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

Comparing jsr166/src/test/tck/LinkedTransferQueueTest.java (file contents):
Revision 1.5 by jsr166, Sun Aug 2 08:17:31 2009 UTC vs.
Revision 1.9 by jsr166, Wed Aug 5 00:43:23 2009 UTC

#	Line 17 | Line 17 | import java.util.ConcurrentModificationE
17		import java.util.Iterator;
18		import java.util.NoSuchElementException;
19		import java.util.concurrent.*;
20	+	import static java.util.concurrent.TimeUnit.MILLISECONDS;
21		import junit.framework.Test;
22		import junit.framework.TestSuite;
23
#	Line 31 | Line 32 | public class LinkedTransferQueueTest ext
32		}
33
34		/**
35	<	* Constructor builds new queue with size being zero and empty being true
35	>	* Constructor builds new queue with size being zero and empty
36	>	* being true
37		*/
38		public void testConstructor1() {
39		assertEquals(0, new LinkedTransferQueue().size());
#	Line 39 | Line 41 | public class LinkedTransferQueueTest ext
41		}
42
43		/**
44	<	* Initializing constructor with null collection throws NullPointerException
44	>	* Initializing constructor with null collection throws
45	>	* NullPointerException
46		*/
47		public void testConstructor2() {
48		try {
#	Line 50 | Line 53 | public class LinkedTransferQueueTest ext
53		}
54
55		/**
56	<	* Initializing from Collection of null elements throws NullPointerException
56	>	* Initializing from Collection of null elements throws
57	>	* NullPointerException
58		*/
59		public void testConstructor3() {
60		try {
61		Integer[] ints = new Integer[SIZE];
62	<	LinkedTransferQueue q = new LinkedTransferQueue(Arrays.asList(ints));
62	>	new LinkedTransferQueue(Arrays.asList(ints));
63		shouldThrow();
64		} catch (NullPointerException success) {
65		}
#	Line 71 | Line 75 | public class LinkedTransferQueueTest ext
75		for (int i = 0; i < SIZE - 1; ++i) {
76		ints[i] = i;
77		}
78	<	LinkedTransferQueue q = new LinkedTransferQueue(Arrays.asList(ints));
78	>	new LinkedTransferQueue(Arrays.asList(ints));
79		shouldThrow();
80		} catch (NullPointerException success) {
81		}
#	Line 86 | Line 90 | public class LinkedTransferQueueTest ext
90		for (int i = 0; i < SIZE; ++i) {
91		ints[i] = i;
92		}
93	<	LinkedTransferQueue q = new LinkedTransferQueue(Arrays.asList(ints));
93	>	LinkedTransferQueue q
94	>	= new LinkedTransferQueue(Arrays.asList(ints));
95		for (int i = 0; i < SIZE; ++i) {
96		assertEquals(ints[i], q.poll());
97		}
#	Line 173 | Line 178 | public class LinkedTransferQueueTest ext
178		}
179
180		/**
181	<	* addAll of a collection with any null elements throws NullPointerException after
182	<	* possibly adding some elements
181	>	* addAll of a collection with any null elements throws
182	>	* NullPointerException after possibly adding some elements
183		*/
184		public void testAddAll3() {
185		try {
#	Line 244 | Line 249 | public class LinkedTransferQueueTest ext
249		*/
250		public void testTakeFromEmpty() throws InterruptedException {
251		final LinkedTransferQueue q = new LinkedTransferQueue();
252	<	Thread t = new Thread(new Runnable() {
253	<	public void run() {
254	<	try {
250	<	q.take();
251	<	threadShouldThrow();
252	<	} catch (InterruptedException success) {
253	<	} catch (Throwable ex) {
254	<	threadUnexpectedException(ex);
255	<	}
252	>	Thread t = newStartedThread(new CheckedInterruptedRunnable() {
253	>	void realRun() throws InterruptedException {
254	>	q.take();
255		}});
257	–	t.start();
256		Thread.sleep(SHORT_DELAY_MS);
257		t.interrupt();
258		t.join();
