 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1097 >        final SubtractFunction r = new SubtractFunction();
1098 >        final CFException ex = new CFException();
1099 >
1100 >        f.completeExceptionally(ex);
1101 >        g.complete(v1);
1102 >        final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1103 >
1104 >        checkCompletedWithWrappedCFException(h, ex);
1105 >        checkCompletedWithWrappedCFException(f, ex);
1106 >        assertFalse(r.ran());
1107 >        checkCompletedNormally(g, v1);
1108 >        }
1109      }
1110  
1111      /**
1112       * thenCombine result completes exceptionally if action does
1113       */
1114 <    public void testThenCombine3() {
1115 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1116 <        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1117 <        FailingBiFunction r = new FailingBiFunction();
1118 <        CompletableFuture<Integer> g = f.thenCombine(f2, r);
1119 <        f.complete(one);
1120 <        checkIncomplete(g);
1121 <        f2.complete(two);
1122 <        checkCompletedWithWrappedCFException(g);
1114 >    public void testThenCombine_actionFailed1() {
1115 >        for (ExecutionMode m : ExecutionMode.values())
1116 >        for (Integer v1 : new Integer[] { 1, null })
1117 >        for (Integer v2 : new Integer[] { 2, null }) {
1118 >
1119 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1120 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1121 >        final FailingBiFunction r = new FailingBiFunction();
1122 >        final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1123 >
1124 >        f.complete(v1);
1125 >        checkIncomplete(h);
1126 >        g.complete(v2);
1127 >
1128 >        checkCompletedWithWrappedCFException(h);
1129 >        checkCompletedNormally(f, v1);
1130 >        checkCompletedNormally(g, v2);
1131 >        }
1132 >    }
1133 >
1134 >    public void testThenCombine_actionFailed2() {
1135 >        for (ExecutionMode m : ExecutionMode.values())
1136 >        for (Integer v1 : new Integer[] { 1, null })
1137 >        for (Integer v2 : new Integer[] { 2, null }) {
1138 >
1139 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1140 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1141 >        final FailingBiFunction r = new FailingBiFunction();
1142 >        final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1143 >
1144 >        g.complete(v2);
1145 >        checkIncomplete(h);
1146 >        f.complete(v1);
1147 >
1148 >        checkCompletedWithWrappedCFException(h);
1149 >        checkCompletedNormally(f, v1);
1150 >        checkCompletedNormally(g, v2);
1151 >        }
1152      }
1153  
1154      /**
1155       * thenCombine result completes exceptionally if either source cancelled
1156       */
1157 <    public void testThenCombine4() {
1158 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1159 <        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1160 <        CompletableFuture<Integer> g = f.thenCombine(f2, add);
1161 <        assertTrue(f.cancel(true));
1162 <        f2.complete(two);
1163 <        checkCompletedWithWrappedCancellationException(g);
1164 <        f = new CompletableFuture<Integer>();
1165 <        f2 = new CompletableFuture<Integer>();
1166 <        g = f.thenCombine(f2, add);
1167 <        f.complete(one);
1168 <        assertTrue(f2.cancel(true));
1169 <        checkCompletedWithWrappedCancellationException(g);
1157 >    public void testThenCombine_sourceCancelled1() {
1158 >        for (ExecutionMode m : ExecutionMode.values())
1159 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1160 >        for (Integer v1 : new Integer[] { 1, null }) {
1161 >
1162 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1163 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1164 >        final SubtractFunction r = new SubtractFunction();
1165 >        final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1166 >
1167 >        assertTrue(f.cancel(mayInterruptIfRunning));
1168 >        checkIncomplete(h);
1169 >        g.complete(v1);
1170 >
1171 >        checkCompletedWithWrappedCancellationException(h);
1172 >        checkCancelled(f);
1173 >        assertFalse(r.ran());
1174 >        checkCompletedNormally(g, v1);
1175 >        }
1176 >    }
1177 >
1178 >    public void testThenCombine_sourceCancelled2() {
1179 >        for (ExecutionMode m : ExecutionMode.values())
1180 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1181 >        for (Integer v1 : new Integer[] { 1, null }) {
1182 >
1183 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1184 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1185 >        final SubtractFunction r = new SubtractFunction();
1186 >        final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1187 >
1188 >        assertTrue(g.cancel(mayInterruptIfRunning));
1189 >        checkIncomplete(h);
1190 >        f.complete(v1);
1191 >
1192 >        checkCompletedWithWrappedCancellationException(h);
1193 >        checkCancelled(g);
1194 >        assertFalse(r.ran());
1195 >        checkCompletedNormally(f, v1);
1196 >        }
1197 >    }
1198 >
1199 >    public void testThenCombine_sourceCancelled3() {
1200 >        for (ExecutionMode m : ExecutionMode.values())
1201 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1202 >        for (Integer v1 : new Integer[] { 1, null }) {
1203 >
1204 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1205 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1206 >        final SubtractFunction r = new SubtractFunction();
1207 >
1208 >        assertTrue(g.cancel(mayInterruptIfRunning));
1209 >        f.complete(v1);
1210 >        final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1211 >
1212 >        checkCompletedWithWrappedCancellationException(h);
1213 >        checkCancelled(g);
1214 >        assertFalse(r.ran());
1215 >        checkCompletedNormally(f, v1);
1216 >        }
1217 >    }
1218 >
1219 >    public void testThenCombine_sourceCancelled4() {
1220 >        for (ExecutionMode m : ExecutionMode.values())
1221 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1222 >        for (Integer v1 : new Integer[] { 1, null }) {
1223 >
1224 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1225 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1226 >        final SubtractFunction r = new SubtractFunction();
1227 >
1228 >        assertTrue(f.cancel(mayInterruptIfRunning));
1229 >        g.complete(v1);
1230 >        final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1231 >
1232 >        checkCompletedWithWrappedCancellationException(h);
1233 >        checkCancelled(f);
1234 >        assertFalse(r.ran());
1235 >        checkCompletedNormally(g, v1);
1236 >        }
1237      }
1238  
1239      /**
1240       * thenAcceptBoth result completes normally after normal
1241       * completion of sources
1242       */
1243 <    public void testThenAcceptBoth() {
1244 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1245 <        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1246 <        AddAction r = new AddAction();
1247 <        CompletableFuture<Void> g = f.thenAcceptBoth(f2, r);
1248 <        f.complete(one);
1249 <        checkIncomplete(g);
1250 <        f2.complete(two);
1251 <        checkCompletedNormally(g, null);
1252 <        assertEquals(r.value, 3);
1243 >    public void testThenAcceptBoth_normalCompletion1() {
1244 >        for (ExecutionMode m : ExecutionMode.values())
1245 >        for (Integer v1 : new Integer[] { 1, null })
1246 >        for (Integer v2 : new Integer[] { 2, null }) {
1247 >
1248 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1249 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1250 >        final SubtractAction r = new SubtractAction();
1251 >        final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1252 >
1253 >        f.complete(v1);
1254 >        checkIncomplete(h);
1255 >        assertFalse(r.ran());
1256 >        g.complete(v2);
1257 >
1258 >        checkCompletedNormally(h, null);
1259 >        assertEquals(r.value, subtract(v1, v2));
1260 >        checkCompletedNormally(f, v1);
1261 >        checkCompletedNormally(g, v2);
1262 >        }
1263 >    }
1264  
1265 <        r = new AddAction();
1266 <        f = new CompletableFuture<Integer>();
1267 <        f.complete(one);
1268 <        f2 = new CompletableFuture<Integer>();
1269 <        g = f.thenAcceptBoth(f2, r);
1270 <        checkIncomplete(g);
1271 <        f2.complete(two);
1272 <        checkCompletedNormally(g, null);
1273 <        assertEquals(r.value, 3);
1265 >    public void testThenAcceptBoth_normalCompletion2() {
1266 >        for (ExecutionMode m : ExecutionMode.values())
1267 >        for (Integer v1 : new Integer[] { 1, null })
1268 >        for (Integer v2 : new Integer[] { 2, null }) {
1269 >
1270 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1271 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1272 >        final SubtractAction r = new SubtractAction();
1273 >        final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1274 >
1275 >        g.complete(v2);
1276 >        checkIncomplete(h);
1277 >        assertFalse(r.ran());
1278 >        f.complete(v1);
1279 >
1280 >        checkCompletedNormally(h, null);
1281 >        assertEquals(r.value, subtract(v1, v2));
1282 >        checkCompletedNormally(f, v1);
1283 >        checkCompletedNormally(g, v2);
1284 >        }
1285 >    }
1286 >
1287 >    public void testThenAcceptBoth_normalCompletion3() {
1288 >        for (ExecutionMode m : ExecutionMode.values())
1289 >        for (Integer v1 : new Integer[] { 1, null })
1290 >        for (Integer v2 : new Integer[] { 2, null }) {
1291 >
1292 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1293 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1294 >        final SubtractAction r = new SubtractAction();
1295 >
1296 >        g.complete(v2);
1297 >        f.complete(v1);
1298 >        final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1299 >
1300 >        checkCompletedNormally(h, null);
1301 >        assertEquals(r.value, subtract(v1, v2));
1302 >        checkCompletedNormally(f, v1);
1303 >        checkCompletedNormally(g, v2);
1304 >        }
1305 >    }
1306 >
1307 >    public void testThenAcceptBoth_normalCompletion4() {
1308 >        for (ExecutionMode m : ExecutionMode.values())
1309 >        for (Integer v1 : new Integer[] { 1, null })
1310 >        for (Integer v2 : new Integer[] { 2, null }) {
1311 >
1312 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1313 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1314 >        final SubtractAction r = new SubtractAction();
1315 >
1316 >        f.complete(v1);
1317 >        g.complete(v2);
1318 >        final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1319 >
1320 >        checkCompletedNormally(h, null);
1321 >        assertEquals(r.value, subtract(v1, v2));
1322 >        checkCompletedNormally(f, v1);
1323 >        checkCompletedNormally(g, v2);
1324 >        }
1325      }
1326  
1327      /**
1328       * thenAcceptBoth result completes exceptionally after exceptional
1329       * completion of either source
1330       */
1331 <    public void testThenAcceptBoth2() {
1332 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1333 <        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1334 <        AddAction r = new AddAction();
1335 <        CompletableFuture<Void> g = f.thenAcceptBoth(f2, r);
1336 <        f.completeExceptionally(new CFException());
1337 <        f2.complete(two);
1338 <        checkCompletedWithWrappedCFException(g);
1331 >    public void testThenAcceptBoth_exceptionalCompletion1() {
1332 >        for (ExecutionMode m : ExecutionMode.values())
1333 >        for (Integer v1 : new Integer[] { 1, null }) {
1334 >
1335 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1336 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1337 >        final SubtractAction r = new SubtractAction();
1338 >        final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1339 >        final CFException ex = new CFException();
1340 >
1341 >        f.completeExceptionally(ex);
1342 >        checkIncomplete(h);
1343 >        g.complete(v1);
1344 >
1345 >        checkCompletedWithWrappedCFException(h, ex);
1346 >        checkCompletedWithWrappedCFException(f, ex);
1347 >        assertFalse(r.ran());
1348 >        checkCompletedNormally(g, v1);
1349 >        }
1350 >    }
1351  
1352 <        r = new AddAction();
1353 <        f = new CompletableFuture<Integer>();
1354 <        f.complete(one);
1355 <        f2 = new CompletableFuture<Integer>();
1356 <        g = f.thenAcceptBoth(f2, r);
1357 <        f2.completeExceptionally(new CFException());
1358 <        checkCompletedWithWrappedCFException(g);
1352 >    public void testThenAcceptBoth_exceptionalCompletion2() {
1353 >        for (ExecutionMode m : ExecutionMode.values())
1354 >        for (Integer v1 : new Integer[] { 1, null }) {
1355 >
1356 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1357 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1358 >        final SubtractAction r = new SubtractAction();
1359 >        final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1360 >        final CFException ex = new CFException();
1361 >
1362 >        g.completeExceptionally(ex);
1363 >        checkIncomplete(h);
1364 >        f.complete(v1);
1365 >
1366 >        checkCompletedWithWrappedCFException(h, ex);
1367 >        checkCompletedWithWrappedCFException(g, ex);
1368 >        assertFalse(r.ran());
1369 >        checkCompletedNormally(f, v1);
1370 >        }
1371 >    }
1372 >
1373 >    public void testThenAcceptBoth_exceptionalCompletion3() {
1374 >        for (ExecutionMode m : ExecutionMode.values())
1375 >        for (Integer v1 : new Integer[] { 1, null }) {
1376 >
1377 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1378 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1379 >        final SubtractAction r = new SubtractAction();
1380 >        final CFException ex = new CFException();
1381 >
1382 >        g.completeExceptionally(ex);
1383 >        f.complete(v1);
1384 >        final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1385 >
1386 >        checkCompletedWithWrappedCFException(h, ex);
1387 >        checkCompletedWithWrappedCFException(g, ex);
1388 >        assertFalse(r.ran());
1389 >        checkCompletedNormally(f, v1);
1390 >        }
1391 >    }
1392 >
1393 >    public void testThenAcceptBoth_exceptionalCompletion4() {
1394 >        for (ExecutionMode m : ExecutionMode.values())
1395 >        for (Integer v1 : new Integer[] { 1, null }) {
1396 >
1397 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1398 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1399 >        final SubtractAction r = new SubtractAction();
1400 >        final CFException ex = new CFException();
1401 >
1402 >        f.completeExceptionally(ex);
1403 >        g.complete(v1);
1404 >        final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1405 >
1406 >        checkCompletedWithWrappedCFException(h, ex);
1407 >        checkCompletedWithWrappedCFException(f, ex);
1408 >        assertFalse(r.ran());
1409 >        checkCompletedNormally(g, v1);
1410 >        }
1411      }
1412  
1413      /**
1414       * thenAcceptBoth result completes exceptionally if action does
1415       */
1416 <    public void testThenAcceptBoth3() {
1417 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1418 <        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1419 <        FailingBiConsumer r = new FailingBiConsumer();
1420 <        CompletableFuture<Void> g = f.thenAcceptBoth(f2, r);
1421 <        f.complete(one);
1422 <        checkIncomplete(g);
1423 <        f2.complete(two);
1424 <        checkCompletedWithWrappedCFException(g);
1416 >    public void testThenAcceptBoth_actionFailed1() {
1417 >        for (ExecutionMode m : ExecutionMode.values())
1418 >        for (Integer v1 : new Integer[] { 1, null })
1419 >        for (Integer v2 : new Integer[] { 2, null }) {
1420 >
1421 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1422 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1423 >        final FailingBiConsumer r = new FailingBiConsumer();
1424 >        final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1425 >
1426 >        f.complete(v1);
1427 >        checkIncomplete(h);
1428 >        g.complete(v2);
1429 >
1430 >        checkCompletedWithWrappedCFException(h);
1431 >        checkCompletedNormally(f, v1);
1432 >        checkCompletedNormally(g, v2);
1433 >        }
1434 >    }
1435 >
1436 >    public void testThenAcceptBoth_actionFailed2() {
1437 >        for (ExecutionMode m : ExecutionMode.values())
1438 >        for (Integer v1 : new Integer[] { 1, null })
1439 >        for (Integer v2 : new Integer[] { 2, null }) {
1440 >
1441 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1442 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1443 >        final FailingBiConsumer r = new FailingBiConsumer();
1444 >        final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1445 >
1446 >        g.complete(v2);
1447 >        checkIncomplete(h);
1448 >        f.complete(v1);
1449 >
1450 >        checkCompletedWithWrappedCFException(h);
1451 >        checkCompletedNormally(f, v1);
1452 >        checkCompletedNormally(g, v2);
1453 >        }
1454      }
1455  
1456      /**
1457       * thenAcceptBoth result completes exceptionally if either source cancelled
1458       */
1459 <    public void testThenAcceptBoth4() {
1460 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1461 <        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1462 <        AddAction r = new AddAction();
1463 <        CompletableFuture<Void> g = f.thenAcceptBoth(f2, r);
1464 <        assertTrue(f.cancel(true));
1465 <        f2.complete(two);
1466 <        checkCompletedWithWrappedCancellationException(g);
1467 <        f = new CompletableFuture<Integer>();
1468 <        f2 = new CompletableFuture<Integer>();
1469 <        r = new AddAction();
1470 <        g = f.thenAcceptBoth(f2, r);
1471 <        f.complete(one);
1472 <        assertTrue(f2.cancel(true));
1473 <        checkCompletedWithWrappedCancellationException(g);
1459 >    public void testThenAcceptBoth_sourceCancelled1() {
1460 >        for (ExecutionMode m : ExecutionMode.values())
1461 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1462 >        for (Integer v1 : new Integer[] { 1, null }) {
1463 >
1464 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1465 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1466 >        final SubtractAction r = new SubtractAction();
1467 >        final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1468 >
