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Comparing jsr166/src/test/tck/CompletableFutureTest.java (file contents):
Revision 1.10 by jsr166, Wed Mar 27 21:28:13 2013 UTC vs.
Revision 1.19 by jsr166, Sun Apr 7 15:04:14 2013 UTC

#	Line 53 | Line 53 | public class CompletableFutureTest exten
53		catch (Throwable fail) { threadUnexpectedException(fail); }
54		}
55
56	<	void checkCompletedNormally(CompletableFuture<?> f, Object value) {
56	>	<T> void checkCompletedNormally(CompletableFuture<T> f, T value) {
57		try {
58		assertEquals(value, f.join());
59		} catch (Throwable fail) { threadUnexpectedException(fail); }
#	Line 98 | Line 98 | public class CompletableFutureTest exten
98		} catch (Throwable fail) { threadUnexpectedException(fail); }
99		assertTrue(f.isDone());
100		assertFalse(f.isCancelled());
101	+	assertTrue(f.toString().contains("[Completed exceptionally]"));
102		}
103
104		void checkCancelled(CompletableFuture<?> f) {
#	Line 121 | Line 122 | public class CompletableFutureTest exten
122		} catch (Throwable fail) { threadUnexpectedException(fail); }
123		assertTrue(f.isDone());
124		assertTrue(f.isCancelled());
125	+	assertTrue(f.toString().contains("[Completed exceptionally]"));
126		}
127
128		void checkCompletedWithWrappedCancellationException(CompletableFuture<?> f) {
#	Line 150 | Line 152 | public class CompletableFutureTest exten
152		} catch (Throwable fail) { threadUnexpectedException(fail); }
153		assertTrue(f.isDone());
154		assertFalse(f.isCancelled());
155	+	assertTrue(f.toString().contains("[Completed exceptionally]"));
156		}
157
158		/**
#	Line 279 | Line 282 | public class CompletableFutureTest exten
282		checkCompletedNormally(f, "test");
283		}
284
285	+	// Choose non-commutative actions for better coverage
286	+
287		static final Supplier<Integer> supplyOne =
288		() -> Integer.valueOf(1);
289		static final Function<Integer, Integer> inc =
290		(Integer x) -> Integer.valueOf(x.intValue() + 1);
291	<	static final BiFunction<Integer, Integer, Integer> add =
292	<	(Integer x, Integer y) -> Integer.valueOf(x.intValue() + y.intValue());
291	>	static final BiFunction<Integer, Integer, Integer> subtract =
292	>	(Integer x, Integer y) -> Integer.valueOf(x.intValue() - y.intValue());
293		static final class IncAction implements Consumer<Integer> {
294		int value;
295		public void accept(Integer x) { value = x.intValue() + 1; }
#	Line 325 | Line 330 | public class CompletableFutureTest exten
330		public void run() { ran = true; throw new CFException(); }
331		}
332
333	<	static final class CompletableFutureInc implements Function<Integer, CompletableFuture<Integer>> {
333	>	static final class CompletableFutureInc
334	>	implements Function<Integer, CompletableFuture<Integer>> {
335		public CompletableFuture<Integer> apply(Integer x) {
336		CompletableFuture<Integer> f = new CompletableFuture<Integer>();
337		f.complete(Integer.valueOf(x.intValue() + 1));
#	Line 333 | Line 339 | public class CompletableFutureTest exten
339		}
340		}
341
342	<	static final class FailingCompletableFutureFunction implements Function<Integer, CompletableFuture<Integer>> {
342	>	static final class FailingCompletableFutureFunction
343	>	implements Function<Integer, CompletableFuture<Integer>> {
344		boolean ran;
345		public CompletableFuture<Integer> apply(Integer x) {
346		ran = true; throw new CFException();
#	Line 342 | Line 349 | public class CompletableFutureTest exten
349
350		// Used for explicit executor tests
351		static final class ThreadExecutor implements Executor {
352	+	AtomicInteger count = new AtomicInteger(0);
353	+
354		public void execute(Runnable r) {
355	+	count.getAndIncrement();
356		new Thread(r).start();
357		}
358		}
#	Line 352 | Line 362 | public class CompletableFutureTest exten
362		}