#	Line 264 | Line 262 | public class LinkedTransferQueueTest ext
262		* Take removes existing elements until empty, then blocks interruptibly
263		*/
264		public void testBlockingTake() throws InterruptedException {
265	<	Thread t = new Thread(new Runnable() {
266	<	public void run() {
267	<	try {
268	<	LinkedTransferQueue<Integer> q = populatedQueue(SIZE);
269	<	for (int i = 0; i < SIZE; ++i) {
272	<	threadAssertEquals(i, (int) q.take());
273	<	}
274	<	q.take();
275	<	threadShouldThrow();
276	<	} catch (InterruptedException success) {
277	<	} catch (Throwable ex) {
278	<	threadUnexpectedException(ex);
265	>	Thread t = newStartedThread(new CheckedInterruptedRunnable() {
266	>	void realRun() throws InterruptedException {
267	>	LinkedTransferQueue<Integer> q = populatedQueue(SIZE);
268	>	for (int i = 0; i < SIZE; ++i) {
269	>	threadAssertEquals(i, (int) q.take());
270		}
271	+	q.take();
272		}});
281	–	t.start();
273		Thread.sleep(SHORT_DELAY_MS);
274		t.interrupt();
275		t.join();
#	Line 301 | Line 292 | public class LinkedTransferQueueTest ext
292		public void testTimedPoll0() throws InterruptedException {
293		LinkedTransferQueue<Integer> q = populatedQueue(SIZE);
294		for (int i = 0; i < SIZE; ++i) {
295	<	assertEquals(i, (int) q.poll(0, TimeUnit.MILLISECONDS));
295	>	assertEquals(i, (int) q.poll(0, MILLISECONDS));
296		}
297	<	assertNull(q.poll(0, TimeUnit.MILLISECONDS));
297	>	assertNull(q.poll(0, MILLISECONDS));
298		}
299
300		/**
#	Line 312 | Line 303 | public class LinkedTransferQueueTest ext
303		public void testTimedPoll() throws InterruptedException {
304		LinkedTransferQueue<Integer> q = populatedQueue(SIZE);
305		for (int i = 0; i < SIZE; ++i) {
306	<	assertEquals(i, (int) q.poll(SHORT_DELAY_MS, TimeUnit.MILLISECONDS));
306	>	assertEquals(i, (int) q.poll(SHORT_DELAY_MS, MILLISECONDS));
307		}
308	<	assertNull(q.poll(SHORT_DELAY_MS, TimeUnit.MILLISECONDS));
308	>	assertNull(q.poll(SHORT_DELAY_MS, MILLISECONDS));
309		}
310
311		/**
#	Line 322 | Line 313 | public class LinkedTransferQueueTest ext
313		* returning timeout status
314		*/
315		public void testInterruptedTimedPoll() throws InterruptedException {
316	<	Thread t = new Thread(new Runnable() {
317	<	public void run() {
318	<	try {
319	<	LinkedTransferQueue<Integer> q = populatedQueue(SIZE);
320	<	for (int i = 0; i < SIZE; ++i) {
321	<	threadAssertEquals(i, (int) q.poll(SHORT_DELAY_MS, TimeUnit.MILLISECONDS));
331	<	}
332	<	threadAssertNull(q.poll(SHORT_DELAY_MS, TimeUnit.MILLISECONDS));
333	<	} catch (InterruptedException success) {
334	<	} catch (Throwable ex) {
335	<	threadUnexpectedException(ex);
316	>	final LinkedTransferQueue<Integer> q = populatedQueue(SIZE);
317	>	Thread t = newStartedThread(new CheckedInterruptedRunnable() {
318	>	void realRun() throws InterruptedException {
319	>	for (int i = 0; i < SIZE; ++i) {
320	>	threadAssertEquals(i, (int) q.poll(LONG_DELAY_MS,
321	>	MILLISECONDS));
322		}
323	+	q.poll(LONG_DELAY_MS, MILLISECONDS);
324		}});
325	<	t.start();
339	<	Thread.sleep(SHORT_DELAY_MS);
325	>	Thread.sleep(SMALL_DELAY_MS);
326		t.interrupt();
327		t.join();
328	+	assertEquals(q.size(), 0);
329	+	assertNull(q.poll());
330		}
331
332		/**
#	Line 347 | Line 335 | public class LinkedTransferQueueTest ext
335		*/
336		public void testTimedPollWithOffer() throws InterruptedException {
337		final LinkedTransferQueue q = new LinkedTransferQueue();
338	<	Thread t = new Thread(new Runnable() {
339	<	public void run() {
340	<	try {
341	<	threadAssertNull(q.poll(SHORT_DELAY_MS, TimeUnit.MILLISECONDS));
342	<	q.poll(LONG_DELAY_MS, TimeUnit.MILLISECONDS);
