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

Comparing jsr166/src/test/tck/ArrayBlockingQueueTest.java (file contents):
Revision 1.14 by jsr166, Mon Nov 16 05:30:07 2009 UTC vs.
Revision 1.32 by jsr166, Wed Oct 6 07:49:22 2010 UTC

#	Line 10 | Line 10
10		import junit.framework.*;
11		import java.util.*;
12		import java.util.concurrent.*;
13	+	import static java.util.concurrent.TimeUnit.MILLISECONDS;
14		import java.io.*;
15
16		public class ArrayBlockingQueueTest extends JSR166TestCase {
17	+
18	+	public static class Fair extends BlockingQueueTest {
19	+	protected BlockingQueue emptyCollection() {
20	+	return new ArrayBlockingQueue(20, true);
21	+	}
22	+	}
23	+
24	+	public static class NonFair extends BlockingQueueTest {
25	+	protected BlockingQueue emptyCollection() {
26	+	return new ArrayBlockingQueue(20, false);
27	+	}
28	+	}
29	+
30		public static void main(String[] args) {
31	<	junit.textui.TestRunner.run (suite());
31	>	junit.textui.TestRunner.run(suite());
32		}
33	+
34		public static Test suite() {
35	<	return new TestSuite(ArrayBlockingQueueTest.class);
35	>	return newTestSuite(ArrayBlockingQueueTest.class,
36	>	new Fair().testSuite(),
37	>	new NonFair().testSuite());
38		}
39
40		/**
#	Line 27 | Line 44 | public class ArrayBlockingQueueTest exte
44		private ArrayBlockingQueue populatedQueue(int n) {
45		ArrayBlockingQueue q = new ArrayBlockingQueue(n);
46		assertTrue(q.isEmpty());
47	<	for (int i = 0; i < n; i++)
48	<	assertTrue(q.offer(new Integer(i)));
47	>	for (int i = 0; i < n; i++)
48	>	assertTrue(q.offer(new Integer(i)));
49		assertFalse(q.isEmpty());
50		assertEquals(0, q.remainingCapacity());
51	<	assertEquals(n, q.size());
51	>	assertEquals(n, q.size());
52		return q;
53		}
54
#	Line 43 | Line 60 | public class ArrayBlockingQueueTest exte
60		}
61
62		/**
63	<	* Constructor throws IAE if  capacity argument nonpositive
63	>	* Constructor throws IAE if capacity argument nonpositive
64		*/
65		public void testConstructor2() {
66		try {
67		ArrayBlockingQueue q = new ArrayBlockingQueue(0);
68		shouldThrow();
69	<	}
53	<	catch (IllegalArgumentException success) {}
69	>	} catch (IllegalArgumentException success) {}
70		}
71
72		/**
#	Line 60 | Line 76 | public class ArrayBlockingQueueTest exte
76		try {
77		ArrayBlockingQueue q = new ArrayBlockingQueue(1, true, null);
78		shouldThrow();
79	<	}
64	<	catch (NullPointerException success) {}
79	>	} catch (NullPointerException success) {}
80		}
81
82		/**
#	Line 72 | Line 87 | public class ArrayBlockingQueueTest exte
87		Integer[] ints = new Integer[SIZE];
88		ArrayBlockingQueue q = new ArrayBlockingQueue(SIZE, false, Arrays.asList(ints));
89		shouldThrow();
90	<	}
76	<	catch (NullPointerException success) {}
90	>	} catch (NullPointerException success) {}
91		}
92
93		/**
#	Line 86 | Line 100 | public class ArrayBlockingQueueTest exte
100		ints[i] = new Integer(i);
101		ArrayBlockingQueue q = new ArrayBlockingQueue(SIZE, false, Arrays.asList(ints));
102		shouldThrow();
103	<	}
90	<	catch (NullPointerException success) {}
103	>	} catch (NullPointerException success) {}
104		}
105
106		/**
#	Line 100 | Line 113 | public class ArrayBlockingQueueTest exte
113		ints[i] = new Integer(i);
114		ArrayBlockingQueue q = new ArrayBlockingQueue(1, false, Arrays.asList(ints));
115		shouldThrow();
116	<	}
104	<	catch (IllegalArgumentException success) {}
116	>	} catch (IllegalArgumentException success) {}
117		}
118
119		/**
120		* Queue contains all elements of collection used to initialize
121		*/
122		public void testConstructor7() {
123	<	try {
124	<	Integer[] ints = new Integer[SIZE];
125	<	for (int i = 0; i < SIZE; ++i)
126	<	ints[i] = new Integer(i);
127	<	ArrayBlockingQueue q = new ArrayBlockingQueue(SIZE, true, Arrays.asList(ints));
128	<	for (int i = 0; i < SIZE; ++i)
117	<	assertEquals(ints[i], q.poll());
118	<	}
119	<	finally {}
123	>	Integer[] ints = new Integer[SIZE];
124	>	for (int i = 0; i < SIZE; ++i)
125	>	ints[i] = new Integer(i);
126	>	ArrayBlockingQueue q = new ArrayBlockingQueue(SIZE, true, Arrays.asList(ints));
