[ViewVC] Diff of: jsr166/jsr166/src/test/tck/LinkedTransferQueueTest.java

Comparing jsr166/src/test/tck/LinkedTransferQueueTest.java (file contents):
Revision 1.51 by jsr166, Sat Nov 26 05:42:14 2011 UTC vs.
Revision 1.76 by jsr166, Sun May 14 00:48:20 2017 UTC

#	Line 5 \| Line 5
5		* Other contributors include John Vint
6		*/
7
8	<	import junit.framework.*;
9	<	import java.util.Arrays;
8	>	import static java.util.concurrent.TimeUnit.MILLISECONDS;
9	>
10		import java.util.ArrayList;
11	+	import java.util.Arrays;
12		import java.util.Collection;
13		import java.util.Iterator;
14		import java.util.List;
15		import java.util.NoSuchElementException;
16		import java.util.Queue;
17		import java.util.concurrent.BlockingQueue;
18	+	import java.util.concurrent.Callable;
19		import java.util.concurrent.CountDownLatch;
20		import java.util.concurrent.Executors;
21		import java.util.concurrent.ExecutorService;
22		import java.util.concurrent.LinkedTransferQueue;
23	<	import static java.util.concurrent.TimeUnit.MILLISECONDS;
24	<	import static java.util.concurrent.TimeUnit.NANOSECONDS;
23	>
24	>	import junit.framework.Test;
25
26		@SuppressWarnings({"unchecked", "rawtypes"})
27		public class LinkedTransferQueueTest extends JSR166TestCase {
26	–
28		public static class Generic extends BlockingQueueTest {
29		protected BlockingQueue emptyCollection() {
30		return new LinkedTransferQueue();
#	Line 31 \| Line 32 \| public class LinkedTransferQueueTest ext
32		}
33
34		public static void main(String[] args) {
35	<	junit.textui.TestRunner.run(suite());
35	>	main(suite(), args);
36		}
37
38		public static Test suite() {
39	+	class Implementation implements CollectionImplementation {
40	+	public Class<?> klazz() { return LinkedTransferQueue.class; }
41	+	public Collection emptyCollection() { return new LinkedTransferQueue(); }
42	+	public Object makeElement(int i) { return i; }
43	+	public boolean isConcurrent() { return true; }
44	+	public boolean permitsNulls() { return false; }
45	+	}
46		return newTestSuite(LinkedTransferQueueTest.class,
47	<	new Generic().testSuite());
47	>	new Generic().testSuite(),
48	>	CollectionTest.testSuite(new Implementation()));
49		}
50
51		/**
#	Line 77 \| Line 86 \| public class LinkedTransferQueueTest ext
86		*/
87		public void testConstructor4() {
88		Integer[] ints = new Integer[SIZE];
89	<	for (int i = 0; i < SIZE-1; ++i)
89	>	for (int i = 0; i < SIZE - 1; ++i)
90		ints[i] = i;
91		Collection<Integer> elements = Arrays.asList(ints);
92		try {
#	Line 114 \| Line 123 \| public class LinkedTransferQueueTest ext
123		* remainingCapacity() always returns Integer.MAX_VALUE
124		*/
125		public void testRemainingCapacity() {
126	<	LinkedTransferQueue<Integer> q = populatedQueue(SIZE);
126	>	BlockingQueue q = populatedQueue(SIZE);
127		for (int i = 0; i < SIZE; ++i) {
128		assertEquals(Integer.MAX_VALUE, q.remainingCapacity());
129		assertEquals(SIZE - i, q.size());
130	<	q.remove();
130	>	assertEquals(i, q.remove());
131		}
132		for (int i = 0; i < SIZE; ++i) {
