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Comparing jsr166/src/test/tck/CompletableFutureTest.java (file contents):
Revision 1.75 by jsr166, Sat Jun 7 21:14:42 2014 UTC vs.
Revision 1.108 by jsr166, Thu Sep 3 17:45:22 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	<	f = new CompletableFuture<String>();
418	<	f.cancel(true);
419	<	assertTrue(f.toString().contains("[Completed exceptionally]"));
420	<
421	<	f = new CompletableFuture<String>();
354	<	f.cancel(false);
355	<	assertTrue(f.toString().contains("[Completed exceptionally]"));
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 520 | Line 586 | public class CompletableFutureTest exten
586		}
587		}
588
523	–
589		class CompletableFutureInc extends CheckedIntegerAction
590		implements Function<Integer, CompletableFuture<Integer>>
591		{
#	Line 529 | 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 559 | 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 640 | 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 837 | 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);
#	Line 865 | 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 878 | Line 946 | public class CompletableFutureTest exten
946
947		public void testExceptionally_exceptionalCompletionActionFailed() {
948		for (boolean createIncomplete : new boolean[] { true, false })
881	–	for (Integer v1 : new Integer[] { 1, null })
949		{
950		final AtomicInteger a = new AtomicInteger(0);
951		final CFException ex1 = new CFException();
#	Line 887 | 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 909 | Line 976 | public class CompletableFutureTest exten
976		{
977		final AtomicInteger a = new AtomicInteger(0);
978		final CompletableFuture<Integer> f = new CompletableFuture<>();
979	<	if (!createIncomplete) f.complete(v1);
979	>	if (!createIncomplete) assertTrue(f.complete(v1));
980		final CompletableFuture<Integer> g = m.whenComplete
981		(f,
982		(Integer x, Throwable t) -> {
#	Line 918 | Line 985 | public class CompletableFutureTest exten
985		threadAssertNull(t);
986		a.getAndIncrement();
987		});
988	<	if (createIncomplete) f.complete(v1);
988	>	if (createIncomplete) assertTrue(f.complete(v1));
989
990		checkCompletedNormally(g, v1);
991		checkCompletedNormally(f, v1);
#	Line 932 | Line 999 | public class CompletableFutureTest exten
999		public void testWhenComplete_exceptionalCompletion() {
1000		for (ExecutionMode m : ExecutionMode.values())
1001		for (boolean createIncomplete : new boolean[] { true, false })
935	–	for (Integer v1 : new Integer[] { 1, null })
1002		{
1003		final AtomicInteger a = new AtomicInteger(0);
1004		final CFException ex = new CFException();
#	Line 992 | Line 1058 | public class CompletableFutureTest exten
1058		final AtomicInteger a = new AtomicInteger(0);
1059		final CFException ex = new CFException();
1060		final CompletableFuture<Integer> f = new CompletableFuture<>();
1061	<	if (!createIncomplete) f.complete(v1);
1061	>	if (!createIncomplete) assertTrue(f.complete(v1));
1062		final CompletableFuture<Integer> g = m.whenComplete
1063		(f,
1064		(Integer x, Throwable t) -> {
#	Line 1002 | Line 1068 | public class CompletableFutureTest exten
1068		a.getAndIncrement();
1069		throw ex;
1070		});
1071	<	if (createIncomplete) f.complete(v1);
1071	>	if (createIncomplete) assertTrue(f.complete(v1));
1072
1073		checkCompletedWithWrappedException(g, ex);
1074		checkCompletedNormally(f, v1);
#	Line 1017 | Line 1083 | public class CompletableFutureTest exten
1083		public void testWhenComplete_actionFailedSourceFailed() {
1084		for (boolean createIncomplete : new boolean[] { true, false })
1085		for (ExecutionMode m : ExecutionMode.values())
1020	–	for (Integer v1 : new Integer[] { 1, null })
1086		{
1087		final AtomicInteger a = new AtomicInteger(0);
1088		final CFException ex1 = new CFException();
#	Line 1052 | 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 1062 | 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 1163 | 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 1173 | 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 1254 | Line 1319 | public class CompletableFutureTest exten
1319		*/
1320		public void testThenRun_normalCompletion() {
1321		for (ExecutionMode m : ExecutionMode.values())
1257	–	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);
