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

Comparing jsr166/src/test/tck/CompletableFutureTest.java (file contents):
Revision 1.34 by jsr166, Sun Jun 1 21:17:05 2014 UTC vs.
Revision 1.35 by jsr166, Sun Jun 1 22:22:49 2014 UTC

#	Line 16 | Line 16 | import java.util.concurrent.ExecutionExc
16		import java.util.concurrent.Future;
17		import java.util.concurrent.CompletableFuture;
18		import java.util.concurrent.CompletionException;
19	+	import java.util.concurrent.CompletionStage;
20		import java.util.concurrent.TimeoutException;
21		import java.util.concurrent.atomic.AtomicInteger;
22		import static java.util.concurrent.TimeUnit.MILLISECONDS;
#	Line 328 | Line 329 | public class CompletableFutureTest exten
329		public void accept(Integer x) { value = x.intValue() + 1; }
330		}
331		static final class SubtractAction implements BiConsumer<Integer, Integer> {
332	+	// Handle null values as well
333	+	public int subtract(Integer x, Integer y) {
334	+	return ((x == null) ? 42 : x.intValue())
335	+	- ((y == null) ? 99 : y.intValue());
336	+	}
337		int value;
338	+	public boolean ran() { return value != 0; }
339		public void accept(Integer x, Integer y) {
340	<	value = x.intValue() - y.intValue();
340	>	value = subtract(x, y);
341		}
342		}
343		static final class Noop implements Runnable {
#	Line 405 | Line 412 | public class CompletableFutureTest exten
412		}
413
414		/**
415	+	* Permits the testing of parallel code for the 3 different
416	+	* execution modes without repeating all the testing code.
417	+	*/
418	+	enum ExecutionMode {
419	+	DEFAULT {
420	+	public <T,U> CompletableFuture<Void> runAfterBoth
421	+	(CompletableFuture<T> f, CompletableFuture<U> g, Runnable a) {
422	+	return f.runAfterBoth(g, a);
423	+	}
424	+	public <T,U> CompletableFuture<Void> thenAcceptBoth
425	+	(CompletableFuture<T> f,
426	+	CompletionStage<? extends U> g,
427	+	BiConsumer<? super T,? super U> a) {
428	+	return f.thenAcceptBoth(g, a);
429	+	}
430	+	},
431	+
432	+	//             /** Experimental way to do more testing */
433	+	//         REVERSE_DEFAULT {
434	+	//             public <T,U> CompletableFuture<Void> runAfterBoth
435	+	//                 (CompletableFuture<T> f, CompletableFuture<U> g, Runnable a) {
436	+	//                 return g.runAfterBoth(f, a);
437	+	//             }
438	+	//             public <T,U> CompletableFuture<Void> thenAcceptBoth
439	+	//                 (CompletableFuture<T> f,
440	+	//                  CompletionStage<? extends U> g,
441	+	//                  BiConsumer<? super T,? super U> a) {
442	+	//                 return DEFAULT.thenAcceptBoth(f, g, a);
443	+	//             }
444	+	//         },
445	+
446	+	DEFAULT_ASYNC {
447	+	public <T,U> CompletableFuture<Void> runAfterBoth
448	+	(CompletableFuture<T> f, CompletableFuture<U> g, Runnable a) {
449	+	return f.runAfterBothAsync(g, a);
450	+	}
451	+	public <T,U> CompletableFuture<Void> thenAcceptBoth
452	+	(CompletableFuture<T> f,
453	+	CompletionStage<? extends U> g,
454	+	BiConsumer<? super T,? super U> a) {
455	+	return f.thenAcceptBothAsync(g, a);
456	+	}
457	+	},
458	+
459	+	//         REVERSE_DEFAULT_ASYNC {
460	+	//             public <T,U> CompletableFuture<Void> runAfterBoth
461	+	//                 (CompletableFuture<T> f, CompletableFuture<U> g, Runnable a) {
462	+	//                 return f.runAfterBothAsync(g, a);
463	+	//             }
464	+	//             public <T,U> CompletableFuture<Void> thenAcceptBoth
465	+	//                 (CompletableFuture<T> f,
466	+	//                  CompletionStage<? extends U> g,
467	+	//                  BiConsumer<? super T,? super U> a) {
