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Comparing jsr166/src/test/tck/ConcurrentSkipListSubSetTest.java (file contents):
Revision 1.14 by jsr166, Wed Aug 25 01:44:48 2010 UTC vs.
Revision 1.28 by jsr166, Wed Dec 31 20:17:39 2014 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		*/
6
7	<	import junit.framework.*;
8	<	import java.util.*;
9	<	import java.util.concurrent.*;
10	<	import java.io.*;
7	>	import java.util.Arrays;
8	>	import java.util.Comparator;
9	>	import java.util.Iterator;
10	>	import java.util.NavigableSet;
11	>	import java.util.SortedSet;
12	>	import java.util.concurrent.ConcurrentSkipListSet;
13	>
14	>	import junit.framework.Test;
15	>	import junit.framework.TestSuite;
16
17		public class ConcurrentSkipListSubSetTest extends JSR166TestCase {
18		public static void main(String[] args) {
#	Line 24 | Line 29 | public class ConcurrentSkipListSubSetTes
29		}
30
31		/**
32	<	* Create a set of given size containing consecutive
32	>	* Returns a new set of given size containing consecutive
33		* Integers 0 ... n.
34		*/
35	<	private NavigableSet populatedSet(int n) {
36	<	ConcurrentSkipListSet q = new ConcurrentSkipListSet();
35	>	private NavigableSet<Integer> populatedSet(int n) {
36	>	ConcurrentSkipListSet<Integer> q =
37	>	new ConcurrentSkipListSet<Integer>();
38		assertTrue(q.isEmpty());
39
40	<	for (int i = n-1; i >= 0; i-=2)
40	>	for (int i = n-1; i >= 0; i -= 2)
41		assertTrue(q.add(new Integer(i)));
42	<	for (int i = (n & 1); i < n; i+=2)
42	>	for (int i = (n & 1); i < n; i += 2)
43		assertTrue(q.add(new Integer(i)));
44		assertTrue(q.add(new Integer(-n)));
45		assertTrue(q.add(new Integer(n)));
#	Line 44 | Line 50 | public class ConcurrentSkipListSubSetTes
50		}
51
52		/**
53	<	* Create set of first 5 ints
53	>	* Returns a new set of first 5 ints.
54		*/
55		private NavigableSet set5() {
56		ConcurrentSkipListSet q = new ConcurrentSkipListSet();
#	Line 62 | Line 68 | public class ConcurrentSkipListSubSetTes
68		}
69
70		/**
71	<	* Create set of first 5 negative ints
71	>	* Returns a new set of first 5 negative ints.
72		*/
73		private NavigableSet dset5() {
74		ConcurrentSkipListSet q = new ConcurrentSkipListSet();
#	Line 96 | Line 102 | public class ConcurrentSkipListSubSetTes
102		assertEquals(0, set0().size());
103		}
104
99	–
105		/**
106		* isEmpty is true before add, false after
107		*/
#	Line 167 | Line 172 | public class ConcurrentSkipListSubSetTes
172		} catch (ClassCastException success) {}
173		}
174
170	–
175		/**
176		* addAll(null) throws NPE
177		*/
#	Line 237 | Line 241 | public class ConcurrentSkipListSubSetTes
241		*/
242		public void testRemoveElement() {
243		NavigableSet q = populatedSet(SIZE);
244	<	for (int i = 1; i < SIZE; i+=2) {
245	<	assertTrue(q.remove(new Integer(i)));
246	<	}
247	<	for (int i = 0; i < SIZE; i+=2) {
248	<	assertTrue(q.remove(new Integer(i)));
249	<	assertFalse(q.remove(new Integer(i+1)));
244	>	for (int i = 1; i < SIZE; i += 2) {
245	>	assertTrue(q.contains(i));
246	>	assertTrue(q.remove(i));
247	>	assertFalse(q.contains(i));
248	>	assertTrue(q.contains(i-1));
249	>	}
250	>	for (int i = 0; i < SIZE; i += 2) {
251	>	assertTrue(q.contains(i));
252	>	assertTrue(q.remove(i));
253	>	assertFalse(q.contains(i));
254	>	assertFalse(q.remove(i+1));
255	>	assertFalse(q.contains(i+1));
