3852 |
|
final CompletableFuture<Integer> v42 = CompletableFuture.completedFuture(42); |
3853 |
|
final CompletableFuture<Integer> incomplete = new CompletableFuture<>(); |
3854 |
|
|
3855 |
+ |
final Runnable noopRunnable = new Noop(m); |
3856 |
+ |
final Consumer<Integer> noopConsumer = new NoopConsumer(m); |
3857 |
+ |
final Function<Integer, Integer> incFunction = new IncFunction(m); |
3858 |
+ |
|
3859 |
|
List<Function<CompletableFuture<Integer>, CompletableFuture<?>>> funs |
3860 |
|
= new ArrayList<>(); |
3861 |
|
|
3862 |
< |
funs.add((y) -> m.thenRun(y, new Noop(m))); |
3863 |
< |
funs.add((y) -> m.thenAccept(y, new NoopConsumer(m))); |
3864 |
< |
funs.add((y) -> m.thenApply(y, new IncFunction(m))); |
3865 |
< |
|
3866 |
< |
funs.add((y) -> m.runAfterEither(y, incomplete, new Noop(m))); |
3867 |
< |
funs.add((y) -> m.acceptEither(y, incomplete, new NoopConsumer(m))); |
3868 |
< |
funs.add((y) -> m.applyToEither(y, incomplete, new IncFunction(m))); |
3862 |
> |
funs.add((y) -> m.thenRun(y, noopRunnable)); |
3863 |
> |
funs.add((y) -> m.thenAccept(y, noopConsumer)); |
3864 |
> |
funs.add((y) -> m.thenApply(y, incFunction)); |
3865 |
> |
|
3866 |
> |
funs.add((y) -> m.runAfterEither(y, incomplete, noopRunnable)); |
3867 |
> |
funs.add((y) -> m.acceptEither(y, incomplete, noopConsumer)); |
3868 |
> |
funs.add((y) -> m.applyToEither(y, incomplete, incFunction)); |
3869 |
|
|
3870 |
< |
funs.add((y) -> m.runAfterBoth(y, v42, new Noop(m))); |
3871 |
< |
funs.add((y) -> m.runAfterBoth(v42, y, new Noop(m))); |
3870 |
> |
funs.add((y) -> m.runAfterBoth(y, v42, noopRunnable)); |
3871 |
> |
funs.add((y) -> m.runAfterBoth(v42, y, noopRunnable)); |
3872 |
|
funs.add((y) -> m.thenAcceptBoth(y, v42, new SubtractAction(m))); |
3873 |
|
funs.add((y) -> m.thenAcceptBoth(v42, y, new SubtractAction(m))); |
3874 |
|
funs.add((y) -> m.thenCombine(y, v42, new SubtractFunction(m))); |
3878 |
|
|
3879 |
|
funs.add((y) -> m.thenCompose(y, new CompletableFutureInc(m))); |
3880 |
|
|
3881 |
< |
funs.add((y) -> CompletableFuture.allOf(new CompletableFuture<?>[] {y})); |
3882 |
< |
funs.add((y) -> CompletableFuture.allOf(new CompletableFuture<?>[] {y, v42})); |
3883 |
< |
funs.add((y) -> CompletableFuture.allOf(new CompletableFuture<?>[] {v42, y})); |
3884 |
< |
funs.add((y) -> CompletableFuture.anyOf(new CompletableFuture<?>[] {y})); |
3885 |
< |
funs.add((y) -> CompletableFuture.anyOf(new CompletableFuture<?>[] {y, incomplete})); |
3886 |
< |
funs.add((y) -> CompletableFuture.anyOf(new CompletableFuture<?>[] {incomplete, y})); |
3881 |
> |
funs.add((y) -> CompletableFuture.allOf(y)); |
3882 |
> |
funs.add((y) -> CompletableFuture.allOf(y, v42)); |
3883 |
> |
funs.add((y) -> CompletableFuture.allOf(v42, y)); |
3884 |
> |
funs.add((y) -> CompletableFuture.anyOf(y)); |
3885 |
> |
funs.add((y) -> CompletableFuture.anyOf(y, incomplete)); |
3886 |
> |
funs.add((y) -> CompletableFuture.anyOf(incomplete, y)); |
3887 |
|
|
3888 |
|
for (Function<CompletableFuture<Integer>, CompletableFuture<?>> |
3889 |
|
fun : funs) { |
3890 |
|
CompletableFuture<Integer> f = new CompletableFuture<>(); |
3891 |
|
f.completeExceptionally(ex); |
3892 |
< |
CompletableFuture<Integer> src = m.thenApply(f, new IncFunction(m)); |
