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Comparing jsr166/src/test/tck/TreeMapTest.java (file contents):
Revision 1.6 by jsr166, Mon Nov 2 20:28:32 2009 UTC vs.
Revision 1.22 by jsr166, Sat Nov 26 05:19:17 2011 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.*;
9
10		public class TreeMapTest extends JSR166TestCase {
11		public static void main(String[] args) {
12	<	junit.textui.TestRunner.run (suite());
12	>	junit.textui.TestRunner.run(suite());
13		}
14		public static Test suite() {
15	<	return new TestSuite(TreeMapTest.class);
15	>	return new TestSuite(TreeMapTest.class);
16		}
17
18		/**
19		* Create a map from Integers 1-5 to Strings "A"-"E".
20		*/
21		private static TreeMap map5() {
22	<	TreeMap map = new TreeMap();
22	>	TreeMap map = new TreeMap();
23		assertTrue(map.isEmpty());
24	<	map.put(one, "A");
25	<	map.put(five, "E");
26	<	map.put(three, "C");
27	<	map.put(two, "B");
28	<	map.put(four, "D");
24	>	map.put(one, "A");
25	>	map.put(five, "E");
26	>	map.put(three, "C");
27	>	map.put(two, "B");
28	>	map.put(four, "D");
29		assertFalse(map.isEmpty());
30		assertEquals(5, map.size());
31	<	return map;
31	>	return map;
32		}
33
34		/**
35	<	*  clear removes all pairs
35	>	* clear removes all pairs
36		*/
37		public void testClear() {
38		TreeMap map = map5();
39	<	map.clear();
40	<	assertEquals(map.size(), 0);
39	>	map.clear();
40	>	assertEquals(0, map.size());
41		}
42
43		/**
#	Line 52 | Line 50 | public class TreeMapTest extends JSR166T
50		}
51
52		/**
53	<	*  Maps with same contents are equal
53	>	* Maps with same contents are equal
54		*/
55		public void testEquals() {
56		TreeMap map1 = map5();
57		TreeMap map2 = map5();
58		assertEquals(map1, map2);
59		assertEquals(map2, map1);
60	<	map1.clear();
60	>	map1.clear();
61		assertFalse(map1.equals(map2));
62		assertFalse(map2.equals(map1));
63		}
64
65		/**
66	<	*  containsKey returns true for contained key
66	>	* containsKey returns true for contained key
67		*/
68		public void testContainsKey() {
69		TreeMap map = map5();
70	<	assertTrue(map.containsKey(one));
70	>	assertTrue(map.containsKey(one));
71		assertFalse(map.containsKey(zero));
72		}
73
74		/**
75	<	*  containsValue returns true for held values
75	>	* containsValue returns true for held values
76		*/
77		public void testContainsValue() {
78		TreeMap map = map5();
79	<	assertTrue(map.containsValue("A"));
79	>	assertTrue(map.containsValue("A"));
80		assertFalse(map.containsValue("Z"));
81		}
82
83		/**
84	<	*  get returns the correct element at the given key,
85	<	*  or null if not present
84	>	* get returns the correct element at the given key,
85	>	* or null if not present
86		*/
87		public void testGet() {
88		TreeMap map = map5();
89	<	assertEquals("A", (String)map.get(one));
89	>	assertEquals("A", (String)map.get(one));
90		TreeMap empty = new TreeMap();
91		assertNull(empty.get(one));
92		}
93
94		/**
95	<	*  isEmpty is true of empty map and false for non-empty
95	>	* isEmpty is true of empty map and false for non-empty
96		*/
97		public void testIsEmpty() {
98		TreeMap empty = new TreeMap();
99		TreeMap map = map5();
100	<	assertTrue(empty.isEmpty());
100	>	assertTrue(empty.isEmpty());
101		assertFalse(map.isEmpty());
102		}
103
104		/**
105	<	*   firstKey returns first key
