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

Comparing jsr166/src/test/tck/CompletableFutureTest.java (file contents):
Revision 1.74 by jsr166, Fri Jun 6 21:19:22 2014 UTC vs.
Revision 1.76 by jsr166, Sat Jun 7 21:45:13 2014 UTC

#	Line 317 | Line 317 | public class CompletableFutureTest exten
317		* getNumberOfDependents returns number of dependent tasks
318		*/
319		public void testGetNumberOfDependents() {
320	+	for (ExecutionMode m : ExecutionMode.values())
321	+	{
322		CompletableFuture<Integer> f = new CompletableFuture<>();
323		assertEquals(0, f.getNumberOfDependents());
324	<	CompletableFuture g = f.thenRun(new Noop(ExecutionMode.DEFAULT));
324	>	final CompletableFuture<Void> g = m.thenRun(f, new Noop(m));
325		assertEquals(1, f.getNumberOfDependents());
326		assertEquals(0, g.getNumberOfDependents());
327	<	CompletableFuture h = f.thenRun(new Noop(ExecutionMode.DEFAULT));
327	>	final CompletableFuture<Void> h = m.thenRun(f, new Noop(m));
328		assertEquals(2, f.getNumberOfDependents());
329	+	assertEquals(0, h.getNumberOfDependents());
330		f.complete(1);
331		checkCompletedNormally(g, null);
332	+	checkCompletedNormally(h, null);
333		assertEquals(0, f.getNumberOfDependents());
334		assertEquals(0, g.getNumberOfDependents());
335	<	}
335	>	assertEquals(0, h.getNumberOfDependents());
336	>	}}
337
338		/**
339		* toString indicates current completion state
#	Line 851 | Line 856 | public class CompletableFutureTest exten
856		assertEquals(0, a.get());
857		}}
858
854	–
859		/**
860		* exceptionally action completes with function value on source
861		* exception
#	Line 900 | Line 904 | public class CompletableFutureTest exten
904		}}
905
906		/**
907	+	* whenComplete action executes on normal completion, propagating
908	+	* source result.
909	+	*/
910	+	public void testWhenComplete_normalCompletion1() {
911	+	for (ExecutionMode m : ExecutionMode.values())
912	+	for (boolean createIncomplete : new boolean[] { true, false })
913	+	for (Integer v1 : new Integer[] { 1, null })
914	+	{
915	+	final AtomicInteger a = new AtomicInteger(0);
916	+	final CompletableFuture<Integer> f = new CompletableFuture<>();
917	+	if (!createIncomplete) f.complete(v1);
918	+	final CompletableFuture<Integer> g = m.whenComplete
919	+	(f,
920	+	(Integer x, Throwable t) -> {
921	+	m.checkExecutionMode();
922	+	threadAssertSame(x, v1);
923	+	threadAssertNull(t);
924	+	a.getAndIncrement();
925	+	});
926	+	if (createIncomplete) f.complete(v1);
927	+
928	+	checkCompletedNormally(g, v1);
929	+	checkCompletedNormally(f, v1);
930	+	assertEquals(1, a.get());
931	+	}}
932	+
933	+	/**
934	+	* whenComplete action executes on exceptional completion, propagating
935	+	* source result.
936	+	*/
937	+	public void testWhenComplete_exceptionalCompletion() {
938	+	for (ExecutionMode m : ExecutionMode.values())
939	+	for (boolean createIncomplete : new boolean[] { true, false })
940	+	for (Integer v1 : new Integer[] { 1, null })
941	+	{
942	+	final AtomicInteger a = new AtomicInteger(0);
943	+	final CFException ex = new CFException();
944	+	final CompletableFuture<Integer> f = new CompletableFuture<>();
945	+	if (!createIncomplete) f.completeExceptionally(ex);
946	+	final CompletableFuture<Integer> g = m.whenComplete
947	+	(f,
948	+	(Integer x, Throwable t) -> {
949	+	m.checkExecutionMode();
950	+	threadAssertNull(x);
951	+	threadAssertSame(t, ex);
952	+	a.getAndIncrement();
953	+	});
954	+	if (createIncomplete) f.completeExceptionally(ex);
955	+
956	+	checkCompletedWithWrappedException(g, ex);
957	+	checkCompletedExceptionally(f, ex);
958	+	assertEquals(1, a.get());
959	+	}}
960	+
961	+	/**
962	+	* whenComplete action executes on cancelled source, propagating
963	+	* CancellationException.
