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Comparing jsr166/src/test/tck/SynchronousQueueTest.java (file contents):
Revision 1.38 by jsr166, Tue May 31 16:16:24 2011 UTC vs.
Revision 1.44 by jsr166, Wed Dec 31 19:05:43 2014 UTC

# Line 6 | Line 6
6   * Pat Fisher, Mike Judd.
7   */
8  
9 < import junit.framework.*;
10 < import java.util.Arrays;
9 > import static java.util.concurrent.TimeUnit.MILLISECONDS;
10 >
11   import java.util.ArrayList;
12 + import java.util.Arrays;
13   import java.util.Collection;
14   import java.util.Iterator;
15   import java.util.NoSuchElementException;
15 – import java.util.Queue;
16   import java.util.concurrent.BlockingQueue;
17   import java.util.concurrent.CountDownLatch;
18   import java.util.concurrent.Executors;
19   import java.util.concurrent.ExecutorService;
20   import java.util.concurrent.SynchronousQueue;
21 < import static java.util.concurrent.TimeUnit.MILLISECONDS;
21 >
22 > import junit.framework.Test;
23  
24   public class SynchronousQueueTest extends JSR166TestCase {
25  
# Line 166 | Line 167 | public class SynchronousQueueTest extend
167              }});
168  
169          await(pleaseTake);
170 <        assertEquals(q.remainingCapacity(), 0);
170 >        assertEquals(0, q.remainingCapacity());
171          try { assertSame(one, q.take()); }
172          catch (InterruptedException e) { threadUnexpectedException(e); }
173  
# Line 174 | Line 175 | public class SynchronousQueueTest extend
175          assertThreadStaysAlive(t);
176          t.interrupt();
177          awaitTermination(t);
178 <        assertEquals(q.remainingCapacity(), 0);
178 >        assertEquals(0, q.remainingCapacity());
179      }
180  
181      /**
# Line 322 | Line 323 | public class SynchronousQueueTest extend
323      }
324  
325      /**
325 –     * remove(x) returns false
326 –     */
327 –    public void testRemoveElement()      { testRemoveElement(false); }
328 –    public void testRemoveElement_fair() { testRemoveElement(true); }
329 –    public void testRemoveElement(boolean fair) {
330 –        final SynchronousQueue q = new SynchronousQueue(fair);
331 –        assertFalse(q.remove(zero));
332 –        assertTrue(q.isEmpty());
333 –    }
334 –
335 –    /**
326       * contains returns false
327       */
328      public void testContains()      { testContains(false); }
# Line 400 | Line 390 | public class SynchronousQueueTest extend
390      public void testToArray(boolean fair) {
391          final SynchronousQueue q = new SynchronousQueue(fair);
392          Object[] o = q.toArray();
393 <        assertEquals(o.length, 0);
393 >        assertEquals(0, o.length);
394      }
395  
396      /**
397 <     * toArray(a) is nulled at position 0
397 >     * toArray(Integer array) returns its argument with the first
398 >     * element (if present) nulled out
399       */
400      public void testToArray2()      { testToArray2(false); }
401      public void testToArray2_fair() { testToArray2(true); }
402      public void testToArray2(boolean fair) {
403 <        final SynchronousQueue q = new SynchronousQueue(fair);
404 <        Integer[] ints = new Integer[1];
405 <        assertNull(ints[0]);
403 >        final SynchronousQueue<Integer> q
404 >            = new SynchronousQueue<Integer>(fair);
405 >        Integer[] a;
406 >
407 >        a = new Integer[0];
408 >        assertSame(a, q.toArray(a));
409 >
410 >        a = new Integer[3];
411 >        Arrays.fill(a, 42);
412 >        assertSame(a, q.toArray(a));
413 >        assertNull(a[0]);
414 >        for (int i = 1; i < a.length; i++)
415 >            assertEquals(42, (int) a[i]);
416      }
417  
418      /**
# Line 523 | Line 524 | public class SynchronousQueueTest extend
524      /**
525       * a deserialized serialized queue is usable
526       */
527 <    public void testSerialization()      { testSerialization(false); }
528 <    public void testSerialization_fair() { testSerialization(true); }
529 <    public void testSerialization(boolean fair) {
530 <        final SynchronousQueue x = new SynchronousQueue(fair);
531 <        final SynchronousQueue y = serialClone(x);
532 <        assertTrue(x != y);
533 <        assertTrue(x.isEmpty());
534 <        assertTrue(y.isEmpty());
527 >    public void testSerialization() {
528 >        final SynchronousQueue x = new SynchronousQueue();
529 >        final SynchronousQueue y = new SynchronousQueue(false);
530 >        final SynchronousQueue z = new SynchronousQueue(true);
531 >        assertSerialEquals(x, y);
532 >        assertNotSerialEquals(x, z);
533 >        SynchronousQueue[] qs = { x, y, z };
534 >        for (SynchronousQueue q : qs) {
535 >            SynchronousQueue clone = serialClone(q);
536 >            assertNotSame(q, clone);
537 >            assertSerialEquals(q, clone);
538 >            assertTrue(clone.isEmpty());
539 >            assertEquals(0, clone.size());
540 >            assertEquals(0, clone.remainingCapacity());
541 >            assertFalse(clone.offer(zero));
542 >        }
543      }
544  
545      /**
# Line 542 | Line 551 | public class SynchronousQueueTest extend
551          final SynchronousQueue q = new SynchronousQueue(fair);
552          ArrayList l = new ArrayList();
553          q.drainTo(l);
554 <        assertEquals(q.size(), 0);
555 <        assertEquals(l.size(), 0);
554 >        assertEquals(0, q.size());
555 >        assertEquals(0, l.size());
556      }
557  
558      /**
# Line 598 | Line 607 | public class SynchronousQueueTest extend
607          awaitTermination(t2);
608      }
609  
610 +    /**
611 +     * remove(null), contains(null) always return false
612 +     */
613 +    public void testNeverContainsNull() {
614 +        Collection<?> q = new SynchronousQueue();
615 +        assertFalse(q.contains(null));
616 +        assertFalse(q.remove(null));
617 +    }
618 +
619   }

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