355	<	q.poll(LONG_DELAY_MS, TimeUnit.MILLISECONDS);
356	<	threadShouldThrow();
357	<	} catch (InterruptedException success) {
358	<	} catch (Throwable ex) {
359	<	threadUnexpectedException(ex);
360	<	}
338	>	Thread t = newStartedThread(new CheckedInterruptedRunnable() {
339	>	void realRun() throws InterruptedException {
340	>	threadAssertNull(q.poll(SHORT_DELAY_MS, MILLISECONDS));
341	>	q.poll(LONG_DELAY_MS, MILLISECONDS);
342	>	q.poll(LONG_DELAY_MS, MILLISECONDS);
343		}});
362	–	t.start();
344		Thread.sleep(SMALL_DELAY_MS);
345	<	assertTrue(q.offer(zero, SHORT_DELAY_MS, TimeUnit.MILLISECONDS));
345	>	assertTrue(q.offer(zero, SHORT_DELAY_MS, MILLISECONDS));
346		t.interrupt();
347		t.join();
348		}
#	Line 482 | Line 463 | public class LinkedTransferQueueTest ext
463		}
464
465		/**
466	<	* retainAll(c) retains only those elements of c and reports true if changed
466	>	* retainAll(c) retains only those elements of c and reports true
467	>	* if changed
468		*/
469		public void testRetainAll() {
470		LinkedTransferQueue q = populatedQueue(SIZE);
#	Line 501 | Line 483 | public class LinkedTransferQueueTest ext
483		}
484
485		/**
486	<	* removeAll(c) removes only those elements of c and reports true if changed
486	>	* removeAll(c) removes only those elements of c and reports true
487	>	* if changed
488		*/
489		public void testRemoveAll() {
490		for (int i = 1; i < SIZE; ++i) {
#	Line 596 | Line 579 | public class LinkedTransferQueueTest ext
579		* iterator ordering is FIFO
580		*/
581		public void testIteratorOrdering() {
582	<	final LinkedTransferQueue<Integer> q = new LinkedTransferQueue<Integer>();
582	>	final LinkedTransferQueue<Integer> q
583	>	= new LinkedTransferQueue<Integer>();
584		assertEquals(Integer.MAX_VALUE, q.remainingCapacity());
585		q.add(one);
586		q.add(two);
#	Line 643 | Line 627 | public class LinkedTransferQueueTest ext
627		q.add(one);
628		q.add(two);
629		ExecutorService executor = Executors.newFixedThreadPool(2);
630	<	executor.execute(new Runnable() {
631	<	public void run() {
632	<	try {
633	<	threadAssertTrue(q.offer(three, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS));
634	<	} catch (Throwable ex) {
651	<	threadUnexpectedException(ex);
652	<	}
630	>
631	>	executor.execute(new CheckedRunnable() {
632	>	void realRun() {
633	>	threadAssertTrue(q.offer(three, MEDIUM_DELAY_MS,
634	>	MILLISECONDS));
635		}});
636
637	<	executor.execute(new Runnable() {
638	<	public void run() {
639	<	try {
640	<	Thread.sleep(SMALL_DELAY_MS);
659	<	threadAssertEquals(one, q.take());
660	<	} catch (Throwable ex) {
661	<	threadUnexpectedException(ex);
662	<	}
637	>	executor.execute(new CheckedRunnable() {
638	>	void realRun() throws InterruptedException {
639	>	Thread.sleep(SMALL_DELAY_MS);
640	>	threadAssertEquals(one, q.take());
641		}});
642
643		joinPool(executor);
#	Line 671 | Line 649 | public class LinkedTransferQueueTest ext
649		public void testPollInExecutor() {
650		final LinkedTransferQueue q = new LinkedTransferQueue();
651		ExecutorService executor = Executors.newFixedThreadPool(2);
652	<	executor.execute(new Runnable() {
653	<	public void run() {
654	<	try {
655	<	threadAssertNull(q.poll());
656	<	threadAssertTrue(null != q.poll(MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS));
657	<	threadAssertTrue(q.isEmpty());
658	<	} catch (Throwable  ex) {
681	<	threadUnexpectedException(ex);
682	<	}
652	>
653	>	executor.execute(new CheckedRunnable() {
654	>	void realRun() throws InterruptedException {
655	>	threadAssertNull(q.poll());
656	>	threadAssertTrue(null != q.poll(MEDIUM_DELAY_MS,