105	>	* firstKey returns first key
106		*/
107		public void testFirstKey() {
108		TreeMap map = map5();
109	<	assertEquals(one, map.firstKey());
109	>	assertEquals(one, map.firstKey());
110		}
111
112		/**
113	<	*   lastKey returns last key
113	>	* lastKey returns last key
114		*/
115		public void testLastKey() {
116		TreeMap map = map5();
117	<	assertEquals(five, map.lastKey());
117	>	assertEquals(five, map.lastKey());
118		}
119
122	–
120		/**
121	<	*  keySet.toArray returns contains all keys
121	>	* keySet.toArray returns contains all keys
122		*/
123		public void testKeySetToArray() {
124		TreeMap map = map5();
125	<	Set s = map.keySet();
125	>	Set s = map.keySet();
126		Object[] ar = s.toArray();
127		assertTrue(s.containsAll(Arrays.asList(ar)));
128	<	assertEquals(5, ar.length);
128	>	assertEquals(5, ar.length);
129		ar[0] = m10;
130		assertFalse(s.containsAll(Arrays.asList(ar)));
131		}
132
133		/**
134	<	*  descendingkeySet.toArray returns contains all keys
134	>	* descendingkeySet.toArray returns contains all keys
135		*/
136		public void testDescendingKeySetToArray() {
137		TreeMap map = map5();
138	<	Set s = map.descendingKeySet();
138	>	Set s = map.descendingKeySet();
139		Object[] ar = s.toArray();
140	<	assertEquals(5, ar.length);
140	>	assertEquals(5, ar.length);
141		assertTrue(s.containsAll(Arrays.asList(ar)));
142		ar[0] = m10;
143		assertFalse(s.containsAll(Arrays.asList(ar)));
144		}
145
146		/**
147	<	*   keySet returns a Set containing all the keys
147	>	* keySet returns a Set containing all the keys
148		*/
149		public void testKeySet() {
150		TreeMap map = map5();
151	<	Set s = map.keySet();
152	<	assertEquals(5, s.size());
153	<	assertTrue(s.contains(one));
154	<	assertTrue(s.contains(two));
155	<	assertTrue(s.contains(three));
156	<	assertTrue(s.contains(four));
157	<	assertTrue(s.contains(five));
151	>	Set s = map.keySet();
152	>	assertEquals(5, s.size());
153	>	assertTrue(s.contains(one));
154	>	assertTrue(s.contains(two));
155	>	assertTrue(s.contains(three));
156	>	assertTrue(s.contains(four));
157	>	assertTrue(s.contains(five));
158		}
159
160		/**
161	<	*   keySet is ordered
161	>	* keySet is ordered
162		*/
163		public void testKeySetOrder() {
164		TreeMap map = map5();
165	<	Set s = map.keySet();
165	>	Set s = map.keySet();
166		Iterator i = s.iterator();
167		Integer last = (Integer)i.next();
168		assertEquals(last, one);
#	Line 176 | Line 173 | public class TreeMapTest extends JSR166T
173		last = k;
174		++count;
175		}
176	<	assertEquals(count ,5);
176	>	assertEquals(5, count);
177		}
178
179		/**
#	Line 184 | Line 181 | public class TreeMapTest extends JSR166T
181		*/
182		public void testKeySetDescendingIteratorOrder() {
183		TreeMap map = map5();
184	<	NavigableSet s = map.navigableKeySet();
184	>	NavigableSet s = map.navigableKeySet();
185		Iterator i = s.descendingIterator();
186		Integer last = (Integer)i.next();
187		assertEquals(last, five);
#	Line 195 | Line 192 | public class TreeMapTest extends JSR166T
192		last = k;
193		++count;
194		}
195	<	assertEquals(count ,5);
195	>	assertEquals(5, count);
196		}
197
198		/**
199	<	*   descendingKeySet is ordered
199	>	* descendingKeySet is ordered
200		*/
201		public void testDescendingKeySetOrder() {
202		TreeMap map = map5();
