--- jsr166/src/test/tck/LinkedBlockingDequeTest.java 2015/05/15 18:21:19 1.58 +++ jsr166/src/test/tck/LinkedBlockingDequeTest.java 2017/05/29 22:44:27 1.81 @@ -41,16 +41,24 @@ public class LinkedBlockingDequeTest ext } public static Test suite() { + class Implementation implements CollectionImplementation { + public Class klazz() { return LinkedBlockingDeque.class; } + public Collection emptyCollection() { return new LinkedBlockingDeque(); } + public Object makeElement(int i) { return i; } + public boolean isConcurrent() { return true; } + public boolean permitsNulls() { return false; } + } return newTestSuite(LinkedBlockingDequeTest.class, new Unbounded().testSuite(), - new Bounded().testSuite()); + new Bounded().testSuite(), + CollectionTest.testSuite(new Implementation())); } /** * Returns a new deque of given size containing consecutive - * Integers 0 ... n. + * Integers 0 ... n - 1. */ - private LinkedBlockingDeque populatedDeque(int n) { + private static LinkedBlockingDeque populatedDeque(int n) { LinkedBlockingDeque q = new LinkedBlockingDeque(n); assertTrue(q.isEmpty()); @@ -59,6 +67,8 @@ public class LinkedBlockingDequeTest ext assertFalse(q.isEmpty()); assertEquals(0, q.remainingCapacity()); assertEquals(n, q.size()); + assertEquals((Integer) 0, q.peekFirst()); + assertEquals((Integer) (n - 1), q.peekLast()); return q; } @@ -82,7 +92,7 @@ public class LinkedBlockingDequeTest ext public void testSize() { LinkedBlockingDeque q = populatedDeque(SIZE); for (int i = 0; i < SIZE; ++i) { - assertEquals(SIZE-i, q.size()); + assertEquals(SIZE - i, q.size()); q.removeFirst(); } for (int i = 0; i < SIZE; ++i) { @@ -147,7 +157,7 @@ public class LinkedBlockingDequeTest ext */ public void testPollLast() { LinkedBlockingDeque q = populatedDeque(SIZE); - for (int i = SIZE-1; i >= 0; --i) { + for (int i = SIZE - 1; i >= 0; --i) { assertEquals(i, q.pollLast()); } assertNull(q.pollLast()); @@ -186,7 +196,7 @@ public class LinkedBlockingDequeTest ext */ public void testPeekLast() { LinkedBlockingDeque q = populatedDeque(SIZE); - for (int i = SIZE-1; i >= 0; --i) { + for (int i = SIZE - 1; i >= 0; --i) { assertEquals(i, q.peekLast()); assertEquals(i, q.pollLast()); assertTrue(q.peekLast() == null || @@ -216,7 +226,7 @@ public class LinkedBlockingDequeTest ext */ public void testLastElement() { LinkedBlockingDeque q = populatedDeque(SIZE); - for (int i = SIZE-1; i >= 0; --i) { + for (int i = SIZE - 1; i >= 0; --i) { assertEquals(i, q.getLast()); assertEquals(i, q.pollLast()); } @@ -281,7 +291,7 @@ public class LinkedBlockingDequeTest ext } for (int i = 0; i < SIZE; i += 2) { assertTrue(q.removeFirstOccurrence(new Integer(i))); - assertFalse(q.removeFirstOccurrence(new Integer(i+1))); + assertFalse(q.removeFirstOccurrence(new Integer(i + 1))); } assertTrue(q.isEmpty()); } @@ -296,7 +306,7 @@ public class LinkedBlockingDequeTest ext } for (int i = 0; i < SIZE; i += 2) { assertTrue(q.removeLastOccurrence(new Integer(i))); - assertFalse(q.removeLastOccurrence(new Integer(i+1))); + assertFalse(q.removeLastOccurrence(new Integer(i + 1))); } assertTrue(q.isEmpty()); } @@ -367,7 +377,7 @@ public class LinkedBlockingDequeTest ext */ public void testConstructor5() { Integer[] ints = new Integer[SIZE]; - for (int i = 0; i < SIZE-1; ++i) + for (int i = 0; i < SIZE - 1; ++i) ints[i] = i; Collection elements = Arrays.asList(ints); try { @@ -414,7 +424,7 @@ public class LinkedBlockingDequeTest ext assertEquals(i, q.remove()); } for (int i = 0; i < SIZE; ++i) { - assertEquals(SIZE-i, q.remainingCapacity()); + assertEquals(SIZE - i, q.remainingCapacity()); assertEquals(SIZE, q.size() + q.remainingCapacity()); assertTrue(q.add(i)); } @@ -432,7 +442,7 @@ public