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

Comparing jsr166/src/test/tck/LinkedBlockingDequeTest.java (file contents):
Revision 1.60 by jsr166, Sun May 24 01:42:14 2015 UTC vs.
Revision 1.87 by jsr166, Thu Sep 5 21:39:57 2019 UTC

#	Line 41 | Line 41 | public class LinkedBlockingDequeTest ext
41		}
42
43		public static Test suite() {
44	+	class Implementation implements CollectionImplementation {
45	+	public Class<?> klazz() { return LinkedBlockingDeque.class; }
46	+	public Collection emptyCollection() { return new LinkedBlockingDeque(); }
47	+	public Object makeElement(int i) { return i; }
48	+	public boolean isConcurrent() { return true; }
49	+	public boolean permitsNulls() { return false; }
50	+	}
51		return newTestSuite(LinkedBlockingDequeTest.class,
52		new Unbounded().testSuite(),
53	<	new Bounded().testSuite());
53	>	new Bounded().testSuite(),
54	>	CollectionTest.testSuite(new Implementation()));
55		}
56
57		/**
58		* Returns a new deque of given size containing consecutive
59	<	* Integers 0 ... n.
59	>	* Integers 0 ... n - 1.
60		*/
61	<	private LinkedBlockingDeque<Integer> populatedDeque(int n) {
61	>	private static LinkedBlockingDeque<Integer> populatedDeque(int n) {
62		LinkedBlockingDeque<Integer> q =
63		new LinkedBlockingDeque<Integer>(n);
64		assertTrue(q.isEmpty());
#	Line 59 | Line 67 | public class LinkedBlockingDequeTest ext
67		assertFalse(q.isEmpty());
68		assertEquals(0, q.remainingCapacity());
69		assertEquals(n, q.size());
70	+	assertEquals((Integer) 0, q.peekFirst());
71	+	assertEquals((Integer) (n - 1), q.peekLast());
72		return q;
73		}
74
#	Line 432 | Line 442 | public class LinkedBlockingDequeTest ext
442		}
443
444		/**
445	<	* push succeeds if not full; throws ISE if full
445	>	* push succeeds if not full; throws IllegalStateException if full
446		*/
447		public void testPush() {
448		LinkedBlockingDeque q = new LinkedBlockingDeque(SIZE);
#	Line 482 | Line 492 | public class LinkedBlockingDequeTest ext
492		}
493
494		/**
495	<	* add succeeds if not full; throws ISE if full
495	>	* add succeeds if not full; throws IllegalStateException if full
496		*/
497		public void testAdd() {
498		LinkedBlockingDeque q = new LinkedBlockingDeque(SIZE);
#	Line 496 | Line 506 | public class LinkedBlockingDequeTest ext
506		}
507
508		/**
509	<	* addAll(this) throws IAE
509	>	* addAll(this) throws IllegalArgumentException
510		*/
511		public void testAddAllSelf() {
512		LinkedBlockingDeque q = populatedDeque(SIZE);
#	Line 594 | Line 604 | public class LinkedBlockingDequeTest ext
604		}});
605
606		await(pleaseInterrupt);
607	<	assertThreadStaysAlive(t);
607	>	if (randomBoolean()) assertThreadBlocks(t, Thread.State.WAITING);
608		t.interrupt();
609		awaitTermination(t);
610		assertEquals(SIZE, q.size());
#	Line 616 | Line 626 | public class LinkedBlockingDequeTest ext
626		pleaseTake.countDown();
627		q.put(86);
628
629	+	Thread.currentThread().interrupt();
630	+	try {
631	+	q.put(99);
632	+	shouldThrow();
633	+	} catch (InterruptedException success) {}
634	+	assertFalse(Thread.interrupted());
635	+
636		pleaseInterrupt.countDown();
637		try {
638		q.put(99);
#	Line 629 | Line 646 | public class LinkedBlockingDequeTest ext
646		assertEquals(0, q.take());
647