1469 >        assertTrue(f.cancel(mayInterruptIfRunning));
1470 >        checkIncomplete(h);
1471 >        g.complete(v1);
1472 >
1473 >        checkCompletedWithWrappedCancellationException(h);
1474 >        checkCancelled(f);
1475 >        assertFalse(r.ran());
1476 >        checkCompletedNormally(g, v1);
1477 >        }
1478 >    }
1479 >
1480 >    public void testThenAcceptBoth_sourceCancelled2() {
1481 >        for (ExecutionMode m : ExecutionMode.values())
1482 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1483 >        for (Integer v1 : new Integer[] { 1, null }) {
1484 >
1485 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1486 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1487 >        final SubtractAction r = new SubtractAction();
1488 >        final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1489 >
1490 >        assertTrue(g.cancel(mayInterruptIfRunning));
1491 >        checkIncomplete(h);
1492 >        f.complete(v1);
1493 >
1494 >        checkCompletedWithWrappedCancellationException(h);
1495 >        checkCancelled(g);
1496 >        assertFalse(r.ran());
1497 >        checkCompletedNormally(f, v1);
1498 >        }
1499 >    }
1500 >
1501 >    public void testThenAcceptBoth_sourceCancelled3() {
1502 >        for (ExecutionMode m : ExecutionMode.values())
1503 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1504 >        for (Integer v1 : new Integer[] { 1, null }) {
1505 >
1506 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1507 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1508 >        final SubtractAction r = new SubtractAction();
1509 >
1510 >        assertTrue(g.cancel(mayInterruptIfRunning));
1511 >        f.complete(v1);
1512 >        final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1513 >
1514 >        checkCompletedWithWrappedCancellationException(h);
1515 >        checkCancelled(g);
1516 >        assertFalse(r.ran());
1517 >        checkCompletedNormally(f, v1);
1518 >        }
1519 >    }
1520 >
1521 >    public void testThenAcceptBoth_sourceCancelled4() {
1522 >        for (ExecutionMode m : ExecutionMode.values())
1523 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1524 >        for (Integer v1 : new Integer[] { 1, null }) {
1525 >
1526 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1527 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1528 >        final SubtractAction r = new SubtractAction();
1529 >
1530 >        assertTrue(f.cancel(mayInterruptIfRunning));
1531 >        g.complete(v1);
1532 >        final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1533 >
1534 >        checkCompletedWithWrappedCancellationException(h);
1535 >        checkCancelled(f);
1536 >        assertFalse(r.ran());
1537 >        checkCompletedNormally(g, v1);
1538 >        }
1539      }
1540  
1541      /**
1542       * runAfterBoth result completes normally after normal
1543       * completion of sources
1544       */
1545 <    public void testRunAfterBoth() {
1546 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1547 <        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1548 <        Noop r = new Noop();
1549 <        CompletableFuture<Void> g = f.runAfterBoth(f2, r);
1550 <        f.complete(one);
1551 <        checkIncomplete(g);
1552 <        f2.complete(two);
1553 <        checkCompletedNormally(g, null);
1545 >    public void testRunAfterBoth_normalCompletion1() {
1546 >        for (ExecutionMode m : ExecutionMode.values())
1547 >        for (Integer v1 : new Integer[] { 1, null })
1548 >        for (Integer v2 : new Integer[] { 2, null }) {
1549 >
1550 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1551 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1552 >        final Noop r = new Noop();
1553 >        final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1554 >
1555 >        f.complete(v1);
1556 >        checkIncomplete(h);
1557 >        assertFalse(r.ran);
1558 >        g.complete(v2);
1559 >
1560 >        checkCompletedNormally(h, null);
1561          assertTrue(r.ran);
1562 +        checkCompletedNormally(f, v1);
1563 +        checkCompletedNormally(g, v2);
1564 +        }
1565 +    }
1566  
1567 <        r = new Noop();
1568 <        f = new CompletableFuture<Integer>();
1569 <        f.complete(one);
1570 <        f2 = new CompletableFuture<Integer>();
1571 <        g = f.runAfterBoth(f2, r);
1572 <        checkIncomplete(g);
1573 <        f2.complete(two);
1574 <        checkCompletedNormally(g, null);
1567 >    public void testRunAfterBoth_normalCompletion2() {
1568 >        for (ExecutionMode m : ExecutionMode.values())
1569 >        for (Integer v1 : new Integer[] { 1, null })
1570 >        for (Integer v2 : new Integer[] { 2, null }) {
1571 >
1572 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1573 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1574 >        final Noop r = new Noop();
1575 >        final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1576 >
1577 >        g.complete(v2);
1578 >        checkIncomplete(h);
1579 >        assertFalse(r.ran);
1580 >        f.complete(v1);
1581 >
1582 >        checkCompletedNormally(h, null);
1583 >        assertTrue(r.ran);
1584 >        checkCompletedNormally(f, v1);
1585 >        checkCompletedNormally(g, v2);
1586 >        }
1587 >    }
1588 >
1589 >    public void testRunAfterBoth_normalCompletion3() {
1590 >        for (ExecutionMode m : ExecutionMode.values())
1591 >        for (Integer v1 : new Integer[] { 1, null })
1592 >        for (Integer v2 : new Integer[] { 2, null }) {
1593 >
1594 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1595 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1596 >        final Noop r = new Noop();
1597 >
1598 >        g.complete(v2);
1599 >        f.complete(v1);
1600 >        final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1601 >
1602 >        checkCompletedNormally(h, null);
1603 >        assertTrue(r.ran);
1604 >        checkCompletedNormally(f, v1);
1605 >        checkCompletedNormally(g, v2);
1606 >        }
1607 >    }
1608 >
1609 >    public void testRunAfterBoth_normalCompletion4() {
1610 >        for (ExecutionMode m : ExecutionMode.values())
1611 >        for (Integer v1 : new Integer[] { 1, null })
1612 >        for (Integer v2 : new Integer[] { 2, null }) {
1613 >
1614 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1615 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1616 >        final Noop r = new Noop();
1617 >
1618 >        f.complete(v1);
1619 >        g.complete(v2);
1620 >        final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1621 >
1622 >        checkCompletedNormally(h, null);
1623          assertTrue(r.ran);
1624 +        checkCompletedNormally(f, v1);
1625 +        checkCompletedNormally(g, v2);
1626 +        }
1627      }
1628  
1629      /**
1630       * runAfterBoth result completes exceptionally after exceptional
1631       * completion of either source
1632       */
1633 <    public void testRunAfterBoth2() {
1634 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1635 <        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1636 <        Noop r = new Noop();
1637 <        CompletableFuture<Void> g = f.runAfterBoth(f2, r);
1638 <        f.completeExceptionally(new CFException());
1639 <        f2.complete(two);
1640 <        checkCompletedWithWrappedCFException(g);
1633 >    public void testRunAfterBoth_exceptionalCompletion1() {
1634 >        for (ExecutionMode m : ExecutionMode.values())
1635 >        for (Integer v1 : new Integer[] { 1, null }) {
1636 >
1637 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1638 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1639 >        final Noop r = new Noop();
1640 >        final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1641 >        final CFException ex = new CFException();
1642 >
1643 >        f.completeExceptionally(ex);
1644 >        checkIncomplete(h);
1645 >        g.complete(v1);
1646 >
1647 >        checkCompletedWithWrappedCFException(h, ex);
1648 >        checkCompletedWithWrappedCFException(f, ex);
1649 >        assertFalse(r.ran);
1650 >        checkCompletedNormally(g, v1);
1651 >        }
1652 >    }
1653  
1654 <        r = new Noop();
1655 <        f = new CompletableFuture<Integer>();
1656 <        f.complete(one);
1657 <        f2 = new CompletableFuture<Integer>();
1658 <        g = f.runAfterBoth(f2, r);
1659 <        f2.completeExceptionally(new CFException());
1660 <        checkCompletedWithWrappedCFException(g);
1654 >    public void testRunAfterBoth_exceptionalCompletion2() {
1655 >        for (ExecutionMode m : ExecutionMode.values())
1656 >        for (Integer v1 : new Integer[] { 1, null }) {
1657 >
1658 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1659 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1660 >        final Noop r = new Noop();
1661 >        final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1662 >        final CFException ex = new CFException();
1663 >
1664 >        g.completeExceptionally(ex);
1665 >        checkIncomplete(h);
1666 >        f.complete(v1);
1667 >
1668 >        checkCompletedWithWrappedCFException(h, ex);
1669 >        checkCompletedWithWrappedCFException(g, ex);
1670 >        assertFalse(r.ran);
1671 >        checkCompletedNormally(f, v1);
1672 >        }
1673 >    }
1674 >
1675 >    public void testRunAfterBoth_exceptionalCompletion3() {
1676 >        for (ExecutionMode m : ExecutionMode.values())
1677 >        for (Integer v1 : new Integer[] { 1, null }) {
1678 >
1679 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1680 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1681 >        final Noop r = new Noop();
1682 >        final CFException ex = new CFException();
1683 >
1684 >        g.completeExceptionally(ex);
1685 >        f.complete(v1);
1686 >        final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1687 >
1688 >        checkCompletedWithWrappedCFException(h, ex);
1689 >        checkCompletedWithWrappedCFException(g, ex);
1690 >        assertFalse(r.ran);
1691 >        checkCompletedNormally(f, v1);
1692 >        }
1693 >    }
1694 >
1695 >    public void testRunAfterBoth_exceptionalCompletion4() {
1696 >        for (ExecutionMode m : ExecutionMode.values())
1697 >        for (Integer v1 : new Integer[] { 1, null }) {
1698 >
1699 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1700 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1701 >        final Noop r = new Noop();
1702 >        final CFException ex = new CFException();
1703 >
1704 >        f.completeExceptionally(ex);
1705 >        g.complete(v1);
1706 >        final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1707 >
1708 >        checkCompletedWithWrappedCFException(h, ex);
1709 >        checkCompletedWithWrappedCFException(f, ex);
1710 >        assertFalse(r.ran);
1711 >        checkCompletedNormally(g, v1);
1712 >        }
1713      }
1714  
1715      /**
1716       * runAfterBoth result completes exceptionally if action does
1717       */
1718 <    public void testRunAfterBoth3() {
1719 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1720 <        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1721 <        FailingNoop r = new FailingNoop();
1722 <        CompletableFuture<Void> g = f.runAfterBoth(f2, r);
1723 <        f.complete(one);
1724 <        checkIncomplete(g);
1725 <        f2.complete(two);
1726 <        checkCompletedWithWrappedCFException(g);
1718 >    public void testRunAfterBoth_actionFailed1() {
1719 >        for (ExecutionMode m : ExecutionMode.values())
1720 >        for (Integer v1 : new Integer[] { 1, null })
1721 >        for (Integer v2 : new Integer[] { 2, null }) {
1722 >
1723 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1724 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1725 >        final FailingNoop r = new FailingNoop();
1726 >        final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1727 >
1728 >        f.complete(v1);
1729 >        checkIncomplete(h);
1730 >        g.complete(v2);
1731 >
1732 >        checkCompletedWithWrappedCFException(h);
1733 >        checkCompletedNormally(f, v1);
1734 >        checkCompletedNormally(g, v2);
1735 >        }
1736 >    }
1737 >
1738 >    public void testRunAfterBoth_actionFailed2() {
1739 >        for (ExecutionMode m : ExecutionMode.values())
1740 >        for (Integer v1 : new Integer[] { 1, null })
1741 >        for (Integer v2 : new Integer[] { 2, null }) {
1742 >
1743 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1744 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1745 >        final FailingNoop r = new FailingNoop();
1746 >        final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1747 >
1748 >        g.complete(v2);
1749 >        checkIncomplete(h);
1750 >        f.complete(v1);
1751 >
1752 >        checkCompletedWithWrappedCFException(h);
1753 >        checkCompletedNormally(f, v1);
1754 >        checkCompletedNormally(g, v2);
1755 >        }
1756      }
1757  
1758      /**
1759       * runAfterBoth result completes exceptionally if either source cancelled
1760       */
1761 <    public void testRunAfterBoth4() {
1762 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1763 <        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1764 <        Noop r = new Noop();
1765 <        CompletableFuture<Void> g = f.runAfterBoth(f2, r);
1766 <        assertTrue(f.cancel(true));
1767 <        f2.complete(two);
1768 <        checkCompletedWithWrappedCancellationException(g);
1769 <        f = new CompletableFuture<Integer>();
1770 <        f2 = new CompletableFuture<Integer>();
1771 <        r = new Noop();
1772 <        g = f.runAfterBoth(f2, r);
1773 <        f.complete(one);
1774 <        assertTrue(f2.cancel(true));
1775 <        checkCompletedWithWrappedCancellationException(g);
1761 >    public void testRunAfterBoth_sourceCancelled1() {
1762 >        for (ExecutionMode m : ExecutionMode.values())
1763 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1764 >        for (Integer v1 : new Integer[] { 1, null }) {
1765 >
1766 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1767 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1768 >        final Noop r = new Noop();
1769 >        final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1770 >
1771 >        assertTrue(f.cancel(mayInterruptIfRunning));
1772 >        checkIncomplete(h);
1773 >        g.complete(v1);
1774 >
1775 >        checkCompletedWithWrappedCancellationException(h);
1776 >        checkCancelled(f);
1777 >        assertFalse(r.ran);
1778 >        checkCompletedNormally(g, v1);
1779 >        }
1780 >    }
1781 >
1782 >    public void testRunAfterBoth_sourceCancelled2() {
1783 >        for (ExecutionMode m : ExecutionMode.values())
1784 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1785 >        for (Integer v1 : new Integer[] { 1, null }) {
1786 >
1787 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1788 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1789 >        final Noop r = new Noop();
1790 >        final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1791 >
1792 >        assertTrue(g.cancel(mayInterruptIfRunning));
1793 >        checkIncomplete(h);
1794 >        f.complete(v1);
1795 >
1796 >        checkCompletedWithWrappedCancellationException(h);
1797 >        checkCancelled(g);
1798 >        assertFalse(r.ran);
1799 >        checkCompletedNormally(f, v1);
1800 >        }
1801 >    }
1802 >
1803 >    public void testRunAfterBoth_sourceCancelled3() {
1804 >        for (ExecutionMode m : ExecutionMode.values())
1805 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1806 >        for (Integer v1 : new Integer[] { 1, null }) {
1807 >
1808 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1809 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1810 >        final Noop r = new Noop();
1811 >
1812 >        assertTrue(g.cancel(mayInterruptIfRunning));
1813 >        f.complete(v1);
1814 >        final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1815 >
1816 >        checkCompletedWithWrappedCancellationException(h);
1817 >        checkCancelled(g);
1818 >        assertFalse(r.ran);
1819 >        checkCompletedNormally(f, v1);
1820 >        }
1821 >    }
1822 >
1823 >    public void testRunAfterBoth_sourceCancelled4() {
1824 >        for (ExecutionMode m : ExecutionMode.values())
1825 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1826 >        for (Integer v1 : new Integer[] { 1, null }) {
1827 >
1828 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1829 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1830 >        final Noop r = new Noop();
1831 >
1832 >        assertTrue(f.cancel(mayInterruptIfRunning));
1833 >        g.complete(v1);
1834 >        final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1835 >
1836 >        checkCompletedWithWrappedCancellationException(h);
1837 >        checkCancelled(f);
1838 >        assertFalse(r.ran);
1839 >        checkCompletedNormally(g, v1);
1840 >        }
1841      }
1842  
1843      /**
1844       * applyToEither result completes normally after normal completion
1845       * of either source
1846       */
1847 <    public void testApplyToEither() {
1848 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1849 <        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1850 <        CompletableFuture<Integer> g = f.applyToEither(f2, inc);
1851 <        f.complete(one);
1852 <        checkCompletedNormally(g, two);
1853 <        f2.complete(one);
1854 <        checkCompletedNormally(g, two);
1847 >    public void testApplyToEither_normalCompletion1() {
1848 >        for (ExecutionMode m : ExecutionMode.values())
1849 >        for (Integer v1 : new Integer[] { 1, null })
1850 >        for (Integer v2 : new Integer[] { 2, null }) {
1851 >
1852 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1853 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1854 >        final IncFunction r = new IncFunction();
1855 >        final CompletableFuture<Integer> h = m.applyToEither(f, g, r);
1856 >
1857 >        f.complete(v1);
1858 >        checkCompletedNormally(h, inc(v1));
1859 >        g.complete(v2);
1860 >
1861 >        checkCompletedNormally(f, v1);
1862 >        checkCompletedNormally(g, v2);
1863 >        checkCompletedNormally(h, inc(v1));
1864 >        }
1865 >    }
1866  
1867 <        f = new CompletableFuture<Integer>();
1868 <        f.complete(one);
1869 <        f2 = new CompletableFuture<Integer>();
1870 <        g = f.applyToEither(f2, inc);
1871 <        checkCompletedNormally(g, two);
1867 >    public void testApplyToEither_normalCompletion2() {
1868 >        for (ExecutionMode m : ExecutionMode.values())
1869 >        for (Integer v1 : new Integer[] { 1, null })