133		assertEquals(Integer.MAX_VALUE, q.remainingCapacity());
134		assertEquals(i, q.size());
135	<	q.add(i);
135	>	assertTrue(q.add(i));
136		}
137		}
138
#	Line 131 \| Line 140 \| public class LinkedTransferQueueTest ext
140		* addAll(this) throws IllegalArgumentException
141		*/
142		public void testAddAllSelf() {
143	+	LinkedTransferQueue q = populatedQueue(SIZE);
144		try {
135	–	LinkedTransferQueue q = populatedQueue(SIZE);
145		q.addAll(q);
146		shouldThrow();
147		} catch (IllegalArgumentException success) {}
#	Line 143 \| Line 152 \| public class LinkedTransferQueueTest ext
152		* NullPointerException after possibly adding some elements
153		*/
154		public void testAddAll3() {
155	+	LinkedTransferQueue q = new LinkedTransferQueue();
156	+	Integer[] ints = new Integer[SIZE];
157	+	for (int i = 0; i < SIZE - 1; ++i)
158	+	ints[i] = i;
159		try {
147	–	LinkedTransferQueue q = new LinkedTransferQueue();
148	–	Integer[] ints = new Integer[SIZE];
149	–	for (int i = 0; i < SIZE - 1; ++i) {
150	–	ints[i] = i;
151	–	}
160		q.addAll(Arrays.asList(ints));
161		shouldThrow();
162		} catch (NullPointerException success) {}
#	Line 175 \| Line 183 \| public class LinkedTransferQueueTest ext
183		* all elements successfully put are contained
184		*/
185		public void testPut() {
186	<	LinkedTransferQueue<Integer> q = new LinkedTransferQueue<Integer>();
186	>	LinkedTransferQueue<Integer> q = new LinkedTransferQueue<>();
187		for (int i = 0; i < SIZE; ++i) {
188		assertEquals(i, q.size());
189		q.put(i);
#	Line 201 \| Line 209 \| public class LinkedTransferQueueTest ext
209		final CountDownLatch pleaseInterrupt = new CountDownLatch(1);
210		Thread t = newStartedThread(new CheckedRunnable() {
211		public void realRun() throws InterruptedException {
212	<	for (int i = 0; i < SIZE; ++i) {
205	<	assertEquals(i, q.take());
206	<	}
212	>	for (int i = 0; i < SIZE; i++) assertEquals(i, q.take());
213
214		Thread.currentThread().interrupt();
215		try {
#	Line 221 \| Line 227 \| public class LinkedTransferQueueTest ext
227		}});
228
229		await(pleaseInterrupt);
230	<	assertThreadStaysAlive(t);
230	>	assertThreadBlocks(t, Thread.State.WAITING);
231		t.interrupt();
232		awaitTermination(t);
233		}
#	Line 255 \| Line 261 \| public class LinkedTransferQueueTest ext
261		*/
262		public void testTimedPoll() throws InterruptedException {
263		LinkedTransferQueue<Integer> q = populatedQueue(SIZE);
258	–	for (int i = 0; i < SIZE; ++i) {
259	–	long startTime = System.nanoTime();
260	–	assertEquals(i, (int) q.poll(LONG_DELAY_MS, MILLISECONDS));
261	–	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
262	–	}
264		long startTime = System.nanoTime();
265	+	for (int i = 0; i < SIZE; ++i)
266	+	assertEquals(i, (int) q.poll(LONG_DELAY_MS, MILLISECONDS));
267	+	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
268	+
269	+	startTime = System.nanoTime();
270		assertNull(q.poll(timeoutMillis(), MILLISECONDS));
271		assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
272		checkEmpty(q);
#	Line 272 \| Line 278 \| public class LinkedTransferQueueTest ext
278		*/
