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Comparing jsr166/src/test/tck/CompletableFutureTest.java (file contents):
Revision 1.129 by jsr166, Sun Nov 15 01:33:02 2015 UTC vs.
Revision 1.163 by jsr166, Sun Jul 3 18:33:17 2016 UTC

#	Line 30 | Line 30 | import java.util.concurrent.ExecutionExc
30		import java.util.concurrent.Executor;
31		import java.util.concurrent.ForkJoinPool;
32		import java.util.concurrent.ForkJoinTask;
33	+	import java.util.concurrent.RejectedExecutionException;
34		import java.util.concurrent.TimeoutException;
35		import java.util.concurrent.TimeUnit;
36		import java.util.concurrent.atomic.AtomicInteger;
#	Line 459 | Line 460 | public class CompletableFutureTest exten
460		class FailingSupplier extends CheckedAction
461		implements Supplier<Integer>
462		{
463	<	FailingSupplier(ExecutionMode m) { super(m); }
463	>	final CFException ex;
464	>	FailingSupplier(ExecutionMode m) { super(m); ex = new CFException(); }
465		public Integer get() {
466		invoked();
467	<	throw new CFException();
467	>	throw ex;
468		}
469		}
470
471		class FailingConsumer extends CheckedIntegerAction
472		implements Consumer<Integer>
473		{
474	<	FailingConsumer(ExecutionMode m) { super(m); }
474	>	final CFException ex;
475	>	FailingConsumer(ExecutionMode m) { super(m); ex = new CFException(); }
476		public void accept(Integer x) {
477		invoked();
478		value = x;
479	<	throw new CFException();
479	>	throw ex;
480		}
481		}
482
483		class FailingBiConsumer extends CheckedIntegerAction
484		implements BiConsumer<Integer, Integer>
485		{
486	<	FailingBiConsumer(ExecutionMode m) { super(m); }
486	>	final CFException ex;
487	>	FailingBiConsumer(ExecutionMode m) { super(m); ex = new CFException(); }
488		public void accept(Integer x, Integer y) {
489		invoked();
490		value = subtract(x, y);
491	<	throw new CFException();
491	>	throw ex;
492		}
493		}
494
495		class FailingFunction extends CheckedIntegerAction
496		implements Function<Integer, Integer>
497		{
498	<	FailingFunction(ExecutionMode m) { super(m); }
498	>	final CFException ex;
499	>	FailingFunction(ExecutionMode m) { super(m); ex = new CFException(); }
500		public Integer apply(Integer x) {
501		invoked();
502		value = x;
503	<	throw new CFException();
503	>	throw ex;
504		}
505		}
506
507		class FailingBiFunction extends CheckedIntegerAction
508		implements BiFunction<Integer, Integer, Integer>
509		{
510	<	FailingBiFunction(ExecutionMode m) { super(m); }
510	>	final CFException ex;
511	>	FailingBiFunction(ExecutionMode m) { super(m); ex = new CFException(); }
512		public Integer apply(Integer x, Integer y) {
513		invoked();
514		value = subtract(x, y);
515	<	throw new CFException();
515	>	throw ex;
516		}
517		}
518
519		class FailingRunnable extends CheckedAction implements Runnable {
520	<	FailingRunnable(ExecutionMode m) { super(m); }
520	>	final CFException ex;
521	>	FailingRunnable(ExecutionMode m) { super(m); ex = new CFException(); }
522		public void run() {
523		invoked();
524	<	throw new CFException();
524	>	throw ex;
525		}
526		}
527
#	Line 534 | Line 541 | public class CompletableFutureTest exten
541		class FailingCompletableFutureFunction extends CheckedIntegerAction
542		implements Function<Integer, CompletableFuture<Integer>>
543		{
544	<	FailingCompletableFutureFunction(ExecutionMode m) { super(m); }
544	>	final CFException ex;
545	>	FailingCompletableFutureFunction(ExecutionMode m) { super(m); ex = new CFException(); }
546		public CompletableFuture<Integer> apply(Integer x) {
547		invoked();
548		value = x;
549	<	throw new CFException();
549	>	throw ex;
550	>	}
551	>	}
552	>
553	>	static class CountingRejectingExecutor implements Executor {
554	>	final RejectedExecutionException ex = new RejectedExecutionException();
555	>	final AtomicInteger count = new AtomicInteger(0);
556	>	public void execute(Runnable r) {
557	>	count.getAndIncrement();
558	>	throw ex;
559		}
560		}
561
#	Line 876 | Line 893 | public class CompletableFutureTest exten
893		assertEquals(1, a.get());
894		}}
895
896	+	/**
897	+	* If an "exceptionally action" throws an exception, it completes
898	+	* exceptionally with that exception
899	+	*/
900		public void testExceptionally_exceptionalCompletionActionFailed() {
901		for (boolean createIncomplete : new boolean[] { true, false })
902		{
#	Line 894 | Line 915 | public class CompletableFutureTest exten
915		if (createIncomplete) f.completeExceptionally(ex1);
916
917		checkCompletedWithWrappedException(g, ex2);
918	+	checkCompletedExceptionally(f, ex1);
919		assertEquals(1, a.get());
920		}}
921
#	Line 911 | Line 933 | public class CompletableFutureTest exten
933		if (!createIncomplete) assertTrue(f.complete(v1));
934		final CompletableFuture<Integer> g = m.whenComplete
935		(f,
936	<	(Integer x, Throwable t) -> {
936	>	(Integer result, Throwable t) -> {
937		m.checkExecutionMode();
938	<	threadAssertSame(x, v1);
938	>	threadAssertSame(result, v1);
939		threadAssertNull(t);
940		a.getAndIncrement();
941		});
#	Line 938 | Line 960 | public class CompletableFutureTest exten
960		if (!createIncomplete) f.completeExceptionally(ex);
961		final CompletableFuture<Integer> g = m.whenComplete
962		(f,
963	<	(Integer x, Throwable t) -> {
963	>	(Integer result, Throwable t) -> {
964		m.checkExecutionMode();
965	<	threadAssertNull(x);
965	>	threadAssertNull(result);
966		threadAssertSame(t, ex);
967		a.getAndIncrement();
968		});
#	Line 965 | Line 987 | public class CompletableFutureTest exten
987		if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
988		final CompletableFuture<Integer> g = m.whenComplete
989		(f,
990	<	(Integer x, Throwable t) -> {
990	>	(Integer result, Throwable t) -> {
991		m.checkExecutionMode();
992	<	threadAssertNull(x);
992	>	threadAssertNull(result);
993		threadAssertTrue(t instanceof CancellationException);
994		a.getAndIncrement();
995		});
#	Line 982 | Line 1004 | public class CompletableFutureTest exten
1004		* If a whenComplete action throws an exception when triggered by
1005		* a normal completion, it completes exceptionally
1006		*/
1007	<	public void testWhenComplete_actionFailed() {
1007	>	public void testWhenComplete_sourceCompletedNormallyActionFailed() {
1008		for (boolean createIncomplete : new boolean[] { true, false })
1009		for (ExecutionMode m : ExecutionMode.values())
1010		for (Integer v1 : new Integer[] { 1, null })
#	Line 993 | Line 1015 | public class CompletableFutureTest exten
1015		if (!createIncomplete) assertTrue(f.complete(v1));
1016		final CompletableFuture<Integer> g = m.whenComplete
1017		(f,
1018	<	(Integer x, Throwable t) -> {
1018	>	(Integer result, Throwable t) -> {
1019		m.checkExecutionMode();
1020	<	threadAssertSame(x, v1);
1020	>	threadAssertSame(result, v1);
1021		threadAssertNull(t);
1022		a.getAndIncrement();
1023		throw ex;
#	Line 1010 | Line 1032 | public class CompletableFutureTest exten
1032		/**
1033		* If a whenComplete action throws an exception when triggered by
1034		* a source completion that also throws an exception, the source
1035	<	* exception takes precedence.