1263	<	final CompletableFuture<Void> g = m.thenRun(f, r);
1264	<	if (createIncomplete) {
1265	<	checkIncomplete(g);
1266	<	f.complete(v1);
1267	<	}
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 1277 | Line 1352 | public class CompletableFutureTest exten
1352		*/
1353		public void testThenRun_exceptionalCompletion() {
1354		for (ExecutionMode m : ExecutionMode.values())
1280	–	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);
1286	<	final CompletableFuture<Void> g = m.thenRun(f, r);
1287	<	if (createIncomplete) {
1288	<	checkIncomplete(g);
1289	<	f.completeExceptionally(ex);
1290	<	}
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 1299 | Line 1384 | public class CompletableFutureTest exten
1384		*/
1385		public void testThenRun_sourceCancelled() {
1386		for (ExecutionMode m : ExecutionMode.values())
1302	–	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));
1308	<	final CompletableFuture<Void> g = m.thenRun(f, r);
1309	<	if (createIncomplete) {
1310	<	checkIncomplete(g);
1311	<	assertTrue(f.cancel(mayInterruptIfRunning));
1312	<	}
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 1321 | Line 1416 | public class CompletableFutureTest exten
1416		*/
1417		public void testThenRun_actionFailed() {
1418		for (ExecutionMode m : ExecutionMode.values())
1324	–	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);
1330	<	final CompletableFuture<Void> g = m.thenRun(f, r);
1331	<	if (createIncomplete) {
1332	<	checkIncomplete(g);
1333	<	f.complete(v1);
1334	<	}
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 1342 | Line 1444 | public class CompletableFutureTest exten
1444		*/
1445		public void testThenApply_normalCompletion() {
1446		for (ExecutionMode m : ExecutionMode.values())
1345	–	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);
1351	<	final CompletableFuture<Integer> g = m.thenApply(f, r);
1352	<	if (createIncomplete) {
1353	<	checkIncomplete(g);
1354	<	f.complete(v1);
1355	<	}
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 1365 | Line 1472 | public class CompletableFutureTest exten
1472		*/
1473		public void testThenApply_exceptionalCompletion() {
1474		for (ExecutionMode m : ExecutionMode.values())
1368	–	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);
1374	<	final CompletableFuture<Integer> g = m.thenApply(f, r);
1375	<	if (createIncomplete) {
1376	<	checkIncomplete(g);
1377	<	f.completeExceptionally(ex);
1378	<	}
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 1387 | Line 1497 | public class CompletableFutureTest exten
1497		*/
1498		public void testThenApply_sourceCancelled() {
1499		for (ExecutionMode m : ExecutionMode.values())
1390	–	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));
1396	<	final CompletableFuture<Integer> g = m.thenApply(f, r);
1397	<	if (createIncomplete) {
1398	<	checkIncomplete(g);
1399	<	assertTrue(f.cancel(mayInterruptIfRunning));
1400	<	}
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 1409 | Line 1522 | public class CompletableFutureTest exten
1522		*/
1523		public void testThenApply_actionFailed() {
1524		for (ExecutionMode m : ExecutionMode.values())
1412	–	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);
1418	<	final CompletableFuture<Integer> g = m.thenApply(f, r);
1419	<	if (createIncomplete) {
1420	<	checkIncomplete(g);
1421	<	f.complete(v1);
1422	<	}
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 1430 | Line 1546 | public class CompletableFutureTest exten
1546		*/
1547		public void testThenAccept_normalCompletion() {
1548		for (ExecutionMode m : ExecutionMode.values())
1433	–	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);
1439	<	final CompletableFuture<Void> g = m.thenAccept(f, r);
1440	<	if (createIncomplete) {
1441	<	checkIncomplete(g);
1442	<	f.complete(v1);
1443	<	}
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 1453 | Line 1574 | public class CompletableFutureTest exten
1574		*/
1575		public void testThenAccept_exceptionalCompletion() {
1576		for (ExecutionMode m : ExecutionMode.values())
1456	–	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);
1462	<	final CompletableFuture<Void> g = m.thenAccept(f, r);
1463	<	if (createIncomplete) {
1464	<	checkIncomplete(g);
1465	<	f.completeExceptionally(ex);
1466	<	}
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 1475 | Line 1599 | public class CompletableFutureTest exten
1599		*/