279		public void testInterruptedTimedPoll() throws InterruptedException {
280		final BlockingQueue<Integer> q = populatedQueue(SIZE);
281	<	final CountDownLatch aboutToWait = new CountDownLatch(1);
281	>	final CountDownLatch pleaseInterrupt = new CountDownLatch(1);
282		Thread t = newStartedThread(new CheckedRunnable() {
283		public void realRun() throws InterruptedException {
284	<	for (int i = 0; i < SIZE; ++i) {
285	<	long t0 = System.nanoTime();
284	>	long startTime = System.nanoTime();
285	>	for (int i = 0; i < SIZE; ++i)
286		assertEquals(i, (int) q.poll(LONG_DELAY_MS, MILLISECONDS));
287	<	assertTrue(millisElapsedSince(t0) < SMALL_DELAY_MS);
288	<	}
283	<	long t0 = System.nanoTime();
284	<	aboutToWait.countDown();
287	>
288	>	pleaseInterrupt.countDown();
289		try {
290	<	q.poll(MEDIUM_DELAY_MS, MILLISECONDS);
290	>	q.poll(LONG_DELAY_MS, MILLISECONDS);
291		shouldThrow();
292	<	} catch (InterruptedException success) {
293	<	assertTrue(millisElapsedSince(t0) < MEDIUM_DELAY_MS);
294	<	}
292	>	} catch (InterruptedException success) {}
293	>	assertFalse(Thread.interrupted());
294	>
295	>	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
296		}});
297
298	<	aboutToWait.await();
299	<	waitForThreadToEnterWaitState(t, SMALL_DELAY_MS);
298	>	await(pleaseInterrupt);
299	>	assertThreadBlocks(t, Thread.State.TIMED_WAITING);
300		t.interrupt();
301	<	awaitTermination(t, MEDIUM_DELAY_MS);
301	>	awaitTermination(t);
302		checkEmpty(q);
303		}
304
#	Line 305 \| Line 310 \| public class LinkedTransferQueueTest ext
310		final BlockingQueue<Integer> q = populatedQueue(SIZE);
311		Thread t = newStartedThread(new CheckedRunnable() {
312		public void realRun() throws InterruptedException {
313	+	long startTime = System.nanoTime();
314		Thread.currentThread().interrupt();
315	<	for (int i = 0; i < SIZE; ++i) {
310	<	long t0 = System.nanoTime();
315	>	for (int i = 0; i < SIZE; ++i)
316		assertEquals(i, (int) q.poll(LONG_DELAY_MS, MILLISECONDS));
312	–	assertTrue(millisElapsedSince(t0) < SMALL_DELAY_MS);
313	–	}
317		try {
318	<	q.poll(MEDIUM_DELAY_MS, MILLISECONDS);
318	>	q.poll(LONG_DELAY_MS, MILLISECONDS);
319		shouldThrow();
320		} catch (InterruptedException success) {}
321	+	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
322		}});
323
324	<	awaitTermination(t, MEDIUM_DELAY_MS);
324	>	awaitTermination(t);
325		checkEmpty(q);
326		}
327
#	Line 413 \| Line 417 \| public class LinkedTransferQueueTest ext
417		*/
418		public void testContainsAll() {
419		LinkedTransferQueue<Integer> q = populatedQueue(SIZE);
420	<	LinkedTransferQueue<Integer> p = new LinkedTransferQueue<Integer>();
420	>	LinkedTransferQueue<Integer> p = new LinkedTransferQueue<>();
421		for (int i = 0; i < SIZE; ++i) {
422		assertTrue(q.containsAll(p));
423		assertFalse(p.containsAll(q));
#	Line 499 \| Line 503 \| public class LinkedTransferQueueTest ext
503		public void testIterator() throws InterruptedException {
504		LinkedTransferQueue q = populatedQueue(SIZE);
505		Iterator it = q.iterator();
506	<	int i = 0;