964	+	*/
965	+	public void testWhenComplete_sourceCancelled() {
966	+	for (ExecutionMode m : ExecutionMode.values())
967	+	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
968	+	for (boolean createIncomplete : new boolean[] { true, false })
969	+	{
970	+	final AtomicInteger a = new AtomicInteger(0);
971	+	final CompletableFuture<Integer> f = new CompletableFuture<>();
972	+	if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
973	+	final CompletableFuture<Integer> g = m.whenComplete
974	+	(f,
975	+	(Integer x, Throwable t) -> {
976	+	m.checkExecutionMode();
977	+	threadAssertNull(x);
978	+	threadAssertTrue(t instanceof CancellationException);
979	+	a.getAndIncrement();
980	+	});
981	+	if (createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
982	+
983	+	checkCompletedWithWrappedCancellationException(g);
984	+	checkCancelled(f);
985	+	assertEquals(1, a.get());
986	+	}}
987	+
988	+	/**
989	+	* If a whenComplete action throws an exception when triggered by
990	+	* a normal completion, it completes exceptionally
991	+	*/
992	+	public void testWhenComplete_actionFailed() {
993	+	for (boolean createIncomplete : new boolean[] { true, false })
994	+	for (ExecutionMode m : ExecutionMode.values())
995	+	for (Integer v1 : new Integer[] { 1, null })
996	+	{
997	+	final AtomicInteger a = new AtomicInteger(0);
998	+	final CFException ex = new CFException();
999	+	final CompletableFuture<Integer> f = new CompletableFuture<>();
1000	+	if (!createIncomplete) f.complete(v1);
1001	+	final CompletableFuture<Integer> g = m.whenComplete
1002	+	(f,
1003	+	(Integer x, Throwable t) -> {
1004	+	m.checkExecutionMode();
1005	+	threadAssertSame(x, v1);
1006	+	threadAssertNull(t);
1007	+	a.getAndIncrement();
1008	+	throw ex;
1009	+	});
1010	+	if (createIncomplete) f.complete(v1);
1011	+
1012	+	checkCompletedWithWrappedException(g, ex);
1013	+	checkCompletedNormally(f, v1);
1014	+	assertEquals(1, a.get());
1015	+	}}
1016	+
1017	+	/**
1018	+	* If a whenComplete action throws an exception when triggered by
1019	+	* a source completion that also throws an exception, the source
1020	+	* exception takes precedence.
1021	+	*/
1022	+	public void testWhenComplete_actionFailedSourceFailed() {
1023	+	for (boolean createIncomplete : new boolean[] { true, false })
1024	+	for (ExecutionMode m : ExecutionMode.values())
1025	+	for (Integer v1 : new Integer[] { 1, null })
1026	+	{
1027	+	final AtomicInteger a = new AtomicInteger(0);
1028	+	final CFException ex1 = new CFException();
1029	+	final CFException ex2 = new CFException();
1030	+	final CompletableFuture<Integer> f = new CompletableFuture<>();
1031	+
1032	+	if (!createIncomplete) f.completeExceptionally(ex1);
1033	+	final CompletableFuture<Integer> g = m.whenComplete
1034	+	(f,
1035	+	(Integer x, Throwable t) -> {
1036	+	m.checkExecutionMode();
1037	+	threadAssertSame(t, ex1);
1038	+	threadAssertNull(x);
1039	+	a.getAndIncrement();
1040	+	throw ex2;
1041	+	});
1042	+	if (createIncomplete) f.completeExceptionally(ex1);
1043	+
1044	+	checkCompletedWithWrappedException(g, ex1);
1045	+	checkCompletedExceptionally(f, ex1);
1046	+	assertEquals(1, a.get());
1047	+	}}
1048	+
1049	+	/**
1050		* handle action completes normally with function value on normal
1051		* completion of source
1052		*/
#	Line 1680 | Line 1827 | public class CompletableFutureTest exten
1827		final CompletableFuture<Integer> g = new CompletableFuture<>();
1828		final Noop r = new Noop(m);
1829
1683	–
1830		(fFirst ? f : g).complete(v1);
1831		if (!createIncomplete)
1832		assertTrue((!fFirst ? f : g).cancel(mayInterruptIfRunning));
#	Line 2849 | Line 2995 | public class CompletableFutureTest exten
2995		assertSame(f, f.toCompletableFuture());
2996		}
2997
2852	–	/**
2853	–	* whenComplete action executes on normal completion, propagating
2854	–	* source result.
2855	–	*/
2856	–	public void testWhenComplete_normalCompletion1() {
2857	–	for (ExecutionMode m : ExecutionMode.values())
2858	–	for (boolean createIncomplete : new boolean[] { true, false })
2859	–	for (Integer v1 : new Integer[] { 1, null })
2860	–	{
2861	–	final AtomicInteger a = new AtomicInteger(0);
2862	–	final CompletableFuture<Integer> f = new CompletableFuture<>();
2863	–	if (!createIncomplete) f.complete(v1);
2864	–	final CompletableFuture<Integer> g = m.whenComplete
2865	–	(f,
2866	–	(Integer x, Throwable t) -> {
2867	–	m.checkExecutionMode();
2868	–	threadAssertSame(x, v1);
2869	–	threadAssertNull(t);
2870	–	a.getAndIncrement();
2871	–	});
2872	–	if (createIncomplete) f.complete(v1);
2873	–
2874	–	checkCompletedNormally(g, v1);
2875	–	checkCompletedNormally(f, v1);
2876	–	assertEquals(1, a.get());
2877	–	}}
2878	–
2879	–	/**
2880	–	* whenComplete action executes on exceptional completion, propagating
2881	–	* source result.