1870 >        for (Integer v2 : new Integer[] { 2, null }) {
1871 >
1872 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1873 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1874 >        final IncFunction r = new IncFunction();
1875 >        final CompletableFuture<Integer> h = m.applyToEither(f, g, r);
1876 >
1877 >        g.complete(v2);
1878 >        checkCompletedNormally(h, inc(v2));
1879 >        f.complete(v1);
1880 >
1881 >        checkCompletedNormally(f, v1);
1882 >        checkCompletedNormally(g, v2);
1883 >        checkCompletedNormally(h, inc(v2));
1884 >        }
1885 >    }
1886 >    public void testApplyToEither_normalCompletion3() {
1887 >        for (ExecutionMode m : ExecutionMode.values())
1888 >        for (Integer v1 : new Integer[] { 1, null })
1889 >        for (Integer v2 : new Integer[] { 2, null }) {
1890 >
1891 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1892 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1893 >        final IncFunction r = new IncFunction();
1894 >
1895 >        f.complete(v1);
1896 >        g.complete(v2);
1897 >        final CompletableFuture<Integer> h = m.applyToEither(f, g, r);
1898 >
1899 >        checkCompletedNormally(f, v1);
1900 >        checkCompletedNormally(g, v2);
1901 >
1902 >        // unspecified behavior
1903 >        assertTrue(Objects.equals(h.join(), inc(v1)) ||
1904 >                   Objects.equals(h.join(), inc(v2)));
1905 >        }
1906      }
1907  
1908      /**
1909       * applyToEither result completes exceptionally after exceptional
1910       * completion of either source
1911       */
1912 <    public void testApplyToEither2() {
1913 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1914 <        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1915 <        CompletableFuture<Integer> g = f.applyToEither(f2, inc);
1916 <        f.completeExceptionally(new CFException());
1917 <        f2.complete(one);
1918 <        checkCompletedWithWrappedCFException(g);
1912 >    public void testApplyToEither_exceptionalCompletion1() {
1913 >        for (ExecutionMode m : ExecutionMode.values())
1914 >        for (Integer v1 : new Integer[] { 1, null }) {
1915 >
1916 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1917 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1918 >        final IncFunction r = new IncFunction();
1919 >        final CompletableFuture<Integer> h = m.applyToEither(f, g, r);
1920 >        final CFException ex = new CFException();
1921 >
1922 >        f.completeExceptionally(ex);
1923 >        checkCompletedWithWrappedCFException(h, ex);
1924 >        g.complete(v1);
1925 >
1926 >        assertFalse(r.ran());
1927 >        checkCompletedNormally(g, v1);
1928 >        checkCompletedWithWrappedCFException(f, ex);
1929 >        checkCompletedWithWrappedCFException(h, ex);
1930 >        }
1931 >    }
1932  
1933 <        f = new CompletableFuture<Integer>();
1934 <        f2 = new CompletableFuture<Integer>();
1935 <        f2.completeExceptionally(new CFException());
1936 <        g = f.applyToEither(f2, inc);
1937 <        checkCompletedWithWrappedCFException(g);
1933 >    public void testApplyToEither_exceptionalCompletion2() {
1934 >        for (ExecutionMode m : ExecutionMode.values())
1935 >        for (Integer v1 : new Integer[] { 1, null }) {
1936 >
1937 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1938 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1939 >        final IncFunction r = new IncFunction();
1940 >        final CompletableFuture<Integer> h = m.applyToEither(f, g, r);
1941 >        final CFException ex = new CFException();
1942 >
1943 >        g.completeExceptionally(ex);
1944 >        checkCompletedWithWrappedCFException(h, ex);
1945 >        f.complete(v1);
1946 >
1947 >        assertFalse(r.ran());
1948 >        checkCompletedNormally(f, v1);
1949 >        checkCompletedWithWrappedCFException(g, ex);
1950 >        checkCompletedWithWrappedCFException(h, ex);
1951 >        }
1952 >    }
1953 >
1954 >    public void testApplyToEither_exceptionalCompletion3() {
1955 >        for (ExecutionMode m : ExecutionMode.values())
1956 >        for (Integer v1 : new Integer[] { 1, null }) {
1957 >
1958 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1959 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1960 >        final IncFunction r = new IncFunction();
1961 >        final CFException ex = new CFException();
1962 >
1963 >        g.completeExceptionally(ex);
1964 >        f.complete(v1);
1965 >        final CompletableFuture<Integer> h = m.applyToEither(f, g, r);
1966 >
1967 >        // unspecified behavior
1968 >        Integer v;
1969 >        try {
1970 >            assertEquals(h.join(), inc(v1));
1971 >            assertTrue(r.ran());
1972 >        } catch (CompletionException ok) {
1973 >            checkCompletedWithWrappedCFException(h, ex);
1974 >            assertFalse(r.ran());
1975 >        }
1976 >
1977 >        checkCompletedWithWrappedCFException(g, ex);
1978 >        checkCompletedNormally(f, v1);
1979 >        }
1980 >    }
1981 >
1982 >    public void testApplyToEither_exceptionalCompletion4() {
1983 >        for (ExecutionMode m : ExecutionMode.values())
1984 >        for (Integer v1 : new Integer[] { 1, null }) {
1985 >
1986 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
1987 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
1988 >        final IncFunction r = new IncFunction();
1989 >        final CFException ex = new CFException();
1990 >
1991 >        f.completeExceptionally(ex);
1992 >        g.complete(v1);
1993 >        final CompletableFuture<Integer> h = m.applyToEither(f, g, r);
1994 >
1995 >        // unspecified behavior
1996 >        Integer v;
1997 >        try {
1998 >            assertEquals(h.join(), inc(v1));
1999 >            assertTrue(r.ran());
2000 >        } catch (CompletionException ok) {
2001 >            checkCompletedWithWrappedCFException(h, ex);
2002 >            assertFalse(r.ran());
2003 >        }
2004 >
2005 >        checkCompletedWithWrappedCFException(f, ex);
2006 >        assertFalse(r.ran());
2007 >        checkCompletedNormally(g, v1);
2008 >        }
2009      }
2010  
2011      /**
2012       * applyToEither result completes exceptionally if action does
2013       */
2014 <    public void testApplyToEither3() {
2015 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2016 <        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2017 <        FailingFunction r = new FailingFunction();
2018 <        CompletableFuture<Integer> g = f.applyToEither(f2, r);
2019 <        f2.complete(two);
2020 <        checkCompletedWithWrappedCFException(g);
2014 >    public void testApplyToEither_actionFailed1() {
2015 >        for (ExecutionMode m : ExecutionMode.values())
2016 >        for (Integer v1 : new Integer[] { 1, null })
2017 >        for (Integer v2 : new Integer[] { 2, null }) {
2018 >
2019 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2020 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2021 >        final FailingFunction r = new FailingFunction();
2022 >        final CompletableFuture<Integer> h = m.applyToEither(f, g, r);
2023 >
2024 >        f.complete(v1);
2025 >        checkCompletedWithWrappedCFException(h);
2026 >        g.complete(v2);
2027 >        checkCompletedNormally(f, v1);
2028 >        checkCompletedNormally(g, v2);
2029 >        }
2030 >    }
2031 >
2032 >    public void testApplyToEither_actionFailed2() {
2033 >        for (ExecutionMode m : ExecutionMode.values())
2034 >        for (Integer v1 : new Integer[] { 1, null })
2035 >        for (Integer v2 : new Integer[] { 2, null }) {
2036 >
2037 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2038 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2039 >        final FailingFunction r = new FailingFunction();
2040 >        final CompletableFuture<Integer> h = m.applyToEither(f, g, r);
2041 >
2042 >        g.complete(v2);
2043 >        checkCompletedWithWrappedCFException(h);
2044 >        f.complete(v1);
2045 >        checkCompletedNormally(f, v1);
2046 >        checkCompletedNormally(g, v2);
2047 >        }
2048      }
2049  
2050      /**
2051       * applyToEither result completes exceptionally if either source cancelled
2052       */
2053 <    public void testApplyToEither4() {
2054 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2055 <        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2056 <        CompletableFuture<Integer> g = f.applyToEither(f2, inc);
2057 <        assertTrue(f.cancel(true));
2058 <        checkCompletedWithWrappedCancellationException(g);
2059 <        f = new CompletableFuture<Integer>();
2060 <        f2 = new CompletableFuture<Integer>();
2061 <        assertTrue(f2.cancel(true));
2062 <        checkCompletedWithWrappedCancellationException(g);
2053 >    public void testApplyToEither_sourceCancelled1() {
2054 >        for (ExecutionMode m : ExecutionMode.values())
2055 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2056 >        for (Integer v1 : new Integer[] { 1, null }) {
2057 >
2058 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2059 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2060 >        final IncFunction r = new IncFunction();
2061 >        final CompletableFuture<Integer> h = m.applyToEither(f, g, r);
2062 >
2063 >        assertTrue(f.cancel(mayInterruptIfRunning));
2064 >        checkCompletedWithWrappedCancellationException(h);
2065 >        g.complete(v1);
2066 >
2067 >        checkCancelled(f);
2068 >        assertFalse(r.ran());
2069 >        checkCompletedNormally(g, v1);
2070 >        checkCompletedWithWrappedCancellationException(h);
2071 >        }
2072 >    }
2073 >
2074 >    public void testApplyToEither_sourceCancelled2() {
2075 >        for (ExecutionMode m : ExecutionMode.values())
2076 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2077 >        for (Integer v1 : new Integer[] { 1, null }) {
2078 >
2079 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2080 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2081 >        final IncFunction r = new IncFunction();
2082 >        final CompletableFuture<Integer> h = m.applyToEither(f, g, r);
2083 >
2084 >        assertTrue(g.cancel(mayInterruptIfRunning));
2085 >        checkCompletedWithWrappedCancellationException(h);
2086 >        f.complete(v1);
2087 >
2088 >        checkCancelled(g);
2089 >        assertFalse(r.ran());
2090 >        checkCompletedNormally(f, v1);
2091 >        checkCompletedWithWrappedCancellationException(h);
2092 >        }
2093 >    }
2094 >
2095 >    public void testApplyToEither_sourceCancelled3() {
2096 >        for (ExecutionMode m : ExecutionMode.values())
2097 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2098 >        for (Integer v1 : new Integer[] { 1, null }) {
2099 >
2100 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2101 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2102 >        final IncFunction r = new IncFunction();
2103 >
2104 >        assertTrue(g.cancel(mayInterruptIfRunning));
2105 >        f.complete(v1);
2106 >        final CompletableFuture<Integer> h = m.applyToEither(f, g, r);
2107 >
2108 >        // unspecified behavior
2109 >        Integer v;
2110 >        try {
2111 >            assertEquals(h.join(), inc(v1));
2112 >            assertTrue(r.ran());
2113 >        } catch (CompletionException ok) {
2114 >            checkCompletedWithWrappedCancellationException(h);
2115 >            assertFalse(r.ran());
2116 >        }
2117 >
2118 >        checkCancelled(g);
2119 >        checkCompletedNormally(f, v1);
2120 >        }
2121 >    }
2122 >
2123 >    public void testApplyToEither_sourceCancelled4() {
2124 >        for (ExecutionMode m : ExecutionMode.values())
2125 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2126 >        for (Integer v1 : new Integer[] { 1, null }) {
2127 >
2128 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2129 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2130 >        final IncFunction r = new IncFunction();
2131 >
2132 >        assertTrue(f.cancel(mayInterruptIfRunning));
2133 >        g.complete(v1);
2134 >        final CompletableFuture<Integer> h = m.applyToEither(f, g, r);
2135 >
2136 >        // unspecified behavior
2137 >        Integer v;
2138 >        try {
2139 >            assertEquals(h.join(), inc(v1));
2140 >            assertTrue(r.ran());
2141 >        } catch (CompletionException ok) {
2142 >            checkCompletedWithWrappedCancellationException(h);
2143 >            assertFalse(r.ran());
2144 >        }
2145 >
2146 >        checkCancelled(f);
2147 >        checkCompletedNormally(g, v1);
2148 >        }
2149      }
2150  
2151      /**
2152       * acceptEither result completes normally after normal completion
2153       * of either source
2154       */
2155 <    public void testAcceptEither() {
2156 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2157 <        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2158 <        IncAction r = new IncAction();
2159 <        CompletableFuture<Void> g = f.acceptEither(f2, r);
2160 <        f.complete(one);
2161 <        checkCompletedNormally(g, null);
2162 <        f2.complete(one);
2163 <        checkCompletedNormally(g, null);
2164 <        assertEquals(r.value, 2);
2155 >    public void testAcceptEither_normalCompletion1() {
2156 >        for (ExecutionMode m : ExecutionMode.values())
2157 >        for (Integer v1 : new Integer[] { 1, null })
2158 >        for (Integer v2 : new Integer[] { 2, null }) {
2159 >
2160 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2161 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2162 >        final IncAction r = new IncAction();
2163 >        final CompletableFuture<Void> h = m.acceptEither(f, g, r);
2164 >
2165 >        f.complete(v1);
2166 >        checkCompletedNormally(h, null);
2167 >        assertEquals(r.value, inc(v1));
2168 >        g.complete(v2);
2169 >
2170 >        checkCompletedNormally(f, v1);
2171 >        checkCompletedNormally(g, v2);
2172 >        checkCompletedNormally(h, null);
2173 >        }
2174 >    }
2175  
2176 <        r = new IncAction();
2177 <        f = new CompletableFuture<Integer>();
2178 <        f.complete(one);
2179 <        f2 = new CompletableFuture<Integer>();
2180 <        g = f.acceptEither(f2, r);
2181 <        checkCompletedNormally(g, null);
2182 <        assertEquals(r.value, 2);
2176 >    public void testAcceptEither_normalCompletion2() {
2177 >        for (ExecutionMode m : ExecutionMode.values())
2178 >        for (Integer v1 : new Integer[] { 1, null })
2179 >        for (Integer v2 : new Integer[] { 2, null }) {
2180 >
2181 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2182 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2183 >        final IncAction r = new IncAction();
2184 >        final CompletableFuture<Void> h = m.acceptEither(f, g, r);
2185 >
2186 >        g.complete(v2);
2187 >        checkCompletedNormally(h, null);
2188 >        assertEquals(r.value, inc(v2));
2189 >        f.complete(v1);
2190 >
2191 >        checkCompletedNormally(f, v1);
2192 >        checkCompletedNormally(g, v2);
2193 >        checkCompletedNormally(h, null);
2194 >        }
2195 >    }
2196 >    public void testAcceptEither_normalCompletion3() {
2197 >        for (ExecutionMode m : ExecutionMode.values())
2198 >        for (Integer v1 : new Integer[] { 1, null })
2199 >        for (Integer v2 : new Integer[] { 2, null }) {
2200 >
2201 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2202 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2203 >        final IncAction r = new IncAction();
2204 >
2205 >        f.complete(v1);
2206 >        g.complete(v2);
2207 >        final CompletableFuture<Void> h = m.acceptEither(f, g, r);
2208 >
2209 >        checkCompletedNormally(h, null);
2210 >        checkCompletedNormally(f, v1);
2211 >        checkCompletedNormally(g, v2);
2212 >
2213 >        // unspecified behavior
2214 >        assertTrue(Objects.equals(r.value, inc(v1)) ||
2215 >                   Objects.equals(r.value, inc(v2)));
2216 >        }
2217      }
2218  
2219      /**
2220       * acceptEither result completes exceptionally after exceptional
2221       * completion of either source
2222       */
2223 <    public void testAcceptEither2() {
2224 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2225 <        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2226 <        IncAction r = new IncAction();
2227 <        CompletableFuture<Void> g = f.acceptEither(f2, r);
2228 <        f.completeExceptionally(new CFException());
2229 <        f2.complete(one);
2230 <        checkCompletedWithWrappedCFException(g);
2223 >    public void testAcceptEither_exceptionalCompletion1() {
2224 >        for (ExecutionMode m : ExecutionMode.values())
2225 >        for (Integer v1 : new Integer[] { 1, null }) {
2226 >
2227 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2228 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2229 >        final IncAction r = new IncAction();
2230 >        final CompletableFuture<Void> h = m.acceptEither(f, g, r);
2231 >        final CFException ex = new CFException();
2232 >
2233 >        f.completeExceptionally(ex);
2234 >        checkCompletedWithWrappedCFException(h, ex);
2235 >        g.complete(v1);
2236 >
2237 >        assertFalse(r.ran());
2238 >        checkCompletedNormally(g, v1);
2239 >        checkCompletedWithWrappedCFException(f, ex);
2240 >        checkCompletedWithWrappedCFException(h, ex);
2241 >        }
2242 >    }
2243  
2244 <        r = new IncAction();
2245 <        f = new CompletableFuture<Integer>();
2246 <        f2 = new CompletableFuture<Integer>();
2247 <        f2.completeExceptionally(new CFException());
2248 <        g = f.acceptEither(f2, r);
2249 <        checkCompletedWithWrappedCFException(g);
2244 >    public void testAcceptEither_exceptionalCompletion2() {
2245 >        for (ExecutionMode m : ExecutionMode.values())
2246 >        for (Integer v1 : new Integer[] { 1, null }) {
2247 >
2248 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2249 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2250 >        final IncAction r = new IncAction();
2251 >        final CompletableFuture<Void> h = m.acceptEither(f, g, r);
2252 >        final CFException ex = new CFException();
2253 >
2254 >        g.completeExceptionally(ex);
2255 >        checkCompletedWithWrappedCFException(h, ex);
2256 >        f.complete(v1);
2257 >
2258 >        assertFalse(r.ran());
2259 >        checkCompletedNormally(f, v1);
2260 >        checkCompletedWithWrappedCFException(g, ex);
2261 >        checkCompletedWithWrappedCFException(h, ex);
2262 >        }
2263 >    }
2264 >
2265 >    public void testAcceptEither_exceptionalCompletion3() {
