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

Comparing jsr166/src/test/tck/CompletableFutureTest.java (file contents):
Revision 1.73 by jsr166, Fri Jun 6 21:11:10 2014 UTC vs.
Revision 1.105 by dl, Thu Sep 3 16:30:05 2015 UTC

#	Line 5 | Line 5
5		* http://creativecommons.org/publicdomain/zero/1.0/
6		*/
7
8	<	import junit.framework.*;
8	>	import static java.util.concurrent.TimeUnit.MILLISECONDS;
9	>	import static java.util.concurrent.TimeUnit.SECONDS;
10	>
11	>	import java.util.ArrayList;
12	>	import java.util.List;
13	>	import java.util.Objects;
14		import java.util.concurrent.Callable;
10	–	import java.util.concurrent.Executor;
11	–	import java.util.concurrent.ExecutorService;
12	–	import java.util.concurrent.Executors;
15		import java.util.concurrent.CancellationException;
14	–	import java.util.concurrent.CountDownLatch;
15	–	import java.util.concurrent.ExecutionException;
16	–	import java.util.concurrent.Future;
16		import java.util.concurrent.CompletableFuture;
17		import java.util.concurrent.CompletionException;
18		import java.util.concurrent.CompletionStage;
19	+	import java.util.concurrent.ExecutionException;
20	+	import java.util.concurrent.Executor;
21		import java.util.concurrent.ForkJoinPool;
22		import java.util.concurrent.ForkJoinTask;
23		import java.util.concurrent.TimeoutException;
24	+	import java.util.concurrent.TimeUnit;
25		import java.util.concurrent.atomic.AtomicInteger;
26	<	import static java.util.concurrent.TimeUnit.MILLISECONDS;
25	<	import static java.util.concurrent.TimeUnit.SECONDS;
26	<	import java.util.*;
27	<	import java.util.function.Supplier;
28	<	import java.util.function.Consumer;
26	>	import java.util.concurrent.atomic.AtomicReference;
27		import java.util.function.BiConsumer;
30	–	import java.util.function.Function;
28		import java.util.function.BiFunction;
29	+	import java.util.function.Consumer;
30	+	import java.util.function.Function;
31	+	import java.util.function.Supplier;
32	+
33	+	import junit.framework.Test;
34	+	import junit.framework.TestSuite;
35
36		public class CompletableFutureTest extends JSR166TestCase {
37
38		public static void main(String[] args) {
39	<	junit.textui.TestRunner.run(suite());
39	>	main(suite(), args);
40		}
41		public static Test suite() {
42		return new TestSuite(CompletableFutureTest.class);
#	Line 44 | Line 47 | public class CompletableFutureTest exten
47		void checkIncomplete(CompletableFuture<?> f) {
48		assertFalse(f.isDone());
49		assertFalse(f.isCancelled());
50	<	assertTrue(f.toString().contains("[Not completed]"));
50	>	assertTrue(f.toString().contains("Not completed"));
51		try {
52		assertNull(f.getNow(null));
53		} catch (Throwable fail) { threadUnexpectedException(fail); }
#	Line 57 | Line 60 | public class CompletableFutureTest exten
60		}
61
62		<T> void checkCompletedNormally(CompletableFuture<T> f, T value) {
63	<	try {
64	<	assertEquals(value, f.get(LONG_DELAY_MS, MILLISECONDS));
62	<	} catch (Throwable fail) { threadUnexpectedException(fail); }
63	>	checkTimedGet(f, value);
64	>
65		try {
66		assertEquals(value, f.join());
67		} catch (Throwable fail) { threadUnexpectedException(fail); }
#	Line 76 | Line 78 | public class CompletableFutureTest exten
78		}
79
80		void checkCompletedWithWrappedCFException(CompletableFuture<?> f) {
81	+	long startTime = System.nanoTime();
82	+	long timeoutMillis = LONG_DELAY_MS;
83		try {
84	<	f.get(LONG_DELAY_MS, MILLISECONDS);
84	>	f.get(timeoutMillis, MILLISECONDS);
85		shouldThrow();
86		} catch (ExecutionException success) {
87		assertTrue(success.getCause() instanceof CFException);
88		} catch (Throwable fail) { threadUnexpectedException(fail); }
89	+	assertTrue(millisElapsedSince(startTime) < timeoutMillis/2);
90	+
91		try {
92		f.join();
93		shouldThrow();
#	Line 107 | Line 113 | public class CompletableFutureTest exten
113
114		<U> void checkCompletedExceptionallyWithRootCause(CompletableFuture<U> f,
115		Throwable ex) {
116	+	long startTime = System.nanoTime();
117	+	long timeoutMillis = LONG_DELAY_MS;
118		try {
119	<	f.get(LONG_DELAY_MS, MILLISECONDS);
119	>	f.get(timeoutMillis, MILLISECONDS);
120		shouldThrow();
121		} catch (ExecutionException success) {
122		assertSame(ex, success.getCause());
123		} catch (Throwable fail) { threadUnexpectedException(fail); }
124	+	assertTrue(millisElapsedSince(startTime) < timeoutMillis/2);
125	+
126		try {
127		f.join();
128		shouldThrow();
#	Line 137 | Line 147 | public class CompletableFutureTest exten
147		assertTrue(f.toString().contains("[Completed exceptionally]"));
148		}
149
150	+	<U> void checkCompletedExceptionallyWithTimeout(CompletableFuture<U> f) {
151	+	long startTime = System.nanoTime();
152	+	long timeoutMillis = LONG_DELAY_MS;
153	+	try {
154	+	f.get(timeoutMillis, MILLISECONDS);
155	+	shouldThrow();
156	+	} catch (ExecutionException ex) {
157	+	assertTrue(ex.getCause() instanceof TimeoutException);
158	+	} catch (Throwable fail) { threadUnexpectedException(fail); }
159	+	assertTrue(millisElapsedSince(startTime) < timeoutMillis/2);
160	+
161	+	try {
162	+	f.join();
163	+	shouldThrow();
164	+	} catch (Throwable ex) {
165	+	assertTrue(ex.getCause() instanceof TimeoutException);
166	+	}
167	+
168	+	try {
169	+	f.getNow(null);
170	+	shouldThrow();
171	+	} catch (Throwable ex) {
172	+	assertTrue(ex.getCause() instanceof TimeoutException);
173	+	}
174	+
175	+	try {
176	+	f.get();
177	+	shouldThrow();
178	+	} catch (ExecutionException ex) {
179	+	assertTrue(ex.getCause() instanceof TimeoutException);
180	+	} catch (Throwable fail) { threadUnexpectedException(fail); }
181	+
182	+	assertTrue(f.isDone());
183	+	assertFalse(f.isCancelled());
184	+	assertTrue(f.toString().contains("[Completed exceptionally]"));
185	+	}
186	+
187		<U> void checkCompletedWithWrappedException(CompletableFuture<U> f,
188		Throwable ex) {
189		checkCompletedExceptionallyWithRootCause(f, ex);
#	Line 158 | Line 205 | public class CompletableFutureTest exten
205		}
206
207		void checkCancelled(CompletableFuture<?> f) {
208	+	long startTime = System.nanoTime();
209	+	long timeoutMillis = LONG_DELAY_MS;
210		try {
211	<	f.get(LONG_DELAY_MS, MILLISECONDS);
211	>	f.get(timeoutMillis, MILLISECONDS);
212		shouldThrow();
213		} catch (CancellationException success) {
214		} catch (Throwable fail) { threadUnexpectedException(fail); }
215	+	assertTrue(millisElapsedSince(startTime) < timeoutMillis/2);
216	+
217		try {
218		f.join();
219		shouldThrow();
#	Line 183 | Line 234 | public class CompletableFutureTest exten
234		}
235
236		void checkCompletedWithWrappedCancellationException(CompletableFuture<?> f) {
237	+	long startTime = System.nanoTime();
238	+	long timeoutMillis = LONG_DELAY_MS;
239		try {
240	<	f.get(LONG_DELAY_MS, MILLISECONDS);
240	>	f.get(timeoutMillis, MILLISECONDS);
241		shouldThrow();
242		} catch (ExecutionException success) {
243		assertTrue(success.getCause() instanceof CancellationException);
244		} catch (Throwable fail) { threadUnexpectedException(fail); }
245	+	assertTrue(millisElapsedSince(startTime) < timeoutMillis/2);
246	+
247		try {
248		f.join();
249		shouldThrow();
#	Line 227 | Line 282 | public class CompletableFutureTest exten
282		* isCancelled, join, get, and getNow
283		*/
284		public void testComplete() {
285	+	for (Integer v1 : new Integer[] { 1, null })
286	+	{
287		CompletableFuture<Integer> f = new CompletableFuture<>();
288		checkIncomplete(f);
289	<	f.complete(one);
290	<	checkCompletedNormally(f, one);
291	<	}
289	>	assertTrue(f.complete(v1));
290	>	assertFalse(f.complete(v1));
291	>	checkCompletedNormally(f, v1);
292	>	}}
293
294		/**
295		* completeExceptionally completes exceptionally, as indicated by
#	Line 250 | Line 308 | public class CompletableFutureTest exten
308		* methods isDone, isCancelled, join, get, and getNow
309		*/
310		public void testCancel() {
311	+	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
312	+	{
313		CompletableFuture<Integer> f = new CompletableFuture<>();
314		checkIncomplete(f);
315	<	assertTrue(f.cancel(true));
315	>	assertTrue(f.cancel(mayInterruptIfRunning));
316	>	assertTrue(f.cancel(mayInterruptIfRunning));
317	>	assertTrue(f.cancel(!mayInterruptIfRunning));
318		checkCancelled(f);
319	<	}
319	>	}}
320
321		/**
322		* obtrudeValue forces completion with given value
#	Line 262 | Line 324 | public class CompletableFutureTest exten
324		public void testObtrudeValue() {
325		CompletableFuture<Integer> f = new CompletableFuture<>();
326		checkIncomplete(f);
327	<	f.complete(one);
327	>	assertTrue(f.complete(one));
328		checkCompletedNormally(f, one);
329		f.obtrudeValue(three);
330		checkCompletedNormally(f, three);
#	Line 289 | Line 351 | public class CompletableFutureTest exten
351		CompletableFuture<Integer> f;
352
353		f = new CompletableFuture<>();
354	<	f.complete(v1);
354	>	assertTrue(f.complete(v1));
355		for (int i = 0; i < 2; i++) {
356		f.obtrudeException(ex = new CFException());
357		checkCompletedExceptionally(f, ex);
#	Line 309 | Line 371 | public class CompletableFutureTest exten
371		checkCompletedExceptionally(f, ex);
372		f.completeExceptionally(new CFException());
373		checkCompletedExceptionally(f, ex);
374	<	f.complete(v1);
374	>	assertFalse(f.complete(v1));
375		checkCompletedExceptionally(f, ex);
376		}}
377
#	Line 317 | Line 379 | public class CompletableFutureTest exten
379		* getNumberOfDependents returns number of dependent tasks
380		*/
381		public void testGetNumberOfDependents() {
382	+	for (ExecutionMode m : ExecutionMode.values())
383	+	for (Integer v1 : new Integer[] { 1, null })
384	+	{
385		CompletableFuture<Integer> f = new CompletableFuture<>();
386		assertEquals(0, f.getNumberOfDependents());
387	<	CompletableFuture g = f.thenRun(new Noop(ExecutionMode.DEFAULT));
387	>	final CompletableFuture<Void> g = m.thenRun(f, new Noop(m));
388		assertEquals(1, f.getNumberOfDependents());
389		assertEquals(0, g.getNumberOfDependents());
390	<	CompletableFuture h = f.thenRun(new Noop(ExecutionMode.DEFAULT));
390	>	final CompletableFuture<Void> h = m.thenRun(f, new Noop(m));
391		assertEquals(2, f.getNumberOfDependents());
392	<	f.complete(1);
392	>	assertEquals(0, h.getNumberOfDependents());
393	>	assertTrue(f.complete(v1));
394		checkCompletedNormally(g, null);
395	+	checkCompletedNormally(h, null);
396		assertEquals(0, f.getNumberOfDependents());
397		assertEquals(0, g.getNumberOfDependents());
398	<	}
398	>	assertEquals(0, h.getNumberOfDependents());
399	>	}}
400
401		/**
402		* toString indicates current completion state
#	Line 339 | Line 407 | public class CompletableFutureTest exten
407		f = new CompletableFuture<String>();
408		assertTrue(f.toString().contains("[Not completed]"));
409
410	<	f.complete("foo");
410	>	assertTrue(f.complete("foo"));
411		assertTrue(f.toString().contains("[Completed normally]"));
412
413		f = new CompletableFuture<String>();
414	<	f.completeExceptionally(new IndexOutOfBoundsException());
414	>	assertTrue(f.completeExceptionally(new IndexOutOfBoundsException()));
415		assertTrue(f.toString().contains("[Completed exceptionally]"));
416	+
417	+	for (boolean mayInterruptIfRunning : new boolean[] { true, false }) {
418	+	f = new CompletableFuture<String>();
419	+	assertTrue(f.cancel(mayInterruptIfRunning));
420	+	assertTrue(f.toString().contains("[Completed exceptionally]"));
421	+	}
422		}
423
424		/**
#	Line 512 | Line 586 | public class CompletableFutureTest exten
586		}
587		}
588
515	–
589		class CompletableFutureInc extends CheckedIntegerAction
590		implements Function<Integer, CompletableFuture<Integer>>
591		{
#	Line 521 | Line 594 | public class CompletableFutureTest exten
594		invoked();
595		value = x;
596		CompletableFuture<Integer> f = new CompletableFuture<>();
597	<	f.complete(inc(x));
597	>	assertTrue(f.complete(inc(x)));
598		return f;
599		}
600		}
#	Line 551 | Line 624 | public class CompletableFutureTest exten
624		}
625		}
626
627	+	static final boolean defaultExecutorIsCommonPool
628	+	= ForkJoinPool.getCommonPoolParallelism() > 1;
629	+
630		/**
631		* Permits the testing of parallel code for the 3 different
632		* execution modes without copy/pasting all the test methods.