468	+	//                 return DEFAULT_ASYNC.thenAcceptBoth(f, g, a);
469	+	//             }
470	+	//         },
471	+
472	+	EXECUTOR {
473	+	public <T,U> CompletableFuture<Void> runAfterBoth
474	+	(CompletableFuture<T> f, CompletableFuture<U> g, Runnable a) {
475	+	return f.runAfterBothAsync(g, a, new ThreadExecutor());
476	+	}
477	+	public <T,U> CompletableFuture<Void> thenAcceptBoth
478	+	(CompletableFuture<T> f,
479	+	CompletionStage<? extends U> g,
480	+	BiConsumer<? super T,? super U> a) {
481	+	return f.thenAcceptBothAsync(g, a, new ThreadExecutor());
482	+	}
483	+	};
484	+
485	+	public abstract <T,U> CompletableFuture<Void> runAfterBoth
486	+	(CompletableFuture<T> f, CompletableFuture<U> g, Runnable a);
487	+	public abstract <T,U> CompletableFuture<Void> thenAcceptBoth
488	+	(CompletableFuture<T> f,
489	+	CompletionStage<? extends U> g,
490	+	BiConsumer<? super T,? super U> a);
491	+	}
492	+
493	+	/**
494		* exceptionally action completes with function value on source
495		* exception; otherwise with source value
496		*/
#	Line 811 | Line 897 | public class CompletableFutureTest exten
897		* thenAcceptBoth result completes normally after normal
898		* completion of sources
899		*/
900	<	public void testThenAcceptBoth() {
901	<	CompletableFuture<Integer> f, g;
902	<	CompletableFuture<Void> h;
903	<	SubtractAction r;
900	>	public void testThenAcceptBoth_normalCompletion1() {
901	>	for (ExecutionMode m : ExecutionMode.values())
902	>	for (Integer v1 : new Integer[] { 1, null })
903	>	for (Integer v2 : new Integer[] { 2, null }) {
904
905	<	f = new CompletableFuture<>();
906	<	g = new CompletableFuture<>();
907	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
908	<	f.complete(3);
905	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
906	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
907	>	final SubtractAction r = new SubtractAction();
908	>	final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
909	>
910	>	f.complete(v1);
911		checkIncomplete(h);
912	<	g.complete(1);
912	>	assertEquals(r.value, 0);
913	>	g.complete(v2);
914	>
915		checkCompletedNormally(h, null);
916	<	assertEquals(r.value, 2);
916	>	assertEquals(r.value, r.subtract(v1, v2));
917	>	checkCompletedNormally(f, v1);
918	>	checkCompletedNormally(g, v2);
919	>	}
920	>	}
921
922	<	f = new CompletableFuture<>();
923	<	g = new CompletableFuture<>();
924	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
925	<	g.complete(1);
922	>	public void testThenAcceptBoth_normalCompletion2() {
923	>	for (ExecutionMode m : ExecutionMode.values())
924	>	for (Integer v1 : new Integer[] { 1, null })
925	>	for (Integer v2 : new Integer[] { 2, null }) {
926	>
927	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
928	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
929	>	final SubtractAction r = new SubtractAction();
930	>	final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
931	>
932	>	g.complete(v2);
933		checkIncomplete(h);
934	<	f.complete(3);
934	>	assertEquals(r.value, 0);
935	>	f.complete(v1);
936	>
937		checkCompletedNormally(h, null);
938	<	assertEquals(r.value, 2);
938	>	assertEquals(r.value, r.subtract(v1, v2));
939	>	checkCompletedNormally(f, v1);
940	>	checkCompletedNormally(g, v2);
941	>	}
942	>	}
943	>
944	>	public void testThenAcceptBoth_normalCompletion3() {
945	>	for (ExecutionMode m : ExecutionMode.values())
946	>	for (Integer v1 : new Integer[] { 1, null })
947	>	for (Integer v2 : new Integer[] { 2, null }) {
948	>
949	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
950	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
951	>	final SubtractAction r = new SubtractAction();