648		await(pleaseInterrupt);
649	<	assertThreadStaysAlive(t);
649	>	if (randomBoolean()) assertThreadBlocks(t, Thread.State.WAITING);
650		t.interrupt();
651		awaitTermination(t);
652		assertEquals(0, q.remainingCapacity());
#	Line 638 | Line 655 | public class LinkedBlockingDequeTest ext
655		/**
656		* timed offer times out if full and elements not taken
657		*/
658	<	public void testTimedOffer() throws InterruptedException {
658	>	public void testTimedOffer() {
659		final LinkedBlockingDeque q = new LinkedBlockingDeque(2);
660		final CountDownLatch pleaseInterrupt = new CountDownLatch(1);
661		Thread t = newStartedThread(new CheckedRunnable() {
#	Line 646 | Line 663 | public class LinkedBlockingDequeTest ext
663		q.put(new Object());
664		q.put(new Object());
665		long startTime = System.nanoTime();
666	+
667		assertFalse(q.offer(new Object(), timeoutMillis(), MILLISECONDS));
668		assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
669	+
670	+	Thread.currentThread().interrupt();
671	+	try {
672	+	q.offer(new Object(), randomTimeout(), randomTimeUnit());
673	+	shouldThrow();
674	+	} catch (InterruptedException success) {}
675	+	assertFalse(Thread.interrupted());
676	+
677		pleaseInterrupt.countDown();
678		try {
679	<	q.offer(new Object(), 2 * LONG_DELAY_MS, MILLISECONDS);
679	>	q.offer(new Object(), LONGER_DELAY_MS, MILLISECONDS);
680		shouldThrow();
681		} catch (InterruptedException success) {}
682	+	assertFalse(Thread.interrupted());
683		}});
684
685		await(pleaseInterrupt);
686	<	assertThreadStaysAlive(t);
686	>	if (randomBoolean()) assertThreadBlocks(t, Thread.State.TIMED_WAITING);
687		t.interrupt();
688		awaitTermination(t);
689		}
#	Line 679 | Line 706 | public class LinkedBlockingDequeTest ext
706		final CountDownLatch pleaseInterrupt = new CountDownLatch(1);
707		Thread t = newStartedThread(new CheckedRunnable() {
708		public void realRun() throws InterruptedException {
709	<	for (int i = 0; i < SIZE; ++i) {
683	<	assertEquals(i, q.take());
684	<	}
709	>	for (int i = 0; i < SIZE; i++) assertEquals(i, q.take());
710
711		Thread.currentThread().interrupt();
712		try {
#	Line 699 | Line 724 | public class LinkedBlockingDequeTest ext
724		}});
725
726		await(pleaseInterrupt);
727	<	assertThreadStaysAlive(t);
727	>	if (randomBoolean()) assertThreadBlocks(t, Thread.State.WAITING);
728		t.interrupt();
729		awaitTermination(t);
730		}
#	Line 748 | Line 773 | public class LinkedBlockingDequeTest ext
773		*/
774		public void testInterruptedTimedPoll() throws InterruptedException {
775		final BlockingQueue<Integer> q = populatedDeque(SIZE);
776	<	final CountDownLatch aboutToWait = new CountDownLatch(1);
776	>	final CountDownLatch pleaseInterrupt = new CountDownLatch(1);
777		Thread t = newStartedThread(new CheckedRunnable() {
778		public void realRun() throws InterruptedException {
779	<	for (int i = 0; i < SIZE; ++i) {
755	<	long t0 = System.nanoTime();
779	>	for (int i = 0; i < SIZE; i++)
780		assertEquals(i, (int) q.poll(LONG_DELAY_MS, MILLISECONDS));
781	<	assertTrue(millisElapsedSince(t0) < SMALL_DELAY_MS);
782	<	}
759	<	long t0 = System.nanoTime();
760	<	aboutToWait.countDown();
781	>
782	>	Thread.currentThread().interrupt();
783		try {
784	<	q.poll(MEDIUM_DELAY_MS, MILLISECONDS);
