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root/jsr166/jsr166/src/test/tck/PriorityBlockingQueueTest.java

Comparing jsr166/src/test/tck/PriorityBlockingQueueTest.java (file contents):
Revision 1.7 by dl, Sun Oct 5 23:00:40 2003 UTC vs.
Revision 1.13 by jsr166, Mon Nov 16 04:57:10 2009 UTC

#	Line 1 | Line 1
1		/*
2	<	* Written by members of JCP JSR-166 Expert Group and released to the
3	<	* public domain. Use, modify, and redistribute this code in any way
4	<	* without acknowledgement. Other contributors include Andrew Wright,
5	<	* Jeffrey Hayes, Pat Fischer, Mike Judd.
2	>	* Written by Doug Lea with assistance from members of JCP JSR-166
3	>	* Expert Group and released to the public domain, as explained at
4	>	* http://creativecommons.org/licenses/publicdomain
5	>	* Other contributors include Andrew Wright, Jeffrey Hayes,
6	>	* Pat Fisher, Mike Judd.
7		*/
8
9		import junit.framework.*;
#	Line 12 | Line 13 | import java.io.*;
13
14		public class PriorityBlockingQueueTest extends JSR166TestCase {
15		public static void main(String[] args) {
16	<	junit.textui.TestRunner.run (suite());
16	>	junit.textui.TestRunner.run (suite());
17		}
18		public static Test suite() {
19		return new TestSuite(PriorityBlockingQueueTest.class);
#	Line 21 | Line 22 | public class PriorityBlockingQueueTest e
22		private static final int NOCAP = Integer.MAX_VALUE;
23
24		/** Sample Comparator */
25	<	static class MyReverseComparator implements Comparator {
25	>	static class MyReverseComparator implements Comparator {
26		public int compare(Object x, Object y) {
27		int i = ((Integer)x).intValue();
28		int j = ((Integer)y).intValue();
#	Line 38 | Line 39 | public class PriorityBlockingQueueTest e
39		private PriorityBlockingQueue populatedQueue(int n) {
40		PriorityBlockingQueue q = new PriorityBlockingQueue(n);
41		assertTrue(q.isEmpty());
42	<	for(int i = n-1; i >= 0; i-=2)
42	>	for (int i = n-1; i >= 0; i-=2)
43		assertTrue(q.offer(new Integer(i)));
44	<	for(int i = (n & 1); i < n; i+=2)
44	>	for (int i = (n & 1); i < n; i+=2)
45		assertTrue(q.offer(new Integer(i)));
46		assertFalse(q.isEmpty());
47		assertEquals(NOCAP, q.remainingCapacity());
48		assertEquals(n, q.size());
49		return q;
50		}
51	<
51	>
52		/**
53		* A new queue has unbounded capacity
54		*/
#	Line 152 | Line 153 | public class PriorityBlockingQueueTest e
153		}
154
155		/**
156	<	* remainingCapacity does not change when elementa added or removed,
156	>	* remainingCapacity does not change when elements added or removed,
157		* but size does
158		*/
159		public void testRemainingCapacity() {
#	Line 177 | Line 178 | public class PriorityBlockingQueueTest e
178		PriorityBlockingQueue q = new PriorityBlockingQueue(1);
179		q.offer(null);
180		shouldThrow();
181	<	} catch (NullPointerException success) { }
181	>	} catch (NullPointerException success) { }
182		}
183
184		/**
#	Line 188 | Line 189 | public class PriorityBlockingQueueTest e
189		PriorityBlockingQueue q = new PriorityBlockingQueue(1);
190		q.add(null);
191		shouldThrow();
192	<	} catch (NullPointerException success) { }
192	>	} catch (NullPointerException success) { }
193		}
194
195		/**
#	Line 211 | Line 212 | public class PriorityBlockingQueueTest e
212		q.offer(new Object());