363
364		static final class IntegerHandler implements BiFunction<Integer, Throwable, Integer> {
365	+	boolean ran;
366		public Integer apply(Integer x, Throwable t) {
367	+	ran = true;
368		return (t == null) ? two : three;
369		}
370		}
#	Line 381 | Line 393 | public class CompletableFutureTest exten
393		* normal or exceptional completion of source
394		*/
395		public void testHandle() {
396	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
397	<	IntegerHandler r = new IntegerHandler();
398	<	CompletableFuture<Integer> g = f.handle(r);
396	>	CompletableFuture<Integer> f, g;
397	>	IntegerHandler r;
398	>
399	>	f = new CompletableFuture<Integer>();
400		f.completeExceptionally(new CFException());
401	+	g = f.handle(r = new IntegerHandler());
402	+	assertTrue(r.ran);
403		checkCompletedNormally(g, three);
404
405		f = new CompletableFuture<Integer>();
406	<	r = new IntegerHandler();
407	<	g = f.handle(r);
406	>	g = f.handle(r = new IntegerHandler());
407	>	assertFalse(r.ran);
408	>	f.completeExceptionally(new CFException());
409	>	checkCompletedNormally(g, three);
410	>	assertTrue(r.ran);
411	>
412	>	f = new CompletableFuture<Integer>();
413		f.complete(one);
414	+	g = f.handle(r = new IntegerHandler());
415	+	assertTrue(r.ran);
416	+	checkCompletedNormally(g, two);
417	+
418	+	f = new CompletableFuture<Integer>();
419	+	g = f.handle(r = new IntegerHandler());
420	+	assertFalse(r.ran);
421	+	f.complete(one);
422	+	assertTrue(r.ran);
423		checkCompletedNormally(g, two);
424		}
425
#	Line 402 | Line 431 | public class CompletableFutureTest exten
431		CompletableFuture<Void> f = CompletableFuture.runAsync(r);
432		assertNull(f.join());
433		assertTrue(r.ran);
434	+	checkCompletedNormally(f, null);
435		}
436
437		/**
#	Line 409 | Line 439 | public class CompletableFutureTest exten
439		*/
440		public void testRunAsync2() {
441		Noop r = new Noop();
442	<	CompletableFuture<Void> f = CompletableFuture.runAsync(r, new ThreadExecutor());
442	>	ThreadExecutor exec = new ThreadExecutor();
443	>	CompletableFuture<Void> f = CompletableFuture.runAsync(r, exec);
444		assertNull(f.join());
445		assertTrue(r.ran);
446	+	checkCompletedNormally(f, null);
447	+	assertEquals(1, exec.count.get());
448		}
449
450		/**
#	Line 428 | Line 461 | public class CompletableFutureTest exten
461		* supplyAsync completes with result of supplier
462		*/
463		public void testSupplyAsync() {
464	<	CompletableFuture<Integer> f = CompletableFuture.supplyAsync(supplyOne);
464	>	CompletableFuture<Integer> f;
465	>	f = CompletableFuture.supplyAsync(supplyOne);
466		assertEquals(f.join(), one);
467	+	checkCompletedNormally(f, one);
468		}
469
470		/**
471		* supplyAsync with executor completes with result of supplier
472		*/
473		public void testSupplyAsync2() {
474	<	CompletableFuture<Integer> f = CompletableFuture.supplyAsync(supplyOne, new ThreadExecutor());
474	>	CompletableFuture<Integer> f;
475	>	f = CompletableFuture.supplyAsync(supplyOne, new ThreadExecutor());
476		assertEquals(f.join(), one);
477	+	checkCompletedNormally(f, one);
478		}
479
480		/**
#	Line 593 | Line 630 | public class CompletableFutureTest exten
630
631
632		/**
633	<	* thenCombine result completes normally after normal completion of sources
633	>	* thenCombine result completes normally after normal completion
634	>	* of sources
635		*/
636		public void testThenCombine() {
637	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
600	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
601	<	CompletableFuture<Integer> g = f.thenCombine(f2, add);
602	<	f.complete(one);
603	<	checkIncomplete(g);
604	<	f2.complete(two);
605	<	checkCompletedNormally(g, three);
637	>	CompletableFuture<Integer> f, g, h;
638
639		f = new CompletableFuture<Integer>();