784	>	q.poll(randomTimeout(), randomTimeUnit());
785		shouldThrow();
786	<	} catch (InterruptedException success) {
787	<	assertTrue(millisElapsedSince(t0) < MEDIUM_DELAY_MS);
788	<	}
786	>	} catch (InterruptedException success) {}
787	>	assertFalse(Thread.interrupted());
788	>
789	>	pleaseInterrupt.countDown();
790	>	try {
791	>	q.poll(LONGER_DELAY_MS, MILLISECONDS);
792	>	shouldThrow();
793	>	} catch (InterruptedException success) {}
794	>	assertFalse(Thread.interrupted());
795		}});
796
797	<	aboutToWait.await();
798	<	waitForThreadToEnterWaitState(t, SMALL_DELAY_MS);
797	>	await(pleaseInterrupt);
798	>	if (randomBoolean()) assertThreadBlocks(t, Thread.State.TIMED_WAITING);
799		t.interrupt();
800	<	awaitTermination(t, MEDIUM_DELAY_MS);
800	>	awaitTermination(t);
801		checkEmpty(q);
802		}
803
#	Line 826 | Line 854 | public class LinkedBlockingDequeTest ext
854		}});
855
856		await(pleaseInterrupt);
857	<	assertThreadStaysAlive(t);
857	>	if (randomBoolean()) assertThreadBlocks(t, Thread.State.WAITING);
858		t.interrupt();
859		awaitTermination(t);
860		assertEquals(SIZE, q.size());
#	Line 861 | Line 889 | public class LinkedBlockingDequeTest ext
889		assertEquals(capacity - 1, q.take());
890
891		await(pleaseInterrupt);
892	<	assertThreadStaysAlive(t);
892	>	if (randomBoolean()) assertThreadBlocks(t, Thread.State.WAITING);
893		t.interrupt();
894		awaitTermination(t);
895		assertEquals(0, q.remainingCapacity());
#	Line 870 | Line 898 | public class LinkedBlockingDequeTest ext
898		/**
899		* timed offerFirst times out if full and elements not taken
900		*/
901	<	public void testTimedOfferFirst() throws InterruptedException {
901	>	public void testTimedOfferFirst() {
902		final LinkedBlockingDeque q = new LinkedBlockingDeque(2);
903		final CountDownLatch pleaseInterrupt = new CountDownLatch(1);
904		Thread t = newStartedThread(new CheckedRunnable() {
#	Line 878 | Line 906 | public class LinkedBlockingDequeTest ext
906		q.putFirst(new Object());
907		q.putFirst(new Object());
908		long startTime = System.nanoTime();
909	+
910		assertFalse(q.offerFirst(new Object(), timeoutMillis(), MILLISECONDS));
911		assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
912	+
913	+	Thread.currentThread().interrupt();
914	+	try {
915	+	q.offerFirst(new Object(), randomTimeout(), randomTimeUnit());
916	+	shouldThrow();
917	+	} catch (InterruptedException success) {}
918	+	assertFalse(Thread.interrupted());
919	+
920		pleaseInterrupt.countDown();
921		try {
922	<	q.offerFirst(new Object(), 2 * LONG_DELAY_MS, MILLISECONDS);
922	>	q.offerFirst(new Object(), LONGER_DELAY_MS, MILLISECONDS);
923		shouldThrow();
924		} catch (InterruptedException success) {}
925	+	assertFalse(Thread.interrupted());
926		}});
927
928		await(pleaseInterrupt);
929	<	assertThreadStaysAlive(t);
929	>	if (randomBoolean()) assertThreadBlocks(t, Thread.State.TIMED_WAITING);
930		t.interrupt();
931		awaitTermination(t);
932		}
#	Line 920 | Line 958 | public class LinkedBlockingDequeTest ext
958		}});
959
960		await(threadStarted);
961	<	assertThreadStaysAlive(t);
961	>	if (randomBoolean()) assertThreadBlocks(t, Thread.State.WAITING);
962		t.interrupt();
963		awaitTermination(t);
964		}