class LinkedBlockingDequeTest ext } /** - * push succeeds if not full; throws ISE if full + * push succeeds if not full; throws IllegalStateException if full */ public void testPush() { LinkedBlockingDeque q = new LinkedBlockingDeque(SIZE); @@ -482,7 +492,7 @@ public class LinkedBlockingDequeTest ext } /** - * add succeeds if not full; throws ISE if full + * add succeeds if not full; throws IllegalStateException if full */ public void testAdd() { LinkedBlockingDeque q = new LinkedBlockingDeque(SIZE); @@ -496,7 +506,7 @@ public class LinkedBlockingDequeTest ext } /** - * addAll(this) throws IAE + * addAll(this) throws IllegalArgumentException */ public void testAddAllSelf() { LinkedBlockingDeque q = populatedDeque(SIZE); @@ -513,7 +523,7 @@ public class LinkedBlockingDequeTest ext public void testAddAll3() { LinkedBlockingDeque q = new LinkedBlockingDeque(SIZE); Integer[] ints = new Integer[SIZE]; - for (int i = 0; i < SIZE-1; ++i) + for (int i = 0; i < SIZE - 1; ++i) ints[i] = new Integer(i); Collection elements = Arrays.asList(ints); try { @@ -594,7 +604,7 @@ public class LinkedBlockingDequeTest ext }}); await(pleaseInterrupt); - assertThreadStaysAlive(t); + assertThreadBlocks(t, Thread.State.WAITING); t.interrupt(); awaitTermination(t); assertEquals(SIZE, q.size()); @@ -616,6 +626,13 @@ public class LinkedBlockingDequeTest ext pleaseTake.countDown(); q.put(86); + Thread.currentThread().interrupt(); + try { + q.put(99); + shouldThrow(); + } catch (InterruptedException success) {} + assertFalse(Thread.interrupted()); + pleaseInterrupt.countDown(); try { q.put(99); @@ -629,7 +646,7 @@ public class LinkedBlockingDequeTest ext assertEquals(0, q.take()); await(pleaseInterrupt); - assertThreadStaysAlive(t); + assertThreadBlocks(t, Thread.State.WAITING); t.interrupt(); awaitTermination(t); assertEquals(0, q.remainingCapacity()); @@ -638,7 +655,7 @@ public class LinkedBlockingDequeTest ext /** * timed offer times out if full and elements not taken */ - public void testTimedOffer() throws InterruptedException { + public void testTimedOffer() { final LinkedBlockingDeque q = new LinkedBlockingDeque(2); final CountDownLatch pleaseInterrupt = new CountDownLatch(1); Thread t = newStartedThread(new CheckedRunnable() { @@ -648,15 +665,24 @@ public class LinkedBlockingDequeTest ext long startTime = System.nanoTime(); assertFalse(q.offer(new Object(), timeoutMillis(), MILLISECONDS)); assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); + + Thread.currentThread().interrupt(); + try { + q.offer(new Object(), 2 * LONG_DELAY_MS, MILLISECONDS); + shouldThrow(); + } catch (InterruptedException success) {} + assertFalse(Thread.interrupted()); + pleaseInterrupt.countDown(); try { q.offer(new Object(), 2 * LONG_DELAY_MS, MILLISECONDS); shouldThrow(); } catch (InterruptedException success) {} + assertFalse(Thread.interrupted()); }}); await(pleaseInterrupt); - assertThreadStaysAlive(t); + assertThreadBlocks(t, Thread.State.TIMED_WAITING); t.interrupt(); awaitTermination(t); } @@ -679,9 +705,7 @@ public class LinkedBlockingDequeTest ext final CountDownLatch pleaseInterrupt = new CountDownLatch(1); Thread t = newStartedThread(new CheckedRunnable() { public void realRun() throws InterruptedException { - for (int i = 0; i < SIZE; ++i) { - assertEquals(i, q.take()); - } + for (int i = 0; i < SIZE; i++) assertEquals(i, q.take()); Thread.currentThread().interrupt(); try { @@ -699,7 +723,7 @@ public class LinkedBlockingDequeTest ext }}); await(pleaseInterrupt); - assertThreadStaysAlive(t); + assertThreadBlocks(t, Thread.State.WAITING); t.interrupt(); awaitTermination(t); } @@ -748,28 +772,34 @@ public class LinkedBlockingDequeTest ext */ public void