1600		public void testThenAccept_sourceCancelled() {
1601		for (ExecutionMode m : ExecutionMode.values())
1478	–	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));
1484	<	final CompletableFuture<Void> g = m.thenAccept(f, r);
1485	<	if (createIncomplete) {
1486	<	checkIncomplete(g);
1487	<	assertTrue(f.cancel(mayInterruptIfRunning));
1488	<	}
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 1497 | Line 1624 | public class CompletableFutureTest exten
1624		*/
1625		public void testThenAccept_actionFailed() {
1626		for (ExecutionMode m : ExecutionMode.values())
1500	–	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);
1506	<	final CompletableFuture<Void> g = m.thenAccept(f, r);
1507	<	if (createIncomplete) {
1508	<	checkIncomplete(g);
1509	<	f.complete(v1);
1510	<	}
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 1519 | Line 1649 | public class CompletableFutureTest exten
1649		*/
1650		public void testThenCombine_normalCompletion() {
1651		for (ExecutionMode m : ExecutionMode.values())
1522	–	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
1541	–	checkCompletedNormally(h, subtract(v1, v2));
1687		checkCompletedNormally(f, v1);
1688		checkCompletedNormally(g, v2);
1544	–	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())
1553	–	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 })
1583	–	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 1614 | 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);
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	<	if (fFirst) {
1805	<	f.complete(v1);
1806	<	g.complete(v2);
1807	<	} else {
1808	<	g.complete(v2);
1809	<	f.complete(v1);
1626	<	}
1627	<
1628	<	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 1636 | Line 1817 | public class CompletableFutureTest exten
1817		*/
1818		public void testThenAcceptBoth_normalCompletion() {
1819		for (ExecutionMode m : ExecutionMode.values())
1639	–	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 1665 | 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())
1670	–	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 })
1700	–	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 1731 | 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);
1743	<	}
1744	<
1745	<	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 1753 | Line 1981 | public class CompletableFutureTest exten
1981		*/
1982		public void testRunAfterBoth_normalCompletion() {
1983		for (ExecutionMode m : ExecutionMode.values())
1756	–	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 1782 | 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())
1787	–	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 })
1817	–	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	<	(fFirst ? f : g).complete(v1);
2080	<	if (!createIncomplete)
2081	<	assertTrue((!fFirst ? f : g).cancel(mayInterruptIfRunning));
2082	<	final CompletableFuture<Void> h = m.runAfterBoth(f, g, r);
2083	<	if (createIncomplete) {
2084	<	checkIncomplete(h);
2085	<	assertTrue((!fFirst ? f : g).cancel(mayInterruptIfRunning));
2086	<	}
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	<	checkCompletedWithWrappedCancellationException(h);
2089	<	checkCancelled(!fFirst ? f : g);
2090	<	r.assertNotInvoked();
2091	<	checkCompletedNormally(fFirst ? f : g, v1);
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(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 1850 | 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 1985 | 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);
1990	<	g.completeExceptionally(ex);
1991	<	} else {
1992	<	g.completeExceptionally(ex);
1993	<	f.complete(v1);
1994	<	}
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 2097 | 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);
2102	<	g.cancel(mayInterruptIfRunning);
2103	<	} else {
2104	<	g.cancel(mayInterruptIfRunning);
2105	<	f.complete(v1);
2106	<	}
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 2305 | 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);
2310	<	g.completeExceptionally(ex);
2311	<	} else {
2312	<	g.completeExceptionally(ex);
2313	<	f.complete(v1);
2314	<	}
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 2514 | 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 2522 | 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 2565 | 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);
2570	<	g.completeExceptionally(ex);
