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

Comparing jsr166/src/test/tck/CompletableFutureTest.java (file contents):
Revision 1.73 by jsr166, Fri Jun 6 21:11:10 2014 UTC vs.
Revision 1.77 by jsr166, Sat Jun 7 21:46:50 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 345 | Line 350 | public class CompletableFutureTest exten
350		f = new CompletableFuture<String>();
351		f.completeExceptionally(new IndexOutOfBoundsException());
352		assertTrue(f.toString().contains("[Completed exceptionally]"));
353	+
354	+	for (boolean mayInterruptIfRunning : new boolean[] { true, false }) {
355	+	f = new CompletableFuture<String>();
356	+	f.cancel(mayInterruptIfRunning);
357	+	assertTrue(f.toString().contains("[Completed exceptionally]"));
358	+	}
359		}
360
361		/**
#	Line 843 | Line 854 | public class CompletableFutureTest exten
854		assertEquals(0, a.get());
855		}}
856
846	–
857		/**
858		* exceptionally action completes with function value on source
859		* exception
#	Line 892 | Line 902 | public class CompletableFutureTest exten
902		}}
903
904		/**
905	+	* whenComplete action executes on normal completion, propagating
906	+	* source result.
907	+	*/
908	+	public void testWhenComplete_normalCompletion1() {
909	+	for (ExecutionMode m : ExecutionMode.values())
910	+	for (boolean createIncomplete : new boolean[] { true, false })
911	+	for (Integer v1 : new Integer[] { 1, null })
912	+	{
913	+	final AtomicInteger a = new AtomicInteger(0);
914	+	final CompletableFuture<Integer> f = new CompletableFuture<>();
915	+	if (!createIncomplete) f.complete(v1);
916	+	final CompletableFuture<Integer> g = m.whenComplete
917	+	(f,
918	+	(Integer x, Throwable t) -> {
919	+	m.checkExecutionMode();
920	+	threadAssertSame(x, v1);
921	+	threadAssertNull(t);
922	+	a.getAndIncrement();
923	+	});
924	+	if (createIncomplete) f.complete(v1);
925	+
926	+	checkCompletedNormally(g, v1);
927	+	checkCompletedNormally(f, v1);
928	+	assertEquals(1, a.get());
929	+	}}
930	+
931	+	/**
932	+	* whenComplete action executes on exceptional completion, propagating
933	+	* source result.
934	+	*/
935	+	public void testWhenComplete_exceptionalCompletion() {
936	+	for (ExecutionMode m : ExecutionMode.values())
937	+	for (boolean createIncomplete : new boolean[] { true, false })
938	+	for (Integer v1 : new Integer[] { 1, null })
939	+	{
940	+	final AtomicInteger a = new AtomicInteger(0);
941	+	final CFException ex = new CFException();
942	+	final CompletableFuture<Integer> f = new CompletableFuture<>();
943	+	if (!createIncomplete) f.completeExceptionally(ex);
944	+	final CompletableFuture<Integer> g = m.whenComplete
945	+	(f,
946	+	(Integer x, Throwable t) -> {
947	+	m.checkExecutionMode();
948	+	threadAssertNull(x);
949	+	threadAssertSame(t, ex);
950	+	a.getAndIncrement();
951	+	});
952	+	if (createIncomplete) f.completeExceptionally(ex);
953	+
954	+	checkCompletedWithWrappedException(g, ex);
955	+	checkCompletedExceptionally(f, ex);
956	+	assertEquals(1, a.get());
957	+	}}
958	+
959	+	/**
960	+	* whenComplete action executes on cancelled source, propagating
961	+	* CancellationException.
962	+	*/
963	+	public void testWhenComplete_sourceCancelled() {
964	+	for (ExecutionMode m : ExecutionMode.values())
965	+	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
966	+	for (boolean createIncomplete : new boolean[] { true, false })
967	+	{
968	+	final AtomicInteger a = new AtomicInteger(0);
969	+	final CompletableFuture<Integer> f = new CompletableFuture<>();
970	+	if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
971	+	final CompletableFuture<Integer> g = m.whenComplete
972	+	(f,
973	+	(Integer x, Throwable t) -> {
974	+	m.checkExecutionMode();
975	+	threadAssertNull(x);
976	+	threadAssertTrue(t instanceof CancellationException);
977	+	a.getAndIncrement();
978	+	});
979	+	if (createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
980	+
981	+	checkCompletedWithWrappedCancellationException(g);
982	+	checkCancelled(f);
983	+	assertEquals(1, a.get());
984	+	}}
985	+
986	+	/**
987	+	* If a whenComplete action throws an exception when triggered by
988	+	* a normal completion, it completes exceptionally
989	+	*/
990	+	public void testWhenComplete_actionFailed() {
991	+	for (boolean createIncomplete : new boolean[] { true, false })
992	+	for (ExecutionMode m : ExecutionMode.values())
993	+	for (Integer v1 : new Integer[] { 1, null })
994	+	{
995	+	final AtomicInteger a = new AtomicInteger(0);
996	+	final CFException ex = new CFException();
997	+	final CompletableFuture<Integer> f = new CompletableFuture<>();
998	+	if (!createIncomplete) f.complete(v1);
999	+	final CompletableFuture<Integer> g = m.whenComplete
1000	+	(f,
1001	+	(Integer x, Throwable t) -> {
1002	+	m.checkExecutionMode();
1003	+	threadAssertSame(x, v1);
1004	+	threadAssertNull(t);
1005	+	a.getAndIncrement();
1006	+	throw ex;
1007	+	});
1008	+	if (createIncomplete) f.complete(v1);
1009	+
1010	+	checkCompletedWithWrappedException(g, ex);
1011	+	checkCompletedNormally(f, v1);
1012	+	assertEquals(1, a.get());
1013	+	}}
1014	+
1015	+	/**
1016	+	* If a whenComplete action throws an exception when triggered by
1017	+	* a source completion that also throws an exception, the source
1018	+	* exception takes precedence.
