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Comparing jsr166/src/test/tck/LinkedListTest.java (file contents):
Revision 1.13 by jsr166, Sat Nov 21 02:07:27 2009 UTC vs.
Revision 1.48 by jsr166, Mon May 28 21:19:50 2018 UTC

#	Line 1 | Line 1
1		/*
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
4	>	* http://creativecommons.org/publicdomain/zero/1.0/
5		* Other contributors include Andrew Wright, Jeffrey Hayes,
6		* Pat Fisher, Mike Judd.
7		*/
8
9	<	import junit.framework.*;
10	<	import java.util.*;
11	<	import java.util.concurrent.*;
9	>	import java.util.Arrays;
10	>	import java.util.Collection;
11	>	import java.util.Iterator;
12	>	import java.util.LinkedList;
13	>	import java.util.List;
14	>	import java.util.NoSuchElementException;
15	>	import java.util.concurrent.ThreadLocalRandom;
16	>
17	>	import junit.framework.Test;
18
19		public class LinkedListTest extends JSR166TestCase {
20		public static void main(String[] args) {
21	<	junit.textui.TestRunner.run (suite());
21	>	main(suite(), args);
22		}
23
24		public static Test suite() {
25	<	return new TestSuite(LinkedListTest.class);
25	>	class Implementation implements CollectionImplementation {
26	>	public Class<?> klazz() { return LinkedList.class; }
27	>	public List emptyCollection() { return new LinkedList(); }
28	>	public Object makeElement(int i) { return i; }
29	>	public boolean isConcurrent() { return false; }
30	>	public boolean permitsNulls() { return true; }
31	>	}
32	>	class SubListImplementation extends Implementation {
33	>	public List emptyCollection() {
34	>	List list = super.emptyCollection();
35	>	ThreadLocalRandom rnd = ThreadLocalRandom.current();
36	>	if (rnd.nextBoolean())
37	>	list.add(makeElement(rnd.nextInt()));
38	>	int i = rnd.nextInt(list.size() + 1);
39	>	return list.subList(i, i);
40	>	}
41	>	}
42	>	return newTestSuite(
43	>	LinkedListTest.class,
44	>	CollectionTest.testSuite(new Implementation()),
45	>	CollectionTest.testSuite(new SubListImplementation()));
46		}
47
48		/**
49	<	* Create a queue of given size containing consecutive
50	<	* Integers 0 ... n.
49	>	* Returns a new queue of given size containing consecutive
50	>	* Integers 0 ... n - 1.
51		*/
52	<	private LinkedList populatedQueue(int n) {
53	<	LinkedList q = new LinkedList();
52	>	private static LinkedList<Integer> populatedQueue(int n) {
53	>	LinkedList<Integer> q = new LinkedList<>();
54		assertTrue(q.isEmpty());
55		for (int i = 0; i < n; ++i)
56		assertTrue(q.offer(new Integer(i)));
57		assertFalse(q.isEmpty());
58		assertEquals(n, q.size());
59	+	assertEquals((Integer) 0, q.peekFirst());
60	+	assertEquals((Integer) (n - 1), q.peekLast());
61		return q;
62		}
63
#	Line 45 | Line 73 | public class LinkedListTest extends JSR1
73		*/
74		public void testConstructor3() {
75		try {
76	<	LinkedList q = new LinkedList((Collection)null);
76	>	new LinkedList((Collection)null);
77		shouldThrow();
78	<	}
51	<	catch (NullPointerException success) {}
78	>	} catch (NullPointerException success) {}
79		}
80
81		/**
82		* Queue contains all elements of collection used to initialize
56	–
83		*/
84		public void testConstructor6() {