952	>
953	>	g.complete(v2);
954	>	f.complete(v1);
955	>	final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
956
837	–	f = new CompletableFuture<>();
838	–	g = new CompletableFuture<>();
839	–	g.complete(1);
840	–	f.complete(3);
841	–	h = f.thenAcceptBoth(g, r = new SubtractAction());
957		checkCompletedNormally(h, null);
958	<	assertEquals(r.value, 2);
958	>	assertEquals(r.value, r.subtract(v1, v2));
959	>	checkCompletedNormally(f, v1);
960	>	checkCompletedNormally(g, v2);
961	>	}
962	>	}
963	>
964	>	public void testThenAcceptBoth_normalCompletion4() {
965	>	for (ExecutionMode m : ExecutionMode.values())
966	>	for (Integer v1 : new Integer[] { 1, null })
967	>	for (Integer v2 : new Integer[] { 2, null }) {
968	>
969	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
970	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
971	>	final SubtractAction r = new SubtractAction();
972	>
973	>	f.complete(v1);
974	>	g.complete(v2);
975	>	final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
976	>
977	>	checkCompletedNormally(h, null);
978	>	assertEquals(r.value, r.subtract(v1, v2));
979	>	checkCompletedNormally(f, v1);
980	>	checkCompletedNormally(g, v2);
981	>	}
982		}
983
984		/**
985		* thenAcceptBoth result completes exceptionally after exceptional
986		* completion of either source
987		*/
988	<	public void testThenAcceptBoth2() {
989	<	CompletableFuture<Integer> f, g;
990	<	CompletableFuture<Void> h;
853	<	SubtractAction r;
988	>	public void testThenAcceptBoth_exceptionalCompletion1() {
989	>	for (ExecutionMode m : ExecutionMode.values())
990	>	for (Integer v1 : new Integer[] { 1, null }) {
991
992	<	f = new CompletableFuture<>();
993	<	g = new CompletableFuture<>();
994	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
995	<	f.completeExceptionally(new CFException());
992	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
993	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
994	>	final SubtractAction r = new SubtractAction();
995	>	final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
996	>	final CFException ex = new CFException();
997	>
998	>	f.completeExceptionally(ex);
999		checkIncomplete(h);
1000	<	g.complete(1);
861	<	checkCompletedWithWrappedCFException(h);
1000	>	g.complete(v1);
1001
1002	<	f = new CompletableFuture<>();
1003	<	g = new CompletableFuture<>();
1004	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
1005	<	g.completeExceptionally(new CFException());
1002	>	checkCompletedWithWrappedCFException(h, ex);
1003	>	checkCompletedWithWrappedCFException(f, ex);
1004	>	assertFalse(r.ran());
1005	>	checkCompletedNormally(g, v1);
1006	>	}
1007	>	}
1008	>
1009	>	public void testThenAcceptBoth_exceptionalCompletion2() {
1010	>	for (ExecutionMode m : ExecutionMode.values())
1011	>	for (Integer v1 : new Integer[] { 1, null }) {
1012	>
1013	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1014	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1015	>	final SubtractAction r = new SubtractAction();
1016	>	final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1017	>	final CFException ex = new CFException();
1018	>
1019	>	g.completeExceptionally(ex);
1020		checkIncomplete(h);
1021	<	f.complete(3);
869	<	checkCompletedWithWrappedCFException(h);
1021	>	f.complete(v1);
1022
1023	<	f = new CompletableFuture<>();
1024	<	g = new CompletableFuture<>();
1025	<	f.complete(3);
1026	<	g.completeExceptionally(new CFException());
1027	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
1028	<	checkCompletedWithWrappedCFException(h);
1023	>	checkCompletedWithWrappedCFException(h, ex);
1024	>	checkCompletedWithWrappedCFException(g, ex);