640	<	f.complete(one);
641	<	f2 = new CompletableFuture<Integer>();
642	<	g = f.thenCombine(f2, add);
643	<	checkIncomplete(g);
644	<	f2.complete(two);
645	<	checkCompletedNormally(g, three);
640	>	g = new CompletableFuture<Integer>();
641	>	h = f.thenCombine(g, subtract);
642	>	f.complete(3);
643	>	checkIncomplete(h);
644	>	g.complete(1);
645	>	checkCompletedNormally(h, 2);
646	>
647	>	f = new CompletableFuture<Integer>();
648	>	g = new CompletableFuture<Integer>();
649	>	h = f.thenCombine(g, subtract);
650	>	g.complete(1);
651	>	checkIncomplete(h);
652	>	f.complete(3);
653	>	checkCompletedNormally(h, 2);
654	>
655	>	f = new CompletableFuture<Integer>();
656	>	g = new CompletableFuture<Integer>();
657	>	g.complete(1);
658	>	f.complete(3);
659	>	h = f.thenCombine(g, subtract);
660	>	checkCompletedNormally(h, 2);
661		}
662
663		/**
#	Line 618 | Line 665 | public class CompletableFutureTest exten
665		* completion of either source
666		*/
667		public void testThenCombine2() {
668	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
669	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
670	<	CompletableFuture<Integer> g = f.thenCombine(f2, add);
668	>	CompletableFuture<Integer> f, g, h;
669	>
670	>	f = new CompletableFuture<Integer>();
671	>	g = new CompletableFuture<Integer>();
672	>	h = f.thenCombine(g, subtract);
673		f.completeExceptionally(new CFException());
674	<	f2.complete(two);
675	<	checkCompletedWithWrappedCFException(g);
674	>	checkIncomplete(h);
675	>	g.complete(1);
676	>	checkCompletedWithWrappedCFException(h);
677
678		f = new CompletableFuture<Integer>();
679	<	f.complete(one);
680	<	f2 = new CompletableFuture<Integer>();
681	<	g = f.thenCombine(f2, add);
682	<	f2.completeExceptionally(new CFException());
683	<	checkCompletedWithWrappedCFException(g);
679	>	g = new CompletableFuture<Integer>();
680	>	h = f.thenCombine(g, subtract);
681	>	g.completeExceptionally(new CFException());
682	>	checkIncomplete(h);
683	>	f.complete(3);
684	>	checkCompletedWithWrappedCFException(h);
685	>
686	>	f = new CompletableFuture<Integer>();
687	>	g = new CompletableFuture<Integer>();
688	>	f.complete(3);
689	>	g.completeExceptionally(new CFException());
690	>	h = f.thenCombine(g, subtract);
691	>	checkCompletedWithWrappedCFException(h);
692	>
693	>	f = new CompletableFuture<Integer>();
694	>	g = new CompletableFuture<Integer>();
695	>	f.completeExceptionally(new CFException());
696	>	g.complete(3);
697	>	h = f.thenCombine(g, subtract);
698	>	checkCompletedWithWrappedCFException(h);
699		}
700
701		/**
#	Line 643 | Line 708 | public class CompletableFutureTest exten
708		CompletableFuture<Integer> g = f.thenCombine(f2, r);
709		f.complete(one);
710		checkIncomplete(g);
711	+	assertFalse(r.ran);
712		f2.complete(two);
713		checkCompletedWithWrappedCFException(g);
714	+	assertTrue(r.ran);
715		}
716
717		/**
718		* thenCombine result completes exceptionally if either source cancelled
719		*/
720		public void testThenCombine4() {
721	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
722	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
723	<	CompletableFuture<Integer> g = f.thenCombine(f2, add);
721	>	CompletableFuture<Integer> f, g, h;
722	>
723	>	f = new CompletableFuture<Integer>();
724	>	g = new CompletableFuture<Integer>();
725	>	h = f.thenCombine(g, subtract);
726		assertTrue(f.cancel(true));
727	<	f2.complete(two);
728	<	checkCompletedWithWrappedCancellationException(g);
727	>	checkIncomplete(h);
728	>	g.complete(1);
729	>	checkCompletedWithWrappedCancellationException(h);
730	>
731		f = new CompletableFuture<Integer>();
732	<	f2 = new CompletableFuture<Integer>();
733	<	g = f.thenCombine(f2, add);
734	<	f.complete(one);
735	<	assertTrue(f2.cancel(true));
736	<	checkCompletedWithWrappedCancellationException(g);
