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

Comparing jsr166/src/test/tck/ConcurrentSkipListSetTest.java (file contents):
Revision 1.6 by jsr166, Mon Nov 16 05:30:07 2009 UTC vs.
Revision 1.13 by jsr166, Wed Aug 25 00:07:03 2010 UTC

#	Line 11 | Line 11 | import java.io.*;
11
12		public class ConcurrentSkipListSetTest extends JSR166TestCase {
13		public static void main(String[] args) {
14	<	junit.textui.TestRunner.run (suite());
14	>	junit.textui.TestRunner.run(suite());
15		}
16		public static Test suite() {
17	<	return new TestSuite(ConcurrentSkipListSetTest.class);
17	>	return new TestSuite(ConcurrentSkipListSetTest.class);
18		}
19
20		static class MyReverseComparator implements Comparator {
21		public int compare(Object x, Object y) {
22	<	int i = ((Integer)x).intValue();
23	<	int j = ((Integer)y).intValue();
24	<	if (i < j) return 1;
25	<	if (i > j) return -1;
26	<	return 0;
22	>	return ((Comparable)y).compareTo(x);
23		}
24		}
25
#	Line 34 | Line 30 | public class ConcurrentSkipListSetTest e
30		private ConcurrentSkipListSet populatedSet(int n) {
31		ConcurrentSkipListSet q = new ConcurrentSkipListSet();
32		assertTrue(q.isEmpty());
33	<	for (int i = n-1; i >= 0; i-=2)
34	<	assertTrue(q.add(new Integer(i)));
35	<	for (int i = (n & 1); i < n; i+=2)
36	<	assertTrue(q.add(new Integer(i)));
33	>	for (int i = n-1; i >= 0; i-=2)
34	>	assertTrue(q.add(new Integer(i)));
35	>	for (int i = (n & 1); i < n; i+=2)
36	>	assertTrue(q.add(new Integer(i)));
37		assertFalse(q.isEmpty());
38	<	assertEquals(n, q.size());
38	>	assertEquals(n, q.size());
39		return q;
40		}
41
#	Line 54 | Line 50 | public class ConcurrentSkipListSetTest e
50		q.add(three);
51		q.add(four);
52		q.add(five);
53	<	assertEquals(5, q.size());
53	>	assertEquals(5, q.size());
54		return q;
55		}
56
#	Line 72 | Line 68 | public class ConcurrentSkipListSetTest e
68		try {
69		ConcurrentSkipListSet q = new ConcurrentSkipListSet((Collection)null);
70		shouldThrow();
71	<	}
76	<	catch (NullPointerException success) {}
71	>	} catch (NullPointerException success) {}
72		}
73
74		/**
#	Line 84 | Line 79 | public class ConcurrentSkipListSetTest e
79		Integer[] ints = new Integer[SIZE];
80		ConcurrentSkipListSet q = new ConcurrentSkipListSet(Arrays.asList(ints));
81		shouldThrow();
82	<	}
88	<	catch (NullPointerException success) {}
82	>	} catch (NullPointerException success) {}
83		}
84
85		/**
#	Line 98 | Line 92 | public class ConcurrentSkipListSetTest e
92		ints[i] = new Integer(i);
93		ConcurrentSkipListSet q = new ConcurrentSkipListSet(Arrays.asList(ints));
94		shouldThrow();
95	<	}
102	<	catch (NullPointerException success) {}
95	>	} catch (NullPointerException success) {}
96		}
97
98		/**
99		* Set contains all elements of collection used to initialize
100		*/
101		public void testConstructor6() {
102	<	try {
103	<	Integer[] ints = new Integer[SIZE];
104	<	for (int i = 0; i < SIZE; ++i)
105	<	ints[i] = new Integer(i);
106	<	ConcurrentSkipListSet q = new ConcurrentSkipListSet(Arrays.asList(ints));
107	<	for (int i = 0; i < SIZE; ++i)
115	<	assertEquals(ints[i], q.pollFirst());
116	<	}
117	<	finally {}
102	>	Integer[] ints = new Integer[SIZE];
103	>	for (int i = 0; i < SIZE; ++i)
104	>	ints[i] = new Integer(i);
105	>	ConcurrentSkipListSet q = new ConcurrentSkipListSet(Arrays.asList(ints));
106	>	for (int i = 0; i < SIZE; ++i)