1025	>	assertFalse(r.ran());
1026	>	checkCompletedNormally(f, v1);
1027	>	}
1028	>	}
1029
1030	<	f = new CompletableFuture<>();
1031	<	g = new CompletableFuture<>();
1032	<	f.completeExceptionally(new CFException());
1033	<	g.complete(3);
1034	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
1035	<	checkCompletedWithWrappedCFException(h);
1030	>	public void testThenAcceptBoth_exceptionalCompletion3() {
1031	>	for (ExecutionMode m : ExecutionMode.values())
1032	>	for (Integer v1 : new Integer[] { 1, null }) {
1033	>
1034	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1035	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1036	>	final SubtractAction r = new SubtractAction();
1037	>	final CFException ex = new CFException();
1038	>
1039	>	g.completeExceptionally(ex);
1040	>	f.complete(v1);
1041	>	final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1042	>
1043	>	checkCompletedWithWrappedCFException(h, ex);
1044	>	checkCompletedWithWrappedCFException(g, ex);
1045	>	assertFalse(r.ran());
1046	>	checkCompletedNormally(f, v1);
1047	>	}
1048	>	}
1049	>
1050	>	public void testThenAcceptBoth_exceptionalCompletion4() {
1051	>	for (ExecutionMode m : ExecutionMode.values())
1052	>	for (Integer v1 : new Integer[] { 1, null }) {
1053	>
1054	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1055	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1056	>	final SubtractAction r = new SubtractAction();
1057	>	final CFException ex = new CFException();
1058	>
1059	>	f.completeExceptionally(ex);
1060	>	g.complete(v1);
1061	>	final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1062	>
1063	>	checkCompletedWithWrappedCFException(h, ex);
1064	>	checkCompletedWithWrappedCFException(f, ex);
1065	>	assertFalse(r.ran());
1066	>	checkCompletedNormally(g, v1);
1067	>	}
1068		}
1069
1070		/**
1071		* thenAcceptBoth result completes exceptionally if action does
1072		*/
1073	<	public void testThenAcceptBoth3() {
1074	<	CompletableFuture<Integer> f, g;
1075	<	CompletableFuture<Void> h;
1076	<	FailingBiConsumer r;
1073	>	public void testThenAcceptBoth_actionFailed1() {
1074	>	for (ExecutionMode m : ExecutionMode.values())
1075	>	for (Integer v1 : new Integer[] { 1, null })
1076	>	for (Integer v2 : new Integer[] { 2, null }) {
1077
1078	<	f = new CompletableFuture<>();
1079	<	g = new CompletableFuture<>();
1080	<	h = f.thenAcceptBoth(g, r = new FailingBiConsumer());
1081	<	f.complete(3);
1078	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1079	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1080	>	final FailingBiConsumer r = new FailingBiConsumer();
1081	>	final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1082	>
1083	>	f.complete(v1);
1084		checkIncomplete(h);
1085	<	g.complete(1);
1085	>	g.complete(v2);
1086	>
1087		checkCompletedWithWrappedCFException(h);
1088	+	checkCompletedNormally(f, v1);
1089	+	checkCompletedNormally(g, v2);
1090	+	}
1091	+	}
1092	+
1093	+	public void testThenAcceptBoth_actionFailed2() {
1094	+	for (ExecutionMode m : ExecutionMode.values())
1095	+	for (Integer v1 : new Integer[] { 1, null })
1096	+	for (Integer v2 : new Integer[] { 2, null }) {
1097	+
1098	+	final CompletableFuture<Integer> f = new CompletableFuture<>();
1099	+	final CompletableFuture<Integer> g = new CompletableFuture<>();
1100	+	final FailingBiConsumer r = new FailingBiConsumer();
1101	+	final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1102	+
1103	+	g.complete(v2);
1104	+	checkIncomplete(h);
1105	+	f.complete(v1);
1106
902	–	f = new CompletableFuture<>();
903	–	g = new CompletableFuture<>();
904	–	f.complete(3);
905	–	g.complete(1);