256		}
257		assertTrue(q.isEmpty());
258		}
#	Line 316 | Line 326 | public class ConcurrentSkipListSubSetTes
326		assertTrue(q.removeAll(p));
327		assertEquals(SIZE-i, q.size());
328		for (int j = 0; j < i; ++j) {
329	<	Integer I = (Integer)(p.pollFirst());
330	<	assertFalse(q.contains(I));
329	>	Integer x = (Integer)(p.pollFirst());
330	>	assertFalse(q.contains(x));
331		}
332		}
333		}
334
325	–
326	–
335		/**
336		* lower returns preceding element
337		*/
#	Line 397 | Line 405 | public class ConcurrentSkipListSubSetTes
405		}
406
407		/**
408	<	* toArray contains all elements
408	>	* toArray contains all elements in sorted order
409		*/
410		public void testToArray() {
411		NavigableSet q = populatedSet(SIZE);
412		Object[] o = q.toArray();
405	–	Arrays.sort(o);
413		for (int i = 0; i < o.length; i++)
414	<	assertEquals(o[i], q.pollFirst());
414	>	assertSame(o[i], q.pollFirst());
415		}
416
417		/**
418	<	* toArray(a) contains all elements
418	>	* toArray(a) contains all elements in sorted order
419		*/
420		public void testToArray2() {
421	<	NavigableSet q = populatedSet(SIZE);
421	>	NavigableSet<Integer> q = populatedSet(SIZE);
422		Integer[] ints = new Integer[SIZE];
423	<	ints = (Integer[])q.toArray(ints);
424	<	Arrays.sort(ints);
423	>	Integer[] array = q.toArray(ints);
424	>	assertSame(ints, array);
425		for (int i = 0; i < ints.length; i++)
426	<	assertEquals(ints[i], q.pollFirst());
426	>	assertSame(ints[i], q.pollFirst());
427		}
428
429		/**
#	Line 444 | Line 451 | public class ConcurrentSkipListSubSetTes
451		assertTrue(q.contains(it.next()));
452		++i;
453		}
454	<	assertEquals(i, 0);
454	>	assertEquals(0, i);
455		}
456
457		/**
#	Line 466 | Line 473 | public class ConcurrentSkipListSubSetTes
473		assertFalse(it.hasNext());
474		}
475
469	–
476		/**
477		* toString contains toStrings of elements
478		*/
#	Line 474 | Line 480 | public class ConcurrentSkipListSubSetTes
480		NavigableSet q = populatedSet(SIZE);
481		String s = q.toString();
482		for (int i = 0; i < SIZE; ++i) {
483	<	assertTrue(s.indexOf(String.valueOf(i)) >= 0);
483	>	assertTrue(s.contains(String.valueOf(i)));
484		}
485		}
486
#	Line 482 | Line 488 | public class ConcurrentSkipListSubSetTes
488		* A deserialized serialized set has same elements
489		*/
490		public void testSerialization() throws Exception {
491	<	NavigableSet q = populatedSet(SIZE);
492	<	ByteArrayOutputStream bout = new ByteArrayOutputStream(10000);
493	<	ObjectOutputStream out = new ObjectOutputStream(new BufferedOutputStream(bout));
494	<	out.writeObject(q);
495	<	out.close();
496	<
497	<	ByteArrayInputStream bin = new ByteArrayInputStream(bout.toByteArray());
498	<	ObjectInputStream in = new ObjectInputStream(new BufferedInputStream(bin));
499	<	NavigableSet r = (NavigableSet)in.readObject();
500	<	assertEquals(q.size(), r.size());
501	<	while (!q.isEmpty())
502	<	assertEquals(q.pollFirst(), r.pollFirst());
491	>	NavigableSet x = populatedSet(SIZE);
492	>	NavigableSet y = serialClone(x);
493	>
494	>	assertNotSame(y, x);
495	>	assertEquals(x.size(), y.size());
496	>	assertEquals(x, y);
497	>	assertEquals(y, x);
498	>	while (!x.isEmpty()) {
499	>	assertFalse(y.isEmpty());
500	>	assertEquals(x.pollFirst(), y.pollFirst());
501	>	}
502	>	assertTrue(y.isEmpty());
503		}
504
505		/**