107	>	assertEquals(ints[i], q.pollFirst());
108		}
109
110		/**
111		* The comparator used in constructor is used
112		*/
113		public void testConstructor7() {
114	<	try {
115	<	MyReverseComparator cmp = new MyReverseComparator();
116	<	ConcurrentSkipListSet q = new ConcurrentSkipListSet(cmp);
117	<	assertEquals(cmp, q.comparator());
118	<	Integer[] ints = new Integer[SIZE];
119	<	for (int i = 0; i < SIZE; ++i)
120	<	ints[i] = new Integer(i);
121	<	q.addAll(Arrays.asList(ints));
122	<	for (int i = SIZE-1; i >= 0; --i)
133	<	assertEquals(ints[i], q.pollFirst());
134	<	}
135	<	finally {}
114	>	MyReverseComparator cmp = new MyReverseComparator();
115	>	ConcurrentSkipListSet q = new ConcurrentSkipListSet(cmp);
116	>	assertEquals(cmp, q.comparator());
117	>	Integer[] ints = new Integer[SIZE];
118	>	for (int i = 0; i < SIZE; ++i)
119	>	ints[i] = new Integer(i);
120	>	q.addAll(Arrays.asList(ints));
121	>	for (int i = SIZE-1; i >= 0; --i)
122	>	assertEquals(ints[i], q.pollFirst());
123		}
124
125		/**
#	Line 168 | Line 155 | public class ConcurrentSkipListSetTest e
155		* add(null) throws NPE
156		*/
157		public void testAddNull() {
158	<	try {
158	>	try {
159		ConcurrentSkipListSet q = new ConcurrentSkipListSet();
160		q.add(null);
161		shouldThrow();
162	<	} catch (NullPointerException success) { }
162	>	} catch (NullPointerException success) {}
163		}
164
165		/**
#	Line 203 | Line 190 | public class ConcurrentSkipListSetTest e
190		q.add(new Object());
191		q.add(new Object());
192		shouldThrow();
193	<	}
207	<	catch (ClassCastException success) {}
193	>	} catch (ClassCastException success) {}
194		}
195
196		/**
#	Line 215 | Line 201 | public class ConcurrentSkipListSetTest e
201		ConcurrentSkipListSet q = new ConcurrentSkipListSet();
202		q.addAll(null);
203		shouldThrow();
204	<	}
219	<	catch (NullPointerException success) {}
204	>	} catch (NullPointerException success) {}
205		}
206		/**
207		* addAll of a collection with null elements throws NPE
#	Line 227 | Line 212 | public class ConcurrentSkipListSetTest e
212		Integer[] ints = new Integer[SIZE];
213		q.addAll(Arrays.asList(ints));
214		shouldThrow();
215	<	}
231	<	catch (NullPointerException success) {}
215	>	} catch (NullPointerException success) {}
216		}
217		/**
218		* addAll of a collection with any null elements throws NPE after
#	Line 242 | Line 226 | public class ConcurrentSkipListSetTest e
226		ints[i] = new Integer(i);
227		q.addAll(Arrays.asList(ints));
228		shouldThrow();
229	<	}
246	<	catch (NullPointerException success) {}
229	>	} catch (NullPointerException success) {}
230		}
231
232		/**
233		* Set contains all elements of successful addAll
234		*/
235		public void testAddAll5() {
236	<	try {
237	<	Integer[] empty = new Integer[0];
238	<	Integer[] ints = new Integer[SIZE];
239	<	for (int i = 0; i < SIZE; ++i)
240	<	ints[i] = new Integer(SIZE-1-i);
241	<	ConcurrentSkipListSet q = new ConcurrentSkipListSet();
242	<	assertFalse(q.addAll(Arrays.asList(empty)));
243	<	assertTrue(q.addAll(Arrays.asList(ints)));
244	<	for (int i = 0; i < SIZE; ++i)
262	<	assertEquals(new Integer(i), q.pollFirst());
263	<	}
264	<	finally {}
236	>	Integer[] empty = new Integer[0];
237	>	Integer[] ints = new Integer[SIZE];
238	>	for (int i = 0; i < SIZE; ++i)
239	>	ints[i] = new Integer(SIZE-1-i);
240	>	ConcurrentSkipListSet q = new ConcurrentSkipListSet();