633		*/
634		enum ExecutionMode {
635	<	DEFAULT {
635	>	SYNC {
636		public void checkExecutionMode() {
637		assertFalse(ThreadExecutor.startedCurrentThread());
638		assertNull(ForkJoinTask.getPool());
#	Line 632 | Line 708 | public class CompletableFutureTest exten
708
709		ASYNC {
710		public void checkExecutionMode() {
711	<	assertSame(ForkJoinPool.commonPool(),
712	<	ForkJoinTask.getPool());
711	>	assertEquals(defaultExecutorIsCommonPool,
712	>	(ForkJoinPool.commonPool() == ForkJoinTask.getPool()));
713		}
714		public CompletableFuture<Void> runAsync(Runnable a) {
715		return CompletableFuture.runAsync(a);
#	Line 829 | Line 905 | public class CompletableFutureTest exten
905		{
906		final AtomicInteger a = new AtomicInteger(0);
907		final CompletableFuture<Integer> f = new CompletableFuture<>();
908	<	if (!createIncomplete) f.complete(v1);
908	>	if (!createIncomplete) assertTrue(f.complete(v1));
909		final CompletableFuture<Integer> g = f.exceptionally
910		((Throwable t) -> {
911		// Should not be called
912		a.getAndIncrement();
913		throw new AssertionError();
914		});
915	<	if (createIncomplete) f.complete(v1);
915	>	if (createIncomplete) assertTrue(f.complete(v1));
916
917		checkCompletedNormally(g, v1);
918		checkCompletedNormally(f, v1);
919		assertEquals(0, a.get());
920		}}
921
846	–
922		/**
923		* exceptionally action completes with function value on source
924		* exception
#	Line 858 | Line 933 | public class CompletableFutureTest exten
933		if (!createIncomplete) f.completeExceptionally(ex);
934		final CompletableFuture<Integer> g = f.exceptionally
935		((Throwable t) -> {
936	<	ExecutionMode.DEFAULT.checkExecutionMode();
936	>	ExecutionMode.SYNC.checkExecutionMode();
937		threadAssertSame(t, ex);
938		a.getAndIncrement();
939		return v1;
#	Line 871 | Line 946 | public class CompletableFutureTest exten
946
947		public void testExceptionally_exceptionalCompletionActionFailed() {
948		for (boolean createIncomplete : new boolean[] { true, false })
874	–	for (Integer v1 : new Integer[] { 1, null })
949		{
950		final AtomicInteger a = new AtomicInteger(0);
951		final CFException ex1 = new CFException();
#	Line 880 | Line 954 | public class CompletableFutureTest exten
954		if (!createIncomplete) f.completeExceptionally(ex1);
955		final CompletableFuture<Integer> g = f.exceptionally
956		((Throwable t) -> {
957	<	ExecutionMode.DEFAULT.checkExecutionMode();
957	>	ExecutionMode.SYNC.checkExecutionMode();
958		threadAssertSame(t, ex1);
959		a.getAndIncrement();
960		throw ex2;
#	Line 892 | Line 966 | public class CompletableFutureTest exten
966		}}
967
968		/**
969	+	* whenComplete action executes on normal completion, propagating
970	+	* source result.
971	+	*/
972	+	public void testWhenComplete_normalCompletion1() {
973	+	for (ExecutionMode m : ExecutionMode.values())
974	+	for (boolean createIncomplete : new boolean[] { true, false })
975	+	for (Integer v1 : new Integer[] { 1, null })
976	+	{
977	+	final AtomicInteger a = new AtomicInteger(0);
978	+	final CompletableFuture<Integer> f = new CompletableFuture<>();
979	+	if (!createIncomplete) assertTrue(f.complete(v1));
980	+	final CompletableFuture<Integer> g = m.whenComplete
981	+	(f,
982	+	(Integer x, Throwable t) -> {
983	+	m.checkExecutionMode();
984	+	threadAssertSame(x, v1);
985	+	threadAssertNull(t);
986	+	a.getAndIncrement();
987	+	});
988	+	if (createIncomplete) assertTrue(f.complete(v1));
989	+
990	+	checkCompletedNormally(g, v1);
991	+	checkCompletedNormally(f, v1);
992	+	assertEquals(1, a.get());
993	+	}}
994	+
995	+	/**
996	+	* whenComplete action executes on exceptional completion, propagating
997	+	* source result.
998	+	*/
999	+	public void testWhenComplete_exceptionalCompletion() {
1000	+	for (ExecutionMode m : ExecutionMode.values())
1001	+	for (boolean createIncomplete : new boolean[] { true, false })
1002	+	{
1003	+	final AtomicInteger a = new AtomicInteger(0);
1004	+	final CFException ex = new CFException();
1005	+	final CompletableFuture<Integer> f = new CompletableFuture<>();
1006	+	if (!createIncomplete) f.completeExceptionally(ex);
1007	+	final CompletableFuture<Integer> g = m.whenComplete
1008	+	(f,
1009	+	(Integer x, Throwable t) -> {
1010	+	m.checkExecutionMode();
1011	+	threadAssertNull(x);
1012	+	threadAssertSame(t, ex);
1013	+	a.getAndIncrement();
1014	+	});
1015	+	if (createIncomplete) f.completeExceptionally(ex);
1016	+
1017	+	checkCompletedWithWrappedException(g, ex);
1018	+	checkCompletedExceptionally(f, ex);
1019	+	assertEquals(1, a.get());
1020	+	}}
1021	+
1022	+	/**
1023	+	* whenComplete action executes on cancelled source, propagating
1024	+	* CancellationException.
1025	+	*/
1026	+	public void testWhenComplete_sourceCancelled() {
1027	+	for (ExecutionMode m : ExecutionMode.values())
1028	+	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1029	+	for (boolean createIncomplete : new boolean[] { true, false })
1030	+	{
1031	+	final AtomicInteger a = new AtomicInteger(0);
1032	+	final CompletableFuture<Integer> f = new CompletableFuture<>();
1033	+	if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
1034	+	final CompletableFuture<Integer> g = m.whenComplete
1035	+	(f,
1036	+	(Integer x, Throwable t) -> {
1037	+	m.checkExecutionMode();
1038	+	threadAssertNull(x);
1039	+	threadAssertTrue(t instanceof CancellationException);
1040	+	a.getAndIncrement();
1041	+	});
1042	+	if (createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
1043	+
1044	+	checkCompletedWithWrappedCancellationException(g);
1045	+	checkCancelled(f);
1046	+	assertEquals(1, a.get());
1047	+	}}
1048	+
1049	+	/**
1050	+	* If a whenComplete action throws an exception when triggered by
1051	+	* a normal completion, it completes exceptionally
1052	+	*/
1053	+	public void testWhenComplete_actionFailed() {
1054	+	for (boolean createIncomplete : new boolean[] { true, false })
1055	+	for (ExecutionMode m : ExecutionMode.values())
1056	+	for (Integer v1 : new Integer[] { 1, null })
1057	+	{
1058	+	final AtomicInteger a = new AtomicInteger(0);
1059	+	final CFException ex = new CFException();
1060	+	final CompletableFuture<Integer> f = new CompletableFuture<>();
1061	+	if (!createIncomplete) assertTrue(f.complete(v1));
1062	+	final CompletableFuture<Integer> g = m.whenComplete
1063	+	(f,
1064	+	(Integer x, Throwable t) -> {
1065	+	m.checkExecutionMode();
1066	+	threadAssertSame(x, v1);
1067	+	threadAssertNull(t);
1068	+	a.getAndIncrement();
1069	+	throw ex;
1070	+	});
1071	+	if (createIncomplete) assertTrue(f.complete(v1));
1072	+
1073	+	checkCompletedWithWrappedException(g, ex);
1074	+	checkCompletedNormally(f, v1);
1075	+	assertEquals(1, a.get());
1076	+	}}
1077	+
1078	+	/**
1079	+	* If a whenComplete action throws an exception when triggered by
1080	+	* a source completion that also throws an exception, the source
1081	+	* exception takes precedence.
1082	+	*/
1083	+	public void testWhenComplete_actionFailedSourceFailed() {
1084	+	for (boolean createIncomplete : new boolean[] { true, false })
1085	+	for (ExecutionMode m : ExecutionMode.values())
1086	+	{
1087	+	final AtomicInteger a = new AtomicInteger(0);
1088	+	final CFException ex1 = new CFException();
1089	+	final CFException ex2 = new CFException();
1090	+	final CompletableFuture<Integer> f = new CompletableFuture<>();
1091	+
1092	+	if (!createIncomplete) f.completeExceptionally(ex1);
1093	+	final CompletableFuture<Integer> g = m.whenComplete
1094	+	(f,
1095	+	(Integer x, Throwable t) -> {
1096	+	m.checkExecutionMode();
1097	+	threadAssertSame(t, ex1);
1098	+	threadAssertNull(x);
1099	+	a.getAndIncrement();
1100	+	throw ex2;
1101	+	});
1102	+	if (createIncomplete) f.completeExceptionally(ex1);
1103	+
1104	+	checkCompletedWithWrappedException(g, ex1);
1105	+	checkCompletedExceptionally(f, ex1);
1106	+	assertEquals(1, a.get());
1107	+	}}
1108	+
1109	+	/**
1110		* handle action completes normally with function value on normal
1111		* completion of source
1112		*/
#	Line 902 | Line 1117 | public class CompletableFutureTest exten
1117		{
1118		final CompletableFuture<Integer> f = new CompletableFuture<>();
1119		final AtomicInteger a = new AtomicInteger(0);
1120	<	if (!createIncomplete) f.complete(v1);
1120	>	if (!createIncomplete) assertTrue(f.complete(v1));
1121		final CompletableFuture<Integer> g = m.handle
1122		(f,
1123		(Integer x, Throwable t) -> {
#	Line 912 | Line 1127 | public class CompletableFutureTest exten
1127		a.getAndIncrement();
1128		return inc(v1);
1129		});
1130	<	if (createIncomplete) f.complete(v1);
1130	>	if (createIncomplete) assertTrue(f.complete(v1));
1131
1132		checkCompletedNormally(g, inc(v1));
1133		checkCompletedNormally(f, v1);
#	Line 1013 | Line 1228 | public class CompletableFutureTest exten
1228		final CompletableFuture<Integer> f = new CompletableFuture<>();
1229		final AtomicInteger a = new AtomicInteger(0);
1230		final CFException ex = new CFException();
1231	<	if (!createIncomplete) f.complete(v1);
1231	>	if (!createIncomplete) assertTrue(f.complete(v1));
1232		final CompletableFuture<Integer> g = m.handle
1233		(f,
1234		(Integer x, Throwable t) -> {
#	Line 1023 | Line 1238 | public class CompletableFutureTest exten
1238		a.getAndIncrement();
1239		throw ex;
1240		});
1241	<	if (createIncomplete) f.complete(v1);
1241	>	if (createIncomplete) assertTrue(f.complete(v1));
1242
1243		checkCompletedWithWrappedException(g, ex);
1244		checkCompletedNormally(f, v1);
#	Line 1104 | Line 1319 | public class CompletableFutureTest exten
1319		*/
1320		public void testThenRun_normalCompletion() {
1321		for (ExecutionMode m : ExecutionMode.values())
1107	–	for (boolean createIncomplete : new boolean[] { true, false })
1322		for (Integer v1 : new Integer[] { 1, null })
1323		{
1324		final CompletableFuture<Integer> f = new CompletableFuture<>();
1325	<	final Noop r = new Noop(m);
1326	<	if (!createIncomplete) f.complete(v1);
1113	<	final CompletableFuture<Void> g = m.thenRun(f, r);
1114	<	if (createIncomplete) {
1115	<	checkIncomplete(g);
1116	<	f.complete(v1);
1117	<	}
1325	>	final Noop[] rs = new Noop[6];
1326	>	for (int i = 0; i < rs.length; i++) rs[i] = new Noop(m);
1327
1328	<	checkCompletedNormally(g, null);
1328	>	final CompletableFuture<Void> h0 = m.thenRun(f, rs[0]);
1329	>	final CompletableFuture<Void> h1 = m.runAfterBoth(f, f, rs[1]);
1330	>	final CompletableFuture<Void> h2 = m.runAfterEither(f, f, rs[2]);
1331	>	checkIncomplete(h0);
1332	>	checkIncomplete(h1);
1333	>	checkIncomplete(h2);
1334	>	assertTrue(f.complete(v1));
1335	>	final CompletableFuture<Void> h3 = m.thenRun(f, rs[3]);
1336	>	final CompletableFuture<Void> h4 = m.runAfterBoth(f, f, rs[4]);
1337	>	final CompletableFuture<Void> h5 = m.runAfterEither(f, f, rs[5]);
1338	>
1339	>	checkCompletedNormally(h0, null);
1340	>	checkCompletedNormally(h1, null);
1341	>	checkCompletedNormally(h2, null);
1342	>	checkCompletedNormally(h3, null);
1343	>	checkCompletedNormally(h4, null);
1344	>	checkCompletedNormally(h5, null);
1345		checkCompletedNormally(f, v1);
1346	<	r.assertInvoked();
1346	>	for (Noop r : rs) r.assertInvoked();
1347		}}
1348
1349		/**
#	Line 1127 | Line 1352 | public class CompletableFutureTest exten
1352		*/
1353		public void testThenRun_exceptionalCompletion() {
1354		for (ExecutionMode m : ExecutionMode.values())
1130	–	for (boolean createIncomplete : new boolean[] { true, false })
1355		{
1356		final CFException ex = new CFException();
1357		final CompletableFuture<Integer> f = new CompletableFuture<>();
1358	<	final Noop r = new Noop(m);
1359	<	if (!createIncomplete) f.completeExceptionally(ex);
1136	<	final CompletableFuture<Void> g = m.thenRun(f, r);
1137	<	if (createIncomplete) {
1138	<	checkIncomplete(g);
1139	<	f.completeExceptionally(ex);
1140	<	}
1358	>	final Noop[] rs = new Noop[6];
1359	>	for (int i = 0; i < rs.length; i++) rs[i] = new Noop(m);
1360
1361	<	checkCompletedWithWrappedException(g, ex);
1361	>	final CompletableFuture<Void> h0 = m.thenRun(f, rs[0]);
1362	>	final CompletableFuture<Void> h1 = m.runAfterBoth(f, f, rs[1]);
1363	>	final CompletableFuture<Void> h2 = m.runAfterEither(f, f, rs[2]);
1364	>	checkIncomplete(h0);
1365	>	checkIncomplete(h1);
1366	>	checkIncomplete(h2);
1367	>	assertTrue(f.completeExceptionally(ex));
1368	>	final CompletableFuture<Void> h3 = m.thenRun(f, rs[3]);
1369	>	final CompletableFuture<Void> h4 = m.runAfterBoth(f, f, rs[4]);
1370	>	final CompletableFuture<Void> h5 = m.runAfterEither(f, f, rs[5]);
1371	>
1372	>	checkCompletedWithWrappedException(h0, ex);
1373	>	checkCompletedWithWrappedException(h1, ex);
1374	>	checkCompletedWithWrappedException(h2, ex);
1375	>	checkCompletedWithWrappedException(h3, ex);
1376	>	checkCompletedWithWrappedException(h4, ex);
1377	>	checkCompletedWithWrappedException(h5, ex);
1378		checkCompletedExceptionally(f, ex);
1379	<	r.assertNotInvoked();
1379	>	for (Noop r : rs) r.assertNotInvoked();
1380		}}
1381
1382		/**
#	Line 1149 | Line 1384 | public class CompletableFutureTest exten
1384		*/
1385		public void testThenRun_sourceCancelled() {
1386		for (ExecutionMode m : ExecutionMode.values())
1152	–	for (boolean createIncomplete : new boolean[] { true, false })
1387		for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1388		{
1389		final CompletableFuture<Integer> f = new CompletableFuture<>();
1390	<	final Noop r = new Noop(m);
1391	<	if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
1158	<	final CompletableFuture<Void> g = m.thenRun(f, r);
1159	<	if (createIncomplete) {
1160	<	checkIncomplete(g);
1161	<	assertTrue(f.cancel(mayInterruptIfRunning));
1162	<	}
1390	>	final Noop[] rs = new Noop[6];
1391	>	for (int i = 0; i < rs.length; i++) rs[i] = new Noop(m);
1392
1393	<	checkCompletedWithWrappedCancellationException(g);
1393	>	final CompletableFuture<Void> h0 = m.thenRun(f, rs[0]);
1394	>	final CompletableFuture<Void> h1 = m.runAfterBoth(f, f, rs[1]);
