13 |
|
import java.io.ObjectOutputStream; |
14 |
|
import java.util.ArrayList; |
15 |
|
import java.util.Arrays; |
16 |
– |
import java.util.ConcurrentModificationException; |
16 |
|
import java.util.Iterator; |
17 |
+ |
import java.util.List; |
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 |
|
|
24 |
+ |
@SuppressWarnings({"unchecked", "rawtypes"}) |
25 |
|
public class LinkedTransferQueueTest extends JSR166TestCase { |
26 |
|
|
27 |
|
public static void main(String[] args) { |
32 |
|
return new TestSuite(LinkedTransferQueueTest.class); |
33 |
|
} |
34 |
|
|
35 |
+ |
void checkEmpty(LinkedTransferQueue q) throws InterruptedException { |
36 |
+ |
assertTrue(q.isEmpty()); |
37 |
+ |
assertEquals(0, q.size()); |
38 |
+ |
assertNull(q.peek()); |
39 |
+ |
assertNull(q.poll()); |
40 |
+ |
assertNull(q.poll(0, MILLISECONDS)); |
41 |
+ |
assertEquals(q.toString(), "[]"); |
42 |
+ |
assertTrue(Arrays.equals(q.toArray(), new Object[0])); |
43 |
+ |
assertFalse(q.iterator().hasNext()); |
44 |
+ |
try { |
45 |
+ |
q.element(); |
46 |
+ |
shouldThrow(); |
47 |
+ |
} catch (NoSuchElementException success) {} |
48 |
+ |
try { |
49 |
+ |
q.iterator().next(); |
50 |
+ |
shouldThrow(); |
51 |
+ |
} catch (NoSuchElementException success) {} |
52 |
+ |
try { |
53 |
+ |
q.remove(); |
54 |
+ |
shouldThrow(); |
55 |
+ |
} catch (NoSuchElementException success) {} |
56 |
+ |
} |
57 |
+ |
|
58 |
|
/** |
59 |
< |
* Constructor builds new queue with size being zero and empty being true |
59 |
> |
* Constructor builds new queue with size being zero and empty |
60 |
> |
* being true |
61 |
|
*/ |
62 |
|
public void testConstructor1() { |
63 |
|
assertEquals(0, new LinkedTransferQueue().size()); |
65 |
|
} |
66 |
|
|
67 |
|
/** |
68 |
< |
* Initializing constructor with null collection throws NullPointerException |
68 |
> |
* Initializing constructor with null collection throws |
69 |
> |
* NullPointerException |
70 |
|
*/ |
71 |
|
public void testConstructor2() { |
72 |
|
try { |
73 |
|
new LinkedTransferQueue(null); |
74 |
|
shouldThrow(); |
75 |
< |
} catch (NullPointerException success) { |
49 |
< |
} |
75 |
> |
} catch (NullPointerException success) {} |
76 |
|
} |
77 |
|
|
78 |
|
/** |
79 |
< |
* Initializing from Collection of null elements throws NullPointerException |
79 |
> |
* Initializing from Collection of null elements throws |
80 |
> |
* NullPointerException |
81 |
|
*/ |
82 |
|
public void testConstructor3() { |
83 |
|
try { |
84 |
|
Integer[] ints = new Integer[SIZE]; |
85 |
< |
LinkedTransferQueue q = new LinkedTransferQueue(Arrays.asList(ints)); |
85 |
> |
new LinkedTransferQueue(Arrays.asList(ints)); |
86 |
|
shouldThrow(); |
87 |
< |
} catch (NullPointerException success) { |
61 |
< |
} |
87 |
> |
} catch (NullPointerException success) {} |
88 |
|
} |
89 |
|
|
90 |
|
/** |
97 |
|
for (int i = 0; i < SIZE - 1; ++i) { |
98 |
|
ints[i] = i; |
99 |
|
} |
100 |
< |
LinkedTransferQueue q = new LinkedTransferQueue(Arrays.asList(ints)); |
100 |
> |
new LinkedTransferQueue(Arrays.asList(ints)); |
101 |
|
shouldThrow(); |
102 |
< |
} catch (NullPointerException success) { |
77 |
< |
} |
102 |
> |
} catch (NullPointerException success) {} |
103 |
|
} |
104 |
|
|
105 |
|
/** |
106 |
|
* Queue contains all elements of the collection it is initialized by |
107 |
|
*/ |
108 |
|
public void testConstructor5() { |
109 |
< |
try { |
110 |
< |
Integer[] ints = new Integer[SIZE]; |
111 |
< |
for (int i = 0; i < SIZE; ++i) { |
112 |
< |
ints[i] = i; |
113 |
< |
} |
114 |
< |
LinkedTransferQueue q = new LinkedTransferQueue(Arrays.asList(ints)); |
115 |
< |
for (int i = 0; i < SIZE; ++i) { |
116 |
< |
assertEquals(ints[i], q.poll()); |
117 |
< |
} |
118 |
< |
} finally { |
109 |
> |
Integer[] ints = new Integer[SIZE]; |
110 |
> |
for (int i = 0; i < SIZE; ++i) { |
111 |
> |
ints[i] = i; |
112 |
> |
} |
113 |
> |
List intList = Arrays.asList(ints); |
114 |
> |
LinkedTransferQueue q |
115 |
> |
= new LinkedTransferQueue(intList); |
116 |
> |
assertEquals(q.size(), intList.size()); |
117 |
> |
assertEquals(q.toString(), intList.toString()); |
118 |
> |
assertTrue(Arrays.equals(q.toArray(), |
119 |
> |
intList.toArray())); |
120 |
> |
assertTrue(Arrays.equals(q.toArray(new Object[0]), |
121 |
> |
intList.toArray(new Object[0]))); |
122 |
> |
assertTrue(Arrays.equals(q.toArray(new Object[SIZE]), |
123 |
> |
intList.toArray(new Object[SIZE]))); |
124 |
> |
for (int i = 0; i < SIZE; ++i) { |
125 |
> |
assertEquals(ints[i], q.poll()); |
126 |
|
} |
127 |
|
} |
128 |
|
|
129 |
|
/** |
130 |
< |
* Remaining capacity never decrease nor increase on add or remove |
130 |
> |
* remainingCapacity() always returns Integer.MAX_VALUE |
131 |
|
*/ |
132 |
|
public void testRemainingCapacity() { |
133 |
|
LinkedTransferQueue<Integer> q = populatedQueue(SIZE); |
151 |
|
LinkedTransferQueue q = new LinkedTransferQueue(); |
152 |
|
