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/publicdomain/zero/1.0/ |
5 |
*/ |
6 |
|
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import junit.framework.*; |
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import java.util.*; |
9 |
import java.util.concurrent.*; |
10 |
import java.io.*; |
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|
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public class ConcurrentSkipListSubMapTest extends JSR166TestCase { |
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public static void main(String[] args) { |
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junit.textui.TestRunner.run(suite()); |
15 |
} |
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public static Test suite() { |
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return new TestSuite(ConcurrentSkipListSubMapTest.class); |
18 |
} |
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|
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/** |
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* Create a map from Integers 1-5 to Strings "A"-"E". |
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*/ |
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private static ConcurrentNavigableMap map5() { |
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ConcurrentSkipListMap map = new ConcurrentSkipListMap(); |
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assertTrue(map.isEmpty()); |
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map.put(zero, "Z"); |
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map.put(one, "A"); |
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map.put(five, "E"); |
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map.put(three, "C"); |
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map.put(two, "B"); |
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map.put(four, "D"); |
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map.put(seven, "F"); |
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assertFalse(map.isEmpty()); |
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assertEquals(7, map.size()); |
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return map.subMap(one, true, seven, false); |
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} |
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|
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/** |
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* Create a map from Integers -5 to -1 to Strings "A"-"E". |
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*/ |
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private static ConcurrentNavigableMap dmap5() { |
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ConcurrentSkipListMap map = new ConcurrentSkipListMap(); |
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assertTrue(map.isEmpty()); |
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map.put(m1, "A"); |
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map.put(m5, "E"); |
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map.put(m3, "C"); |
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map.put(m2, "B"); |
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map.put(m4, "D"); |
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assertFalse(map.isEmpty()); |
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assertEquals(5, map.size()); |
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return map.descendingMap(); |
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} |
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|
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private static ConcurrentNavigableMap map0() { |
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ConcurrentSkipListMap map = new ConcurrentSkipListMap(); |
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assertTrue(map.isEmpty()); |
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return map.tailMap(one, true); |
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} |
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|
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private static ConcurrentNavigableMap dmap0() { |
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ConcurrentSkipListMap map = new ConcurrentSkipListMap(); |
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assertTrue(map.isEmpty()); |
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return map; |
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} |
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|
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/** |
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* clear removes all pairs |
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*/ |
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public void testClear() { |
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ConcurrentNavigableMap map = map5(); |
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map.clear(); |
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assertEquals(map.size(), 0); |
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} |
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|
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/** |
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* Maps with same contents are equal |
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*/ |
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public void testEquals() { |
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ConcurrentNavigableMap map1 = map5(); |
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ConcurrentNavigableMap map2 = map5(); |
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assertEquals(map1, map2); |
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assertEquals(map2, map1); |
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map1.clear(); |
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assertFalse(map1.equals(map2)); |
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assertFalse(map2.equals(map1)); |
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} |
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|
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/** |
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* containsKey returns true for contained key |
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*/ |
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public void testContainsKey() { |