127	>	for (int i = 0; i < SIZE; ++i)
128	>	assertEquals(ints[i], q.poll());
129		}
130
131		/**
#	Line 155 | Line 164 | public class ArrayBlockingQueueTest exte
164		*  offer(null) throws NPE
165		*/
166		public void testOfferNull() {
167	<	try {
167	>	try {
168		ArrayBlockingQueue q = new ArrayBlockingQueue(1);
169		q.offer(null);
170		shouldThrow();
171	<	} catch (NullPointerException success) { }
171	>	} catch (NullPointerException success) {}
172		}
173
174		/**
175		*  add(null) throws NPE
176		*/
177		public void testAddNull() {
178	<	try {
178	>	try {
179		ArrayBlockingQueue q = new ArrayBlockingQueue(1);
180		q.add(null);
181		shouldThrow();
182	<	} catch (NullPointerException success) { }
182	>	} catch (NullPointerException success) {}
183		}
184
185		/**
#	Line 186 | Line 195 | public class ArrayBlockingQueueTest exte
195		* add succeeds if not full; throws ISE if full
196		*/
197		public void testAdd() {
198	<	try {
198	>	try {
199		ArrayBlockingQueue q = new ArrayBlockingQueue(SIZE);
200		for (int i = 0; i < SIZE; ++i) {
201		assertTrue(q.add(new Integer(i)));
202		}
203		assertEquals(0, q.remainingCapacity());
204		q.add(new Integer(SIZE));
205	<	} catch (IllegalStateException success) {
206	<	}
205	>	shouldThrow();
206	>	} catch (IllegalStateException success) {}
207		}
208
209		/**
#	Line 205 | Line 214 | public class ArrayBlockingQueueTest exte
214		ArrayBlockingQueue q = new ArrayBlockingQueue(1);
215		q.addAll(null);
216		shouldThrow();
217	<	}
209	<	catch (NullPointerException success) {}
217	>	} catch (NullPointerException success) {}
218		}
219
220		/**
#	Line 217 | Line 225 | public class ArrayBlockingQueueTest exte
225		ArrayBlockingQueue q = populatedQueue(SIZE);
226		q.addAll(q);
227		shouldThrow();
228	<	}
221	<	catch (IllegalArgumentException success) {}
228	>	} catch (IllegalArgumentException success) {}
229		}
230
231
#	Line 231 | Line 238 | public class ArrayBlockingQueueTest exte
238		Integer[] ints = new Integer[SIZE];
239		q.addAll(Arrays.asList(ints));
240		shouldThrow();
241	<	}
235	<	catch (NullPointerException success) {}
241	>	} catch (NullPointerException success) {}
242		}
243	+
244		/**
245		* addAll of a collection with any null elements throws NPE after
246		* possibly adding some elements
#	Line 246 | Line 253 | public class ArrayBlockingQueueTest exte
253		ints[i] = new Integer(i);
254		q.addAll(Arrays.asList(ints));
255		shouldThrow();
256	<	}
250	<	catch (NullPointerException success) {}
256	>	} catch (NullPointerException success) {}
257		}
258	+
259		/**
260		* addAll throws ISE if not enough room
261		*/
#	Line 260 | Line 267 | public class ArrayBlockingQueueTest exte
267		ints[i] = new Integer(i);
268		q.addAll(Arrays.asList(ints));
269		shouldThrow();
270	<	}
264	<	catch (IllegalStateException success) {}
270	>	} catch (IllegalStateException success) {}
271		}
272	+
273		/**
274		* Queue contains all elements, in traversal order, of successful addAll
275		*/
276		public void testAddAll5() {
277	<	try {
278	<	Integer[] empty = new Integer[0];
279	<	Integer[] ints = new Integer[SIZE];
280	<	for (int i = 0; i < SIZE; ++i)
281	<	ints[i] = new Integer(i);
282	<	ArrayBlockingQueue q = new ArrayBlockingQueue(SIZE);
283	<	assertFalse(q.addAll(Arrays.asList(empty)));
284	<	assertTrue(q.addAll(Arrays.asList(ints)));
285	<	for (int i = 0; i < SIZE; ++i)
279	<	assertEquals(ints[i], q.poll());
280	<	}
281	<	finally {}
277	>	Integer[] empty = new Integer[0];
278	>	Integer[] ints = new Integer[SIZE];
279	>	for (int i = 0; i < SIZE; ++i)
280	>	ints[i] = new Integer(i);
281	>	ArrayBlockingQueue q = new ArrayBlockingQueue(SIZE);
282	>	assertFalse(q.addAll(Arrays.asList(empty)));
283	>	assertTrue(q.addAll(Arrays.asList(ints)));
284	>	for (int i = 0; i < SIZE; ++i)
285	>	assertEquals(ints[i], q.poll());
286		}
287
288		/**
289		*  put(null) throws NPE
290		*/
291	<	public void testPutNull() {
292	<	try {
291	>	public void testPutNull() throws InterruptedException {
292	>	try {