732	>	g = new CompletableFuture<Integer>();
733	>	h = f.thenCombine(g, subtract);
734	>	assertTrue(g.cancel(true));
735	>	checkIncomplete(h);
736	>	f.complete(3);
737	>	checkCompletedWithWrappedCancellationException(h);
738	>
739	>	f = new CompletableFuture<Integer>();
740	>	g = new CompletableFuture<Integer>();
741	>	assertTrue(f.cancel(true));
742	>	assertTrue(g.cancel(true));
743	>	h = f.thenCombine(g, subtract);
744	>	checkCompletedWithWrappedCancellationException(h);
745		}
746
747		/**
#	Line 1235 | Line 1314 | public class CompletableFutureTest exten
1314		assertTrue(f.cancel(true));
1315		checkCompletedWithWrappedCancellationException(g);
1316		}
1317	+
1318		/**
1319		* thenCombineAsync result completes normally after normal
1320		* completion of sources
1321		*/
1322		public void testThenCombineAsync() {
1323	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1324	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1325	<	CompletableFuture<Integer> g = f.thenCombineAsync(f2, add);
1326	<	f.complete(one);
1327	<	checkIncomplete(g);
1328	<	f2.complete(two);
1329	<	checkCompletedNormally(g, three);
1323	>	CompletableFuture<Integer> f, g, h;
1324	>
1325	>	f = new CompletableFuture<Integer>();
1326	>	g = new CompletableFuture<Integer>();
1327	>	h = f.thenCombineAsync(g, subtract);
1328	>	f.complete(3);
1329	>	checkIncomplete(h);
1330	>	g.complete(1);
1331	>	checkCompletedNormally(h, 2);
1332	>
1333	>	f = new CompletableFuture<Integer>();
1334	>	g = new CompletableFuture<Integer>();
1335	>	h = f.thenCombineAsync(g, subtract);
1336	>	g.complete(1);
1337	>	checkIncomplete(h);
1338	>	f.complete(3);
1339	>	checkCompletedNormally(h, 2);
1340	>
1341	>	f = new CompletableFuture<Integer>();
1342	>	g = new CompletableFuture<Integer>();
1343	>	g.complete(1);
1344	>	f.complete(3);
1345	>	h = f.thenCombineAsync(g, subtract);
1346	>	checkCompletedNormally(h, 2);
1347		}
1348
1349		/**
1350		* thenCombineAsync result completes exceptionally after exceptional
1351	<	* completion of source
1351	>	* completion of either source
1352		*/
1353		public void testThenCombineAsync2() {
1354	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1355	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1356	<	CompletableFuture<Integer> g = f.thenCombineAsync(f2, add);
1354	>	CompletableFuture<Integer> f, g, h;
1355	>
1356	>	f = new CompletableFuture<Integer>();
1357	>	g = new CompletableFuture<Integer>();
1358	>	h = f.thenCombineAsync(g, subtract);
1359		f.completeExceptionally(new CFException());
1360	<	f2.complete(two);
1361	<	checkCompletedWithWrappedCFException(g);
1360	>	checkIncomplete(h);
1361	>	g.complete(1);
1362	>	checkCompletedWithWrappedCFException(h);
1363
1364		f = new CompletableFuture<Integer>();
1365	<	f2 = new CompletableFuture<Integer>();
1366	<	g = f.thenCombineAsync(f2, add);
1367	<	f.complete(one);
1368	<	f2.completeExceptionally(new CFException());
1369	<	checkCompletedWithWrappedCFException(g);
1365	>	g = new CompletableFuture<Integer>();
1366	>	h = f.thenCombineAsync(g, subtract);
1367	>	g.completeExceptionally(new CFException());
1368	>	checkIncomplete(h);
1369	>	f.complete(3);
1370	>	checkCompletedWithWrappedCFException(h);
1371	>
1372	>	f = new CompletableFuture<Integer>();
1373	>	g = new CompletableFuture<Integer>();
1374	>	g.completeExceptionally(new CFException());
1375	>	f.complete(3);
1376	>	h = f.thenCombineAsync(g, subtract);
1377	>	checkCompletedWithWrappedCFException(h);
1378		}
1379
1380		/**
#	Line 1279 | Line 1387 | public class CompletableFutureTest exten
1387		CompletableFuture<Integer> g = f.thenCombineAsync(f2, r);
1388		f.complete(one);
1389		checkIncomplete(g);
1390	+	assertFalse(r.ran);
1391		f2.complete(two);
1392		checkCompletedWithWrappedCFException(g);