203	<	Set s = map.descendingKeySet();
203	>	Set s = map.descendingKeySet();
204		Iterator i = s.iterator();
205		Integer last = (Integer)i.next();
206		assertEquals(last, five);
#	Line 214 | Line 211 | public class TreeMapTest extends JSR166T
211		last = k;
212		++count;
213		}
214	<	assertEquals(count, 5);
214	>	assertEquals(5, count);
215		}
216
217		/**
218	<	*  descending iterator of descendingKeySet is ordered
218	>	* descending iterator of descendingKeySet is ordered
219		*/
220		public void testDescendingKeySetDescendingIteratorOrder() {
221		TreeMap map = map5();
222	<	NavigableSet s = map.descendingKeySet();
222	>	NavigableSet s = map.descendingKeySet();
223		Iterator i = s.descendingIterator();
224		Integer last = (Integer)i.next();
225		assertEquals(last, one);
#	Line 233 | Line 230 | public class TreeMapTest extends JSR166T
230		last = k;
231		++count;
232		}
233	<	assertEquals(count, 5);
233	>	assertEquals(5, count);
234		}
235
236		/**
#	Line 241 | Line 238 | public class TreeMapTest extends JSR166T
238		*/
239		public void testValues() {
240		TreeMap map = map5();
241	<	Collection s = map.values();
242	<	assertEquals(5, s.size());
243	<	assertTrue(s.contains("A"));
244	<	assertTrue(s.contains("B"));
245	<	assertTrue(s.contains("C"));
246	<	assertTrue(s.contains("D"));
247	<	assertTrue(s.contains("E"));
241	>	Collection s = map.values();
242	>	assertEquals(5, s.size());
243	>	assertTrue(s.contains("A"));
244	>	assertTrue(s.contains("B"));
245	>	assertTrue(s.contains("C"));
246	>	assertTrue(s.contains("D"));
247	>	assertTrue(s.contains("E"));
248		}
249
250		/**
#	Line 255 | Line 252 | public class TreeMapTest extends JSR166T
252		*/
253		public void testEntrySet() {
254		TreeMap map = map5();
255	<	Set s = map.entrySet();
256	<	assertEquals(5, s.size());
255	>	Set s = map.entrySet();
256	>	assertEquals(5, s.size());
257		Iterator it = s.iterator();
258		while (it.hasNext()) {
259		Map.Entry e = (Map.Entry) it.next();
#	Line 274 | Line 271 | public class TreeMapTest extends JSR166T
271		*/
272		public void testDescendingEntrySet() {
273		TreeMap map = map5();
274	<	Set s = map.descendingMap().entrySet();
275	<	assertEquals(5, s.size());
274	>	Set s = map.descendingMap().entrySet();
275	>	assertEquals(5, s.size());
276		Iterator it = s.iterator();
277		while (it.hasNext()) {
278		Map.Entry e = (Map.Entry) it.next();
#	Line 289 | Line 286 | public class TreeMapTest extends JSR166T
286		}
287
288		/**
289	<	*  entrySet.toArray contains all entries
289	>	* entrySet.toArray contains all entries
290		*/
291		public void testEntrySetToArray() {
292		TreeMap map = map5();
293	<	Set s = map.entrySet();
293	>	Set s = map.entrySet();
294		Object[] ar = s.toArray();
295		assertEquals(5, ar.length);
296		for (int i = 0; i < 5; ++i) {
#	Line 303 | Line 300 | public class TreeMapTest extends JSR166T
300		}
301
302		/**
303	<	*  descendingEntrySet.toArray contains all entries
303	>	* descendingEntrySet.toArray contains all entries
304		*/
305		public void testDescendingEntrySetToArray() {
306		TreeMap map = map5();
307	<	Set s = map.descendingMap().entrySet();
307	>	Set s = map.descendingMap().entrySet();
308		Object[] ar = s.toArray();
309		assertEquals(5, ar.length);
310		for (int i = 0; i < 5; ++i) {