293		ArrayBlockingQueue q = new ArrayBlockingQueue(SIZE);
294		q.put(null);
295		shouldThrow();
296	<	}
293	<	catch (NullPointerException success) {
294	<	}
295	<	catch (InterruptedException ie) {
296	<	unexpectedException();
297	<	}
296	>	} catch (NullPointerException success) {}
297		}
298
299		/**
300		* all elements successfully put are contained
301		*/
302	<	public void testPut() {
303	<	try {
304	<	ArrayBlockingQueue q = new ArrayBlockingQueue(SIZE);
305	<	for (int i = 0; i < SIZE; ++i) {
306	<	Integer I = new Integer(i);
307	<	q.put(I);
309	<	assertTrue(q.contains(I));
310	<	}
311	<	assertEquals(0, q.remainingCapacity());
312	<	}
313	<	catch (InterruptedException ie) {
314	<	unexpectedException();
302	>	public void testPut() throws InterruptedException {
303	>	ArrayBlockingQueue q = new ArrayBlockingQueue(SIZE);
304	>	for (int i = 0; i < SIZE; ++i) {
305	>	Integer I = new Integer(i);
306	>	q.put(I);
307	>	assertTrue(q.contains(I));
308		}
309	+	assertEquals(0, q.remainingCapacity());
310		}
311
312		/**
313		* put blocks interruptibly if full
314		*/
315	<	public void testBlockingPut() {
315	>	public void testBlockingPut() throws InterruptedException {
316		final ArrayBlockingQueue q = new ArrayBlockingQueue(SIZE);
317	<	Thread t = new Thread(new Runnable() {
318	<	public void run() {
319	<	int added = 0;
320	<	try {
321	<	for (int i = 0; i < SIZE; ++i) {
322	<	q.put(new Integer(i));
323	<	++added;
324	<	}
325	<	q.put(new Integer(SIZE));
326	<	threadShouldThrow();
327	<	} catch (InterruptedException ie) {
328	<	threadAssertEquals(added, SIZE);
329	<	}
330	<	}});
331	<	try {
332	<	t.start();
333	<	Thread.sleep(MEDIUM_DELAY_MS);
334	<	t.interrupt();
341	<	t.join();
342	<	}
343	<	catch (InterruptedException ie) {
344	<	unexpectedException();
345	<	}
317	>	Thread t = new Thread(new CheckedRunnable() {
318	>	public void realRun() throws InterruptedException {
319	>	for (int i = 0; i < SIZE; ++i)
320	>	q.put(i);
321	>	assertEquals(SIZE, q.size());
322	>	assertEquals(0, q.remainingCapacity());
323	>	try {
324	>	q.put(99);
325	>	shouldThrow();
326	>	} catch (InterruptedException success) {}
327	>	}});
328	>
329	>	t.start();
330	>	Thread.sleep(SHORT_DELAY_MS);
331	>	t.interrupt();
332	>	t.join();
333	>	assertEquals(SIZE, q.size());
334	>	assertEquals(0, q.remainingCapacity());
335		}
336
337		/**
338		* put blocks waiting for take when full
339		*/
340	<	public void testPutWithTake() {
341	<	final ArrayBlockingQueue q = new ArrayBlockingQueue(2);
342	<	Thread t = new Thread(new Runnable() {
343	<	public void run() {
344	<	int added = 0;
345	<	try {
346	<	q.put(new Object());
347	<	++added;
348	<	q.put(new Object());
349	<	++added;
350	<	q.put(new Object());
351	<	++added;
352	<	q.put(new Object());
353	<	++added;
354	<	threadShouldThrow();
355	<	} catch (InterruptedException e) {
356	<	threadAssertTrue(added >= 2);
357	<	}
358	<	}
359	<	});
360	<	try {
372	<	t.start();
373	<	Thread.sleep(SHORT_DELAY_MS);
374	<	q.take();
375	<	t.interrupt();
376	<	t.join();
377	<	} catch (Exception e) {
378	<	unexpectedException();
379	<	}
340	>	public void testPutWithTake() throws InterruptedException {
341	>	final int capacity = 2;
342	>	final ArrayBlockingQueue q = new ArrayBlockingQueue(capacity);
343	>	Thread t = new Thread(new CheckedRunnable() {
344	>	public void realRun() throws InterruptedException {
345	>	for (int i = 0; i < capacity + 1; i++)
346	>	q.put(i);
347	>	try {
348	>	q.put(99);
349	>	shouldThrow();
350	>	} catch (InterruptedException success) {}
351	>	}});
352	>
353	>	t.start();
354	>	Thread.sleep(SHORT_DELAY_MS);
355	>	assertEquals(q.remainingCapacity(), 0);
356	>	assertEquals(0, q.take());
357	>	Thread.sleep(SHORT_DELAY_MS);
358	>	t.interrupt();
359	>	t.join();
360	>	assertEquals(q.remainingCapacity(), 0);
361		}
362
363		/**
364		* timed offer times out if full and elements not taken
365		*/
366	<	public void testTimedOffer() {
366	>	public void testTimedOffer() throws InterruptedException {
367		final ArrayBlockingQueue q = new ArrayBlockingQueue(2);
368	<	Thread t = new Thread(new Runnable() {