1035	>	* exception takes precedence (unlike handle)
1036		*/
1037	<	public void testWhenComplete_actionFailedSourceFailed() {
1037	>	public void testWhenComplete_sourceFailedActionFailed() {
1038		for (boolean createIncomplete : new boolean[] { true, false })
1039		for (ExecutionMode m : ExecutionMode.values())
1040		{
#	Line 1024 | Line 1046 | public class CompletableFutureTest exten
1046		if (!createIncomplete) f.completeExceptionally(ex1);
1047		final CompletableFuture<Integer> g = m.whenComplete
1048		(f,
1049	<	(Integer x, Throwable t) -> {
1049	>	(Integer result, Throwable t) -> {
1050		m.checkExecutionMode();
1051		threadAssertSame(t, ex1);
1052	<	threadAssertNull(x);
1052	>	threadAssertNull(result);
1053		a.getAndIncrement();
1054		throw ex2;
1055		});
#	Line 1035 | Line 1057 | public class CompletableFutureTest exten
1057
1058		checkCompletedWithWrappedException(g, ex1);
1059		checkCompletedExceptionally(f, ex1);
1060	+	if (testImplementationDetails) {
1061	+	assertEquals(1, ex1.getSuppressed().length);
1062	+	assertSame(ex2, ex1.getSuppressed()[0]);
1063	+	}
1064		assertEquals(1, a.get());
1065		}}
1066
#	Line 1052 | Line 1078 | public class CompletableFutureTest exten
1078		if (!createIncomplete) assertTrue(f.complete(v1));
1079		final CompletableFuture<Integer> g = m.handle
1080		(f,
1081	<	(Integer x, Throwable t) -> {
1081	>	(Integer result, Throwable t) -> {
1082		m.checkExecutionMode();
1083	<	threadAssertSame(x, v1);
1083	>	threadAssertSame(result, v1);
1084		threadAssertNull(t);
1085		a.getAndIncrement();
1086		return inc(v1);
#	Line 1081 | Line 1107 | public class CompletableFutureTest exten
1107		if (!createIncomplete) f.completeExceptionally(ex);
1108		final CompletableFuture<Integer> g = m.handle
1109		(f,
1110	<	(Integer x, Throwable t) -> {
1110	>	(Integer result, Throwable t) -> {
1111		m.checkExecutionMode();
1112	<	threadAssertNull(x);
1112	>	threadAssertNull(result);
1113		threadAssertSame(t, ex);
1114		a.getAndIncrement();
1115		return v1;
#	Line 1110 | Line 1136 | public class CompletableFutureTest exten
1136		if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
1137		final CompletableFuture<Integer> g = m.handle
1138		(f,
1139	<	(Integer x, Throwable t) -> {
1139	>	(Integer result, Throwable t) -> {
1140		m.checkExecutionMode();
1141	<	threadAssertNull(x);
1141	>	threadAssertNull(result);
1142		threadAssertTrue(t instanceof CancellationException);
1143		a.getAndIncrement();
1144		return v1;
#	Line 1125 | Line 1151 | public class CompletableFutureTest exten
1151		}}
1152
1153		/**
1154	<	* handle result completes exceptionally if action does
1154	>	* If a "handle action" throws an exception when triggered by
1155	>	* a normal completion, it completes exceptionally
1156		*/
1157	<	public void testHandle_sourceFailedActionFailed() {
1157	>	public void testHandle_sourceCompletedNormallyActionFailed() {
1158		for (ExecutionMode m : ExecutionMode.values())
1159		for (boolean createIncomplete : new boolean[] { true, false })
1160	+	for (Integer v1 : new Integer[] { 1, null })
1161		{
1162		final CompletableFuture<Integer> f = new CompletableFuture<>();
1163		final AtomicInteger a = new AtomicInteger(0);
1164	<	final CFException ex1 = new CFException();
1165	<	final CFException ex2 = new CFException();
1138	<	if (!createIncomplete) f.completeExceptionally(ex1);
1164	>	final CFException ex = new CFException();
1165	>	if (!createIncomplete) assertTrue(f.complete(v1));
1166		final CompletableFuture<Integer> g = m.handle
1167		(f,
1168	<	(Integer x, Throwable t) -> {
1168	>	(Integer result, Throwable t) -> {
1169		m.checkExecutionMode();
1170	<	threadAssertNull(x);
1171	<	threadAssertSame(ex1, t);
1170	>	threadAssertSame(result, v1);
1171	>	threadAssertNull(t);
1172		a.getAndIncrement();
1173	<	throw ex2;
1173	>	throw ex;
1174		});
1175	<	if (createIncomplete) f.completeExceptionally(ex1);
1175	>	if (createIncomplete) assertTrue(f.complete(v1));
1176
1177	<	checkCompletedWithWrappedException(g, ex2);
1178	<	checkCompletedExceptionally(f, ex1);
1177	>	checkCompletedWithWrappedException(g, ex);
1178	>	checkCompletedNormally(f, v1);
1179		assertEquals(1, a.get());
1180		}}
1181
1182	<	public void testHandle_sourceCompletedNormallyActionFailed() {
1183	<	for (ExecutionMode m : ExecutionMode.values())
1182	>	/**
1183	>	* If a "handle action" throws an exception when triggered by
1184	>	* a source completion that also throws an exception, the action
1185	>	* exception takes precedence (unlike whenComplete)
1186	>	*/
1187	>	public void testHandle_sourceFailedActionFailed() {
1188		for (boolean createIncomplete : new boolean[] { true, false })
1189	<	for (Integer v1 : new Integer[] { 1, null })
1189	>	for (ExecutionMode m : ExecutionMode.values())
1190		{
1160	–	final CompletableFuture<Integer> f = new CompletableFuture<>();
1191		final AtomicInteger a = new AtomicInteger(0);
1192	<	final CFException ex = new CFException();
1193	<	if (!createIncomplete) assertTrue(f.complete(v1));
1192	>	final CFException ex1 = new CFException();
1193	>	final CFException ex2 = new CFException();
1194	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1195	>