1395	>	final CompletableFuture<Void> h2 = m.runAfterEither(f, f, rs[2]);
1396	>	checkIncomplete(h0);
1397	>	checkIncomplete(h1);
1398	>	checkIncomplete(h2);
1399	>	assertTrue(f.cancel(mayInterruptIfRunning));
1400	>	final CompletableFuture<Void> h3 = m.thenRun(f, rs[3]);
1401	>	final CompletableFuture<Void> h4 = m.runAfterBoth(f, f, rs[4]);
1402	>	final CompletableFuture<Void> h5 = m.runAfterEither(f, f, rs[5]);
1403	>
1404	>	checkCompletedWithWrappedCancellationException(h0);
1405	>	checkCompletedWithWrappedCancellationException(h1);
1406	>	checkCompletedWithWrappedCancellationException(h2);
1407	>	checkCompletedWithWrappedCancellationException(h3);
1408	>	checkCompletedWithWrappedCancellationException(h4);
1409	>	checkCompletedWithWrappedCancellationException(h5);
1410		checkCancelled(f);
1411	<	r.assertNotInvoked();
1411	>	for (Noop r : rs) r.assertNotInvoked();
1412		}}
1413
1414		/**
#	Line 1171 | Line 1416 | public class CompletableFutureTest exten
1416		*/
1417		public void testThenRun_actionFailed() {
1418		for (ExecutionMode m : ExecutionMode.values())
1174	–	for (boolean createIncomplete : new boolean[] { true, false })
1419		for (Integer v1 : new Integer[] { 1, null })
1420		{
1421		final CompletableFuture<Integer> f = new CompletableFuture<>();
1422	<	final FailingRunnable r = new FailingRunnable(m);
1423	<	if (!createIncomplete) f.complete(v1);
1180	<	final CompletableFuture<Void> g = m.thenRun(f, r);
1181	<	if (createIncomplete) {
1182	<	checkIncomplete(g);
1183	<	f.complete(v1);
1184	<	}
1422	>	final FailingRunnable[] rs = new FailingRunnable[6];
1423	>	for (int i = 0; i < rs.length; i++) rs[i] = new FailingRunnable(m);
1424
1425	<	checkCompletedWithWrappedCFException(g);
1425	>	final CompletableFuture<Void> h0 = m.thenRun(f, rs[0]);
1426	>	final CompletableFuture<Void> h1 = m.runAfterBoth(f, f, rs[1]);
1427	>	final CompletableFuture<Void> h2 = m.runAfterEither(f, f, rs[2]);
1428	>	assertTrue(f.complete(v1));
1429	>	final CompletableFuture<Void> h3 = m.thenRun(f, rs[3]);
1430	>	final CompletableFuture<Void> h4 = m.runAfterBoth(f, f, rs[4]);
1431	>	final CompletableFuture<Void> h5 = m.runAfterEither(f, f, rs[5]);
1432	>
1433	>	checkCompletedWithWrappedCFException(h0);
1434	>	checkCompletedWithWrappedCFException(h1);
1435	>	checkCompletedWithWrappedCFException(h2);
1436	>	checkCompletedWithWrappedCFException(h3);
1437	>	checkCompletedWithWrappedCFException(h4);
1438	>	checkCompletedWithWrappedCFException(h5);
1439		checkCompletedNormally(f, v1);
1440		}}
1441
#	Line 1192 | Line 1444 | public class CompletableFutureTest exten
1444		*/
1445		public void testThenApply_normalCompletion() {
1446		for (ExecutionMode m : ExecutionMode.values())
1195	–	for (boolean createIncomplete : new boolean[] { true, false })
1447		for (Integer v1 : new Integer[] { 1, null })
1448		{
1449		final CompletableFuture<Integer> f = new CompletableFuture<>();
1450	<	final IncFunction r = new IncFunction(m);
1451	<	if (!createIncomplete) f.complete(v1);
1201	<	final CompletableFuture<Integer> g = m.thenApply(f, r);
1202	<	if (createIncomplete) {
1203	<	checkIncomplete(g);
1204	<	f.complete(v1);
1205	<	}
1450	>	final IncFunction[] rs = new IncFunction[4];
1451	>	for (int i = 0; i < rs.length; i++) rs[i] = new IncFunction(m);
1452
1453	<	checkCompletedNormally(g, inc(v1));
1453	>	final CompletableFuture<Integer> h0 = m.thenApply(f, rs[0]);
1454	>	final CompletableFuture<Integer> h1 = m.applyToEither(f, f, rs[1]);
1455	>	checkIncomplete(h0);
1456	>	checkIncomplete(h1);
1457	>	assertTrue(f.complete(v1));
1458	>	final CompletableFuture<Integer> h2 = m.thenApply(f, rs[2]);
1459	>	final CompletableFuture<Integer> h3 = m.applyToEither(f, f, rs[3]);
1460	>
1461	>	checkCompletedNormally(h0, inc(v1));
1462	>	checkCompletedNormally(h1, inc(v1));
1463	>	checkCompletedNormally(h2, inc(v1));
1464	>	checkCompletedNormally(h3, inc(v1));
1465		checkCompletedNormally(f, v1);
1466	<	r.assertValue(inc(v1));
1466	>	for (IncFunction r : rs) r.assertValue(inc(v1));
1467		}}
1468
1469		/**
#	Line 1215 | Line 1472 | public class CompletableFutureTest exten
1472		*/
1473		public void testThenApply_exceptionalCompletion() {
1474		for (ExecutionMode m : ExecutionMode.values())
1218	–	for (boolean createIncomplete : new boolean[] { true, false })
1475		{
1476		final CFException ex = new CFException();
1477		final CompletableFuture<Integer> f = new CompletableFuture<>();
1478	<	final IncFunction r = new IncFunction(m);
1479	<	if (!createIncomplete) f.completeExceptionally(ex);
1224	<	final CompletableFuture<Integer> g = m.thenApply(f, r);
1225	<	if (createIncomplete) {
1226	<	checkIncomplete(g);
1227	<	f.completeExceptionally(ex);
1228	<	}
1478	>	final IncFunction[] rs = new IncFunction[4];
1479	>	for (int i = 0; i < rs.length; i++) rs[i] = new IncFunction(m);
1480
1481	<	checkCompletedWithWrappedException(g, ex);
1481	>	final CompletableFuture<Integer> h0 = m.thenApply(f, rs[0]);
1482	>	final CompletableFuture<Integer> h1 = m.applyToEither(f, f, rs[1]);
1483	>	assertTrue(f.completeExceptionally(ex));
1484	>	final CompletableFuture<Integer> h2 = m.thenApply(f, rs[2]);
1485	>	final CompletableFuture<Integer> h3 = m.applyToEither(f, f, rs[3]);
1486	>
1487	>	checkCompletedWithWrappedException(h0, ex);
1488	>	checkCompletedWithWrappedException(h1, ex);
1489	>	checkCompletedWithWrappedException(h2, ex);
1490	>	checkCompletedWithWrappedException(h3, ex);
1491		checkCompletedExceptionally(f, ex);
1492	<	r.assertNotInvoked();
1492	>	for (IncFunction r : rs) r.assertNotInvoked();
1493		}}
1494
1495		/**
#	Line 1237 | Line 1497 | public class CompletableFutureTest exten
1497		*/
1498		public void testThenApply_sourceCancelled() {
1499		for (ExecutionMode m : ExecutionMode.values())
1240	–	for (boolean createIncomplete : new boolean[] { true, false })
1500		for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1501		{
1502		final CompletableFuture<Integer> f = new CompletableFuture<>();
1503	<	final IncFunction r = new IncFunction(m);
1504	<	if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
1246	<	final CompletableFuture<Integer> g = m.thenApply(f, r);
1247	<	if (createIncomplete) {
1248	<	checkIncomplete(g);
1249	<	assertTrue(f.cancel(mayInterruptIfRunning));
1250	<	}
1503	>	final IncFunction[] rs = new IncFunction[4];
1504	>	for (int i = 0; i < rs.length; i++) rs[i] = new IncFunction(m);
1505
1506	<	checkCompletedWithWrappedCancellationException(g);
1506	>	final CompletableFuture<Integer> h0 = m.thenApply(f, rs[0]);
1507	>	final CompletableFuture<Integer> h1 = m.applyToEither(f, f, rs[1]);
1508	>	assertTrue(f.cancel(mayInterruptIfRunning));
1509	>	final CompletableFuture<Integer> h2 = m.thenApply(f, rs[2]);
1510	>	final CompletableFuture<Integer> h3 = m.applyToEither(f, f, rs[3]);
1511	>
1512	>	checkCompletedWithWrappedCancellationException(h0);
1513	>	checkCompletedWithWrappedCancellationException(h1);
1514	>	checkCompletedWithWrappedCancellationException(h2);
1515	>	checkCompletedWithWrappedCancellationException(h3);
1516		checkCancelled(f);
1517	<	r.assertNotInvoked();
1517	>	for (IncFunction r : rs) r.assertNotInvoked();
1518		}}
1519
1520		/**
#	Line 1259 | Line 1522 | public class CompletableFutureTest exten
1522		*/
1523		public void testThenApply_actionFailed() {
1524		for (ExecutionMode m : ExecutionMode.values())
1262	–	for (boolean createIncomplete : new boolean[] { true, false })
1525		for (Integer v1 : new Integer[] { 1, null })
1526		{
1527		final CompletableFuture<Integer> f = new CompletableFuture<>();
1528	<	final FailingFunction r = new FailingFunction(m);
1529	<	if (!createIncomplete) f.complete(v1);
1268	<	final CompletableFuture<Integer> g = m.thenApply(f, r);
1269	<	if (createIncomplete) {
1270	<	checkIncomplete(g);
1271	<	f.complete(v1);
1272	<	}
1528	>	final FailingFunction[] rs = new FailingFunction[4];
1529	>	for (int i = 0; i < rs.length; i++) rs[i] = new FailingFunction(m);
1530
1531	<	checkCompletedWithWrappedCFException(g);
1531	>	final CompletableFuture<Integer> h0 = m.thenApply(f, rs[0]);
1532	>	final CompletableFuture<Integer> h1 = m.applyToEither(f, f, rs[1]);
1533	>	assertTrue(f.complete(v1));
1534	>	final CompletableFuture<Integer> h2 = m.thenApply(f, rs[2]);
1535	>	final CompletableFuture<Integer> h3 = m.applyToEither(f, f, rs[3]);
1536	>
1537	>	checkCompletedWithWrappedCFException(h0);
1538	>	checkCompletedWithWrappedCFException(h1);
1539	>	checkCompletedWithWrappedCFException(h2);
1540	>	checkCompletedWithWrappedCFException(h3);
1541		checkCompletedNormally(f, v1);
1542		}}
1543
#	Line 1280 | Line 1546 | public class CompletableFutureTest exten
1546		*/
1547		public void testThenAccept_normalCompletion() {
1548		for (ExecutionMode m : ExecutionMode.values())
1283	–	for (boolean createIncomplete : new boolean[] { true, false })
1549		for (Integer v1 : new Integer[] { 1, null })
1550		{
1551		final CompletableFuture<Integer> f = new CompletableFuture<>();
1552	<	final NoopConsumer r = new NoopConsumer(m);
1553	<	if (!createIncomplete) f.complete(v1);
1289	<	final CompletableFuture<Void> g = m.thenAccept(f, r);
1290	<	if (createIncomplete) {
1291	<	checkIncomplete(g);
1292	<	f.complete(v1);
1293	<	}
1552	>	final NoopConsumer[] rs = new NoopConsumer[4];
1553	>	for (int i = 0; i < rs.length; i++) rs[i] = new NoopConsumer(m);
1554
1555	<	checkCompletedNormally(g, null);
1556	<	r.assertValue(v1);
1555	>	final CompletableFuture<Void> h0 = m.thenAccept(f, rs[0]);
1556	>	final CompletableFuture<Void> h1 = m.acceptEither(f, f, rs[1]);
1557	>	checkIncomplete(h0);
1558	>	checkIncomplete(h1);
1559	>	assertTrue(f.complete(v1));
1560	>	final CompletableFuture<Void> h2 = m.thenAccept(f, rs[2]);
1561	>	final CompletableFuture<Void> h3 = m.acceptEither(f, f, rs[3]);
1562	>
1563	>	checkCompletedNormally(h0, null);
1564	>	checkCompletedNormally(h1, null);
1565	>	checkCompletedNormally(h2, null);
1566	>	checkCompletedNormally(h3, null);
1567		checkCompletedNormally(f, v1);
1568	+	for (NoopConsumer r : rs) r.assertValue(v1);
1569		}}
1570
1571		/**
#	Line 1303 | Line 1574 | public class CompletableFutureTest exten
1574		*/
1575		public void testThenAccept_exceptionalCompletion() {
1576		for (ExecutionMode m : ExecutionMode.values())
1306	–	for (boolean createIncomplete : new boolean[] { true, false })
1577		{
1578		final CFException ex = new CFException();
1579		final CompletableFuture<Integer> f = new CompletableFuture<>();
1580	<	final NoopConsumer r = new NoopConsumer(m);
1581	<	if (!createIncomplete) f.completeExceptionally(ex);
1312	<	final CompletableFuture<Void> g = m.thenAccept(f, r);
1313	<	if (createIncomplete) {
1314	<	checkIncomplete(g);
1315	<	f.completeExceptionally(ex);
1316	<	}
1580	>	final NoopConsumer[] rs = new NoopConsumer[4];
1581	>	for (int i = 0; i < rs.length; i++) rs[i] = new NoopConsumer(m);
1582
1583	<	checkCompletedWithWrappedException(g, ex);
1583	>	final CompletableFuture<Void> h0 = m.thenAccept(f, rs[0]);
1584	>	final CompletableFuture<Void> h1 = m.acceptEither(f, f, rs[1]);
1585	>	assertTrue(f.completeExceptionally(ex));
1586	>	final CompletableFuture<Void> h2 = m.thenAccept(f, rs[2]);
1587	>	final CompletableFuture<Void> h3 = m.acceptEither(f, f, rs[3]);
1588	>
1589	>	checkCompletedWithWrappedException(h0, ex);
1590	>	checkCompletedWithWrappedException(h1, ex);
1591	>	checkCompletedWithWrappedException(h2, ex);
1592	>	checkCompletedWithWrappedException(h3, ex);
1593		checkCompletedExceptionally(f, ex);
1594	<	r.assertNotInvoked();
1594	>	for (NoopConsumer r : rs) r.assertNotInvoked();
1595		}}
1596
1597		/**
#	Line 1325 | Line 1599 | public class CompletableFutureTest exten
1599		*/
1600		public void testThenAccept_sourceCancelled() {
1601		for (ExecutionMode m : ExecutionMode.values())
1328	–	for (boolean createIncomplete : new boolean[] { true, false })
1602		for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1603		{
1604		final CompletableFuture<Integer> f = new CompletableFuture<>();
1605	<	final NoopConsumer r = new NoopConsumer(m);
1606	<	if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
1334	<	final CompletableFuture<Void> g = m.thenAccept(f, r);
1335	<	if (createIncomplete) {
1336	<	checkIncomplete(g);
1337	<	assertTrue(f.cancel(mayInterruptIfRunning));
1338	<	}
1605	>	final NoopConsumer[] rs = new NoopConsumer[4];
1606	>	for (int i = 0; i < rs.length; i++) rs[i] = new NoopConsumer(m);
1607
1608	<	checkCompletedWithWrappedCancellationException(g);
1608	>	final CompletableFuture<Void> h0 = m.thenAccept(f, rs[0]);
1609	>	final CompletableFuture<Void> h1 = m.acceptEither(f, f, rs[1]);
1610	>	assertTrue(f.cancel(mayInterruptIfRunning));
1611	>	final CompletableFuture<Void> h2 = m.thenAccept(f, rs[2]);
1612	>	final CompletableFuture<Void> h3 = m.acceptEither(f, f, rs[3]);
1613	>
1614	>	checkCompletedWithWrappedCancellationException(h0);
1615	>	checkCompletedWithWrappedCancellationException(h1);
1616	>	checkCompletedWithWrappedCancellationException(h2);
1617	>	checkCompletedWithWrappedCancellationException(h3);
1618		checkCancelled(f);
1619	<	r.assertNotInvoked();
1619	>	for (NoopConsumer r : rs) r.assertNotInvoked();
1620		}}
1621
1622		/**
#	Line 1347 | Line 1624 | public class CompletableFutureTest exten
1624		*/
1625		public void testThenAccept_actionFailed() {
1626		for (ExecutionMode m : ExecutionMode.values())
1350	–	for (boolean createIncomplete : new boolean[] { true, false })
1627		for (Integer v1 : new Integer[] { 1, null })
1628		{
1629		final CompletableFuture<Integer> f = new CompletableFuture<>();
1630	<	final FailingConsumer r = new FailingConsumer(m);
1631	<	if (!createIncomplete) f.complete(v1);
1356	<	final CompletableFuture<Void> g = m.thenAccept(f, r);
1357	<	if (createIncomplete) {
1358	<	checkIncomplete(g);
1359	<	f.complete(v1);
1360	<	}
1630	>	final FailingConsumer[] rs = new FailingConsumer[4];