q.offer(null); |
153 |
|
shouldThrow(); |
154 |
< |
} catch (NullPointerException success) { |
123 |
< |
} |
154 |
> |
} catch (NullPointerException success) {} |
155 |
|
} |
156 |
|
|
157 |
|
/** |
162 |
|
LinkedTransferQueue q = new LinkedTransferQueue(); |
163 |
|
q.add(null); |
164 |
|
shouldThrow(); |
165 |
< |
} catch (NullPointerException success) { |
135 |
< |
} |
165 |
> |
} catch (NullPointerException success) {} |
166 |
|
} |
167 |
|
|
168 |
|
/** |
173 |
|
LinkedTransferQueue q = new LinkedTransferQueue(); |
174 |
|
q.addAll(null); |
175 |
|
shouldThrow(); |
176 |
< |
} catch (NullPointerException success) { |
147 |
< |
} |
176 |
> |
} catch (NullPointerException success) {} |
177 |
|
} |
178 |
|
|
179 |
|
/** |
184 |
|
LinkedTransferQueue q = populatedQueue(SIZE); |
185 |
|
q.addAll(q); |
186 |
|
shouldThrow(); |
187 |
< |
} catch (IllegalArgumentException success) { |
159 |
< |
} |
187 |
> |
} catch (IllegalArgumentException success) {} |
188 |
|
} |
189 |
|
|
190 |
|
/** |
196 |
|
Integer[] ints = new Integer[SIZE]; |
197 |
|
q.addAll(Arrays.asList(ints)); |
198 |
|
shouldThrow(); |
199 |
< |
} catch (NullPointerException success) { |
172 |
< |
} |
199 |
> |
} catch (NullPointerException success) {} |
200 |
|
} |
201 |
|
|
202 |
|
/** |
203 |
< |
* addAll of a collection with any null elements throws NullPointerException after |
204 |
< |
* possibly adding some elements |
203 |
> |
* addAll of a collection with any null elements throws |
204 |
> |
* NullPointerException after possibly adding some elements |
205 |
|
*/ |
206 |
|
public void testAddAll3() { |
207 |
|
try { |
212 |
|
} |
213 |
|
q.addAll(Arrays.asList(ints)); |
214 |
|
shouldThrow(); |
215 |
< |
} catch (NullPointerException success) { |
189 |
< |
} |
215 |
> |
} catch (NullPointerException success) {} |
216 |
|
} |
217 |
|
|
218 |
|
/** |
249 |
|
public void testPut() { |
250 |
|
LinkedTransferQueue<Integer> q = new LinkedTransferQueue<Integer>(); |
251 |
|
for (int i = 0; i < SIZE; ++i) { |
252 |
+ |
assertEquals(q.size(), i); |
253 |
|
q.put(i); |
254 |
|
assertTrue(q.contains(i)); |
255 |
|
} |
229 |
– |
assertEquals(q.size(), SIZE); |
256 |
|
} |
257 |
|
|
258 |
|
/** |
270 |
|
*/ |
271 |
|
public void testTakeFromEmpty() throws InterruptedException { |
272 |
|
final LinkedTransferQueue q = new LinkedTransferQueue(); |
273 |
< |
Thread t = new Thread(new Runnable() { |
274 |
< |
public void run() { |
275 |
< |
try { |
250 |
< |
q.take(); |
251 |
< |
threadShouldThrow(); |
252 |
< |
} catch (InterruptedException success) { |
253 |
< |
} catch (Throwable ex) { |
254 |
< |
threadUnexpectedException(ex); |
255 |
< |
} |
273 |
> |
Thread t = newStartedThread(new CheckedInterruptedRunnable() { |
274 |
> |
void realRun() throws InterruptedException { |
275 |
> |
q.take(); |
276 |
|
}}); |
257 |
– |
t.start(); |
277 |
|
Thread.sleep(SHORT_DELAY_MS); |
278 |
|
t.interrupt(); |
279 |
|
t.join(); |
283 |
|
* Take removes existing elements until empty, then blocks interruptibly |
284 |
|
*/ |
285 |
|
public void testBlockingTake() throws InterruptedException { |
286 |
< |
Thread t = new Thread(new Runnable() { |
287 |
< |
public void run() { |
288 |
< |
try { |
289 |
< |
LinkedTransferQueue<Integer> q = populatedQueue(SIZE); |
290 |
< |
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); |
286 |
> |
final LinkedTransferQueue<Integer> q = populatedQueue(SIZE); |
287 |
> |
Thread t = newStartedThread(new CheckedInterruptedRunnable() { |
288 |
> |
void realRun() throws InterruptedException { |
289 |
> |
for (int i = 0; i < SIZE; ++i) { |
290 |
> |
threadAssertEquals(i, (int) q.take()); |
291 |
|
} |
292 |
+ |
q.take(); |
293 |
|
}}); |
294 |
< |
t.start(); |
282 |
< |
Thread.sleep(SHORT_DELAY_MS); |
294 |
> |
Thread.sleep(SMALL_DELAY_MS); |
295 |
|
t.interrupt(); |
296 |
|
t.join(); |
297 |
+ |
checkEmpty(q); |
298 |
|
} |
299 |
|
|
300 |
|
/** |
301 |
|
* poll succeeds unless empty |
302 |
|
*/ |
303 |
< |
public void testPoll() { |
303 |
> |
public void testPoll() throws InterruptedException { |
304 |
|
LinkedTransferQueue<Integer> q = populatedQueue(SIZE); |
305 |
|
for (int i = 0; i < SIZE; ++i) { |
306 |
|
assertEquals(i, (int) q.poll()); |
307 |
|
} |
308 |
|
assertNull(q.poll()); |
309 |
+ |
checkEmpty(q); |
310 |
|
} |
311 |
|
|
312 |
|
/** |
315 |
|
public void testTimedPoll0() throws InterruptedException { |
316 |
|
LinkedTransferQueue<Integer> q = populatedQueue(SIZE); |
317 |
|
for (int i = 0; i < SIZE; ++i) { |
318 |
< |
assertEquals(i, (int) q.poll(0, TimeUnit.MILLISECONDS)); |
318 |
> |
assertEquals(i, (int) q.poll(0, MILLISECONDS)); |
319 |
|
} |
320 |
< |
assertNull(q.poll(0, TimeUnit.MILLISECONDS)); |
320 |
> |
assertNull(q.poll(0, MILLISECONDS)); |
321 |
> |
checkEmpty(q); |
322 |
|
} |
323 |
|
|
324 |
|
/** |
327 |
|
public void testTimedPoll() throws InterruptedException { |
328 |
|