2266 >        for (ExecutionMode m : ExecutionMode.values())
2267 >        for (Integer v1 : new Integer[] { 1, null }) {
2268 >
2269 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2270 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2271 >        final IncAction r = new IncAction();
2272 >        final CFException ex = new CFException();
2273 >
2274 >        g.completeExceptionally(ex);
2275 >        f.complete(v1);
2276 >        final CompletableFuture<Void> h = m.acceptEither(f, g, r);
2277 >
2278 >        // unspecified behavior
2279 >        Integer v;
2280 >        try {
2281 >            assertEquals(h.join(), null);
2282 >            assertTrue(r.ran());
2283 >            assertEquals(inc(v1), r.value);
2284 >        } catch (CompletionException ok) {
2285 >            checkCompletedWithWrappedCFException(h, ex);
2286 >            assertFalse(r.ran());
2287 >        }
2288 >
2289 >        checkCompletedWithWrappedCFException(g, ex);
2290 >        checkCompletedNormally(f, v1);
2291 >        }
2292 >    }
2293 >
2294 >    public void testAcceptEither_exceptionalCompletion4() {
2295 >        for (ExecutionMode m : ExecutionMode.values())
2296 >        for (Integer v1 : new Integer[] { 1, null }) {
2297 >
2298 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2299 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2300 >        final IncAction r = new IncAction();
2301 >        final CFException ex = new CFException();
2302 >
2303 >        f.completeExceptionally(ex);
2304 >        g.complete(v1);
2305 >        final CompletableFuture<Void> h = m.acceptEither(f, g, r);
2306 >
2307 >        // unspecified behavior
2308 >        Integer v;
2309 >        try {
2310 >            assertEquals(h.join(), null);
2311 >            assertTrue(r.ran());
2312 >            assertEquals(inc(v1), r.value);
2313 >        } catch (CompletionException ok) {
2314 >            checkCompletedWithWrappedCFException(h, ex);
2315 >            assertFalse(r.ran());
2316 >        }
2317 >
2318 >        checkCompletedWithWrappedCFException(f, ex);
2319 >        assertFalse(r.ran());
2320 >        checkCompletedNormally(g, v1);
2321 >        }
2322      }
2323  
2324      /**
2325       * acceptEither result completes exceptionally if action does
2326       */
2327 <    public void testAcceptEither3() {
2328 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2329 <        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2330 <        FailingConsumer r = new FailingConsumer();
2331 <        CompletableFuture<Void> g = f.acceptEither(f2, r);
2332 <        f2.complete(two);
2333 <        checkCompletedWithWrappedCFException(g);
2327 >    public void testAcceptEither_actionFailed1() {
2328 >        for (ExecutionMode m : ExecutionMode.values())
2329 >        for (Integer v1 : new Integer[] { 1, null })
2330 >        for (Integer v2 : new Integer[] { 2, null }) {
2331 >
2332 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2333 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2334 >        final FailingConsumer r = new FailingConsumer();
2335 >        final CompletableFuture<Void> h = m.acceptEither(f, g, r);
2336 >
2337 >        f.complete(v1);
2338 >        checkCompletedWithWrappedCFException(h);
2339 >        g.complete(v2);
2340 >        checkCompletedNormally(f, v1);
2341 >        checkCompletedNormally(g, v2);
2342 >        }
2343 >    }
2344 >
2345 >    public void testAcceptEither_actionFailed2() {
2346 >        for (ExecutionMode m : ExecutionMode.values())
2347 >        for (Integer v1 : new Integer[] { 1, null })
2348 >        for (Integer v2 : new Integer[] { 2, null }) {
2349 >
2350 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2351 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2352 >        final FailingConsumer r = new FailingConsumer();
2353 >        final CompletableFuture<Void> h = m.acceptEither(f, g, r);
2354 >
2355 >        g.complete(v2);
2356 >        checkCompletedWithWrappedCFException(h);
2357 >        f.complete(v1);
2358 >        checkCompletedNormally(f, v1);
2359 >        checkCompletedNormally(g, v2);
2360 >        }
2361      }
2362  
2363      /**
2364       * acceptEither result completes exceptionally if either source cancelled
2365       */
2366 <    public void testAcceptEither4() {
2367 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2368 <        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2369 <        IncAction r = new IncAction();
2370 <        CompletableFuture<Void> g = f.acceptEither(f2, r);
2371 <        assertTrue(f.cancel(true));
2372 <        checkCompletedWithWrappedCancellationException(g);
2373 <        f = new CompletableFuture<Integer>();
2374 <        f2 = new CompletableFuture<Integer>();
2375 <        assertTrue(f2.cancel(true));
2376 <        checkCompletedWithWrappedCancellationException(g);
2366 >    public void testAcceptEither_sourceCancelled1() {
2367 >        for (ExecutionMode m : ExecutionMode.values())
2368 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2369 >        for (Integer v1 : new Integer[] { 1, null }) {
2370 >
2371 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2372 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2373 >        final IncAction r = new IncAction();
2374 >        final CompletableFuture<Void> h = m.acceptEither(f, g, r);
2375 >
2376 >        assertTrue(f.cancel(mayInterruptIfRunning));
2377 >        checkCompletedWithWrappedCancellationException(h);
2378 >        g.complete(v1);
2379 >
2380 >        checkCancelled(f);
2381 >        assertFalse(r.ran());
2382 >        checkCompletedNormally(g, v1);
2383 >        checkCompletedWithWrappedCancellationException(h);
2384 >        }
2385 >    }
2386 >
2387 >    public void testAcceptEither_sourceCancelled2() {
2388 >        for (ExecutionMode m : ExecutionMode.values())
2389 >        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2390 >        for (Integer v1 : new Integer[] { 1, null }) {
2391 >
2392 >        final CompletableFuture<Integer> f = new CompletableFuture<>();
2393 >        final CompletableFuture<Integer> g = new CompletableFuture<>();
2394 >        final IncAction r = new IncAction();
2395 >        final CompletableFuture<Void> h = m.acceptEither(f, g, r);
2396 >
2397 >        assertTrue(g.cancel(mayInterruptIfRunning));
2398 >        checkCompletedWithWrappedCancellationException(h);
2399 >        f.complete(v1);
2400 >
2401 >        checkCancelled(g);
2402 >        assertFalse(r.ran());
2403 >        checkCompletedNormally(f, v1);
2404 >        checkCompletedWithWrappedCancellationException(h);
2405 >        }
2406      }
2407  
2408 +    public void testAcceptEither_sourceCancelled3() {
2409 +        for (ExecutionMode m : ExecutionMode.values())
2410 +        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2411 +        for (Integer v1 : new Integer[] { 1, null }) {
2412 +
2413 +        final CompletableFuture<Integer> f = new CompletableFuture<>();
2414 +        final CompletableFuture<Integer> g = new CompletableFuture<>();
2415 +        final IncAction r = new IncAction();
2416 +
2417 +        assertTrue(g.cancel(mayInterruptIfRunning));
2418 +        f.complete(v1);
2419 +        final CompletableFuture<Void> h = m.acceptEither(f, g, r);
2420 +
2421 +        // unspecified behavior
2422 +        Integer v;
2423 +        try {
2424 +            assertEquals(h.join(), null);
2425 +            assertTrue(r.ran());
2426 +            assertEquals(inc(v1), r.value);
2427 +        } catch (CompletionException ok) {
2428 +            checkCompletedWithWrappedCancellationException(h);
2429 +            assertFalse(r.ran());
2430 +        }
2431 +
2432 +        checkCancelled(g);
2433 +        checkCompletedNormally(f, v1);
2434 +        }
2435 +    }
2436 +
2437 +    public void testAcceptEither_sourceCancelled4() {
2438 +        for (ExecutionMode m : ExecutionMode.values())
2439 +        for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2440 +        for (Integer v1 : new Integer[] { 1, null }) {
2441 +
2442 +        final CompletableFuture<Integer> f = new CompletableFuture<>();
2443 +        final CompletableFuture<Integer> g = new CompletableFuture<>();
2444 +        final IncAction r = new IncAction();
2445 +
2446 +        assertTrue(f.cancel(mayInterruptIfRunning));
2447 +        g.complete(v1);
2448 +        final CompletableFuture<Void> h = m.acceptEither(f, g, r);
2449 +
2450 +        // unspecified behavior
2451 +        Integer v;
2452 +        try {
2453 +            assertEquals(h.join(), null);
2454 +            assertTrue(r.ran());
2455 +            assertEquals(inc(v1), r.value);
2456 +        } catch (CompletionException ok) {
2457 +            checkCompletedWithWrappedCancellationException(h);
2458 +            assertFalse(r.ran());
2459 +        }
2460 +
2461 +        checkCancelled(f);
2462 +        checkCompletedNormally(g, v1);
2463 +        }
2464 +    }
2465  
2466      /**
2467       * runAfterEither result completes normally after normal completion
2468       * of either source
2469       */
2470      public void testRunAfterEither() {
2471 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2472 <        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2471 >        CompletableFuture<Integer> f = new CompletableFuture<>();
2472 >        CompletableFuture<Integer> f2 = new CompletableFuture<>();
2473          Noop r = new Noop();
2474          CompletableFuture<Void> g = f.runAfterEither(f2, r);
2475          f.complete(one);
# Line 985 | Line 2479 | public class CompletableFutureTest exten
2479          assertTrue(r.ran);
2480  
2481          r = new Noop();
2482 <        f = new CompletableFuture<Integer>();
2482 >        f = new CompletableFuture<>();
2483          f.complete(one);
2484 <        f2 = new CompletableFuture<Integer>();
2484 >        f2 = new CompletableFuture<>();
2485          g = f.runAfterEither(f2, r);
2486          checkCompletedNormally(g, null);
2487          assertTrue(r.ran);
# Line 998 | Line 2492 | public class CompletableFutureTest exten
2492       * completion of either source
2493       */
2494      public void testRunAfterEither2() {
2495 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2496 <        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2495 >        CompletableFuture<Integer> f = new CompletableFuture<>();
2496 >        CompletableFuture<Integer> f2 = new CompletableFuture<>();
2497          Noop r = new Noop();
2498          CompletableFuture<Void> g = f.runAfterEither(f2, r);
2499          f.completeExceptionally(new CFException());
# Line 1007 | Line 2501 | public class CompletableFutureTest exten
2501          checkCompletedWithWrappedCFException(g);
2502  
2503          r = new Noop();
2504 <        f = new CompletableFuture<Integer>();
2505 <        f2 = new CompletableFuture<Integer>();
2504 >        f = new CompletableFuture<>();
2505 >        f2 = new CompletableFuture<>();
2506          f2.completeExceptionally(new CFException());
2507          g = f.runAfterEither(f2, r);
2508          checkCompletedWithWrappedCFException(g);
# Line 1018 | Line 2512 | public class CompletableFutureTest exten
2512       * runAfterEither result completes exceptionally if action does
2513       */
2514      public void testRunAfterEither3() {
2515 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2516 <        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2515 >        CompletableFuture<Integer> f = new CompletableFuture<>();
2516 >        CompletableFuture<Integer> f2 = new CompletableFuture<>();
2517          FailingNoop r = new FailingNoop();
2518          CompletableFuture<Void> g = f.runAfterEither(f2, r);
2519          f2.complete(two);
# Line 1030 | Line 2524 | public class CompletableFutureTest exten
2524       * runAfterEither result completes exceptionally if either source cancelled
2525       */
2526      public void testRunAfterEither4() {
2527 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2528 <        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2527 >        CompletableFuture<Integer> f = new CompletableFuture<>();
2528 >        CompletableFuture<Integer> f2 = new CompletableFuture<>();
2529          Noop r = new Noop();
2530          CompletableFuture<Void> g = f.runAfterEither(f2, r);
2531          assertTrue(f.cancel(true));
2532          checkCompletedWithWrappedCancellationException(g);
2533 <        f = new CompletableFuture<Integer>();
2534 <        f2 = new CompletableFuture<Integer>();
2533 >        f = new CompletableFuture<>();
2534 >        f2 = new CompletableFuture<>();
2535          assertTrue(f2.cancel(true));
2536          checkCompletedWithWrappedCancellationException(g);
2537      }
# Line 1046 | Line 2540 | public class CompletableFutureTest exten
2540       * thenCompose result completes normally after normal completion of source
2541       */
2542      public void testThenCompose() {
2543 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2544 <        CompletableFutureInc r = new CompletableFutureInc();
2545 <        CompletableFuture<Integer> g = f.thenCompose(r);
2543 >        CompletableFuture<Integer> f, g;
2544 >        CompletableFutureInc r;
2545 >
2546 >        f = new CompletableFuture<>();
2547 >        g = f.thenCompose(r = new CompletableFutureInc());
2548          f.complete(one);
2549          checkCompletedNormally(g, two);
2550 +        assertTrue(r.ran);
2551 +
2552 +        f = new CompletableFuture<>();
2553 +        f.complete(one);
2554 +        g = f.thenCompose(r = new CompletableFutureInc());
2555 +        checkCompletedNormally(g, two);
2556 +        assertTrue(r.ran);
2557      }
2558  
2559      /**
# Line 1058 | Line 2561 | public class CompletableFutureTest exten
2561       * completion of source
2562       */
2563      public void testThenCompose2() {
2564 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2565 <        CompletableFutureInc r = new CompletableFutureInc();
2566 <        CompletableFuture<Integer> g = f.thenCompose(r);
2564 >        CompletableFuture<Integer> f, g;
2565 >        CompletableFutureInc r;
2566 >
2567 >        f = new CompletableFuture<>();
2568 >        g = f.thenCompose(r = new CompletableFutureInc());
2569          f.completeExceptionally(new CFException());
2570          checkCompletedWithWrappedCFException(g);
2571 +
2572 +        f = new CompletableFuture<>();
2573 +        f.completeExceptionally(new CFException());
2574 +        g = f.thenCompose(r = new CompletableFutureInc());
2575 +        checkCompletedWithWrappedCFException(g);
2576      }
2577  
2578      /**
2579       * thenCompose result completes exceptionally if action does
2580       */
2581      public void testThenCompose3() {
2582 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2583 <        FailingCompletableFutureFunction r = new FailingCompletableFutureFunction();
2584 <        CompletableFuture<Integer> g = f.thenCompose(r);
2582 >        CompletableFuture<Integer> f, g;
2583 >        FailingCompletableFutureFunction r;
2584 >
2585 >        f = new CompletableFuture<>();
2586 >        g = f.thenCompose(r = new FailingCompletableFutureFunction());
2587 >        f.complete(one);
2588 >        checkCompletedWithWrappedCFException(g);
2589 >
2590 >        f = new CompletableFuture<>();
2591          f.complete(one);
2592 +        g = f.thenCompose(r = new FailingCompletableFutureFunction());
2593          checkCompletedWithWrappedCFException(g);
2594      }
2595  
# Line 1080 | Line 2597 | public class CompletableFutureTest exten
2597       * thenCompose result completes exceptionally if source cancelled
2598       */
2599      public void testThenCompose4() {
2600 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2601 <        CompletableFutureInc r = new CompletableFutureInc();
2602 <        CompletableFuture<Integer> g = f.thenCompose(r);
2600 >        CompletableFuture<Integer> f, g;
2601 >        CompletableFutureInc r;
2602 >
2603 >        f = new CompletableFuture<>();
2604 >        g = f.thenCompose(r = new CompletableFutureInc());
2605          assertTrue(f.cancel(true));
2606          checkCompletedWithWrappedCancellationException(g);
1088    }
2607  
2608 +        f = new CompletableFuture<>();
2609 +        assertTrue(f.cancel(true));
2610 +        g = f.thenCompose(r = new CompletableFutureInc());
2611 +        checkCompletedWithWrappedCancellationException(g);
2612 +    }
2613  
2614      // asyncs
2615  
# Line 1094 | Line 2617 | public class CompletableFutureTest exten
2617       * thenRunAsync result completes normally after normal completion of source
2618       */
2619      public void testThenRunAsync() {
2620 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2620 >        CompletableFuture<Integer> f = new CompletableFuture<>();
2621          Noop r = new Noop();
2622          CompletableFuture<Void> g = f.thenRunAsync(r);
2623          f.complete(null);
2624          checkCompletedNormally(g, null);
2625  
2626          // reordered version
2627 <        f = new CompletableFuture<Integer>();
2627 >        f = new CompletableFuture<>();
2628          f.complete(null);
2629          r = new Noop();
2630          g = f.thenRunAsync(r);
# Line 1113 | Line 2636 | public class CompletableFutureTest exten
2636       * completion of source
2637       */
2638      public void testThenRunAsync2() {
2639 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2639 >        CompletableFuture<Integer> f = new CompletableFuture<>();
2640          Noop r = new Noop();
2641          CompletableFuture<Void> g = f.thenRunAsync(r);
2642          f.completeExceptionally(new CFException());
2643          try {
2644              g.join();
2645              shouldThrow();
2646 <        } catch (Exception ok) {
1124 <        }
2646 >        } catch (CompletionException success) {}
2647          checkCompletedWithWrappedCFException(g);
2648      }
2649  
# Line 1129 | Line 2651 | public class CompletableFutureTest exten
2651       * thenRunAsync result completes exceptionally if action does
2652       */
2653      public void testThenRunAsync3() {
2654 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2654 >        CompletableFuture<Integer> f = new CompletableFuture<>();
2655          FailingNoop r = new FailingNoop();
2656          CompletableFuture<Void> g = f.thenRunAsync(r);
2657          f.complete(null);
# Line 1140 | Line 2662 | public class CompletableFutureTest exten
2662       * thenRunAsync result completes exceptionally if source cancelled
2663       */
2664      public void testThenRunAsync4() {
2665 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2665 >        CompletableFuture<Integer> f = new CompletableFuture<>();
2666          Noop r = new Noop();
2667          CompletableFuture<Void> g = f.thenRunAsync(r);