#	Line 317 | Line 314 | public class TreeMapTest extends JSR166T
314		}
315
316		/**
317	<	*   putAll  adds all key-value pairs from the given map
317	>	* putAll adds all key-value pairs from the given map
318		*/
319		public void testPutAll() {
320		TreeMap empty = new TreeMap();
321		TreeMap map = map5();
322	<	empty.putAll(map);
323	<	assertEquals(5, empty.size());
324	<	assertTrue(empty.containsKey(one));
325	<	assertTrue(empty.containsKey(two));
326	<	assertTrue(empty.containsKey(three));
327	<	assertTrue(empty.containsKey(four));
328	<	assertTrue(empty.containsKey(five));
322	>	empty.putAll(map);
323	>	assertEquals(5, empty.size());
324	>	assertTrue(empty.containsKey(one));
325	>	assertTrue(empty.containsKey(two));
326	>	assertTrue(empty.containsKey(three));
327	>	assertTrue(empty.containsKey(four));
328	>	assertTrue(empty.containsKey(five));
329		}
330
331		/**
332	<	*   remove removes the correct key-value pair from the map
332	>	* remove removes the correct key-value pair from the map
333		*/
334		public void testRemove() {
335		TreeMap map = map5();
336	<	map.remove(five);
337	<	assertEquals(4, map.size());
338	<	assertFalse(map.containsKey(five));
336	>	map.remove(five);
337	>	assertEquals(4, map.size());
338	>	assertFalse(map.containsKey(five));
339		}
340
341		/**
#	Line 357 | Line 354 | public class TreeMapTest extends JSR166T
354
355		Map.Entry e4 = map.lowerEntry(zero);
356		assertNull(e4);
360	–
357		}
358
359		/**
#	Line 376 | Line 372 | public class TreeMapTest extends JSR166T
372
373		Map.Entry e4 = map.higherEntry(six);
374		assertNull(e4);
379	–
375		}
376
377		/**
#	Line 395 | Line 390 | public class TreeMapTest extends JSR166T
390
391		Map.Entry e4 = map.floorEntry(zero);
392		assertNull(e4);
398	–
393		}
394
395		/**
#	Line 414 | Line 408 | public class TreeMapTest extends JSR166T
408
409		Map.Entry e4 = map.ceilingEntry(six);
410		assertNull(e4);
417	–
411		}
412
420	–
413		/**
414		* lowerKey returns preceding element
415		*/
#	Line 434 | Line 426 | public class TreeMapTest extends JSR166T
426
427		Object e4 = q.lowerKey(zero);
428		assertNull(e4);
437	–
429		}
430
431		/**
#	Line 453 | Line 444 | public class TreeMapTest extends JSR166T
444
445		Object e4 = q.higherKey(six);
446		assertNull(e4);
456	–
447		}
448
449		/**
#	Line 472 | Line 462 | public class TreeMapTest extends JSR166T
462
463		Object e4 = q.floorKey(zero);
464		assertNull(e4);
475	–
465		}
466
467		/**
#	Line 491 | Line 480 | public class TreeMapTest extends JSR166T
480
481		Object e4 = q.ceilingKey(six);
482		assertNull(e4);
494	–
483		}
484
485		/**
#	Line 516 | Line 504 | public class TreeMapTest extends JSR166T
504		try {
505		e.setValue("A");
506		shouldThrow();
507	<	} catch (Exception ok) {
520	<	}
507	>	} catch (UnsupportedOperationException success) {}
508		e = map.pollFirstEntry();
509		assertNull(e);
510		}
#	Line 544 | Line 531 | public class TreeMapTest extends JSR166T
531		try {
532		e.setValue("E");
533		shouldThrow();
534	<	} catch (Exception ok) {
548	<	}
534	>	} catch (UnsupportedOperationException success) {}
535		e = map.pollLastEntry();
536		assertNull(e);
537		}
538
539		/**
540	<	*   size returns the correct values
540	>	* size returns the correct values
541		*/
542		public void testSize() {
543		TreeMap map = map5();