1196	>	if (!createIncomplete) f.completeExceptionally(ex1);
1197		final CompletableFuture<Integer> g = m.handle
1198		(f,
1199	<	(Integer x, Throwable t) -> {
1199	>	(Integer result, Throwable t) -> {
1200		m.checkExecutionMode();
1201	<	threadAssertSame(x, v1);
1202	<	threadAssertNull(t);
1201	>	threadAssertNull(result);
1202	>	threadAssertSame(ex1, t);
1203		a.getAndIncrement();
1204	<	throw ex;
1204	>	throw ex2;
1205		});
1206	<	if (createIncomplete) assertTrue(f.complete(v1));
1206	>	if (createIncomplete) f.completeExceptionally(ex1);
1207
1208	<	checkCompletedWithWrappedException(g, ex);
1209	<	checkCompletedNormally(f, v1);
1208	>	checkCompletedWithWrappedException(g, ex2);
1209	>	checkCompletedExceptionally(f, ex1);
1210		assertEquals(1, a.get());
1211		}}
1212
#	Line 1206 | Line 1239 | public class CompletableFutureTest exten
1239		{
1240		final FailingRunnable r = new FailingRunnable(m);
1241		final CompletableFuture<Void> f = m.runAsync(r);
1242	<	checkCompletedWithWrappedCFException(f);
1242	>	checkCompletedWithWrappedException(f, r.ex);
1243		r.assertInvoked();
1244		}}
1245
1246	+	public void testRunAsync_rejectingExecutor() {
1247	+	CountingRejectingExecutor e = new CountingRejectingExecutor();
1248	+	try {
1249	+	CompletableFuture.runAsync(() -> {}, e);
1250	+	shouldThrow();
1251	+	} catch (Throwable t) {
1252	+	assertSame(e.ex, t);
1253	+	}
1254	+
1255	+	assertEquals(1, e.count.get());
1256	+	}
1257	+
1258		/**
1259		* supplyAsync completes with result of supplier
1260		*/
#	Line 1240 | Line 1285 | public class CompletableFutureTest exten
1285		{
1286		FailingSupplier r = new FailingSupplier(m);
1287		CompletableFuture<Integer> f = m.supplyAsync(r);
1288	<	checkCompletedWithWrappedCFException(f);
1288	>	checkCompletedWithWrappedException(f, r.ex);
1289		r.assertInvoked();
1290		}}
1291
1292	+	public void testSupplyAsync_rejectingExecutor() {
1293	+	CountingRejectingExecutor e = new CountingRejectingExecutor();
1294	+	try {
1295	+	CompletableFuture.supplyAsync(() -> null, e);
1296	+	shouldThrow();
1297	+	} catch (Throwable t) {
1298	+	assertSame(e.ex, t);
1299	+	}
1300	+
1301	+	assertEquals(1, e.count.get());
1302	+	}
1303	+
1304		// seq completion methods
1305
1306		/**
#	Line 1362 | Line 1419 | public class CompletableFutureTest exten
1419		final CompletableFuture<Void> h4 = m.runAfterBoth(f, f, rs[4]);
1420		final CompletableFuture<Void> h5 = m.runAfterEither(f, f, rs[5]);
1421
1422	<	checkCompletedWithWrappedCFException(h0);
1423	<	checkCompletedWithWrappedCFException(h1);
1424	<	checkCompletedWithWrappedCFException(h2);
1425	<	checkCompletedWithWrappedCFException(h3);
1426	<	checkCompletedWithWrappedCFException(h4);
1427	<	checkCompletedWithWrappedCFException(h5);
1422	>	checkCompletedWithWrappedException(h0, rs[0].ex);
1423	>	checkCompletedWithWrappedException(h1, rs[1].ex);
1424	>	checkCompletedWithWrappedException(h2, rs[2].ex);
1425	>	checkCompletedWithWrappedException(h3, rs[3].ex);
1426	>	checkCompletedWithWrappedException(h4, rs[4].ex);
1427	>	checkCompletedWithWrappedException(h5, rs[5].ex);
1428		checkCompletedNormally(f, v1);
1429		}}
1430
#	Line 1466 | Line 1523 | public class CompletableFutureTest exten
1523		final CompletableFuture<Integer> h2 = m.thenApply(f, rs[2]);
1524		final CompletableFuture<Integer> h3 = m.applyToEither(f, f, rs[3]);
1525
1526	<	checkCompletedWithWrappedCFException(h0);
1527	<	checkCompletedWithWrappedCFException(h1);
1528	<	checkCompletedWithWrappedCFException(h2);
1529	<	checkCompletedWithWrappedCFException(h3);
1526	>	checkCompletedWithWrappedException(h0, rs[0].ex);
1527	>	checkCompletedWithWrappedException(h1, rs[1].ex);
1528	>	checkCompletedWithWrappedException(h2, rs[2].ex);
1529	>	checkCompletedWithWrappedException(h3, rs[3].ex);
1530		checkCompletedNormally(f, v1);
1531		}}
1532
#	Line 1568 | Line 1625 | public class CompletableFutureTest exten
1625		final CompletableFuture<Void> h2 = m.thenAccept(f, rs[2]);
1626		final CompletableFuture<Void> h3 = m.acceptEither(f, f, rs[3]);
1627
1628	<	checkCompletedWithWrappedCFException(h0);
1629	<	checkCompletedWithWrappedCFException(h1);
1630	<	checkCompletedWithWrappedCFException(h2);
1631	<	checkCompletedWithWrappedCFException(h3);
1628	>	checkCompletedWithWrappedException(h0, rs[0].ex);
1629	>	checkCompletedWithWrappedException(h1, rs[1].ex);
1630	>	checkCompletedWithWrappedException(h2, rs[2].ex);
1631	>	checkCompletedWithWrappedException(h3, rs[3].ex);
1632		checkCompletedNormally(f, v1);
1633		}}
1634
#	Line 1733 | Line 1790 | public class CompletableFutureTest exten
1790		assertTrue(snd.complete(w2));
1791		final CompletableFuture<Integer> h3 = m.thenCombine(f, g, r3);
1792
1793	<	checkCompletedWithWrappedCFException(h1);
1794	<	checkCompletedWithWrappedCFException(h2);
1795	<	checkCompletedWithWrappedCFException(h3);
1793	>	checkCompletedWithWrappedException(h1, r1.ex);
1794	>	checkCompletedWithWrappedException(h2, r2.ex);
1795	>	checkCompletedWithWrappedException(h3, r3.ex);
1796		r1.assertInvoked();
1797		r2.assertInvoked();
1798		r3.assertInvoked();
#	Line 1897 | Line 1954 | public class CompletableFutureTest exten
1954		assertTrue(snd.complete(w2));