507	<	while (it.hasNext()) {
508	<	assertEquals(it.next(), i++);
505	<	}
506	>	int i;
507	>	for (i = 0; it.hasNext(); i++)
508	>	assertTrue(q.contains(it.next()));
509		assertEquals(i, SIZE);
510	+	assertIteratorExhausted(it);
511	+
512	+	it = q.iterator();
513	+	for (i = 0; it.hasNext(); i++)
514	+	assertEquals(it.next(), q.take());
515	+	assertEquals(i, SIZE);
516	+	assertIteratorExhausted(it);
517	+	}
518	+
519	+	/**
520	+	* iterator of empty collection has no elements
521	+	*/
522	+	public void testEmptyIterator() {
523	+	assertIteratorExhausted(new LinkedTransferQueue().iterator());
524		}
525
526		/**
#	Line 529 \| Line 546 \| public class LinkedTransferQueueTest ext
546		* iterator ordering is FIFO
547		*/
548		public void testIteratorOrdering() {
549	<	final LinkedTransferQueue<Integer> q
533	<	= new LinkedTransferQueue<Integer>();
549	>	final LinkedTransferQueue<Integer> q = new LinkedTransferQueue<>();
550		assertEquals(Integer.MAX_VALUE, q.remainingCapacity());
551		q.add(one);
552		q.add(two);
#	Line 575 \| Line 591 \| public class LinkedTransferQueueTest ext
591		public void testOfferInExecutor() {
592		final LinkedTransferQueue q = new LinkedTransferQueue();
593		final CheckedBarrier threadsStarted = new CheckedBarrier(2);
594	<	ExecutorService executor = Executors.newFixedThreadPool(2);
594	>	final ExecutorService executor = Executors.newFixedThreadPool(2);
595	>	try (PoolCleaner cleaner = cleaner(executor)) {
596
597	<	executor.execute(new CheckedRunnable() {
598	<	public void realRun() throws InterruptedException {
599	<	threadsStarted.await();
600	<	assertTrue(q.offer(one, LONG_DELAY_MS, MILLISECONDS));
601	<	}});
602	<
603	<	executor.execute(new CheckedRunnable() {
587	<	public void realRun() throws InterruptedException {
588	<	threadsStarted.await();
589	<	assertSame(one, q.take());
590	<	checkEmpty(q);
591	<	}});
597	>	executor.execute(new CheckedRunnable() {
598	>	public void realRun() throws InterruptedException {
599	>	threadsStarted.await();
600	>	long startTime = System.nanoTime();
601	>	assertTrue(q.offer(one, LONG_DELAY_MS, MILLISECONDS));
602	>	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
603	>	}});
604
605	<	joinPool(executor);
605	>	executor.execute(new CheckedRunnable() {
606	>	public void realRun() throws InterruptedException {
607	>	threadsStarted.await();
608	>	assertSame(one, q.take());
609	>	checkEmpty(q);
610	>	}});
611	>	}
612		}
613
614		/**
#	Line 599 \| Line 617 \| public class LinkedTransferQueueTest ext
617		public void testPollInExecutor() {
618		final LinkedTransferQueue q = new LinkedTransferQueue();
619		final CheckedBarrier threadsStarted = new CheckedBarrier(2);
620	<	ExecutorService executor = Executors.newFixedThreadPool(2);
620	>	final ExecutorService executor = Executors.newFixedThreadPool(2);
621	>	try (PoolCleaner cleaner = cleaner(executor)) {
622
623	<	executor.execute(new CheckedRunnable() {
624	<	public void realRun() throws InterruptedException {
625	<	assertNull(q.poll());
626	<	threadsStarted.await();
627	<	assertSame(one, q.poll(LONG_DELAY_MS, MILLISECONDS));