1393	+	assertTrue(r.ran);
1394		}
1395
1396		/**
1397		* thenCombineAsync result completes exceptionally if either source cancelled
1398		*/
1399		public void testThenCombineAsync4() {
1400	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1401	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1402	<	CompletableFuture<Integer> g = f.thenCombineAsync(f2, add);
1400	>	CompletableFuture<Integer> f, g, h;
1401	>
1402	>	f = new CompletableFuture<Integer>();
1403	>	g = new CompletableFuture<Integer>();
1404	>	h = f.thenCombineAsync(g, subtract);
1405		assertTrue(f.cancel(true));
1406	<	f2.complete(two);
1407	<	checkCompletedWithWrappedCancellationException(g);
1406	>	checkIncomplete(h);
1407	>	g.complete(1);
1408	>	checkCompletedWithWrappedCancellationException(h);
1409
1410		f = new CompletableFuture<Integer>();
1411	<	f2 = new CompletableFuture<Integer>();
1412	<	g = f.thenCombineAsync(f2, add);
1413	<	f.complete(one);
1414	<	assertTrue(f2.cancel(true));
1415	<	checkCompletedWithWrappedCancellationException(g);
1411	>	g = new CompletableFuture<Integer>();
1412	>	h = f.thenCombineAsync(g, subtract);
1413	>	assertTrue(g.cancel(true));
1414	>	checkIncomplete(h);
1415	>	f.complete(3);
1416	>	checkCompletedWithWrappedCancellationException(h);
1417	>
1418	>	f = new CompletableFuture<Integer>();
1419	>	g = new CompletableFuture<Integer>();
1420	>	g.complete(3);
1421	>	assertTrue(f.cancel(true));
1422	>	h = f.thenCombineAsync(g, subtract);
1423	>	checkCompletedWithWrappedCancellationException(h);
1424	>
1425	>	f = new CompletableFuture<Integer>();
1426	>	g = new CompletableFuture<Integer>();
1427	>	f.complete(3);
1428	>	assertTrue(g.cancel(true));
1429	>	h = f.thenCombineAsync(g, subtract);
1430	>	checkCompletedWithWrappedCancellationException(h);
1431		}
1432
1433		/**
#	Line 1858 | Line 1986 | public class CompletableFutureTest exten
1986		assertTrue(f.cancel(true));
1987		checkCompletedWithWrappedCancellationException(g);
1988		}
1989	+
1990		/**
1991		* thenCombineAsync result completes normally after normal
1992		* completion of sources
1993		*/
1994		public void testThenCombineAsyncE() {
1995	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
1996	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
1997	<	CompletableFuture<Integer> g = f.thenCombineAsync(f2, add, new ThreadExecutor());
1998	<	f.complete(one);
1999	<	checkIncomplete(g);
2000	<	f2.complete(two);
2001	<	checkCompletedNormally(g, three);
1995	>	CompletableFuture<Integer> f, g, h;
1996	>	ThreadExecutor e = new ThreadExecutor();
1997	>	int count = 0;
1998	>
1999	>	f = new CompletableFuture<Integer>();
2000	>	g = new CompletableFuture<Integer>();
2001	>	h = f.thenCombineAsync(g, subtract, e);
2002	>	f.complete(3);
2003	>	checkIncomplete(h);
2004	>	g.complete(1);
2005	>	checkCompletedNormally(h, 2);
2006	>	assertEquals(++count, e.count.get());
2007	>
2008	>	f = new CompletableFuture<Integer>();
2009	>	g = new CompletableFuture<Integer>();
2010	>	h = f.thenCombineAsync(g, subtract, e);
2011	>	g.complete(1);
2012	>	checkIncomplete(h);
2013	>	f.complete(3);
2014	>	checkCompletedNormally(h, 2);
2015	>	assertEquals(++count, e.count.get());
2016	>
2017	>	f = new CompletableFuture<Integer>();
2018	>	g = new CompletableFuture<Integer>();
2019	>	g.complete(1);
2020	>	f.complete(3);
2021	>	h = f.thenCombineAsync(g, subtract, e);
2022	>	checkCompletedNormally(h, 2);
2023	>	assertEquals(++count, e.count.get());
2024		}
2025
2026		/**
2027		* thenCombineAsync result completes exceptionally after exceptional
2028	<	* completion of source
2028	>	* completion of either source
2029		*/
2030		public void testThenCombineAsync2E() {
2031	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2032	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2033	<	CompletableFuture<Integer> g = f.thenCombineAsync(f2, add, new ThreadExecutor());