369	<	public void run() {
370	<	try {
371	<	q.put(new Object());
372	<	q.put(new Object());
373	<	threadAssertFalse(q.offer(new Object(), SHORT_DELAY_MS/2, TimeUnit.MILLISECONDS));
374	<	q.offer(new Object(), LONG_DELAY_MS, TimeUnit.MILLISECONDS);
375	<	threadShouldThrow();
376	<	} catch (InterruptedException success) {}
377	<	}
378	<	});
379	<
380	<	try {
381	<	t.start();
382	<	Thread.sleep(SHORT_DELAY_MS);
402	<	t.interrupt();
403	<	t.join();
404	<	} catch (Exception e) {
405	<	unexpectedException();
406	<	}
368	>	Thread t = new Thread(new CheckedRunnable() {
369	>	public void realRun() throws InterruptedException {
370	>	q.put(new Object());
371	>	q.put(new Object());
372	>	assertFalse(q.offer(new Object(), SHORT_DELAY_MS/2, MILLISECONDS));
373	>	try {
374	>	q.offer(new Object(), LONG_DELAY_MS, MILLISECONDS);
375	>	shouldThrow();
376	>	} catch (InterruptedException success) {}
377	>	}});
378	>
379	>	t.start();
380	>	Thread.sleep(SHORT_DELAY_MS);
381	>	t.interrupt();
382	>	t.join();
383		}
384
385		/**
386		* take retrieves elements in FIFO order
387		*/
388	<	public void testTake() {
389	<	try {
390	<	ArrayBlockingQueue q = populatedQueue(SIZE);
391	<	for (int i = 0; i < SIZE; ++i) {
392	<	assertEquals(i, ((Integer)q.take()).intValue());
417	<	}
418	<	} catch (InterruptedException e) {
419	<	unexpectedException();
420	<	}
388	>	public void testTake() throws InterruptedException {
389	>	ArrayBlockingQueue q = populatedQueue(SIZE);
390	>	for (int i = 0; i < SIZE; ++i) {
391	>	assertEquals(i, q.take());
392	>	}
393		}
394
395		/**
396		* take blocks interruptibly when empty
397		*/
398	<	public void testTakeFromEmpty() {
398	>	public void testTakeFromEmpty() throws InterruptedException {
399		final ArrayBlockingQueue q = new ArrayBlockingQueue(2);
400	<	Thread t = new Thread(new Runnable() {
401	<	public void run() {
402	<	try {
403	<	q.take();
404	<	threadShouldThrow();
405	<	} catch (InterruptedException success) { }
406	<	}
407	<	});
408	<	try {
437	<	t.start();
438	<	Thread.sleep(SHORT_DELAY_MS);
439	<	t.interrupt();
440	<	t.join();
441	<	} catch (Exception e) {
442	<	unexpectedException();
443	<	}
400	>	Thread t = new ThreadShouldThrow(InterruptedException.class) {
401	>	public void realRun() throws InterruptedException {
402	>	q.take();
403	>	}};
404	>
405	>	t.start();
406	>	Thread.sleep(SHORT_DELAY_MS);
407	>	t.interrupt();
408	>	t.join();
409		}
410
411		/**
412		* Take removes existing elements until empty, then blocks interruptibly
413		*/
414	<	public void testBlockingTake() {
415	<	Thread t = new Thread(new Runnable() {
416	<	public void run() {
417	<	try {
418	<	ArrayBlockingQueue q = populatedQueue(SIZE);
419	<	for (int i = 0; i < SIZE; ++i) {
420	<	threadAssertEquals(i, ((Integer)q.take()).intValue());
421	<	}
422	<	q.take();
423	<	threadShouldThrow();
424	<	} catch (InterruptedException success) {
425	<	}
426	<	}});
427	<	try {
428	<	t.start();
429	<	Thread.sleep(SHORT_DELAY_MS);
430	<	t.interrupt();
466	<	t.join();
467	<	}
468	<	catch (InterruptedException ie) {
469	<	unexpectedException();
470	<	}
414	>	public void testBlockingTake() throws InterruptedException {
415	>	final ArrayBlockingQueue q = populatedQueue(SIZE);
416	>	Thread t = new Thread(new CheckedRunnable() {
417	>	public void realRun() throws InterruptedException {
418	>	for (int i = 0; i < SIZE; ++i) {
419	>	assertEquals(i, q.take());
420	>	}
421	>	try {
422	>	q.take();
423	>	shouldThrow();
424	>	} catch (InterruptedException success) {}
425	>	}});
426	>
427	>	t.start();
428	>	Thread.sleep(SHORT_DELAY_MS);
429	>	t.interrupt();
430	>	t.join();
431		}
432
433
#	Line 477 | Line 437 | public class ArrayBlockingQueueTest exte
437		public void testPoll() {
438		ArrayBlockingQueue q = populatedQueue(SIZE);
439		for (int i = 0; i < SIZE; ++i) {
440	<	assertEquals(i, ((Integer)q.poll()).intValue());
440	>	assertEquals(i, q.poll());
441		}
442	<	assertNull(q.poll());
442	>	assertNull(q.poll());
443		}
444
445		/**
446		* timed pool with zero timeout succeeds when non-empty, else times out