3892 |
> |
CompletableFuture<Integer> src = m.thenApply(f, incFunction); |
3893 |
|
checkCompletedWithWrappedException(src, ex); |
3894 |
|
CompletableFuture<?> dep = fun.apply(src); |
3895 |
|
checkCompletedWithWrappedException(dep, ex); |
3899 |
|
for (Function<CompletableFuture<Integer>, CompletableFuture<?>> |
3900 |
|
fun : funs) { |
3901 |
|
CompletableFuture<Integer> f = new CompletableFuture<>(); |
3902 |
< |
CompletableFuture<Integer> src = m.thenApply(f, new IncFunction(m)); |
3902 |
> |
CompletableFuture<Integer> src = m.thenApply(f, incFunction); |
3903 |
|
CompletableFuture<?> dep = fun.apply(src); |
3904 |
|
f.completeExceptionally(ex); |
3905 |
|
checkCompletedWithWrappedException(src, ex); |
3913 |
|
CompletableFuture<Integer> f = new CompletableFuture<>(); |
3914 |
|
f.cancel(mayInterruptIfRunning); |
3915 |
|
checkCancelled(f); |
3916 |
< |
CompletableFuture<Integer> src = m.thenApply(f, new IncFunction(m)); |
3916 |
> |
CompletableFuture<Integer> src = m.thenApply(f, incFunction); |
3917 |
|
checkCompletedWithWrappedCancellationException(src); |
3918 |
|
CompletableFuture<?> dep = fun.apply(src); |
3919 |
|
checkCompletedWithWrappedCancellationException(dep); |
3924 |
|
for (Function<CompletableFuture<Integer>, CompletableFuture<?>> |
3925 |
|
fun : funs) { |
3926 |
|
CompletableFuture<Integer> f = new CompletableFuture<>(); |
3927 |
< |
CompletableFuture<Integer> src = m.thenApply(f, new IncFunction(m)); |
3927 |
> |
CompletableFuture<Integer> src = m.thenApply(f, incFunction); |
3928 |
|
CompletableFuture<?> dep = fun.apply(src); |
3929 |
|
f.cancel(mayInterruptIfRunning); |
3930 |
|
checkCancelled(f); |
3935 |
|
}} |
3936 |
|
|
3937 |
|
/** |
3938 |
< |
* Minimal completion stages throw UOE for all non-CompletionStage methods |
3938 |
> |
* Minimal completion stages throw UOE for most non-CompletionStage methods |
3939 |
|
*/ |
3940 |
|
public void testMinimalCompletionStage_minimality() { |
3941 |
|
if (!testImplementationDetails) return; |
3964 |
|
.filter((method) -> !permittedMethodSignatures.contains(toSignature.apply(method))) |
3965 |
|
.collect(Collectors.toList()); |
3966 |
|
|
3967 |
< |
CompletionStage<Integer> minimalStage = |
3968 |
< |
new CompletableFuture<Integer>().minimalCompletionStage(); |
3967 |
> |
List<CompletionStage<Integer>> stages = new ArrayList<>(); |
3968 |
> |
stages.add(new CompletableFuture<Integer>().minimalCompletionStage()); |
3969 |
> |
stages.add(CompletableFuture.completedStage(1)); |
3970 |
> |
stages.add(CompletableFuture.failedStage(new CFException())); |
3971 |
|
|
3972 |
|
List<Method> bugs = new ArrayList<>(); |
3973 |
|
for (Method method : allMethods) { |
3983 |
|
else if (parameterTypes[i] == long.class) |
3984 |
|
args[i] = 0L; |
3985 |
|
} |
3986 |
< |
try { |
3987 |
< |
method.invoke(minimalStage, args); |
3988 |
< |
bugs.add(method); |
3983 |
< |
} |
3984 |
< |
catch (java.lang.reflect.InvocationTargetException expected) { |
3985 |
< |
if (! (expected.getCause() instanceof UnsupportedOperationException)) { |
3986 |
> |
for (CompletionStage<Integer> stage : stages) { |
3987 |
> |
try { |
3988 |
> |
method.invoke(stage, args); |
3989 |
|
bugs.add(method); |
3987 |
– |
// expected.getCause().printStackTrace(); |