906	–	h = f.thenAcceptBoth(g, r = new FailingBiConsumer());
1107		checkCompletedWithWrappedCFException(h);
1108	+	checkCompletedNormally(f, v1);
1109	+	checkCompletedNormally(g, v2);
1110	+	}
1111		}
1112
1113		/**
1114		* thenAcceptBoth result completes exceptionally if either source cancelled
1115		*/
1116	<	public void testThenAcceptBoth4() {
1117	<	CompletableFuture<Integer> f, g;
1118	<	CompletableFuture<Void> h;
1119	<	SubtractAction r;
1116	>	public void testThenAcceptBoth_sourceCancelled1() {
1117	>	for (ExecutionMode m : ExecutionMode.values())
1118	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1119	>	for (Integer v1 : new Integer[] { 1, null }) {
1120
1121	<	f = new CompletableFuture<>();
1122	<	g = new CompletableFuture<>();
1123	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
1124	<	assertTrue(f.cancel(true));
1121	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1122	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1123	>	final SubtractAction r = new SubtractAction();
1124	>	final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1125	>
1126	>	assertTrue(f.cancel(mayInterruptIfRunning));
1127		checkIncomplete(h);
1128	<	g.complete(1);
1128	>	g.complete(v1);
1129	>
1130		checkCompletedWithWrappedCancellationException(h);
1131	+	checkCancelled(f);
1132	+	assertFalse(r.ran());
1133	+	checkCompletedNormally(g, v1);
1134	+	}
1135	+	}
1136
1137	<	f = new CompletableFuture<>();
1138	<	g = new CompletableFuture<>();
1139	<	h = f.thenAcceptBoth(g, r = new SubtractAction());
1140	<	assertTrue(g.cancel(true));
1137	>	public void testThenAcceptBoth_sourceCancelled2() {
1138	>	for (ExecutionMode m : ExecutionMode.values())
1139	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1140	>	for (Integer v1 : new Integer[] { 1, null }) {
1141	>
1142	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1143	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1144	>	final SubtractAction r = new SubtractAction();
1145	>	final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1146	>
1147	>	assertTrue(g.cancel(mayInterruptIfRunning));
1148		checkIncomplete(h);
1149	<	f.complete(3);
932	<	checkCompletedWithWrappedCancellationException(h);
1149	>	f.complete(v1);
1150
934	–	f = new CompletableFuture<>();
935	–	g = new CompletableFuture<>();
936	–	f.complete(3);
937	–	assertTrue(g.cancel(true));
938	–	h = f.thenAcceptBoth(g, r = new SubtractAction());
1151		checkCompletedWithWrappedCancellationException(h);
1152	+	checkCancelled(g);
1153	+	assertFalse(r.ran());
1154	+	checkCompletedNormally(f, v1);
1155	+	}
1156	+	}
1157	+
1158	+	public void testThenAcceptBoth_sourceCancelled3() {
1159	+	for (ExecutionMode m : ExecutionMode.values())
1160	+	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1161	+	for (Integer v1 : new Integer[] { 1, null }) {
1162	+
1163	+	final CompletableFuture<Integer> f = new CompletableFuture<>();
1164	+	final CompletableFuture<Integer> g = new CompletableFuture<>();
1165	+	final SubtractAction r = new SubtractAction();
1166	+
1167	+	assertTrue(g.cancel(mayInterruptIfRunning));
1168	+	f.complete(v1);
1169	+	final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1170
941	–	f = new CompletableFuture<>();
942	–	g = new CompletableFuture<>();
943	–	assertTrue(f.cancel(true));
944	–	g.complete(3);
945	–	h = f.thenAcceptBoth(g, r = new SubtractAction());
1171		checkCompletedWithWrappedCancellationException(h);
1172	+	checkCancelled(g);
1173	+	assertFalse(r.ran());
1174	+	checkCompletedNormally(f, v1);
1175	+	}
1176		}
1177
1178	<	/**
1179	<	* Permits the testing of parallel code for the 3 different
1180	<	* execution modes without repeating all the testing code.