2031	>	CompletableFuture<Integer> f, g, h;
2032	>	ThreadExecutor e = new ThreadExecutor();
2033	>	int count = 0;
2034	>
2035	>	f = new CompletableFuture<Integer>();
2036	>	g = new CompletableFuture<Integer>();
2037	>	h = f.thenCombineAsync(g, subtract, e);
2038		f.completeExceptionally(new CFException());
2039	<	f2.complete(two);
2040	<	checkCompletedWithWrappedCFException(g);
2039	>	checkIncomplete(h);
2040	>	g.complete(1);
2041	>	checkCompletedWithWrappedCFException(h);
2042
2043		f = new CompletableFuture<Integer>();
2044	<	f2 = new CompletableFuture<Integer>();
2045	<	g = f.thenCombineAsync(f2, add, new ThreadExecutor());
2046	<	f.complete(one);
2047	<	f2.completeExceptionally(new CFException());
2048	<	checkCompletedWithWrappedCFException(g);
2044	>	g = new CompletableFuture<Integer>();
2045	>	h = f.thenCombineAsync(g, subtract, e);
2046	>	g.completeExceptionally(new CFException());
2047	>	checkIncomplete(h);
2048	>	f.complete(3);
2049	>	checkCompletedWithWrappedCFException(h);
2050	>
2051	>	f = new CompletableFuture<Integer>();
2052	>	g = new CompletableFuture<Integer>();
2053	>	g.completeExceptionally(new CFException());
2054	>	h = f.thenCombineAsync(g, subtract, e);
2055	>	checkIncomplete(h);
2056	>	f.complete(3);
2057	>	checkCompletedWithWrappedCFException(h);
2058	>
2059	>	assertEquals(0, e.count.get());
2060		}
2061
2062		/**
#	Line 1902 | Line 2069 | public class CompletableFutureTest exten
2069		CompletableFuture<Integer> g = f.thenCombineAsync(f2, r, new ThreadExecutor());
2070		f.complete(one);
2071		checkIncomplete(g);
2072	+	assertFalse(r.ran);
2073		f2.complete(two);
2074		checkCompletedWithWrappedCFException(g);
2075	+	assertTrue(r.ran);
2076		}
2077
2078		/**
2079		* thenCombineAsync result completes exceptionally if either source cancelled
2080		*/
2081		public void testThenCombineAsync4E() {
2082	<	CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2083	<	CompletableFuture<Integer> f2 = new CompletableFuture<Integer>();
2084	<	CompletableFuture<Integer> g = f.thenCombineAsync(f2, add, new ThreadExecutor());
2082	>	CompletableFuture<Integer> f, g, h;
2083	>	ThreadExecutor e = new ThreadExecutor();
2084	>
2085	>	f = new CompletableFuture<Integer>();
2086	>	g = new CompletableFuture<Integer>();
2087	>	h = f.thenCombineAsync(g, subtract, e);
2088		assertTrue(f.cancel(true));
2089	<	f2.complete(two);
2090	<	checkCompletedWithWrappedCancellationException(g);
2089	>	checkIncomplete(h);
2090	>	g.complete(1);
2091	>	checkCompletedWithWrappedCancellationException(h);
2092
2093		f = new CompletableFuture<Integer>();
2094	<	f2 = new CompletableFuture<Integer>();
2095	<	g = f.thenCombineAsync(f2, add, new ThreadExecutor());
2096	<	f.complete(one);
2097	<	assertTrue(f2.cancel(true));
2098	<	checkCompletedWithWrappedCancellationException(g);
2094	>	g = new CompletableFuture<Integer>();
2095	>	h = f.thenCombineAsync(g, subtract, e);
2096	>	assertTrue(g.cancel(true));
2097	>	checkIncomplete(h);
2098	>	f.complete(3);
2099	>	checkCompletedWithWrappedCancellationException(h);
2100	>
2101	>	f = new CompletableFuture<Integer>();
2102	>	g = new CompletableFuture<Integer>();
2103	>	assertTrue(g.cancel(true));
2104	>	h = f.thenCombineAsync(g, subtract, e);
2105	>	checkIncomplete(h);
2106	>	f.complete(3);
2107	>	checkCompletedWithWrappedCancellationException(h);
2108	>
2109	>	f = new CompletableFuture<Integer>();
2110	>	g = new CompletableFuture<Integer>();
2111	>	assertTrue(f.cancel(true));
2112	>	assertTrue(g.cancel(true));
2113	>	h = f.thenCombineAsync(g, subtract, e);
2114	>	checkCompletedWithWrappedCancellationException(h);
2115	>
2116	>	assertEquals(0, e.count.get());
2117		}
2118
2119		/**