85	<	try {
86	<	Integer[] ints = new Integer[SIZE];
87	<	for (int i = 0; i < SIZE; ++i)
88	<	ints[i] = new Integer(i);
89	<	LinkedList q = new LinkedList(Arrays.asList(ints));
90	<	for (int i = 0; i < SIZE; ++i)
65	<	assertEquals(ints[i], q.poll());
66	<	}
67	<	finally {}
85	>	Integer[] ints = new Integer[SIZE];
86	>	for (int i = 0; i < SIZE; ++i)
87	>	ints[i] = i;
88	>	LinkedList q = new LinkedList(Arrays.asList(ints));
89	>	for (int i = 0; i < SIZE; ++i)
90	>	assertEquals(ints[i], q.poll());
91		}
92
93		/**
#	Line 87 | Line 110 | public class LinkedListTest extends JSR1
110		public void testSize() {
111		LinkedList q = populatedQueue(SIZE);
112		for (int i = 0; i < SIZE; ++i) {
113	<	assertEquals(SIZE-i, q.size());
113	>	assertEquals(SIZE - i, q.size());
114		q.remove();
115		}
116		for (int i = 0; i < SIZE; ++i) {
#	Line 100 | Line 123 | public class LinkedListTest extends JSR1
123		* offer(null) succeeds
124		*/
125		public void testOfferNull() {
126	<	try {
127	<	LinkedList q = new LinkedList();
128	<	q.offer(null);
129	<	} catch (NullPointerException ie) {
107	<	unexpectedException();
108	<	}
126	>	LinkedList q = new LinkedList();
127	>	q.offer(null);
128	>	assertNull(q.get(0));
129	>	assertTrue(q.contains(null));
130		}
131
132		/**
#	Line 132 | Line 153 | public class LinkedListTest extends JSR1
153		* addAll(null) throws NPE
154		*/
155		public void testAddAll1() {
156	+	LinkedList q = new LinkedList();
157		try {
136	–	LinkedList q = new LinkedList();
158		q.addAll(null);
159		shouldThrow();
160	<	}
140	<	catch (NullPointerException success) {}
160	>	} catch (NullPointerException success) {}
161		}
162
163		/**
164		* Queue contains all elements, in traversal order, of successful addAll
165		*/
166		public void testAddAll5() {
167	<	try {
168	<	Integer[] empty = new Integer[0];
169	<	Integer[] ints = new Integer[SIZE];
170	<	for (int i = 0; i < SIZE; ++i)
171	<	ints[i] = new Integer(i);
172	<	LinkedList q = new LinkedList();
173	<	assertFalse(q.addAll(Arrays.asList(empty)));
174	<	assertTrue(q.addAll(Arrays.asList(ints)));
175	<	for (int i = 0; i < SIZE; ++i)
156	<	assertEquals(ints[i], q.poll());
157	<	}
158	<	finally {}
167	>	Integer[] empty = new Integer[0];
168	>	Integer[] ints = new Integer[SIZE];
169	>	for (int i = 0; i < SIZE; ++i)
170	>	ints[i] = i;
171	>	LinkedList q = new LinkedList();
172	>	assertFalse(q.addAll(Arrays.asList(empty)));
173	>	assertTrue(q.addAll(Arrays.asList(ints)));
174	>	for (int i = 0; i < SIZE; ++i)
175	>	assertEquals(ints[i], q.poll());
176		}
177
178		/**
179		* addAll with too large an index throws IOOBE
180		*/
181		public void testAddAll2_IndexOutOfBoundsException() {
182	+	LinkedList l = new LinkedList();
183	+	l.add(new Object());
184	+	LinkedList m = new LinkedList();
185	+	m.add(new Object());
186		try {
166	–	LinkedList l = new LinkedList();
167	–	l.add(new Object());
168	–	LinkedList m = new LinkedList();
169	–	m.add(new Object());
187		l.addAll(4,m);
188		shouldThrow();
189	<	} catch (IndexOutOfBoundsException  success) {}
189	>	} catch (IndexOutOfBoundsException success) {}
190		}
191
192		/**
193		* addAll with negative index throws IOOBE