1181	<	*/
953	<	enum ExecutionMode {
954	<	DEFAULT {
955	<	public <T,U> CompletableFuture<Void> runAfterBoth
956	<	(CompletableFuture<T> f, CompletableFuture<U> g, Runnable r) {
957	<	return f.runAfterBoth(g, r);
958	<	}
959	<	},
1178	>	public void testThenAcceptBoth_sourceCancelled4() {
1179	>	for (ExecutionMode m : ExecutionMode.values())
1180	>	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
1181	>	for (Integer v1 : new Integer[] { 1, null }) {
1182
1183	<	DEFAULT_ASYNC {
1184	<	public <T,U> CompletableFuture<Void> runAfterBoth
1185	<	(CompletableFuture<T> f, CompletableFuture<U> g, Runnable r) {
964	<	return f.runAfterBothAsync(g, r);
965	<	}
966	<	},
1183	>	final CompletableFuture<Integer> f = new CompletableFuture<>();
1184	>	final CompletableFuture<Integer> g = new CompletableFuture<>();
1185	>	final SubtractAction r = new SubtractAction();
1186
1187	<	EXECUTOR {
1188	<	public <T,U> CompletableFuture<Void> runAfterBoth
1189	<	(CompletableFuture<T> f, CompletableFuture<U> g, Runnable r) {
971	<	return f.runAfterBothAsync(g, r, new ThreadExecutor());
972	<	}
973	<	};
1187	>	assertTrue(f.cancel(mayInterruptIfRunning));
1188	>	g.complete(v1);
1189	>	final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r);
1190
1191	<	public abstract <T,U> CompletableFuture<Void> runAfterBoth
1192	<	(CompletableFuture<T> f, CompletableFuture<U> g, Runnable r);
1191	>	checkCompletedWithWrappedCancellationException(h);
1192	>	checkCancelled(f);
1193	>	assertFalse(r.ran());
1194	>	checkCompletedNormally(g, v1);
1195	>	}
1196		}
1197
1198		/**
#	Line 1828 | Line 2047 | public class CompletableFutureTest exten
2047		}
2048
2049		/**
1831	–	* thenAcceptBothAsync result completes normally after normal
1832	–	* completion of sources
1833	–	*/
1834	–	public void testThenAcceptBothAsync() {
1835	–	CompletableFuture<Integer> f, g;
1836	–	CompletableFuture<Void> h;
1837	–	SubtractAction r;
1838	–
1839	–	f = new CompletableFuture<>();
1840	–	g = new CompletableFuture<>();
1841	–	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1842	–	f.complete(3);
1843	–	checkIncomplete(h);
1844	–	g.complete(1);
1845	–	checkCompletedNormally(h, null);
1846	–	assertEquals(r.value, 2);
1847	–
1848	–	f = new CompletableFuture<>();
1849	–	g = new CompletableFuture<>();
1850	–	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1851	–	g.complete(1);
1852	–	checkIncomplete(h);
1853	–	f.complete(3);
1854	–	checkCompletedNormally(h, null);
1855	–	assertEquals(r.value, 2);
1856	–
1857	–	f = new CompletableFuture<>();
1858	–	g = new CompletableFuture<>();
1859	–	g.complete(1);
1860	–	f.complete(3);
1861	–	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1862	–	checkCompletedNormally(h, null);
1863	–	assertEquals(r.value, 2);
1864	–	}
1865	–
1866	–	/**
1867	–	* thenAcceptBothAsync result completes exceptionally after exceptional
1868	–	* completion of source
1869	–	*/
1870	–	public void testThenAcceptBothAsync2() {
1871	–	CompletableFuture<Integer> f, g;
1872	–	CompletableFuture<Void> h;
1873	–	SubtractAction r;
1874	–
1875	–	f = new CompletableFuture<>();
1876	–	g = new CompletableFuture<>();
1877	–	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1878	–	f.completeExceptionally(new CFException());
1879	–	checkIncomplete(h);
1880	–	g.complete(1);
1881	–	checkCompletedWithWrappedCFException(h);
1882	–
1883	–	f = new CompletableFuture<>();
1884	–	g = new CompletableFuture<>();
1885	–	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1886	–	g.completeExceptionally(new CFException());
1887	–	checkIncomplete(h);
1888	–	f.complete(3);
1889	–	checkCompletedWithWrappedCFException(h);
1890	–
1891	–	f = new CompletableFuture<>();
1892	–	g = new CompletableFuture<>();
1893	–	f.complete(3);
1894	–	g.completeExceptionally(new CFException());
1895	–	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1896	–	checkCompletedWithWrappedCFException(h);
1897	–