657	>	MILLISECONDS));
658	>	threadAssertTrue(q.isEmpty());
659		}});
660
661	<	executor.execute(new Runnable() {
662	<	public void run() {
663	<	try {
664	<	Thread.sleep(SMALL_DELAY_MS);
689	<	q.put(one);
690	<	} catch (Throwable ex) {
691	<	threadUnexpectedException(ex);
692	<	}
661	>	executor.execute(new CheckedRunnable() {
662	>	void realRun() throws InterruptedException {
663	>	Thread.sleep(SMALL_DELAY_MS);
664	>	q.put(one);
665		}});
666
667		joinPool(executor);
#	Line 702 | Line 674 | public class LinkedTransferQueueTest ext
674		LinkedTransferQueue q = populatedQueue(SIZE);
675
676		ByteArrayOutputStream bout = new ByteArrayOutputStream(10000);
677	<	ObjectOutputStream out = new ObjectOutputStream(new BufferedOutputStream(bout));
677	>	ObjectOutputStream out
678	>	= new ObjectOutputStream(new BufferedOutputStream(bout));
679		out.writeObject(q);
680		out.close();
681
682	<	ByteArrayInputStream bin = new ByteArrayInputStream(bout.toByteArray());
683	<	ObjectInputStream in = new ObjectInputStream(new BufferedInputStream(bin));
682	>	ByteArrayInputStream bin
683	>	= new ByteArrayInputStream(bout.toByteArray());
684	>	ObjectInputStream in
685	>	= new ObjectInputStream(new BufferedInputStream(bin));
686		LinkedTransferQueue r = (LinkedTransferQueue) in.readObject();
687
688		assertEquals(q.size(), r.size());
#	Line 771 | Line 746 | public class LinkedTransferQueueTest ext
746		*/
747		public void testDrainToWithActivePut() throws InterruptedException {
748		final LinkedTransferQueue q = populatedQueue(SIZE);
749	<	Thread t = new Thread(new Runnable() {
750	<	public void run() {
751	<	try {
777	<	q.put(SIZE + 1);
778	<	} catch (Throwable ex) {
779	<	threadUnexpectedException(ex);
780	<	}
749	>	Thread t = newStartedThread(new CheckedRunnable() {
750	>	void realRun() {
751	>	q.put(SIZE + 1);
752		}});
782	–	t.start();
753		ArrayList l = new ArrayList();
754		q.drainTo(l);
755		assertTrue(l.size() >= SIZE);
#	Line 837 | Line 807 | public class LinkedTransferQueueTest ext
807		}
808
809		/**
810	<	* poll and take should decrement the waiting consumer count
810	>	* poll and take decrement the waiting consumer count
811		*/
812		public void testWaitingConsumer() throws InterruptedException {
813		final LinkedTransferQueue q = new LinkedTransferQueue();
814		final ConsumerObserver waiting = new ConsumerObserver();
815	<	new Thread(new Runnable() {
816	<	public void run() {
817	<	try {
818	<	threadAssertTrue(q.hasWaitingConsumer());
819	<	waiting.setWaitingConsumer(q.getWaitingConsumerCount());
820	<	threadAssertTrue(q.offer(new Object()));
821	<	} catch (Throwable ex) {
822	<	threadUnexpectedException(ex);
823	<	}
824	<	}}).start();
825	<	assertTrue(q.poll(LONG_DELAY_MS, TimeUnit.MILLISECONDS) != null);
826	<	assertTrue(q.getWaitingConsumerCount() < waiting.getWaitingConsumers());
815	>
816	>	Thread t = newStartedThread(new CheckedRunnable() {
817	>	void realRun() throws InterruptedException {
818	>	Thread.sleep(SMALL_DELAY_MS);
819	>	threadAssertTrue(q.hasWaitingConsumer());
820	>	waiting.setWaitingConsumer(q.getWaitingConsumerCount());
821	>	threadAssertTrue(q.offer(new Object()));
822	>	}});
823	>
824	>	assertTrue(q.poll(LONG_DELAY_MS, MILLISECONDS) != null);
825	>	assertTrue(q.getWaitingConsumerCount()
826	>	< waiting.getWaitingConsumers());
827	>	t.join();
828		}
829
830		/**
#	Line 869 | Line 840 | public class LinkedTransferQueueTest ext
840		}
841
842		/**
843	<	* transfer attempts to insert into the queue then wait until that
844	<	* object is removed via take or poll.