1631	>	for (int i = 0; i < rs.length; i++) rs[i] = new FailingConsumer(m);
1632
1633	<	checkCompletedWithWrappedCFException(g);
1633	>	final CompletableFuture<Void> h0 = m.thenAccept(f, rs[0]);
1634	>	final CompletableFuture<Void> h1 = m.acceptEither(f, f, rs[1]);
1635	>	assertTrue(f.complete(v1));
1636	>	final CompletableFuture<Void> h2 = m.thenAccept(f, rs[2]);
1637	>	final CompletableFuture<Void> h3 = m.acceptEither(f, f, rs[3]);
1638	>
1639	>	checkCompletedWithWrappedCFException(h0);
1640	>	checkCompletedWithWrappedCFException(h1);
1641	>	checkCompletedWithWrappedCFException(h2);
1642	>	checkCompletedWithWrappedCFException(h3);
1643		checkCompletedNormally(f, v1);
1644		}}
1645
#	Line 1369 | Line 1649 | public class CompletableFutureTest exten
1649		*/
1650		public void testThenCombine_normalCompletion() {
1651		for (ExecutionMode m : ExecutionMode.values())
1372	–	for (boolean createIncomplete : new boolean[] { true, false })
1652		for (boolean fFirst : new boolean[] { true, false })
1653		for (Integer v1 : new Integer[] { 1, null })
1654		for (Integer v2 : new Integer[] { 2, null })
1655		{
1656		final CompletableFuture<Integer> f = new CompletableFuture<>();
1657		final CompletableFuture<Integer> g = new CompletableFuture<>();
1658	<	final SubtractFunction r = new SubtractFunction(m);
1658	>	final SubtractFunction[] rs = new SubtractFunction[6];
1659	>	for (int i = 0; i < rs.length; i++) rs[i] = new SubtractFunction(m);
1660
1661	<	if (fFirst) f.complete(v1); else g.complete(v2);
1662	<	if (!createIncomplete)
1663	<	if (!fFirst) f.complete(v1); else g.complete(v2);
1664	<	final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1665	<	if (createIncomplete) {
1666	<	checkIncomplete(h);
1667	<	r.assertNotInvoked();
1668	<	if (!fFirst) f.complete(v1); else g.complete(v2);
1669	<	}
1661	>	final CompletableFuture<Integer> fst =  fFirst ? f : g;
1662	>	final CompletableFuture<Integer> snd = !fFirst ? f : g;
1663	>	final Integer w1 =  fFirst ? v1 : v2;
1664	>	final Integer w2 = !fFirst ? v1 : v2;
1665	>
1666	>	final CompletableFuture<Integer> h0 = m.thenCombine(f, g, rs[0]);
1667	>	final CompletableFuture<Integer> h1 = m.thenCombine(fst, fst, rs[1]);
1668	>	assertTrue(fst.complete(w1));
1669	>	final CompletableFuture<Integer> h2 = m.thenCombine(f, g, rs[2]);
1670	>	final CompletableFuture<Integer> h3 = m.thenCombine(fst, fst, rs[3]);
1671	>	checkIncomplete(h0); rs[0].assertNotInvoked();
1672	>	checkIncomplete(h2); rs[2].assertNotInvoked();
1673	>	checkCompletedNormally(h1, subtract(w1, w1));
1674	>	checkCompletedNormally(h3, subtract(w1, w1));
1675	>	rs[1].assertValue(subtract(w1, w1));
1676	>	rs[3].assertValue(subtract(w1, w1));
1677	>	assertTrue(snd.complete(w2));
1678	>	final CompletableFuture<Integer> h4 = m.thenCombine(f, g, rs[4]);
1679	>
1680	>	checkCompletedNormally(h0, subtract(v1, v2));
1681	>	checkCompletedNormally(h2, subtract(v1, v2));
1682	>	checkCompletedNormally(h4, subtract(v1, v2));
1683	>	rs[0].assertValue(subtract(v1, v2));
1684	>	rs[2].assertValue(subtract(v1, v2));
1685	>	rs[4].assertValue(subtract(v1, v2));
1686
1391	–	checkCompletedNormally(h, subtract(v1, v2));
1687		checkCompletedNormally(f, v1);
1688		checkCompletedNormally(g, v2);
1394	–	r.assertValue(subtract(v1, v2));
1689		}}
1690
1691		/**
1692		* thenCombine result completes exceptionally after exceptional
1693		* completion of either source
1694		*/
1695	<	public void testThenCombine_exceptionalCompletion() {
1695	>	public void testThenCombine_exceptionalCompletion() throws Throwable {
1696		for (ExecutionMode m : ExecutionMode.values())
1403	–	for (boolean createIncomplete : new boolean[] { true, false })
1697		for (boolean fFirst : new boolean[] { true, false })
1698	+	for (boolean failFirst : new boolean[] { true, false })
1699		for (Integer v1 : new Integer[] { 1, null })
1700		{
1701		final CompletableFuture<Integer> f = new CompletableFuture<>();
1702		final CompletableFuture<Integer> g = new CompletableFuture<>();
1703		final CFException ex = new CFException();
1704	<	final SubtractFunction r = new SubtractFunction(m);
1705	<
1706	<	(fFirst ? f : g).complete(v1);
1707	<	if (!createIncomplete)
1708	<	(!fFirst ? f : g).completeExceptionally(ex);
1709	<	final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1710	<	if (createIncomplete) {
1711	<	checkIncomplete(h);
1712	<	(!fFirst ? f : g).completeExceptionally(ex);
1713	<	}
1704	>	final SubtractFunction r1 = new SubtractFunction(m);
1705	>	final SubtractFunction r2 = new SubtractFunction(m);
1706	>	final SubtractFunction r3 = new SubtractFunction(m);
1707	>
1708	>	final CompletableFuture<Integer> fst =  fFirst ? f : g;
1709	>	final CompletableFuture<Integer> snd = !fFirst ? f : g;
1710	>	final Callable<Boolean> complete1 = failFirst ?
1711	>	() -> fst.completeExceptionally(ex) :
1712	>	() -> fst.complete(v1);
1713	>	final Callable<Boolean> complete2 = failFirst ?
1714	>	() -> snd.complete(v1) :
1715	>	() -> snd.completeExceptionally(ex);
1716	>
1717	>	final CompletableFuture<Integer> h1 = m.thenCombine(f, g, r1);
1718	>	assertTrue(complete1.call());
1719	>	final CompletableFuture<Integer> h2 = m.thenCombine(f, g, r2);
1720	>	checkIncomplete(h1);
1721	>	checkIncomplete(h2);
1722	>	assertTrue(complete2.call());
1723	>	final CompletableFuture<Integer> h3 = m.thenCombine(f, g, r3);
1724
1725	<	checkCompletedWithWrappedException(h, ex);
1726	<	r.assertNotInvoked();
1727	<	checkCompletedNormally(fFirst ? f : g, v1);
1728	<	checkCompletedExceptionally(!fFirst ? f : g, ex);
1725	>	checkCompletedWithWrappedException(h1, ex);
1726	>	checkCompletedWithWrappedException(h2, ex);
1727	>	checkCompletedWithWrappedException(h3, ex);
1728	>	r1.assertNotInvoked();
1729	>	r2.assertNotInvoked();
1730	>	r3.assertNotInvoked();
1731	>	checkCompletedNormally(failFirst ? snd : fst, v1);
1732	>	checkCompletedExceptionally(failFirst ? fst : snd, ex);
1733		}}
1734
1735		/**
1736		* thenCombine result completes exceptionally if either source cancelled
1737		*/
1738	<	public void testThenCombine_sourceCancelled() {
1738	>	public void testThenCombine_sourceCancelled() throws Throwable {
1739		for (ExecutionMode m : ExecutionMode.values())
1740		for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1433	–	for (boolean createIncomplete : new boolean[] { true, false })
1741		for (boolean fFirst : new boolean[] { true, false })
1742	+	for (boolean failFirst : new boolean[] { true, false })
1743		for (Integer v1 : new Integer[] { 1, null })
1744		{
1745		final CompletableFuture<Integer> f = new CompletableFuture<>();
1746		final CompletableFuture<Integer> g = new CompletableFuture<>();
1747	<	final SubtractFunction r = new SubtractFunction(m);
1747	>	final SubtractFunction r1 = new SubtractFunction(m);
1748	>	final SubtractFunction r2 = new SubtractFunction(m);
1749	>	final SubtractFunction r3 = new SubtractFunction(m);
1750
1751	<	(fFirst ? f : g).complete(v1);
1752	<	if (!createIncomplete)
1753	<	assertTrue((!fFirst ? f : g).cancel(mayInterruptIfRunning));
1754	<	final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1755	<	if (createIncomplete) {
1756	<	checkIncomplete(h);
1757	<	assertTrue((!fFirst ? f : g).cancel(mayInterruptIfRunning));
1758	<	}
1751	>	final CompletableFuture<Integer> fst =  fFirst ? f : g;
1752	>	final CompletableFuture<Integer> snd = !fFirst ? f : g;
1753	>	final Callable<Boolean> complete1 = failFirst ?
1754	>	() -> fst.cancel(mayInterruptIfRunning) :
1755	>	() -> fst.complete(v1);
1756	>	final Callable<Boolean> complete2 = failFirst ?
1757	>	() -> snd.complete(v1) :
1758	>	() -> snd.cancel(mayInterruptIfRunning);
1759
1760	<	checkCompletedWithWrappedCancellationException(h);
1761	<	checkCancelled(!fFirst ? f : g);
1762	<	r.assertNotInvoked();
1763	<	checkCompletedNormally(fFirst ? f : g, v1);
1760	>	final CompletableFuture<Integer> h1 = m.thenCombine(f, g, r1);
1761	>	assertTrue(complete1.call());
1762	>	final CompletableFuture<Integer> h2 = m.thenCombine(f, g, r2);
1763	>	checkIncomplete(h1);
1764	>	checkIncomplete(h2);
1765	>	assertTrue(complete2.call());
1766	>	final CompletableFuture<Integer> h3 = m.thenCombine(f, g, r3);
1767	>
1768	>	checkCompletedWithWrappedCancellationException(h1);
1769	>	checkCompletedWithWrappedCancellationException(h2);
1770	>	checkCompletedWithWrappedCancellationException(h3);
1771	>	r1.assertNotInvoked();
1772	>	r2.assertNotInvoked();
1773	>	r3.assertNotInvoked();
1774	>	checkCompletedNormally(failFirst ? snd : fst, v1);
1775	>	checkCancelled(failFirst ? fst : snd);
1776		}}
1777
1778		/**
#	Line 1464 | Line 1786 | public class CompletableFutureTest exten
1786		{
1787		final CompletableFuture<Integer> f = new CompletableFuture<>();
1788		final CompletableFuture<Integer> g = new CompletableFuture<>();
1789	<	final FailingBiFunction r = new FailingBiFunction(m);
1790	<	final CompletableFuture<Integer> h = m.thenCombine(f, g, r);
1791	<
1792	<	if (fFirst) {
1793	<	f.complete(v1);
1794	<	g.complete(v2);
1795	<	} else {
1796	<	g.complete(v2);
1797	<	f.complete(v1);
1798	<	}
1789	>	final FailingBiFunction r1 = new FailingBiFunction(m);
1790	>	final FailingBiFunction r2 = new FailingBiFunction(m);
1791	>	final FailingBiFunction r3 = new FailingBiFunction(m);
1792	>
1793	>	final CompletableFuture<Integer> fst =  fFirst ? f : g;
1794	>	final CompletableFuture<Integer> snd = !fFirst ? f : g;
1795	>	final Integer w1 =  fFirst ? v1 : v2;
1796	>	final Integer w2 = !fFirst ? v1 : v2;
1797	>
1798	>	final CompletableFuture<Integer> h1 = m.thenCombine(f, g, r1);
1799	>	assertTrue(fst.complete(w1));
1800	>	final CompletableFuture<Integer> h2 = m.thenCombine(f, g, r2);
1801	>	assertTrue(snd.complete(w2));
1802	>	final CompletableFuture<Integer> h3 = m.thenCombine(f, g, r3);
1803
1804	<	checkCompletedWithWrappedCFException(h);
1804	>	checkCompletedWithWrappedCFException(h1);
1805	>	checkCompletedWithWrappedCFException(h2);
1806	>	checkCompletedWithWrappedCFException(h3);
1807	>	r1.assertInvoked();
1808	>	r2.assertInvoked();
1809	>	r3.assertInvoked();
1810		checkCompletedNormally(f, v1);
1811		checkCompletedNormally(g, v2);
1812		}}
#	Line 1486 | Line 1817 | public class CompletableFutureTest exten
1817		*/
1818		public void testThenAcceptBoth_normalCompletion() {
1819		for (ExecutionMode m : ExecutionMode.values())
1489	–	for (boolean createIncomplete : new boolean[] { true, false })
1820		for (boolean fFirst : new boolean[] { true, false })
1821		for (Integer v1 : new Integer[] { 1, null })
1822		for (Integer v2 : new Integer[] { 2, null })
1823		{
1824		final CompletableFuture<Integer> f = new CompletableFuture<>();
1825		final CompletableFuture<Integer> g = new CompletableFuture<>();
1826	<	final SubtractAction r = new SubtractAction(m);
1827	<
1828	<	if (fFirst) f.complete(v1); else g.complete(v2);
1829	<	if (!createIncomplete)
1830	<	if (!fFirst) f.complete(v1); else g.complete(v2);
1831	<	final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1832	<	if (createIncomplete) {
1833	<	checkIncomplete(h);
1834	<	r.assertNotInvoked();
1835	<	if (!fFirst) f.complete(v1); else g.complete(v2);
1836	<	}
1826	>	final SubtractAction r1 = new SubtractAction(m);
1827	>	final SubtractAction r2 = new SubtractAction(m);
1828	>	final SubtractAction r3 = new SubtractAction(m);
1829	>
1830	>	final CompletableFuture<Integer> fst =  fFirst ? f : g;
1831	>	final CompletableFuture<Integer> snd = !fFirst ? f : g;
1832	>	final Integer w1 =  fFirst ? v1 : v2;
1833	>	final Integer w2 = !fFirst ? v1 : v2;
1834	>
1835	>	final CompletableFuture<Void> h1 = m.thenAcceptBoth(f, g, r1);
1836	>	assertTrue(fst.complete(w1));
1837	>	final CompletableFuture<Void> h2 = m.thenAcceptBoth(f, g, r2);
1838	>	checkIncomplete(h1);
1839	>	checkIncomplete(h2);
1840	>	r1.assertNotInvoked();
1841	>	r2.assertNotInvoked();
1842	>	assertTrue(snd.complete(w2));
1843	>	final CompletableFuture<Void> h3 = m.thenAcceptBoth(f, g, r3);
1844
1845	<	checkCompletedNormally(h, null);
1846	<	r.assertValue(subtract(v1, v2));
1845	>	checkCompletedNormally(h1, null);
1846	>	checkCompletedNormally(h2, null);
1847	>	checkCompletedNormally(h3, null);
1848	>	r1.assertValue(subtract(v1, v2));
1849	>	r2.assertValue(subtract(v1, v2));
1850	>	r3.assertValue(subtract(v1, v2));
1851		checkCompletedNormally(f, v1);
1852		checkCompletedNormally(g, v2);
1853		}}
#	Line 1515 | Line 1856 | public class CompletableFutureTest exten
1856		* thenAcceptBoth result completes exceptionally after exceptional
1857		* completion of either source
1858		*/
1859	<	public void testThenAcceptBoth_exceptionalCompletion() {
1859	>	public void testThenAcceptBoth_exceptionalCompletion() throws Throwable {
1860		for (ExecutionMode m : ExecutionMode.values())
1520	–	for (boolean createIncomplete : new boolean[] { true, false })
1861		for (boolean fFirst : new boolean[] { true, false })
1862	+	for (boolean failFirst : new boolean[] { true, false })
1863		for (Integer v1 : new Integer[] { 1, null })
1864		{
1865		final CompletableFuture<Integer> f = new CompletableFuture<>();
1866		final CompletableFuture<Integer> g = new CompletableFuture<>();
1867		final CFException ex = new CFException();
1868	<	final SubtractAction r = new SubtractAction(m);
1869	<
1870	<	(fFirst ? f : g).complete(v1);
1871	<	if (!createIncomplete)
1872	<	(!fFirst ? f : g).completeExceptionally(ex);
1873	<	final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1874	<	if (createIncomplete) {
1875	<	checkIncomplete(h);
1876	<	(!fFirst ? f : g).completeExceptionally(ex);
1877	<	}
1868	>	final SubtractAction r1 = new SubtractAction(m);
1869	>	final SubtractAction r2 = new SubtractAction(m);
1870	>	final SubtractAction r3 = new SubtractAction(m);
1871	>
1872	>	final CompletableFuture<Integer> fst =  fFirst ? f : g;
1873	>	final CompletableFuture<Integer> snd = !fFirst ? f : g;
1874	>	final Callable<Boolean> complete1 = failFirst ?