628	<	checkEmpty(q);
629	<	}});
630	<
631	<	executor.execute(new CheckedRunnable() {
613	<	public void realRun() throws InterruptedException {
614	<	threadsStarted.await();
615	<	q.put(one);
616	<	}});
623	>	executor.execute(new CheckedRunnable() {
624	>	public void realRun() throws InterruptedException {
625	>	assertNull(q.poll());
626	>	threadsStarted.await();
627	>	long startTime = System.nanoTime();
628	>	assertSame(one, q.poll(LONG_DELAY_MS, MILLISECONDS));
629	>	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
630	>	checkEmpty(q);
631	>	}});
632
633	<	joinPool(executor);
633	>	executor.execute(new CheckedRunnable() {
634	>	public void realRun() throws InterruptedException {
635	>	threadsStarted.await();
636	>	q.put(one);
637	>	}});
638	>	}
639		}
640
641		/**
#	Line 625 \| Line 645 \| public class LinkedTransferQueueTest ext
645		Queue x = populatedQueue(SIZE);
646		Queue y = serialClone(x);
647
648	<	assertTrue(x != y);
648	>	assertNotSame(y, x);
649		assertEquals(x.size(), y.size());
650		assertEquals(x.toString(), y.toString());
651		assertTrue(Arrays.equals(x.toArray(), y.toArray()));
#	Line 676 \| Line 696 \| public class LinkedTransferQueueTest ext
696		assertTrue(l.size() >= SIZE);
697		for (int i = 0; i < SIZE; ++i)
698		assertEquals(i, l.get(i));
699	<	awaitTermination(t, MEDIUM_DELAY_MS);
699	>	awaitTermination(t);
700		assertTrue(q.size() + l.size() >= SIZE);
701		}
702
#	Line 696 \| Line 716 \| public class LinkedTransferQueueTest ext
716		assertEquals(SIZE - k, q.size());
717		for (int j = 0; j < k; ++j)
718		assertEquals(j, l.get(j));
719	<	while (q.poll() != null)
700	<	;
719	>	do {} while (q.poll() != null);
720		}
721		}
722
#	Line 714 \| Line 733 \| public class LinkedTransferQueueTest ext
733		Thread t = newStartedThread(new CheckedRunnable() {
734		public void realRun() throws InterruptedException {
735		threadStarted.countDown();
736	+	long startTime = System.nanoTime();
737		assertSame(one, q.poll(LONG_DELAY_MS, MILLISECONDS));
738		assertEquals(0, q.getWaitingConsumerCount());
739		assertFalse(q.hasWaitingConsumer());
740	+	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
741		}});
742
743		threadStarted.await();
744	<	waitForThreadToEnterWaitState(t, SMALL_DELAY_MS);
745	<	assertEquals(1, q.getWaitingConsumerCount());
746	<	assertTrue(q.hasWaitingConsumer());
744	>	Callable<Boolean> oneConsumer
745	>	= new Callable<Boolean>() { public Boolean call() {
746	>	return q.hasWaitingConsumer()
747	>	&& q.getWaitingConsumerCount() == 1; }};
748	>	waitForThreadToEnterWaitState(t, oneConsumer);
749
750		assertTrue(q.offer(one));
751		assertEquals(0, q.getWaitingConsumerCount());
752		assertFalse(q.hasWaitingConsumer());
753
754	<	awaitTermination(t, MEDIUM_DELAY_MS);
754	>	awaitTermination(t);
755		}
756
757		/**
#	Line 744 \| Line 767 \| public class LinkedTransferQueueTest ext
767
768		/**
769		* transfer waits until a poll occurs. The transfered element
770	<	* is returned by this associated poll.
770	>	* is returned by the associated poll.