1955		final CompletableFuture<Void> h3 = m.thenAcceptBoth(f, g, r3);
1956
1957	<	checkCompletedWithWrappedCFException(h1);
1958	<	checkCompletedWithWrappedCFException(h2);
1959	<	checkCompletedWithWrappedCFException(h3);
1957	>	checkCompletedWithWrappedException(h1, r1.ex);
1958	>	checkCompletedWithWrappedException(h2, r2.ex);
1959	>	checkCompletedWithWrappedException(h3, r3.ex);
1960		r1.assertInvoked();
1961		r2.assertInvoked();
1962		r3.assertInvoked();
#	Line 2061 | Line 2118 | public class CompletableFutureTest exten
2118		assertTrue(snd.complete(w2));
2119		final CompletableFuture<Void> h3 = m.runAfterBoth(f, g, r3);
2120
2121	<	checkCompletedWithWrappedCFException(h1);
2122	<	checkCompletedWithWrappedCFException(h2);
2123	<	checkCompletedWithWrappedCFException(h3);
2121	>	checkCompletedWithWrappedException(h1, r1.ex);
2122	>	checkCompletedWithWrappedException(h2, r2.ex);
2123	>	checkCompletedWithWrappedException(h3, r3.ex);
2124		r1.assertInvoked();
2125		r2.assertInvoked();
2126		r3.assertInvoked();
#	Line 2353 | Line 2410 | public class CompletableFutureTest exten
2410		f.complete(v1);
2411		final CompletableFuture<Integer> h2 = m.applyToEither(f, g, rs[2]);
2412		final CompletableFuture<Integer> h3 = m.applyToEither(g, f, rs[3]);
2413	<	checkCompletedWithWrappedCFException(h0);
2414	<	checkCompletedWithWrappedCFException(h1);
2415	<	checkCompletedWithWrappedCFException(h2);
2416	<	checkCompletedWithWrappedCFException(h3);
2413	>	checkCompletedWithWrappedException(h0, rs[0].ex);
2414	>	checkCompletedWithWrappedException(h1, rs[1].ex);
2415	>	checkCompletedWithWrappedException(h2, rs[2].ex);
2416	>	checkCompletedWithWrappedException(h3, rs[3].ex);
2417		for (int i = 0; i < 4; i++) rs[i].assertValue(v1);
2418
2419		g.complete(v2);
#	Line 2365 | Line 2422 | public class CompletableFutureTest exten
2422		final CompletableFuture<Integer> h4 = m.applyToEither(f, g, rs[4]);
2423		final CompletableFuture<Integer> h5 = m.applyToEither(g, f, rs[5]);
2424
2425	<	checkCompletedWithWrappedCFException(h4);
2425	>	checkCompletedWithWrappedException(h4, rs[4].ex);
2426		assertTrue(Objects.equals(v1, rs[4].value) ||
2427		Objects.equals(v2, rs[4].value));
2428	<	checkCompletedWithWrappedCFException(h5);
2428	>	checkCompletedWithWrappedException(h5, rs[5].ex);
2429		assertTrue(Objects.equals(v1, rs[5].value) ||
2430		Objects.equals(v2, rs[5].value));
2431
#	Line 2612 | Line 2669 | public class CompletableFutureTest exten
2669		f.complete(v1);
2670		final CompletableFuture<Void> h2 = m.acceptEither(f, g, rs[2]);
2671		final CompletableFuture<Void> h3 = m.acceptEither(g, f, rs[3]);
2672	<	checkCompletedWithWrappedCFException(h0);
2673	<	checkCompletedWithWrappedCFException(h1);
2674	<	checkCompletedWithWrappedCFException(h2);
2675	<	checkCompletedWithWrappedCFException(h3);
2672	>	checkCompletedWithWrappedException(h0, rs[0].ex);
2673	>	checkCompletedWithWrappedException(h1, rs[1].ex);
2674	>	checkCompletedWithWrappedException(h2, rs[2].ex);
2675	>	checkCompletedWithWrappedException(h3, rs[3].ex);
2676		for (int i = 0; i < 4; i++) rs[i].assertValue(v1);
2677
2678		g.complete(v2);
#	Line 2624 | Line 2681 | public class CompletableFutureTest exten
2681		final CompletableFuture<Void> h4 = m.acceptEither(f, g, rs[4]);
2682		final CompletableFuture<Void> h5 = m.acceptEither(g, f, rs[5]);
2683
2684	<	checkCompletedWithWrappedCFException(h4);
2684	>	checkCompletedWithWrappedException(h4, rs[4].ex);
2685		assertTrue(Objects.equals(v1, rs[4].value) ||
2686		Objects.equals(v2, rs[4].value));
2687	<	checkCompletedWithWrappedCFException(h5);
2687	>	checkCompletedWithWrappedException(h5, rs[5].ex);
2688		assertTrue(Objects.equals(v1, rs[5].value) ||
2689		Objects.equals(v2, rs[5].value));
2690
#	Line 2643 | Line 2700 | public class CompletableFutureTest exten
2700		for (ExecutionMode m : ExecutionMode.values())
2701		for (Integer v1 : new Integer[] { 1, null })
2702		for (Integer v2 : new Integer[] { 2, null })
2703	+	for (boolean pushNop : new boolean[] { true, false })
2704		{
2705		final CompletableFuture<Integer> f = new CompletableFuture<>();
2706		final CompletableFuture<Integer> g = new CompletableFuture<>();
#	Line 2655 | Line 2713 | public class CompletableFutureTest exten
2713		checkIncomplete(h1);
2714		rs[0].assertNotInvoked();
2715		rs[1].assertNotInvoked();
2716	+	if (pushNop) {          // ad hoc test of intra-completion interference
2717	+	m.thenRun(f, () -> {});
2718	+	m.thenRun(g, () -> {});
2719	+	}
2720		f.complete(v1);
2721		checkCompletedNormally(h0, null);
2722		checkCompletedNormally(h1, null);
#	Line 2867 | Line 2929 | public class CompletableFutureTest exten
2929		assertTrue(f.complete(v1));
2930		final CompletableFuture<Void> h2 = m.runAfterEither(f, g, rs[2]);
2931		final CompletableFuture<Void> h3 = m.runAfterEither(g, f, rs[3]);
2932	<	checkCompletedWithWrappedCFException(h0);
2933	<	checkCompletedWithWrappedCFException(h1);
2934	<	checkCompletedWithWrappedCFException(h2);
2935	<	checkCompletedWithWrappedCFException(h3);
2932	>	checkCompletedWithWrappedException(h0, rs[0].ex);
2933	>	checkCompletedWithWrappedException(h1, rs[1].ex);
2934	>	checkCompletedWithWrappedException(h2, rs[2].ex);