LinkedTransferQueue<Integer> q = populatedQueue(SIZE); |
329 |
|
for (int i = 0; i < SIZE; ++i) { |
330 |
< |
assertEquals(i, (int) q.poll(SHORT_DELAY_MS, TimeUnit.MILLISECONDS)); |
330 |
> |
long t0 = System.nanoTime(); |
331 |
> |
assertEquals(i, (int) q.poll(LONG_DELAY_MS, MILLISECONDS)); |
332 |
> |
long millisElapsed = (System.nanoTime() - t0)/(1024 * 1024); |
333 |
> |
assertTrue(millisElapsed < SMALL_DELAY_MS); |
334 |
|
} |
335 |
< |
assertNull(q.poll(SHORT_DELAY_MS, TimeUnit.MILLISECONDS)); |
335 |
> |
assertNull(q.poll(SHORT_DELAY_MS, MILLISECONDS)); |
336 |
> |
checkEmpty(q); |
337 |
|
} |
338 |
|
|
339 |
|
/** |
341 |
|
* returning timeout status |
342 |
|
*/ |
343 |
|
public void testInterruptedTimedPoll() throws InterruptedException { |
344 |
< |
Thread t = new Thread(new Runnable() { |
345 |
< |
public void run() { |
346 |
< |
try { |
347 |
< |
LinkedTransferQueue<Integer> q = populatedQueue(SIZE); |
348 |
< |
for (int i = 0; i < SIZE; ++i) { |
349 |
< |
threadAssertEquals(i, (int) q.poll(SHORT_DELAY_MS, TimeUnit.MILLISECONDS)); |
350 |
< |
} |
351 |
< |
threadAssertNull(q.poll(SHORT_DELAY_MS, TimeUnit.MILLISECONDS)); |
352 |
< |
} catch (InterruptedException success) { |
334 |
< |
} catch (Throwable ex) { |
335 |
< |
threadUnexpectedException(ex); |
344 |
> |
final LinkedTransferQueue<Integer> q = populatedQueue(SIZE); |
345 |
> |
Thread t = newStartedThread(new CheckedRunnable() { |
346 |
> |
void realRun() throws InterruptedException { |
347 |
> |
for (int i = 0; i < SIZE; ++i) { |
348 |
> |
long t0 = System.nanoTime(); |
349 |
> |
threadAssertEquals(i, (int) q.poll(LONG_DELAY_MS, |
350 |
> |
MILLISECONDS)); |
351 |
> |
long millisElapsed = (System.nanoTime() - t0)/(1024 * 1024); |
352 |
> |
assertTrue(millisElapsed < SMALL_DELAY_MS); |
353 |
|
} |
354 |
+ |
try { |
355 |
+ |
q.poll(LONG_DELAY_MS, MILLISECONDS); |
356 |
+ |
shouldThrow(); |
357 |
+ |
} catch (InterruptedException success) {} |
358 |
|
}}); |
359 |
< |
t.start(); |
360 |
< |
Thread.sleep(SHORT_DELAY_MS); |
359 |
> |
|
360 |
> |
Thread.sleep(SMALL_DELAY_MS); |
361 |
|
t.interrupt(); |
362 |
|
t.join(); |
363 |
+ |
checkEmpty(q); |
364 |
|
} |
365 |
|
|
366 |
|
/** |
369 |
|
*/ |
370 |
|
public void testTimedPollWithOffer() throws InterruptedException { |
371 |
|
final LinkedTransferQueue q = new LinkedTransferQueue(); |
372 |
< |
Thread t = new Thread(new Runnable() { |
373 |
< |
public void run() { |
374 |
< |
try { |
375 |
< |
threadAssertNull(q.poll(SHORT_DELAY_MS, TimeUnit.MILLISECONDS)); |
376 |
< |
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 |
< |
} |
372 |
> |
Thread t = newStartedThread(new CheckedInterruptedRunnable() { |
373 |
> |
void realRun() throws InterruptedException { |
374 |
> |
threadAssertNull(q.poll(SHORT_DELAY_MS, MILLISECONDS)); |
375 |
> |
q.poll(LONG_DELAY_MS, MILLISECONDS); |
376 |
> |
q.poll(LONG_DELAY_MS, MILLISECONDS); |
377 |
|
}}); |
362 |
– |
t.start(); |
378 |
|
Thread.sleep(SMALL_DELAY_MS); |
379 |
< |
assertTrue(q.offer(zero, SHORT_DELAY_MS, TimeUnit.MILLISECONDS)); |
379 |
> |
assertTrue(q.offer(zero, SHORT_DELAY_MS, MILLISECONDS)); |
380 |
|
t.interrupt(); |
381 |
|
t.join(); |
382 |
|
} |
384 |
|
/** |
385 |
|
* peek returns next element, or null if empty |
386 |
|
*/ |
387 |
< |
public void testPeek() { |
387 |
> |
public void testPeek() throws InterruptedException { |
388 |
|
LinkedTransferQueue<Integer> q = populatedQueue(SIZE); |
389 |
|
for (int i = 0; i < SIZE; ++i) { |
390 |
|
assertEquals(i, (int) q.peek()); |
393 |
|
i != (int) q.peek()); |
394 |
|
} |
395 |
|
assertNull(q.peek()); |
396 |
+ |
checkEmpty(q); |
397 |
|
} |
398 |
|
|
399 |
|
/** |
400 |
|
* element returns next element, or throws NoSuchElementException if empty |
401 |
|
*/ |
402 |
< |
public void testElement() { |
402 |
> |
public void testElement() throws InterruptedException { |
403 |
|
LinkedTransferQueue<Integer> q = populatedQueue(SIZE); |
404 |
|
for (int i = 0; i < SIZE; ++i) { |
405 |
|
assertEquals(i, (int) q.element()); |
408 |
|
try { |
409 |
|
q.element(); |
410 |
|
shouldThrow(); |
411 |
< |
} catch (NoSuchElementException success) { |
412 |
< |
} |
411 |
> |
} catch (NoSuchElementException success) {} |
412 |
> |
checkEmpty(q); |
413 |
|
} |
414 |
|
|
415 |
|
/** |
416 |
|
* remove removes next element, or throws NoSuchElementException if empty |
417 |
|
*/ |
418 |
< |
public void testRemove() { |
418 |
> |
public void testRemove() throws InterruptedException { |
419 |
|
LinkedTransferQueue<Integer> q = populatedQueue(SIZE); |
420 |
|
for (int i = 0; i < SIZE; ++i) { |
421 |
|
assertEquals(i, (int) q.remove()); |
423 |
|
try { |
424 |
|
q.remove(); |
425 |
|
shouldThrow(); |
426 |
< |
} catch (NoSuchElementException success) { |
427 |
< |
} |
426 |
> |
} catch (NoSuchElementException success) {} |
427 |
> |
checkEmpty(q); |
428 |
|
} |
429 |
|
|
430 |
|
/** |
431 |
|
