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* http://creativecommons.org/publicdomain/zero/1.0/ |
5 |
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*/ |
6 |
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|
7 |
< |
import junit.framework.*; |
8 |
< |
import java.util.*; |
9 |
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import java.util.concurrent.*; |
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< |
import java.io.*; |
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> |
import java.util.ArrayList; |
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> |
import java.util.Arrays; |
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> |
import java.util.BitSet; |
10 |
> |
import java.util.Collection; |
11 |
> |
import java.util.Iterator; |
12 |
> |
import java.util.Map; |
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> |
import java.util.NavigableMap; |
14 |
> |
import java.util.NavigableSet; |
15 |
> |
import java.util.NoSuchElementException; |
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> |
import java.util.Random; |
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> |
import java.util.Set; |
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> |
import java.util.concurrent.ConcurrentSkipListMap; |
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|
20 |
> |
import junit.framework.Test; |
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|
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public class ConcurrentSkipListMapTest extends JSR166TestCase { |
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public static void main(String[] args) { |
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< |
junit.textui.TestRunner.run(suite()); |
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> |
main(suite(), args); |
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} |
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public static Test suite() { |
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< |
return new TestSuite(ConcurrentSkipListMapTest.class); |
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> |
class Implementation implements MapImplementation { |
28 |
> |
public Class<?> klazz() { return ConcurrentSkipListMap.class; } |
29 |
> |
public Map emptyMap() { return new ConcurrentSkipListMap(); } |
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public Object makeKey(int i) { return i; } |
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> |
public Object makeValue(int i) { return i; } |
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> |
public boolean isConcurrent() { return true; } |
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> |
public boolean permitsNullKeys() { return false; } |
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> |
public boolean permitsNullValues() { return false; } |
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> |
public boolean supportsSetValue() { return false; } |
36 |
> |
} |
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> |
return newTestSuite( |
38 |
> |
ConcurrentSkipListMapTest.class, |
39 |
> |
MapTest.testSuite(new Implementation())); |
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} |
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|
42 |
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/** |
43 |
< |
* Create a map from Integers 1-5 to Strings "A"-"E". |
43 |
> |
* Returns a new map from Integers 1-5 to Strings "A"-"E". |
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*/ |
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private static ConcurrentSkipListMap map5() { |
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ConcurrentSkipListMap map = new ConcurrentSkipListMap(); |
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public void testClear() { |
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ConcurrentSkipListMap map = map5(); |
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map.clear(); |
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< |
assertEquals(map.size(), 0); |
64 |
> |
assertEquals(0, map.size()); |
65 |
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} |
66 |
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|
67 |
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/** |
68 |
< |
* |
68 |
> |
* copy constructor creates map equal to source map |
69 |
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*/ |
70 |
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public void testConstructFromSorted() { |
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ConcurrentSkipListMap map = map5(); |
141 |
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assertEquals(five, map.lastKey()); |
142 |
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} |
143 |
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|
122 |
– |
|
144 |
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/** |
145 |
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* keySet.toArray returns contains all keys |
146 |
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*/ |
197 |
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last = k; |
198 |
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++count; |
199 |
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} |
200 |
< |
assertEquals(count ,5); |
200 |
> |
assertEquals(5, count); |
201 |
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} |
202 |
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|
203 |
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/** |
216 |
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last = k; |
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++count; |
218 |
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} |
219 |
< |
assertEquals(count ,5); |
219 |
> |
assertEquals(5, count); |
220 |
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} |
221 |
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|
222 |
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/** |
235 |
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last = k; |
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++count; |
237 |
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} |
238 |
< |
assertEquals(count, 5); |
238 |
> |
assertEquals(5, count); |
239 |
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} |
240 |
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|
241 |
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/** |
254 |
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last = k; |
255 |