1875	>	() -> fst.completeExceptionally(ex) :
1876	>	() -> fst.complete(v1);
1877	>	final Callable<Boolean> complete2 = failFirst ?
1878	>	() -> snd.complete(v1) :
1879	>	() -> snd.completeExceptionally(ex);
1880	>
1881	>	final CompletableFuture<Void> h1 = m.thenAcceptBoth(f, g, r1);
1882	>	assertTrue(complete1.call());
1883	>	final CompletableFuture<Void> h2 = m.thenAcceptBoth(f, g, r2);
1884	>	checkIncomplete(h1);
1885	>	checkIncomplete(h2);
1886	>	assertTrue(complete2.call());
1887	>	final CompletableFuture<Void> h3 = m.thenAcceptBoth(f, g, r3);
1888
1889	<	checkCompletedWithWrappedException(h, ex);
1890	<	r.assertNotInvoked();
1891	<	checkCompletedNormally(fFirst ? f : g, v1);
1892	<	checkCompletedExceptionally(!fFirst ? f : g, ex);
1889	>	checkCompletedWithWrappedException(h1, ex);
1890	>	checkCompletedWithWrappedException(h2, ex);
1891	>	checkCompletedWithWrappedException(h3, ex);
1892	>	r1.assertNotInvoked();
1893	>	r2.assertNotInvoked();
1894	>	r3.assertNotInvoked();
1895	>	checkCompletedNormally(failFirst ? snd : fst, v1);
1896	>	checkCompletedExceptionally(failFirst ? fst : snd, ex);
1897		}}
1898
1899		/**
1900		* thenAcceptBoth result completes exceptionally if either source cancelled
1901		*/
1902	<	public void testThenAcceptBoth_sourceCancelled() {
1902	>	public void testThenAcceptBoth_sourceCancelled() throws Throwable {
1903		for (ExecutionMode m : ExecutionMode.values())
1904		for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1550	–	for (boolean createIncomplete : new boolean[] { true, false })
1905		for (boolean fFirst : new boolean[] { true, false })
1906	+	for (boolean failFirst : new boolean[] { true, false })
1907		for (Integer v1 : new Integer[] { 1, null })
1908		{
1909		final CompletableFuture<Integer> f = new CompletableFuture<>();
1910		final CompletableFuture<Integer> g = new CompletableFuture<>();
1911	<	final SubtractAction r = new SubtractAction(m);
1911	>	final SubtractAction r1 = new SubtractAction(m);
1912	>	final SubtractAction r2 = new SubtractAction(m);
1913	>	final SubtractAction r3 = new SubtractAction(m);
1914
1915	<	(fFirst ? f : g).complete(v1);
1916	<	if (!createIncomplete)
1917	<	assertTrue((!fFirst ? f : g).cancel(mayInterruptIfRunning));
1918	<	final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1919	<	if (createIncomplete) {
1920	<	checkIncomplete(h);
1921	<	assertTrue((!fFirst ? f : g).cancel(mayInterruptIfRunning));
1922	<	}
1915	>	final CompletableFuture<Integer> fst =  fFirst ? f : g;
1916	>	final CompletableFuture<Integer> snd = !fFirst ? f : g;
1917	>	final Callable<Boolean> complete1 = failFirst ?
1918	>	() -> fst.cancel(mayInterruptIfRunning) :
1919	>	() -> fst.complete(v1);
1920	>	final Callable<Boolean> complete2 = failFirst ?
1921	>	() -> snd.complete(v1) :
1922	>	() -> snd.cancel(mayInterruptIfRunning);
1923
1924	<	checkCompletedWithWrappedCancellationException(h);
1925	<	checkCancelled(!fFirst ? f : g);
1926	<	r.assertNotInvoked();
1927	<	checkCompletedNormally(fFirst ? f : g, v1);
1924	>	final CompletableFuture<Void> h1 = m.thenAcceptBoth(f, g, r1);
1925	>	assertTrue(complete1.call());
1926	>	final CompletableFuture<Void> h2 = m.thenAcceptBoth(f, g, r2);
1927	>	checkIncomplete(h1);
1928	>	checkIncomplete(h2);
1929	>	assertTrue(complete2.call());
1930	>	final CompletableFuture<Void> h3 = m.thenAcceptBoth(f, g, r3);
1931	>
1932	>	checkCompletedWithWrappedCancellationException(h1);
1933	>	checkCompletedWithWrappedCancellationException(h2);
1934	>	checkCompletedWithWrappedCancellationException(h3);
1935	>	r1.assertNotInvoked();
1936	>	r2.assertNotInvoked();
1937	>	r3.assertNotInvoked();
1938	>	checkCompletedNormally(failFirst ? snd : fst, v1);
1939	>	checkCancelled(failFirst ? fst : snd);
1940		}}
1941
1942		/**
#	Line 1581 | Line 1950 | public class CompletableFutureTest exten
1950		{
1951		final CompletableFuture<Integer> f = new CompletableFuture<>();
1952		final CompletableFuture<Integer> g = new CompletableFuture<>();
1953	<	final FailingBiConsumer r = new FailingBiConsumer(m);
1954	<	final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1953	>	final FailingBiConsumer r1 = new FailingBiConsumer(m);
1954	>	final FailingBiConsumer r2 = new FailingBiConsumer(m);
1955	>	final FailingBiConsumer r3 = new FailingBiConsumer(m);
1956	>
1957	>	final CompletableFuture<Integer> fst =  fFirst ? f : g;
1958	>	final CompletableFuture<Integer> snd = !fFirst ? f : g;
1959	>	final Integer w1 =  fFirst ? v1 : v2;
1960	>	final Integer w2 = !fFirst ? v1 : v2;
1961	>
1962	>	final CompletableFuture<Void> h1 = m.thenAcceptBoth(f, g, r1);
1963	>	assertTrue(fst.complete(w1));
1964	>	final CompletableFuture<Void> h2 = m.thenAcceptBoth(f, g, r2);
1965	>	assertTrue(snd.complete(w2));
1966	>	final CompletableFuture<Void> h3 = m.thenAcceptBoth(f, g, r3);
1967
1968	<	if (fFirst) {
1969	<	f.complete(v1);
1970	<	g.complete(v2);
1971	<	} else {
1972	<	g.complete(v2);
1973	<	f.complete(v1);
1593	<	}
1594	<
1595	<	checkCompletedWithWrappedCFException(h);
1968	>	checkCompletedWithWrappedCFException(h1);
1969	>	checkCompletedWithWrappedCFException(h2);
1970	>	checkCompletedWithWrappedCFException(h3);
1971	>	r1.assertInvoked();
1972	>	r2.assertInvoked();
1973	>	r3.assertInvoked();
1974		checkCompletedNormally(f, v1);
1975		checkCompletedNormally(g, v2);
1976		}}
#	Line 1603 | Line 1981 | public class CompletableFutureTest exten
1981		*/
1982		public void testRunAfterBoth_normalCompletion() {
1983		for (ExecutionMode m : ExecutionMode.values())
1606	–	for (boolean createIncomplete : new boolean[] { true, false })
1984		for (boolean fFirst : new boolean[] { true, false })
1985		for (Integer v1 : new Integer[] { 1, null })
1986		for (Integer v2 : new Integer[] { 2, null })
1987		{
1988		final CompletableFuture<Integer> f = new CompletableFuture<>();
1989		final CompletableFuture<Integer> g = new CompletableFuture<>();
1990	<	final Noop r = new Noop(m);
1991	<
1992	<	if (fFirst) f.complete(v1); else g.complete(v2);
1993	<	if (!createIncomplete)
1994	<	if (!fFirst) f.complete(v1); else g.complete(v2);
1995	<	final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
1996	<	if (createIncomplete) {
1997	<	checkIncomplete(h);
1998	<	r.assertNotInvoked();
1999	<	if (!fFirst) f.complete(v1); else g.complete(v2);
2000	<	}
1990	>	final Noop r1 = new Noop(m);
1991	>	final Noop r2 = new Noop(m);
1992	>	final Noop r3 = new Noop(m);
1993	>
1994	>	final CompletableFuture<Integer> fst =  fFirst ? f : g;
1995	>	final CompletableFuture<Integer> snd = !fFirst ? f : g;
1996	>	final Integer w1 =  fFirst ? v1 : v2;
1997	>	final Integer w2 = !fFirst ? v1 : v2;
1998	>
1999	>	final CompletableFuture<Void> h1 = m.runAfterBoth(f, g, r1);
2000	>	assertTrue(fst.complete(w1));
2001	>	final CompletableFuture<Void> h2 = m.runAfterBoth(f, g, r2);
2002	>	checkIncomplete(h1);
2003	>	checkIncomplete(h2);
2004	>	r1.assertNotInvoked();
2005	>	r2.assertNotInvoked();
2006	>	assertTrue(snd.complete(w2));
2007	>	final CompletableFuture<Void> h3 = m.runAfterBoth(f, g, r3);
2008
2009	<	checkCompletedNormally(h, null);
2010	<	r.assertInvoked();
2009	>	checkCompletedNormally(h1, null);
2010	>	checkCompletedNormally(h2, null);
2011	>	checkCompletedNormally(h3, null);
2012	>	r1.assertInvoked();
2013	>	r2.assertInvoked();
2014	>	r3.assertInvoked();
2015		checkCompletedNormally(f, v1);
2016		checkCompletedNormally(g, v2);
2017		}}
#	Line 1632 | Line 2020 | public class CompletableFutureTest exten
2020		* runAfterBoth result completes exceptionally after exceptional
2021		* completion of either source
2022		*/
2023	<	public void testRunAfterBoth_exceptionalCompletion() {
2023	>	public void testRunAfterBoth_exceptionalCompletion() throws Throwable {
2024		for (ExecutionMode m : ExecutionMode.values())
1637	–	for (boolean createIncomplete : new boolean[] { true, false })
2025		for (boolean fFirst : new boolean[] { true, false })
2026	+	for (boolean failFirst : new boolean[] { true, false })
2027		for (Integer v1 : new Integer[] { 1, null })
2028		{
2029		final CompletableFuture<Integer> f = new CompletableFuture<>();
2030		final CompletableFuture<Integer> g = new CompletableFuture<>();
2031		final CFException ex = new CFException();
2032	<	final Noop r = new Noop(m);
2033	<
2034	<	(fFirst ? f : g).complete(v1);
2035	<	if (!createIncomplete)
2036	<	(!fFirst ? f : g).completeExceptionally(ex);
2037	<	final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
2038	<	if (createIncomplete) {
2039	<	checkIncomplete(h);
2040	<	(!fFirst ? f : g).completeExceptionally(ex);
2041	<	}
2032	>	final Noop r1 = new Noop(m);
2033	>	final Noop r2 = new Noop(m);
2034	>	final Noop r3 = new Noop(m);
2035	>
2036	>	final CompletableFuture<Integer> fst =  fFirst ? f : g;
2037	>	final CompletableFuture<Integer> snd = !fFirst ? f : g;
2038	>	final Callable<Boolean> complete1 = failFirst ?
2039	>	() -> fst.completeExceptionally(ex) :
2040	>	() -> fst.complete(v1);
2041	>	final Callable<Boolean> complete2 = failFirst ?