* remove(x) removes x and returns true if present |
432 |
|
*/ |
433 |
< |
public void testRemoveElement() { |
433 |
> |
public void testRemoveElement() throws InterruptedException { |
434 |
|
LinkedTransferQueue q = populatedQueue(SIZE); |
435 |
|
for (int i = 1; i < SIZE; i += 2) { |
436 |
|
assertTrue(q.remove(i)); |
439 |
|
assertTrue(q.remove(i)); |
440 |
|
assertFalse(q.remove(i + 1)); |
441 |
|
} |
442 |
< |
assertTrue(q.isEmpty()); |
442 |
> |
checkEmpty(q); |
443 |
|
} |
444 |
|
|
445 |
|
/** |
452 |
|
assertTrue(q.remove(one)); |
453 |
|
assertTrue(q.remove(two)); |
454 |
|
assertTrue(q.add(three)); |
455 |
< |
assertTrue(q.take() != null); |
455 |
> |
assertTrue(q.take() == three); |
456 |
|
} |
457 |
|
|
458 |
|
/** |
470 |
|
/** |
471 |
|
* clear removes all elements |
472 |
|
*/ |
473 |
< |
public void testClear() { |
473 |
> |
public void testClear() throws InterruptedException { |
474 |
|
LinkedTransferQueue q = populatedQueue(SIZE); |
475 |
|
q.clear(); |
476 |
< |
assertTrue(q.isEmpty()); |
461 |
< |
assertEquals(0, q.size()); |
476 |
> |
checkEmpty(q); |
477 |
|
assertEquals(Integer.MAX_VALUE, q.remainingCapacity()); |
478 |
|
q.add(one); |
479 |
|
assertFalse(q.isEmpty()); |
480 |
+ |
assertEquals(1, q.size()); |
481 |
|
assertTrue(q.contains(one)); |
482 |
|
q.clear(); |
483 |
< |
assertTrue(q.isEmpty()); |
483 |
> |
checkEmpty(q); |
484 |
|
} |
485 |
|
|
486 |
|
/** |
498 |
|
} |
499 |
|
|
500 |
|
/** |
501 |
< |
* retainAll(c) retains only those elements of c and reports true if changed |
501 |
> |
* retainAll(c) retains only those elements of c and reports true |
502 |
> |
* if changed |
503 |
|
*/ |
504 |
|
public void testRetainAll() { |
505 |
|
LinkedTransferQueue q = populatedQueue(SIZE); |
518 |
|
} |
519 |
|
|
520 |
|
/** |
521 |
< |
* removeAll(c) removes only those elements of c and reports true if changed |
521 |
> |
* removeAll(c) removes only those elements of c and reports true |
522 |
> |
* if changed |
523 |
|
*/ |
524 |
|
public void testRemoveAll() { |
525 |
|
for (int i = 1; i < SIZE; ++i) { |
534 |
|
} |
535 |
|
|
536 |
|
/** |
537 |
< |
* toArray contains all elements |
537 |
> |
* toArray() contains all elements |
538 |
|
*/ |
539 |
|
public void testToArray() throws InterruptedException { |
540 |
|
LinkedTransferQueue q = populatedQueue(SIZE); |
564 |
|
LinkedTransferQueue q = populatedQueue(SIZE); |
565 |
|
Object o[] = q.toArray(null); |
566 |
|
shouldThrow(); |
567 |
< |
} catch (NullPointerException success) { |
550 |
< |
} |
567 |
> |
} catch (NullPointerException success) {} |
568 |
|
} |
569 |
|
|
570 |
|
/** |
571 |
< |
* toArray with incompatible array type throws CCE |
571 |
> |
* toArray(incompatible array type) throws CCE |
572 |
|
*/ |
573 |
|
public void testToArray1_BadArg() { |
574 |
|
try { |
575 |
|
LinkedTransferQueue q = populatedQueue(SIZE); |
576 |
|
Object o[] = q.toArray(new String[10]); |
577 |
|
shouldThrow(); |
578 |
< |
} catch (ArrayStoreException success) { |
562 |
< |
} |
578 |
> |
} catch (ArrayStoreException success) {} |
579 |
|
} |
580 |
|
|
581 |
|
/** |
584 |
|
public void testIterator() throws InterruptedException { |
585 |
|
LinkedTransferQueue q = populatedQueue(SIZE); |
586 |
|
Iterator it = q.iterator(); |
587 |
+ |
int i = 0; |
588 |
|
while (it.hasNext()) { |
589 |
< |
assertEquals(it.next(), q.take()); |
589 |
> |
assertEquals(it.next(), i++); |
590 |
|
} |
591 |
+ |
assertEquals(i, SIZE); |
592 |
|
} |
593 |
|
|
594 |
|
/** |
595 |
< |
* iterator.remove removes current element |
595 |
> |
* iterator.remove() removes current element |
596 |
|
*/ |
597 |
|
public void testIteratorRemove() { |
598 |
|
final LinkedTransferQueue q = new LinkedTransferQueue(); |
614 |
|
* iterator ordering is FIFO |
615 |
|
*/ |
616 |
|
public void testIteratorOrdering() { |
617 |
< |
final LinkedTransferQueue<Integer> q = new LinkedTransferQueue<Integer>(); |
617 |
> |
final LinkedTransferQueue<Integer> q |
618 |
> |
= new LinkedTransferQueue<Integer>(); |
619 |
|
assertEquals(Integer.MAX_VALUE, q.remainingCapacity()); |
620 |
|
q.add(one); |
621 |
|
q.add(two); |
662 |
|
q.add(one); |
663 |
|
q.add(two); |
664 |
|
ExecutorService executor = Executors.newFixedThreadPool(2); |
665 |
< |
executor.execute(new Runnable() { |
666 |
< |
public void run() { |
667 |
< |
try { |
668 |
< |
threadAssertTrue(q.offer(three, MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS)); |
669 |
< |
} catch (Throwable ex) { |
651 |
< |
threadUnexpectedException(ex); |
652 |
< |
} |
665 |
> |
|
666 |
> |
executor.execute(new CheckedRunnable() { |
667 |
> |
void realRun() { |
668 |
> |
threadAssertTrue(q.offer(three, MEDIUM_DELAY_MS, |
669 |
> |
MILLISECONDS)); |
670 |
|
}}); |
671 |
|
|
672 |
< |
executor.execute(new Runnable() { |
673 |
< |
public void run() { |
674 |
< |
try { |
675 |
< |
Thread.sleep(SMALL_DELAY_MS); |
659 |
< |
threadAssertEquals(one, q.take()); |