194		*/
195		public void testAddAll4_BadIndex() {
196	+	LinkedList l = new LinkedList();
197	+	l.add(new Object());
198	+	LinkedList m = new LinkedList();
199	+	m.add(new Object());
200		try {
180	–	LinkedList l = new LinkedList();
181	–	l.add(new Object());
182	–	LinkedList m = new LinkedList();
183	–	m.add(new Object());
201		l.addAll(-1,m);
202		shouldThrow();
203	<	} catch (IndexOutOfBoundsException  success) {}
203	>	} catch (IndexOutOfBoundsException success) {}
204		}
205
206		/**
207	<	*  poll succeeds unless empty
207	>	* poll succeeds unless empty
208		*/
209		public void testPoll() {
210		LinkedList q = populatedQueue(SIZE);
211		for (int i = 0; i < SIZE; ++i) {
212	<	assertEquals(i, ((Integer)q.poll()).intValue());
212	>	assertEquals(i, q.poll());
213		}
214		assertNull(q.poll());
215		}
216
217		/**
218	<	*  peek returns next element, or null if empty
218	>	* peek returns next element, or null if empty
219		*/
220		public void testPeek() {
221		LinkedList q = populatedQueue(SIZE);
222		for (int i = 0; i < SIZE; ++i) {
223	<	assertEquals(i, ((Integer)q.peek()).intValue());
224	<	q.poll();
223	>	assertEquals(i, q.peek());
224	>	assertEquals(i, q.poll());
225		assertTrue(q.peek() == null ||
226	<	i != ((Integer)q.peek()).intValue());
226	>	!q.peek().equals(i));
227		}
228		assertNull(q.peek());
229		}
#	Line 217 | Line 234 | public class LinkedListTest extends JSR1
234		public void testElement() {
235		LinkedList q = populatedQueue(SIZE);
236		for (int i = 0; i < SIZE; ++i) {
237	<	assertEquals(i, ((Integer)q.element()).intValue());
238	<	q.poll();
237	>	assertEquals(i, q.element());
238	>	assertEquals(i, q.poll());
239		}
240		try {
241		q.element();
242		shouldThrow();
243	<	}
227	<	catch (NoSuchElementException success) {}
243	>	} catch (NoSuchElementException success) {}
244		}
245
246		/**
247	<	*  remove removes next element, or throws NSEE if empty
247	>	* remove removes next element, or throws NSEE if empty
248		*/
249		public void testRemove() {
250		LinkedList q = populatedQueue(SIZE);
251		for (int i = 0; i < SIZE; ++i) {
252	<	assertEquals(i, ((Integer)q.remove()).intValue());
252	>	assertEquals(i, q.remove());
253		}
254		try {
255		q.remove();
256		shouldThrow();
257	<	} catch (NoSuchElementException success) {
242	<	}
257	>	} catch (NoSuchElementException success) {}
258		}
259
260		/**
#	Line 247 | Line 262 | public class LinkedListTest extends JSR1
262		*/
263		public void testRemoveElement() {
264		LinkedList q = populatedQueue(SIZE);
265	<	for (int i = 1; i < SIZE; i+=2) {
266	<	assertTrue(q.remove(new Integer(i)));
267	<	}
268	<	for (int i = 0; i < SIZE; i+=2) {
269	<	assertTrue(q.remove(new Integer(i)));
270	<	assertFalse(q.remove(new Integer(i+1)));
265	>	for (int i = 1; i < SIZE; i += 2) {
266	>	assertTrue(q.contains(i));
267	>	assertTrue(q.remove((Integer)i));
268	>	assertFalse(q.contains(i));
269	>	assertTrue(q.contains(i - 1));
270	>	}
271	>	for (int i = 0; i < SIZE; i += 2) {
272	>	assertTrue(q.contains(i));
273	>	assertTrue(q.remove((Integer)i));
274	>	assertFalse(q.contains(i));
275	>	assertFalse(q.remove((Integer)(i + 1)));