#	Line 961 | Line 999 | public class LinkedBlockingDequeTest ext
999		}});
1000
1001		await(threadStarted);
1002	<	assertThreadStaysAlive(t);
1002	>	if (randomBoolean()) assertThreadBlocks(t, Thread.State.WAITING);
1003		t.interrupt();
1004		awaitTermination(t);
1005		}
#	Line 993 | Line 1031 | public class LinkedBlockingDequeTest ext
1031		final CountDownLatch pleaseInterrupt = new CountDownLatch(1);
1032		Thread t = newStartedThread(new CheckedRunnable() {
1033		public void realRun() throws InterruptedException {
1034	<	for (int i = 0; i < SIZE; ++i) {
997	<	assertEquals(i, q.takeFirst());
998	<	}
1034	>	for (int i = 0; i < SIZE; i++) assertEquals(i, q.takeFirst());
1035
1036		Thread.currentThread().interrupt();
1037		try {
#	Line 1013 | Line 1049 | public class LinkedBlockingDequeTest ext
1049		}});
1050
1051		await(pleaseInterrupt);
1052	<	assertThreadStaysAlive(t);
1052	>	if (randomBoolean()) assertThreadBlocks(t, Thread.State.WAITING);
1053		t.interrupt();
1054		awaitTermination(t);
1055		}
#	Line 1050 | Line 1086 | public class LinkedBlockingDequeTest ext
1086		* returning timeout status
1087		*/
1088		public void testInterruptedTimedPollFirst() throws InterruptedException {
1089	+	final LinkedBlockingDeque q = populatedDeque(SIZE);
1090		final CountDownLatch pleaseInterrupt = new CountDownLatch(1);
1091		Thread t = newStartedThread(new CheckedRunnable() {
1092		public void realRun() throws InterruptedException {
1093	<	LinkedBlockingDeque q = populatedDeque(SIZE);
1057	<	for (int i = 0; i < SIZE; ++i) {
1093	>	for (int i = 0; i < SIZE; i++)
1094		assertEquals(i, q.pollFirst(LONG_DELAY_MS, MILLISECONDS));
1059	–	}
1095
1096		Thread.currentThread().interrupt();
1097		try {
1098	<	q.pollFirst(SMALL_DELAY_MS, MILLISECONDS);
1098	>	q.pollFirst(randomTimeout(), randomTimeUnit());
1099		shouldThrow();
1100		} catch (InterruptedException success) {}
1101		assertFalse(Thread.interrupted());
1102
1103		pleaseInterrupt.countDown();
1104		try {
1105	<	q.pollFirst(LONG_DELAY_MS, MILLISECONDS);
1105	>	q.pollFirst(LONGER_DELAY_MS, MILLISECONDS);
1106		shouldThrow();
1107		} catch (InterruptedException success) {}
1108		assertFalse(Thread.interrupted());
1109		}});
1110
1111		await(pleaseInterrupt);
1112	<	assertThreadStaysAlive(t);
1112	>	if (randomBoolean()) assertThreadBlocks(t, Thread.State.TIMED_WAITING);
1113		t.interrupt();
1114		awaitTermination(t);
1115		}
#	Line 1098 | Line 1133 | public class LinkedBlockingDequeTest ext
1133
1134		Thread.currentThread().interrupt();
1135		try {
1136	<	q.pollFirst(LONG_DELAY_MS, MILLISECONDS);
1136	>	q.pollFirst(randomTimeout(), randomTimeUnit());
1137		shouldThrow();
1138		} catch (InterruptedException success) {}
1139
#	Line 1107 | Line 1142 | public class LinkedBlockingDequeTest ext
1142		q.pollFirst(LONG_DELAY_MS, MILLISECONDS);
1143		shouldThrow();
1144		} catch (InterruptedException success) {}
1145	+	assertFalse(Thread.interrupted());
1146	+
1147		assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
1148		}});
1149
#	Line 1115 | Line 1152 | public class LinkedBlockingDequeTest ext
1152		assertTrue(q.offerFirst(zero, LONG_DELAY_MS, MILLISECONDS));
1153		assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
1154		barrier.await();
1155	<	assertThreadStaysAlive(t);