660 |
< |
} catch (Throwable ex) { |
661 |
< |
threadUnexpectedException(ex); |
662 |
< |
} |
672 |
> |
executor.execute(new CheckedRunnable() { |
673 |
> |
void realRun() throws InterruptedException { |
674 |
> |
Thread.sleep(SMALL_DELAY_MS); |
675 |
> |
threadAssertEquals(one, q.take()); |
676 |
|
}}); |
677 |
|
|
678 |
|
joinPool(executor); |
679 |
|
} |
680 |
|
|
681 |
|
/** |
682 |
< |
* poll retrieves elements across Executor threads |
682 |
> |
* timed poll retrieves elements across Executor threads |
683 |
|
*/ |
684 |
|
public void testPollInExecutor() { |
685 |
|
final LinkedTransferQueue q = new LinkedTransferQueue(); |
686 |
|
ExecutorService executor = Executors.newFixedThreadPool(2); |
687 |
< |
executor.execute(new Runnable() { |
688 |
< |
public void run() { |
689 |
< |
try { |
690 |
< |
threadAssertNull(q.poll()); |
691 |
< |
threadAssertTrue(null != q.poll(MEDIUM_DELAY_MS, TimeUnit.MILLISECONDS)); |
692 |
< |
threadAssertTrue(q.isEmpty()); |
693 |
< |
} catch (Throwable ex) { |
681 |
< |
threadUnexpectedException(ex); |
682 |
< |
} |
687 |
> |
|
688 |
> |
executor.execute(new CheckedRunnable() { |
689 |
> |
void realRun() throws InterruptedException { |
690 |
> |
threadAssertNull(q.poll()); |
691 |
> |
threadAssertTrue(null != q.poll(MEDIUM_DELAY_MS, |
692 |
> |
MILLISECONDS)); |
693 |
> |
threadAssertTrue(q.isEmpty()); |
694 |
|
}}); |
695 |
|
|
696 |
< |
executor.execute(new Runnable() { |
697 |
< |
public void run() { |
698 |
< |
try { |
699 |
< |
Thread.sleep(SMALL_DELAY_MS); |
689 |
< |
q.put(one); |
690 |
< |
} catch (Throwable ex) { |
691 |
< |
threadUnexpectedException(ex); |
692 |
< |
} |
696 |
> |
executor.execute(new CheckedRunnable() { |
697 |
> |
void realRun() throws InterruptedException { |
698 |
> |
Thread.sleep(SMALL_DELAY_MS); |
699 |
> |
q.put(one); |
700 |
|
}}); |
701 |
|
|
702 |
|
joinPool(executor); |
709 |
|
LinkedTransferQueue q = populatedQueue(SIZE); |
710 |
|
|
711 |
|
ByteArrayOutputStream bout = new ByteArrayOutputStream(10000); |
712 |
< |
ObjectOutputStream out = new ObjectOutputStream(new BufferedOutputStream(bout)); |
712 |
> |
ObjectOutputStream out |
713 |
> |
= new ObjectOutputStream(new BufferedOutputStream(bout)); |
714 |
|
out.writeObject(q); |
715 |
|
out.close(); |
716 |
|
|
717 |
< |
ByteArrayInputStream bin = new ByteArrayInputStream(bout.toByteArray()); |
718 |
< |
ObjectInputStream in = new ObjectInputStream(new BufferedInputStream(bin)); |
717 |
> |
ByteArrayInputStream bin |
718 |
> |
= new ByteArrayInputStream(bout.toByteArray()); |
719 |
> |
ObjectInputStream in |
720 |
> |
= new ObjectInputStream(new BufferedInputStream(bin)); |
721 |
|
LinkedTransferQueue r = (LinkedTransferQueue) in.readObject(); |
722 |
|
|
723 |
|
assertEquals(q.size(), r.size()); |
734 |
|
try { |
735 |
|
q.drainTo(null); |
736 |
|
shouldThrow(); |
737 |
< |
} catch (NullPointerException success) { |
728 |
< |
} |
737 |
> |
} catch (NullPointerException success) {} |
738 |
|
} |
739 |
|
|
740 |
|
/** |
745 |
|
try { |
746 |
|
q.drainTo(q); |
747 |
|
shouldThrow(); |
748 |
< |
} catch (IllegalArgumentException success) { |
740 |
< |
} |
748 |
> |
} catch (IllegalArgumentException success) {} |
749 |
|
} |
750 |
|
|
751 |
|
/** |
775 |
|
} |
776 |
|
|
777 |
|
/** |
778 |
< |
* drainTo empties full queue, unblocking a waiting put. |
778 |
> |
* drainTo(c) empties full queue, unblocking a waiting put. |
779 |
|
*/ |
780 |
|
public void testDrainToWithActivePut() throws InterruptedException { |
781 |
|
final LinkedTransferQueue q = populatedQueue(SIZE); |
782 |
< |
Thread t = new Thread(new Runnable() { |
783 |
< |
public void run() { |
784 |
< |
try { |
777 |
< |
q.put(SIZE + 1); |
778 |
< |
} catch (Throwable ex) { |
779 |
< |
threadUnexpectedException(ex); |
780 |
< |
} |
782 |
> |
Thread t = newStartedThread(new CheckedRunnable() { |
783 |
> |
void realRun() { |
784 |
> |
q.put(SIZE + 1); |
785 |
|
}}); |
782 |
– |
t.start(); |
786 |
|
ArrayList l = new ArrayList(); |
787 |
|
q.drainTo(l); |
788 |
|
assertTrue(l.size() >= SIZE); |
799 |
|
public void testDrainToNullN() { |
800 |
|
LinkedTransferQueue q = populatedQueue(SIZE); |
801 |
|
try { |
802 |
< |
q.drainTo(null, 0); |
802 |
> |
q.drainTo(null, SIZE); |
803 |
|
shouldThrow(); |
804 |
< |
} catch (NullPointerException success) { |
802 |
< |
} |
804 |
> |
} catch (NullPointerException success) {} |
805 |
|
} |
806 |
|
|
807 |
|
/** |
810 |
|
public void testDrainToSelfN() { |
811 |
|
LinkedTransferQueue q = populatedQueue(SIZE); |
812 |
|
try { |
813 |
< |
q.drainTo(q, 0); |
813 |
> |
q.drainTo(q, SIZE); |
814 |
|
shouldThrow(); |
815 |
< |
} catch (IllegalArgumentException success) { |
814 |
< |
} |
815 |
> |
} catch (IllegalArgumentException success) {} |
816 |
|
} |
817 |
|
|
818 |
|
/** |
838 |
|
} |
839 |
|
|
840 |
|
/** |
841 |
< |
* poll and take decrement the waiting consumer count |
841 |