2042	>	() -> snd.complete(v1) :
2043	>	() -> snd.completeExceptionally(ex);
2044	>
2045	>	final CompletableFuture<Void> h1 = m.runAfterBoth(f, g, r1);
2046	>	assertTrue(complete1.call());
2047	>	final CompletableFuture<Void> h2 = m.runAfterBoth(f, g, r2);
2048	>	checkIncomplete(h1);
2049	>	checkIncomplete(h2);
2050	>	assertTrue(complete2.call());
2051	>	final CompletableFuture<Void> h3 = m.runAfterBoth(f, g, r3);
2052
2053	<	checkCompletedWithWrappedException(h, ex);
2054	<	r.assertNotInvoked();
2055	<	checkCompletedNormally(fFirst ? f : g, v1);
2056	<	checkCompletedExceptionally(!fFirst ? f : g, ex);
2053	>	checkCompletedWithWrappedException(h1, ex);
2054	>	checkCompletedWithWrappedException(h2, ex);
2055	>	checkCompletedWithWrappedException(h3, ex);
2056	>	r1.assertNotInvoked();
2057	>	r2.assertNotInvoked();
2058	>	r3.assertNotInvoked();
2059	>	checkCompletedNormally(failFirst ? snd : fst, v1);
2060	>	checkCompletedExceptionally(failFirst ? fst : snd, ex);
2061		}}
2062
2063		/**
2064		* runAfterBoth result completes exceptionally if either source cancelled
2065		*/
2066	<	public void testRunAfterBoth_sourceCancelled() {
2066	>	public void testRunAfterBoth_sourceCancelled() throws Throwable {
2067		for (ExecutionMode m : ExecutionMode.values())
2068		for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1667	–	for (boolean createIncomplete : new boolean[] { true, false })
2069		for (boolean fFirst : new boolean[] { true, false })
2070	+	for (boolean failFirst : new boolean[] { true, false })
2071		for (Integer v1 : new Integer[] { 1, null })
2072		{
2073		final CompletableFuture<Integer> f = new CompletableFuture<>();
2074		final CompletableFuture<Integer> g = new CompletableFuture<>();
2075	<	final Noop r = new Noop(m);
2075	>	final Noop r1 = new Noop(m);
2076	>	final Noop r2 = new Noop(m);
2077	>	final Noop r3 = new Noop(m);
2078
2079	+	final CompletableFuture<Integer> fst =  fFirst ? f : g;
2080	+	final CompletableFuture<Integer> snd = !fFirst ? f : g;
2081	+	final Callable<Boolean> complete1 = failFirst ?
2082	+	() -> fst.cancel(mayInterruptIfRunning) :
2083	+	() -> fst.complete(v1);
2084	+	final Callable<Boolean> complete2 = failFirst ?
2085	+	() -> snd.complete(v1) :
2086	+	() -> snd.cancel(mayInterruptIfRunning);
2087
2088	<	(fFirst ? f : g).complete(v1);
2089	<	if (!createIncomplete)
2090	<	assertTrue((!fFirst ? f : g).cancel(mayInterruptIfRunning));
2091	<	final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
2092	<	if (createIncomplete) {
2093	<	checkIncomplete(h);
2094	<	assertTrue((!fFirst ? f : g).cancel(mayInterruptIfRunning));
1683	<	}
2088	>	final CompletableFuture<Void> h1 = m.runAfterBoth(f, g, r1);
2089	>	assertTrue(complete1.call());
2090	>	final CompletableFuture<Void> h2 = m.runAfterBoth(f, g, r2);
2091	>	checkIncomplete(h1);
2092	>	checkIncomplete(h2);
2093	>	assertTrue(complete2.call());
2094	>	final CompletableFuture<Void> h3 = m.runAfterBoth(f, g, r3);
2095
2096	<	checkCompletedWithWrappedCancellationException(h);
2097	<	checkCancelled(!fFirst ? f : g);
2098	<	r.assertNotInvoked();
2099	<	checkCompletedNormally(fFirst ? f : g, v1);
2096	>	checkCompletedWithWrappedCancellationException(h1);
2097	>	checkCompletedWithWrappedCancellationException(h2);
2098	>	checkCompletedWithWrappedCancellationException(h3);
2099	>	r1.assertNotInvoked();
2100	>	r2.assertNotInvoked();
2101	>	r3.assertNotInvoked();
2102	>	checkCompletedNormally(failFirst ? snd : fst, v1);
2103	>	checkCancelled(failFirst ? fst : snd);
2104		}}
2105
2106		/**
#	Line 1701 | Line 2116 | public class CompletableFutureTest exten
2116		final CompletableFuture<Integer> g = new CompletableFuture<>();
2117		final FailingRunnable r1 = new FailingRunnable(m);
2118		final FailingRunnable r2 = new FailingRunnable(m);
2119	+	final FailingRunnable r3 = new FailingRunnable(m);
2120
2121	<	CompletableFuture<Void> h1 = m.runAfterBoth(f, g, r1);
2122	<	if (fFirst) {
2123	<	f.complete(v1);
2124	<	g.complete(v2);
2125	<	} else {
2126	<	g.complete(v2);
2127	<	f.complete(v1);
2128	<	}
2129	<	CompletableFuture<Void> h2 = m.runAfterBoth(f, g, r2);
2121	>	final CompletableFuture<Integer> fst =  fFirst ? f : g;
2122	>	final CompletableFuture<Integer> snd = !fFirst ? f : g;
2123	>	final Integer w1 =  fFirst ? v1 : v2;
2124	>	final Integer w2 = !fFirst ? v1 : v2;
2125	>
2126	>	final CompletableFuture<Void> h1 = m.runAfterBoth(f, g, r1);
2127	>	assertTrue(fst.complete(w1));
2128	>	final CompletableFuture<Void> h2 = m.runAfterBoth(f, g, r2);
2129	>	assertTrue(snd.complete(w2));
2130	>	final CompletableFuture<Void> h3 = m.runAfterBoth(f, g, r3);
2131
2132		checkCompletedWithWrappedCFException(h1);
2133		checkCompletedWithWrappedCFException(h2);
2134	+	checkCompletedWithWrappedCFException(h3);
2135	+	r1.assertInvoked();
2136	+	r2.assertInvoked();
2137	+	r3.assertInvoked();
2138		checkCompletedNormally(f, v1);
2139		checkCompletedNormally(g, v2);
2140		}}
#	Line 1836 | Line 2257 | public class CompletableFutureTest exten
2257
2258		final CompletableFuture<Integer> h0 = m.applyToEither(f, g, rs[0]);
2259		final CompletableFuture<Integer> h1 = m.applyToEither(g, f, rs[1]);
2260	<	if (fFirst) {
2261	<	f.complete(v1);
1841	<	g.completeExceptionally(ex);
1842	<	} else {
1843	<	g.completeExceptionally(ex);
1844	<	f.complete(v1);
1845	<	}
2260	>	assertTrue(fFirst ? f.complete(v1) : g.completeExceptionally(ex));
2261	>	assertTrue(!fFirst ? f.complete(v1) : g.completeExceptionally(ex));
2262		final CompletableFuture<Integer> h2 = m.applyToEither(f, g, rs[2]);
2263		final CompletableFuture<Integer> h3 = m.applyToEither(g, f, rs[3]);
2264
#	Line 1948 | Line 2364 | public class CompletableFutureTest exten
2364
2365		final CompletableFuture<Integer> h0 = m.applyToEither(f, g, rs[0]);
2366		final CompletableFuture<Integer> h1 = m.applyToEither(g, f, rs[1]);
2367	<	if (fFirst) {
2368	<	f.complete(v1);
1953	<	g.cancel(mayInterruptIfRunning);
1954	<	} else {
1955	<	g.cancel(mayInterruptIfRunning);
1956	<	f.complete(v1);
1957	<	}
2367	>	assertTrue(fFirst ? f.complete(v1) : g.cancel(mayInterruptIfRunning));
2368	>	assertTrue(!fFirst ? f.complete(v1) : g.cancel(mayInterruptIfRunning));
2369		final CompletableFuture<Integer> h2 = m.applyToEither(f, g, rs[2]);
2370		final CompletableFuture<Integer> h3 = m.applyToEither(g, f, rs[3]);
2371
#	Line 2156 | Line 2567 | public class CompletableFutureTest exten
2567
2568		final CompletableFuture<Void> h0 = m.acceptEither(f, g, rs[0]);
2569		final CompletableFuture<Void> h1 = m.acceptEither(g, f, rs[1]);
2570	<	if (fFirst) {
2571	<	f.complete(v1);
2161	<	g.completeExceptionally(ex);
2162	<	} else {
2163	<	g.completeExceptionally(ex);
2164	<	f.complete(v1);
2165	<	}
2570	>	assertTrue(fFirst ? f.complete(v1) : g.completeExceptionally(ex));
2571	>	assertTrue(!fFirst ? f.complete(v1) : g.completeExceptionally(ex));
2572		final CompletableFuture<Void> h2 = m.acceptEither(f, g, rs[2]);
2573		final CompletableFuture<Void> h3 = m.acceptEither(g, f, rs[3]);
2574
#	Line 2365 | Line 2771 | public class CompletableFutureTest exten
2771		checkIncomplete(h1);
2772		rs[0].assertNotInvoked();
2773		rs[1].assertNotInvoked();
2774	<	f.completeExceptionally(ex);
2774	>	assertTrue(f.completeExceptionally(ex));
2775		checkCompletedWithWrappedException(h0, ex);
2776		checkCompletedWithWrappedException(h1, ex);
2777		final CompletableFuture<Void> h2 = m.runAfterEither(f, g, rs[2]);
#	Line 2373 | Line 2779 | public class CompletableFutureTest exten
2779		checkCompletedWithWrappedException(h2, ex);
2780		checkCompletedWithWrappedException(h3, ex);
2781
2782	<	g.complete(v1);
2782	>	assertTrue(g.complete(v1));
2783
2784		// unspecified behavior - both source completions available
2785		final CompletableFuture<Void> h4 = m.runAfterEither(f, g, rs[4]);
#	Line 2416 | Line 2822 | public class CompletableFutureTest exten
2822
2823		final CompletableFuture<Void> h0 = m.runAfterEither(f, g, rs[0]);
2824		final CompletableFuture<Void> h1 = m.runAfterEither(g, f, rs[1]);
2825	<	if (fFirst) {
2826	<	f.complete(v1);
2421	<	g.completeExceptionally(ex);
2422	<	} else {
2423	<	g.completeExceptionally(ex);
2424	<	f.complete(v1);
2425	<	}
2825	>	assertTrue( fFirst ? f.complete(v1) : g.completeExceptionally(ex));
2826	>	assertTrue(!fFirst ? f.complete(v1) : g.completeExceptionally(ex));
2827		final CompletableFuture<Void> h2 = m.runAfterEither(f, g, rs[2]);
2828		final CompletableFuture<Void> h3 = m.runAfterEither(g, f, rs[3]);
2829
#	Line 2487 | Line 2888 | public class CompletableFutureTest exten
2888		checkCompletedWithWrappedCancellationException(h2);
2889		checkCompletedWithWrappedCancellationException(h3);
2890
2891	<	g.complete(v1);
2891	>	assertTrue(g.complete(v1));
2892
2893		// unspecified behavior - both source completions available
2894		final CompletableFuture<Void> h4 = m.runAfterEither(f, g, rs[4]);
#	Line 2531 | Line 2932 | public class CompletableFutureTest exten
2932
2933		final CompletableFuture<Void> h0 = m.runAfterEither(f, g, rs[0]);
2934		final CompletableFuture<Void> h1 = m.runAfterEither(g, f, rs[1]);
2935	<	f.complete(v1);
2935	>	assertTrue(f.complete(v1));
2936		final CompletableFuture<Void> h2 = m.runAfterEither(f, g, rs[2]);
2937		final CompletableFuture<Void> h3 = m.runAfterEither(g, f, rs[3]);
2938		checkCompletedWithWrappedCFException(h0);
#	Line 2539 | Line 2940 | public class CompletableFutureTest exten
2940		checkCompletedWithWrappedCFException(h2);
2941		checkCompletedWithWrappedCFException(h3);
2942		for (int i = 0; i < 4; i++) rs[i].assertInvoked();
2943	<	g.complete(v2);
2943	>	assertTrue(g.complete(v2));
2944		final CompletableFuture<Void> h4 = m.runAfterEither(f, g, rs[4]);
2945		final CompletableFuture<Void> h5 = m.runAfterEither(g, f, rs[5]);
2946		checkCompletedWithWrappedCFException(h4);
#	Line 2560 | Line 2961 | public class CompletableFutureTest exten
2961		{
2962		final CompletableFuture<Integer> f = new CompletableFuture<>();
2963		final CompletableFutureInc r = new CompletableFutureInc(m);
2964	<	if (!createIncomplete) f.complete(v1);
2964	>	if (!createIncomplete) assertTrue(f.complete(v1));
2965		final CompletableFuture<Integer> g = m.thenCompose(f, r);
2966	<	if (createIncomplete) f.complete(v1);
2966	>	if (createIncomplete) assertTrue(f.complete(v1));
2967
2968		checkCompletedNormally(g, inc(v1));
2969		checkCompletedNormally(f, v1);
#	Line 2600 | Line 3001 | public class CompletableFutureTest exten
3001		final CompletableFuture<Integer> f = new CompletableFuture<>();
3002		final FailingCompletableFutureFunction r
3003		= new FailingCompletableFutureFunction(m);
3004	<	if (!createIncomplete) f.complete(v1);
3004	>	if (!createIncomplete) assertTrue(f.complete(v1));
3005		final CompletableFuture<Integer> g = m.thenCompose(f, r);
3006	<	if (createIncomplete) f.complete(v1);
3006	>	if (createIncomplete) assertTrue(f.complete(v1));
3007
3008		checkCompletedWithWrappedCFException(g);
3009		checkCompletedNormally(f, v1);
#	Line 2629 | Line 3030 | public class CompletableFutureTest exten
3030		checkCancelled(f);
3031		}}
3032
3033	+	/**
3034	+	* thenCompose result completes exceptionally if the result of the action does
3035	+	*/
3036	+	public void testThenCompose_actionReturnsFailingFuture() {
3037	+	for (ExecutionMode m : ExecutionMode.values())
3038	+	for (int order = 0; order < 6; order++)
3039	+	for (Integer v1 : new Integer[] { 1, null })
3040	+	{
3041	+	final CFException ex = new CFException();
3042	+	final CompletableFuture<Integer> f = new CompletableFuture<>();
3043	+	final CompletableFuture<Integer> g = new CompletableFuture<>();
3044	+	final CompletableFuture<Integer> h;
3045	+	// Test all permutations of orders
3046	+	switch (order) {
3047	+	case 0:
3048	+	assertTrue(f.complete(v1));
3049	+	assertTrue(g.completeExceptionally(ex));
3050	+	h = m.thenCompose(f, (x -> g));
3051	+	break;
3052	+	case 1:
3053	+	assertTrue(f.complete(v1));
3054	+	h = m.thenCompose(f, (x -> g));
3055	+	assertTrue(g.completeExceptionally(ex));
3056	+	break;
3057	+	case 2:
3058	+	assertTrue(g.completeExceptionally(ex));
3059	+	assertTrue(f.complete(v1));
3060	+	h = m.thenCompose(f, (x -> g));
3061	+	break;
3062	+	case 3:
3063	+	assertTrue(g.completeExceptionally(ex));
3064	+	h = m.thenCompose(f, (x -> g));
3065	+	assertTrue(f.complete(v1));
3066	+	break;
3067	+	case 4:
3068	+	h = m.thenCompose(f, (x -> g));
3069	+	assertTrue(f.complete(v1));