2571	<	} else {
2572	<	g.completeExceptionally(ex);
2573	<	f.complete(v1);
2574	<	}
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 2636 | 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 2680 | 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 2688 | 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 2709 | 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 2749 | 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 2778 | 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 2794 | 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 2811 | 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 2827 | 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 2858 | 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	>	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(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	<	for (int i = 0; i < k; ++i)
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 = 0; i < k; ++i) {
3238	<	fs[i].completeExceptionally(new CFException());
3239	<	checkCompletedWithWrappedCFException(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 2879 | 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;
2882	–	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 2990 | Line 3359 | public class CompletableFutureTest exten
3359		assertSame(f, f.toCompletableFuture());
3360		}
3361
3362	+	// jdk9
3363	+
3364	+	/**
3365	+	* newIncompleteFuture returns an incomplete CompletableFuture
3366	+	*/
3367	+	public void testNewIncompleteFuture() {
3368	+	CompletableFuture<Integer> f = new CompletableFuture<>();
3369	+	CompletableFuture<Integer> g = f.newIncompleteFuture();
3370	+	checkIncomplete(f);
3371	+	checkIncomplete(g);
3372	+	}
3373	+
3374	+	/**
3375	+	* completedStage returns a completed CompletionStage
3376	+	*/
3377	+	public void testCompletedStage() {
3378	+	AtomicInteger x = new AtomicInteger();
3379	+	AtomicReference<Throwable> r = new AtomicReference<Throwable>();
3380	+	CompletionStage<Integer> f = CompletableFuture.completedStage(1);
3381	+	f.whenComplete((v, e) -> {if (e != null) r.set(e); else x.set(v);});
3382	+	assertEquals(x.get(), 1);
3383	+	assertNull(r.get());
3384	+	}
3385	+
3386	+	/**
3387	+	* defaultExecutor by default returns the commonPool if
3388	+	* it supports at least one thread.
3389	+	*/
3390	+	public void testDefaultExecutor() {
3391	+	CompletableFuture<Integer> f = new CompletableFuture<>();
3392	+	Executor e = f.defaultExecutor();
3393	+	Executor c = ForkJoinPool.commonPool();
3394	+	if (ForkJoinPool.getCommonPoolParallelism() > 1)
3395	+	assertSame(e, c);
3396	+	}
3397	+
3398	+	/**
3399	+	* failedFuture returns a CompletableFuture completed
3400	+	* exceptionally with the given Exception
3401	+	*/
3402	+	public void testFailedFuture() {
3403	+	CFException ex = new CFException();
3404	+	CompletableFuture<Integer> f = CompletableFuture.failedFuture(ex);
3405	+	checkCompletedExceptionallyWithRootCause(f, ex);
3406	+	}
3407	+
3408	+	/**
3409	+	* failedFuture(null) throws NPE
3410	+	*/
3411	+	public void testFailedFuture2() {
3412	+	try {
3413	+	CompletableFuture<Integer> f = CompletableFuture.failedFuture(null);
3414	+	shouldThrow();
3415	+	} catch (NullPointerException success) {}
3416	+	}
3417	+
3418	+	/**
3419	+	* copy returns a CompletableFuture that is completed normally,
3420	+	* with the same value, when source is.
3421	+	*/
3422	+	public void testCopy() {
3423	+	CompletableFuture<Integer> f = new CompletableFuture<>();
3424	+	CompletableFuture<Integer> g = f.copy();
3425	+	checkIncomplete(f);
3426	+	checkIncomplete(g);
3427	+	f.complete(1);
3428	+	checkCompletedNormally(f, 1);
3429	+	checkCompletedNormally(g, 1);
3430	+	}
3431	+
3432	+	/**
3433	+	* copy returns a CompletableFuture that is completed exceptionally
3434	+	* when source is.
3435	+	*/
3436	+	public void testCopy2() {
3437	+	CompletableFuture<Integer> f = new CompletableFuture<>();
3438	+	CompletableFuture<Integer> g = f.copy();
3439	+	checkIncomplete(f);
3440	+	checkIncomplete(g);
3441	+	CFException ex = new CFException();
3442	+	f.completeExceptionally(ex);
3443	+	checkCompletedExceptionally(f, ex);
3444	+	checkCompletedWithWrappedCFException(g);
3445	+	}
3446	+
3447	+	/**
3448	+	* minimalCompletionStage returns a CompletableFuture that is
3449	+	* completed normally, with the same value, when source is.