> |
* timed poll() or take() increments the waiting consumer count; |
842 |
> |
* offer(e) decrements the waiting consumer count |
843 |
|
*/ |
844 |
|
public void testWaitingConsumer() throws InterruptedException { |
845 |
|
final LinkedTransferQueue q = new LinkedTransferQueue(); |
846 |
< |
final ConsumerObserver waiting = new ConsumerObserver(); |
847 |
< |
new Thread(new Runnable() { |
848 |
< |
public void run() { |
849 |
< |
try { |
850 |
< |
threadAssertTrue(q.hasWaitingConsumer()); |
851 |
< |
waiting.setWaitingConsumer(q.getWaitingConsumerCount()); |
852 |
< |
threadAssertTrue(q.offer(new Object())); |
853 |
< |
} catch (Throwable ex) { |
854 |
< |
threadUnexpectedException(ex); |
855 |
< |
} |
856 |
< |
}}).start(); |
857 |
< |
assertTrue(q.poll(LONG_DELAY_MS, TimeUnit.MILLISECONDS) != null); |
858 |
< |
assertTrue(q.getWaitingConsumerCount() < waiting.getWaitingConsumers()); |
846 |
> |
assertEquals(q.getWaitingConsumerCount(), 0); |
847 |
> |
assertFalse(q.hasWaitingConsumer()); |
848 |
> |
|
849 |
> |
Thread t = newStartedThread(new CheckedRunnable() { |
850 |
> |
void realRun() throws InterruptedException { |
851 |
> |
Thread.sleep(SMALL_DELAY_MS); |
852 |
> |
threadAssertTrue(q.hasWaitingConsumer()); |
853 |
> |
threadAssertEquals(q.getWaitingConsumerCount(), 1); |
854 |
> |
threadAssertTrue(q.offer(new Object())); |
855 |
> |
threadAssertFalse(q.hasWaitingConsumer()); |
856 |
> |
threadAssertEquals(q.getWaitingConsumerCount(), 0); |
857 |
> |
}}); |
858 |
> |
|
859 |
> |
assertTrue(q.poll(LONG_DELAY_MS, MILLISECONDS) != null); |
860 |
> |
assertEquals(q.getWaitingConsumerCount(), 0); |
861 |
> |
assertFalse(q.hasWaitingConsumer()); |
862 |
> |
t.join(); |
863 |
|
} |
864 |
|
|
865 |
|
/** |
870 |
|
LinkedTransferQueue q = new LinkedTransferQueue(); |
871 |
|
q.transfer(null); |
872 |
|
shouldThrow(); |
873 |
< |
} catch (NullPointerException ex) { |
868 |
< |
} |
873 |
> |
} catch (NullPointerException success) {} |
874 |
|
} |
875 |
|
|
876 |
|
/** |
878 |
|
* is returned by this associated poll. |
879 |
|
*/ |
880 |
|
public void testTransfer2() throws InterruptedException { |
881 |
< |
final LinkedTransferQueue<Integer> q = new LinkedTransferQueue<Integer>(); |
881 |
> |
final LinkedTransferQueue<Integer> q |
882 |
> |
= new LinkedTransferQueue<Integer>(); |
883 |
|
|
884 |
< |
new Thread(new Runnable() { |
885 |
< |
public void run() { |
886 |
< |
try { |
887 |
< |
q.transfer(SIZE); |
888 |
< |
threadAssertTrue(q.isEmpty()); |
883 |
< |
} catch (Throwable ex) { |
884 |
< |
threadUnexpectedException(ex); |
885 |
< |
} |
886 |
< |
}}).start(); |
884 |
> |
Thread t = newStartedThread(new CheckedRunnable() { |
885 |
> |
void realRun() throws InterruptedException { |
886 |
> |
q.transfer(SIZE); |
887 |
> |
threadAssertTrue(q.isEmpty()); |
888 |
> |
}}); |
889 |
|
|
890 |
|
Thread.sleep(SHORT_DELAY_MS); |
891 |
|
assertEquals(1, q.size()); |
892 |
|
assertEquals(SIZE, (int) q.poll()); |
893 |
|
assertTrue(q.isEmpty()); |
894 |
+ |
t.join(); |
895 |
|
} |
896 |
|
|
897 |
|
/** |
898 |
|
* transfer waits until a poll occurs, and then transfers in fifo order |
899 |
|
*/ |
900 |
|
public void testTransfer3() throws InterruptedException { |
901 |
< |
final LinkedTransferQueue<Integer> q = new LinkedTransferQueue<Integer>(); |
901 |
> |
final LinkedTransferQueue<Integer> q |
902 |
> |
= new LinkedTransferQueue<Integer>(); |
903 |
|
|
904 |
< |
Thread first = |
905 |
< |
new Thread(new Runnable() { |
906 |
< |
public void run() { |
907 |
< |
try { |
908 |
< |
Integer i = SIZE + 1; |
909 |
< |
q.transfer(i); |
910 |
< |
threadAssertTrue(!q.contains(i)); |
907 |
< |
threadAssertEquals(1, q.size()); |
908 |
< |
} catch (Throwable ex) { |
909 |
< |
threadUnexpectedException(ex); |
910 |
< |
} |
911 |
< |
}}); |
912 |
< |
first.start(); |
904 |
> |
Thread first = newStartedThread(new CheckedRunnable() { |
905 |
> |
void realRun() throws InterruptedException { |
906 |
> |
Integer i = SIZE + 1; |
907 |
> |
q.transfer(i); |
908 |
> |
threadAssertTrue(!q.contains(i)); |
909 |
> |
threadAssertEquals(1, q.size()); |
910 |
> |
}}); |
911 |
|
|
912 |
< |
Thread interruptedThread = |
913 |
< |
new Thread(new Runnable() { |
914 |
< |
public void run() { |
915 |
< |
try { |
916 |
< |
while (q.size() == 0) |
917 |
< |
Thread.yield(); |
920 |
< |
q.transfer(SIZE); |
921 |
< |
threadShouldThrow(); |
922 |
< |
} catch (InterruptedException success) { |
923 |
< |
} catch (Throwable ex) { |
924 |
< |
threadUnexpectedException(ex); |
925 |
< |
} |
912 |
> |
Thread interruptedThread = newStartedThread( |
913 |
> |
new CheckedInterruptedRunnable() { |
914 |
> |
void realRun() throws InterruptedException { |
915 |
> |
while (q.size() == 0) |
916 |
> |
Thread.yield(); |
917 |
> |
q.transfer(SIZE); |
918 |
|
}}); |
927 |
– |
interruptedThread.start(); |
919 |
|
|
920 |
|
while (q.size() < 2) |
921 |
|