#	Line 2370 | Line 2561 | public class CompletableFutureTest exten
2561		}
2562
2563		/**
2564	<	* allOf returns a future completed when any components complete
2564	>	* anyOf returns a future completed when any components complete
2565		*/
2566		public void testAnyOf() throws Exception {
2567		for (int k = 1; k < 20; ++k) {
#	Line 2392 | Line 2583 | public class CompletableFutureTest exten
2583		public void testNPE() {
2584		CompletableFuture<Integer> f = new CompletableFuture<Integer>();
2585		CompletableFuture<Integer> g = new CompletableFuture<Integer>();
2586	<	CompletableFuture h;
2587	<	try { h = f.thenApply(null); } catch (NullPointerException ok) {}
2588	<	try { h = f.thenAccept(null); } catch (NullPointerException ok) {}
2589	<	try { h = f.thenRun(null); } catch (NullPointerException ok) {}
2590	<	try { h = f.thenCombine(g, null); } catch (NullPointerException ok) {}
2591	<	try { h = f.thenCombine(null, null); } catch (NullPointerException ok) {}
2592	<	try { h = f.applyToEither(g, null); } catch (NullPointerException ok) {}
2593	<	try { h = f.applyToEither(null, null); } catch (NullPointerException ok) {}
2594	<	try { h = f.thenAcceptBoth(g, null); } catch (NullPointerException ok) {}
2595	<	try { h = f.thenAcceptBoth(null, null); } catch (NullPointerException ok) {}
2596	<	try { h = f.runAfterEither(g, null); } catch (NullPointerException ok) {}
2597	<	try { h = f.runAfterEither(null, null); } catch (NullPointerException ok) {}
2598	<	try { h = f.runAfterBoth(g, null); } catch (NullPointerException ok) {}
2599	<	try { h = f.runAfterBoth(null, null); } catch (NullPointerException ok) {}
2600	<	try { h = f.exceptionally(null); } catch (NullPointerException ok) {}
2601	<	try { h = f.handle(null); } catch (NullPointerException ok) {}
2602	<	try { h = f.thenCompose(null); } catch (NullPointerException ok) {}
2603	<
2604	<	try { h = f.thenApplyAsync(null); } catch (NullPointerException ok) {}
2605	<	try { h = f.thenAcceptAsync(null); } catch (NullPointerException ok) {}
2606	<	try { h = f.thenRunAsync(null); } catch (NullPointerException ok) {}
2607	<	try { h = f.thenCombineAsync(g, null); } catch (NullPointerException ok) {}
2608	<	try { h = f.thenCombineAsync(null, null); } catch (NullPointerException ok) {}
2609	<	try { h = f.applyToEitherAsync(g, null); } catch (NullPointerException ok) {}
2610	<	try { h = f.applyToEitherAsync(null, null); } catch (NullPointerException ok) {}
2611	<	try { h = f.thenAcceptBothAsync(g, null); } catch (NullPointerException ok) {}
2612	<	try { h = f.thenAcceptBothAsync(null, null); } catch (NullPointerException ok) {}
2613	<	try { h = f.runAfterEitherAsync(g, null); } catch (NullPointerException ok) {}
2614	<	try { h = f.runAfterEitherAsync(null, null); } catch (NullPointerException ok) {}
2615	<	try { h = f.runAfterBothAsync(g, null); } catch (NullPointerException ok) {}
2616	<	try { h = f.runAfterBothAsync(null, null); } catch (NullPointerException ok) {}
2586	>	CompletableFuture<Integer> nullFuture = (CompletableFuture<Integer>)null;
2587	>	CompletableFuture<?> h;
2588	>	ThreadExecutor exec = new ThreadExecutor();
2589	>
2590	>	Runnable[] throwingActions = {
2591	>	() -> { CompletableFuture.supplyAsync(null); },
2592	>	() -> { CompletableFuture.supplyAsync(null, exec); },
2593	>	() -> { CompletableFuture.supplyAsync(supplyOne, null); },
2594	>
2595	>	() -> { CompletableFuture.runAsync(null); },
2596	>	() -> { CompletableFuture.runAsync(null, exec); },
2597	>	() -> { CompletableFuture.runAsync(() -> {}, null); },
2598	>
2599	>	() -> { f.completeExceptionally(null); },
2600	>
2601	>	() -> { f.thenApply(null); },
2602	>	() -> { f.thenApplyAsync(null); },
2603	>	() -> { f.thenApplyAsync((x) -> x, null); },
2604	>	() -> { f.thenApplyAsync(null, exec); },
2605	>
2606	>	() -> { f.thenAccept(null); },