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ConcurrentNavigableMap map = map5(); |
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assertTrue(map.containsKey(one)); |
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assertFalse(map.containsKey(zero)); |
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} |
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|
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/** |
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* containsValue returns true for held values |
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*/ |
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public void testContainsValue() { |
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ConcurrentNavigableMap map = map5(); |
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assertTrue(map.containsValue("A")); |
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assertFalse(map.containsValue("Z")); |
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} |
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|
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/** |
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* get returns the correct element at the given key, |
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* or null if not present |
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*/ |
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public void testGet() { |
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ConcurrentNavigableMap map = map5(); |
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assertEquals("A", (String)map.get(one)); |
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ConcurrentNavigableMap empty = map0(); |
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assertNull(empty.get(one)); |
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} |
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|
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/** |
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* isEmpty is true of empty map and false for non-empty |
119 |
*/ |
120 |
public void testIsEmpty() { |
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ConcurrentNavigableMap empty = map0(); |
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ConcurrentNavigableMap map = map5(); |
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assertTrue(empty.isEmpty()); |
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assertFalse(map.isEmpty()); |
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} |
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|
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/** |
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* firstKey returns first key |
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*/ |
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public void testFirstKey() { |
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ConcurrentNavigableMap map = map5(); |
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assertEquals(one, map.firstKey()); |
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} |
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|
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/** |
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* lastKey returns last key |
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*/ |
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public void testLastKey() { |
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ConcurrentNavigableMap map = map5(); |
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assertEquals(five, map.lastKey()); |
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} |
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|
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/** |
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* keySet returns a Set containing all the keys |
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*/ |
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public void testKeySet() { |
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ConcurrentNavigableMap map = map5(); |
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Set s = map.keySet(); |
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assertEquals(5, s.size()); |
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assertTrue(s.contains(one)); |
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assertTrue(s.contains(two)); |
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assertTrue(s.contains(three)); |
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assertTrue(s.contains(four)); |
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assertTrue(s.contains(five)); |
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} |
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|
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/** |
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* keySet is ordered |
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*/ |
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public void testKeySetOrder() { |
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ConcurrentNavigableMap map = map5(); |
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Set s = map.keySet(); |
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Iterator i = s.iterator(); |
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Integer last = (Integer)i.next(); |
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assertEquals(last, one); |
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while (i.hasNext()) { |
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Integer k = (Integer)i.next(); |
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assertTrue(last.compareTo(k) < 0); |
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last = k; |
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} |
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} |
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|
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/** |
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* values collection contains all values |
175 |
*/ |
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public void testValues() { |
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ConcurrentNavigableMap map = map5(); |
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Collection s = map.values(); |