447		*/
448	<	public void testTimedPoll0() {
449	<	try {
450	<	ArrayBlockingQueue q = populatedQueue(SIZE);
451	<	for (int i = 0; i < SIZE; ++i) {
452	<	assertEquals(i, ((Integer)q.poll(0, TimeUnit.MILLISECONDS)).intValue());
453	<	}
494	<	assertNull(q.poll(0, TimeUnit.MILLISECONDS));
495	<	} catch (InterruptedException e) {
496	<	unexpectedException();
497	<	}
448	>	public void testTimedPoll0() throws InterruptedException {
449	>	ArrayBlockingQueue q = populatedQueue(SIZE);
450	>	for (int i = 0; i < SIZE; ++i) {
451	>	assertEquals(i, q.poll(0, MILLISECONDS));
452	>	}
453	>	assertNull(q.poll(0, MILLISECONDS));
454		}
455
456		/**
457		* timed pool with nonzero timeout succeeds when non-empty, else times out
458		*/
459	<	public void testTimedPoll() {
460	<	try {
461	<	ArrayBlockingQueue q = populatedQueue(SIZE);
462	<	for (int i = 0; i < SIZE; ++i) {
463	<	assertEquals(i, ((Integer)q.poll(SHORT_DELAY_MS, TimeUnit.MILLISECONDS)).intValue());
464	<	}
509	<	assertNull(q.poll(SHORT_DELAY_MS, TimeUnit.MILLISECONDS));
510	<	} catch (InterruptedException e) {
511	<	unexpectedException();
512	<	}
459	>	public void testTimedPoll() throws InterruptedException {
460	>	ArrayBlockingQueue q = populatedQueue(SIZE);
461	>	for (int i = 0; i < SIZE; ++i) {
462	>	assertEquals(i, q.poll(SHORT_DELAY_MS, MILLISECONDS));
463	>	}
464	>	assertNull(q.poll(SHORT_DELAY_MS, MILLISECONDS));
465		}
466
467		/**
468		* Interrupted timed poll throws InterruptedException instead of
469		* returning timeout status
470		*/
471	<	public void testInterruptedTimedPoll() {
472	<	Thread t = new Thread(new Runnable() {
473	<	public void run() {
474	<	try {
475	<	ArrayBlockingQueue q = populatedQueue(SIZE);
476	<	for (int i = 0; i < SIZE; ++i) {
525	<	threadAssertEquals(i, ((Integer)q.poll(SHORT_DELAY_MS, TimeUnit.MILLISECONDS)).intValue());
526	<	}
527	<	threadAssertNull(q.poll(SHORT_DELAY_MS, TimeUnit.MILLISECONDS));
528	<	} catch (InterruptedException success) {
529	<	}
530	<	}});
531	<	try {
532	<	t.start();
533	<	Thread.sleep(SHORT_DELAY_MS);
534	<	t.interrupt();
535	<	t.join();
536	<	}
537	<	catch (InterruptedException ie) {
538	<	unexpectedException();
539	<	}
540	<	}
541	<
542	<	/**
543	<	*  timed poll before a delayed offer fails; after offer succeeds;
544	<	*  on interruption throws
545	<	*/
546	<	public void testTimedPollWithOffer() {
547	<	final ArrayBlockingQueue q = new ArrayBlockingQueue(2);
548	<	Thread t = new Thread(new Runnable() {
549	<	public void run() {
550	<	try {
551	<	threadAssertNull(q.poll(SHORT_DELAY_MS, TimeUnit.MILLISECONDS));
552	<	q.poll(LONG_DELAY_MS, TimeUnit.MILLISECONDS);
553	<	q.poll(LONG_DELAY_MS, TimeUnit.MILLISECONDS);
554	<	threadShouldThrow();
555	<	} catch (InterruptedException success) { }
471	>	public void testInterruptedTimedPoll() throws InterruptedException {
472	>	Thread t = new Thread(new CheckedRunnable() {
473	>	public void realRun() throws InterruptedException {
474	>	ArrayBlockingQueue q = populatedQueue(SIZE);
475	>	for (int i = 0; i < SIZE; ++i) {
476	>	assertEquals(i, q.poll(SHORT_DELAY_MS, MILLISECONDS));;
477		}
478	<	});
479	<	try {
480	<	t.start();
481	<	Thread.sleep(SMALL_DELAY_MS);
482	<	assertTrue(q.offer(zero, SHORT_DELAY_MS, TimeUnit.MILLISECONDS));
483	<	t.interrupt();
484	<	t.join();
485	<	} catch (Exception e) {
486	<	unexpectedException();
487	<	}
478	>	try {
479	>	q.poll(SMALL_DELAY_MS, MILLISECONDS);
480	>	shouldThrow();
481	>	} catch (InterruptedException success) {}
482	>	}});
483	>
484	>	t.start();
485	>	Thread.sleep(SHORT_DELAY_MS);
486	>	t.interrupt();
487	>	t.join();
488		}
489
569	–
490		/**
491		* peek returns next element, or null if empty
492		*/
493		public void testPeek() {
494		ArrayBlockingQueue q = populatedQueue(SIZE);
495		for (int i = 0; i < SIZE; ++i) {
496	<	assertEquals(i, ((Integer)q.peek()).intValue());
497	<	q.poll();
496	>	assertEquals(i, q.peek());
497	>	assertEquals(i, q.poll());
498		assertTrue(q.peek() == null ||
499	<	i != ((Integer)q.peek()).intValue());
499	>	!q.peek().equals(i));