1898	–	f = new CompletableFuture<>();
1899	–	g = new CompletableFuture<>();
1900	–	f.completeExceptionally(new CFException());
1901	–	g.complete(3);
1902	–	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1903	–	checkCompletedWithWrappedCFException(h);
1904	–	}
1905	–
1906	–	/**
1907	–	* thenAcceptBothAsync result completes exceptionally if action does
1908	–	*/
1909	–	public void testThenAcceptBothAsync3() {
1910	–	CompletableFuture<Integer> f, g;
1911	–	CompletableFuture<Void> h;
1912	–	FailingBiConsumer r;
1913	–
1914	–	f = new CompletableFuture<>();
1915	–	g = new CompletableFuture<>();
1916	–	h = f.thenAcceptBothAsync(g, r = new FailingBiConsumer());
1917	–	f.complete(3);
1918	–	checkIncomplete(h);
1919	–	g.complete(1);
1920	–	checkCompletedWithWrappedCFException(h);
1921	–
1922	–	f = new CompletableFuture<>();
1923	–	g = new CompletableFuture<>();
1924	–	f.complete(3);
1925	–	g.complete(1);
1926	–	h = f.thenAcceptBothAsync(g, r = new FailingBiConsumer());
1927	–	checkCompletedWithWrappedCFException(h);
1928	–	}
1929	–
1930	–	/**
1931	–	* thenAcceptBothAsync result completes exceptionally if either source cancelled
1932	–	*/
1933	–	public void testThenAcceptBothAsync4() {
1934	–	CompletableFuture<Integer> f, g;
1935	–	CompletableFuture<Void> h;
1936	–	SubtractAction r;
1937	–
1938	–	f = new CompletableFuture<>();
1939	–	g = new CompletableFuture<>();
1940	–	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1941	–	assertTrue(f.cancel(true));
1942	–	checkIncomplete(h);
1943	–	g.complete(1);
1944	–	checkCompletedWithWrappedCancellationException(h);
1945	–
1946	–	f = new CompletableFuture<>();
1947	–	g = new CompletableFuture<>();
1948	–	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1949	–	assertTrue(g.cancel(true));
1950	–	checkIncomplete(h);
1951	–	f.complete(3);
1952	–	checkCompletedWithWrappedCancellationException(h);
1953	–
1954	–	f = new CompletableFuture<>();
1955	–	g = new CompletableFuture<>();
1956	–	f.complete(3);
1957	–	assertTrue(g.cancel(true));
1958	–	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1959	–	checkCompletedWithWrappedCancellationException(h);
1960	–
1961	–	f = new CompletableFuture<>();
1962	–	g = new CompletableFuture<>();
1963	–	assertTrue(f.cancel(true));
1964	–	g.complete(3);
1965	–	h = f.thenAcceptBothAsync(g, r = new SubtractAction());
1966	–	checkCompletedWithWrappedCancellationException(h);
1967	–	}
1968	–
1969	–	/**
2050		* applyToEitherAsync result completes normally after normal
2051		* completion of sources
2052		*/
#	Line 2532 | Line 2612 | public class CompletableFutureTest exten
2612		checkCompletedWithWrappedCancellationException(h);
2613
2614		assertEquals(0, e.count.get());
2535	–	}
2536	–
2537	–	/**
2538	–	* thenAcceptBothAsync result completes normally after normal
2539	–	* completion of sources
2540	–	*/
2541	–	public void testThenAcceptBothAsyncE() {
2542	–	CompletableFuture<Integer> f, g;
2543	–	CompletableFuture<Void> h;
2544	–	SubtractAction r;
2545	–	ThreadExecutor e = new ThreadExecutor();
2546	–
2547	–	f = new CompletableFuture<>();
2548	–	g = new CompletableFuture<>();
2549	–	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2550	–	f.complete(3);
2551	–	checkIncomplete(h);
2552	–	g.complete(1);
2553	–	checkCompletedNormally(h, null);
2554	–	assertEquals(r.value, 2);
2555	–
2556	–	f = new CompletableFuture<>();
2557	–	g = new CompletableFuture<>();
2558	–	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2559	–	g.complete(1);
2560	–	checkIncomplete(h);
2561	–	f.complete(3);
2562	–	checkCompletedNormally(h, null);
2563	–	assertEquals(r.value, 2);
2564	–
2565	–	f = new CompletableFuture<>();
2566	–	g = new CompletableFuture<>();
2567	–	g.complete(1);
2568	–	f.complete(3);
2569	–	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2570	–	checkCompletedNormally(h, null);
2571	–	assertEquals(r.value, 2);
2572	–
2573	–	assertEquals(3, e.count.get());
2574	–	}