2935	>	checkCompletedWithWrappedException(h3, rs[3].ex);
2936		for (int i = 0; i < 4; i++) rs[i].assertInvoked();
2937		assertTrue(g.complete(v2));
2938		final CompletableFuture<Void> h4 = m.runAfterEither(f, g, rs[4]);
2939		final CompletableFuture<Void> h5 = m.runAfterEither(g, f, rs[5]);
2940	<	checkCompletedWithWrappedCFException(h4);
2941	<	checkCompletedWithWrappedCFException(h5);
2940	>	checkCompletedWithWrappedException(h4, rs[4].ex);
2941	>	checkCompletedWithWrappedException(h5, rs[5].ex);
2942
2943		checkCompletedNormally(f, v1);
2944		checkCompletedNormally(g, v2);
#	Line 2937 | Line 2999 | public class CompletableFutureTest exten
2999		final CompletableFuture<Integer> g = m.thenCompose(f, r);
3000		if (createIncomplete) assertTrue(f.complete(v1));
3001
3002	<	checkCompletedWithWrappedCFException(g);
3002	>	checkCompletedWithWrappedException(g, r.ex);
3003		checkCompletedNormally(f, v1);
3004		}}
3005
#	Line 3046 | Line 3108 | public class CompletableFutureTest exten
3108		}
3109		}
3110
3111	<	public void testAllOf_backwards() throws Exception {
3111	>	public void testAllOf_normal_backwards() throws Exception {
3112		for (int k = 1; k < 10; k++) {
3113		CompletableFuture<Integer>[] fs
3114		= (CompletableFuture<Integer>[]) new CompletableFuture[k];
#	Line 3279 | Line 3341 | public class CompletableFutureTest exten
3341		() -> f.obtrudeException(null),
3342
3343		() -> CompletableFuture.delayedExecutor(1L, SECONDS, null),
3344	<	() -> CompletableFuture.delayedExecutor(1L, null, new ThreadExecutor()),
3344	>	() -> CompletableFuture.delayedExecutor(1L, null, exec),
3345		() -> CompletableFuture.delayedExecutor(1L, null),
3346
3347		() -> f.orTimeout(1L, null),
#	Line 3294 | Line 3356 | public class CompletableFutureTest exten
3356		}
3357
3358		/**
3359	+	* Test submissions to an executor that rejects all tasks.
3360	+	*/
3361	+	public void testRejectingExecutor() {
3362	+	for (Integer v : new Integer[] { 1, null })
3363	+	{
3364	+	final CountingRejectingExecutor e = new CountingRejectingExecutor();
3365	+
3366	+	final CompletableFuture<Integer> complete = CompletableFuture.completedFuture(v);
3367	+	final CompletableFuture<Integer> incomplete = new CompletableFuture<>();
3368	+
3369	+	List<CompletableFuture<?>> futures = new ArrayList<>();
3370	+
3371	+	List<CompletableFuture<Integer>> srcs = new ArrayList<>();
3372	+	srcs.add(complete);
3373	+	srcs.add(incomplete);
3374	+
3375	+	for (CompletableFuture<Integer> src : srcs) {
3376	+	List<CompletableFuture<?>> fs = new ArrayList<>();
3377	+	fs.add(src.thenRunAsync(() -> {}, e));
3378	+	fs.add(src.thenAcceptAsync((z) -> {}, e));
3379	+	fs.add(src.thenApplyAsync((z) -> z, e));
3380	+
3381	+	fs.add(src.thenCombineAsync(src, (x, y) -> x, e));
3382	+	fs.add(src.thenAcceptBothAsync(src, (x, y) -> {}, e));
3383	+	fs.add(src.runAfterBothAsync(src, () -> {}, e));
3384	+
3385	+	fs.add(src.applyToEitherAsync(src, (z) -> z, e));
3386	+	fs.add(src.acceptEitherAsync(src, (z) -> {}, e));
3387	+	fs.add(src.runAfterEitherAsync(src, () -> {}, e));
3388	+
3389	+	fs.add(src.thenComposeAsync((z) -> null, e));
3390	+	fs.add(src.whenCompleteAsync((z, t) -> {}, e));
3391	+	fs.add(src.handleAsync((z, t) -> null, e));
3392	+
3393	+	for (CompletableFuture<?> future : fs) {
3394	+	if (src.isDone())
3395	+	checkCompletedWithWrappedException(future, e.ex);
3396	+	else
3397	+	checkIncomplete(future);
3398	+	}
3399	+	futures.addAll(fs);
3400	+	}
3401	+
3402	+	{
3403	+	List<CompletableFuture<?>> fs = new ArrayList<>();
3404	+
3405	+	fs.add(complete.thenCombineAsync(incomplete, (x, y) -> x, e));
3406	+	fs.add(incomplete.thenCombineAsync(complete, (x, y) -> x, e));
3407	+
3408	+	fs.add(complete.thenAcceptBothAsync(incomplete, (x, y) -> {}, e));
3409	+	fs.add(incomplete.thenAcceptBothAsync(complete, (x, y) -> {}, e));
3410	+
3411	+	fs.add(complete.runAfterBothAsync(incomplete, () -> {}, e));
3412	+	fs.add(incomplete.runAfterBothAsync(complete, () -> {}, e));
3413	+
3414	+	for (CompletableFuture<?> future : fs)
3415	+	checkIncomplete(future);
3416	+	futures.addAll(fs);
3417	+	}
3418	+
3419	+	{
3420	+	List<CompletableFuture<?>> fs = new ArrayList<>();
3421	+
3422	+	fs.add(complete.applyToEitherAsync(incomplete, (z) -> z, e));
3423	+	fs.add(incomplete.applyToEitherAsync(complete, (z) -> z, e));
3424	+
3425	+	fs.add(complete.acceptEitherAsync(incomplete, (z) -> {}, e));
3426	+	fs.add(incomplete.acceptEitherAsync(complete, (z) -> {}, e));
3427	+
3428	+	fs.add(complete.runAfterEitherAsync(incomplete, () -> {}, e));
3429	+	fs.add(incomplete.runAfterEitherAsync(complete, () -> {}, e));
3430	+
3431	+	for (CompletableFuture<?> future : fs)
3432	+	checkCompletedWithWrappedException(future, e.ex);
3433	+	futures.addAll(fs);
3434	+	}
3435	+
3436	+	incomplete.complete(v);
3437	+
3438	+	for (CompletableFuture<?> future : futures)
3439	+	checkCompletedWithWrappedException(future, e.ex);
3440	+
3441	+	assertEquals(futures.size(), e.count.get());
3442	+	}}
3443	+
3444	+	/**
3445	+	* Test submissions to an executor that rejects all tasks, but
3446	+	* should never be invoked because the dependent future is
3447	+	* explicitly completed.