276	>	assertFalse(q.contains(i + 1));
277		}
278		assertTrue(q.isEmpty());
279		}
#	Line 277 | Line 298 | public class LinkedListTest extends JSR1
298		q.clear();
299		assertTrue(q.isEmpty());
300		assertEquals(0, q.size());
301	<	q.add(new Integer(1));
301	>	assertTrue(q.add(new Integer(1)));
302		assertFalse(q.isEmpty());
303		q.clear();
304		assertTrue(q.isEmpty());
#	Line 292 | Line 313 | public class LinkedListTest extends JSR1
313		for (int i = 0; i < SIZE; ++i) {
314		assertTrue(q.containsAll(p));
315		assertFalse(p.containsAll(q));
316	<	p.add(new Integer(i));
316	>	assertTrue(p.add(new Integer(i)));
317		}
318		assertTrue(p.containsAll(q));
319		}
#	Line 311 | Line 332 | public class LinkedListTest extends JSR1
332		assertTrue(changed);
333
334		assertTrue(q.containsAll(p));
335	<	assertEquals(SIZE-i, q.size());
335	>	assertEquals(SIZE - i, q.size());
336		p.remove();
337		}
338		}
#	Line 324 | Line 345 | public class LinkedListTest extends JSR1
345		LinkedList q = populatedQueue(SIZE);
346		LinkedList p = populatedQueue(i);
347		assertTrue(q.removeAll(p));
348	<	assertEquals(SIZE-i, q.size());
348	>	assertEquals(SIZE - i, q.size());
349		for (int j = 0; j < i; ++j) {
350	<	Integer I = (Integer)(p.remove());
351	<	assertFalse(q.contains(I));
350	>	Integer x = (Integer)(p.remove());
351	>	assertFalse(q.contains(x));
352		}
353		}
354		}
355
356		/**
357	<	*  toArray contains all elements
357	>	* toArray contains all elements in FIFO order
358		*/
359		public void testToArray() {
360		LinkedList q = populatedQueue(SIZE);
361	<	Object[] o = q.toArray();
362	<	Arrays.sort(o);
363	<	for (int i = 0; i < o.length; i++)
364	<	assertEquals(o[i], q.poll());
361	>	Object[] a = q.toArray();
362	>	assertSame(Object[].class, a.getClass());
363	>	for (Object o : a)
364	>	assertSame(o, q.poll());
365	>	assertTrue(q.isEmpty());
366		}
367
368		/**
369	<	*  toArray(a) contains all elements
369	>	* toArray(a) contains all elements in FIFO order
370		*/
371		public void testToArray2() {
372	<	LinkedList q = populatedQueue(SIZE);
372	>	LinkedList<Integer> q = populatedQueue(SIZE);
373		Integer[] ints = new Integer[SIZE];
374	<	ints = (Integer[])q.toArray(ints);
375	<	Arrays.sort(ints);
376	<	for (int i = 0; i < ints.length; i++)
377	<	assertEquals(ints[i], q.poll());
374	>	Integer[] array = q.toArray(ints);
375	>	assertSame(ints, array);
376	>	for (Integer o : ints)
377	>	assertSame(o, q.poll());
378	>	assertTrue(q.isEmpty());
379		}
380
381		/**
382	<	* toArray(null) throws NPE
382	>	* toArray(null) throws NullPointerException
383		*/
384	<	public void testToArray_BadArg() {
384	>	public void testToArray_NullArg() {
385	>	LinkedList l = new LinkedList();
386	>	l.add(new Object());
387		try {
388	<	LinkedList l = new LinkedList();
364	<	l.add(new Object());
365	<	Object o[] = l.toArray(null);
388	>	l.toArray(null);
389		shouldThrow();
390		} catch (NullPointerException success) {}
391		}
392
393		/**
394	<	* toArray with incompatable aray type throws CCE
394	>	* toArray(incompatible array type) throws ArrayStoreException
395		*/
396		public void testToArray1_BadArg() {
397	+	LinkedList l = new LinkedList();