544		TreeMap empty = new TreeMap();
545	<	assertEquals(0, empty.size());
546	<	assertEquals(5, map.size());
545	>	assertEquals(0, empty.size());
546	>	assertEquals(5, map.size());
547		}
548
549		/**
#	Line 567 | Line 553 | public class TreeMapTest extends JSR166T
553		TreeMap map = map5();
554		String s = map.toString();
555		for (int i = 1; i <= 5; ++i) {
556	<	assertTrue(s.indexOf(String.valueOf(i)) >= 0);
556	>	assertTrue(s.contains(String.valueOf(i)));
557		}
558		}
559
#	Line 581 | Line 567 | public class TreeMapTest extends JSR166T
567		TreeMap c = map5();
568		c.get(null);
569		shouldThrow();
570	<	} catch(NullPointerException e){}
570	>	} catch (NullPointerException success) {}
571		}
572
573		/**
#	Line 592 | Line 578 | public class TreeMapTest extends JSR166T
578		TreeMap c = map5();
579		c.containsKey(null);
580		shouldThrow();
581	<	} catch(NullPointerException e){}
581	>	} catch (NullPointerException success) {}
582		}
583
584		/**
#	Line 604 | Line 590 | public class TreeMapTest extends JSR166T
590		c.put("sadsdf", "asdads");
591		c.remove(null);
592		shouldThrow();
593	<	} catch(NullPointerException e){}
593	>	} catch (NullPointerException success) {}
594		}
595
596		/**
597		* A deserialized map equals original
598		*/
599	<	public void testSerialization() {
600	<	TreeMap q = map5();
601	<
602	<	try {
603	<	ByteArrayOutputStream bout = new ByteArrayOutputStream(10000);
604	<	ObjectOutputStream out = new ObjectOutputStream(new BufferedOutputStream(bout));
605	<	out.writeObject(q);
606	<	out.close();
607	<
622	<	ByteArrayInputStream bin = new ByteArrayInputStream(bout.toByteArray());
623	<	ObjectInputStream in = new ObjectInputStream(new BufferedInputStream(bin));
624	<	TreeMap r = (TreeMap)in.readObject();
625	<	assertEquals(q.size(), r.size());
626	<	assertTrue(q.equals(r));
627	<	assertTrue(r.equals(q));
628	<	} catch(Exception e){
629	<	e.printStackTrace();
630	<	unexpectedException();
631	<	}
599	>	public void testSerialization() throws Exception {
600	>	NavigableMap x = map5();
601	>	NavigableMap y = serialClone(x);
602	>
603	>	assertTrue(x != y);
604	>	assertEquals(x.size(), y.size());
605	>	assertEquals(x.toString(), y.toString());
606	>	assertEquals(x, y);
607	>	assertEquals(y, x);
608		}
609
610		/**
#	Line 667 | Line 643 | public class TreeMapTest extends JSR166T
643		assertEquals(1, sm.size());
644		assertEquals(three, sm.firstKey());
645		assertEquals(three, sm.lastKey());
646	<	assertTrue(sm.remove(three) != null);
646	>	assertEquals("C", sm.remove(three));
647		assertTrue(sm.isEmpty());
648		assertEquals(3, map.size());
649		}
#	Line 700 | Line 676 | public class TreeMapTest extends JSR166T
676		assertEquals(4, map.size());
677		assertEquals(0, sm.size());
678		assertTrue(sm.isEmpty());
679	<	assertTrue(sm.remove(three) == null);
679	>	assertSame(sm.remove(three), null);
680		assertEquals(4, map.size());
681		}
682
#	Line 782 | Line 758 | public class TreeMapTest extends JSR166T
758		NavigableMap ssm = sm.tailMap(four, true);
759		assertEquals(four, ssm.firstKey());
760		assertEquals(five, ssm.lastKey());
761	<	assertTrue(ssm.remove(four) != null);
761	>	assertEquals("D", ssm.remove(four));
762		assertEquals(1, ssm.size());
763		assertEquals(3, sm.size());
764		assertEquals(4, map.size());