3448	+	*/
3449	+	public void testRejectingExecutorNeverInvoked() {
3450	+	for (Integer v : new Integer[] { 1, null })
3451	+	{
3452	+	final CountingRejectingExecutor e = new CountingRejectingExecutor();
3453	+
3454	+	final CompletableFuture<Integer> complete = CompletableFuture.completedFuture(v);
3455	+	final CompletableFuture<Integer> incomplete = new CompletableFuture<>();
3456	+
3457	+	List<CompletableFuture<?>> futures = new ArrayList<>();
3458	+
3459	+	List<CompletableFuture<Integer>> srcs = new ArrayList<>();
3460	+	srcs.add(complete);
3461	+	srcs.add(incomplete);
3462	+
3463	+	List<CompletableFuture<?>> fs = new ArrayList<>();
3464	+	fs.add(incomplete.thenRunAsync(() -> {}, e));
3465	+	fs.add(incomplete.thenAcceptAsync((z) -> {}, e));
3466	+	fs.add(incomplete.thenApplyAsync((z) -> z, e));
3467	+
3468	+	fs.add(incomplete.thenCombineAsync(incomplete, (x, y) -> x, e));
3469	+	fs.add(incomplete.thenAcceptBothAsync(incomplete, (x, y) -> {}, e));
3470	+	fs.add(incomplete.runAfterBothAsync(incomplete, () -> {}, e));
3471	+
3472	+	fs.add(incomplete.applyToEitherAsync(incomplete, (z) -> z, e));
3473	+	fs.add(incomplete.acceptEitherAsync(incomplete, (z) -> {}, e));
3474	+	fs.add(incomplete.runAfterEitherAsync(incomplete, () -> {}, e));
3475	+
3476	+	fs.add(incomplete.thenComposeAsync((z) -> null, e));
3477	+	fs.add(incomplete.whenCompleteAsync((z, t) -> {}, e));
3478	+	fs.add(incomplete.handleAsync((z, t) -> null, e));
3479	+
3480	+	fs.add(complete.thenCombineAsync(incomplete, (x, y) -> x, e));
3481	+	fs.add(incomplete.thenCombineAsync(complete, (x, y) -> x, e));
3482	+
3483	+	fs.add(complete.thenAcceptBothAsync(incomplete, (x, y) -> {}, e));
3484	+	fs.add(incomplete.thenAcceptBothAsync(complete, (x, y) -> {}, e));
3485	+
3486	+	fs.add(complete.runAfterBothAsync(incomplete, () -> {}, e));
3487	+	fs.add(incomplete.runAfterBothAsync(complete, () -> {}, e));
3488	+
3489	+	for (CompletableFuture<?> future : fs)
3490	+	checkIncomplete(future);
3491	+
3492	+	for (CompletableFuture<?> future : fs)
3493	+	future.complete(null);
3494	+
3495	+	incomplete.complete(v);
3496	+
3497	+	for (CompletableFuture<?> future : fs)
3498	+	checkCompletedNormally(future, null);
3499	+
3500	+	assertEquals(0, e.count.get());
3501	+	}}
3502	+
3503	+	/**
3504		* toCompletableFuture returns this CompletableFuture.
3505		*/
3506		public void testToCompletableFuture() {
#	Line 3509 | Line 3716 | public class CompletableFutureTest exten
3716		long timeoutMillis = timeoutMillis();
3717		CompletableFuture<Integer> f = new CompletableFuture<>();
3718		long startTime = System.nanoTime();
3719	<	f.orTimeout(timeoutMillis, MILLISECONDS);
3719	>	assertSame(f, f.orTimeout(timeoutMillis, MILLISECONDS));
3720		checkCompletedWithTimeoutException(f);
3721		assertTrue(millisElapsedSince(startTime) >= timeoutMillis);
3722		}
#	Line 3524 | Line 3731 | public class CompletableFutureTest exten
3731		CompletableFuture<Integer> g = new CompletableFuture<>();
3732		long startTime = System.nanoTime();
3733		f.complete(v1);
3734	<	f.orTimeout(LONG_DELAY_MS, MILLISECONDS);
3735	<	g.orTimeout(LONG_DELAY_MS, MILLISECONDS);
3734	>	assertSame(f, f.orTimeout(LONG_DELAY_MS, MILLISECONDS));
3735	>	assertSame(g, g.orTimeout(LONG_DELAY_MS, MILLISECONDS));
3736		g.complete(v1);
3737		checkCompletedNormally(f, v1);
3738		checkCompletedNormally(g, v1);
#	Line 3540 | Line 3747 | public class CompletableFutureTest exten
3747		() -> testCompleteOnTimeout_timesOut(null));
3748		}
3749
3750	+	/**
3751	+	* completeOnTimeout completes with given value if not complete
3752	+	*/
3753		public void testCompleteOnTimeout_timesOut(Integer v) {
3754		long timeoutMillis = timeoutMillis();
3755		CompletableFuture<Integer> f = new CompletableFuture<>();
3756		long startTime = System.nanoTime();
3757	<	f.completeOnTimeout(v, timeoutMillis, MILLISECONDS);
3757	>	assertSame(f, f.completeOnTimeout(v, timeoutMillis, MILLISECONDS));
3758		assertSame(v, f.join());
3759		assertTrue(millisElapsedSince(startTime) >= timeoutMillis);
3760		f.complete(99);         // should have no effect
#	Line 3561 | Line 3771 | public class CompletableFutureTest exten
3771		CompletableFuture<Integer> g = new CompletableFuture<>();
3772		long startTime = System.nanoTime();
3773		f.complete(v1);
3774	<	f.completeOnTimeout(-1, LONG_DELAY_MS, MILLISECONDS);
3775	<	g.completeOnTimeout(-1, LONG_DELAY_MS, MILLISECONDS);
3774	>	assertSame(f, f.completeOnTimeout(-1, LONG_DELAY_MS, MILLISECONDS));
3775	>	assertSame(g, g.completeOnTimeout(-1, LONG_DELAY_MS, MILLISECONDS));
3776		g.complete(v1);
3777		checkCompletedNormally(f, v1);
3778		checkCompletedNormally(g, v1);
#	Line 3613 | Line 3823 | public class CompletableFutureTest exten
3823		//--- tests of implementation details; not part of official tck ---
3824
3825		Object resultOf(CompletableFuture<?> f) {
3826	+	SecurityManager sm = System.getSecurityManager();
3827	+	if (sm != null) {
3828	+	try {
3829	+	System.setSecurityManager(null);
3830	+	} catch (SecurityException giveUp) {
3831	+	return "Reflection not available";
3832	+	}
3833	+	}
3834	+
3835		try {
3836		java.lang.reflect.Field resultField
3837		= CompletableFuture.class.getDeclaredField("result");
3838		resultField.setAccessible(true);
3839		return resultField.get(f);
3840	<	} catch (Throwable t) { throw new AssertionError(t); }
3840	>	} catch (Throwable t) {