2668          assertTrue(f.cancel(true));
# Line 1151 | Line 2673 | public class CompletableFutureTest exten
2673       * thenApplyAsync result completes normally after normal completion of source
2674       */
2675      public void testThenApplyAsync() {
2676 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2676 >        CompletableFuture<Integer> f = new CompletableFuture<>();
2677          CompletableFuture<Integer> g = f.thenApplyAsync(inc);
2678          f.complete(one);
2679          checkCompletedNormally(g, two);
# Line 1162 | Line 2684 | public class CompletableFutureTest exten
2684       * completion of source
2685       */
2686      public void testThenApplyAsync2() {
2687 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2687 >        CompletableFuture<Integer> f = new CompletableFuture<>();
2688          CompletableFuture<Integer> g = f.thenApplyAsync(inc);
2689          f.completeExceptionally(new CFException());
2690          checkCompletedWithWrappedCFException(g);
# Line 1172 | Line 2694 | public class CompletableFutureTest exten
2694       * thenApplyAsync result completes exceptionally if action does
2695       */
2696      public void testThenApplyAsync3() {
2697 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2697 >        CompletableFuture<Integer> f = new CompletableFuture<>();
2698          FailingFunction r = new FailingFunction();
2699          CompletableFuture<Integer> g = f.thenApplyAsync(r);
2700          f.complete(null);
# Line 1183 | Line 2705 | public class CompletableFutureTest exten
2705       * thenApplyAsync result completes exceptionally if source cancelled
2706       */
2707      public void testThenApplyAsync4() {
2708 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2708 >        CompletableFuture<Integer> f = new CompletableFuture<>();
2709          CompletableFuture<Integer> g = f.thenApplyAsync(inc);
2710          assertTrue(f.cancel(true));
2711          checkCompletedWithWrappedCancellationException(g);
# Line 1194 | Line 2716 | public class CompletableFutureTest exten
2716       * completion of source
2717       */
2718      public void testThenAcceptAsync() {
2719 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2719 >        CompletableFuture<Integer> f = new CompletableFuture<>();
2720          IncAction r = new IncAction();
2721          CompletableFuture<Void> g = f.thenAcceptAsync(r);
2722          f.complete(one);
2723          checkCompletedNormally(g, null);
2724 <        assertEquals(r.value, 2);
2724 >        assertEquals(r.value, (Integer) 2);
2725      }
2726  
2727      /**
# Line 1207 | Line 2729 | public class CompletableFutureTest exten
2729       * completion of source
2730       */
2731      public void testThenAcceptAsync2() {
2732 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2732 >        CompletableFuture<Integer> f = new CompletableFuture<>();
2733          IncAction r = new IncAction();
2734          CompletableFuture<Void> g = f.thenAcceptAsync(r);
2735          f.completeExceptionally(new CFException());
# Line 1218 | Line 2740 | public class CompletableFutureTest exten
2740       * thenAcceptAsync result completes exceptionally if action does
2741       */
2742      public void testThenAcceptAsync3() {
2743 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2743 >        CompletableFuture<Integer> f = new CompletableFuture<>();
2744          FailingConsumer r = new FailingConsumer();
2745          CompletableFuture<Void> g = f.thenAcceptAsync(r);
2746          f.complete(null);
# Line 1229 | Line 2751 | public class CompletableFutureTest exten
2751       * thenAcceptAsync result completes exceptionally if source cancelled
2752       */
2753      public void testThenAcceptAsync4() {
2754 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2754 >        CompletableFuture<Integer> f = new CompletableFuture<>();
2755          IncAction r = new IncAction();
2756          CompletableFuture<Void> g = f.thenAcceptAsync(r);
2757          assertTrue(f.cancel(true));
2758          checkCompletedWithWrappedCancellationException(g);
2759      }
1238    /**
1239     * thenCombineAsync result completes normally after normal
1240     * completion of sources
1241     */
1242    public void testThenCombineAsync() {
1243        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1244        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1245        CompletableFuture<Integer> g = f.thenCombineAsync(f2, add);
1246        f.complete(one);
1247        checkIncomplete(g);
1248        f2.complete(two);
1249        checkCompletedNormally(g, three);
1250    }
1251
1252    /**
1253     * thenCombineAsync result completes exceptionally after exceptional
1254     * completion of source
1255     */
1256    public void testThenCombineAsync2() {
1257        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1258        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1259        CompletableFuture<Integer> g = f.thenCombineAsync(f2, add);
1260        f.completeExceptionally(new CFException());
1261        f2.complete(two);
1262        checkCompletedWithWrappedCFException(g);
1263
1264        f = new CompletableFuture<Integer>();
1265        f2 = new CompletableFuture<Integer>();
1266        g = f.thenCombineAsync(f2, add);
1267        f.complete(one);
1268        f2.completeExceptionally(new CFException());
1269        checkCompletedWithWrappedCFException(g);
1270    }
1271
1272    /**
1273     * thenCombineAsync result completes exceptionally if action does
1274     */
1275    public void testThenCombineAsync3() {
1276        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1277        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1278        FailingBiFunction r = new FailingBiFunction();
1279        CompletableFuture<Integer> g = f.thenCombineAsync(f2, r);
1280        f.complete(one);
1281        checkIncomplete(g);
1282        f2.complete(two);
1283        checkCompletedWithWrappedCFException(g);
1284    }
1285
1286    /**
1287     * thenCombineAsync result completes exceptionally if either source cancelled
1288     */
1289    public void testThenCombineAsync4() {
1290        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1291        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1292        CompletableFuture<Integer> g = f.thenCombineAsync(f2, add);
1293        assertTrue(f.cancel(true));
1294        f2.complete(two);
1295        checkCompletedWithWrappedCancellationException(g);
1296
1297        f = new CompletableFuture<Integer>();
1298        f2 = new CompletableFuture<Integer>();
1299        g = f.thenCombineAsync(f2, add);
1300        f.complete(one);
1301        assertTrue(f2.cancel(true));
1302        checkCompletedWithWrappedCancellationException(g);
1303    }
1304
1305    /**
1306     * thenAcceptBothAsync result completes normally after normal
1307     * completion of sources
1308     */
1309    public void testThenAcceptBothAsync() {
1310        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1311        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1312        AddAction r = new AddAction();
1313        CompletableFuture<Void> g = f.thenAcceptBothAsync(f2, r);
1314        f.complete(one);
1315        checkIncomplete(g);
1316        f2.complete(two);
1317        checkCompletedNormally(g, null);
1318        assertEquals(r.value, 3);
1319    }
1320
1321    /**
1322     * thenAcceptBothAsync result completes exceptionally after exceptional
1323     * completion of source
1324     */
1325    public void testThenAcceptBothAsync2() {
1326        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1327        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1328        AddAction r = new AddAction();
1329        CompletableFuture<Void> g = f.thenAcceptBothAsync(f2, r);
1330        f.completeExceptionally(new CFException());
1331        f2.complete(two);
1332        checkCompletedWithWrappedCFException(g);
1333
1334        r = new AddAction();
1335        f = new CompletableFuture<Integer>();
1336        f2 = new CompletableFuture<Integer>();
1337        g = f.thenAcceptBothAsync(f2, r);
1338        f.complete(one);
1339        f2.completeExceptionally(new CFException());
1340        checkCompletedWithWrappedCFException(g);
1341    }
1342
1343    /**
1344     * thenAcceptBothAsync result completes exceptionally if action does
1345     */
1346    public void testThenAcceptBothAsync3() {
1347        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1348        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1349        FailingBiConsumer r = new FailingBiConsumer();
1350        CompletableFuture<Void> g = f.thenAcceptBothAsync(f2, r);
1351        f.complete(one);
1352        checkIncomplete(g);
1353        f2.complete(two);
1354        checkCompletedWithWrappedCFException(g);
1355    }
1356
1357    /**
1358     * thenAcceptBothAsync result completes exceptionally if either source cancelled
1359     */
1360    public void testThenAcceptBothAsync4() {
1361        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1362        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1363        AddAction r = new AddAction();
1364        CompletableFuture<Void> g = f.thenAcceptBothAsync(f2, r);
1365        assertTrue(f.cancel(true));
1366        f2.complete(two);
1367        checkCompletedWithWrappedCancellationException(g);
1368
1369        r = new AddAction();
1370        f = new CompletableFuture<Integer>();
1371        f2 = new CompletableFuture<Integer>();
1372        g = f.thenAcceptBothAsync(f2, r);
1373        f.complete(one);
1374        assertTrue(f2.cancel(true));
1375        checkCompletedWithWrappedCancellationException(g);
1376    }
1377
1378    /**
1379     * runAfterBothAsync result completes normally after normal
1380     * completion of sources
1381     */
1382    public void testRunAfterBothAsync() {
1383        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1384        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1385        Noop r = new Noop();
1386        CompletableFuture<Void> g = f.runAfterBothAsync(f2, r);
1387        f.complete(one);
1388        checkIncomplete(g);
1389        f2.complete(two);
1390        checkCompletedNormally(g, null);
1391        assertTrue(r.ran);
1392    }
1393
1394    /**
1395     * runAfterBothAsync result completes exceptionally after exceptional
1396     * completion of source
1397     */
1398    public void testRunAfterBothAsync2() {
1399        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1400        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1401        Noop r = new Noop();
1402        CompletableFuture<Void> g = f.runAfterBothAsync(f2, r);
1403        f.completeExceptionally(new CFException());
1404        f2.complete(two);
1405        checkCompletedWithWrappedCFException(g);
1406
1407        r = new Noop();
1408        f = new CompletableFuture<Integer>();
1409        f2 = new CompletableFuture<Integer>();
1410        g = f.runAfterBothAsync(f2, r);
1411        f.complete(one);
1412        f2.completeExceptionally(new CFException());
1413        checkCompletedWithWrappedCFException(g);
1414    }
1415
1416    /**
1417     * runAfterBothAsync result completes exceptionally if action does
1418     */
1419    public void testRunAfterBothAsync3() {
1420        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1421        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1422        FailingNoop r = new FailingNoop();
1423        CompletableFuture<Void> g = f.runAfterBothAsync(f2, r);
1424        f.complete(one);
1425        checkIncomplete(g);
1426        f2.complete(two);
1427        checkCompletedWithWrappedCFException(g);
1428    }
1429
1430    /**
1431     * runAfterBothAsync result completes exceptionally if either source cancelled
1432     */
1433    public void testRunAfterBothAsync4() {
1434        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1435        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1436        Noop r = new Noop();
1437        CompletableFuture<Void> g = f.runAfterBothAsync(f2, r);
1438        assertTrue(f.cancel(true));
1439        f2.complete(two);
1440        checkCompletedWithWrappedCancellationException(g);
1441
1442        r = new Noop();
1443        f = new CompletableFuture<Integer>();
1444        f2 = new CompletableFuture<Integer>();
1445        g = f.runAfterBothAsync(f2, r);
1446        f.complete(one);
1447        assertTrue(f2.cancel(true));
1448        checkCompletedWithWrappedCancellationException(g);
1449    }
1450
1451    /**
1452     * applyToEitherAsync result completes normally after normal
1453     * completion of sources
1454     */
1455    public void testApplyToEitherAsync() {
1456        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1457        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1458        CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc);
1459        f.complete(one);
1460        checkCompletedNormally(g, two);
1461
1462        f = new CompletableFuture<Integer>();
1463        f.complete(one);
1464        f2 = new CompletableFuture<Integer>();
1465        g = f.applyToEitherAsync(f2, inc);
1466        checkCompletedNormally(g, two);
1467    }
1468
1469    /**
1470     * applyToEitherAsync result completes exceptionally after exceptional
1471     * completion of source
1472     */
1473    public void testApplyToEitherAsync2() {
1474        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1475        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1476        CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc);
1477        f.completeExceptionally(new CFException());
1478        checkCompletedWithWrappedCFException(g);
1479
1480        f = new CompletableFuture<Integer>();
1481        f2 = new CompletableFuture<Integer>();
1482        f2.completeExceptionally(new CFException());
1483        g = f.applyToEitherAsync(f2, inc);
1484        f.complete(one);
1485        checkCompletedWithWrappedCFException(g);
1486    }
1487
1488    /**
1489     * applyToEitherAsync result completes exceptionally if action does
1490     */
1491    public void testApplyToEitherAsync3() {
1492        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1493        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1494        FailingFunction r = new FailingFunction();
1495        CompletableFuture<Integer> g = f.applyToEitherAsync(f2, r);
1496        f.complete(one);
1497        checkCompletedWithWrappedCFException(g);
1498    }
1499
1500    /**
1501     * applyToEitherAsync result completes exceptionally if either source cancelled
1502     */
1503    public void testApplyToEitherAsync4() {
1504        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1505        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1506        CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc);
1507        assertTrue(f.cancel(true));
1508        checkCompletedWithWrappedCancellationException(g);
1509
1510        f = new CompletableFuture<Integer>();
1511        f2 = new CompletableFuture<Integer>();
1512        assertTrue(f2.cancel(true));
1513        g = f.applyToEitherAsync(f2, inc);
1514        checkCompletedWithWrappedCancellationException(g);
1515    }
1516
1517    /**
1518     * acceptEitherAsync result completes normally after normal
1519     * completion of sources
1520     */
1521    public void testAcceptEitherAsync() {
1522        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1523        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1524        IncAction r = new IncAction();
1525        CompletableFuture<Void> g = f.acceptEitherAsync(f2, r);
1526        f.complete(one);
1527        checkCompletedNormally(g, null);
1528        assertEquals(r.value, 2);
1529
1530        r = new IncAction();
1531        f = new CompletableFuture<Integer>();
1532        f.complete(one);
1533        f2 = new CompletableFuture<Integer>();
1534        g = f.acceptEitherAsync(f2, r);
1535        checkCompletedNormally(g, null);
1536        assertEquals(r.value, 2);
1537    }
1538
1539    /**
1540     * acceptEitherAsync result completes exceptionally after exceptional
1541     * completion of source
1542     */
1543    public void testAcceptEitherAsync2() {
1544        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1545        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1546        IncAction r = new IncAction();
1547        CompletableFuture<Void> g = f.acceptEitherAsync(f2, r);
1548        f.completeExceptionally(new CFException());
1549        checkCompletedWithWrappedCFException(g);
1550
1551        r = new IncAction();
1552        f = new CompletableFuture<Integer>();
1553        f2 = new CompletableFuture<Integer>();
1554        f2.completeExceptionally(new CFException());
1555        g = f.acceptEitherAsync(f2, r);
1556        f.complete(one);
1557        checkCompletedWithWrappedCFException(g);
1558    }
1559
1560    /**
1561     * acceptEitherAsync result completes exceptionally if action does
1562     */
1563    public void testAcceptEitherAsync3() {
1564        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1565        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1566        FailingConsumer r = new FailingConsumer();
1567        CompletableFuture<Void> g = f.acceptEitherAsync(f2, r);
1568        f.complete(one);
1569        checkCompletedWithWrappedCFException(g);
1570    }
1571
1572    /**
1573     * acceptEitherAsync result completes exceptionally if either
1574     * source cancelled
1575     */
1576    public void testAcceptEitherAsync4() {
1577        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1578        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1579        IncAction r = new IncAction();
1580        CompletableFuture<Void> g = f.acceptEitherAsync(f2, r);
1581        assertTrue(f.cancel(true));
1582        checkCompletedWithWrappedCancellationException(g);
1583
1584        r = new IncAction();
1585        f = new CompletableFuture<Integer>();
1586        f2 = new CompletableFuture<Integer>();
1587        assertTrue(f2.cancel(true));
1588        g = f.acceptEitherAsync(f2, r);
1589        checkCompletedWithWrappedCancellationException(g);
1590    }
2760  
2761      /**
2762       * runAfterEitherAsync result completes normally after normal
2763       * completion of sources
2764       */
2765      public void testRunAfterEitherAsync() {
2766 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2767 <        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2766 >        CompletableFuture<Integer> f = new CompletableFuture<>();
2767 >        CompletableFuture<Integer> f2 = new CompletableFuture<>();
2768          Noop r = new Noop();
