--- jsr166/src/test/tck/LinkedBlockingDequeTest.java 2015/10/04 18:49:02 1.61 +++ jsr166/src/test/tck/LinkedBlockingDequeTest.java 2019/09/05 20:54:24 1.85 @@ -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; } @@ -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); @@ -594,7 +604,7 @@ public class LinkedBlockingDequeTest ext }}); await(pleaseInterrupt); - assertThreadStaysAlive(t); + if (randomBoolean()) 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); + if (randomBoolean()) 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() { @@ -646,17 +663,27 @@ public class LinkedBlockingDequeTest ext q.put(new Object()); q.put(new Object()); long startTime = System.nanoTime(); + assertFalse(q.offer(new Object(), timeoutMillis(), MILLISECONDS)); assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); + + Thread.currentThread().interrupt(); + try { + q.offer(new Object(), randomTimeout(), randomTimeUnit()); + shouldThrow(); + } catch (InterruptedException success) {} + assertFalse(Thread.interrupted()); + pleaseInterrupt.countDown(); try { - q.offer(new Object(), 2 * LONG_DELAY_MS, MILLISECONDS); + q.offer(new Object(), LONGER_DELAY_MS, MILLISECONDS); shouldThrow(); } catch (InterruptedException success) {} + assertFalse(Thread.interrupted()); }}); await(pleaseInterrupt); - assertThreadStaysAlive(t); + if (randomBoolean()) assertThreadBlocks(t, Thread.State.TIMED_WAITING); t.interrupt(); awaitTermination(t); } @@ -679,9 +706,7 @@ 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 +724,7 @@ public class LinkedBlockingDequeTest ext }}); await(pleaseInterrupt); - assertThreadStaysAlive(t); + if (randomBoolean()) assertThreadBlocks(t, Thread.State.WAITING); t.interrupt(); awaitTermination(t); } @@ -748,28 +773,34 @@ 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(randomTimeout(), randomTimeUnit()); + shouldThrow(); + } catch (InterruptedException success) {} + assertFalse(Thread.interrupted()); + + pleaseInterrupt.countDown(); 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()); + + assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); }}); - aboutToWait.await(); - waitForThreadToEnterWaitState(t, SMALL_DELAY_MS); + await(pleaseInterrupt); + if (randomBoolean()) assertThreadBlocks(t, Thread.State.TIMED_WAITING); t.interrupt(); - awaitTermination(t, MEDIUM_DELAY_MS); + awaitTermination(t); checkEmpty(q); } @@ -826,7 +857,7 @@ public class LinkedBlockingDequeTest ext }}); await(pleaseInterrupt); - assertThreadStaysAlive(t); + if (randomBoolean()) assertThreadBlocks(t, Thread.State.WAITING); t.interrupt(); awaitTermination(t); assertEquals(SIZE, q.size()); @@ -861,7 +892,7 @@ public class LinkedBlockingDequeTest ext assertEquals(capacity - 1, q.take()); await(pleaseInterrupt); - assertThreadStaysAlive(t); + if (randomBoolean()) assertThreadBlocks(t, Thread.State.WAITING); t.interrupt(); awaitTermination(t); assertEquals(0, q.remainingCapacity()); @@ -870,7 +901,7 @@ 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() { @@ -878,17 +909,29 @@ public class LinkedBlockingDequeTest ext q.putFirst(new Object()); q.putFirst(new Object()); long startTime = System.nanoTime(); + assertFalse(q.offerFirst(new Object(), timeoutMillis(), MILLISECONDS)); assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); + + Thread.currentThread().interrupt(); + try { + q.offerFirst(new Object(), randomTimeout(), randomTimeUnit()); + shouldThrow(); + } catch (InterruptedException success) {} + assertFalse(Thread.interrupted()); + pleaseInterrupt.countDown(); try { - q.offerFirst(new Object(), 2 * LONG_DELAY_MS, MILLISECONDS); + q.offerFirst(new Object(), LONG_DELAY_MS, MILLISECONDS); shouldThrow(); } catch (InterruptedException success) {} + assertFalse(Thread.interrupted()); + + assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); }}); await(pleaseInterrupt); - assertThreadStaysAlive(t); + if (randomBoolean()) assertThreadBlocks(t, Thread.State.TIMED_WAITING); t.interrupt(); awaitTermination(t); } @@ -920,7 +963,7 @@ public class LinkedBlockingDequeTest ext }}); await(threadStarted); - assertThreadStaysAlive(t); + if (randomBoolean()) assertThreadBlocks(t, Thread.State.WAITING); t.interrupt(); awaitTermination(t); } @@ -961,7 +1004,7 @@ public class LinkedBlockingDequeTest ext }}); await(threadStarted); - assertThreadStaysAlive(t); + if (randomBoolean()) assertThreadBlocks(t, Thread.State.WAITING); t.interrupt(); awaitTermination(t); } @@ -993,9 +1036,7 @@ 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 +1054,7 @@ public class LinkedBlockingDequeTest ext }}); await(pleaseInterrupt); - assertThreadStaysAlive(t); + if (randomBoolean()) assertThreadBlocks(t, Thread.State.WAITING); t.interrupt(); awaitTermination(t); } @@ -1050,17 +1091,17 @@ 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(randomTimeout(), randomTimeUnit()); shouldThrow(); } catch (InterruptedException success) {} assertFalse(Thread.interrupted()); @@ -1071,10 +1112,12 @@ public class LinkedBlockingDequeTest ext shouldThrow(); } catch (InterruptedException success) {} assertFalse(Thread.interrupted()); + + assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); }}); await(pleaseInterrupt); - assertThreadStaysAlive(t); + if (randomBoolean()) assertThreadBlocks(t, Thread.State.TIMED_WAITING); t.interrupt(); awaitTermination(t); } @@ -1098,7 +1141,7 @@ public class LinkedBlockingDequeTest ext Thread.currentThread().interrupt(); try { - q.pollFirst(LONG_DELAY_MS, MILLISECONDS); + q.pollFirst(randomTimeout(), randomTimeUnit()); shouldThrow(); } catch (InterruptedException success) {} @@ -1107,6 +1150,8 @@ 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 +1160,7 @@ public class LinkedBlockingDequeTest ext assertTrue(q.offerFirst(zero, LONG_DELAY_MS, MILLISECONDS)); assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); barrier.await(); - assertThreadStaysAlive(t); + if (randomBoolean()) assertThreadBlocks(t, Thread.State.TIMED_WAITING); t.interrupt(); awaitTermination(t); } @@ -1173,7 +1218,7 @@ public class LinkedBlockingDequeTest ext }}); await(pleaseInterrupt); - assertThreadStaysAlive(t); + if (randomBoolean()) assertThreadBlocks(t, Thread.State.WAITING); t.interrupt(); awaitTermination(t); assertEquals(SIZE, q.size()); @@ -1195,6 +1240,13 @@ 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 +1260,7 @@ public class LinkedBlockingDequeTest ext assertEquals(0, q.take()); await(pleaseInterrupt); - assertThreadStaysAlive(t); + if (randomBoolean()) assertThreadBlocks(t, Thread.State.WAITING); t.interrupt(); awaitTermination(t); assertEquals(0, q.remainingCapacity()); @@ -1217,7 +1269,7 @@ 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() { @@ -1225,17 +1277,27 @@ public class LinkedBlockingDequeTest ext q.putLast(new Object()); q.putLast(new Object()); long startTime = System.nanoTime(); + assertFalse(q.offerLast(new Object(), timeoutMillis(), MILLISECONDS)); assertTrue(millisElapsedSince(startTime) >= timeoutMillis()); + + Thread.currentThread().interrupt(); + try { + q.offerLast(new