3070	+	assertTrue(g.completeExceptionally(ex));
3071	+	break;
3072	+	case 5:
3073	+	h = m.thenCompose(f, (x -> g));
3074	+	assertTrue(f.complete(v1));
3075	+	assertTrue(g.completeExceptionally(ex));
3076	+	break;
3077	+	default: throw new AssertionError();
3078	+	}
3079	+
3080	+	checkCompletedExceptionally(g, ex);
3081	+	checkCompletedWithWrappedException(h, ex);
3082	+	checkCompletedNormally(f, v1);
3083	+	}}
3084	+
3085		// other static methods
3086
3087		/**
#	Line 2645 | Line 3098 | public class CompletableFutureTest exten
3098		* when all components complete normally
3099		*/
3100		public void testAllOf_normal() throws Exception {
3101	<	for (int k = 1; k < 20; ++k) {
3101	>	for (int k = 1; k < 10; k++) {
3102		CompletableFuture<Integer>[] fs
3103		= (CompletableFuture<Integer>[]) new CompletableFuture[k];
3104	<	for (int i = 0; i < k; ++i)
3104	>	for (int i = 0; i < k; i++)
3105		fs[i] = new CompletableFuture<>();
3106		CompletableFuture<Void> f = CompletableFuture.allOf(fs);
3107	<	for (int i = 0; i < k; ++i) {
3107	>	for (int i = 0; i < k; i++) {
3108		checkIncomplete(f);
3109		checkIncomplete(CompletableFuture.allOf(fs));
3110		fs[i].complete(one);
#	Line 2662 | Line 3115 | public class CompletableFutureTest exten
3115		}
3116
3117		public void testAllOf_backwards() throws Exception {
3118	<	for (int k = 1; k < 20; ++k) {
3118	>	for (int k = 1; k < 10; k++) {
3119		CompletableFuture<Integer>[] fs
3120		= (CompletableFuture<Integer>[]) new CompletableFuture[k];
3121	<	for (int i = 0; i < k; ++i)
3121	>	for (int i = 0; i < k; i++)
3122		fs[i] = new CompletableFuture<>();
3123		CompletableFuture<Void> f = CompletableFuture.allOf(fs);
3124		for (int i = k - 1; i >= 0; i--) {
#	Line 2678 | Line 3131 | public class CompletableFutureTest exten
3131		}
3132		}
3133
3134	+	public void testAllOf_exceptional() throws Exception {
3135	+	for (int k = 1; k < 10; k++) {
3136	+	CompletableFuture<Integer>[] fs
3137	+	= (CompletableFuture<Integer>[]) new CompletableFuture[k];
3138	+	CFException ex = new CFException();
3139	+	for (int i = 0; i < k; i++)
3140	+	fs[i] = new CompletableFuture<>();
3141	+	CompletableFuture<Void> f = CompletableFuture.allOf(fs);
3142	+	for (int i = 0; i < k; i++) {
3143	+	checkIncomplete(f);
3144	+	checkIncomplete(CompletableFuture.allOf(fs));
3145	+	if (i != k/2) {
3146	+	fs[i].complete(i);
3147	+	checkCompletedNormally(fs[i], i);
3148	+	} else {
3149	+	fs[i].completeExceptionally(ex);
3150	+	checkCompletedExceptionally(fs[i], ex);
3151	+	}
3152	+	}
3153	+	checkCompletedWithWrappedException(f, ex);
3154	+	checkCompletedWithWrappedException(CompletableFuture.allOf(fs), ex);
3155	+	}
3156	+	}
3157	+
3158		/**
3159		* anyOf(no component futures) returns an incomplete future
3160		*/
3161		public void testAnyOf_empty() throws Exception {
3162	+	for (Integer v1 : new Integer[] { 1, null })
3163	+	{
3164		CompletableFuture<Object> f = CompletableFuture.anyOf();
3165		checkIncomplete(f);
3166	<	}
3166	>
3167	>	f.complete(v1);
3168	>	checkCompletedNormally(f, v1);
3169	>	}}
3170
3171		/**
3172		* anyOf returns a future completed normally with a value when
3173		* a component future does
3174		*/
3175		public void testAnyOf_normal() throws Exception {
3176	<	for (int k = 0; k < 10; ++k) {
3176	>	for (int k = 0; k < 10; k++) {
3177		CompletableFuture[] fs = new CompletableFuture[k];
3178	<	for (int i = 0; i < k; ++i)
3178	>	for (int i = 0; i < k; i++)
3179		fs[i] = new CompletableFuture<>();
3180		CompletableFuture<Object> f = CompletableFuture.anyOf(fs);
3181		checkIncomplete(f);
3182	<	for (int i = 0; i < k; ++i) {
3183	<	fs[i].complete(one);
3184	<	checkCompletedNormally(f, one);
3185	<	checkCompletedNormally(CompletableFuture.anyOf(fs), one);
3182	>	for (int i = 0; i < k; i++) {
3183	>	fs[i].complete(i);
3184	>	checkCompletedNormally(f, 0);
3185	>	int x = (int) CompletableFuture.anyOf(fs).join();
3186	>	assertTrue(0 <= x && x <= i);
3187	>	}
3188	>	}
3189	>	}
3190	>	public void testAnyOf_normal_backwards() throws Exception {
3191	>	for (int k = 0; k < 10; k++) {
3192	>	CompletableFuture[] fs = new CompletableFuture[k];
3193	>	for (int i = 0; i < k; i++)
3194	>	fs[i] = new CompletableFuture<>();
3195	>	CompletableFuture<Object> f = CompletableFuture.anyOf(fs);
3196	>	checkIncomplete(f);
3197	>	for (int i = k - 1; i >= 0; i--) {
3198	>	fs[i].complete(i);
3199	>	checkCompletedNormally(f, k - 1);
3200	>	int x = (int) CompletableFuture.anyOf(fs).join();
3201	>	assertTrue(i <= x && x <= k - 1);
3202		}
3203		}
3204		}
#	Line 2709 | Line 3207 | public class CompletableFutureTest exten
3207		* anyOf result completes exceptionally when any component does.
3208		*/
3209		public void testAnyOf_exceptional() throws Exception {
3210	<	for (int k = 0; k < 10; ++k) {
3210	>	for (int k = 0; k < 10; k++) {
3211		CompletableFuture[] fs = new CompletableFuture[k];
3212	<	for (int i = 0; i < k; ++i)
3212	>	CFException[] exs = new CFException[k];
3213	>	for (int i = 0; i < k; i++) {
3214		fs[i] = new CompletableFuture<>();
3215	+	exs[i] = new CFException();
3216	+	}
3217		CompletableFuture<Object> f = CompletableFuture.anyOf(fs);
3218		checkIncomplete(f);
3219	<	for (int i = 0; i < k; ++i) {
3220	<	fs[i].completeExceptionally(new CFException());
3221	<	checkCompletedWithWrappedCFException(f);
3219	>	for (int i = 0; i < k; i++) {
3220	>	fs[i].completeExceptionally(exs[i]);
3221	>	checkCompletedWithWrappedException(f, exs[0]);
3222	>	checkCompletedWithWrappedCFException(CompletableFuture.anyOf(fs));
3223	>	}
3224	>	}
3225	>	}
3226	>
3227	>	public void testAnyOf_exceptional_backwards() throws Exception {
3228	>	for (int k = 0; k < 10; k++) {
3229	>	CompletableFuture[] fs = new CompletableFuture[k];
3230	>	CFException[] exs = new CFException[k];
3231	>	for (int i = 0; i < k; i++) {
3232	>	fs[i] = new CompletableFuture<>();
3233	>	exs[i] = new CFException();
3234	>	}
3235	>	CompletableFuture<Object> f = CompletableFuture.anyOf(fs);
3236	>	checkIncomplete(f);
3237	>	for (int i = k - 1; i >= 0; i--) {
3238	>	fs[i].completeExceptionally(exs[i]);
3239	>	checkCompletedWithWrappedException(f, exs[k - 1]);
3240		checkCompletedWithWrappedCFException(CompletableFuture.anyOf(fs));
3241		}
3242		}
#	Line 2730 | Line 3249 | public class CompletableFutureTest exten
3249		CompletableFuture<Integer> f = new CompletableFuture<>();
3250		CompletableFuture<Integer> g = new CompletableFuture<>();
3251		CompletableFuture<Integer> nullFuture = (CompletableFuture<Integer>)null;
2733	–	CompletableFuture<?> h;
3252		ThreadExecutor exec = new ThreadExecutor();
3253
3254		Runnable[] throwingActions = {
3255		() -> CompletableFuture.supplyAsync(null),
3256		() -> CompletableFuture.supplyAsync(null, exec),
3257	<	() -> CompletableFuture.supplyAsync(new IntegerSupplier(ExecutionMode.DEFAULT, 42), null),
3257	>	() -> CompletableFuture.supplyAsync(new IntegerSupplier(ExecutionMode.SYNC, 42), null),
3258
3259		() -> CompletableFuture.runAsync(null),
3260		() -> CompletableFuture.runAsync(null, exec),
#	Line 2815 | Line 3333 | public class CompletableFutureTest exten
3333		() -> f.exceptionally(null),
3334
3335		() -> f.handle(null),
2818	–
3336		() -> CompletableFuture.allOf((CompletableFuture<?>)null),
3337		() -> CompletableFuture.allOf((CompletableFuture<?>[])null),
3338		() -> CompletableFuture.allOf(f, null),
#	Line 2841 | Line 3358 | public class CompletableFutureTest exten
3358		assertSame(f, f.toCompletableFuture());
3359		}
3360
3361	+	// jdk9
3362	+
3363		/**
3364	<	* whenComplete action executes on normal completion, propagating
2846	<	* source result.
3364	>	* newIncompleteFuture returns an incomplete CompletableFuture
3365		*/
3366	<	public void testWhenComplete_normalCompletion1() {
3367	<	for (ExecutionMode m : ExecutionMode.values())
3368	<	for (boolean createIncomplete : new boolean[] { true, false })
3369	<	for (Integer v1 : new Integer[] { 1, null })
3370	<	{
3371	<	final AtomicInteger a = new AtomicInteger(0);
2854	<	final CompletableFuture<Integer> f = new CompletableFuture<>();
2855	<	if (!createIncomplete) f.complete(v1);
2856	<	final CompletableFuture<Integer> g = m.whenComplete
2857	<	(f,
2858	<	(Integer x, Throwable t) -> {
2859	<	m.checkExecutionMode();
2860	<	threadAssertSame(x, v1);
2861	<	threadAssertNull(t);
2862	<	a.getAndIncrement();
2863	<	});
2864	<	if (createIncomplete) f.complete(v1);
3366	>	public void testNewIncompleteFuture() {
3367	>	CompletableFuture<Integer> f = new CompletableFuture<>();
3368	>	CompletableFuture<Integer> g = f.newIncompleteFuture();
3369	>	checkIncomplete(f);
3370	>	checkIncomplete(g);
3371	>	}
3372
3373	<	checkCompletedNormally(g, v1);
3374	<	checkCompletedNormally(f, v1);
3375	<	assertEquals(1, a.get());
3376	<	}}
3373	>	/**
3374	>	* completedStage returns a completed CompletionStage
3375	>	*/
3376	>	public void testCompletedStage() {
3377	>	AtomicInteger x = new AtomicInteger();
3378	>	AtomicReference<Throwable> r = new AtomicReference<Throwable>();
3379	>	CompletionStage<Integer> f = CompletableFuture.completedStage(1);
3380	>	f.whenComplete((v, e) -> {if (e != null) r.set(e); else x.set(v);});
3381	>	assertEquals(x.get(), 1);
3382	>	assertNull(r.get());
3383	>	}
3384
3385		/**
3386	<	* whenComplete action executes on exceptional completion, propagating
3387	<	* source result.
3386	>	* defaultExecutor by default returns the commonPool if
3387	>	* it supports at least one thread.
3388		*/
3389	<	public void testWhenComplete_exceptionalCompletion() {
3390	<	for (ExecutionMode m : ExecutionMode.values())
3391	<	for (boolean createIncomplete : new boolean[] { true, false })
3392	<	for (Integer v1 : new Integer[] { 1, null })
3393	<	{
3394	<	final AtomicInteger a = new AtomicInteger(0);
3395	<	final CFException ex = new CFException();
3396	<	final CompletableFuture<Integer> f = new CompletableFuture<>();
3397	<	if (!createIncomplete) f.completeExceptionally(ex);
3398	<	final CompletableFuture<Integer> g = m.whenComplete
3399	<	(f,
3400	<	(Integer x, Throwable t) -> {
3401	<	m.checkExecutionMode();
3402	<	threadAssertNull(x);
3403	<	threadAssertSame(t, ex);
3404	<	a.getAndIncrement();
3405	<	});
3406	<	if (createIncomplete) f.completeExceptionally(ex);
3389	>	public void testDefaultExecutor() {
3390	>	CompletableFuture<Integer> f = new CompletableFuture<>();
3391	>	Executor e = f.defaultExecutor();
3392	>	Executor c =  ForkJoinPool.commonPool();
3393	>	if (ForkJoinPool.getCommonPoolParallelism() > 1)
3394	>	assertSame(e, c);
3395	>	}
3396	>
3397	>	/**
3398	>	* failedFuture returns a CompletableFuture completed
3399	>	* exceptionally with the given Exception
3400	>	*/
3401	>	public void testFailedFuture() {
3402	>	CFException ex = new CFException();
3403	>	CompletableFuture<Integer> f = CompletableFuture.failedFuture(ex);
3404	>	checkCompletedExceptionallyWithRootCause(f, ex);
3405	>	}
3406	>
3407	>	/**
3408	>	* failedFuture(null) throws NPE
3409	>	*/
3410	>	public void testFailedFuture2() {
3411	>	try {
3412	>	CompletableFuture<Integer> f = CompletableFuture.failedFuture(null);
3413	>	shouldThrow();
3414	>	} catch (NullPointerException success) {}
3415	>	}
3416	>
3417	>	/**
3418	>	* copy returns a CompletableFuture that is completed normally,
3419	>	* with the same value, when source is.
3420	>	*/
3421	>	public void testCopy() {
3422	>	CompletableFuture<Integer> f = new CompletableFuture<>();
3423	>	CompletableFuture<Integer> g = f.copy();
3424	>	checkIncomplete(f);
3425	>	checkIncomplete(g);
3426	>	f.complete(1);
3427	>	checkCompletedNormally(f, 1);
3428	>	checkCompletedNormally(g, 1);
3429	>	}
3430	>
3431	>	/**
3432	>	* copy returns a CompletableFuture that is completed exceptionally
3433	>	* when source is.
3434	>	*/
3435	>	public void testCopy2() {
3436	>	CompletableFuture<Integer> f = new CompletableFuture<>();
3437	>	CompletableFuture<Integer> g = f.copy();
3438	>	checkIncomplete(f);
3439	>	checkIncomplete(g);
3440	>	CFException ex = new CFException();
3441	>	f.completeExceptionally(ex);
3442		checkCompletedExceptionally(f, ex);
3443	<	checkCompletedWithWrappedException(g, ex);
3444	<	assertEquals(1, a.get());
2896	<	}}
3443	>	checkCompletedWithWrappedCFException(g);
3444	>	}
3445
3446		/**
3447	<	* whenComplete action executes on cancelled source, propagating
3448	<	* CancellationException.
3447	>	* minimalCompletionStage returns a CompletableFuture that is
3448	>	* completed normally, with the same value, when source is.