843	>	* transfer waits until a poll occurs. The transfered element
844	>	* is returned by this associated poll.
845		*/
846		public void testTransfer2() throws InterruptedException {
847	<	final LinkedTransferQueue<Integer> q = new LinkedTransferQueue<Integer>();
847	>	final LinkedTransferQueue<Integer> q
848	>	= new LinkedTransferQueue<Integer>();
849
850	<	new Thread(new Runnable() {
851	<	public void run() {
852	<	try {
853	<	q.transfer(SIZE);
854	<	threadAssertTrue(q.isEmpty());
883	<	} catch (Throwable ex) {
884	<	threadUnexpectedException(ex);
885	<	}
886	<	}}).start();
850	>	Thread t = newStartedThread(new CheckedRunnable() {
851	>	void realRun() throws InterruptedException {
852	>	q.transfer(SIZE);
853	>	threadAssertTrue(q.isEmpty());
854	>	}});
855
856		Thread.sleep(SHORT_DELAY_MS);
857		assertEquals(1, q.size());
858		assertEquals(SIZE, (int) q.poll());
859		assertTrue(q.isEmpty());
860	+	t.join();
861		}
862
863		/**
864	<	* transfer will attempt to transfer in fifo order and continue
896	<	* waiting if the element being transfered is not polled or taken
864	>	* transfer waits until a poll occurs, and then transfers in fifo order
865		*/
866		public void testTransfer3() throws InterruptedException {
867	<	final LinkedTransferQueue<Integer> q = new LinkedTransferQueue<Integer>();
867	>	final LinkedTransferQueue<Integer> q
868	>	= new LinkedTransferQueue<Integer>();
869
870	<	Thread first =
871	<	new Thread(new Runnable() {
872	<	public void run() {
873	<	try {
874	<	Integer i = SIZE + 1;
875	<	q.transfer(i);
876	<	threadAssertTrue(!q.contains(i));
908	<	threadAssertEquals(1, q.size());
909	<	} catch (Throwable ex) {
910	<	threadUnexpectedException(ex);
911	<	}
912	<	}});
913	<	first.start();
870	>	Thread first = newStartedThread(new CheckedRunnable() {
871	>	void realRun() throws InterruptedException {
872	>	Integer i = SIZE + 1;
873	>	q.transfer(i);
874	>	threadAssertTrue(!q.contains(i));
875	>	threadAssertEquals(1, q.size());
876	>	}});
877
878	<	Thread interruptedThread =
879	<	new Thread(new Runnable() {
880	<	public void run() {
881	<	try {
882	<	while (q.size() == 0)
883	<	Thread.yield();
921	<	q.transfer(SIZE);
922	<	threadShouldThrow();
923	<	} catch (InterruptedException success) {
924	<	} catch (Throwable ex) {
925	<	threadUnexpectedException(ex);
926	<	}
878	>	Thread interruptedThread = newStartedThread(
879	>	new CheckedInterruptedRunnable() {
880	>	void realRun() throws InterruptedException {
881	>	while (q.size() == 0)
882	>	Thread.yield();
883	>	q.transfer(SIZE);
884		}});
928	–	interruptedThread.start();
885
886		while (q.size() < 2)
887		Thread.yield();
#	Line 940 | Line 896 | public class LinkedTransferQueueTest ext
896		}
897
898		/**
899	<	* transfer will wait as long as a poll or take occurs if one does occur
900	<	* the waiting is finished and the thread that tries to poll/take
945	<	* wins in retrieving the element
899	>	* transfer waits until a poll occurs, at which point the polling
900	>	* thread returns the element
901		*/
902		public void testTransfer4() throws InterruptedException {
903		final LinkedTransferQueue q = new LinkedTransferQueue();
904	<	new Thread(new Runnable() {
905	<	public void run() {
906	<	try {
907	<	q.transfer(four);
908	<	threadAssertFalse(q.contains(four));
909	<	threadAssertEquals(three, q.poll());
910	<	} catch (Throwable ex) {
911	<	threadUnexpectedException(ex);
912	<	}
958	<	}}).start();
959	<	Thread.sleep(MEDIUM_DELAY_MS);
904	>
905	>	Thread t = newStartedThread(new CheckedRunnable() {
906	>	void realRun() throws InterruptedException {
907	>	q.transfer(four);
908	>	threadAssertFalse(q.contains(four));
909	>	threadAssertEquals(three, q.poll());
910	>	}});
911	>
912	>	Thread.sleep(SHORT_DELAY_MS);
913		assertTrue(q.offer(three));
914		assertEquals(four, q.poll());
915	+	t.join();
916	+	}
917	+
918	+	/**
919	+	* transfer waits until a take occurs. The transfered element
920	+	* is returned by this associated take.