213		shouldThrow();
214		}
215	<	catch(ClassCastException success) {}
215	>	catch (ClassCastException success) {}
216		}
217
218		/**
#	Line 303 | Line 304 | public class PriorityBlockingQueueTest e
304		PriorityBlockingQueue q = new PriorityBlockingQueue(SIZE);
305		q.put(null);
306		shouldThrow();
307	<	}
307	>	}
308		catch (NullPointerException success){
309	<	}
309	>	}
310		}
311
312		/**
#	Line 373 | Line 374 | public class PriorityBlockingQueueTest e
374		} finally { }
375		}
376		});
377	<
377	>
378		try {
379		t.start();
380		Thread.sleep(SMALL_DELAY_MS);
#	Line 395 | Line 396 | public class PriorityBlockingQueueTest e
396		}
397		} catch (InterruptedException e){
398		unexpectedException();
399	<	}
399	>	}
400		}
401
402		/**
#	Line 408 | Line 409 | public class PriorityBlockingQueueTest e
409		try {
410		q.take();
411		threadShouldThrow();
412	<	} catch (InterruptedException success){ }
412	>	} catch (InterruptedException success){ }
413		}
414		});
415		try {
#	Line 435 | Line 436 | public class PriorityBlockingQueueTest e
436		q.take();
437		threadShouldThrow();
438		} catch (InterruptedException success){
439	<	}
439	>	}
440		}});
441		t.start();
442	<	try {
443	<	Thread.sleep(SHORT_DELAY_MS);
442	>	try {
443	>	Thread.sleep(SHORT_DELAY_MS);
444		t.interrupt();
445		t.join();
446		}
#	Line 472 | Line 473 | public class PriorityBlockingQueueTest e
473		assertNull(q.poll(0, TimeUnit.MILLISECONDS));
474		} catch (InterruptedException e){
475		unexpectedException();
476	<	}
476	>	}
477		}
478
479		/**
#	Line 487 | Line 488 | public class PriorityBlockingQueueTest e
488		assertNull(q.poll(SHORT_DELAY_MS, TimeUnit.MILLISECONDS));
489		} catch (InterruptedException e){
490		unexpectedException();
491	<	}
491	>	}
492		}
493
494		/**
#	Line 504 | Line 505 | public class PriorityBlockingQueueTest e
505		}
506		threadAssertNull(q.poll(SHORT_DELAY_MS, TimeUnit.MILLISECONDS));
507		} catch (InterruptedException success){
508	<	}
508	>	}
509		}});
510		t.start();
511	<	try {
512	<	Thread.sleep(SHORT_DELAY_MS);
511	>	try {
512	>	Thread.sleep(SHORT_DELAY_MS);
513		t.interrupt();
514		t.join();
515		}
#	Line 530 | Line 531 | public class PriorityBlockingQueueTest e
531		q.poll(LONG_DELAY_MS, TimeUnit.MILLISECONDS);
532		q.poll(LONG_DELAY_MS, TimeUnit.MILLISECONDS);
533		threadShouldThrow();
534	<	} catch (InterruptedException success) { }
534	>	} catch (InterruptedException success) { }
535		}
536		});
537		try {
#	Line 542 | Line 543 | public class PriorityBlockingQueueTest e
543		} catch (Exception e){
544		unexpectedException();
545		}
546	<	}
546	>	}
547
548
549		/**
#	Line 587 | Line 588 | public class PriorityBlockingQueueTest e
588		q.remove();
589		shouldThrow();
590		} catch (NoSuchElementException success){
591	<	}
591	>	}
592		}
593
594		/**
#	Line 604 | Line 605 | public class PriorityBlockingQueueTest e
605		}
606		assertTrue(q.isEmpty());
607		}
608	<
608	>
609		/**
610		* contains(x) reports true when elements added but not yet removed
611		*/
#	Line 625 | Line 626 | public class PriorityBlockingQueueTest e
626		q.clear();
627		assertTrue(q.isEmpty());
628		assertEquals(0, q.size());
629	<	assertEquals(NOCAP, q.remainingCapacity());
629	<	q.add(new Integer(1));
629	>	q.add(one);