3841	>	throw new AssertionError(t);
3842	>	} finally {
3843	>	if (sm != null) System.setSecurityManager(sm);
3844	>	}
3845		}
3846
3847		public void testExceptionPropagationReusesResultObject() {
#	Line 3641 | Line 3864 | public class CompletableFutureTest exten
3864		funs.add((y) -> m.applyToEither(y, incomplete, new IncFunction(m)));
3865
3866		funs.add((y) -> m.runAfterBoth(y, v42, new Noop(m)));
3867	+	funs.add((y) -> m.runAfterBoth(v42, y, new Noop(m)));
3868		funs.add((y) -> m.thenAcceptBoth(y, v42, new SubtractAction(m)));
3869	+	funs.add((y) -> m.thenAcceptBoth(v42, y, new SubtractAction(m)));
3870		funs.add((y) -> m.thenCombine(y, v42, new SubtractFunction(m)));
3871	+	funs.add((y) -> m.thenCombine(v42, y, new SubtractFunction(m)));
3872
3873	<	funs.add((y) -> m.whenComplete(y, (Integer x, Throwable t) -> {}));
3873	>	funs.add((y) -> m.whenComplete(y, (Integer r, Throwable t) -> {}));
3874
3875		funs.add((y) -> m.thenCompose(y, new CompletableFutureInc(m)));
3876
3877	+	funs.add((y) -> CompletableFuture.allOf(new CompletableFuture<?>[] {y}));
3878		funs.add((y) -> CompletableFuture.allOf(new CompletableFuture<?>[] {y, v42}));
3879	+	funs.add((y) -> CompletableFuture.allOf(new CompletableFuture<?>[] {v42, y}));
3880	+	funs.add((y) -> CompletableFuture.anyOf(new CompletableFuture<?>[] {y}));
3881		funs.add((y) -> CompletableFuture.anyOf(new CompletableFuture<?>[] {y, incomplete}));
3882	+	funs.add((y) -> CompletableFuture.anyOf(new CompletableFuture<?>[] {incomplete, y}));
3883
3884		for (Function<CompletableFuture<Integer>, CompletableFuture<?>>
3885		fun : funs) {
#	Line 3764 | Line 3994 | public class CompletableFutureTest exten
3994		}
3995
3996		static class Monad {
3997	<	static class MonadError extends Error {
3998	<	public MonadError() { super("monadic zero"); }
3997	>	static class ZeroException extends RuntimeException {
3998	>	public ZeroException() { super("monadic zero"); }
3999		}
4000		// "return", "unit"
4001		static <T> CompletableFuture<T> unit(T value) {
#	Line 3773 | Line 4003 | public class CompletableFutureTest exten
4003		}
4004		// monadic zero ?
4005		static <T> CompletableFuture<T> zero() {
4006	<	return failedFuture(new MonadError());
4006	>	return failedFuture(new ZeroException());
4007		}
4008		// >=>
4009		static <T,U,V> Function<T, CompletableFuture<V>> compose
#	Line 3787 | Line 4017 | public class CompletableFutureTest exten
4017		f.getNow(null);
4018		throw new AssertionFailedError("should throw");
4019		} catch (CompletionException success) {
4020	<	assertTrue(success.getCause() instanceof MonadError);
4020	>	assertTrue(success.getCause() instanceof ZeroException);
4021		}
4022		}
4023
#	Line 3814 | Line 4044 | public class CompletableFutureTest exten
4044		AtomicReference<Throwable> firstFailure = new AtomicReference<>(null);
4045		}
4046
4047	<	// Monadic "plus"
4047	>	/** Implements "monadic plus". */
4048		static <T> CompletableFuture<T> plus(CompletableFuture<? extends T> f,
4049		CompletableFuture<? extends T> g) {
4050		PlusFuture<T> plus = new PlusFuture<T>();
4051		BiConsumer<T, Throwable> action = (T result, Throwable ex) -> {
4052	<	if (result != null) {
4053	<	if (plus.complete(result))
4054	<	if (plus.firstFailure.get() != null)
4052	>	try {
4053	>	if (ex == null) {
4054	>	if (plus.complete(result))
4055	>	if (plus.firstFailure.get() != null)
4056	>	plus.firstFailure.set(null);
4057	>	}
4058	>	else if (plus.firstFailure.compareAndSet(null, ex)) {
4059	>	if (plus.isDone())
4060		plus.firstFailure.set(null);
4061	<	}
4062	<	else if (plus.firstFailure.compareAndSet(null, ex)) {
4063	<	if (plus.isDone())
4064	<	plus.firstFailure.set(null);
4065	<	} else {
4066	<	if (plus.completeExceptionally(ex))
4067	<	plus.firstFailure.set(null);
4061	>	}
4062	>	else {
4063	>	// first failure has precedence
4064	>	Throwable first = plus.firstFailure.getAndSet(null);
4065	>
4066	>	// may fail with "Self-suppression not permitted"
4067	>	try { first.addSuppressed(ex); }
4068	>	catch (Exception ignored) {}
4069	>
4070	>	plus.completeExceptionally(first);
4071	>	}
4072	>	} catch (Throwable unexpected) {
4073	>	plus.completeExceptionally(unexpected);
4074		}
4075		};
4076		f.whenComplete(action);
#	Line 3898 | Line 4139 | public class CompletableFutureTest exten
4139		Monad.plus(godot, Monad.unit(5L)));
4140		}
4141
4142	+	/** Test long recursive chains of CompletableFutures with cascading completions */
4143	+	public void testRecursiveChains() throws Throwable {
4144	+	for (ExecutionMode m : ExecutionMode.values())
4145	+	for (boolean addDeadEnds : new boolean[] { true, false })
4146	+	{
4147	+	final int val = 42;
4148	+	final int n = expensiveTests ? 1_000 : 2;
4149	+	CompletableFuture<Integer> head = new CompletableFuture<>();
4150	+	CompletableFuture<Integer> tail = head;
4151	+	for (int i = 0; i < n; i++) {
4152	+	if (addDeadEnds) m.thenApply(tail, v -> v + 1);
4153	+	tail = m.thenApply(tail, v -> v + 1);
4154	+	if (addDeadEnds) m.applyToEither(tail, tail, v -> v + 1);
4155	+	tail = m.applyToEither(tail, tail, v -> v + 1);
4156	+	if (addDeadEnds) m.thenCombine(tail, tail, (v, w) -> v + 1);
4157	+	tail = m.thenCombine(tail, tail, (v, w) -> v + 1);
4158	+	}
4159	+	head.complete(val);
4160	+	assertEquals(val + 3 * n, (int) tail.join());
4161	+	}}
4162	+
4163	+	/**
4164	+	* A single CompletableFuture with many dependents.