#	Line 794 | Line 770 | public class TreeMapTest extends JSR166T
770		/**
771		* Submaps of submaps subdivide correctly
772		*/
773	<	public void testRecursiveSubMaps() {
774	<	int mapSize = 1000;
775	<	Class cl = TreeMap.class;
773	>	public void testRecursiveSubMaps() throws Exception {
774	>	int mapSize = expensiveTests ? 1000 : 100;
775	>	Class cl = TreeMap.class;
776		NavigableMap<Integer, Integer> map = newMap(cl);
777		bs = new BitSet(mapSize);
778
#	Line 812 | Line 788 | public class TreeMapTest extends JSR166T
788		0, mapSize - 1, true);
789		}
790
791	<	static NavigableMap<Integer, Integer> newMap(Class cl) {
792	<	NavigableMap<Integer, Integer> result = null;
793	<	try {
794	<	result = (NavigableMap<Integer, Integer>) cl.newInstance();
819	<	} catch(Exception e) {
820	<	fail();
821	<	}
822	<	assertEquals(result.size(), 0);
791	>	static NavigableMap<Integer, Integer> newMap(Class cl) throws Exception {
792	>	NavigableMap<Integer, Integer> result
793	>	= (NavigableMap<Integer, Integer>) cl.newInstance();
794	>	assertEquals(0, result.size());
795		assertFalse(result.keySet().iterator().hasNext());
796		return result;
797		}
#	Line 841 | Line 813 | public class TreeMapTest extends JSR166T
813		}
814
815		// Remove a bunch of entries with iterator
816	<	for(Iterator<Integer> it = map.keySet().iterator(); it.hasNext(); ) {
816	>	for (Iterator<Integer> it = map.keySet().iterator(); it.hasNext(); ) {
817		if (rnd.nextBoolean()) {
818		bs.clear(it.next());
819		it.remove();
#	Line 866 | Line 838 | public class TreeMapTest extends JSR166T
838		}
839
840		// Remove a bunch of entries with iterator
841	<	for(Iterator<Integer> it = map.keySet().iterator(); it.hasNext(); ) {
841	>	for (Iterator<Integer> it = map.keySet().iterator(); it.hasNext(); ) {
842		if (rnd.nextBoolean()) {
843		bs.clear(it.next());
844		it.remove();
#	Line 881 | Line 853 | public class TreeMapTest extends JSR166T
853		} else {
854		try {
855		map.put(key, 2 * key);
856	<	fail();
857	<	} catch(IllegalArgumentException e) {
886	<	// expected
887	<	}
856	>	shouldThrow();
857	>	} catch (IllegalArgumentException success) {}
858		}
859		}
860		}
#	Line 982 | Line 952 | public class TreeMapTest extends JSR166T
952		*/
953		void check(NavigableMap<Integer, Integer> map,
954		final int min, final int max, final boolean ascending) {
955	<	class ReferenceSet {
955	>	class ReferenceSet {
956		int lower(int key) {
957		return ascending ? lowerAscending(key) : higherAscending(key);
958		}
#	Line 1013 | Line 983 | public class TreeMapTest extends JSR166T
983		// BitSet should support this! Test would run much faster
984		while (key >= min) {
985		if (bs.get(key))
986	<	return(key);
986	>	return key;
987		key--;
988		}
989		return -1;
#	Line 1079 | Line 1049 | public class TreeMapTest extends JSR166T
1049		assertEq(rs.last(),  -1);
1050		try {
1051		map.firstKey();
1052	<	fail();
1053	<	} catch(NoSuchElementException e) {
1084	<	// expected
1085	<	}
1052	>	shouldThrow();
1053	>	} catch (NoSuchElementException success) {}
1054		try {
1055		map.lastKey();
1056	<	fail();
1057	<	} catch(NoSuchElementException e) {
1090	<	// expected
1091	<	}
1056	>	shouldThrow();
1057	>	} catch (NoSuchElementException success) {}
1058		}
1059		}
1060

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