3450	+	*/
3451	+	public void testMinimalCompletionStage() {
3452	+	CompletableFuture<Integer> f = new CompletableFuture<>();
3453	+	CompletionStage<Integer> g = f.minimalCompletionStage();
3454	+	AtomicInteger x = new AtomicInteger();
3455	+	AtomicReference<Throwable> r = new AtomicReference<Throwable>();
3456	+	checkIncomplete(f);
3457	+	g.whenComplete((v, e) -> {if (e != null) r.set(e); else x.set(v);});
3458	+	f.complete(1);
3459	+	checkCompletedNormally(f, 1);
3460	+	assertEquals(x.get(), 1);
3461	+	assertNull(r.get());
3462	+	}
3463	+
3464	+	/**
3465	+	* minimalCompletionStage returns a CompletableFuture that is
3466	+	* completed exceptionally when source is.
3467	+	*/
3468	+	public void testMinimalCompletionStage2() {
3469	+	CompletableFuture<Integer> f = new CompletableFuture<>();
3470	+	CompletionStage<Integer> g = f.minimalCompletionStage();
3471	+	AtomicInteger x = new AtomicInteger();
3472	+	AtomicReference<Throwable> r = new AtomicReference<Throwable>();
3473	+	g.whenComplete((v, e) -> {if (e != null) r.set(e); else x.set(v);});
3474	+	checkIncomplete(f);
3475	+	CFException ex = new CFException();
3476	+	f.completeExceptionally(ex);
3477	+	checkCompletedExceptionally(f, ex);
3478	+	assertEquals(x.get(), 0);
3479	+	assertEquals(r.get().getCause(), ex);
3480	+	}
3481	+
3482	+	/**
3483	+	* failedStage returns a Completionstage completed
3484	+	* exceptionally with the given Exception
3485	+	*/
3486	+	public void testFailedStage() {
3487	+	CFException ex = new CFException();
3488	+	CompletionStage<Integer> f = CompletableFuture.failedStage(ex);
3489	+	AtomicInteger x = new AtomicInteger();
3490	+	AtomicReference<Throwable> r = new AtomicReference<Throwable>();
3491	+	f.whenComplete((v, e) -> {if (e != null) r.set(e); else x.set(v);});
3492	+	assertEquals(x.get(), 0);
3493	+	assertEquals(r.get().getCause(), ex);
3494	+	}
3495	+
3496	+	/**
3497	+	* completeAsync completes with value of given supplier
3498	+	*/
3499	+	public void testCompleteAsync() {
3500	+	CompletableFuture<Integer> f = new CompletableFuture<>();
3501	+	f.completeAsync(() -> 1);
3502	+	f.join();
3503	+	checkCompletedNormally(f, 1);
3504	+	}
3505	+
3506	+	/**
3507	+	* completeAsync completes exceptionally if given supplier throws
3508	+	*/
3509	+	public void testCompleteAsync2() {
3510	+	CompletableFuture<Integer> f = new CompletableFuture<>();
3511	+	CFException ex = new CFException();
3512	+	f.completeAsync(() -> {if (true) throw ex; return 1;});
3513	+	try {
3514	+	f.join();
3515	+	shouldThrow();
3516	+	} catch (Exception success) {}
3517	+	checkCompletedWithWrappedCFException(f);
3518	+	}
3519	+
3520	+	/**
3521	+	* completeAsync with given executor completes with value of given supplier
3522	+	*/
3523	+	public void testCompleteAsync3() {
3524	+	CompletableFuture<Integer> f = new CompletableFuture<>();
3525	+	f.completeAsync(() -> 1, new ThreadExecutor());
3526	+	f.join();
3527	+	checkCompletedNormally(f, 1);
3528	+	}
3529	+
3530	+	/**
3531	+	* completeAsync with given executor completes exceptionally if
3532	+	* given supplier throws
3533	+	*/
3534	+	public void testCompleteAsync4() {
3535	+	CompletableFuture<Integer> f = new CompletableFuture<>();
3536	+	CFException ex = new CFException();
3537	+	f.completeAsync(() -> {if (true) throw ex; return 1;}, new ThreadExecutor());
3538	+	try {
3539	+	f.join();
3540	+	shouldThrow();
3541	+	} catch (Exception success) {}
3542	+	checkCompletedWithWrappedCFException(f);
3543	+	}