2575	–
2576	–	/**
2577	–	* thenAcceptBothAsync result completes exceptionally after exceptional
2578	–	* completion of source
2579	–	*/
2580	–	public void testThenAcceptBothAsync2E() {
2581	–	CompletableFuture<Integer> f, g;
2582	–	CompletableFuture<Void> h;
2583	–	SubtractAction r;
2584	–	ThreadExecutor e = new ThreadExecutor();
2585	–
2586	–	f = new CompletableFuture<>();
2587	–	g = new CompletableFuture<>();
2588	–	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2589	–	f.completeExceptionally(new CFException());
2590	–	checkIncomplete(h);
2591	–	g.complete(1);
2592	–	checkCompletedWithWrappedCFException(h);
2593	–
2594	–	f = new CompletableFuture<>();
2595	–	g = new CompletableFuture<>();
2596	–	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2597	–	g.completeExceptionally(new CFException());
2598	–	checkIncomplete(h);
2599	–	f.complete(3);
2600	–	checkCompletedWithWrappedCFException(h);
2601	–
2602	–	f = new CompletableFuture<>();
2603	–	g = new CompletableFuture<>();
2604	–	f.complete(3);
2605	–	g.completeExceptionally(new CFException());
2606	–	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2607	–	checkCompletedWithWrappedCFException(h);
2608	–
2609	–	f = new CompletableFuture<>();
2610	–	g = new CompletableFuture<>();
2611	–	f.completeExceptionally(new CFException());
2612	–	g.complete(3);
2613	–	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2614	–	checkCompletedWithWrappedCFException(h);
2615	–
2616	–	assertEquals(0, e.count.get());
2617	–	}
2618	–
2619	–	/**
2620	–	* thenAcceptBothAsync result completes exceptionally if action does
2621	–	*/
2622	–	public void testThenAcceptBothAsync3E() {
2623	–	CompletableFuture<Integer> f, g;
2624	–	CompletableFuture<Void> h;
2625	–	FailingBiConsumer r;
2626	–	ThreadExecutor e = new ThreadExecutor();
2627	–
2628	–	f = new CompletableFuture<>();
2629	–	g = new CompletableFuture<>();
2630	–	h = f.thenAcceptBothAsync(g, r = new FailingBiConsumer(), e);
2631	–	f.complete(3);
2632	–	checkIncomplete(h);
2633	–	g.complete(1);
2634	–	checkCompletedWithWrappedCFException(h);
2635	–
2636	–	f = new CompletableFuture<>();
2637	–	g = new CompletableFuture<>();
2638	–	f.complete(3);
2639	–	g.complete(1);
2640	–	h = f.thenAcceptBothAsync(g, r = new FailingBiConsumer(), e);
2641	–	checkCompletedWithWrappedCFException(h);
2642	–
2643	–	assertEquals(2, e.count.get());
2644	–	}
2645	–
2646	–	/**
2647	–	* thenAcceptBothAsync result completes exceptionally if either source cancelled
2648	–	*/
2649	–	public void testThenAcceptBothAsync4E() {
2650	–	CompletableFuture<Integer> f, g;
2651	–	CompletableFuture<Void> h;
2652	–	SubtractAction r;
2653	–	ThreadExecutor e = new ThreadExecutor();
2654	–
2655	–	f = new CompletableFuture<>();
2656	–	g = new CompletableFuture<>();
2657	–	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2658	–	assertTrue(f.cancel(true));
2659	–	checkIncomplete(h);
2660	–	g.complete(1);
2661	–	checkCompletedWithWrappedCancellationException(h);
2662	–
2663	–	f = new CompletableFuture<>();
2664	–	g = new CompletableFuture<>();
2665	–	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2666	–	assertTrue(g.cancel(true));
2667	–	checkIncomplete(h);
2668	–	f.complete(3);
2669	–	checkCompletedWithWrappedCancellationException(h);
2670	–
2671	–	f = new CompletableFuture<>();
2672	–	g = new CompletableFuture<>();
2673	–	f.complete(3);
2674	–	assertTrue(g.cancel(true));
2675	–	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2676	–	checkCompletedWithWrappedCancellationException(h);
2677	–
2678	–	f = new CompletableFuture<>();
2679	–	g = new CompletableFuture<>();
2680	–	assertTrue(f.cancel(true));
2681	–	g.complete(3);
2682	–	h = f.thenAcceptBothAsync(g, r = new SubtractAction(), e);
2683	–	checkCompletedWithWrappedCancellationException(h);
2684	–
2685	–	assertEquals(0, e.count.get());
2615		}
2616
2617		/**

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