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* http://creativecommons.org/publicdomain/zero/1.0/ |
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*/ |
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import static java.util.concurrent.TimeUnit.HOURS; |
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import static java.util.concurrent.TimeUnit.MILLISECONDS; |
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import java.util.ArrayList; |
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import java.util.NoSuchElementException; |
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import java.util.Queue; |
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import java.util.Spliterator; |
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import java.util.concurrent.BlockingDeque; |
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import java.util.concurrent.BlockingQueue; |
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import java.util.concurrent.CountDownLatch; |
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import java.util.concurrent.Executors; |
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import java.util.concurrent.ExecutorService; |
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} |
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/** Checks properties of empty collections. */ |
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< |
public void testEmptyMeansEmpty() { |
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public void testEmptyMeansEmpty() throws InterruptedException { |
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Collection c = impl.emptyCollection(); |
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emptyMeansEmpty(c); |
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emptyMeansEmpty(clone); |
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} |
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< |
void emptyMeansEmpty(Collection c) { |
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void emptyMeansEmpty(Collection c) throws InterruptedException { |
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assertTrue(c.isEmpty()); |
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assertEquals(0, c.size()); |
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assertEquals("[]", c.toString()); |
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assertFalse(d.removeFirstOccurrence(bomb())); |
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assertFalse(d.removeLastOccurrence(bomb())); |
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} |
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if (c instanceof BlockingQueue) { |
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BlockingQueue q = (BlockingQueue) c; |
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assertNull(q.poll(0L, MILLISECONDS)); |
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} |
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if (c instanceof BlockingDeque) { |
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BlockingDeque q = (BlockingDeque) c; |
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assertNull(q.pollFirst(0L, MILLISECONDS)); |
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assertNull(q.pollLast(0L, MILLISECONDS)); |
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} |
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} |
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< |
public void testNullPointerExceptions() { |
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> |
public void testNullPointerExceptions() throws InterruptedException { |
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Collection c = impl.emptyCollection(); |
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assertThrows( |
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NullPointerException.class, |
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NullPointerException.class, |
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() -> c.add(null)); |
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} |
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if (!impl.permitsNulls() |
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&& Queue.class.isAssignableFrom(impl.klazz())) { |
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if (!impl.permitsNulls() && c instanceof Queue) { |
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Queue q = (Queue) c; |
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assertThrows( |
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NullPointerException.class, |
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() -> q.offer(null)); |
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} |
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if (!impl.permitsNulls() |
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&& Deque.class.isAssignableFrom(impl.klazz())) { |
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if (!impl.permitsNulls() && c instanceof Deque) { |
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Deque d = (Deque) c; |
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assertThrows( |
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NullPointerException.class, |
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() -> d.push(null), |
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() -> d.descendingIterator().forEachRemaining(null)); |
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} |
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if (c instanceof BlockingQueue) { |
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BlockingQueue q = (BlockingQueue) c; |
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assertThrows( |
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NullPointerException.class, |
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() -> { |
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try { q.offer(null, 1L, HOURS); } |
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catch (InterruptedException ex) { |
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throw new AssertionError(ex); |
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}}, |
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() -> { |
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try { q.put(null); } |
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catch (InterruptedException ex) { |
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throw new AssertionError(ex); |
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}}); |
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} |
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if (c instanceof BlockingDeque) { |
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BlockingDeque q = (BlockingDeque) c; |
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assertThrows( |
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NullPointerException.class, |
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() -> { |
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try { q.offerFirst(null, 1L, HOURS); } |
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catch (InterruptedException ex) { |
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throw new AssertionError(ex); |
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}}, |
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() -> { |
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try { q.offerLast(null, 1L, HOURS); } |
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catch (InterruptedException ex) { |
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throw new AssertionError(ex); |
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}}, |
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() -> { |
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try { q.putFirst(null); } |
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catch (InterruptedException ex) { |
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throw new AssertionError(ex); |
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}}, |
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() -> { |
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try { q.putLast(null); } |
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catch (InterruptedException ex) { |
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throw new AssertionError(ex); |
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}}); |
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} |
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} |
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public void testNoSuchElementExceptions() { |
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NoSuchElementException.class, |
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() -> c.iterator().next()); |
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if (Queue.class.isAssignableFrom(impl.klazz())) { |
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if (c instanceof Queue) { |
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Queue q = (Queue) c; |
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assertThrows( |
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NoSuchElementException.class, |
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() -> q.element(), |
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() -> q.remove()); |
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} |
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< |
if (Deque.class.isAssignableFrom(impl.klazz())) { |
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> |
if (c instanceof Deque) { |
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Deque d = (Deque) c; |
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assertThrows( |
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NoSuchElementException.class, |
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} |
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}; |
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try { |
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assertFalse(survivors.contains(null)); |
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try { |
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boolean modified = c.removeIf(randomPredicate); |
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if (!modified) { |