630		assertFalse(q.isEmpty());
631	+	assertTrue(q.contains(one));
632		q.clear();
633		assertTrue(q.isEmpty());
634		}
#	Line 689 | Line 690 | public class PriorityBlockingQueueTest e
690		Object[] o = q.toArray();
691		Arrays.sort(o);
692		try {
693	<	for(int i = 0; i < o.length; i++)
693	>	for (int i = 0; i < o.length; i++)
694		assertEquals(o[i], q.take());
695		} catch (InterruptedException e){
696		unexpectedException();
697	<	}
697	>	}
698		}
699
700		/**
#	Line 705 | Line 706 | public class PriorityBlockingQueueTest e
706		ints = (Integer[])q.toArray(ints);
707		Arrays.sort(ints);
708		try {
709	<	for(int i = 0; i < ints.length; i++)
709	>	for (int i = 0; i < ints.length; i++)
710		assertEquals(ints[i], q.take());
711		} catch (InterruptedException e){
712		unexpectedException();
713	<	}
713	>	}
714		}
715
716		/**
#	Line 720 | Line 721 | public class PriorityBlockingQueueTest e
721		PriorityBlockingQueue q = populatedQueue(SIZE);
722		Object o[] = q.toArray(null);
723		shouldThrow();
724	<	} catch(NullPointerException success){}
724	>	} catch (NullPointerException success){}
725		}
726
727		/**
728	<	* toArray with incompatable array type throws CCE
728	>	* toArray with incompatible array type throws CCE
729		*/
730		public void testToArray1_BadArg() {
731		try {
732		PriorityBlockingQueue q = populatedQueue(SIZE);
733		Object o[] = q.toArray(new String[10] );
734		shouldThrow();
735	<	} catch(ArrayStoreException  success){}
735	>	} catch (ArrayStoreException  success){}
736		}
737	<
737	>
738		/**
739		* iterator iterates through all elements
740		*/
#	Line 741 | Line 742 | public class PriorityBlockingQueueTest e
742		PriorityBlockingQueue q = populatedQueue(SIZE);
743		int i = 0;
744		Iterator it = q.iterator();
745	<	while(it.hasNext()) {
745	>	while (it.hasNext()) {
746		assertTrue(q.contains(it.next()));
747		++i;
748		}
#	Line 777 | Line 778 | public class PriorityBlockingQueueTest e
778		for (int i = 0; i < SIZE; ++i) {
779		assertTrue(s.indexOf(String.valueOf(i)) >= 0);
780		}
781	<	}
781	>	}
782
783		/**
784		* offer transfers elements across Executor tasks
#	Line 809 | Line 810 | public class PriorityBlockingQueueTest e
810		}
811		}
812		});
813	<
813	>
814		joinPool(executor);
815		}
816
817		/**
818	<	* A deserialized serialized queue has same elements
818	>	* A deserialized serialized queue has same elements
819		*/
820		public void testSerialization() {
821		PriorityBlockingQueue q = populatedQueue(SIZE);
#	Line 828 | Line 829 | public class PriorityBlockingQueueTest e
829		ObjectInputStream in = new ObjectInputStream(new BufferedInputStream(bin));
830		PriorityBlockingQueue r = (PriorityBlockingQueue)in.readObject();
831		assertEquals(q.size(), r.size());
832	<	while (!q.isEmpty())
832	>	while (!q.isEmpty())
833		assertEquals(q.remove(), r.remove());
834	<	} catch(Exception e){
834	>	} catch (Exception e){
835		unexpectedException();
836		}
837		}
838
839		/**
840		* drainTo(null) throws NPE
841	<	*/
841	>	*/
842		public void testDrainToNull() {
843		PriorityBlockingQueue q = populatedQueue(SIZE);
844		try {
845		q.drainTo(null);
846		shouldThrow();
847	<	} catch(NullPointerException success) {
847	>	} catch (NullPointerException success) {
848		}
849		}
850