2769          CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r);
2770          f.complete(one);
# Line 1603 | Line 2772 | public class CompletableFutureTest exten
2772          assertTrue(r.ran);
2773  
2774          r = new Noop();
2775 <        f = new CompletableFuture<Integer>();
2775 >        f = new CompletableFuture<>();
2776          f.complete(one);
2777 <        f2 = new CompletableFuture<Integer>();
2777 >        f2 = new CompletableFuture<>();
2778          g = f.runAfterEitherAsync(f2, r);
2779          checkCompletedNormally(g, null);
2780          assertTrue(r.ran);
# Line 1616 | Line 2785 | public class CompletableFutureTest exten
2785       * completion of source
2786       */
2787      public void testRunAfterEitherAsync2() {
2788 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2789 <        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2788 >        CompletableFuture<Integer> f = new CompletableFuture<>();
2789 >        CompletableFuture<Integer> f2 = new CompletableFuture<>();
2790          Noop r = new Noop();
2791          CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r);
2792          f.completeExceptionally(new CFException());
2793          checkCompletedWithWrappedCFException(g);
2794  
2795          r = new Noop();
2796 <        f = new CompletableFuture<Integer>();
2797 <        f2 = new CompletableFuture<Integer>();
2796 >        f = new CompletableFuture<>();
2797 >        f2 = new CompletableFuture<>();
2798          f2.completeExceptionally(new CFException());
2799          g = f.runAfterEitherAsync(f2, r);
2800          f.complete(one);
# Line 1636 | Line 2805 | public class CompletableFutureTest exten
2805       * runAfterEitherAsync result completes exceptionally if action does
2806       */
2807      public void testRunAfterEitherAsync3() {
2808 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2809 <        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2808 >        CompletableFuture<Integer> f = new CompletableFuture<>();
2809 >        CompletableFuture<Integer> f2 = new CompletableFuture<>();
2810          FailingNoop r = new FailingNoop();
2811          CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r);
2812          f.complete(one);
# Line 1649 | Line 2818 | public class CompletableFutureTest exten
2818       * source cancelled
2819       */
2820      public void testRunAfterEitherAsync4() {
2821 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2822 <        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2821 >        CompletableFuture<Integer> f = new CompletableFuture<>();
2822 >        CompletableFuture<Integer> f2 = new CompletableFuture<>();
2823          Noop r = new Noop();
2824          CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r);
2825          assertTrue(f.cancel(true));
2826          checkCompletedWithWrappedCancellationException(g);
2827  
2828          r = new Noop();
2829 <        f = new CompletableFuture<Integer>();
2830 <        f2 = new CompletableFuture<Integer>();
2829 >        f = new CompletableFuture<>();
2830 >        f2 = new CompletableFuture<>();
2831          assertTrue(f2.cancel(true));
2832          g = f.runAfterEitherAsync(f2, r);
2833          checkCompletedWithWrappedCancellationException(g);
# Line 1669 | Line 2838 | public class CompletableFutureTest exten
2838       * completion of source
2839       */
2840      public void testThenComposeAsync() {
2841 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2842 <        CompletableFutureInc r = new CompletableFutureInc();
2843 <        CompletableFuture<Integer> g = f.thenComposeAsync(r);
2841 >        CompletableFuture<Integer> f, g;
2842 >        CompletableFutureInc r;
2843 >
2844 >        f = new CompletableFuture<>();
2845 >        g = f.thenComposeAsync(r = new CompletableFutureInc());
2846 >        f.complete(one);
2847 >        checkCompletedNormally(g, two);
2848 >
2849 >        f = new CompletableFuture<>();
2850          f.complete(one);
2851 +        g = f.thenComposeAsync(r = new CompletableFutureInc());
2852          checkCompletedNormally(g, two);
2853      }
2854  
# Line 1681 | Line 2857 | public class CompletableFutureTest exten
2857       * exceptional completion of source
2858       */
2859      public void testThenComposeAsync2() {
2860 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2861 <        CompletableFutureInc r = new CompletableFutureInc();
2862 <        CompletableFuture<Integer> g = f.thenComposeAsync(r);
2860 >        CompletableFuture<Integer> f, g;
2861 >        CompletableFutureInc r;
2862 >
2863 >        f = new CompletableFuture<>();
2864 >        g = f.thenComposeAsync(r = new CompletableFutureInc());
2865          f.completeExceptionally(new CFException());
2866          checkCompletedWithWrappedCFException(g);
2867 +        assertFalse(r.ran);
2868 +
2869 +        f = new CompletableFuture<>();
2870 +        f.completeExceptionally(new CFException());
2871 +        g = f.thenComposeAsync(r = new CompletableFutureInc());
2872 +        checkCompletedWithWrappedCFException(g);
2873 +        assertFalse(r.ran);
2874      }
2875  
2876      /**
2877       * thenComposeAsync result completes exceptionally if action does
2878       */
2879      public void testThenComposeAsync3() {
2880 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2881 <        FailingCompletableFutureFunction r = new FailingCompletableFutureFunction();
2882 <        CompletableFuture<Integer> g = f.thenComposeAsync(r);
2880 >        CompletableFuture<Integer> f, g;
2881 >        FailingCompletableFutureFunction r;
2882 >
2883 >        f = new CompletableFuture<>();
2884 >        g = f.thenComposeAsync(r = new FailingCompletableFutureFunction());
2885 >        f.complete(one);
2886 >        checkCompletedWithWrappedCFException(g);
2887 >
2888 >        f = new CompletableFuture<>();
2889          f.complete(one);
2890 +        g = f.thenComposeAsync(r = new FailingCompletableFutureFunction());
2891          checkCompletedWithWrappedCFException(g);
2892      }
2893  
# Line 1703 | Line 2895 | public class CompletableFutureTest exten
2895       * thenComposeAsync result completes exceptionally if source cancelled
2896       */
2897      public void testThenComposeAsync4() {
2898 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2899 <        CompletableFutureInc r = new CompletableFutureInc();
2900 <        CompletableFuture<Integer> g = f.thenComposeAsync(r);
2898 >        CompletableFuture<Integer> f, g;
2899 >        CompletableFutureInc r;
2900 >
2901 >        f = new CompletableFuture<>();
2902 >        g = f.thenComposeAsync(r = new CompletableFutureInc());
2903          assertTrue(f.cancel(true));
2904          checkCompletedWithWrappedCancellationException(g);
1711    }
2905  
2906 +        f = new CompletableFuture<>();
2907 +        assertTrue(f.cancel(true));
2908 +        g = f.thenComposeAsync(r = new CompletableFutureInc());
2909 +        checkCompletedWithWrappedCancellationException(g);
2910 +    }
2911  
2912      // async with explicit executors
2913  
# Line 1717 | Line 2915 | public class CompletableFutureTest exten
2915       * thenRunAsync result completes normally after normal completion of source
2916       */
2917      public void testThenRunAsyncE() {
2918 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2918 >        CompletableFuture<Integer> f = new CompletableFuture<>();
2919          Noop r = new Noop();
2920          CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor());
2921          f.complete(null);
2922          checkCompletedNormally(g, null);
2923  
2924          // reordered version
2925 <        f = new CompletableFuture<Integer>();
2925 >        f = new CompletableFuture<>();
2926          f.complete(null);
2927          r = new Noop();
2928          g = f.thenRunAsync(r, new ThreadExecutor());
# Line 1736 | Line 2934 | public class CompletableFutureTest exten
2934       * completion of source
2935       */
2936      public void testThenRunAsync2E() {
2937 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2937 >        CompletableFuture<Integer> f = new CompletableFuture<>();
2938          Noop r = new Noop();
2939          CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor());
2940          f.completeExceptionally(new CFException());
2941          try {
2942              g.join();
2943              shouldThrow();
2944 <        } catch (Exception ok) {
1747 <        }
2944 >        } catch (CompletionException success) {}
2945          checkCompletedWithWrappedCFException(g);
2946      }
2947  
# Line 1752 | Line 2949 | public class CompletableFutureTest exten
2949       * thenRunAsync result completes exceptionally if action does
2950       */
2951      public void testThenRunAsync3E() {
2952 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2952 >        CompletableFuture<Integer> f = new CompletableFuture<>();
2953          FailingNoop r = new FailingNoop();
2954          CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor());
2955          f.complete(null);
# Line 1763 | Line 2960 | public class CompletableFutureTest exten
2960       * thenRunAsync result completes exceptionally if source cancelled
2961       */
2962      public void testThenRunAsync4E() {
2963 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2963 >        CompletableFuture<Integer> f = new CompletableFuture<>();
2964          Noop r = new Noop();
2965          CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor());
2966          assertTrue(f.cancel(true));
# Line 1774 | Line 2971 | public class CompletableFutureTest exten
2971       * thenApplyAsync result completes normally after normal completion of source
2972       */
2973      public void testThenApplyAsyncE() {
2974 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2974 >        CompletableFuture<Integer> f = new CompletableFuture<>();
2975          CompletableFuture<Integer> g = f.thenApplyAsync(inc, new ThreadExecutor());
2976          f.complete(one);
2977          checkCompletedNormally(g, two);
# Line 1785 | Line 2982 | public class CompletableFutureTest exten
2982       * completion of source
2983       */
2984      public void testThenApplyAsync2E() {
2985 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2985 >        CompletableFuture<Integer> f = new CompletableFuture<>();
2986          CompletableFuture<Integer> g = f.thenApplyAsync(inc, new ThreadExecutor());
2987          f.completeExceptionally(new CFException());
2988          checkCompletedWithWrappedCFException(g);
# Line 1795 | Line 2992 | public class CompletableFutureTest exten
2992       * thenApplyAsync result completes exceptionally if action does
2993       */
2994      public void testThenApplyAsync3E() {
2995 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2995 >        CompletableFuture<Integer> f = new CompletableFuture<>();
2996          FailingFunction r = new FailingFunction();
2997          CompletableFuture<Integer> g = f.thenApplyAsync(r, new ThreadExecutor());
2998          f.complete(null);
# Line 1806 | Line 3003 | public class CompletableFutureTest exten
3003       * thenApplyAsync result completes exceptionally if source cancelled
3004       */
3005      public void testThenApplyAsync4E() {
3006 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
3006 >        CompletableFuture<Integer> f = new CompletableFuture<>();
3007          CompletableFuture<Integer> g = f.thenApplyAsync(inc, new ThreadExecutor());
3008          assertTrue(f.cancel(true));
3009          checkCompletedWithWrappedCancellationException(g);
# Line 1817 | Line 3014 | public class CompletableFutureTest exten
3014       * completion of source
3015       */
3016      public void testThenAcceptAsyncE() {
3017 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
3017 >        CompletableFuture<Integer> f = new CompletableFuture<>();
3018          IncAction r = new IncAction();
3019          CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor());
3020          f.complete(one);
3021          checkCompletedNormally(g, null);
3022 <        assertEquals(r.value, 2);
3022 >        assertEquals(r.value, (Integer) 2);
3023      }
3024  
3025      /**
# Line 1830 | Line 3027 | public class CompletableFutureTest exten
3027       * completion of source
3028       */
3029      public void testThenAcceptAsync2E() {
3030 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
3030 >        CompletableFuture<Integer> f = new CompletableFuture<>();
3031          IncAction r = new IncAction();
3032          CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor());
3033          f.completeExceptionally(new CFException());
# Line 1841 | Line 3038 | public class CompletableFutureTest exten
3038       * thenAcceptAsync result completes exceptionally if action does
3039       */
3040      public void testThenAcceptAsync3E() {
3041 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
3041 >        CompletableFuture<Integer> f = new CompletableFuture<>();
3042          FailingConsumer r = new FailingConsumer();
3043          CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor());
3044          f.complete(null);
# Line 1852 | Line 3049 | public class CompletableFutureTest exten
3049       * thenAcceptAsync result completes exceptionally if source cancelled
3050       */
3051      public void testThenAcceptAsync4E() {
3052 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
3052 >        CompletableFuture<Integer> f = new CompletableFuture<>();
3053          IncAction r = new IncAction();
3054          CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor());
3055          assertTrue(f.cancel(true));
3056          checkCompletedWithWrappedCancellationException(g);
3057      }
1861    /**
1862     * thenCombineAsync result completes normally after normal
1863     * completion of sources
1864     */
1865    public void testThenCombineAsyncE() {
1866        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1867        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1868        CompletableFuture<Integer> g = f.thenCombineAsync(f2, add, new ThreadExecutor());
1869        f.complete(one);
1870        checkIncomplete(g);
1871        f2.complete(two);
1872        checkCompletedNormally(g, three);
1873    }
1874
1875    /**
1876     * thenCombineAsync result completes exceptionally after exceptional
1877     * completion of source
1878     */
1879    public void testThenCombineAsync2E() {
1880        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1881        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1882        CompletableFuture<Integer> g = f.thenCombineAsync(f2, add, new ThreadExecutor());
1883        f.completeExceptionally(new CFException());
1884        f2.complete(two);
1885        checkCompletedWithWrappedCFException(g);
1886
1887        f = new CompletableFuture<Integer>();
1888        f2 = new CompletableFuture<Integer>();
1889        g = f.thenCombineAsync(f2, add, new ThreadExecutor());
1890        f.complete(one);
1891        f2.completeExceptionally(new CFException());
1892        checkCompletedWithWrappedCFException(g);
1893    }
1894
1895    /**
1896     * thenCombineAsync result completes exceptionally if action does
1897     */
1898    public void testThenCombineAsync3E() {
1899        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1900        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1901        FailingBiFunction r = new FailingBiFunction();
1902        CompletableFuture<Integer> g = f.thenCombineAsync(f2, r, new ThreadExecutor());
1903        f.complete(one);
1904        checkIncomplete(g);
1905        f2.complete(two);
1906        checkCompletedWithWrappedCFException(g);
1907    }
1908
1909    /**
1910     * thenCombineAsync result completes exceptionally if either source cancelled
1911     */
1912    public void testThenCombineAsync4E() {
1913        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1914        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1915        CompletableFuture<Integer> g = f.thenCombineAsync(f2, add, new ThreadExecutor());
1916        assertTrue(f.cancel(true));
1917        f2.complete(two);
1918        checkCompletedWithWrappedCancellationException(g);
1919
1920        f = new CompletableFuture<Integer>();
1921        f2 = new CompletableFuture<Integer>();
1922        g = f.thenCombineAsync(f2, add, new ThreadExecutor());
1923        f.complete(one);
1924        assertTrue(f2.cancel(true));
1925        checkCompletedWithWrappedCancellationException(g);
1926    }
1927
1928    /**
1929     * thenAcceptBothAsync result completes normally after normal
1930     * completion of sources
1931     */
1932    public void testThenAcceptBothAsyncE() {
1933        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1934        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1935        AddAction r = new AddAction();
1936        CompletableFuture<Void> g = f.thenAcceptBothAsync(f2, r, new ThreadExecutor());
1937        f.complete(one);
1938        checkIncomplete(g);
1939        f2.complete(two);
1940        checkCompletedNormally(g, null);
1941        assertEquals(r.value, 3);
1942    }
1943
1944    /**
1945     * thenAcceptBothAsync result completes exceptionally after exceptional
1946     * completion of source
1947     */
1948    public void testThenAcceptBothAsync2E() {
1949        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1950        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1951        AddAction r = new AddAction();
1952        CompletableFuture<Void> g = f.thenAcceptBothAsync(f2, r, new ThreadExecutor());
1953        f.completeExceptionally(new CFException());
1954        f2.complete(two);
1955        checkCompletedWithWrappedCFException(g);
1956
1957        r = new AddAction();
1958        f = new CompletableFuture<Integer>();
1959        f2 = new CompletableFuture<Integer>();
1960        g = f.thenAcceptBothAsync(f2, r, new ThreadExecutor());
1961        f.complete(one);
1962        f2.completeExceptionally(new CFException());
1963        checkCompletedWithWrappedCFException(g);
1964    }
1965
1966    /**
1967     * thenAcceptBothAsync result completes exceptionally if action does
1968     */
1969    public void testThenAcceptBothAsync3E() {
1970        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1971        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1972        FailingBiConsumer r = new FailingBiConsumer();
1973        CompletableFuture<Void> g = f.thenAcceptBothAsync(f2, r, new ThreadExecutor());
1974        f.complete(one);
1975        checkIncomplete(g);
1976        f2.complete(two);
1977        checkCompletedWithWrappedCFException(g);
1978    }
1979
1980    /**
1981     * thenAcceptBothAsync result completes exceptionally if either source cancelled