921	+	*/
922	+	public void testTransfer5() throws InterruptedException {
923	+	final LinkedTransferQueue<Integer> q
924	+	= new LinkedTransferQueue<Integer>();
925	+
926	+	Thread t = newStartedThread(new CheckedRunnable() {
927	+	void realRun() throws InterruptedException {
928	+	q.transfer(SIZE);
929	+	threadAssertTrue(q.isEmpty());
930	+	}});
931	+
932	+	Thread.sleep(SHORT_DELAY_MS);
933	+	assertEquals(SIZE, (int) q.take());
934	+	assertTrue(q.isEmpty());
935	+	t.join();
936		}
937
938		/**
#	Line 968 | Line 942 | public class LinkedTransferQueueTest ext
942		try {
943		final LinkedTransferQueue q = new LinkedTransferQueue();
944		q.tryTransfer(null);
945	<	this.shouldThrow();
945	>	shouldThrow();
946		} catch (NullPointerException ex) {
947		}
948		}
#	Line 992 | Line 966 | public class LinkedTransferQueueTest ext
966		public void testTryTransfer3() throws InterruptedException {
967		final Object hotPotato = new Object();
968		final LinkedTransferQueue q = new LinkedTransferQueue();
969	<	new Thread(new Runnable() {
970	<	public void run() {
971	<	try {
972	<	while (! q.hasWaitingConsumer())
973	<	Thread.yield();
974	<	threadAssertTrue(q.hasWaitingConsumer());
975	<	threadAssertTrue(q.isEmpty());
976	<	threadAssertTrue(q.size() == 0);
977	<	threadAssertTrue(q.tryTransfer(hotPotato));
978	<	} catch (Throwable ex) {
979	<	threadUnexpectedException(ex);
980	<	}
1007	<	}}).start();
1008	<	assertTrue(q.poll(LONG_DELAY_MS, TimeUnit.MILLISECONDS) == hotPotato);
969	>
970	>	Thread t = newStartedThread(new CheckedRunnable() {
971	>	void realRun() {
972	>	while (! q.hasWaitingConsumer())
973	>	Thread.yield();
974	>	threadAssertTrue(q.hasWaitingConsumer());
975	>	threadAssertTrue(q.isEmpty());
976	>	threadAssertTrue(q.size() == 0);
977	>	threadAssertTrue(q.tryTransfer(hotPotato));
978	>	}});
979	>
980	>	assertTrue(q.poll(MEDIUM_DELAY_MS, MILLISECONDS) == hotPotato);
981		assertTrue(q.isEmpty());
982	+	t.join();
983		}
984
985		/**
#	Line 1016 | Line 989 | public class LinkedTransferQueueTest ext
989		public void testTryTransfer4() throws InterruptedException {
990		final Object hotPotato = new Object();
991		final LinkedTransferQueue q = new LinkedTransferQueue();
992	<	new Thread(new Runnable() {
993	<	public void run() {
994	<	try {
995	<	while (! q.hasWaitingConsumer())
996	<	Thread.yield();
997	<	threadAssertTrue(q.hasWaitingConsumer());
998	<	threadAssertTrue(q.isEmpty());
999	<	threadAssertTrue(q.size() == 0);
1000	<	threadAssertTrue(q.tryTransfer(hotPotato));
1001	<	} catch (Throwable ex) {
1002	<	threadUnexpectedException(ex);
1030	<	}
1031	<	}}).start();
992	>
993	>	Thread t = newStartedThread(new CheckedRunnable() {
994	>	void realRun() {
995	>	while (! q.hasWaitingConsumer())
996	>	Thread.yield();
997	>	threadAssertTrue(q.hasWaitingConsumer());
998	>	threadAssertTrue(q.isEmpty());
999	>	threadAssertTrue(q.size() == 0);
1000	>	threadAssertTrue(q.tryTransfer(hotPotato));
1001	>	}});
1002	>
1003		assertTrue(q.take() == hotPotato);
1004		assertTrue(q.isEmpty());
1005	+	t.join();
1006		}
1007
1008		/**
1009	<	* tryTransfer waits the amount given if interrupted, show an
1010	<	* interrupted exception
1009	>	* tryTransfer waits the amount given if interrupted, and