Thread.yield(); |
935 |
|
*/ |
936 |
|
public void testTransfer4() throws InterruptedException { |
937 |
|
final LinkedTransferQueue q = new LinkedTransferQueue(); |
938 |
< |
new Thread(new Runnable() { |
939 |
< |
public void run() { |
940 |
< |
try { |
941 |
< |
q.transfer(four); |
942 |
< |
threadAssertFalse(q.contains(four)); |
943 |
< |
threadAssertEquals(three, q.poll()); |
944 |
< |
} catch (Throwable ex) { |
945 |
< |
threadUnexpectedException(ex); |
946 |
< |
} |
956 |
< |
}}).start(); |
957 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
938 |
> |
|
939 |
> |
Thread t = newStartedThread(new CheckedRunnable() { |
940 |
> |
void realRun() throws InterruptedException { |
941 |
> |
q.transfer(four); |
942 |
> |
threadAssertFalse(q.contains(four)); |
943 |
> |
threadAssertEquals(three, q.poll()); |
944 |
> |
}}); |
945 |
> |
|
946 |
> |
Thread.sleep(SHORT_DELAY_MS); |
947 |
|
assertTrue(q.offer(three)); |
948 |
|
assertEquals(four, q.poll()); |
949 |
+ |
t.join(); |
950 |
|
} |
951 |
|
|
952 |
|
/** |
954 |
|
* is returned by this associated take. |
955 |
|
*/ |
956 |
|
public void testTransfer5() throws InterruptedException { |
957 |
< |
final LinkedTransferQueue<Integer> q = new LinkedTransferQueue<Integer>(); |
957 |
> |
final LinkedTransferQueue<Integer> q |
958 |
> |
= new LinkedTransferQueue<Integer>(); |
959 |
|
|
960 |
< |
new Thread(new Runnable() { |
961 |
< |
public void run() { |
962 |
< |
try { |
963 |
< |
q.transfer(SIZE); |
964 |
< |
threadAssertTrue(q.isEmpty()); |
974 |
< |
} catch (Throwable ex) { |
975 |
< |
threadUnexpectedException(ex); |
976 |
< |
} |
977 |
< |
}}).start(); |
960 |
> |
Thread t = newStartedThread(new CheckedRunnable() { |
961 |
> |
void realRun() throws InterruptedException { |
962 |
> |
q.transfer(SIZE); |
963 |
> |
checkEmpty(q); |
964 |
> |
}}); |
965 |
|
|
966 |
|
Thread.sleep(SHORT_DELAY_MS); |
967 |
|
assertEquals(SIZE, (int) q.take()); |
968 |
< |
assertTrue(q.isEmpty()); |
968 |
> |
checkEmpty(q); |
969 |
> |
t.join(); |
970 |
|
} |
971 |
|
|
972 |
|
/** |
976 |
|
try { |
977 |
|
final LinkedTransferQueue q = new LinkedTransferQueue(); |
978 |
|
q.tryTransfer(null); |
979 |
< |
this.shouldThrow(); |
980 |
< |
} catch (NullPointerException ex) { |
993 |
< |
} |
979 |
> |
shouldThrow(); |
980 |
> |
} catch (NullPointerException success) {} |
981 |
|
} |
982 |
|
|
983 |
|
/** |
984 |
|
* tryTransfer returns false and does not enqueue if there are no |
985 |
|
* consumers waiting to poll or take. |
986 |
|
*/ |
987 |
< |
public void testTryTransfer2() { |
987 |
> |
public void testTryTransfer2() throws InterruptedException { |
988 |
|
final LinkedTransferQueue q = new LinkedTransferQueue(); |
989 |
|
assertFalse(q.tryTransfer(new Object())); |
990 |
|
assertFalse(q.hasWaitingConsumer()); |
991 |
< |
assertTrue(q.isEmpty()); |
1005 |
< |
assertEquals(0, q.size()); |
991 |
> |
checkEmpty(q); |
992 |
|
} |
993 |
|
|
994 |
|
/** |
998 |
|
public void testTryTransfer3() throws InterruptedException { |
999 |
|
final Object hotPotato = new Object(); |
1000 |
|
final LinkedTransferQueue q = new LinkedTransferQueue(); |
1001 |
< |
new Thread(new Runnable() { |
1002 |
< |
public void run() { |
1003 |
< |
try { |
1004 |
< |
while (! q.hasWaitingConsumer()) |
1005 |
< |
Thread.yield(); |
1006 |
< |
threadAssertTrue(q.hasWaitingConsumer()); |
1007 |
< |
threadAssertTrue(q.isEmpty()); |
1008 |
< |
threadAssertTrue(q.size() == 0); |
1009 |
< |
threadAssertTrue(q.tryTransfer(hotPotato)); |
1010 |
< |
} catch (Throwable ex) { |
1011 |
< |
threadUnexpectedException(ex); |
1012 |
< |
} |
1013 |
< |
}}).start(); |
1014 |
< |
assertTrue(q.poll(LONG_DELAY_MS, TimeUnit.MILLISECONDS) == hotPotato); |
1029 |
< |
assertTrue(q.isEmpty()); |
1001 |
> |
|
1002 |
> |
Thread t = newStartedThread(new CheckedRunnable() { |
1003 |
> |
void realRun() { |
1004 |
> |
while (! q.hasWaitingConsumer()) |
1005 |
> |
Thread.yield(); |
1006 |
> |
threadAssertTrue(q.hasWaitingConsumer()); |
1007 |
> |
threadAssertTrue(q.isEmpty()); |
1008 |
> |
threadAssertTrue(q.size() == 0); |
1009 |
> |
threadAssertTrue(q.tryTransfer(hotPotato)); |
1010 |
> |
}}); |
1011 |
> |
|
1012 |
> |
assertTrue(q.poll(MEDIUM_DELAY_MS, MILLISECONDS) == hotPotato); |
1013 |
> |
checkEmpty(q); |
1014 |
> |
t.join(); |
1015 |
|
} |
1016 |
|
|
1017 |
|
/** |
1021 |
|
public void testTryTransfer4() throws InterruptedException { |
1022 |
|
final Object hotPotato = new Object(); |
1023 |
|
final LinkedTransferQueue q = new LinkedTransferQueue(); |
1024 |
< |
new Thread(new Runnable() { |
1025 |
< |
public void run() { |
1026 |
< |
try { |
1027 |
< |
while (! q.hasWaitingConsumer()) |
1028 |
< |
Thread.yield(); |
1029 |
< |
threadAssertTrue(q.hasWaitingConsumer()); |
1030 |
< |
threadAssertTrue(q.isEmpty()); |
1031 |
< |
threadAssertTrue(q.size() == 0); |
1032 |
< |
threadAssertTrue(q.tryTransfer(hotPotato)); |
1033 |
< |