3544	+
3545	+	/**
3546	+	* orTimeout completes with TimeoutException if not complete
3547	+	*/
3548	+	public void testOrTimeout() {
3549	+	CompletableFuture<Integer> f = new CompletableFuture<>();
3550	+	f.orTimeout(SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
3551	+	checkCompletedExceptionallyWithTimeout(f);
3552	+	}
3553	+
3554	+	/**
3555	+	* orTimeout completes normally if completed before timeout
3556	+	*/
3557	+	public void testOrTimeout2() {
3558	+	CompletableFuture<Integer> f = new CompletableFuture<>();
3559	+	f.complete(1);
3560	+	f.orTimeout(SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
3561	+	checkCompletedNormally(f, 1);
3562	+	}
3563	+
3564	+	/**
3565	+	* completeOnTimeout completes with given value if not complete
3566	+	*/
3567	+	public void testCompleteOnTimeout() {
3568	+	CompletableFuture<Integer> f = new CompletableFuture<>();
3569	+	f.completeOnTimeout(-1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
3570	+	f.join();
3571	+	checkCompletedNormally(f, -1);
3572	+	}
3573	+
3574	+	/**
3575	+	* completeOnTimeout has no effect if completed within timeout
3576	+	*/
3577	+	public void testCompleteOnTimeout2() {
3578	+	CompletableFuture<Integer> f = new CompletableFuture<>();
3579	+	f.complete(1);
3580	+	f.completeOnTimeout(-1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS);
3581	+	checkCompletedNormally(f, 1);
3582	+	}
3583	+
3584	+	/**
3585	+	* delayedExecutor returns an executor that delays submission
3586	+	*/
3587	+	public void testDelayedExecutor() {
3588	+	long timeoutMillis = SMALL_DELAY_MS;
3589	+	Executor d = CompletableFuture.delayedExecutor(timeoutMillis,
3590	+	MILLISECONDS);
3591	+	long startTime = System.nanoTime();
3592	+	CompletableFuture<Integer> f = CompletableFuture.supplyAsync(() -> 1, d);
3593	+	assertNull(f.getNow(null));
3594	+	try {
3595	+	f.get(LONG_DELAY_MS, MILLISECONDS);
3596	+	} catch (Throwable fail) { threadUnexpectedException(fail); }
3597	+	assertTrue(millisElapsedSince(startTime) > timeoutMillis/2);
3598	+	checkCompletedNormally(f, 1);
3599	+	}
3600	+
3601	+	/**
3602	+	* delayedExecutor for a given executor returns an executor that
3603	+	* delays submission
3604	+	*/
3605	+	public void testDelayedExecutor2() {
3606	+	long timeoutMillis = SMALL_DELAY_MS;
3607	+	Executor d = CompletableFuture.delayedExecutor(timeoutMillis,
3608	+	MILLISECONDS,
3609	+	new ThreadExecutor());
3610	+	long startTime = System.nanoTime();
3611	+	CompletableFuture<Integer> f = CompletableFuture.supplyAsync(() -> 1, d);
3612	+	assertNull(f.getNow(null));
3613	+	try {
3614	+	f.get(LONG_DELAY_MS, MILLISECONDS);
3615	+	} catch (Throwable fail) { threadUnexpectedException(fail); }
3616	+	assertTrue(millisElapsedSince(startTime) > timeoutMillis/2);
3617	+	checkCompletedNormally(f, 1);
3618	+	}
3619	+
3620	+	//--- tests of implementation details; not part of official tck ---
3621	+
3622	+	Object resultOf(CompletableFuture<?> f) {
3623	+	try {
3624	+	java.lang.reflect.Field resultField
3625	+	= CompletableFuture.class.getDeclaredField("result");
3626	+	resultField.setAccessible(true);
3627	+	return resultField.get(f);
3628	+	} catch (Throwable t) { throw new AssertionError(t); }
3629	+	}
3630	+
3631	+	public void testExceptionPropagationReusesResultObject() {
3632	+	if (!testImplementationDetails) return;
3633	+	for (ExecutionMode m : ExecutionMode.values())
3634	+	{
3635	+	final CFException ex = new CFException();