771		*/
772		public void testTransfer2() throws InterruptedException {
773	<	final LinkedTransferQueue<Integer> q
751	<	= new LinkedTransferQueue<Integer>();
773	>	final LinkedTransferQueue<Integer> q = new LinkedTransferQueue<>();
774		final CountDownLatch threadStarted = new CountDownLatch(1);
775
776		Thread t = newStartedThread(new CheckedRunnable() {
#	Line 759 \| Line 781 \| public class LinkedTransferQueueTest ext
781		}});
782
783		threadStarted.await();
784	<	waitForThreadToEnterWaitState(t, SMALL_DELAY_MS);
785	<	assertEquals(1, q.size());
784	>	Callable<Boolean> oneElement
785	>	= new Callable<Boolean>() { public Boolean call() {
786	>	return !q.isEmpty() && q.size() == 1; }};
787	>	waitForThreadToEnterWaitState(t, oneElement);
788	>
789		assertSame(five, q.poll());
790		checkEmpty(q);
791	<	awaitTermination(t, MEDIUM_DELAY_MS);
791	>	awaitTermination(t);
792		}
793
794		/**
795		* transfer waits until a poll occurs, and then transfers in fifo order
796		*/
797		public void testTransfer3() throws InterruptedException {
798	<	final LinkedTransferQueue<Integer> q
774	<	= new LinkedTransferQueue<Integer>();
798	>	final LinkedTransferQueue<Integer> q = new LinkedTransferQueue<>();
799
800		Thread first = newStartedThread(new CheckedRunnable() {
801		public void realRun() throws InterruptedException {
802		q.transfer(four);
803	<	assertTrue(!q.contains(four));
803	>	assertFalse(q.contains(four));
804		assertEquals(1, q.size());
805		}});
806
#	Line 819 \| Line 843 \| public class LinkedTransferQueueTest ext
843		assertEquals(1, q.size());
844		assertTrue(q.offer(three));
845		assertSame(four, q.poll());
846	<	awaitTermination(t, MEDIUM_DELAY_MS);
846	>	awaitTermination(t);
847		}
848
849		/**
850		* transfer waits until a take occurs. The transfered element
851	<	* is returned by this associated take.
851	>	* is returned by the associated take.
852		*/
853		public void testTransfer5() throws InterruptedException {
854	<	final LinkedTransferQueue<Integer> q
831	<	= new LinkedTransferQueue<Integer>();
854	>	final LinkedTransferQueue<Integer> q = new LinkedTransferQueue<>();
855
856		Thread t = newStartedThread(new CheckedRunnable() {
857		public void realRun() throws InterruptedException {
#	Line 842 \| Line 865 \| public class LinkedTransferQueueTest ext
865		assertEquals(1, q.size());
866		assertSame(four, q.take());
867		checkEmpty(q);
868	<	awaitTermination(t, MEDIUM_DELAY_MS);
868	>	awaitTermination(t);
869		}
870
871		/**
872		* tryTransfer(null) throws NullPointerException
873		*/
874		public void testTryTransfer1() {
875	+	final LinkedTransferQueue q = new LinkedTransferQueue();
876		try {
853	–	final LinkedTransferQueue q = new LinkedTransferQueue();
877		q.tryTransfer(null);
878		shouldThrow();
879		} catch (NullPointerException success) {}
#	Line 884 \| Line 907 \| public class LinkedTransferQueueTest ext
907		assertTrue(q.tryTransfer(hotPotato));
908		}});
909
910	<	assertSame(hotPotato, q.poll(MEDIUM_DELAY_MS, MILLISECONDS));
910	>	long startTime = System.nanoTime();
911	>	assertSame(hotPotato, q.poll(LONG_DELAY_MS, MILLISECONDS));
912	>	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
913		checkEmpty(q);
914	<	awaitTermination(t, MEDIUM_DELAY_MS);
914	>	awaitTermination(t);
915		}
916
917		/**
#	Line 908 \| Line 933 \| public class LinkedTransferQueueTest ext
933
934		assertSame(q.take(), hotPotato);
935		checkEmpty(q);
936	<	awaitTermination(t, MEDIUM_DELAY_MS);
936	>	awaitTermination(t);
937		}
938
939		/**
#	Line 921 \| Line 946 \| public class LinkedTransferQueueTest ext
946
947		Thread t = newStartedThread(new CheckedRunnable() {
948		public void realRun() throws InterruptedException {