500		}
501	<	assertNull(q.peek());
501	>	assertNull(q.peek());
502		}
503
504		/**
#	Line 587 | Line 507 | public class ArrayBlockingQueueTest exte
507		public void testElement() {
508		ArrayBlockingQueue q = populatedQueue(SIZE);
509		for (int i = 0; i < SIZE; ++i) {
510	<	assertEquals(i, ((Integer)q.element()).intValue());
511	<	q.poll();
510	>	assertEquals(i, q.element());
511	>	assertEquals(i, q.poll());
512		}
513		try {
514		q.element();
515		shouldThrow();
516	<	}
597	<	catch (NoSuchElementException success) {}
516	>	} catch (NoSuchElementException success) {}
517		}
518
519		/**
#	Line 603 | Line 522 | public class ArrayBlockingQueueTest exte
522		public void testRemove() {
523		ArrayBlockingQueue q = populatedQueue(SIZE);
524		for (int i = 0; i < SIZE; ++i) {
525	<	assertEquals(i, ((Integer)q.remove()).intValue());
525	>	assertEquals(i, q.remove());
526		}
527		try {
528		q.remove();
529		shouldThrow();
530	<	} catch (NoSuchElementException success) {
612	<	}
530	>	} catch (NoSuchElementException success) {}
531		}
532
533		/**
#	Line 634 | Line 552 | public class ArrayBlockingQueueTest exte
552		ArrayBlockingQueue q = populatedQueue(SIZE);
553		for (int i = 0; i < SIZE; ++i) {
554		assertTrue(q.contains(new Integer(i)));
555	<	q.poll();
555	>	assertEquals(i, q.poll());
556		assertFalse(q.contains(new Integer(i)));
557		}
558		}
#	Line 707 | Line 625 | public class ArrayBlockingQueueTest exte
625		/**
626		*  toArray contains all elements
627		*/
628	<	public void testToArray() {
628	>	public void testToArray() throws InterruptedException {
629		ArrayBlockingQueue q = populatedQueue(SIZE);
630	<	Object[] o = q.toArray();
631	<	try {
632	<	for (int i = 0; i < o.length; i++)
715	<	assertEquals(o[i], q.take());
716	<	} catch (InterruptedException e) {
717	<	unexpectedException();
718	<	}
630	>	Object[] o = q.toArray();
631	>	for (int i = 0; i < o.length; i++)
632	>	assertEquals(o[i], q.take());
633		}
634
635		/**
636		* toArray(a) contains all elements
637		*/
638	<	public void testToArray2() {
638	>	public void testToArray2() throws InterruptedException {
639		ArrayBlockingQueue q = populatedQueue(SIZE);
640	<	Integer[] ints = new Integer[SIZE];
641	<	ints = (Integer[])q.toArray(ints);
642	<	try {
643	<	for (int i = 0; i < ints.length; i++)
730	<	assertEquals(ints[i], q.take());
731	<	} catch (InterruptedException e) {
732	<	unexpectedException();
733	<	}
640	>	Integer[] ints = new Integer[SIZE];
641	>	ints = (Integer[])q.toArray(ints);
642	>	for (int i = 0; i < ints.length; i++)
643	>	assertEquals(ints[i], q.take());
644		}
645
646		/**
647		* toArray(null) throws NPE
648		*/
649		public void testToArray_BadArg() {
650	<	try {
651	<	ArrayBlockingQueue q = populatedQueue(SIZE);
652	<	Object o[] = q.toArray(null);
653	<	shouldThrow();
654	<	} catch (NullPointerException success) {}
650	>	ArrayBlockingQueue q = populatedQueue(SIZE);
651	>	try {
652	>	Object o[] = q.toArray(null);
653	>	shouldThrow();
654	>	} catch (NullPointerException success) {}
655		}
656
657		/**
658		* toArray with incompatible array type throws CCE
659		*/
660		public void testToArray1_BadArg() {
661	<	try {
662	<	ArrayBlockingQueue q = populatedQueue(SIZE);
663	<	Object o[] = q.toArray(new String[10] );
664	<	shouldThrow();
665	<	} catch (ArrayStoreException  success) {}
661	>	ArrayBlockingQueue q = populatedQueue(SIZE);
662	>	try {
663	>	Object o[] = q.toArray(new String[10]);
664	>	shouldThrow();
665	>	} catch (ArrayStoreException success) {}
666		}
667
668
669		/**
670		* iterator iterates through all elements
671		*/
672	<	public void testIterator() {
672	>	public void testIterator() throws InterruptedException {
673		ArrayBlockingQueue q = populatedQueue(SIZE);
674	<	Iterator it = q.iterator();
675	<	try {
676	<	while (it.hasNext()) {
677	<	assertEquals(it.next(), q.take());
768	<	}
769	<	} catch (InterruptedException e) {
770	<	unexpectedException();
771	<	}
674	>	Iterator it = q.iterator();
675	>	while (it.hasNext()) {
676	>	assertEquals(it.next(), q.take());
677	>	}
678		}