3636	+	final CompletableFuture<Integer> v42 = CompletableFuture.completedFuture(42);
3637	+	final CompletableFuture<Integer> incomplete = new CompletableFuture<>();
3638	+
3639	+	List<Function<CompletableFuture<Integer>, CompletableFuture<?>>> funs
3640	+	= new ArrayList<>();
3641	+
3642	+	funs.add((y) -> m.thenRun(y, new Noop(m)));
3643	+	funs.add((y) -> m.thenAccept(y, new NoopConsumer(m)));
3644	+	funs.add((y) -> m.thenApply(y, new IncFunction(m)));
3645	+
3646	+	funs.add((y) -> m.runAfterEither(y, incomplete, new Noop(m)));
3647	+	funs.add((y) -> m.acceptEither(y, incomplete, new NoopConsumer(m)));
3648	+	funs.add((y) -> m.applyToEither(y, incomplete, new IncFunction(m)));
3649	+
3650	+	funs.add((y) -> m.runAfterBoth(y, v42, new Noop(m)));
3651	+	funs.add((y) -> m.thenAcceptBoth(y, v42, new SubtractAction(m)));
3652	+	funs.add((y) -> m.thenCombine(y, v42, new SubtractFunction(m)));
3653	+
3654	+	funs.add((y) -> m.whenComplete(y, (Integer x, Throwable t) -> {}));
3655	+
3656	+	funs.add((y) -> m.thenCompose(y, new CompletableFutureInc(m)));
3657	+
3658	+	funs.add((y) -> CompletableFuture.allOf(new CompletableFuture<?>[] {y, v42}));
3659	+	funs.add((y) -> CompletableFuture.anyOf(new CompletableFuture<?>[] {y, incomplete}));
3660	+
3661	+	for (Function<CompletableFuture<Integer>, CompletableFuture<?>>
3662	+	fun : funs) {
3663	+	CompletableFuture<Integer> f = new CompletableFuture<>();
3664	+	f.completeExceptionally(ex);
3665	+	CompletableFuture<Integer> src = m.thenApply(f, new IncFunction(m));
3666	+	checkCompletedWithWrappedException(src, ex);
3667	+	CompletableFuture<?> dep = fun.apply(src);
3668	+	checkCompletedWithWrappedException(dep, ex);
3669	+	assertSame(resultOf(src), resultOf(dep));
3670	+	}
3671	+
3672	+	for (Function<CompletableFuture<Integer>, CompletableFuture<?>>
3673	+	fun : funs) {
3674	+	CompletableFuture<Integer> f = new CompletableFuture<>();
3675	+	CompletableFuture<Integer> src = m.thenApply(f, new IncFunction(m));
3676	+	CompletableFuture<?> dep = fun.apply(src);
3677	+	f.completeExceptionally(ex);
3678	+	checkCompletedWithWrappedException(src, ex);
3679	+	checkCompletedWithWrappedException(dep, ex);
3680	+	assertSame(resultOf(src), resultOf(dep));
3681	+	}
3682	+
3683	+	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
3684	+	for (Function<CompletableFuture<Integer>, CompletableFuture<?>>
3685	+	fun : funs) {
3686	+	CompletableFuture<Integer> f = new CompletableFuture<>();
3687	+	f.cancel(mayInterruptIfRunning);
3688	+	checkCancelled(f);
3689	+	CompletableFuture<Integer> src = m.thenApply(f, new IncFunction(m));
3690	+	checkCompletedWithWrappedCancellationException(src);
3691	+	CompletableFuture<?> dep = fun.apply(src);
3692	+	checkCompletedWithWrappedCancellationException(dep);
3693	+	assertSame(resultOf(src), resultOf(dep));
3694	+	}
3695	+
3696	+	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
3697	+	for (Function<CompletableFuture<Integer>, CompletableFuture<?>>
3698	+	fun : funs) {
3699	+	CompletableFuture<Integer> f = new CompletableFuture<>();
3700	+	CompletableFuture<Integer> src = m.thenApply(f, new IncFunction(m));
3701	+	CompletableFuture<?> dep = fun.apply(src);
3702	+	f.cancel(mayInterruptIfRunning);
3703	+	checkCancelled(f);
3704	+	checkCompletedWithWrappedCancellationException(src);
3705	+	checkCompletedWithWrappedCancellationException(dep);
3706	+	assertSame(resultOf(src), resultOf(dep));
3707	+	}
3708	+	}}
3709	+
3710		}

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