1155	>	if (randomBoolean()) assertThreadBlocks(t, Thread.State.TIMED_WAITING);
1156		t.interrupt();
1157		awaitTermination(t);
1158		}
#	Line 1173 | Line 1210 | public class LinkedBlockingDequeTest ext
1210		}});
1211
1212		await(pleaseInterrupt);
1213	<	assertThreadStaysAlive(t);
1213	>	if (randomBoolean()) assertThreadBlocks(t, Thread.State.WAITING);
1214		t.interrupt();
1215		awaitTermination(t);
1216		assertEquals(SIZE, q.size());
#	Line 1195 | Line 1232 | public class LinkedBlockingDequeTest ext
1232		pleaseTake.countDown();
1233		q.putLast(86);
1234
1235	+	Thread.currentThread().interrupt();
1236	+	try {
1237	+	q.putLast(99);
1238	+	shouldThrow();
1239	+	} catch (InterruptedException success) {}
1240	+	assertFalse(Thread.interrupted());
1241	+
1242		pleaseInterrupt.countDown();
1243		try {
1244		q.putLast(99);
#	Line 1208 | Line 1252 | public class LinkedBlockingDequeTest ext
1252		assertEquals(0, q.take());
1253
1254		await(pleaseInterrupt);
1255	<	assertThreadStaysAlive(t);
1255	>	if (randomBoolean()) assertThreadBlocks(t, Thread.State.WAITING);
1256		t.interrupt();
1257		awaitTermination(t);
1258		assertEquals(0, q.remainingCapacity());
#	Line 1217 | Line 1261 | public class LinkedBlockingDequeTest ext
1261		/**
1262		* timed offerLast times out if full and elements not taken
1263		*/
1264	<	public void testTimedOfferLast() throws InterruptedException {
1264	>	public void testTimedOfferLast() {
1265		final LinkedBlockingDeque q = new LinkedBlockingDeque(2);
1266		final CountDownLatch pleaseInterrupt = new CountDownLatch(1);
1267		Thread t = newStartedThread(new CheckedRunnable() {
#	Line 1225 | Line 1269 | public class LinkedBlockingDequeTest ext
1269		q.putLast(new Object());
1270		q.putLast(new Object());
1271		long startTime = System.nanoTime();
1272	+
1273		assertFalse(q.offerLast(new Object(), timeoutMillis(), MILLISECONDS));
1274		assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
1275	+
1276	+	Thread.currentThread().interrupt();
1277	+	try {
1278	+	q.offerLast(new Object(), randomTimeout(), randomTimeUnit());
1279	+	shouldThrow();
1280	+	} catch (InterruptedException success) {}
1281	+
1282		pleaseInterrupt.countDown();
1283		try {
1284	<	q.offerLast(new Object(), 2 * LONG_DELAY_MS, MILLISECONDS);
1284	>	q.offerLast(new Object(), LONGER_DELAY_MS, MILLISECONDS);
1285		shouldThrow();
1286		} catch (InterruptedException success) {}
1287		}});
1288
1289		await(pleaseInterrupt);
1290	<	assertThreadStaysAlive(t);
1290	>	if (randomBoolean()) assertThreadBlocks(t, Thread.State.TIMED_WAITING);
1291		t.interrupt();
1292		awaitTermination(t);
1293		}
#	Line 1258 | Line 1310 | public class LinkedBlockingDequeTest ext
1310		final CountDownLatch pleaseInterrupt = new CountDownLatch(1);
1311		Thread t = newStartedThread(new CheckedRunnable() {
1312		public void realRun() throws InterruptedException {
1313	<	for (int i = 0; i < SIZE; ++i) {
1313	>	for (int i = 0; i < SIZE; i++)
1314		assertEquals(SIZE - i - 1, q.takeLast());
1263	–	}
1315
1316		Thread.currentThread().interrupt();
1317		try {
#	Line 1278 | Line 1329 | public class LinkedBlockingDequeTest ext
1329		}});
1330
1331		await(pleaseInterrupt);
1332	<	assertThreadStaysAlive(t);
1332	>	if (randomBoolean()) assertThreadBlocks(t, Thread.State.WAITING);