398	+	l.add(new Integer(5));
399		try {
400	<	LinkedList l = new LinkedList();
376	<	l.add(new Integer(5));
377	<	Object o[] = l.toArray(new String[10] );
400	>	l.toArray(new String[10]);
401		shouldThrow();
402	<	} catch (ArrayStoreException  success) {}
402	>	} catch (ArrayStoreException success) {}
403		}
404
405		/**
406	<	*  iterator iterates through all elements
406	>	* iterator iterates through all elements
407		*/
408		public void testIterator() {
409		LinkedList q = populatedQueue(SIZE);
387	–	int i = 0;
410		Iterator it = q.iterator();
411	<	while (it.hasNext()) {
411	>	int i;
412	>	for (i = 0; it.hasNext(); i++)
413		assertTrue(q.contains(it.next()));
391	–	++i;
392	–	}
414		assertEquals(i, SIZE);
415	+	assertIteratorExhausted(it);
416		}
417
418		/**
419	<	*  iterator ordering is FIFO
419	>	* iterator of empty collection has no elements
420	>	*/
421	>	public void testEmptyIterator() {
422	>	assertIteratorExhausted(new LinkedList().iterator());
423	>	}
424	>
425	>	/**
426	>	* iterator ordering is FIFO
427		*/
428		public void testIteratorOrdering() {
429		final LinkedList q = new LinkedList();
#	Line 403 | Line 432 | public class LinkedListTest extends JSR1
432		q.add(new Integer(3));
433		int k = 0;
434		for (Iterator it = q.iterator(); it.hasNext();) {
435	<	int i = ((Integer)(it.next())).intValue();
407	<	assertEquals(++k, i);
435	>	assertEquals(++k, it.next());
436		}
437
438		assertEquals(3, k);
#	Line 413 | Line 441 | public class LinkedListTest extends JSR1
441		/**
442		* iterator.remove removes current element
443		*/
444	<	public void testIteratorRemove () {
444	>	public void testIteratorRemove() {
445		final LinkedList q = new LinkedList();
446		q.add(new Integer(1));
447		q.add(new Integer(2));
448		q.add(new Integer(3));
449		Iterator it = q.iterator();
450	<	it.next();
450	>	assertEquals(1, it.next());
451		it.remove();
452		it = q.iterator();
453	<	assertEquals(it.next(), new Integer(2));
454	<	assertEquals(it.next(), new Integer(3));
453	>	assertEquals(2, it.next());
454	>	assertEquals(3, it.next());
455		assertFalse(it.hasNext());
456		}
457
458		/**
459	<	*  Descending iterator iterates through all elements
459	>	* Descending iterator iterates through all elements
460		*/
461		public void testDescendingIterator() {
462		LinkedList q = populatedQueue(SIZE);
#	Line 442 | Line 470 | public class LinkedListTest extends JSR1
470		assertFalse(it.hasNext());
471		try {
472		it.next();
473	<	} catch (NoSuchElementException success) {
474	<	}
473	>	shouldThrow();
474	>	} catch (NoSuchElementException success) {}
475		}
476
477		/**
478	<	*  Descending iterator ordering is reverse FIFO
478	>	* Descending iterator ordering is reverse FIFO
479		*/
480		public void testDescendingIteratorOrdering() {
481		final LinkedList q = new LinkedList();
#	Line 456 | Line 484 | public class LinkedListTest extends JSR1
484		q.add(new Integer(1));
485		int k = 0;
486		for (Iterator it = q.descendingIterator(); it.hasNext();) {
487	<	int i = ((Integer)(it.next())).intValue();
460	<	assertEquals(++k, i);
487	>	assertEquals(++k, it.next());
488		}
489
490		assertEquals(3, k);