testInterruptedTimedPoll() throws InterruptedException { final BlockingQueue q = populatedDeque(SIZE); - final CountDownLatch aboutToWait = new CountDownLatch(1); + final CountDownLatch pleaseInterrupt = new CountDownLatch(1); Thread t = newStartedThread(new CheckedRunnable() { public void realRun() throws InterruptedException { - for (int i = 0; i < SIZE; ++i) { - long t0 = System.nanoTime(); + long startTime = System.nanoTime(); + for (int i = 0; i < SIZE; i++) assertEquals(i, (int) q.poll(LONG_DELAY_MS, MILLISECONDS)); - assertTrue(millisElapsedSince(t0) < SMALL_DELAY_MS); - } - long t0 = System.nanoTime(); - aboutToWait.countDown(); + + Thread.currentThread().interrupt(); try { - q.poll(MEDIUM_DELAY_MS, MILLISECONDS); + q.poll(LONG_DELAY_MS, MILLISECONDS); shouldThrow(); - } catch (InterruptedException success) { - assertTrue(millisElapsedSince(t0) < MEDIUM_DELAY_MS); - } + } catch (InterruptedException success) {} + assertFalse(Thread.interrupted()); + + pleaseInterrupt.countDown(); + try { + q.poll(LONG_DELAY_MS, MILLISECONDS); + shouldThrow(); + } catch (InterruptedException success) {} + assertFalse(Thread.interrupted()); + + assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); }}); - aboutToWait.await(); - waitForThreadToEnterWaitState(t, SMALL_DELAY_MS); + await(pleaseInterrupt); + assertThreadBlocks(t, Thread.State.TIMED_WAITING); t.interrupt(); - awaitTermination(t, MEDIUM_DELAY_MS); + awaitTermination(t); checkEmpty(q); } @@ -826,7 +856,7 @@ public class LinkedBlockingDequeTest ext }}); await(pleaseInterrupt); - assertThreadStaysAlive(t); + assertThreadBlocks(t, Thread.State.WAITING); t.interrupt(); awaitTermination(t); assertEquals(SIZE, q.size()); @@ -861,7 +891,7 @@ public class LinkedBlockingDequeTest ext assertEquals(capacity - 1, q.take()); await(pleaseInterrupt); - assertThreadStaysAlive(t); + assertThreadBlocks(t, Thread.State.WAITING); t.interrupt(); awaitTermination(t); assertEquals(0, q.remainingCapacity()); @@ -870,7 +900,7 @@ public class LinkedBlockingDequeTest ext /** * timed offerFirst times out if full and elements not taken */ - public void testTimedOfferFirst() throws InterruptedException { + public void testTimedOfferFirst() { final LinkedBlockingDeque q = new LinkedBlockingDeque(2); final CountDownLatch pleaseInterrupt = new CountDownLatch(1); Thread t = newStartedThread(new CheckedRunnable() { @@ -880,15 +910,24 @@ public class LinkedBlockingDequeTest ext long startTime = System.nanoTime(); assertFalse(q.offerFirst(new Object(), timeoutMillis(), MILLISECONDS)); assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); + + Thread.currentThread().interrupt(); + try { + q.offerFirst(new Object(), 2 * LONG_DELAY_MS, MILLISECONDS); + shouldThrow(); + } catch (InterruptedException success) {} + assertFalse(Thread.interrupted()); + pleaseInterrupt.countDown(); try { q.offerFirst(new Object(), 2 * LONG_DELAY_MS, MILLISECONDS); shouldThrow(); } catch (InterruptedException success) {} + assertFalse(Thread.interrupted()); }}); await(pleaseInterrupt); - assertThreadStaysAlive(t); + assertThreadBlocks(t, Thread.State.TIMED_WAITING); t.interrupt(); awaitTermination(t); } @@ -920,7 +959,7 @@ public class LinkedBlockingDequeTest ext }}); await(threadStarted); - assertThreadStaysAlive(t); + assertThreadBlocks(t, Thread.State.WAITING); t.interrupt(); awaitTermination(t); } @@ -961,7 +1000,7 @@ public class LinkedBlockingDequeTest ext }}); await(threadStarted); - assertThreadStaysAlive(t); + assertThreadBlocks(t, Thread.State.WAITING); t.interrupt(); awaitTermination(t); } @@ -993,9 +1032,7 @@ public class LinkedBlockingDequeTest ext final CountDownLatch pleaseInterrupt = new CountDownLatch(1); Thread t = newStartedThread(new CheckedRunnable() { public void realRun() throws InterruptedException { - for (int i = 0; i < SIZE; ++i) { - assertEquals(i, q.takeFirst()); - } + for (int i = 0; i < SIZE; i++) assertEquals(i, q.takeFirst()); Thread.currentThread().interrupt(); try { @@ -1013,7 +1050,7 @@ public class LinkedBlockingDequeTest ext }}); await(pleaseInterrupt); - assertThreadStaysAlive(t); + assertThreadBlocks(t, Thread.State.WAITING); t.interrupt(); awaitTermination(t); } @@ -1050,17 +1087,17 @@ public class LinkedBlockingDequeTest ext * returning timeout status */ public void testInterruptedTimedPollFirst() throws InterruptedException { + final LinkedBlockingDeque q = populatedDeque(SIZE); final CountDownLatch pleaseInterrupt = new CountDownLatch(1); Thread t = newStartedThread(new CheckedRunnable() { public void realRun() throws InterruptedException { - LinkedBlockingDeque q = populatedDeque(SIZE); - for (int i = 0; i < SIZE; ++i) { + long startTime = System.nanoTime(); + for (int i = 0; i < SIZE; i++) assertEquals(i, q.pollFirst(LONG_DELAY_MS, MILLISECONDS)); - } Thread.currentThread().interrupt(); try { - q.pollFirst(SMALL_DELAY_MS, MILLISECONDS); + q.pollFirst(LONG_DELAY_MS, MILLISECONDS); shouldThrow(); } catch (InterruptedException success) {} assertFalse(Thread.interrupted()); @@ -1071,10 +1108,12 @@ public class LinkedBlockingDequeTest ext shouldThrow(); } catch (InterruptedException success) {} assertFalse(Thread.interrupted()); + + assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); }}); await(pleaseInterrupt); - assertThreadStaysAlive(t); + assertThreadBlocks(t, Thread.State.TIMED_WAITING); t.interrupt(); awaitTermination(t); } @@ -1107,6 +1146,7 @@ public class LinkedBlockingDequeTest ext q.pollFirst(LONG_DELAY_MS, MILLISECONDS); shouldThrow(); } catch (InterruptedException success) {} + assertFalse(Thread.interrupted()); assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); }}); @@ -1115,7 +1155,7 @@ public class LinkedBlockingDequeTest ext assertTrue(q.offerFirst(zero, LONG_DELAY_MS, MILLISECONDS)); assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); barrier.await(); - assertThreadStaysAlive(t); + assertThreadBlocks(t, Thread.State.TIMED_WAITING); t.interrupt(); awaitTermination(t); } @@ -1173,7 +1213,7 @@ public class LinkedBlockingDequeTest ext }}); await(pleaseInterrupt); - assertThreadStaysAlive(t); + assertThreadBlocks(t, Thread.State.WAITING); t.interrupt(); awaitTermination(t); assertEquals(SIZE, q.size()); @@ -1195,6 +1235,13 @@ public class LinkedBlockingDequeTest ext pleaseTake.countDown(); q.putLast(86); + Thread.currentThread().interrupt(); + try { + q.putLast(99); + shouldThrow(); + } catch (InterruptedException success) {} + assertFalse(Thread.interrupted()); + pleaseInterrupt.countDown(); try { q.putLast(99); @@ -1208,7 +1255,7 @@ public class LinkedBlockingDequeTest ext assertEquals(0, q.take()); await(pleaseInterrupt); - assertThreadStaysAlive(t); + assertThreadBlocks(t, Thread.State.WAITING); t.interrupt(); awaitTermination(t); assertEquals(0, q.remainingCapacity()); @@ -1217,7 +1264,7 @@ public class LinkedBlockingDequeTest ext /** * timed offerLast times out if full and elements not taken */ - public void testTimedOfferLast() throws InterruptedException { + public void testTimedOfferLast() { final LinkedBlockingDeque q = new LinkedBlockingDeque(2); final CountDownLatch pleaseInterrupt = new CountDownLatch(1); Thread t = newStartedThread(new CheckedRunnable() { @@ -1227,6 +1274,13 @@ public class LinkedBlockingDequeTest ext long startTime = System.nanoTime(); assertFalse(q.offerLast(new Object(), timeoutMillis(), MILLISECONDS)); assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); + + Thread.currentThread().interrupt(); + try { + q.offerLast(new Object(), 2 * LONG_DELAY_MS, MILLISECONDS); + shouldThrow(); + } catch (InterruptedException success) {} + pleaseInterrupt.countDown(); try { q.offerLast(new Object(), 2 * LONG_DELAY_MS, MILLISECONDS); @@ -1235,7 +1289,7 @@ public class LinkedBlockingDequeTest ext }}); await(pleaseInterrupt); - assertThreadStaysAlive(t); + assertThreadBlocks(t, Thread.State.TIMED_WAITING); t.interrupt(); awaitTermination(t); } @@ -1246,7 +1300,7 @@ public class LinkedBlockingDequeTest ext public void testTakeLast() throws InterruptedException { LinkedBlockingDeque q = populatedDeque(SIZE); for (int i = 0; i < SIZE; ++i) { - assertEquals(SIZE-i-1, q.takeLast()); + assertEquals(SIZE - i - 1, q.takeLast()); } } @@ -1258,9 +1312,8 @@ public class LinkedBlockingDequeTest ext final CountDownLatch pleaseInterrupt = new CountDownLatch(1); Thread t = newStartedThread(new CheckedRunnable() { public void realRun() throws InterruptedException { - for (int i = 0; i < SIZE; ++i) { - assertEquals(SIZE-i-1, q.takeLast()); - } + for (int i = 0; i < SIZE; i++) + assertEquals(SIZE - i - 1, q.takeLast()); Thread.currentThread().interrupt(); try { @@ -1278,7 +1331,7 @@ public class LinkedBlockingDequeTest ext }}); await(pleaseInterrupt); - assertThreadStaysAlive(t); + assertThreadBlocks(t, Thread.State.WAITING); t.interrupt(); awaitTermination(t); } @@ -1289,7 +1342,7 @@ public class LinkedBlockingDequeTest ext public void testTimedPollLast0() throws InterruptedException { LinkedBlockingDeque q = populatedDeque(SIZE); for (int i = 0; i < SIZE; ++i) { - assertEquals(SIZE-i-1, q.pollLast(0, MILLISECONDS)); + assertEquals(SIZE - i - 1, q.pollLast(0, MILLISECONDS)); } assertNull(q.pollLast(0, MILLISECONDS)); } @@ -1301,7 +1354,7 @@ public class LinkedBlockingDequeTest ext LinkedBlockingDeque q = populatedDeque(SIZE); for (int i = 0; i < SIZE; ++i) { long startTime = System.nanoTime(); - assertEquals(SIZE-i-1, q.pollLast(LONG_DELAY_MS, MILLISECONDS)); + assertEquals(SIZE - i - 1, q.pollLast(LONG_DELAY_MS, MILLISECONDS)); assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); } long startTime = System.nanoTime(); @@ -1315,13 +1368,14 @@ public class LinkedBlockingDequeTest ext * returning timeout status */ public void testInterruptedTimedPollLast() throws InterruptedException { + final LinkedBlockingDeque q = populatedDeque(SIZE); final CountDownLatch pleaseInterrupt = new CountDownLatch(1); Thread t = newStartedThread(new CheckedRunnable() { public void realRun() throws InterruptedException { - LinkedBlockingDeque q = populatedDeque(SIZE); - for (int i = 0; i < SIZE; ++i) { - assertEquals(SIZE-i-1, q.pollLast(LONG_DELAY_MS, MILLISECONDS)); - } + long startTime = System.nanoTime(); + for (int i = 0; i < SIZE; i++) + assertEquals(SIZE - i - 1, + q.pollLast(LONG_DELAY_MS, MILLISECONDS)); Thread.currentThread().interrupt(); try { @@ -1336,12 +1390,15 @@ public class LinkedBlockingDequeTest ext shouldThrow(); } catch (InterruptedException success) {} assertFalse(Thread.interrupted()); + + assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); }}); await(pleaseInterrupt); - assertThreadStaysAlive(t); + assertThreadBlocks(t, Thread.State.TIMED_WAITING); t.interrupt(); awaitTermination(t); + checkEmpty(q); } /** @@ -1374,6 +1431,8 @@ public class LinkedBlockingDequeTest ext shouldThrow(); } catch (InterruptedException success) {} assertFalse(Thread.interrupted()); + + assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); }}); barrier.await(); @@ -1382,7 +1441,7 @@ public class LinkedBlockingDequeTest ext assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); barrier.await(); - assertThreadStaysAlive(t); + assertThreadBlocks(t, Thread.State.TIMED_WAITING); t.interrupt(); awaitTermination(t); } @@ -1458,7 +1517,7 @@ public class LinkedBlockingDequeTest ext assertTrue(changed); assertTrue(q.containsAll(p)); - assertEquals(SIZE-i, q.size()); + assertEquals(SIZE - i, q.size()); p.remove(); } } @@ -1471,7 +1530,7 @@ public class LinkedBlockingDequeTest ext LinkedBlockingDeque q = populatedDeque(SIZE); LinkedBlockingDeque p = populatedDeque(i); assertTrue(q.removeAll(p)); - assertEquals(SIZE-i, q.size()); + assertEquals(SIZE - i, q.size()); for (int j = 0; j < i; ++j) { Integer x = (Integer)(p.remove()); assertFalse(q.contains(x)); @@ -1670,23 +1729,23 @@ public class LinkedBlockingDequeTest ext final LinkedBlockingDeque q = new LinkedBlockingDeque(2); q.add(one); q.add(two); - ExecutorService executor = Executors.newFixedThreadPool(2); final CheckedBarrier threadsStarted = new CheckedBarrier(2); - executor.execute(new CheckedRunnable() { - public void realRun() throws InterruptedException { - assertFalse(q.offer(three)); - threadsStarted.await(); - assertTrue(q.offer(three, LONG_DELAY_MS, MILLISECONDS)); - assertEquals(0, q.remainingCapacity()); - }}); - - executor.execute(new CheckedRunnable() { - public void realRun() throws InterruptedException { - threadsStarted.await(); - assertSame(one, q.take()); - }}); - - joinPool(executor); + final ExecutorService executor = Executors.newFixedThreadPool(2); + try (PoolCleaner cleaner = cleaner(executor)) { + executor.execute(new CheckedRunnable() { + public void realRun() throws InterruptedException { + assertFalse(q.offer(three)); + threadsStarted.await(); + assertTrue(q.offer(three, LONG_DELAY_MS, MILLISECONDS)); + assertEquals(0, q.remainingCapacity()); + }}); + + executor.execute(new CheckedRunnable() { + public void realRun() throws InterruptedException { + threadsStarted.await(); + assertSame(one, q.take()); + }}); + } } /** @@ -1695,22 +1754,22 @@ public class LinkedBlockingDequeTest ext public void testPollInExecutor() { final LinkedBlockingDeque q = new LinkedBlockingDeque(2); final CheckedBarrier threadsStarted = new CheckedBarrier(2); - ExecutorService executor = Executors.newFixedThreadPool(2); - executor.execute(new CheckedRunnable() { - public void realRun() throws InterruptedException { - assertNull(q.poll()); - threadsStarted.await(); - assertSame(one, q.poll(LONG_DELAY_MS, MILLISECONDS)); - checkEmpty(q); - }}); - - executor.execute(new CheckedRunnable() { - public void realRun() throws InterruptedException { - threadsStarted.await(); - q.put(one); - }}); - - joinPool(executor); + final ExecutorService executor = Executors.newFixedThreadPool(2); + try (PoolCleaner cleaner = cleaner(executor)) { + executor.execute(new CheckedRunnable() { + public void realRun() throws InterruptedException { + assertNull(q.poll()); + threadsStarted.await(); + assertSame(one, q.poll(LONG_DELAY_MS, MILLISECONDS)); + checkEmpty(q); + }}); + + executor.execute(new CheckedRunnable() { + public void realRun() throws InterruptedException { + threadsStarted.await(); + q.put(one); + }}); + } } /** @@ -1762,7 +1821,7 @@ public class LinkedBlockingDequeTest ext final LinkedBlockingDeque q = populatedDeque(SIZE); Thread t = new Thread(new CheckedRunnable() { public void realRun() throws InterruptedException { - q.put(new Integer(SIZE+1)); + q.put(new Integer(SIZE + 1)); }}); t.start(); @@ -1787,7 +1846,7 @@ public class LinkedBlockingDequeTest ext q.drainTo(l, i); int k = (i < SIZE) ? i : SIZE; assertEquals(k, l.size()); - assertEquals(SIZE-k, q.size()); + assertEquals(SIZE - k, q.size()); for (int j = 0; j < k; ++j) assertEquals(l.get(j), new Integer(j)); do {} while (q.poll() != null);