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++count; |
256 |
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} |
257 |
< |
assertEquals(count, 5); |
257 |
> |
assertEquals(5, count); |
258 |
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} |
259 |
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|
260 |
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/** |
403 |
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assertEquals("Z", map.get(one)); |
404 |
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} |
405 |
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|
385 |
– |
|
406 |
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/** |
407 |
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* replace value fails when the given key not mapped to expected value |
408 |
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*/ |
423 |
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assertEquals("Z", map.get(one)); |
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} |
425 |
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|
406 |
– |
|
426 |
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/** |
427 |
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* remove removes the correct key-value pair from the map |
428 |
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*/ |
524 |
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* lowerEntry, higherEntry, ceilingEntry, and floorEntry return |
525 |
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* immutable entries |
526 |
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*/ |
527 |
< |
public void testEntryImmutablity() { |
527 |
> |
public void testEntryImmutability() { |
528 |
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ConcurrentSkipListMap map = map5(); |
529 |
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Map.Entry e = map.lowerEntry(three); |
530 |
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assertEquals(two, e.getKey()); |
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} catch (UnsupportedOperationException success) {} |
553 |
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} |
554 |
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|
536 |
– |
|
537 |
– |
|
555 |
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/** |
556 |
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* lowerKey returns preceding element |
557 |
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*/ |
695 |
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ConcurrentSkipListMap map = map5(); |
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String s = map.toString(); |
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for (int i = 1; i <= 5; ++i) { |
698 |
< |
assertTrue(s.indexOf(String.valueOf(i)) >= 0); |
698 |
> |
assertTrue(s.contains(String.valueOf(i))); |
699 |
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} |
700 |
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} |
701 |
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|
705 |
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* get(null) of nonempty map throws NPE |
706 |
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*/ |
707 |
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public void testGet_NullPointerException() { |
708 |
+ |
ConcurrentSkipListMap c = map5(); |
709 |
|
try { |
692 |
– |
ConcurrentSkipListMap c = map5(); |
710 |
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c.get(null); |
711 |
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shouldThrow(); |
712 |
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} catch (NullPointerException success) {} |
716 |
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* containsKey(null) of nonempty map throws NPE |
717 |
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*/ |
718 |
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public void testContainsKey_NullPointerException() { |
719 |
+ |
ConcurrentSkipListMap c = map5(); |
720 |
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try { |
703 |
– |
ConcurrentSkipListMap c = map5(); |
721 |
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c.containsKey(null); |
722 |
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shouldThrow(); |
723 |
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} catch (NullPointerException success) {} |
727 |
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* containsValue(null) throws NPE |
728 |
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*/ |
729 |
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public void testContainsValue_NullPointerException() { |
730 |
+ |
ConcurrentSkipListMap c = new ConcurrentSkipListMap(); |
731 |
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try { |
714 |
– |
ConcurrentSkipListMap c = new ConcurrentSkipListMap(); |
732 |
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c.containsValue(null); |
733 |
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shouldThrow(); |
734 |
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} catch (NullPointerException success) {} |
735 |
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} |
736 |
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|
720 |
– |
|
737 |
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/** |
738 |
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* put(null,x) throws NPE |
739 |
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*/ |
740 |
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public void testPut1_NullPointerException() { |
741 |
+ |
ConcurrentSkipListMap c = map5(); |
742 |
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try { |
726 |
– |
ConcurrentSkipListMap c = map5(); |
743 |
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c.put(null, "whatever"); |
744 |
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shouldThrow(); |
745 |
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} catch (NullPointerException success) {} |
749 |
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* putIfAbsent(null, x) throws NPE |
750 |
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*/ |
751 |
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public void testPutIfAbsent1_NullPointerException() { |
752 |
+ |
ConcurrentSkipListMap c = map5(); |
753 |
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try { |
737 |
– |
ConcurrentSkipListMap c = map5(); |
754 |
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c.putIfAbsent(null, "whatever"); |
755 |
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shouldThrow(); |