2882	–	*/
2883	–	public void testWhenComplete_exceptionalCompletion() {
2884	–	for (ExecutionMode m : ExecutionMode.values())
2885	–	for (boolean createIncomplete : new boolean[] { true, false })
2886	–	for (Integer v1 : new Integer[] { 1, null })
2887	–	{
2888	–	final AtomicInteger a = new AtomicInteger(0);
2889	–	final CFException ex = new CFException();
2890	–	final CompletableFuture<Integer> f = new CompletableFuture<>();
2891	–	if (!createIncomplete) f.completeExceptionally(ex);
2892	–	final CompletableFuture<Integer> g = m.whenComplete
2893	–	(f,
2894	–	(Integer x, Throwable t) -> {
2895	–	m.checkExecutionMode();
2896	–	threadAssertNull(x);
2897	–	threadAssertSame(t, ex);
2898	–	a.getAndIncrement();
2899	–	});
2900	–	if (createIncomplete) f.completeExceptionally(ex);
2901	–	checkCompletedExceptionally(f, ex);
2902	–	checkCompletedWithWrappedException(g, ex);
2903	–	assertEquals(1, a.get());
2904	–	}}
2905	–
2906	–	/**
2907	–	* whenComplete action executes on cancelled source, propagating
2908	–	* CancellationException.
2909	–	*/
2910	–	public void testWhenComplete_sourceCancelled() {
2911	–	for (ExecutionMode m : ExecutionMode.values())
2912	–	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2913	–	for (boolean createIncomplete : new boolean[] { true, false })
2914	–	{
2915	–	final AtomicInteger a = new AtomicInteger(0);
2916	–	final CompletableFuture<Integer> f = new CompletableFuture<>();
2917	–	if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
2918	–	final CompletableFuture<Integer> g = m.whenComplete
2919	–	(f,
2920	–	(Integer x, Throwable t) -> {
2921	–	m.checkExecutionMode();
2922	–	threadAssertNull(x);
2923	–	threadAssertTrue(t instanceof CancellationException);
2924	–	a.getAndIncrement();
2925	–	});
2926	–	if (createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
2927	–
2928	–	checkCompletedWithWrappedCancellationException(g);
2929	–	checkCancelled(f);
2930	–	assertEquals(1, a.get());
2931	–	}}
2932	–
2933	–	/**
2934	–	* If a whenComplete action throws an exception when triggered by
2935	–	* a normal completion, it completes exceptionally
2936	–	*/
2937	–	public void testWhenComplete_actionFailed() {
2938	–	for (boolean createIncomplete : new boolean[] { true, false })
2939	–	for (ExecutionMode m : ExecutionMode.values())
2940	–	for (Integer v1 : new Integer[] { 1, null })
2941	–	{
2942	–	final AtomicInteger a = new AtomicInteger(0);
2943	–	final CFException ex = new CFException();
2944	–	final CompletableFuture<Integer> f = new CompletableFuture<>();
2945	–	if (!createIncomplete) f.complete(v1);
2946	–	final CompletableFuture<Integer> g = m.whenComplete
2947	–	(f,
2948	–	(Integer x, Throwable t) -> {
2949	–	m.checkExecutionMode();
2950	–	threadAssertSame(x, v1);
2951	–	threadAssertNull(t);
2952	–	a.getAndIncrement();
2953	–	throw ex;
2954	–	});
2955	–	if (createIncomplete) f.complete(v1);
2956	–	checkCompletedNormally(f, v1);
2957	–	checkCompletedWithWrappedException(g, ex);
2958	–	assertEquals(1, a.get());
2959	–	}}
2960	–
2961	–	/**
2962	–	* If a whenComplete action throws an exception when triggered by
2963	–	* a source completion that also throws an exception, the source
2964	–	* exception takes precedence.
2965	–	*/
2966	–	public void testWhenComplete_actionFailedSourceFailed() {
2967	–	for (boolean createIncomplete : new boolean[] { true, false })
2968	–	for (ExecutionMode m : ExecutionMode.values())
2969	–	for (Integer v1 : new Integer[] { 1, null })
2970	–	{
2971	–	final AtomicInteger a = new AtomicInteger(0);
2972	–	final CFException ex1 = new CFException();
2973	–	final CFException ex2 = new CFException();
2974	–	final CompletableFuture<Integer> f = new CompletableFuture<>();
2975	–
2976	–	if (!createIncomplete) f.completeExceptionally(ex1);
2977	–	final CompletableFuture<Integer> g = m.whenComplete
2978	–	(f,
2979	–	(Integer x, Throwable t) -> {
2980	–	m.checkExecutionMode();
2981	–	threadAssertSame(t, ex1);
2982	–	threadAssertNull(x);
2983	–	a.getAndIncrement();
2984	–	throw ex2;
2985	–	});
2986	–	if (createIncomplete) f.completeExceptionally(ex1);
2987	–
2988	–	checkCompletedExceptionally(f, ex1);
2989	–	checkCompletedWithWrappedException(g, ex1);
2990	–	assertEquals(1, a.get());
2991	–	}}
2992	–
2998		}

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