1019	+	*/
1020	+	public void testWhenComplete_actionFailedSourceFailed() {
1021	+	for (boolean createIncomplete : new boolean[] { true, false })
1022	+	for (ExecutionMode m : ExecutionMode.values())
1023	+	for (Integer v1 : new Integer[] { 1, null })
1024	+	{
1025	+	final AtomicInteger a = new AtomicInteger(0);
1026	+	final CFException ex1 = new CFException();
1027	+	final CFException ex2 = new CFException();
1028	+	final CompletableFuture<Integer> f = new CompletableFuture<>();
1029	+
1030	+	if (!createIncomplete) f.completeExceptionally(ex1);
1031	+	final CompletableFuture<Integer> g = m.whenComplete
1032	+	(f,
1033	+	(Integer x, Throwable t) -> {
1034	+	m.checkExecutionMode();
1035	+	threadAssertSame(t, ex1);
1036	+	threadAssertNull(x);
1037	+	a.getAndIncrement();
1038	+	throw ex2;
1039	+	});
1040	+	if (createIncomplete) f.completeExceptionally(ex1);
1041	+
1042	+	checkCompletedWithWrappedException(g, ex1);
1043	+	checkCompletedExceptionally(f, ex1);
1044	+	assertEquals(1, a.get());
1045	+	}}
1046	+
1047	+	/**
1048		* handle action completes normally with function value on normal
1049		* completion of source
1050		*/
#	Line 1672 | Line 1825 | public class CompletableFutureTest exten
1825		final CompletableFuture<Integer> g = new CompletableFuture<>();
1826		final Noop r = new Noop(m);
1827
1675	–
1828		(fFirst ? f : g).complete(v1);
1829		if (!createIncomplete)
1830		assertTrue((!fFirst ? f : g).cancel(mayInterruptIfRunning));
#	Line 2841 | Line 2993 | public class CompletableFutureTest exten
2993		assertSame(f, f.toCompletableFuture());
2994		}
2995
2844	–	/**
2845	–	* whenComplete action executes on normal completion, propagating
2846	–	* source result.
2847	–	*/
2848	–	public void testWhenComplete_normalCompletion1() {
2849	–	for (ExecutionMode m : ExecutionMode.values())
2850	–	for (boolean createIncomplete : new boolean[] { true, false })
2851	–	for (Integer v1 : new Integer[] { 1, null })
2852	–	{
2853	–	final AtomicInteger a = new AtomicInteger(0);
2854	–	final CompletableFuture<Integer> f = new CompletableFuture<>();
2855	–	if (!createIncomplete) f.complete(v1);
2856	–	final CompletableFuture<Integer> g = m.whenComplete
2857	–	(f,
2858	–	(Integer x, Throwable t) -> {
2859	–	m.checkExecutionMode();
2860	–	threadAssertSame(x, v1);
2861	–	threadAssertNull(t);
2862	–	a.getAndIncrement();
2863	–	});
2864	–	if (createIncomplete) f.complete(v1);
2865	–
2866	–	checkCompletedNormally(g, v1);
2867	–	checkCompletedNormally(f, v1);
2868	–	assertEquals(1, a.get());
2869	–	}}
2870	–
2871	–	/**
2872	–	* whenComplete action executes on exceptional completion, propagating
2873	–	* source result.