1333		t.interrupt();
1334		awaitTermination(t);
1335		}
#	Line 1315 | Line 1366 | public class LinkedBlockingDequeTest ext
1366		* returning timeout status
1367		*/
1368		public void testInterruptedTimedPollLast() throws InterruptedException {
1369	+	final LinkedBlockingDeque q = populatedDeque(SIZE);
1370		final CountDownLatch pleaseInterrupt = new CountDownLatch(1);
1371		Thread t = newStartedThread(new CheckedRunnable() {
1372		public void realRun() throws InterruptedException {
1373	<	LinkedBlockingDeque q = populatedDeque(SIZE);
1322	<	for (int i = 0; i < SIZE; ++i) {
1373	>	for (int i = 0; i < SIZE; i++)
1374		assertEquals(SIZE - i - 1,
1375		q.pollLast(LONG_DELAY_MS, MILLISECONDS));
1325	–	}
1376
1377		Thread.currentThread().interrupt();
1378		try {
1379	<	q.pollLast(LONG_DELAY_MS, MILLISECONDS);
1379	>	q.pollLast(randomTimeout(), randomTimeUnit());
1380		shouldThrow();
1381		} catch (InterruptedException success) {}
1382		assertFalse(Thread.interrupted());
1383
1384		pleaseInterrupt.countDown();
1385		try {
1386	<	q.pollLast(LONG_DELAY_MS, MILLISECONDS);
1386	>	q.pollLast(LONGER_DELAY_MS, MILLISECONDS);
1387		shouldThrow();
1388		} catch (InterruptedException success) {}
1389		assertFalse(Thread.interrupted());
1390		}});
1391
1392		await(pleaseInterrupt);
1393	<	assertThreadStaysAlive(t);
1393	>	if (randomBoolean()) assertThreadBlocks(t, Thread.State.TIMED_WAITING);
1394		t.interrupt();
1395		awaitTermination(t);
1396	+	checkEmpty(q);
1397		}
1398
1399		/**
#	Line 1364 | Line 1415 | public class LinkedBlockingDequeTest ext
1415
1416		Thread.currentThread().interrupt();
1417		try {
1418	<	q.poll(LONG_DELAY_MS, MILLISECONDS);
1418	>	q.poll(randomTimeout(), randomTimeUnit());
1419		shouldThrow();
1420		} catch (InterruptedException success) {}
1421		assertFalse(Thread.interrupted());
#	Line 1375 | Line 1426 | public class LinkedBlockingDequeTest ext
1426		shouldThrow();
1427		} catch (InterruptedException success) {}
1428		assertFalse(Thread.interrupted());
1429	+
1430	+	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
1431		}});
1432
1433		barrier.await();
#	Line 1383 | Line 1436 | public class LinkedBlockingDequeTest ext
1436		assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
1437
1438		barrier.await();
1439	<	assertThreadStaysAlive(t);
1439	>	if (randomBoolean()) assertThreadBlocks(t, Thread.State.TIMED_WAITING);
1440		t.interrupt();
1441		awaitTermination(t);
1442		}
#	Line 1485 | Line 1538 | public class LinkedBlockingDequeTest ext
1538		*/
1539		public void testToArray() throws InterruptedException {
1540		LinkedBlockingDeque q = populatedDeque(SIZE);
1541	<	Object[] o = q.toArray();
1542	<	for (int i = 0; i < o.length; i++)
1543	<	assertSame(o[i], q.poll());
1541	>	Object[] a = q.toArray();
1542	>	assertSame(Object[].class, a.getClass());
1543	>	for (Object o : a)
1544	>	assertSame(o, q.poll());
1545	>	assertTrue(q.isEmpty());
1546		}
1547
1548		/**
#	Line 1498 | Line 1553 | public class LinkedBlockingDequeTest ext
1553		Integer[] ints = new Integer[SIZE];
1554		Integer[] array = q.toArray(ints);
1555		assertSame(ints, array);
1556	<	for (int i = 0; i < ints.length; i++)
1557	<	assertSame(ints[i], q.remove());
1556	>	for (Integer o : ints)