241	>	assertFalse(q.addAll(Arrays.asList(empty)));
242	>	assertTrue(q.addAll(Arrays.asList(ints)));
243	>	for (int i = 0; i < SIZE; ++i)
244	>	assertEquals(i, q.pollFirst());
245		}
246
247		/**
#	Line 270 | Line 250 | public class ConcurrentSkipListSetTest e
250		public void testPollFirst() {
251		ConcurrentSkipListSet q = populatedSet(SIZE);
252		for (int i = 0; i < SIZE; ++i) {
253	<	assertEquals(i, ((Integer)q.pollFirst()).intValue());
253	>	assertEquals(i, q.pollFirst());
254		}
255	<	assertNull(q.pollFirst());
255	>	assertNull(q.pollFirst());
256		}
257
258		/**
#	Line 281 | Line 261 | public class ConcurrentSkipListSetTest e
261		public void testPollLast() {
262		ConcurrentSkipListSet q = populatedSet(SIZE);
263		for (int i = SIZE-1; i >= 0; --i) {
264	<	assertEquals(i, ((Integer)q.pollLast()).intValue());
264	>	assertEquals(i, q.pollLast());
265		}
266	<	assertNull(q.pollFirst());
266	>	assertNull(q.pollFirst());
267		}
268
269
#	Line 395 | Line 375 | public class ConcurrentSkipListSetTest e
375
376		Object e4 = q.lower(zero);
377		assertNull(e4);
398	–
378		}
379
380		/**
#	Line 414 | Line 393 | public class ConcurrentSkipListSetTest e
393
394		Object e4 = q.higher(six);
395		assertNull(e4);
417	–
396		}
397
398		/**
#	Line 433 | Line 411 | public class ConcurrentSkipListSetTest e
411
412		Object e4 = q.floor(zero);
413		assertNull(e4);
436	–
414		}
415
416		/**
#	Line 452 | Line 429 | public class ConcurrentSkipListSetTest e
429
430		Object e4 = q.ceiling(six);
431		assertNull(e4);
455	–
432		}
433
434		/**
#	Line 460 | Line 436 | public class ConcurrentSkipListSetTest e
436		*/
437		public void testToArray() {
438		ConcurrentSkipListSet q = populatedSet(SIZE);
439	<	Object[] o = q.toArray();
439	>	Object[] o = q.toArray();
440		Arrays.sort(o);
441	<	for (int i = 0; i < o.length; i++)
442	<	assertEquals(o[i], q.pollFirst());
441	>	for (int i = 0; i < o.length; i++)
442	>	assertEquals(o[i], q.pollFirst());
443		}
444
445		/**
#	Line 471 | Line 447 | public class ConcurrentSkipListSetTest e
447		*/
448		public void testToArray2() {
449		ConcurrentSkipListSet q = populatedSet(SIZE);
450	<	Integer[] ints = new Integer[SIZE];
451	<	ints = (Integer[])q.toArray(ints);
450	>	Integer[] ints = new Integer[SIZE];
451	>	ints = (Integer[])q.toArray(ints);
452		Arrays.sort(ints);
453		for (int i = 0; i < ints.length; i++)
454		assertEquals(ints[i], q.pollFirst());
#	Line 484 | Line 460 | public class ConcurrentSkipListSetTest e
460		public void testIterator() {
461		ConcurrentSkipListSet q = populatedSet(SIZE);
462		int i = 0;
463	<	Iterator it = q.iterator();
463	>	Iterator it = q.iterator();
464		while (it.hasNext()) {
465		assertTrue(q.contains(it.next()));
466		++i;
#	Line 498 | Line 474 | public class ConcurrentSkipListSetTest e
474		public void testEmptyIterator() {
475		ConcurrentSkipListSet q = new ConcurrentSkipListSet();
476		int i = 0;
477	<	Iterator it = q.iterator();
477	>	Iterator it = q.iterator();
478		while (it.hasNext()) {
479		assertTrue(q.contains(it.next()));
480		++i;
#	Line 509 | Line 485 | public class ConcurrentSkipListSetTest e
485		/**
486		* iterator.remove removes current element
487		*/
488	<	public void testIteratorRemove () {
488	>	public void testIteratorRemove() {
489		final ConcurrentSkipListSet q = new ConcurrentSkipListSet();
490		q.add(new Integer(2));
491		q.add(new Integer(1));