Object(), randomTimeout(), randomTimeUnit()); + shouldThrow(); + } catch (InterruptedException success) {} + pleaseInterrupt.countDown(); try { - q.offerLast(new Object(), 2 * LONG_DELAY_MS, MILLISECONDS); + q.offerLast(new Object(), LONG_DELAY_MS, MILLISECONDS); shouldThrow(); } catch (InterruptedException success) {} + + assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); }}); await(pleaseInterrupt); - assertThreadStaysAlive(t); + if (randomBoolean()) assertThreadBlocks(t, Thread.State.TIMED_WAITING); t.interrupt(); awaitTermination(t); } @@ -1258,9 +1320,8 @@ 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) { + for (int i = 0; i < SIZE; i++) assertEquals(SIZE - i - 1, q.takeLast()); - } Thread.currentThread().interrupt(); try { @@ -1278,7 +1339,7 @@ public class LinkedBlockingDequeTest ext }}); await(pleaseInterrupt); - assertThreadStaysAlive(t); + if (randomBoolean()) assertThreadBlocks(t, Thread.State.WAITING); t.interrupt(); awaitTermination(t); } @@ -1315,18 +1376,18 @@ 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) { + 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 { - q.pollLast(LONG_DELAY_MS, MILLISECONDS); + q.pollLast(randomTimeout(), randomTimeUnit()); shouldThrow(); } catch (InterruptedException success) {} assertFalse(Thread.interrupted()); @@ -1337,12 +1398,15 @@ public class LinkedBlockingDequeTest ext shouldThrow(); } catch (InterruptedException success) {} assertFalse(Thread.interrupted()); + + assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); }}); await(pleaseInterrupt); - assertThreadStaysAlive(t); + if (randomBoolean()) assertThreadBlocks(t, Thread.State.TIMED_WAITING); t.interrupt(); awaitTermination(t); + checkEmpty(q); } /** @@ -1364,7 +1428,7 @@ public class LinkedBlockingDequeTest ext Thread.currentThread().interrupt(); try { - q.poll(LONG_DELAY_MS, MILLISECONDS); + q.poll(randomTimeout(), randomTimeUnit()); shouldThrow(); } catch (InterruptedException success) {} assertFalse(Thread.interrupted()); @@ -1375,6 +1439,8 @@ public class LinkedBlockingDequeTest ext shouldThrow(); } catch (InterruptedException success) {} assertFalse(Thread.interrupted()); + + assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); }}); barrier.await(); @@ -1383,7 +1449,7 @@ public class LinkedBlockingDequeTest ext assertTrue(millisElapsedSince(startTime) < LONG_DELAY_MS); barrier.await(); - assertThreadStaysAlive(t); + if (randomBoolean()) assertThreadBlocks(t, Thread.State.TIMED_WAITING); t.interrupt(); awaitTermination(t); } @@ -1485,9 +1551,11 @@ public class LinkedBlockingDequeTest ext */ public void testToArray() throws InterruptedException { LinkedBlockingDeque q = populatedDeque(SIZE); - Object[] o = q.toArray(); - for (int i = 0; i < o.length; i++) - assertSame(o[i], q.poll()); + Object[] a = q.toArray(); + assertSame(Object[].class, a.getClass()); + for (Object o : a) + assertSame(o, q.poll()); + assertTrue(q.isEmpty()); } /** @@ -1498,8 +1566,9 @@ public class LinkedBlockingDequeTest ext Integer[] ints = new Integer[SIZE]; Integer[] array = q.toArray(ints); assertSame(ints, array); - for (int i = 0; i < ints.length; i++) - assertSame(ints[i], q.remove()); + for (Integer o : ints) + assertSame(o, q.remove()); + assertTrue(q.isEmpty()); } /** @@ -1715,7 +1784,7 @@ public class LinkedBlockingDequeTest ext } /** - * A deserialized serialized deque has same elements in same order + * A deserialized/reserialized deque has same elements in same order */ public void testSerialization() throws Exception { Queue x = populatedDeque(SIZE);