3449		*/
3450	<	public void testWhenComplete_sourceCancelled() {
3451	<	for (ExecutionMode m : ExecutionMode.values())
3452	<	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
3453	<	for (boolean createIncomplete : new boolean[] { true, false })
3454	<	{
3455	<	final AtomicInteger a = new AtomicInteger(0);
3456	<	final CompletableFuture<Integer> f = new CompletableFuture<>();
3457	<	if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
3458	<	final CompletableFuture<Integer> g = m.whenComplete
3459	<	(f,
3460	<	(Integer x, Throwable t) -> {
3461	<	m.checkExecutionMode();
2914	<	threadAssertNull(x);
2915	<	threadAssertTrue(t instanceof CancellationException);
2916	<	a.getAndIncrement();
2917	<	});
2918	<	if (createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
3450	>	public void testMinimalCompletionStage() {
3451	>	CompletableFuture<Integer> f = new CompletableFuture<>();
3452	>	CompletionStage<Integer> g = f.minimalCompletionStage();
3453	>	AtomicInteger x = new AtomicInteger();
3454	>	AtomicReference<Throwable> r = new AtomicReference<Throwable>();
3455	>	checkIncomplete(f);
3456	>	g.whenComplete((v, e) -> {if (e != null) r.set(e); else x.set(v);});
3457	>	f.complete(1);
3458	>	checkCompletedNormally(f, 1);
3459	>	assertEquals(x.get(), 1);
3460	>	assertNull(r.get());
3461	>	}
3462
3463	<	checkCompletedWithWrappedCancellationException(g);
3464	<	checkCancelled(f);
3465	<	assertEquals(1, a.get());
3466	<	}}
3463	>	/**
3464	>	* minimalCompletionStage returns a CompletableFuture that is
3465	>	* completed exceptionally when source is.
3466	>	*/
3467	>	public void testMinimalCompletionStage2() {
3468	>	CompletableFuture<Integer> f = new CompletableFuture<>();
3469	>	CompletionStage<Integer> g = f.minimalCompletionStage();
3470	>	AtomicInteger x = new AtomicInteger();
3471	>	AtomicReference<Throwable> r = new AtomicReference<Throwable>();
3472	>	g.whenComplete((v, e) -> {if (e != null) r.set(e); else x.set(v);});
3473	>	checkIncomplete(f);
3474	>	CFException ex = new CFException();
3475	>	f.completeExceptionally(ex);
3476	>	checkCompletedExceptionally(f, ex);
3477	>	assertEquals(x.get(), 0);
3478	>	assertEquals(r.get().getCause(), ex);
3479	>	}
3480
3481		/**
3482	<	* If a whenComplete action throws an exception when triggered by
3483	<	* a normal completion, it completes exceptionally
3482	>	* failedStage returns a Completionstage completed
3483	>	* exceptionally with the given Exception
3484		*/
3485	<	public void testWhenComplete_actionFailed() {
3486	<	for (boolean createIncomplete : new boolean[] { true, false })
3487	<	for (ExecutionMode m : ExecutionMode.values())
3488	<	for (Integer v1 : new Integer[] { 1, null })
3489	<	{
3490	<	final AtomicInteger a = new AtomicInteger(0);
3491	<	final CFException ex = new CFException();
3492	<	final CompletableFuture<Integer> f = new CompletableFuture<>();
3493	<	if (!createIncomplete) f.complete(v1);
2938	<	final CompletableFuture<Integer> g = m.whenComplete
2939	<	(f,
2940	<	(Integer x, Throwable t) -> {
2941	<	m.checkExecutionMode();
2942	<	threadAssertSame(x, v1);
2943	<	threadAssertNull(t);
2944	<	a.getAndIncrement();
2945	<	throw ex;
2946	<	});
2947	<	if (createIncomplete) f.complete(v1);
2948	<	checkCompletedNormally(f, v1);
2949	<	checkCompletedWithWrappedException(g, ex);
2950	<	assertEquals(1, a.get());
2951	<	}}
3485	>	public void testFailedStage() {
3486	>	CFException ex = new CFException();
3487	>	CompletionStage<Integer> f = CompletableFuture.failedStage(ex);
3488	>	AtomicInteger x = new AtomicInteger();
3489	>	AtomicReference<Throwable> r = new AtomicReference<Throwable>();
3490	>	f.whenComplete((v, e) -> {if (e != null) r.set(e); else x.set(v);});
3491	>	assertEquals(x.get(), 0);
3492	>	assertEquals(r.get().getCause(), ex);
3493	>	}
3494
3495		/**
3496	<	* If a whenComplete action throws an exception when triggered by
2955	<	* a source completion that also throws an exception, the source
2956	<	* exception takes precedence.
3496	>	* completeAsync completes with value of given supplier
3497		*/
3498	<	public void testWhenComplete_actionFailedSourceFailed() {
3499	<	for (boolean createIncomplete : new boolean[] { true, false })
3498	>	public void testCompleteAsync() {
3499	>	CompletableFuture<Integer> f = new CompletableFuture<>();
3500	>	f.completeAsync(() -> 1);
3501	>	f.join();
3502	>	checkCompletedNormally(f, 1);
3503	>	}
3504	>
3505	>	/**
3506	>	* completeAsync completes exceptionally if given supplier throws
3507	>	*/
3508	>	public void testCompleteAsync2() {
3509	>	CompletableFuture<Integer> f = new CompletableFuture<>();
3510	>	CFException ex = new CFException();
3511	>	f.completeAsync(() -> {if (true) throw ex; return 1;});
3512	>	try {
3513	>	f.join();
3514	>	shouldThrow();
3515	>	} catch (Exception success) {}
3516	>	checkCompletedWithWrappedCFException(f);
3517	>	}
3518	>
3519	>	/**
3520	>	* completeAsync with given executor completes with value of given supplier
3521	>	*/
3522	>	public void testCompleteAsync3() {
3523	>	CompletableFuture<Integer> f = new CompletableFuture<>();
3524	>	f.completeAsync(() -> 1, new ThreadExecutor());
3525	>	f.join();
3526	>	checkCompletedNormally(f, 1);
3527	>	}
3528	>
3529	>	/**
3530	>	* completeAsync with given executor completes exceptionally if
3531	>	* given supplier throws
3532	>	*/
3533	>	public void testCompleteAsync4() {
3534	>	CompletableFuture<Integer> f = new CompletableFuture<>();
3535	>	CFException ex = new CFException();
3536	>	f.completeAsync(() -> {if (true) throw ex; return 1;}, new ThreadExecutor());
3537	>	try {
3538	>	f.join();
3539	>	shouldThrow();
3540	>	} catch (Exception success) {}
3541	>	checkCompletedWithWrappedCFException(f);
3542	>	}
3543	>
3544	>	/**
3545	>	*  orTimeout completes with TimeoutException if not complete
3546	>	*/
3547	>	public void testOrTimeout() {
3548	>	CompletableFuture<Integer> f = new CompletableFuture<>();
3549	>	f.orTimeout(SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
3550	>	checkCompletedExceptionallyWithTimeout(f);
3551	>	}
3552	>
3553	>	/**
3554	>	*  orTimeout completes normally if completed before timeout
3555	>	*/
3556	>	public void testOrTimeout2() {
3557	>	CompletableFuture<Integer> f = new CompletableFuture<>();
3558	>	f.complete(1);
3559	>	f.orTimeout(SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
3560	>	checkCompletedNormally(f, 1);
3561	>	}
3562	>
3563	>	/**
3564	>	*  completeOnTimeout completes with given value if not complete
3565	>	*/
3566	>	public void testCompleteOnTimeout() {
3567	>	CompletableFuture<Integer> f = new CompletableFuture<>();
3568	>	f.completeOnTimeout(-1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
3569	>	f.join();
3570	>	checkCompletedNormally(f, -1);
3571	>	}
3572	>
3573	>	/**
3574	>	*  completeOnTimeout has no effect if completed within timeout
3575	>	*/
3576	>	public void testCompleteOnTimeout2() {
3577	>	CompletableFuture<Integer> f = new CompletableFuture<>();
3578	>	f.complete(1);
3579	>	f.completeOnTimeout(-1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
3580	>	checkCompletedNormally(f, 1);
3581	>	}
3582	>
3583	>	/**
3584	>	* delayedExecutor returns an executor that delays submission
3585	>	*/
3586	>	public void testDelayedExecutor() {
3587	>	long timeoutMillis = SMALL_DELAY_MS;
3588	>	Executor d = CompletableFuture.delayedExecutor(timeoutMillis,
3589	>	MILLISECONDS);
3590	>	long startTime = System.nanoTime();
3591	>	CompletableFuture<Integer> f = CompletableFuture.supplyAsync(() -> 1, d);
3592	>	assertNull(f.getNow(null));
3593	>	try {
3594	>	f.get(LONG_DELAY_MS, MILLISECONDS);
3595	>	} catch (Throwable fail) { threadUnexpectedException(fail); }
3596	>	assertTrue(millisElapsedSince(startTime) > timeoutMillis/2);
3597	>	checkCompletedNormally(f, 1);
3598	>	}
3599	>
3600	>	/**
3601	>	* delayedExecutor for a given executor returns an executor that
3602	>	* delays submission
3603	>	*/
3604	>	public void testDelayedExecutor2() {
3605	>	long timeoutMillis = SMALL_DELAY_MS;
3606	>	Executor d = CompletableFuture.delayedExecutor(timeoutMillis,
3607	>	MILLISECONDS,
3608	>	new ThreadExecutor());
3609	>	long startTime = System.nanoTime();
3610	>	CompletableFuture<Integer> f = CompletableFuture.supplyAsync(() -> 1, d);
3611	>	assertNull(f.getNow(null));
3612	>	try {
3613	>	f.get(LONG_DELAY_MS, MILLISECONDS);
3614	>	} catch (Throwable fail) { threadUnexpectedException(fail); }
3615	>	assertTrue(millisElapsedSince(startTime) > timeoutMillis/2);
3616	>	checkCompletedNormally(f, 1);
3617	>	}
3618	>
3619	>	//--- tests of implementation details; not part of official tck ---
3620	>
3621	>	Object resultOf(CompletableFuture<?> f) {
3622	>	try {
3623	>	java.lang.reflect.Field resultField
3624	>	= CompletableFuture.class.getDeclaredField("result");
3625	>	resultField.setAccessible(true);
3626	>	return resultField.get(f);
3627	>	} catch (Throwable t) { throw new AssertionError(t); }
3628	>	}
3629	>
3630	>	public void testExceptionPropagationReusesResultObject() {
3631	>	if (!testImplementationDetails) return;
3632		for (ExecutionMode m : ExecutionMode.values())
2961	–	for (Integer v1 : new Integer[] { 1, null })
3633		{
3634	<	final AtomicInteger a = new AtomicInteger(0);
3635	<	final CFException ex1 = new CFException();
3636	<	final CFException ex2 = new CFException();
2966	<	final CompletableFuture<Integer> f = new CompletableFuture<>();
3634	>	final CFException ex = new CFException();
3635	>	final CompletableFuture<Integer> v42 = CompletableFuture.completedFuture(42);
3636	>	final CompletableFuture<Integer> incomplete = new CompletableFuture<>();
3637
3638	<	if (!createIncomplete) f.completeExceptionally(ex1);
3639	<	final CompletableFuture<Integer> g = m.whenComplete
2970	<	(f,
2971	<	(Integer x, Throwable t) -> {
2972	<	m.checkExecutionMode();
2973	<	threadAssertSame(t, ex1);
2974	<	threadAssertNull(x);
2975	<	a.getAndIncrement();
2976	<	throw ex2;
2977	<	});
2978	<	if (createIncomplete) f.completeExceptionally(ex1);
3638	>	List<Function<CompletableFuture<Integer>, CompletableFuture<?>>> funs
3639	>	= new ArrayList<>();
3640
3641	<	checkCompletedExceptionally(f, ex1);
3642	<	checkCompletedWithWrappedException(g, ex1);
3643	<	assertEquals(1, a.get());
3641	>	funs.add((y) -> m.thenRun(y, new Noop(m)));
3642	>	funs.add((y) -> m.thenAccept(y, new NoopConsumer(m)));
3643	>	funs.add((y) -> m.thenApply(y, new IncFunction(m)));
3644	>
3645	>	funs.add((y) -> m.runAfterEither(y, incomplete, new Noop(m)));
3646	>	funs.add((y) -> m.acceptEither(y, incomplete, new NoopConsumer(m)));
3647	>	funs.add((y) -> m.applyToEither(y, incomplete, new IncFunction(m)));
3648	>
3649	>	funs.add((y) -> m.runAfterBoth(y, v42, new Noop(m)));
3650	>	funs.add((y) -> m.thenAcceptBoth(y, v42, new SubtractAction(m)));
3651	>	funs.add((y) -> m.thenCombine(y, v42, new SubtractFunction(m)));
3652	>
3653	>	funs.add((y) -> m.whenComplete(y, (Integer x, Throwable t) -> {}));
3654	>
3655	>	funs.add((y) -> m.thenCompose(y, new CompletableFutureInc(m)));
3656	>
3657	>	funs.add((y) -> CompletableFuture.allOf(new CompletableFuture<?>[] {y, v42}));
3658	>	funs.add((y) -> CompletableFuture.anyOf(new CompletableFuture<?>[] {y, incomplete}));
3659	>
3660	>	for (Function<CompletableFuture<Integer>, CompletableFuture<?>>
3661	>	fun : funs) {
3662	>	CompletableFuture<Integer> f = new CompletableFuture<>();
3663	>	f.completeExceptionally(ex);
3664	>	CompletableFuture<Integer> src = m.thenApply(f, new IncFunction(m));
3665	>	checkCompletedWithWrappedException(src, ex);
3666	>	CompletableFuture<?> dep = fun.apply(src);
3667	>	checkCompletedWithWrappedException(dep, ex);
3668	>	assertSame(resultOf(src), resultOf(dep));
3669	>	}
3670	>
3671	>	for (Function<CompletableFuture<Integer>, CompletableFuture<?>>
3672	>	fun : funs) {
3673	>	CompletableFuture<Integer> f = new CompletableFuture<>();
3674	>	CompletableFuture<Integer> src = m.thenApply(f, new IncFunction(m));
3675	>	CompletableFuture<?> dep = fun.apply(src);
3676	>	f.completeExceptionally(ex);
3677	>	checkCompletedWithWrappedException(src, ex);
3678	>	checkCompletedWithWrappedException(dep, ex);
3679	>	assertSame(resultOf(src), resultOf(dep));
3680	>	}
3681	>
3682	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
3683	>	for (Function<CompletableFuture<Integer>, CompletableFuture<?>>
3684	>	fun : funs) {
3685	>	CompletableFuture<Integer> f = new CompletableFuture<>();
3686	>	f.cancel(mayInterruptIfRunning);
3687	>	checkCancelled(f);
3688	>	CompletableFuture<Integer> src = m.thenApply(f, new IncFunction(m));
3689	>	checkCompletedWithWrappedCancellationException(src);
3690	>	CompletableFuture<?> dep = fun.apply(src);
3691	>	checkCompletedWithWrappedCancellationException(dep);
3692	>	assertSame(resultOf(src), resultOf(dep));
3693	>	}
3694	>
3695	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
3696	>	for (Function<CompletableFuture<Integer>, CompletableFuture<?>>
3697	>	fun : funs) {
3698	>	CompletableFuture<Integer> f = new CompletableFuture<>();
3699	>	CompletableFuture<Integer> src = m.thenApply(f, new IncFunction(m));
3700	>	CompletableFuture<?> dep = fun.apply(src);
3701	>	f.cancel(mayInterruptIfRunning);
3702	>	checkCancelled(f);
3703	>	checkCompletedWithWrappedCancellationException(src);
3704	>	checkCompletedWithWrappedCancellationException(dep);
3705	>	assertSame(resultOf(src), resultOf(dep));
3706	>	}
3707		}}
3708
3709		}

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