1982     */
1983    public void testThenAcceptBothAsync4E() {
1984        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1985        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1986        AddAction r = new AddAction();
1987        CompletableFuture<Void> g = f.thenAcceptBothAsync(f2, r, new ThreadExecutor());
1988        assertTrue(f.cancel(true));
1989        f2.complete(two);
1990        checkCompletedWithWrappedCancellationException(g);
1991
1992        r = new AddAction();
1993        f = new CompletableFuture<Integer>();
1994        f2 = new CompletableFuture<Integer>();
1995        g = f.thenAcceptBothAsync(f2, r, new ThreadExecutor());
1996        f.complete(one);
1997        assertTrue(f2.cancel(true));
1998        checkCompletedWithWrappedCancellationException(g);
1999    }
2000
2001    /**
2002     * runAfterBothAsync result completes normally after normal
2003     * completion of sources
2004     */
2005    public void testRunAfterBothAsyncE() {
2006        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2007        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2008        Noop r = new Noop();
2009        CompletableFuture<Void> g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
2010        f.complete(one);
2011        checkIncomplete(g);
2012        f2.complete(two);
2013        checkCompletedNormally(g, null);
2014        assertTrue(r.ran);
2015    }
2016
2017    /**
2018     * runAfterBothAsync result completes exceptionally after exceptional
2019     * completion of source
2020     */
2021    public void testRunAfterBothAsync2E() {
2022        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2023        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2024        Noop r = new Noop();
2025        CompletableFuture<Void> g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
2026        f.completeExceptionally(new CFException());
2027        f2.complete(two);
2028        checkCompletedWithWrappedCFException(g);
2029
2030        r = new Noop();
2031        f = new CompletableFuture<Integer>();
2032        f2 = new CompletableFuture<Integer>();
2033        g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
2034        f.complete(one);
2035        f2.completeExceptionally(new CFException());
2036        checkCompletedWithWrappedCFException(g);
2037    }
2038
2039    /**
2040     * runAfterBothAsync result completes exceptionally if action does
2041     */
2042    public void testRunAfterBothAsync3E() {
2043        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2044        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2045        FailingNoop r = new FailingNoop();
2046        CompletableFuture<Void> g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
2047        f.complete(one);
2048        checkIncomplete(g);
2049        f2.complete(two);
2050        checkCompletedWithWrappedCFException(g);
2051    }
2052
2053    /**
2054     * runAfterBothAsync result completes exceptionally if either source cancelled
2055     */
2056    public void testRunAfterBothAsync4E() {
2057        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2058        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2059        Noop r = new Noop();
2060        CompletableFuture<Void> g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
2061        assertTrue(f.cancel(true));
2062        f2.complete(two);
2063        checkCompletedWithWrappedCancellationException(g);
2064
2065        r = new Noop();
2066        f = new CompletableFuture<Integer>();
2067        f2 = new CompletableFuture<Integer>();
2068        g = f.runAfterBothAsync(f2, r, new ThreadExecutor());
2069        f.complete(one);
2070        assertTrue(f2.cancel(true));
2071        checkCompletedWithWrappedCancellationException(g);
2072    }
2073
2074    /**
2075     * applyToEitherAsync result completes normally after normal
2076     * completion of sources
2077     */
2078    public void testApplyToEitherAsyncE() {
2079        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2080        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2081        CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
2082        f.complete(one);
2083        checkCompletedNormally(g, two);
2084
2085        f = new CompletableFuture<Integer>();
2086        f.complete(one);
2087        f2 = new CompletableFuture<Integer>();
2088        g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
2089        checkCompletedNormally(g, two);
2090    }
2091
2092    /**
2093     * applyToEitherAsync result completes exceptionally after exceptional
2094     * completion of source
2095     */
2096    public void testApplyToEitherAsync2E() {
2097        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2098        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2099        CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
2100        f.completeExceptionally(new CFException());
2101        checkCompletedWithWrappedCFException(g);
2102
2103        f = new CompletableFuture<Integer>();
2104        f2 = new CompletableFuture<Integer>();
2105        f2.completeExceptionally(new CFException());
2106        g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
2107        f.complete(one);
2108        checkCompletedWithWrappedCFException(g);
2109    }
2110
2111    /**
2112     * applyToEitherAsync result completes exceptionally if action does
2113     */
2114    public void testApplyToEitherAsync3E() {
2115        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2116        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2117        FailingFunction r = new FailingFunction();
2118        CompletableFuture<Integer> g = f.applyToEitherAsync(f2, r, new ThreadExecutor());
2119        f.complete(one);
2120        checkCompletedWithWrappedCFException(g);
2121    }
2122
2123    /**
2124     * applyToEitherAsync result completes exceptionally if either source cancelled
2125     */
2126    public void testApplyToEitherAsync4E() {
2127        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2128        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2129        CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
2130        assertTrue(f.cancel(true));
2131        checkCompletedWithWrappedCancellationException(g);
2132
2133        f = new CompletableFuture<Integer>();
2134        f2 = new CompletableFuture<Integer>();
2135        assertTrue(f2.cancel(true));
2136        g = f.applyToEitherAsync(f2, inc, new ThreadExecutor());
2137        checkCompletedWithWrappedCancellationException(g);
2138    }
2139
2140    /**
2141     * acceptEitherAsync result completes normally after normal
2142     * completion of sources
2143     */
2144    public void testAcceptEitherAsyncE() {
2145        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2146        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2147        IncAction r = new IncAction();
2148        CompletableFuture<Void> g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2149        f.complete(one);
2150        checkCompletedNormally(g, null);
2151        assertEquals(r.value, 2);
2152
2153        r = new IncAction();
2154        f = new CompletableFuture<Integer>();
2155        f.complete(one);
2156        f2 = new CompletableFuture<Integer>();
2157        g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2158        checkCompletedNormally(g, null);
2159        assertEquals(r.value, 2);
2160    }
2161
2162    /**
2163     * acceptEitherAsync result completes exceptionally after exceptional
2164     * completion of source
2165     */
2166    public void testAcceptEitherAsync2E() {
2167        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2168        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2169        IncAction r = new IncAction();
2170        CompletableFuture<Void> g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2171        f.completeExceptionally(new CFException());
2172        checkCompletedWithWrappedCFException(g);
2173
2174        r = new IncAction();
2175        f = new CompletableFuture<Integer>();
2176        f2 = new CompletableFuture<Integer>();
2177        f2.completeExceptionally(new CFException());
2178        g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2179        f.complete(one);
2180        checkCompletedWithWrappedCFException(g);
2181    }
2182
2183    /**
2184     * acceptEitherAsync result completes exceptionally if action does
2185     */
2186    public void testAcceptEitherAsync3E() {
2187        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2188        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2189        FailingConsumer r = new FailingConsumer();
2190        CompletableFuture<Void> g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2191        f.complete(one);
2192        checkCompletedWithWrappedCFException(g);
2193    }
2194
2195    /**
2196     * acceptEitherAsync result completes exceptionally if either
2197     * source cancelled
2198     */
2199    public void testAcceptEitherAsync4E() {
2200        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2201        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2202        IncAction r = new IncAction();
2203        CompletableFuture<Void> g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2204        assertTrue(f.cancel(true));
2205        checkCompletedWithWrappedCancellationException(g);
2206
2207        r = new IncAction();
2208        f = new CompletableFuture<Integer>();
2209        f2 = new CompletableFuture<Integer>();
2210        assertTrue(f2.cancel(true));
2211        g = f.acceptEitherAsync(f2, r, new ThreadExecutor());
2212        checkCompletedWithWrappedCancellationException(g);
2213    }
3058  
3059      /**
3060       * runAfterEitherAsync result completes normally after normal
3061       * completion of sources
3062       */
3063      public void testRunAfterEitherAsyncE() {
3064 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
3065 <        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
3064 >        CompletableFuture<Integer> f = new CompletableFuture<>();
3065 >        CompletableFuture<Integer> f2 = new CompletableFuture<>();
3066          Noop r = new Noop();
3067          CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
3068          f.complete(one);
# Line 2226 | Line 3070 | public class CompletableFutureTest exten
3070          assertTrue(r.ran);
3071  
3072          r = new Noop();
3073 <        f = new CompletableFuture<Integer>();
3073 >        f = new CompletableFuture<>();
3074          f.complete(one);
3075 <        f2 = new CompletableFuture<Integer>();
3075 >        f2 = new CompletableFuture<>();
3076          g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
3077          checkCompletedNormally(g, null);
3078          assertTrue(r.ran);
# Line 2239 | Line 3083 | public class CompletableFutureTest exten
3083       * completion of source
3084       */
3085      public void testRunAfterEitherAsync2E() {
3086 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
3087 <        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
3086 >        CompletableFuture<Integer> f = new CompletableFuture<>();
3087 >        CompletableFuture<Integer> f2 = new CompletableFuture<>();
3088          Noop r = new Noop();
3089          CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
3090          f.completeExceptionally(new CFException());
3091          checkCompletedWithWrappedCFException(g);
3092  
3093          r = new Noop();
3094 <        f = new CompletableFuture<Integer>();
3095 <        f2 = new CompletableFuture<Integer>();
3094 >        f = new CompletableFuture<>();
3095 >        f2 = new CompletableFuture<>();
3096          f2.completeExceptionally(new CFException());
3097          g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
3098          f.complete(one);
# Line 2259 | Line 3103 | public class CompletableFutureTest exten
3103       * runAfterEitherAsync result completes exceptionally if action does
3104       */
3105      public void testRunAfterEitherAsync3E() {
3106 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
3107 <        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
3106 >        CompletableFuture<Integer> f = new CompletableFuture<>();
3107 >        CompletableFuture<Integer> f2 = new CompletableFuture<>();
3108          FailingNoop r = new FailingNoop();
3109          CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
3110          f.complete(one);
# Line 2272 | Line 3116 | public class CompletableFutureTest exten
3116       * source cancelled
3117       */
3118      public void testRunAfterEitherAsync4E() {
3119 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
3120 <        CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
3119 >        CompletableFuture<Integer> f = new CompletableFuture<>();
3120 >        CompletableFuture<Integer> f2 = new CompletableFuture<>();
3121          Noop r = new Noop();
3122          CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
3123          assertTrue(f.cancel(true));
3124          checkCompletedWithWrappedCancellationException(g);
3125  
3126          r = new Noop();
3127 <        f = new CompletableFuture<Integer>();
3128 <        f2 = new CompletableFuture<Integer>();
3127 >        f = new CompletableFuture<>();
3128 >        f2 = new CompletableFuture<>();
3129          assertTrue(f2.cancel(true));
3130          g = f.runAfterEitherAsync(f2, r, new ThreadExecutor());
3131          checkCompletedWithWrappedCancellationException(g);
# Line 2292 | Line 3136 | public class CompletableFutureTest exten
3136       * completion of source
3137       */
3138      public void testThenComposeAsyncE() {
3139 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
3139 >        CompletableFuture<Integer> f = new CompletableFuture<>();
3140          CompletableFutureInc r = new CompletableFutureInc();
3141          CompletableFuture<Integer> g = f.thenComposeAsync(r, new ThreadExecutor());
3142          f.complete(one);
# Line 2304 | Line 3148 | public class CompletableFutureTest exten
3148       * exceptional completion of source
3149       */
3150      public void testThenComposeAsync2E() {
3151 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
3151 >        CompletableFuture<Integer> f = new CompletableFuture<>();
3152          CompletableFutureInc r = new CompletableFutureInc();
3153          CompletableFuture<Integer> g = f.thenComposeAsync(r, new ThreadExecutor());
3154          f.completeExceptionally(new CFException());
# Line 2315 | Line 3159 | public class CompletableFutureTest exten
3159       * thenComposeAsync result completes exceptionally if action does
3160       */
3161      public void testThenComposeAsync3E() {
3162 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
3162 >        CompletableFuture<Integer> f = new CompletableFuture<>();
3163          FailingCompletableFutureFunction r = new FailingCompletableFutureFunction();
3164          CompletableFuture<Integer> g = f.thenComposeAsync(r, new ThreadExecutor());
3165          f.complete(one);
# Line 2326 | Line 3170 | public class CompletableFutureTest exten
3170       * thenComposeAsync result completes exceptionally if source cancelled
3171       */
3172      public void testThenComposeAsync4E() {
3173 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
3173 >        CompletableFuture<Integer> f = new CompletableFuture<>();
3174          CompletableFutureInc r = new CompletableFutureInc();
3175          CompletableFuture<Integer> g = f.thenComposeAsync(r, new ThreadExecutor());
3176          assertTrue(f.cancel(true));
# Line 2340 | Line 3184 | public class CompletableFutureTest exten
3184       * with the value null
3185       */
3186      public void testAllOf_empty() throws Exception {
3187 <        CompletableFuture<?> f = CompletableFuture.allOf();
3187 >        CompletableFuture<Void> f = CompletableFuture.allOf();
3188          checkCompletedNormally(f, null);
3189      }
3190  
3191      /**
3192 <     * allOf returns a future completed when all components complete
3192 >     * allOf returns a future completed normally with the value null
3193 >     * when all components complete normally
3194       */
3195 <    public void testAllOf() throws Exception {
3195 >    public void testAllOf_normal() throws Exception {
3196          for (int k = 1; k < 20; ++k) {
3197 <            CompletableFuture[] fs = new CompletableFuture[k];
3197 >            CompletableFuture<Integer>[] fs = (CompletableFuture<Integer>[]) new CompletableFuture[k];
3198              for (int i = 0; i < k; ++i)
3199 <                fs[i] = new CompletableFuture<Integer>();
3199 >                fs[i] = new CompletableFuture<>();
3200              CompletableFuture<Void> f = CompletableFuture.allOf(fs);
3201              for (int i = 0; i < k; ++i) {
3202                  checkIncomplete(f);
3203 +                checkIncomplete(CompletableFuture.allOf(fs));
3204                  fs[i].complete(one);
3205              }
3206              checkCompletedNormally(f, null);
3207 +            checkCompletedNormally(CompletableFuture.allOf(fs), null);
3208          }
3209      }
3210  
# Line 2365 | Line 3212 | public class CompletableFutureTest exten
3212       * anyOf(no component futures) returns an incomplete future
3213       */
3214      public void testAnyOf_empty() throws Exception {
3215 <        CompletableFuture<?> f = CompletableFuture.anyOf();
3215 >        CompletableFuture<Object> f = CompletableFuture.anyOf();
3216          checkIncomplete(f);
3217      }
3218  
3219      /**
3220 <     * allOf returns a future completed when any components complete
3220 >     * anyOf returns a future completed normally with a value when
3221 >     * a component future does
3222       */
3223 <    public void testAnyOf() throws Exception {
3224 <        for (int k = 1; k < 20; ++k) {
3223 >    public void testAnyOf_normal() throws Exception {
3224 >        for (int k = 0; k < 10; ++k) {
3225              CompletableFuture[] fs = new CompletableFuture[k];
3226              for (int i = 0; i < k; ++i)
3227 <                fs[i] = new CompletableFuture<Integer>();
3227 >                fs[i] = new CompletableFuture<>();
3228              CompletableFuture<Object> f = CompletableFuture.anyOf(fs);
3229              checkIncomplete(f);
3230              for (int i = 0; i < k; ++i) {
3231                  fs[i].complete(one);
3232                  checkCompletedNormally(f, one);
3233 +                checkCompletedNormally(CompletableFuture.anyOf(fs), one);
3234 +            }
3235 +        }
3236 +    }
3237 +
3238 +    /**
3239 +     * anyOf result completes exceptionally when any component does.