949	+	long startTime = System.nanoTime();
950		Thread.currentThread().interrupt();
951		try {
952		q.tryTransfer(new Object(), LONG_DELAY_MS, MILLISECONDS);
#	Line 934 \| Line 960 \| public class LinkedTransferQueueTest ext
960		shouldThrow();
961		} catch (InterruptedException success) {}
962		assertFalse(Thread.interrupted());
963	+	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
964		}});
965
966		await(pleaseInterrupt);
967	<	assertThreadStaysAlive(t);
967	>	assertThreadBlocks(t, Thread.State.TIMED_WAITING);
968		t.interrupt();
969		awaitTermination(t);
970		checkEmpty(q);
#	Line 951 \| Line 978 \| public class LinkedTransferQueueTest ext
978
979		Thread t = newStartedThread(new CheckedRunnable() {
980		public void realRun() throws InterruptedException {
981	<	long t0 = System.nanoTime();
981	>	long startTime = System.nanoTime();
982		assertFalse(q.tryTransfer(new Object(),
983		timeoutMillis(), MILLISECONDS));
984	<	assertTrue(millisElapsedSince(t0) >= timeoutMillis());
984	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
985		checkEmpty(q);
986		}});
987
#	Line 972 \| Line 999 \| public class LinkedTransferQueueTest ext
999
1000		Thread t = newStartedThread(new CheckedRunnable() {
1001		public void realRun() throws InterruptedException {
1002	<	assertTrue(q.tryTransfer(five, MEDIUM_DELAY_MS, MILLISECONDS));
1002	>	long startTime = System.nanoTime();
1003	>	assertTrue(q.tryTransfer(five, LONG_DELAY_MS, MILLISECONDS));
1004	>	assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS);
1005		checkEmpty(q);
1006		}});
1007
#	Line 982 \| Line 1011 \| public class LinkedTransferQueueTest ext
1011		assertSame(four, q.poll());
1012		assertSame(five, q.poll());
1013		checkEmpty(q);
1014	<	awaitTermination(t, MEDIUM_DELAY_MS);
1014	>	awaitTermination(t);
1015		}
1016
1017		/**
#	Line 993 \| Line 1022 \| public class LinkedTransferQueueTest ext
1022		final LinkedTransferQueue q = new LinkedTransferQueue();
1023		assertTrue(q.offer(four));
1024		assertEquals(1, q.size());
1025	<	long t0 = System.nanoTime();
1025	>	long startTime = System.nanoTime();
1026		assertFalse(q.tryTransfer(five, timeoutMillis(), MILLISECONDS));
1027	<	assertTrue(millisElapsedSince(t0) >= timeoutMillis());
1027	>	assertTrue(millisElapsedSince(startTime) >= timeoutMillis());
1028		assertEquals(1, q.size());
1029		assertSame(four, q.poll());
1030		assertNull(q.poll());
#	Line 1003 \| Line 1032 \| public class LinkedTransferQueueTest ext
1032		}
1033
1034		private LinkedTransferQueue<Integer> populatedQueue(int n) {
1035	<	LinkedTransferQueue<Integer> q = new LinkedTransferQueue<Integer>();
1035	>	LinkedTransferQueue<Integer> q = new LinkedTransferQueue<>();
1036		checkEmpty(q);
1037		for (int i = 0; i < n; i++) {
1038		assertEquals(i, q.size());
#	Line 1013 \| Line 1042 \| public class LinkedTransferQueueTest ext
1042		assertFalse(q.isEmpty());
1043		return q;
1044		}
1045	+
1046	+	/**
1047	+	* remove(null), contains(null) always return false
1048	+	*/
1049	+	public void testNeverContainsNull() {
1050	+	Collection<?>[] qs = {
1051	+	new LinkedTransferQueue<Object>(),
1052	+	populatedQueue(2),
1053	+	};
1054	+
1055	+	for (Collection<?> q : qs) {
1056	+	assertFalse(q.contains(null));
1057	+	assertFalse(q.remove(null));
1058	+	}
1059	+	}
1060		}

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Comparing jsr166/src/test/tck/LinkedTransferQueueTest.java (file contents): Revision 1.51 by jsr166, Sat Nov 26 05:42:14 2011 UTC vs. Revision 1.76 by jsr166, Sun May 14 00:48:20 2017 UTC

Diff Legend

Comparing jsr166/src/test/tck/LinkedTransferQueueTest.java (file contents):
Revision 1.51 by jsr166, Sat Nov 26 05:42:14 2011 UTC vs.
Revision 1.76 by jsr166, Sun May 14 00:48:20 2017 UTC