2874	–	*/
2875	–	public void testWhenComplete_exceptionalCompletion() {
2876	–	for (ExecutionMode m : ExecutionMode.values())
2877	–	for (boolean createIncomplete : new boolean[] { true, false })
2878	–	for (Integer v1 : new Integer[] { 1, null })
2879	–	{
2880	–	final AtomicInteger a = new AtomicInteger(0);
2881	–	final CFException ex = new CFException();
2882	–	final CompletableFuture<Integer> f = new CompletableFuture<>();
2883	–	if (!createIncomplete) f.completeExceptionally(ex);
2884	–	final CompletableFuture<Integer> g = m.whenComplete
2885	–	(f,
2886	–	(Integer x, Throwable t) -> {
2887	–	m.checkExecutionMode();
2888	–	threadAssertNull(x);
2889	–	threadAssertSame(t, ex);
2890	–	a.getAndIncrement();
2891	–	});
2892	–	if (createIncomplete) f.completeExceptionally(ex);
2893	–	checkCompletedExceptionally(f, ex);
2894	–	checkCompletedWithWrappedException(g, ex);
2895	–	assertEquals(1, a.get());
2896	–	}}
2897	–
2898	–	/**
2899	–	* whenComplete action executes on cancelled source, propagating
2900	–	* CancellationException.
2901	–	*/
2902	–	public void testWhenComplete_sourceCancelled() {
2903	–	for (ExecutionMode m : ExecutionMode.values())
2904	–	for (boolean mayInterruptIfRunning : new boolean[] { true, false })
2905	–	for (boolean createIncomplete : new boolean[] { true, false })
2906	–	{
2907	–	final AtomicInteger a = new AtomicInteger(0);
2908	–	final CompletableFuture<Integer> f = new CompletableFuture<>();
2909	–	if (!createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
2910	–	final CompletableFuture<Integer> g = m.whenComplete
2911	–	(f,
2912	–	(Integer x, Throwable t) -> {
2913	–	m.checkExecutionMode();
2914	–	threadAssertNull(x);
2915	–	threadAssertTrue(t instanceof CancellationException);
2916	–	a.getAndIncrement();
2917	–	});
2918	–	if (createIncomplete) assertTrue(f.cancel(mayInterruptIfRunning));
2919	–
2920	–	checkCompletedWithWrappedCancellationException(g);
2921	–	checkCancelled(f);
2922	–	assertEquals(1, a.get());
2923	–	}}
2924	–
2925	–	/**
2926	–	* If a whenComplete action throws an exception when triggered by
2927	–	* a normal completion, it completes exceptionally
2928	–	*/
2929	–	public void testWhenComplete_actionFailed() {
2930	–	for (boolean createIncomplete : new boolean[] { true, false })
2931	–	for (ExecutionMode m : ExecutionMode.values())
2932	–	for (Integer v1 : new Integer[] { 1, null })
2933	–	{
2934	–	final AtomicInteger a = new AtomicInteger(0);
2935	–	final CFException ex = new CFException();
2936	–	final CompletableFuture<Integer> f = new CompletableFuture<>();
2937	–	if (!createIncomplete) f.complete(v1);
2938	–	final CompletableFuture<Integer> g = m.whenComplete
2939	–	(f,
2940	–	(Integer x, Throwable t) -> {
2941	–	m.checkExecutionMode();
2942	–	threadAssertSame(x, v1);
2943	–	threadAssertNull(t);
2944	–	a.getAndIncrement();
2945	–	throw ex;
2946	–	});
2947	–	if (createIncomplete) f.complete(v1);
2948	–	checkCompletedNormally(f, v1);
2949	–	checkCompletedWithWrappedException(g, ex);
2950	–	assertEquals(1, a.get());
2951	–	}}
2952	–
2953	–	/**
2954	–	* If a whenComplete action throws an exception when triggered by
2955	–	* a source completion that also throws an exception, the source
2956	–	* exception takes precedence.
2957	–	*/
2958	–	public void testWhenComplete_actionFailedSourceFailed() {
2959	–	for (boolean createIncomplete : new boolean[] { true, false })
2960	–	for (ExecutionMode m : ExecutionMode.values())
2961	–	for (Integer v1 : new Integer[] { 1, null })
2962	–	{
2963	–	final AtomicInteger a = new AtomicInteger(0);
2964	–	final CFException ex1 = new CFException();
2965	–	final CFException ex2 = new CFException();
2966	–	final CompletableFuture<Integer> f = new CompletableFuture<>();
2967	–
2968	–	if (!createIncomplete) f.completeExceptionally(ex1);
2969	–	final CompletableFuture<Integer> g = m.whenComplete
2970	–	(f,
2971	–	(Integer x, Throwable t) -> {
2972	–	m.checkExecutionMode();
2973	–	threadAssertSame(t, ex1);
2974	–	threadAssertNull(x);
2975	–	a.getAndIncrement();
2976	–	throw ex2;
2977	–	});
2978	–	if (createIncomplete) f.completeExceptionally(ex1);
2979	–
2980	–	checkCompletedExceptionally(f, ex1);
2981	–	checkCompletedWithWrappedException(g, ex1);
2982	–	assertEquals(1, a.get());
2983	–	}}
2984	–
2996		}

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