2607	>	() -> { f.thenAcceptAsync(null); },
2608	>	() -> { f.thenAcceptAsync((x) -> { ; }, null); },
2609	>	() -> { f.thenAcceptAsync(null, exec); },
2610	>
2611	>	() -> { f.thenRun(null); },
2612	>	() -> { f.thenRunAsync(null); },
2613	>	() -> { f.thenRunAsync(() -> { ; }, null); },
2614	>	() -> { f.thenRunAsync(null, exec); },
2615	>
2616	>	() -> { f.thenCombine(g, null); },
2617	>	() -> { f.thenCombineAsync(g, null); },
2618	>	() -> { f.thenCombineAsync(g, null, exec); },
2619	>	() -> { f.thenCombine(nullFuture, (x, y) -> x); },
2620	>	() -> { f.thenCombineAsync(nullFuture, (x, y) -> x); },
2621	>	() -> { f.thenCombineAsync(nullFuture, (x, y) -> x, exec); },
2622	>	() -> { f.thenCombineAsync(g, (x, y) -> x, null); },
2623	>
2624	>	() -> { f.thenAcceptBoth(g, null); },
2625	>	() -> { f.thenAcceptBothAsync(g, null); },
2626	>	() -> { f.thenAcceptBothAsync(g, null, exec); },
2627	>	() -> { f.thenAcceptBoth(nullFuture, (x, y) -> {}); },
2628	>	() -> { f.thenAcceptBothAsync(nullFuture, (x, y) -> {}); },
2629	>	() -> { f.thenAcceptBothAsync(nullFuture, (x, y) -> {}, exec); },
2630	>	() -> { f.thenAcceptBothAsync(g, (x, y) -> {}, null); },
2631	>
2632	>	() -> { f.runAfterBoth(g, null); },
2633	>	() -> { f.runAfterBothAsync(g, null); },
2634	>	() -> { f.runAfterBothAsync(g, null, exec); },
2635	>	() -> { f.runAfterBoth(nullFuture, () -> {}); },
2636	>	() -> { f.runAfterBothAsync(nullFuture, () -> {}); },
2637	>	() -> { f.runAfterBothAsync(nullFuture, () -> {}, exec); },
2638	>	() -> { f.runAfterBothAsync(g, () -> {}, null); },
2639	>
2640	>	() -> { f.applyToEither(g, null); },
2641	>	() -> { f.applyToEitherAsync(g, null); },
2642	>	() -> { f.applyToEitherAsync(g, null, exec); },
2643	>	() -> { f.applyToEither(nullFuture, (x) -> x); },
2644	>	() -> { f.applyToEitherAsync(nullFuture, (x) -> x); },
2645	>	() -> { f.applyToEitherAsync(nullFuture, (x) -> x, exec); },
2646	>	() -> { f.applyToEitherAsync(g, (x) -> x, null); },
2647	>
2648	>	() -> { f.acceptEither(g, null); },
2649	>	() -> { f.acceptEitherAsync(g, null); },
2650	>	() -> { f.acceptEitherAsync(g, null, exec); },
2651	>	() -> { f.acceptEither(nullFuture, (x) -> {}); },
2652	>	() -> { f.acceptEitherAsync(nullFuture, (x) -> {}); },
2653	>	() -> { f.acceptEitherAsync(nullFuture, (x) -> {}, exec); },
2654	>	() -> { f.acceptEitherAsync(g, (x) -> {}, null); },
2655	>
2656	>	() -> { f.runAfterEither(g, null); },
2657	>	() -> { f.runAfterEitherAsync(g, null); },
2658	>	() -> { f.runAfterEitherAsync(g, null, exec); },
2659	>	() -> { f.runAfterEither(nullFuture, () -> {}); },
2660	>	() -> { f.runAfterEitherAsync(nullFuture, () -> {}); },
2661	>	() -> { f.runAfterEitherAsync(nullFuture, () -> {}, exec); },
2662	>	() -> { f.runAfterEitherAsync(g, () -> {}, null); },
2663	>
2664	>	() -> { f.thenCompose(null); },
2665	>	() -> { f.thenComposeAsync(null); },
2666	>	() -> { f.thenComposeAsync(new CompletableFutureInc(), null); },
2667	>	() -> { f.thenComposeAsync(null, exec); },
2668	>
2669	>	() -> { f.exceptionally(null); },
2670	>
2671	>	() -> { f.handle(null); },
2672	>
2673	>	() -> { CompletableFuture.allOf((CompletableFuture<?>)null); },
2674	>	() -> { CompletableFuture.allOf((CompletableFuture<?>[])null); },
2675	>	() -> { CompletableFuture.allOf(f, null); },
2676	>	() -> { CompletableFuture.allOf(null, f); },
2677	>
2678	>	() -> { CompletableFuture.anyOf((CompletableFuture<?>)null); },
2679	>	() -> { CompletableFuture.anyOf((CompletableFuture<?>[])null); },
2680	>	() -> { CompletableFuture.anyOf(f, null); },
2681	>	() -> { CompletableFuture.anyOf(null, f); },
2682	>	};
2683
2684	+	assertThrows(NullPointerException.class, throwingActions);
2685	+	assertEquals(0, exec.count.get());
2686		}
2687
2429	–
2688		}

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