3240 +     */
3241 +    public void testAnyOf_exceptional() throws Exception {
3242 +        for (int k = 0; k < 10; ++k) {
3243 +            CompletableFuture[] fs = new CompletableFuture[k];
3244 +            for (int i = 0; i < k; ++i)
3245 +                fs[i] = new CompletableFuture<>();
3246 +            CompletableFuture<Object> f = CompletableFuture.anyOf(fs);
3247 +            checkIncomplete(f);
3248 +            for (int i = 0; i < k; ++i) {
3249 +                fs[i].completeExceptionally(new CFException());
3250 +                checkCompletedWithWrappedCFException(f);
3251 +                checkCompletedWithWrappedCFException(CompletableFuture.anyOf(fs));
3252              }
3253          }
3254      }
# Line 2390 | Line 3257 | public class CompletableFutureTest exten
3257       * Completion methods throw NullPointerException with null arguments
3258       */
3259      public void testNPE() {
3260 <        CompletableFuture<Integer> f = new CompletableFuture<Integer>();
3261 <        CompletableFuture<Integer> g = new CompletableFuture<Integer>();
3262 <        CompletableFuture h;
3263 <        try { h = f.thenApply(null); } catch (NullPointerException ok) {}
3264 <        try { h = f.thenAccept(null); } catch (NullPointerException ok) {}
3265 <        try { h = f.thenRun(null); } catch (NullPointerException ok) {}
3266 <        try { h = f.thenCombine(g, null); } catch (NullPointerException ok) {}
3267 <        try { h = f.thenCombine(null, null); } catch (NullPointerException ok) {}
3268 <        try { h = f.applyToEither(g, null); } catch (NullPointerException ok) {}
3269 <        try { h = f.applyToEither(null, null); } catch (NullPointerException ok) {}
3270 <        try { h = f.thenAcceptBoth(g, null); } catch (NullPointerException ok) {}
3271 <        try { h = f.thenAcceptBoth(null, null); } catch (NullPointerException ok) {}
3272 <        try { h = f.runAfterEither(g, null); } catch (NullPointerException ok) {}
3273 <        try { h = f.runAfterEither(null, null); } catch (NullPointerException ok) {}
3274 <        try { h = f.runAfterBoth(g, null); } catch (NullPointerException ok) {}
3275 <        try { h = f.runAfterBoth(null, null); } catch (NullPointerException ok) {}
3276 <        try { h = f.exceptionally(null); } catch (NullPointerException ok) {}
3277 <        try { h = f.handle(null); } catch (NullPointerException ok) {}
3278 <        try { h = f.thenCompose(null); } catch (NullPointerException ok) {}
3279 <
3280 <        try { h = f.thenApplyAsync(null); } catch (NullPointerException ok) {}
3281 <        try { h = f.thenAcceptAsync(null); } catch (NullPointerException ok) {}
3282 <        try { h = f.thenRunAsync(null); } catch (NullPointerException ok) {}
3283 <        try { h = f.thenCombineAsync(g, null); } catch (NullPointerException ok) {}
3284 <        try { h = f.thenCombineAsync(null, null); } catch (NullPointerException ok) {}
3285 <        try { h = f.applyToEitherAsync(g, null); } catch (NullPointerException ok) {}
3286 <        try { h = f.applyToEitherAsync(null, null); } catch (NullPointerException ok) {}
3287 <        try { h = f.thenAcceptBothAsync(g, null); } catch (NullPointerException ok) {}
3288 <        try { h = f.thenAcceptBothAsync(null, null); } catch (NullPointerException ok) {}
3289 <        try { h = f.runAfterEitherAsync(g, null); } catch (NullPointerException ok) {}
3290 <        try { h = f.runAfterEitherAsync(null, null); } catch (NullPointerException ok) {}
3291 <        try { h = f.runAfterBothAsync(g, null); } catch (NullPointerException ok) {}
3292 <        try { h = f.runAfterBothAsync(null, null); } catch (NullPointerException ok) {}
3260 >        CompletableFuture<Integer> f = new CompletableFuture<>();
3261 >        CompletableFuture<Integer> g = new CompletableFuture<>();
3262 >        CompletableFuture<Integer> nullFuture = (CompletableFuture<Integer>)null;
3263 >        CompletableFuture<?> h;
3264 >        ThreadExecutor exec = new ThreadExecutor();
3265 >
3266 >        Runnable[] throwingActions = {
3267 >            () -> CompletableFuture.supplyAsync(null),
3268 >            () -> CompletableFuture.supplyAsync(null, exec),
3269 >            () -> CompletableFuture.supplyAsync(supplyOne, null),
3270 >
3271 >            () -> CompletableFuture.runAsync(null),
3272 >            () -> CompletableFuture.runAsync(null, exec),
3273 >            () -> CompletableFuture.runAsync(() -> {}, null),
3274 >
3275 >            () -> f.completeExceptionally(null),
3276 >
3277 >            () -> f.thenApply(null),
3278 >            () -> f.thenApplyAsync(null),
3279 >            () -> f.thenApplyAsync((x) -> x, null),
3280 >            () -> f.thenApplyAsync(null, exec),
3281 >
3282 >            () -> f.thenAccept(null),
3283 >            () -> f.thenAcceptAsync(null),
3284 >            () -> f.thenAcceptAsync((x) -> {} , null),
3285 >            () -> f.thenAcceptAsync(null, exec),
3286 >
3287 >            () -> f.thenRun(null),
3288 >            () -> f.thenRunAsync(null),
3289 >            () -> f.thenRunAsync(() -> {} , null),
3290 >            () -> f.thenRunAsync(null, exec),
3291 >
3292 >            () -> f.thenCombine(g, null),
3293 >            () -> f.thenCombineAsync(g, null),
3294 >            () -> f.thenCombineAsync(g, null, exec),
3295 >            () -> f.thenCombine(nullFuture, (x, y) -> x),
3296 >            () -> f.thenCombineAsync(nullFuture, (x, y) -> x),
3297 >            () -> f.thenCombineAsync(nullFuture, (x, y) -> x, exec),
3298 >            () -> f.thenCombineAsync(g, (x, y) -> x, null),
3299 >
3300 >            () -> f.thenAcceptBoth(g, null),
3301 >            () -> f.thenAcceptBothAsync(g, null),
3302 >            () -> f.thenAcceptBothAsync(g, null, exec),
3303 >            () -> f.thenAcceptBoth(nullFuture, (x, y) -> {}),
3304 >            () -> f.thenAcceptBothAsync(nullFuture, (x, y) -> {}),
3305 >            () -> f.thenAcceptBothAsync(nullFuture, (x, y) -> {}, exec),
3306 >            () -> f.thenAcceptBothAsync(g, (x, y) -> {}, null),
3307 >
3308 >            () -> f.runAfterBoth(g, null),
3309 >            () -> f.runAfterBothAsync(g, null),
3310 >            () -> f.runAfterBothAsync(g, null, exec),
3311 >            () -> f.runAfterBoth(nullFuture, () -> {}),
3312 >            () -> f.runAfterBothAsync(nullFuture, () -> {}),
3313 >            () -> f.runAfterBothAsync(nullFuture, () -> {}, exec),
3314 >            () -> f.runAfterBothAsync(g, () -> {}, null),
3315 >
3316 >            () -> f.applyToEither(g, null),
3317 >            () -> f.applyToEitherAsync(g, null),
3318 >            () -> f.applyToEitherAsync(g, null, exec),
3319 >            () -> f.applyToEither(nullFuture, (x) -> x),
3320 >            () -> f.applyToEitherAsync(nullFuture, (x) -> x),
3321 >            () -> f.applyToEitherAsync(nullFuture, (x) -> x, exec),
3322 >            () -> f.applyToEitherAsync(g, (x) -> x, null),
3323 >
3324 >            () -> f.acceptEither(g, null),
3325 >            () -> f.acceptEitherAsync(g, null),
3326 >            () -> f.acceptEitherAsync(g, null, exec),
3327 >            () -> f.acceptEither(nullFuture, (x) -> {}),
3328 >            () -> f.acceptEitherAsync(nullFuture, (x) -> {}),
3329 >            () -> f.acceptEitherAsync(nullFuture, (x) -> {}, exec),
3330 >            () -> f.acceptEitherAsync(g, (x) -> {}, null),
3331 >
3332 >            () -> f.runAfterEither(g, null),
3333 >            () -> f.runAfterEitherAsync(g, null),
3334 >            () -> f.runAfterEitherAsync(g, null, exec),
3335 >            () -> f.runAfterEither(nullFuture, () -> {}),
3336 >            () -> f.runAfterEitherAsync(nullFuture, () -> {}),
3337 >            () -> f.runAfterEitherAsync(nullFuture, () -> {}, exec),
3338 >            () -> f.runAfterEitherAsync(g, () -> {}, null),
3339 >
3340 >            () -> f.thenCompose(null),
3341 >            () -> f.thenComposeAsync(null),
3342 >            () -> f.thenComposeAsync(new CompletableFutureInc(), null),
3343 >            () -> f.thenComposeAsync(null, exec),
3344 >
3345 >            () -> f.exceptionally(null),
3346 >
3347 >            () -> f.handle(null),
3348 >
3349 >            () -> CompletableFuture.allOf((CompletableFuture<?>)null),
3350 >            () -> CompletableFuture.allOf((CompletableFuture<?>[])null),
3351 >            () -> CompletableFuture.allOf(f, null),
3352 >            () -> CompletableFuture.allOf(null, f),
3353 >
3354 >            () -> CompletableFuture.anyOf((CompletableFuture<?>)null),
3355 >            () -> CompletableFuture.anyOf((CompletableFuture<?>[])null),
3356 >            () -> CompletableFuture.anyOf(f, null),
3357 >            () -> CompletableFuture.anyOf(null, f),
3358 >
3359 >            () -> f.obtrudeException(null),
3360 >        };
3361 >
3362 >        assertThrows(NullPointerException.class, throwingActions);
3363 >        assertEquals(0, exec.count.get());
3364 >    }
3365 >
3366 >    /**
3367 >     * toCompletableFuture returns this CompletableFuture.
3368 >     */
3369 >    public void testToCompletableFuture() {
3370 >        CompletableFuture<Integer> f = new CompletableFuture<>();
3371 >        assertSame(f, f.toCompletableFuture());
3372 >    }
3373 >
3374 >    /**
3375 >     * whenComplete action executes on normal completion, propagating
3376 >     * source result.
3377 >     */
3378 >    public void testWhenComplete1() {
3379 >        final AtomicInteger a = new AtomicInteger();
3380 >        CompletableFuture<Integer> f = new CompletableFuture<>();
3381 >        CompletableFuture<Integer> g =
3382 >            f.whenComplete((Integer x, Throwable t) -> a.getAndIncrement());
3383 >        f.complete(three);
3384 >        checkCompletedNormally(f, three);
3385 >        checkCompletedNormally(g, three);
3386 >        assertEquals(a.get(), 1);
3387 >    }
3388 >
3389 >    /**
3390 >     * whenComplete action executes on exceptional completion, propagating
3391 >     * source result.
3392 >     */
3393 >    public void testWhenComplete2() {
3394 >        final AtomicInteger a = new AtomicInteger();
3395 >        CompletableFuture<Integer> f = new CompletableFuture<>();
3396 >        CompletableFuture<Integer> g =
3397 >            f.whenComplete((Integer x, Throwable t) -> a.getAndIncrement());
3398 >        f.completeExceptionally(new CFException());
3399 >        assertTrue(f.isCompletedExceptionally());
3400 >        assertTrue(g.isCompletedExceptionally());
3401 >        assertEquals(a.get(), 1);
3402 >    }
3403  
3404 +    /**
3405 +     * If a whenComplete action throws an exception when triggered by
3406 +     * a normal completion, it completes exceptionally
3407 +     */
3408 +    public void testWhenComplete3() {
3409 +        CompletableFuture<Integer> f = new CompletableFuture<>();
3410 +        CompletableFuture<Integer> g =
3411 +            f.whenComplete((Integer x, Throwable t) ->
3412 +                           { throw new CFException(); } );
3413 +        f.complete(three);
3414 +        checkCompletedNormally(f, three);
3415 +        assertTrue(g.isCompletedExceptionally());
3416 +        checkCompletedWithWrappedCFException(g);
3417      }
3418  
3419 +    /**
3420 +     * whenCompleteAsync action executes on normal completion, propagating
3421 +     * source result.
3422 +     */
3423 +    public void testWhenCompleteAsync1() {
3424 +        final AtomicInteger a = new AtomicInteger();
3425 +        CompletableFuture<Integer> f = new CompletableFuture<>();
3426 +        CompletableFuture<Integer> g =
3427 +            f.whenCompleteAsync((Integer x, Throwable t) -> a.getAndIncrement());
3428 +        f.complete(three);
3429 +        checkCompletedNormally(f, three);
3430 +        checkCompletedNormally(g, three);
3431 +        assertEquals(a.get(), 1);
3432 +    }
3433 +
3434 +    /**
3435 +     * whenCompleteAsync action executes on exceptional completion, propagating
3436 +     * source result.
3437 +     */
3438 +    public void testWhenCompleteAsync2() {
3439 +        final AtomicInteger a = new AtomicInteger();
3440 +        CompletableFuture<Integer> f = new CompletableFuture<>();
3441 +        CompletableFuture<Integer> g =
3442 +            f.whenCompleteAsync((Integer x, Throwable t) -> a.getAndIncrement());
3443 +        f.completeExceptionally(new CFException());
3444 +        checkCompletedWithWrappedCFException(f);
3445 +        checkCompletedWithWrappedCFException(g);
3446 +    }
3447 +
3448 +    /**
3449 +     * If a whenCompleteAsync action throws an exception when
3450 +     * triggered by a normal completion, it completes exceptionally
3451 +     */
3452 +    public void testWhenCompleteAsync3() {
3453 +        CompletableFuture<Integer> f = new CompletableFuture<>();
3454 +        CompletableFuture<Integer> g =
3455 +            f.whenCompleteAsync((Integer x, Throwable t) ->
3456 +                           { throw new CFException(); } );
3457 +        f.complete(three);
3458 +        checkCompletedNormally(f, three);
3459 +        checkCompletedWithWrappedCFException(g);
3460 +    }
3461 +
3462 +    /**
3463 +     * whenCompleteAsync action executes on normal completion, propagating
3464 +     * source result.
3465 +     */
3466 +    public void testWhenCompleteAsync1e() {
3467 +        final AtomicInteger a = new AtomicInteger();
3468 +        ThreadExecutor exec = new ThreadExecutor();
3469 +        CompletableFuture<Integer> f = new CompletableFuture<>();
3470 +        CompletableFuture<Integer> g =
3471 +            f.whenCompleteAsync((Integer x, Throwable t) -> a.getAndIncrement(),
3472 +                                exec);
3473 +        f.complete(three);
3474 +        checkCompletedNormally(f, three);
3475 +        checkCompletedNormally(g, three);
3476 +        assertEquals(a.get(), 1);
3477 +    }
3478 +
3479 +    /**
3480 +     * whenCompleteAsync action executes on exceptional completion, propagating
3481 +     * source result.
3482 +     */
3483 +    public void testWhenCompleteAsync2e() {
3484 +        final AtomicInteger a = new AtomicInteger();
3485 +        ThreadExecutor exec = new ThreadExecutor();
3486 +        CompletableFuture<Integer> f = new CompletableFuture<>();
3487 +        CompletableFuture<Integer> g =
3488 +            f.whenCompleteAsync((Integer x, Throwable t) -> a.getAndIncrement(),
3489 +                                exec);
3490 +        f.completeExceptionally(new CFException());
3491 +        checkCompletedWithWrappedCFException(f);
3492 +        checkCompletedWithWrappedCFException(g);
3493 +    }
3494 +
3495 +    /**
3496 +     * If a whenCompleteAsync action throws an exception when triggered
3497 +     * by a normal completion, it completes exceptionally
3498 +     */
3499 +    public void testWhenCompleteAsync3e() {
3500 +        ThreadExecutor exec = new ThreadExecutor();
3501 +        CompletableFuture<Integer> f = new CompletableFuture<>();
3502 +        CompletableFuture<Integer> g =
3503 +            f.whenCompleteAsync((Integer x, Throwable t) ->
3504 +                                { throw new CFException(); },
3505 +                                exec);
3506 +        f.complete(three);
3507 +        checkCompletedNormally(f, three);
3508 +        checkCompletedWithWrappedCFException(g);
3509 +    }
3510 +
3511 +    /**
3512 +     * handleAsync action completes normally with function value on
3513 +     * either normal or exceptional completion of source
3514 +     */
3515 +    public void testHandleAsync() {
3516 +        CompletableFuture<Integer> f, g;
3517 +        IntegerHandler r;
3518 +
3519 +        f = new CompletableFuture<>();
3520 +        g = f.handleAsync(r = new IntegerHandler());
3521 +        assertFalse(r.ran);
3522 +        f.completeExceptionally(new CFException());
3523 +        checkCompletedWithWrappedCFException(f);
3524 +        checkCompletedNormally(g, three);
3525 +        assertTrue(r.ran);
3526 +
3527 +        f = new CompletableFuture<>();
3528 +        g = f.handleAsync(r = new IntegerHandler());
3529 +        assertFalse(r.ran);
3530 +        f.completeExceptionally(new CFException());
3531 +        checkCompletedWithWrappedCFException(f);
3532 +        checkCompletedNormally(g, three);
3533 +        assertTrue(r.ran);
3534 +
3535 +        f = new CompletableFuture<>();
3536 +        g = f.handleAsync(r = new IntegerHandler());
3537 +        assertFalse(r.ran);
3538 +        f.complete(one);
3539 +        checkCompletedNormally(f, one);
3540 +        checkCompletedNormally(g, two);
3541 +        assertTrue(r.ran);
3542 +
3543 +        f = new CompletableFuture<>();
3544 +        g = f.handleAsync(r = new IntegerHandler());
3545 +        assertFalse(r.ran);
3546 +        f.complete(one);
3547 +        checkCompletedNormally(f, one);
3548 +        checkCompletedNormally(g, two);
3549 +        assertTrue(r.ran);
3550 +    }
3551 +
3552 +    /**
3553 +     * handleAsync action with Executor completes normally with
3554 +     * function value on either normal or exceptional completion of
3555 +     * source
3556 +     */
3557 +    public void testHandleAsync2() {
3558 +        CompletableFuture<Integer> f, g;
3559 +        ThreadExecutor exec = new ThreadExecutor();
3560 +        IntegerHandler r;
3561 +
3562 +        f = new CompletableFuture<>();
3563 +        g = f.handleAsync(r = new IntegerHandler(), exec);
3564 +        assertFalse(r.ran);
3565 +        f.completeExceptionally(new CFException());
3566 +        checkCompletedWithWrappedCFException(f);
3567 +        checkCompletedNormally(g, three);
3568 +        assertTrue(r.ran);
3569 +
3570 +        f = new CompletableFuture<>();
3571 +        g = f.handleAsync(r = new IntegerHandler(), exec);
3572 +        assertFalse(r.ran);
3573 +        f.completeExceptionally(new CFException());
3574 +        checkCompletedWithWrappedCFException(f);
3575 +        checkCompletedNormally(g, three);
3576 +        assertTrue(r.ran);
3577 +
3578 +        f = new CompletableFuture<>();
3579 +        g = f.handleAsync(r = new IntegerHandler(), exec);
3580 +        assertFalse(r.ran);
3581 +        f.complete(one);
3582 +        checkCompletedNormally(f, one);
3583 +        checkCompletedNormally(g, two);
3584 +        assertTrue(r.ran);
3585 +
3586 +        f = new CompletableFuture<>();
3587 +        g = f.handleAsync(r = new IntegerHandler(), exec);
3588 +        assertFalse(r.ran);
3589 +        f.complete(one);
3590 +        checkCompletedNormally(f, one);
3591 +        checkCompletedNormally(g, two);
3592 +        assertTrue(r.ran);
3593 +    }
3594  
3595   }

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