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assertEquals(5, s.size()); |
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assertTrue(s.contains("A")); |
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assertTrue(s.contains("B")); |
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assertTrue(s.contains("C")); |
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assertTrue(s.contains("D")); |
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assertTrue(s.contains("E")); |
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} |
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|
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/** |
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* keySet.toArray returns contains all keys |
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*/ |
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public void testKeySetToArray() { |
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ConcurrentNavigableMap map = map5(); |
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Set s = map.keySet(); |
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Object[] ar = s.toArray(); |
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assertTrue(s.containsAll(Arrays.asList(ar))); |
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assertEquals(5, ar.length); |
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ar[0] = m10; |
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assertFalse(s.containsAll(Arrays.asList(ar))); |
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} |
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|
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/** |
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* descendingkeySet.toArray returns contains all keys |
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*/ |
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public void testDescendingKeySetToArray() { |
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ConcurrentNavigableMap map = map5(); |
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Set s = map.descendingKeySet(); |
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Object[] ar = s.toArray(); |
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assertEquals(5, ar.length); |
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assertTrue(s.containsAll(Arrays.asList(ar))); |
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ar[0] = m10; |
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assertFalse(s.containsAll(Arrays.asList(ar))); |
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} |
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|
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/** |
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* Values.toArray contains all values |
215 |
*/ |
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public void testValuesToArray() { |
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ConcurrentNavigableMap map = map5(); |
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Collection v = map.values(); |
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Object[] ar = v.toArray(); |
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ArrayList s = new ArrayList(Arrays.asList(ar)); |
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assertEquals(5, ar.length); |
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assertTrue(s.contains("A")); |
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assertTrue(s.contains("B")); |
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assertTrue(s.contains("C")); |
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assertTrue(s.contains("D")); |
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assertTrue(s.contains("E")); |
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} |
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|
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/** |
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* entrySet contains all pairs |
231 |
*/ |
232 |
public void testEntrySet() { |
233 |
ConcurrentNavigableMap map = map5(); |
234 |
Set s = map.entrySet(); |
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assertEquals(5, s.size()); |
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Iterator it = s.iterator(); |
237 |
while (it.hasNext()) { |
238 |
Map.Entry e = (Map.Entry) it.next(); |
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assertTrue( |
240 |
(e.getKey().equals(one) && e.getValue().equals("A")) || |
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(e.getKey().equals(two) && e.getValue().equals("B")) || |
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(e.getKey().equals(three) && e.getValue().equals("C")) || |
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(e.getKey().equals(four) && e.getValue().equals("D")) || |
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(e.getKey().equals(five) && e.getValue().equals("E"))); |
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} |
246 |
} |
247 |
|
248 |
/** |
249 |
* putAll adds all key-value pairs from the given map |
250 |
*/ |
251 |
public void testPutAll() { |
252 |
ConcurrentNavigableMap empty = map0(); |
253 |
ConcurrentNavigableMap map = map5(); |
254 |
empty.putAll(map); |
255 |
assertEquals(5, empty.size()); |
256 |
assertTrue(empty.containsKey(one)); |
257 |
assertTrue(empty.containsKey(two)); |
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assertTrue(empty.containsKey(three)); |
259 |
assertTrue(empty.containsKey(four)); |
260 |
assertTrue(empty.containsKey(five)); |
261 |
} |
262 |
|
263 |
/** |
264 |
* putIfAbsent works when the given key is not present |
265 |
*/ |
266 |
public void testPutIfAbsent() { |
267 |
ConcurrentNavigableMap map = map5(); |
268 |
map.putIfAbsent(six, "Z"); |
269 |
assertTrue(map.containsKey(six)); |
270 |
} |
271 |
|
272 |
/** |
273 |
* putIfAbsent does not add the pair if the key is already present |
274 |
*/ |
275 |
public void testPutIfAbsent2() { |
276 |
ConcurrentNavigableMap map = map5(); |
277 |
assertEquals("A", map.putIfAbsent(one, "Z")); |
278 |
} |
279 |
|
280 |
/** |
281 |
* replace fails when the given key is not present |
282 |
*/ |
283 |
public void testReplace() { |
284 |
ConcurrentNavigableMap map = map5(); |
285 |
assertNull(map.replace(six, "Z")); |
286 |
assertFalse(map.containsKey(six)); |
287 |
} |
288 |
|
289 |
/** |
290 |
* replace succeeds if the key is already present |
291 |
*/ |
292 |
public void testReplace2() { |
293 |