#	Line 671 | Line 677 | public class ConcurrentSkipListSubSetTes
677		} catch (ClassCastException success) {}
678		}
679
674	–
680		/**
681		* addAll(null) throws NPE
682		*/
#	Line 741 | Line 746 | public class ConcurrentSkipListSubSetTes
746		*/
747		public void testDescendingRemoveElement() {
748		NavigableSet q = populatedSet(SIZE);
749	<	for (int i = 1; i < SIZE; i+=2) {
749	>	for (int i = 1; i < SIZE; i += 2) {
750		assertTrue(q.remove(new Integer(i)));
751		}
752	<	for (int i = 0; i < SIZE; i+=2) {
752	>	for (int i = 0; i < SIZE; i += 2 ) {
753		assertTrue(q.remove(new Integer(i)));
754		assertFalse(q.remove(new Integer(i+1)));
755		}
#	Line 820 | Line 825 | public class ConcurrentSkipListSubSetTes
825		assertTrue(q.removeAll(p));
826		assertEquals(SIZE-i, q.size());
827		for (int j = 0; j < i; ++j) {
828	<	Integer I = (Integer)(p.pollFirst());
829	<	assertFalse(q.contains(I));
828	>	Integer x = (Integer)(p.pollFirst());
829	>	assertFalse(q.contains(x));
830		}
831		}
832		}
833
829	–
830	–
834		/**
835		* lower returns preceding element
836		*/
#	Line 917 | Line 920 | public class ConcurrentSkipListSubSetTes
920		public void testDescendingToArray2() {
921		NavigableSet q = populatedSet(SIZE);
922		Integer[] ints = new Integer[SIZE];
923	<	ints = (Integer[])q.toArray(ints);
923	>	assertSame(ints, q.toArray(ints));
924		Arrays.sort(ints);
925		for (int i = 0; i < ints.length; i++)
926		assertEquals(ints[i], q.pollFirst());
#	Line 948 | Line 951 | public class ConcurrentSkipListSubSetTes
951		assertTrue(q.contains(it.next()));
952		++i;
953		}
954	<	assertEquals(i, 0);
954	>	assertEquals(0, i);
955		}
956
957		/**
#	Line 970 | Line 973 | public class ConcurrentSkipListSubSetTes
973		assertFalse(it.hasNext());
974		}
975
973	–
976		/**
977		* toString contains toStrings of elements
978		*/
#	Line 978 | Line 980 | public class ConcurrentSkipListSubSetTes
980		NavigableSet q = populatedSet(SIZE);
981		String s = q.toString();
982		for (int i = 0; i < SIZE; ++i) {
983	<	assertTrue(s.indexOf(String.valueOf(i)) >= 0);
983	>	assertTrue(s.contains(String.valueOf(i)));
984		}
985		}
986
#	Line 986 | Line 988 | public class ConcurrentSkipListSubSetTes
988		* A deserialized serialized set has same elements
989		*/
990		public void testDescendingSerialization() throws Exception {
991	<	NavigableSet q = populatedSet(SIZE);
992	<	ByteArrayOutputStream bout = new ByteArrayOutputStream(10000);
993	<	ObjectOutputStream out = new ObjectOutputStream(new BufferedOutputStream(bout));
994	<	out.writeObject(q);
995	<	out.close();
996	<
997	<	ByteArrayInputStream bin = new ByteArrayInputStream(bout.toByteArray());
998	<	ObjectInputStream in = new ObjectInputStream(new BufferedInputStream(bin));
999	<	NavigableSet r = (NavigableSet)in.readObject();
1000	<	assertEquals(q.size(), r.size());
1001	<	while (!q.isEmpty())
1002	<	assertEquals(q.pollFirst(), r.pollFirst());
991	>	NavigableSet x = dset5();
992	>	NavigableSet y = serialClone(x);
993	>
994	>	assertNotSame(y, x);
995	>	assertEquals(x.size(), y.size());
996	>	assertEquals(x, y);
997	>	assertEquals(y, x);
998	>	while (!x.isEmpty()) {
999	>	assertFalse(y.isEmpty());
1000	>	assertEquals(x.pollFirst(), y.pollFirst());
1001	>	}
1002	>	assertTrue(y.isEmpty());
1003		}
1004
1005		/**

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