4165	+	* A demo of scalability - runtime is O(n).
4166	+	*/
4167	+	public void testManyDependents() throws Throwable {
4168	+	final int n = expensiveTests ? 1_000_000 : 10;
4169	+	final CompletableFuture<Void> head = new CompletableFuture<>();
4170	+	final CompletableFuture<Void> complete = CompletableFuture.completedFuture((Void)null);
4171	+	final AtomicInteger count = new AtomicInteger(0);
4172	+	for (int i = 0; i < n; i++) {
4173	+	head.thenRun(() -> count.getAndIncrement());
4174	+	head.thenAccept((x) -> count.getAndIncrement());
4175	+	head.thenApply((x) -> count.getAndIncrement());
4176	+
4177	+	head.runAfterBoth(complete, () -> count.getAndIncrement());
4178	+	head.thenAcceptBoth(complete, (x, y) -> count.getAndIncrement());
4179	+	head.thenCombine(complete, (x, y) -> count.getAndIncrement());
4180	+	complete.runAfterBoth(head, () -> count.getAndIncrement());
4181	+	complete.thenAcceptBoth(head, (x, y) -> count.getAndIncrement());
4182	+	complete.thenCombine(head, (x, y) -> count.getAndIncrement());
4183	+
4184	+	head.runAfterEither(new CompletableFuture<Void>(), () -> count.getAndIncrement());
4185	+	head.acceptEither(new CompletableFuture<Void>(), (x) -> count.getAndIncrement());
4186	+	head.applyToEither(new CompletableFuture<Void>(), (x) -> count.getAndIncrement());
4187	+	new CompletableFuture<Void>().runAfterEither(head, () -> count.getAndIncrement());
4188	+	new CompletableFuture<Void>().acceptEither(head, (x) -> count.getAndIncrement());
4189	+	new CompletableFuture<Void>().applyToEither(head, (x) -> count.getAndIncrement());
4190	+	}
4191	+	head.complete(null);
4192	+	assertEquals(5 * 3 * n, count.get());
4193	+	}
4194	+
4195	+	/** ant -Dvmoptions=-Xmx8m -Djsr166.expensiveTests=true -Djsr166.tckTestClass=CompletableFutureTest tck */
4196	+	public void testCoCompletionGarbageRetention() throws Throwable {
4197	+	final int n = expensiveTests ? 1_000_000 : 10;
4198	+	final CompletableFuture<Integer> incomplete = new CompletableFuture<>();
4199	+	CompletableFuture<Integer> f;
4200	+	for (int i = 0; i < n; i++) {
4201	+	f = new CompletableFuture<>();
4202	+	f.runAfterEither(incomplete, () -> {});
4203	+	f.complete(null);
4204	+
4205	+	f = new CompletableFuture<>();
4206	+	f.acceptEither(incomplete, (x) -> {});
4207	+	f.complete(null);
4208	+
4209	+	f = new CompletableFuture<>();
4210	+	f.applyToEither(incomplete, (x) -> x);
4211	+	f.complete(null);
4212	+
4213	+	f = new CompletableFuture<>();
4214	+	CompletableFuture.anyOf(new CompletableFuture<?>[] { f, incomplete });
4215	+	f.complete(null);
4216	+	}
4217	+
4218	+	for (int i = 0; i < n; i++) {
4219	+	f = new CompletableFuture<>();
4220	+	incomplete.runAfterEither(f, () -> {});
4221	+	f.complete(null);
4222	+
4223	+	f = new CompletableFuture<>();
4224	+	incomplete.acceptEither(f, (x) -> {});
4225	+	f.complete(null);
4226	+
4227	+	f = new CompletableFuture<>();
4228	+	incomplete.applyToEither(f, (x) -> x);
4229	+	f.complete(null);
4230	+
4231	+	f = new CompletableFuture<>();
4232	+	CompletableFuture.anyOf(new CompletableFuture<?>[] { incomplete, f });
4233	+	f.complete(null);
4234	+	}
4235	+	}
4236	+
4237	+	/*
4238	+	* Tests below currently fail in stress mode due to memory retention.
4239	+	* ant -Dvmoptions=-Xmx8m -Djsr166.expensiveTests=true -Djsr166.tckTestClass=CompletableFutureTest tck
4240	+	*/
4241	+
4242	+	/** Checks for garbage retention with anyOf. */
4243	+	public void testAnyOfGarbageRetention() throws Throwable {
4244	+	for (Integer v : new Integer[] { 1, null })
4245	+	{
4246	+	final int n = expensiveTests ? 100_000 : 10;
4247	+	CompletableFuture<Integer>[] fs
4248	+	= (CompletableFuture<Integer>[]) new CompletableFuture<?>[100];
4249	+	for (int i = 0; i < fs.length; i++)
4250	+	fs[i] = new CompletableFuture<>();
4251	+	fs[fs.length - 1].complete(v);
4252	+	for (int i = 0; i < n; i++)
4253	+	checkCompletedNormally(CompletableFuture.anyOf(fs), v);
4254	+	}}
4255	+
4256	+	/** Checks for garbage retention with allOf. */
4257	+	public void testCancelledAllOfGarbageRetention() throws Throwable {
4258	+	final int n = expensiveTests ? 100_000 : 10;
4259	+	CompletableFuture<Integer>[] fs
4260	+	= (CompletableFuture<Integer>[]) new CompletableFuture<?>[100];
4261	+	for (int i = 0; i < fs.length; i++)
4262	+	fs[i] = new CompletableFuture<>();
4263	+	for (int i = 0; i < n; i++)
4264	+	assertTrue(CompletableFuture.allOf(fs).cancel(false));
4265	+	}
4266	+
4267		//     static <U> U join(CompletionStage<U> stage) {
4268		//         CompletableFuture<U> f = new CompletableFuture<>();
4269		//         stage.whenComplete((v, ex) -> {

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