756 |
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} catch (NullPointerException success) {} |
760 |
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* replace(null, x) throws NPE |
761 |
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*/ |
762 |
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public void testReplace_NullPointerException() { |
763 |
+ |
ConcurrentSkipListMap c = map5(); |
764 |
|
try { |
748 |
– |
ConcurrentSkipListMap c = map5(); |
765 |
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c.replace(null, "whatever"); |
766 |
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shouldThrow(); |
767 |
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} catch (NullPointerException success) {} |
771 |
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* replace(null, x, y) throws NPE |
772 |
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*/ |
773 |
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public void testReplaceValue_NullPointerException() { |
774 |
+ |
ConcurrentSkipListMap c = map5(); |
775 |
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try { |
759 |
– |
ConcurrentSkipListMap c = map5(); |
776 |
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c.replace(null, one, "whatever"); |
777 |
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shouldThrow(); |
778 |
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} catch (NullPointerException success) {} |
782 |
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* remove(null) throws NPE |
783 |
|
*/ |
784 |
|
public void testRemove1_NullPointerException() { |
785 |
+ |
ConcurrentSkipListMap c = new ConcurrentSkipListMap(); |
786 |
+ |
c.put("sadsdf", "asdads"); |
787 |
|
try { |
770 |
– |
ConcurrentSkipListMap c = new ConcurrentSkipListMap(); |
771 |
– |
c.put("sadsdf", "asdads"); |
788 |
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c.remove(null); |
789 |
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shouldThrow(); |
790 |
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} catch (NullPointerException success) {} |
794 |
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* remove(null, x) throws NPE |
795 |
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*/ |
796 |
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public void testRemove2_NullPointerException() { |
797 |
+ |
ConcurrentSkipListMap c = new ConcurrentSkipListMap(); |
798 |
+ |
c.put("sadsdf", "asdads"); |
799 |
|
try { |
782 |
– |
ConcurrentSkipListMap c = new ConcurrentSkipListMap(); |
783 |
– |
c.put("sadsdf", "asdads"); |
800 |
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c.remove(null, "whatever"); |
801 |
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shouldThrow(); |
802 |
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} catch (NullPointerException success) {} |
812 |
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} |
813 |
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|
814 |
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/** |
815 |
< |
* A deserialized map equals original |
815 |
> |
* A cloned map equals original |
816 |
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*/ |
817 |
< |
public void testSerialization() throws Exception { |
818 |
< |
ConcurrentSkipListMap q = map5(); |
817 |
> |
public void testClone() { |
818 |
> |
ConcurrentSkipListMap x = map5(); |
819 |
> |
ConcurrentSkipListMap y = x.clone(); |
820 |
|
|
821 |
< |
ByteArrayOutputStream bout = new ByteArrayOutputStream(10000); |
822 |
< |
ObjectOutputStream out = new ObjectOutputStream(new BufferedOutputStream(bout)); |
823 |
< |
out.writeObject(q); |
824 |
< |
out.close(); |
825 |
< |
|
826 |
< |
ByteArrayInputStream bin = new ByteArrayInputStream(bout.toByteArray()); |
827 |
< |
ObjectInputStream in = new ObjectInputStream(new BufferedInputStream(bin)); |
828 |
< |
ConcurrentSkipListMap r = (ConcurrentSkipListMap)in.readObject(); |
812 |
< |
assertEquals(q.size(), r.size()); |
813 |
< |
assertTrue(q.equals(r)); |
814 |
< |
assertTrue(r.equals(q)); |
821 |
> |
assertNotSame(x, y); |
822 |
> |
assertEquals(x.size(), y.size()); |
823 |
> |
assertEquals(x.toString(), y.toString()); |
824 |
> |
assertEquals(x, y); |
825 |
> |
assertEquals(y, x); |
826 |
> |
y.clear(); |
827 |
> |
assertTrue(y.isEmpty()); |
828 |
> |
assertFalse(x.equals(y)); |
829 |
|
} |
830 |
|
|
831 |
+ |
/** |
832 |
+ |
* A deserialized/reserialized map equals original |
833 |
+ |
*/ |
834 |
+ |
public void testSerialization() throws Exception { |
835 |
+ |
NavigableMap x = map5(); |
836 |
+ |
NavigableMap y = serialClone(x); |
837 |
|
|
838 |
+ |
assertNotSame(x, y); |
839 |
+ |
assertEquals(x.size(), y.size()); |
840 |
+ |
assertEquals(x.toString(), y.toString()); |
841 |
+ |
assertEquals(x, y); |
842 |
+ |
assertEquals(y, x); |
843 |
+ |
y.clear(); |
844 |
+ |
assertTrue(y.isEmpty()); |
845 |
+ |
assertFalse(x.equals(y)); |
846 |
+ |
} |
847 |
|
|
848 |
|
/** |
849 |
|
* subMap returns map with keys in requested range |
1028 |
|
|
1029 |
|
static NavigableMap<Integer, Integer> newMap(Class cl) throws Exception { |
1030 |
|
NavigableMap<Integer, Integer> result = |
1031 |
< |
(NavigableMap<Integer, Integer>) cl.newInstance(); |
1032 |
< |
assertEquals(result.size(), 0); |
1031 |
> |
(NavigableMap<Integer, Integer>) cl.getConstructor().newInstance(); |
1032 |
> |
assertEquals(0, result.size()); |
1033 |
|
assertFalse(result.keySet().iterator().hasNext()); |
1034 |
|
return result; |
1035 |
|
} |
1061 |
|
// Add entries till we're back to original size |
1062 |
|
while (map.size() < size) { |
1063 |
|
int key = min + rnd.nextInt(rangeSize); |
1064 |
< |
assertTrue(key >= min && key<= max); |
1064 |
> |
assertTrue(key >= min && key <= max); |
1065 |
|
put(map, key); |
1066 |
|
} |
1067 |
|
} |
1086 |
|
// Add entries till we're back to original size |
1087 |
|
while (map.size() < size) { |
1088 |
|
int key = min - 5 + rnd.nextInt(rangeSize + 10); |
1089 |
< |
if (key >= min && key<= max) { |
1089 |
> |
if (key >= min && key <= max) { |
1090 |
|
put(map, key); |
1091 |
|
} else { |
1092 |
|
try { |
1256 |
|
if (bsContainsI) |
1257 |
|
size++; |
1258 |
|
} |
1259 |
< |
assertEquals(map.size(), size); |
1259 |
> |
assertEquals(size, map.size()); |
1260 |
|
|
1261 |
|
// Test contents using contains keySet iterator |
1262 |
|
int size2 = 0; |
1304 |
|
} |
1305 |
|
|
1306 |
|
static boolean eq(Integer i, int j) { |
1307 |
< |
return i == null ? j == -1 : i == j; |
1307 |
> |
return (i == null) ? j == -1 : i == j; |
1308 |
|
} |
1309 |
|
|
1310 |
|
} |