#	Line 466 | Line 493 | public class LinkedListTest extends JSR1
493		/**
494		* descendingIterator.remove removes current element
495		*/
496	<	public void testDescendingIteratorRemove () {
496	>	public void testDescendingIteratorRemove() {
497		final LinkedList q = new LinkedList();
498	<	q.add(new Integer(3));
499	<	q.add(new Integer(2));
500	<	q.add(new Integer(1));
498	>	q.add(three);
499	>	q.add(two);
500	>	q.add(one);
501		Iterator it = q.descendingIterator();
502		it.next();
503		it.remove();
504		it = q.descendingIterator();
505	<	assertEquals(it.next(), new Integer(2));
506	<	assertEquals(it.next(), new Integer(3));
505	>	assertSame(it.next(), two);
506	>	assertSame(it.next(), three);
507		assertFalse(it.hasNext());
508		}
509
483	–
510		/**
511		* toString contains toStrings of elements
512		*/
#	Line 488 | Line 514 | public class LinkedListTest extends JSR1
514		LinkedList q = populatedQueue(SIZE);
515		String s = q.toString();
516		for (int i = 0; i < SIZE; ++i) {
517	<	assertTrue(s.indexOf(String.valueOf(i)) >= 0);
517	>	assertTrue(s.contains(String.valueOf(i)));
518		}
519		}
520
#	Line 498 | Line 524 | public class LinkedListTest extends JSR1
524		public void testAddFirst() {
525		LinkedList q = populatedQueue(3);
526		q.addFirst(four);
527	<	assertEquals(four,q.peek());
527	>	assertSame(four, q.peek());
528		}
529
530		/**
#	Line 506 | Line 532 | public class LinkedListTest extends JSR1
532		*/
533		public void testPush() {
534		LinkedList q = populatedQueue(3);
509	–	q.pollLast();
535		q.push(four);
536	<	assertEquals(four,q.peekFirst());
536	>	assertSame(four, q.peekFirst());
537		}
538
539		/**
540	<	*  pop removes next element, or throws NSEE if empty
540	>	* pop removes next element, or throws NSEE if empty
541		*/
542		public void testPop() {
543		LinkedList q = populatedQueue(SIZE);
544		for (int i = 0; i < SIZE; ++i) {
545	<	assertEquals(i, ((Integer)q.pop()).intValue());
545	>	assertEquals(i, q.pop());
546		}
547		try {
548		q.pop();
549		shouldThrow();
550	<	} catch (NoSuchElementException success) {
526	<	}
550	>	} catch (NoSuchElementException success) {}
551		}
552
553		/**
#	Line 545 | Line 569 | public class LinkedListTest extends JSR1
569		}
570
571		/**
572	<	*  pollLast succeeds unless empty
572	>	* pollLast succeeds unless empty
573		*/
574		public void testPollLast() {
575		LinkedList q = populatedQueue(SIZE);
576	<	for (int i = SIZE-1; i >= 0; --i) {
577	<	assertEquals(i, ((Integer)q.pollLast()).intValue());
576	>	for (int i = SIZE - 1; i >= 0; --i) {
577	>	assertEquals(i, q.pollLast());
578		}
579		assertNull(q.pollLast());
580		}
581
582		/**
583	<	*  peekFirst returns next element, or null if empty
583	>	* peekFirst returns next element, or null if empty
584		*/
585		public void testPeekFirst() {
586		LinkedList q = populatedQueue(SIZE);
587		for (int i = 0; i < SIZE; ++i) {
588	<	assertEquals(i, ((Integer)q.peekFirst()).intValue());
589	<	q.pollFirst();
588	>	assertEquals(i, q.peekFirst());
589	>	assertEquals(i, q.pollFirst());
590		assertTrue(q.peekFirst() == null ||
591	<	i != ((Integer)q.peekFirst()).intValue());
591	>	!q.peekFirst().equals(i));