3990 |
|
} |
3991 |
+ |
catch (java.lang.reflect.InvocationTargetException expected) { |
3992 |
+ |
if (! (expected.getCause() instanceof UnsupportedOperationException)) { |
3993 |
+ |
bugs.add(method); |
3994 |
+ |
// expected.getCause().printStackTrace(); |
3995 |
+ |
} |
3996 |
+ |
} |
3997 |
+ |
catch (ReflectiveOperationException bad) { throw new Error(bad); } |
3998 |
|
} |
3990 |
– |
catch (ReflectiveOperationException bad) { throw new Error(bad); } |
3999 |
|
} |
4000 |
|
if (!bugs.isEmpty()) |
4001 |
< |
throw new Error("Methods did not throw UOE: " + bugs.toString()); |
4001 |
> |
throw new Error("Methods did not throw UOE: " + bugs); |
4002 |
|
} |
4003 |
|
|
4004 |
|
static class Monad { |
4242 |
|
} |
4243 |
|
} |
4244 |
|
|
4245 |
< |
/* |
4246 |
< |
* Tests below currently fail in stress mode due to memory retention. |
4247 |
< |
* ant -Dvmoptions=-Xmx8m -Djsr166.expensiveTests=true -Djsr166.tckTestClass=CompletableFutureTest tck |
4245 |
> |
/** |
4246 |
> |
* Checks for garbage retention with anyOf. |
4247 |
> |
* Following used to fail with OOME: |
4248 |
> |
* ant -Dvmoptions=-Xmx8m -Djsr166.expensiveTests=true -Djsr166.tckTestClass=CompletableFutureTest -Djsr166.methodFilter=testAnyOfGarbageRetention tck |
4249 |
|
*/ |
4241 |
– |
|
4242 |
– |
/** Checks for garbage retention with anyOf. */ |
4250 |
|
public void testAnyOfGarbageRetention() throws Throwable { |
4251 |
|
for (Integer v : new Integer[] { 1, null }) |
4252 |
|
{ |
4260 |
|
checkCompletedNormally(CompletableFuture.anyOf(fs), v); |
4261 |
|
}} |
4262 |
|
|
4263 |
< |
/** Checks for garbage retention with allOf. */ |
4263 |
> |
/** |
4264 |
> |
* Checks for garbage retention with allOf. |
4265 |
> |
* |
4266 |
> |
* As of 2016-07, fails with OOME: |
4267 |
> |
* ant -Dvmoptions=-Xmx8m -Djsr166.expensiveTests=true -Djsr166.tckTestClass=CompletableFutureTest -Djsr166.methodFilter=testCancelledAllOfGarbageRetention tck |
4268 |
> |
*/ |
4269 |
|
public void testCancelledAllOfGarbageRetention() throws Throwable { |
4270 |
|
final int n = expensiveTests ? 100_000 : 10; |
4271 |
|
CompletableFuture<Integer>[] fs |
4276 |
|
assertTrue(CompletableFuture.allOf(fs).cancel(false)); |
4277 |
|
} |
4278 |
|
|
4279 |
+ |
/** |
4280 |
+ |
* Checks for garbage retention when a dependent future is |
4281 |
+ |
* cancelled and garbage-collected. |
4282 |
+ |
* 8161600: Garbage retention when source CompletableFutures are never completed |
4283 |
+ |
* |
4284 |
+ |
* As of 2016-07, fails with OOME: |
4285 |
+ |
* ant -Dvmoptions=-Xmx8m -Djsr166.expensiveTests=true -Djsr166.tckTestClass=CompletableFutureTest -Djsr166.methodFilter=testCancelledGarbageRetention tck |
4286 |
+ |
*/ |
4287 |
+ |
public void testCancelledGarbageRetention() throws Throwable { |
4288 |
+ |
final int n = expensiveTests ? 100_000 : 10; |
4289 |
+ |
CompletableFuture<Integer> neverCompleted = new CompletableFuture<>(); |
4290 |
+ |
for (int i = 0; i < n; i++) |
4291 |
+ |
assertTrue(neverCompleted.thenRun(() -> {}).cancel(true)); |
4292 |
+ |
} |
4293 |
+ |
|
4294 |
|
// static <U> U join(CompletionStage<U> stage) { |
4295 |
|
// CompletableFuture<U> f = new CompletableFuture<>(); |
4296 |
|
// stage.whenComplete((v, ex) -> { |