1010	>	* throws interrupted exception
1011		*/
1012		public void testTryTransfer5() throws InterruptedException {
1013		final LinkedTransferQueue q = new LinkedTransferQueue();
1014	<	Thread toInterrupt = new Thread(new Runnable() {
1015	<	public void run() {
1016	<	try {
1017	<	q.tryTransfer(new Object(), LONG_DELAY_MS, TimeUnit.MILLISECONDS);
1046	<	threadShouldThrow();
1047	<	} catch (InterruptedException success) {
1048	<	} catch (Throwable ex) {
1049	<	threadUnexpectedException(ex);
1050	<	}
1014	>
1015	>	Thread toInterrupt = newStartedThread(new CheckedInterruptedRunnable() {
1016	>	void realRun() throws InterruptedException {
1017	>	q.tryTransfer(new Object(), LONG_DELAY_MS, MILLISECONDS);
1018		}});
1019	<	toInterrupt.start();
1019	>
1020		Thread.sleep(SMALL_DELAY_MS);
1021		toInterrupt.interrupt();
1022	+	toInterrupt.join();
1023		}
1024
1025		/**
#	Line 1059 | Line 1027 | public class LinkedTransferQueueTest ext
1027		*/
1028		public void testTryTransfer6() throws InterruptedException {
1029		final LinkedTransferQueue q = new LinkedTransferQueue();
1030	<	new Thread(new Runnable() {
1031	<	public void run() {
1032	<	try {
1033	<	threadAssertFalse(q.tryTransfer(new Object(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS));
1034	<	} catch (Throwable ex) {
1035	<	threadUnexpectedException(ex);
1036	<	}
1037	<	}}).start();
1038	<	Thread.sleep(LONG_DELAY_MS);
1030	>
1031	>	Thread t = newStartedThread(new CheckedRunnable() {
1032	>	void realRun() throws InterruptedException {
1033	>	threadAssertFalse
1034	>	(q.tryTransfer(new Object(),
1035	>	SHORT_DELAY_MS, MILLISECONDS));
1036	>	}});
1037	>
1038	>	Thread.sleep(SMALL_DELAY_MS);
1039		assertTrue(q.isEmpty());
1040	+	t.join();
1041		}
1042
1043		/**
#	Line 1078 | Line 1047 | public class LinkedTransferQueueTest ext
1047		public void testTryTransfer7() throws InterruptedException {
1048		final LinkedTransferQueue q = new LinkedTransferQueue();
1049		assertTrue(q.offer(four));
1050	<	new Thread(new Runnable() {
1051	<	public void run() {
1052	<	try {
1053	<	threadAssertTrue(q.tryTransfer(five, LONG_DELAY_MS, TimeUnit.MILLISECONDS));
1054	<	threadAssertTrue(q.isEmpty());
1055	<	} catch (Throwable ex) {
1056	<	threadUnexpectedException(ex);
1057	<	}
1089	<	}}).start();
1050	>
1051	>	Thread t = newStartedThread(new CheckedRunnable() {
1052	>	void realRun() throws InterruptedException {
1053	>	threadAssertTrue(q.tryTransfer(five,
1054	>	MEDIUM_DELAY_MS, MILLISECONDS));
1055	>	threadAssertTrue(q.isEmpty());
1056	>	}});
1057	>
1058		Thread.sleep(SHORT_DELAY_MS);
1059		assertEquals(2, q.size());
1060		assertEquals(four, q.poll());
1061		assertEquals(five, q.poll());
1062		assertTrue(q.isEmpty());
1063	+	t.join();
1064		}
1065
1066		/**
#	Line 1102 | Line 1071 | public class LinkedTransferQueueTest ext
1071		final LinkedTransferQueue q = new LinkedTransferQueue();
1072		assertTrue(q.offer(four));
1073		assertEquals(1, q.size());
1074	<	assertFalse(q.tryTransfer(five, SHORT_DELAY_MS, TimeUnit.MILLISECONDS));
1074	>	assertFalse(q.tryTransfer(five, SHORT_DELAY_MS, MILLISECONDS));
1075		assertEquals(1, q.size());
1076		assertEquals(four, q.poll());
1077		threadAssertTrue(q.isEmpty());

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