} catch (Throwable ex) { |
1034 |
< |
threadUnexpectedException(ex); |
1050 |
< |
} |
1051 |
< |
}}).start(); |
1024 |
> |
|
1025 |
> |
Thread t = newStartedThread(new CheckedRunnable() { |
1026 |
> |
void realRun() { |
1027 |
> |
while (! q.hasWaitingConsumer()) |
1028 |
> |
Thread.yield(); |
1029 |
> |
threadAssertTrue(q.hasWaitingConsumer()); |
1030 |
> |
threadAssertTrue(q.isEmpty()); |
1031 |
> |
threadAssertTrue(q.size() == 0); |
1032 |
> |
threadAssertTrue(q.tryTransfer(hotPotato)); |
1033 |
> |
}}); |
1034 |
> |
|
1035 |
|
assertTrue(q.take() == hotPotato); |
1036 |
< |
assertTrue(q.isEmpty()); |
1036 |
> |
checkEmpty(q); |
1037 |
> |
t.join(); |
1038 |
|
} |
1039 |
|
|
1040 |
|
/** |
1043 |
|
*/ |
1044 |
|
public void testTryTransfer5() throws InterruptedException { |
1045 |
|
final LinkedTransferQueue q = new LinkedTransferQueue(); |
1046 |
< |
Thread toInterrupt = new Thread(new Runnable() { |
1047 |
< |
public void run() { |
1048 |
< |
try { |
1049 |
< |
q.tryTransfer(new Object(), LONG_DELAY_MS, TimeUnit.MILLISECONDS); |
1066 |
< |
threadShouldThrow(); |
1067 |
< |
} catch (InterruptedException success) { |
1068 |
< |
} catch (Throwable ex) { |
1069 |
< |
threadUnexpectedException(ex); |
1070 |
< |
} |
1046 |
> |
|
1047 |
> |
Thread toInterrupt = newStartedThread(new CheckedInterruptedRunnable() { |
1048 |
> |
void realRun() throws InterruptedException { |
1049 |
> |
q.tryTransfer(new Object(), LONG_DELAY_MS, MILLISECONDS); |
1050 |
|
}}); |
1051 |
< |
toInterrupt.start(); |
1051 |
> |
|
1052 |
|
Thread.sleep(SMALL_DELAY_MS); |
1053 |
|
toInterrupt.interrupt(); |
1054 |
+ |
toInterrupt.join(); |
1055 |
|
} |
1056 |
|
|
1057 |
|
/** |
1059 |
|
*/ |
1060 |
|
public void testTryTransfer6() throws InterruptedException { |
1061 |
|
final LinkedTransferQueue q = new LinkedTransferQueue(); |
1062 |
< |
new Thread(new Runnable() { |
1063 |
< |
public void run() { |
1064 |
< |
try { |
1065 |
< |
threadAssertFalse(q.tryTransfer(new Object(), SHORT_DELAY_MS, TimeUnit.MILLISECONDS)); |
1066 |
< |
} catch (Throwable ex) { |
1067 |
< |
threadUnexpectedException(ex); |
1068 |
< |
} |
1069 |
< |
}}).start(); |
1070 |
< |
Thread.sleep(LONG_DELAY_MS); |
1071 |
< |
assertTrue(q.isEmpty()); |
1062 |
> |
|
1063 |
> |
Thread t = newStartedThread(new CheckedRunnable() { |
1064 |
> |
void realRun() throws InterruptedException { |
1065 |
> |
threadAssertFalse |
1066 |
> |
(q.tryTransfer(new Object(), |
1067 |
> |
SHORT_DELAY_MS, MILLISECONDS)); |
1068 |
> |
}}); |
1069 |
> |
|
1070 |
> |
Thread.sleep(SMALL_DELAY_MS); |
1071 |
> |
checkEmpty(q); |
1072 |
> |
t.join(); |
1073 |
|
} |
1074 |
|
|
1075 |
|
/** |
1079 |
|
public void testTryTransfer7() throws InterruptedException { |
1080 |
|
final LinkedTransferQueue q = new LinkedTransferQueue(); |
1081 |
|
assertTrue(q.offer(four)); |
1082 |
< |
new Thread(new Runnable() { |
1083 |
< |
public void run() { |
1084 |
< |
try { |
1085 |
< |
threadAssertTrue(q.tryTransfer(five, LONG_DELAY_MS, TimeUnit.MILLISECONDS)); |
1086 |
< |
threadAssertTrue(q.isEmpty()); |
1087 |
< |
} catch (Throwable ex) { |
1088 |
< |
threadUnexpectedException(ex); |
1089 |
< |
} |
1109 |
< |
}}).start(); |
1082 |
> |
|
1083 |
> |
Thread t = newStartedThread(new CheckedRunnable() { |
1084 |
> |
void realRun() throws InterruptedException { |
1085 |
> |
threadAssertTrue(q.tryTransfer(five, |
1086 |
> |
MEDIUM_DELAY_MS, MILLISECONDS)); |
1087 |
> |
threadAssertTrue(q.isEmpty()); |
1088 |
> |
}}); |
1089 |
> |
|
1090 |
|
Thread.sleep(SHORT_DELAY_MS); |
1091 |
|
assertEquals(2, q.size()); |
1092 |
|
assertEquals(four, q.poll()); |
1093 |
|
assertEquals(five, q.poll()); |
1094 |
< |
assertTrue(q.isEmpty()); |
1094 |
> |
checkEmpty(q); |
1095 |
> |
t.join(); |
1096 |
|
} |
1097 |
|
|
1098 |
|
/** |
1103 |
|
final LinkedTransferQueue q = new LinkedTransferQueue(); |
1104 |
|
assertTrue(q.offer(four)); |
1105 |
|
assertEquals(1, q.size()); |
1106 |
< |
assertFalse(q.tryTransfer(five, SHORT_DELAY_MS, TimeUnit.MILLISECONDS)); |
1106 |
> |
assertFalse(q.tryTransfer(five, SHORT_DELAY_MS, MILLISECONDS)); |
1107 |
|
assertEquals(1, q.size()); |
1108 |
|
assertEquals(four, q.poll()); |
1128 |
– |
threadAssertTrue(q.isEmpty()); |
1109 |
|
assertNull(q.poll()); |
1110 |
+ |
checkEmpty(q); |
1111 |
|
} |
1112 |
|
|
1113 |
|
private LinkedTransferQueue<Integer> populatedQueue(int n) { |
1121 |
|
assertFalse(q.isEmpty()); |
1122 |
|
return q; |
1123 |
|
} |
1143 |
– |
|
1144 |
– |
private static class ConsumerObserver { |
1145 |
– |
|
1146 |
– |
private int waitingConsumers; |
1147 |
– |
|
1148 |
– |
private ConsumerObserver() { |
1149 |
– |
} |
1150 |
– |
|
1151 |
– |
private void setWaitingConsumer(int i) { |
1152 |
– |
this.waitingConsumers = i; |
1153 |
– |
} |
1154 |
– |
|
1155 |
– |
private int getWaitingConsumers() { |
1156 |
– |
return waitingConsumers; |
1157 |
– |
} |
1158 |
– |
} |
1124 |
|
} |