679
680		/**
681		* iterator.remove removes current element
682		*/
683	<	public void testIteratorRemove () {
683	>	public void testIteratorRemove() {
684		final ArrayBlockingQueue q = new ArrayBlockingQueue(3);
685		q.add(two);
686		q.add(one);
#	Line 785 | Line 691 | public class ArrayBlockingQueueTest exte
691		it.remove();
692
693		it = q.iterator();
694	<	assertEquals(it.next(), one);
695	<	assertEquals(it.next(), three);
694	>	assertSame(it.next(), one);
695	>	assertSame(it.next(), three);
696		assertFalse(it.hasNext());
697		}
698
#	Line 803 | Line 709 | public class ArrayBlockingQueueTest exte
709
710		int k = 0;
711		for (Iterator it = q.iterator(); it.hasNext();) {
712	<	int i = ((Integer)(it.next())).intValue();
807	<	assertEquals(++k, i);
712	>	assertEquals(++k, it.next());
713		}
714		assertEquals(3, k);
715		}
#	Line 812 | Line 717 | public class ArrayBlockingQueueTest exte
717		/**
718		* Modifications do not cause iterators to fail
719		*/
720	<	public void testWeaklyConsistentIteration () {
720	>	public void testWeaklyConsistentIteration() {
721		final ArrayBlockingQueue q = new ArrayBlockingQueue(3);
722		q.add(one);
723		q.add(two);
724		q.add(three);
725	<	try {
726	<	for (Iterator it = q.iterator(); it.hasNext();) {
727	<	q.remove();
823	<	it.next();
824	<	}
825	<	}
826	<	catch (ConcurrentModificationException e) {
827	<	unexpectedException();
725	>	for (Iterator it = q.iterator(); it.hasNext();) {
726	>	q.remove();
727	>	it.next();
728		}
729		assertEquals(0, q.size());
730		}
#	Line 850 | Line 750 | public class ArrayBlockingQueueTest exte
750		q.add(one);
751		q.add(two);
752		ExecutorService executor = Executors.newFixedThreadPool(2);
753	<	executor.execute(new Runnable() {
754	<	public void run() {
755	<	threadAssertFalse(q.offer(three));
756	<	try {
757	<	threadAssertTrue(q.offer(three, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS));
758	<	threadAssertEquals(0, q.remainingCapacity());
759	<	}
760	<	catch (InterruptedException e) {
761	<	threadUnexpectedException();
762	<	}
763	<	}
764	<	});
865	<
866	<	executor.execute(new Runnable() {
867	<	public void run() {
868	<	try {
869	<	Thread.sleep(SMALL_DELAY_MS);
870	<	threadAssertEquals(one, q.take());
871	<	}
872	<	catch (InterruptedException e) {
873	<	threadUnexpectedException();
874	<	}
875	<	}
876	<	});
753	>	executor.execute(new CheckedRunnable() {
754	>	public void realRun() throws InterruptedException {
755	>	assertFalse(q.offer(three));
756	>	assertTrue(q.offer(three, MEDIUM_DELAY_MS, MILLISECONDS));
757	>	assertEquals(0, q.remainingCapacity());
758	>	}});
759	>
760	>	executor.execute(new CheckedRunnable() {
761	>	public void realRun() throws InterruptedException {
762	>	Thread.sleep(SMALL_DELAY_MS);
763	>	assertSame(one, q.take());
764	>	}});
765
766		joinPool(executor);
879	–
767		}
768
769		/**
#	Line 885 | Line 772 | public class ArrayBlockingQueueTest exte
772		public void testPollInExecutor() {
773		final ArrayBlockingQueue q = new ArrayBlockingQueue(2);
774		ExecutorService executor = Executors.newFixedThreadPool(2);
775	<	executor.execute(new Runnable() {
776	<	public void run() {
777	<	threadAssertNull(q.poll());
778	<	try {
779	<	threadAssertTrue(null != q.poll(MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS));
780	<	threadAssertTrue(q.isEmpty());
781	<	}
782	<	catch (InterruptedException e) {
783	<	threadUnexpectedException();
784	<	}
785	<	}
786	<	});
900	<
901	<	executor.execute(new Runnable() {
902	<	public void run() {
903	<	try {
904	<	Thread.sleep(SMALL_DELAY_MS);
905	<	q.put(one);
906	<	}
907	<	catch (InterruptedException e) {
908	<	threadUnexpectedException();
909	<	}
910	<	}
911	<	});
775	>	executor.execute(new CheckedRunnable() {
776	>	public void realRun() throws InterruptedException {
777	>	assertNull(q.poll());
778	>	assertSame(one, q.poll(MEDIUM_DELAY_MS, MILLISECONDS));
779	>	assertTrue(q.isEmpty());
780	>	}});
781	>
782	>	executor.execute(new CheckedRunnable() {
783	>	public void realRun() throws InterruptedException {