1557	>	assertSame(o, q.remove());
1558	>	assertTrue(q.isEmpty());
1559		}
1560
1561		/**
#	Line 1671 | Line 1727 | public class LinkedBlockingDequeTest ext
1727		final LinkedBlockingDeque q = new LinkedBlockingDeque(2);
1728		q.add(one);
1729		q.add(two);
1674	–	ExecutorService executor = Executors.newFixedThreadPool(2);
1730		final CheckedBarrier threadsStarted = new CheckedBarrier(2);
1731	<	executor.execute(new CheckedRunnable() {
1732	<	public void realRun() throws InterruptedException {
1733	<	assertFalse(q.offer(three));
1734	<	threadsStarted.await();
1735	<	assertTrue(q.offer(three, LONG_DELAY_MS, MILLISECONDS));
1736	<	assertEquals(0, q.remainingCapacity());
1737	<	}});
1738	<
1739	<	executor.execute(new CheckedRunnable() {
1740	<	public void realRun() throws InterruptedException {
1741	<	threadsStarted.await();
1742	<	assertSame(one, q.take());
1743	<	}});
1744	<
1745	<	joinPool(executor);
1731	>	final ExecutorService executor = Executors.newFixedThreadPool(2);
1732	>	try (PoolCleaner cleaner = cleaner(executor)) {
1733	>	executor.execute(new CheckedRunnable() {
1734	>	public void realRun() throws InterruptedException {
1735	>	assertFalse(q.offer(three));
1736	>	threadsStarted.await();
1737	>	assertTrue(q.offer(three, LONG_DELAY_MS, MILLISECONDS));
1738	>	assertEquals(0, q.remainingCapacity());
1739	>	}});
1740	>
1741	>	executor.execute(new CheckedRunnable() {
1742	>	public void realRun() throws InterruptedException {
1743	>	threadsStarted.await();
1744	>	assertSame(one, q.take());
1745	>	}});
1746	>	}
1747		}
1748
1749		/**
#	Line 1696 | Line 1752 | public class LinkedBlockingDequeTest ext
1752		public void testPollInExecutor() {
1753		final LinkedBlockingDeque q = new LinkedBlockingDeque(2);
1754		final CheckedBarrier threadsStarted = new CheckedBarrier(2);
1755	<	ExecutorService executor = Executors.newFixedThreadPool(2);
1756	<	executor.execute(new CheckedRunnable() {
1757	<	public void realRun() throws InterruptedException {
1758	<	assertNull(q.poll());
1759	<	threadsStarted.await();
1760	<	assertSame(one, q.poll(LONG_DELAY_MS, MILLISECONDS));
1761	<	checkEmpty(q);
1762	<	}});
1763	<
1764	<	executor.execute(new CheckedRunnable() {
1765	<	public void realRun() throws InterruptedException {
1766	<	threadsStarted.await();
1767	<	q.put(one);
1768	<	}});
1769	<
1770	<	joinPool(executor);
1755	>	final ExecutorService executor = Executors.newFixedThreadPool(2);
1756	>	try (PoolCleaner cleaner = cleaner(executor)) {
1757	>	executor.execute(new CheckedRunnable() {
1758	>	public void realRun() throws InterruptedException {
1759	>	assertNull(q.poll());
1760	>	threadsStarted.await();
1761	>	assertSame(one, q.poll(LONG_DELAY_MS, MILLISECONDS));
1762	>	checkEmpty(q);
1763	>	}});
1764	>
1765	>	executor.execute(new CheckedRunnable() {
1766	>	public void realRun() throws InterruptedException {
1767	>	threadsStarted.await();
1768	>	q.put(one);
1769	>	}});
1770	>	}
1771		}
1772
1773		/**
1774	<	* A deserialized serialized deque has same elements in same order
1774	>	* A deserialized/reserialized deque has same elements in same order
1775		*/
1776		public void testSerialization() throws Exception {
1777		Queue x = populatedDeque(SIZE);

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