592		}
593		assertNull(q.peekFirst());
594		}
595
572	–
596		/**
597	<	*  peekLast returns next element, or null if empty
597	>	* peekLast returns next element, or null if empty
598		*/
599		public void testPeekLast() {
600		LinkedList q = populatedQueue(SIZE);
601	<	for (int i = SIZE-1; i >= 0; --i) {
602	<	assertEquals(i, ((Integer)q.peekLast()).intValue());
603	<	q.pollLast();
601	>	for (int i = SIZE - 1; i >= 0; --i) {
602	>	assertEquals(i, q.peekLast());
603	>	assertEquals(i, q.pollLast());
604		assertTrue(q.peekLast() == null ||
605	<	i != ((Integer)q.peekLast()).intValue());
605	>	!q.peekLast().equals(i));
606		}
607		assertNull(q.peekLast());
608		}
#	Line 587 | Line 610 | public class LinkedListTest extends JSR1
610		public void testFirstElement() {
611		LinkedList q = populatedQueue(SIZE);
612		for (int i = 0; i < SIZE; ++i) {
613	<	assertEquals(i, ((Integer)q.getFirst()).intValue());
614	<	q.pollFirst();
613	>	assertEquals(i, q.getFirst());
614	>	assertEquals(i, q.pollFirst());
615		}
616		try {
617		q.getFirst();
618		shouldThrow();
619	<	}
597	<	catch (NoSuchElementException success) {}
619	>	} catch (NoSuchElementException success) {}
620		}
621
622		/**
623	<	*  getLast returns next element, or throws NSEE if empty
623	>	* getLast returns next element, or throws NSEE if empty
624		*/
625		public void testLastElement() {
626		LinkedList q = populatedQueue(SIZE);
627	<	for (int i = SIZE-1; i >= 0; --i) {
628	<	assertEquals(i, ((Integer)q.getLast()).intValue());
629	<	q.pollLast();
627	>	for (int i = SIZE - 1; i >= 0; --i) {
628	>	assertEquals(i, q.getLast());
629	>	assertEquals(i, q.pollLast());
630		}
631		try {
632		q.getLast();
633		shouldThrow();
634	<	}
613	<	catch (NoSuchElementException success) {}
634	>	} catch (NoSuchElementException success) {}
635		assertNull(q.peekLast());
636		}
637
#	Line 619 | Line 640 | public class LinkedListTest extends JSR1
640		*/
641		public void testRemoveFirstOccurrence() {
642		LinkedList q = populatedQueue(SIZE);
643	<	for (int i = 1; i < SIZE; i+=2) {
643	>	for (int i = 1; i < SIZE; i += 2) {
644		assertTrue(q.removeFirstOccurrence(new Integer(i)));
645		}
646	<	for (int i = 0; i < SIZE; i+=2) {
646	>	for (int i = 0; i < SIZE; i += 2) {
647		assertTrue(q.removeFirstOccurrence(new Integer(i)));
648	<	assertFalse(q.removeFirstOccurrence(new Integer(i+1)));
648	>	assertFalse(q.removeFirstOccurrence(new Integer(i + 1)));
649		}
650		assertTrue(q.isEmpty());
651		}
#	Line 634 | Line 655 | public class LinkedListTest extends JSR1
655		*/
656		public void testRemoveLastOccurrence() {
657		LinkedList q = populatedQueue(SIZE);
658	<	for (int i = 1; i < SIZE; i+=2) {
658	>	for (int i = 1; i < SIZE; i += 2) {
659		assertTrue(q.removeLastOccurrence(new Integer(i)));
660		}
661	<	for (int i = 0; i < SIZE; i+=2) {
661	>	for (int i = 0; i < SIZE; i += 2) {
662		assertTrue(q.removeLastOccurrence(new Integer(i)));
663	<	assertFalse(q.removeLastOccurrence(new Integer(i+1)));
663	>	assertFalse(q.removeLastOccurrence(new Integer(i + 1)));
664		}
665		assertTrue(q.isEmpty());
666		}

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