#	Line 540 | Line 516 | public class ConcurrentSkipListSetTest e
516		/**
517		* A deserialized serialized set has same elements
518		*/
519	<	public void testSerialization() {
519	>	public void testSerialization() throws Exception {
520		ConcurrentSkipListSet q = populatedSet(SIZE);
521	<	try {
522	<	ByteArrayOutputStream bout = new ByteArrayOutputStream(10000);
523	<	ObjectOutputStream out = new ObjectOutputStream(new BufferedOutputStream(bout));
524	<	out.writeObject(q);
525	<	out.close();
526	<
527	<	ByteArrayInputStream bin = new ByteArrayInputStream(bout.toByteArray());
528	<	ObjectInputStream in = new ObjectInputStream(new BufferedInputStream(bin));
529	<	ConcurrentSkipListSet r = (ConcurrentSkipListSet)in.readObject();
530	<	assertEquals(q.size(), r.size());
531	<	while (!q.isEmpty())
556	<	assertEquals(q.pollFirst(), r.pollFirst());
557	<	} catch (Exception e) {
558	<	e.printStackTrace();
559	<	unexpectedException();
560	<	}
521	>	ByteArrayOutputStream bout = new ByteArrayOutputStream(10000);
522	>	ObjectOutputStream out = new ObjectOutputStream(new BufferedOutputStream(bout));
523	>	out.writeObject(q);
524	>	out.close();
525	>
526	>	ByteArrayInputStream bin = new ByteArrayInputStream(bout.toByteArray());
527	>	ObjectInputStream in = new ObjectInputStream(new BufferedInputStream(bin));
528	>	ConcurrentSkipListSet r = (ConcurrentSkipListSet)in.readObject();
529	>	assertEquals(q.size(), r.size());
530	>	while (!q.isEmpty())
531	>	assertEquals(q.pollFirst(), r.pollFirst());
532		}
533
534		/**
#	Line 685 | Line 656 | public class ConcurrentSkipListSetTest e
656		/**
657		* Subsets of subsets subdivide correctly
658		*/
659	<	public void testRecursiveSubSets() {
660	<	int setSize = 1000;
661	<	Class cl = ConcurrentSkipListSet.class;
659	>	public void testRecursiveSubSets() throws Exception {
660	>	int setSize = 1000;
661	>	Class cl = ConcurrentSkipListSet.class;
662
663		NavigableSet<Integer> set = newSet(cl);
664		bs = new BitSet(setSize);
#	Line 704 | Line 675 | public class ConcurrentSkipListSetTest e
675		0, setSize - 1, true);
676		}
677
678	<	static NavigableSet<Integer> newSet(Class cl) {
679	<	NavigableSet<Integer> result = null;
709	<	try {
710	<	result = (NavigableSet<Integer>) cl.newInstance();
711	<	} catch (Exception e) {
712	<	fail();
713	<	}
678	>	static NavigableSet<Integer> newSet(Class cl) throws Exception {
679	>	NavigableSet<Integer> result = (NavigableSet<Integer>) cl.newInstance();
680		assertEquals(result.size(), 0);
681		assertFalse(result.iterator().hasNext());
682		return result;
#	Line 773 | Line 739 | public class ConcurrentSkipListSetTest e
739		} else {
740		try {
741		set.add(element);
742	<	fail();
743	<	} catch (IllegalArgumentException e) {
778	<	// expected
779	<	}
742	>	shouldThrow();
743	>	} catch (IllegalArgumentException success) {}
744		}
745		}
746		}
#	Line 975 | Line 939 | public class ConcurrentSkipListSetTest e
939		assertEq(rs.last(),  -1);
940		try {
941		set.first();
942	<	fail();
943	<	} catch (NoSuchElementException e) {
980	<	// expected
981	<	}
942	>	shouldThrow();
943	>	} catch (NoSuchElementException success) {}
944		try {
945		set.last();
946	<	fail();
947	<	} catch (NoSuchElementException e) {
986	<	// expected
987	<	}
946	>	shouldThrow();
947	>	} catch (NoSuchElementException success) {}
948		}
949		}
950

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