784	>	Thread.sleep(SMALL_DELAY_MS);
785	>	q.put(one);
786	>	}});
787
788		joinPool(executor);
789		}
#	Line 916 | Line 791 | public class ArrayBlockingQueueTest exte
791		/**
792		* A deserialized serialized queue has same elements in same order
793		*/
794	<	public void testSerialization() {
794	>	public void testSerialization() throws Exception {
795		ArrayBlockingQueue q = populatedQueue(SIZE);
796
797	<	try {
798	<	ByteArrayOutputStream bout = new ByteArrayOutputStream(10000);
799	<	ObjectOutputStream out = new ObjectOutputStream(new BufferedOutputStream(bout));
800	<	out.writeObject(q);
801	<	out.close();
802	<
803	<	ByteArrayInputStream bin = new ByteArrayInputStream(bout.toByteArray());
804	<	ObjectInputStream in = new ObjectInputStream(new BufferedInputStream(bin));
805	<	ArrayBlockingQueue r = (ArrayBlockingQueue)in.readObject();
806	<	assertEquals(q.size(), r.size());
807	<	while (!q.isEmpty())
933	<	assertEquals(q.remove(), r.remove());
934	<	} catch (Exception e) {
935	<	unexpectedException();
936	<	}
797	>	ByteArrayOutputStream bout = new ByteArrayOutputStream(10000);
798	>	ObjectOutputStream out = new ObjectOutputStream(new BufferedOutputStream(bout));
799	>	out.writeObject(q);
800	>	out.close();
801	>
802	>	ByteArrayInputStream bin = new ByteArrayInputStream(bout.toByteArray());
803	>	ObjectInputStream in = new ObjectInputStream(new BufferedInputStream(bin));
804	>	ArrayBlockingQueue r = (ArrayBlockingQueue)in.readObject();
805	>	assertEquals(q.size(), r.size());
806	>	while (!q.isEmpty())
807	>	assertEquals(q.remove(), r.remove());
808		}
809
810		/**
#	Line 944 | Line 815 | public class ArrayBlockingQueueTest exte
815		try {
816		q.drainTo(null);
817		shouldThrow();
818	<	} catch (NullPointerException success) {
948	<	}
818	>	} catch (NullPointerException success) {}
819		}
820
821		/**
#	Line 956 | Line 826 | public class ArrayBlockingQueueTest exte
826		try {
827		q.drainTo(q);
828		shouldThrow();
829	<	} catch (IllegalArgumentException success) {
960	<	}
829	>	} catch (IllegalArgumentException success) {}
830		}
831
832		/**
#	Line 987 | Line 856 | public class ArrayBlockingQueueTest exte
856		/**
857		* drainTo empties full queue, unblocking a waiting put.
858		*/
859	<	public void testDrainToWithActivePut() {
859	>	public void testDrainToWithActivePut() throws InterruptedException {
860		final ArrayBlockingQueue q = populatedQueue(SIZE);
861	<	Thread t = new Thread(new Runnable() {
862	<	public void run() {
863	<	try {
864	<	q.put(new Integer(SIZE+1));
865	<	} catch (InterruptedException ie) {
866	<	threadUnexpectedException();
867	<	}
868	<	}
869	<	});
870	<	try {
871	<	t.start();
872	<	ArrayList l = new ArrayList();
873	<	q.drainTo(l);
1005	<	assertTrue(l.size() >= SIZE);
1006	<	for (int i = 0; i < SIZE; ++i)
1007	<	assertEquals(l.get(i), new Integer(i));
1008	<	t.join();
1009	<	assertTrue(q.size() + l.size() >= SIZE);
1010	<	} catch (Exception e) {
1011	<	unexpectedException();
1012	<	}
861	>	Thread t = new Thread(new CheckedRunnable() {
862	>	public void realRun() throws InterruptedException {
863	>	q.put(new Integer(SIZE+1));
864	>	}});
865	>
866	>	t.start();
867	>	ArrayList l = new ArrayList();
868	>	q.drainTo(l);
869	>	assertTrue(l.size() >= SIZE);
870	>	for (int i = 0; i < SIZE; ++i)
871	>	assertEquals(l.get(i), new Integer(i));
872	>	t.join();
873	>	assertTrue(q.size() + l.size() >= SIZE);
874		}
875
876		/**
#	Line 1020 | Line 881 | public class ArrayBlockingQueueTest exte
881		try {
882		q.drainTo(null, 0);
883		shouldThrow();
884	<	} catch (NullPointerException success) {
1024	<	}
884	>	} catch (NullPointerException success) {}
885		}
886
887		/**
#	Line 1032 | Line 892 | public class ArrayBlockingQueueTest exte
892		try {
893		q.drainTo(q, 0);
894		shouldThrow();
895	<	} catch (IllegalArgumentException success) {
1036	<	}
895	>	} catch (IllegalArgumentException success) {}
896		}
897
898		/**
#	Line 1055 | Line 914 | public class ArrayBlockingQueueTest exte
914		}
915		}
916
1058	–
917		}

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