851		/**
852		* drainTo(this) throws IAE
853	<	*/
853	>	*/
854		public void testDrainToSelf() {
855		PriorityBlockingQueue q = populatedQueue(SIZE);
856		try {
857		q.drainTo(q);
858		shouldThrow();
859	<	} catch(IllegalArgumentException success) {
859	>	} catch (IllegalArgumentException success) {
860		}
861		}
862
863		/**
864		* drainTo(c) empties queue into another collection c
865	<	*/
865	>	*/
866		public void testDrainTo() {
867		PriorityBlockingQueue q = populatedQueue(SIZE);
868		ArrayList l = new ArrayList();
869		q.drainTo(l);
870		assertEquals(q.size(), 0);
871		assertEquals(l.size(), SIZE);
872	<	for (int i = 0; i < SIZE; ++i)
872	>	for (int i = 0; i < SIZE; ++i)
873	>	assertEquals(l.get(i), new Integer(i));
874	>	q.add(zero);
875	>	q.add(one);
876	>	assertFalse(q.isEmpty());
877	>	assertTrue(q.contains(zero));
878	>	assertTrue(q.contains(one));
879	>	l.clear();
880	>	q.drainTo(l);
881	>	assertEquals(q.size(), 0);
882	>	assertEquals(l.size(), 2);
883	>	for (int i = 0; i < 2; ++i)
884		assertEquals(l.get(i), new Integer(i));
885		}
886
887		/**
888		* drainTo empties queue
889	<	*/
889	>	*/
890		public void testDrainToWithActivePut() {
891		final PriorityBlockingQueue q = populatedQueue(SIZE);
892		Thread t = new Thread(new Runnable() {
#	Line 887 | Line 899 | public class PriorityBlockingQueueTest e
899		ArrayList l = new ArrayList();
900		q.drainTo(l);
901		assertTrue(l.size() >= SIZE);
902	<	for (int i = 0; i < SIZE; ++i)
902	>	for (int i = 0; i < SIZE; ++i)
903		assertEquals(l.get(i), new Integer(i));
904		t.join();
905	<	assertTrue(q.size() + l.size() == SIZE+1);
906	<	} catch(Exception e){
905	>	assertTrue(q.size() + l.size() >= SIZE);
906	>	} catch (Exception e){
907		unexpectedException();
908		}
909		}
910
911		/**
912		* drainTo(null, n) throws NPE
913	<	*/
913	>	*/
914		public void testDrainToNullN() {
915		PriorityBlockingQueue q = populatedQueue(SIZE);
916		try {
917		q.drainTo(null, 0);
918		shouldThrow();
919	<	} catch(NullPointerException success) {
919	>	} catch (NullPointerException success) {
920		}
921		}
922
923		/**
924		* drainTo(this, n) throws IAE
925	<	*/
925	>	*/
926		public void testDrainToSelfN() {
927		PriorityBlockingQueue q = populatedQueue(SIZE);
928		try {
929		q.drainTo(q, 0);
930		shouldThrow();
931	<	} catch(IllegalArgumentException success) {
931	>	} catch (IllegalArgumentException success) {
932		}
933		}
934
935		/**
936		* drainTo(c, n) empties first max {n, size} elements of queue into c
937	<	*/
937	>	*/
938		public void testDrainToN() {
939	+	PriorityBlockingQueue q = new PriorityBlockingQueue(SIZE*2);
940		for (int i = 0; i < SIZE + 2; ++i) {
941	<	PriorityBlockingQueue q = populatedQueue(SIZE);
941	>	for (int j = 0; j < SIZE; j++)
942	>	assertTrue(q.offer(new Integer(j)));
943		ArrayList l = new ArrayList();
944		q.drainTo(l, i);
945		int k = (i < SIZE)? i : SIZE;
932	–	assertEquals(q.size(), SIZE-k);
946		assertEquals(l.size(), k);
947	<	for (int j = 0; j < k; ++j)
948	<	assertTrue(l.contains(new Integer(j)));
947	>	assertEquals(q.size(), SIZE-k);
948	>	for (int j = 0; j < k; ++j)
949	>	assertEquals(l.get(j), new Integer(j));
950	>	while (q.poll() != null) ;
951		}
952		}
953

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