ConcurrentNavigableMap map = map5(); |
294 |
assertNotNull(map.replace(one, "Z")); |
295 |
assertEquals("Z", map.get(one)); |
296 |
} |
297 |
|
298 |
/** |
299 |
* replace value fails when the given key not mapped to expected value |
300 |
*/ |
301 |
public void testReplaceValue() { |
302 |
ConcurrentNavigableMap map = map5(); |
303 |
assertEquals("A", map.get(one)); |
304 |
assertFalse(map.replace(one, "Z", "Z")); |
305 |
assertEquals("A", map.get(one)); |
306 |
} |
307 |
|
308 |
/** |
309 |
* replace value succeeds when the given key mapped to expected value |
310 |
*/ |
311 |
public void testReplaceValue2() { |
312 |
ConcurrentNavigableMap map = map5(); |
313 |
assertEquals("A", map.get(one)); |
314 |
assertTrue(map.replace(one, "A", "Z")); |
315 |
assertEquals("Z", map.get(one)); |
316 |
} |
317 |
|
318 |
/** |
319 |
* remove removes the correct key-value pair from the map |
320 |
*/ |
321 |
public void testRemove() { |
322 |
ConcurrentNavigableMap map = map5(); |
323 |
map.remove(five); |
324 |
assertEquals(4, map.size()); |
325 |
assertFalse(map.containsKey(five)); |
326 |
} |
327 |
|
328 |
/** |
329 |
* remove(key,value) removes only if pair present |
330 |
*/ |
331 |
public void testRemove2() { |
332 |
ConcurrentNavigableMap map = map5(); |
333 |
assertTrue(map.containsKey(five)); |
334 |
assertEquals("E", map.get(five)); |
335 |
map.remove(five, "E"); |
336 |
assertEquals(4, map.size()); |
337 |
assertFalse(map.containsKey(five)); |
338 |
map.remove(four, "A"); |
339 |
assertEquals(4, map.size()); |
340 |
assertTrue(map.containsKey(four)); |
341 |
} |
342 |
|
343 |
/** |
344 |
* lowerEntry returns preceding entry. |
345 |
*/ |
346 |
public void testLowerEntry() { |
347 |
ConcurrentNavigableMap map = map5(); |
348 |
Map.Entry e1 = map.lowerEntry(three); |
349 |
assertEquals(two, e1.getKey()); |
350 |
|
351 |
Map.Entry e2 = map.lowerEntry(six); |
352 |
assertEquals(five, e2.getKey()); |
353 |
|
354 |
Map.Entry e3 = map.lowerEntry(one); |
355 |
assertNull(e3); |
356 |
|
357 |
Map.Entry e4 = map.lowerEntry(zero); |
358 |
assertNull(e4); |
359 |
} |
360 |
|
361 |
/** |
362 |
* higherEntry returns next entry. |
363 |
*/ |
364 |
public void testHigherEntry() { |
365 |
ConcurrentNavigableMap map = map5(); |
366 |
Map.Entry e1 = map.higherEntry(three); |
367 |
assertEquals(four, e1.getKey()); |
368 |
|
369 |
Map.Entry e2 = map.higherEntry(zero); |
370 |
assertEquals(one, e2.getKey()); |
371 |
|
372 |
Map.Entry e3 = map.higherEntry(five); |
373 |
assertNull(e3); |
374 |
|
375 |
Map.Entry e4 = map.higherEntry(six); |
376 |
assertNull(e4); |
377 |
} |
378 |
|
379 |
/** |
380 |
* floorEntry returns preceding entry. |
381 |
*/ |
382 |
public void testFloorEntry() { |
383 |
ConcurrentNavigableMap map = map5(); |
384 |
Map.Entry e1 = map.floorEntry(three); |
385 |
assertEquals(three, e1.getKey()); |
386 |
|
387 |
Map.Entry e2 = map.floorEntry(six); |
388 |
assertEquals(five, e2.getKey()); |
389 |
|
390 |
Map.Entry e3 = map.floorEntry(one); |
391 |
assertEquals(one, e3.getKey()); |
392 |
|
393 |
Map.Entry e4 = map.floorEntry(zero); |
394 |
assertNull(e4); |
395 |
} |
396 |
|
397 |
/** |
398 |
* ceilingEntry returns next entry. |
399 |
*/ |
400 |
public void testCeilingEntry() { |
401 |
ConcurrentNavigableMap map = map5(); |
402 |
Map.Entry e1 = map.ceilingEntry(three); |
403 |
assertEquals(three, e1.getKey()); |
404 |
|
405 |
Map.Entry e2 = map.ceilingEntry(zero); |
406 |
assertEquals(one, e2.getKey()); |
407 |
|
408 |
Map.Entry e3 = map.ceilingEntry(five); |
409 |
assertEquals(five, e3.getKey()); |
410 |
|
411 |
Map.Entry e4 = map.ceilingEntry(six); |
412 |
assertNull(e4); |
413 |
} |
414 |
|
415 |
/** |
416 |
* pollFirstEntry returns entries in order |
417 |
*/ |
418 |
public void testPollFirstEntry() { |
419 |
ConcurrentNavigableMap map = map5(); |
420 |
Map.Entry e = map.pollFirstEntry(); |
421 |
assertEquals(one, e.getKey()); |
422 |
assertEquals("A", e.getValue()); |
423 |
e = map.pollFirstEntry(); |
424 |
assertEquals(two, e.getKey()); |
425 |
map.put(one, "A"); |
426 |
e = map.pollFirstEntry(); |
427 |
assertEquals(one, e.getKey()); |
428 |
assertEquals("A", e.getValue()); |
429 |
e = map.pollFirstEntry(); |
430 |
assertEquals(three, e.getKey()); |
431 |
map.remove(four); |
432 |
e = map.pollFirstEntry(); |
433 |
assertEquals(five, e.getKey()); |
434 |
try { |
435 |
e.setValue("A"); |
436 |
shouldThrow(); |
437 |
} catch (UnsupportedOperationException success) {} |
438 |
e = map.pollFirstEntry(); |
439 |
assertNull(e); |
440 |
} |
441 |
|
442 |
/** |
443 |
* pollLastEntry returns entries in order |
444 |
*/ |
445 |
public void testPollLastEntry() { |
446 |
ConcurrentNavigableMap map = map5(); |
447 |
Map.Entry e = map.pollLastEntry(); |
448 |
assertEquals(five, e.getKey()); |
449 |
assertEquals("E", e.getValue()); |
450 |
e = map.pollLastEntry(); |
451 |
assertEquals(four, e.getKey()); |
452 |
map.put(five, "E"); |
453 |
e = map.pollLastEntry(); |
454 |
assertEquals(five, e.getKey()); |
455 |
assertEquals("E", e.getValue()); |
456 |
e = map.pollLastEntry(); |
457 |
assertEquals(three, e.getKey()); |
458 |
map.remove(two); |
459 |
e = map.pollLastEntry(); |
460 |
assertEquals(one, e.getKey()); |
461 |
try { |
462 |
e.setValue("E"); |
463 |
shouldThrow(); |
464 |
} catch (UnsupportedOperationException success) {} |
465 |
e = map.pollLastEntry(); |
466 |
assertNull(e); |
467 |
} |
468 |
|
469 |
/** |
470 |
* size returns the correct values |
471 |
*/ |
472 |
public void testSize() { |
473 |
ConcurrentNavigableMap map = map5(); |
474 |
ConcurrentNavigableMap empty = map0(); |
475 |
assertEquals(0, empty.size()); |
476 |
assertEquals(5, map.size()); |
477 |
} |
478 |
|
479 |
/** |
480 |
* toString contains toString of elements |
481 |
*/ |
482 |
public void testToString() { |
483 |
ConcurrentNavigableMap map = map5(); |
484 |
String s = map.toString(); |
485 |
for (int i = 1; i <= 5; ++i) { |
486 |
assertTrue(s.contains(String.valueOf(i))); |
487 |
} |
488 |
} |
489 |
|
490 |
// Exception tests |
491 |
|
492 |
/** |
493 |
* get(null) of nonempty map throws NPE |
494 |
*/ |
495 |
public void testGet_NullPointerException() { |
496 |
try { |
497 |
ConcurrentNavigableMap c = map5(); |
498 |
c.get(null); |
499 |
shouldThrow(); |
500 |
} catch (NullPointerException success) {} |
501 |
} |
502 |
|
503 |
/** |
504 |
* containsKey(null) of nonempty map throws NPE |
505 |
*/ |
506 |
public void testContainsKey_NullPointerException() { |
507 |
try { |
508 |
ConcurrentNavigableMap c = map5(); |
509 |
c.containsKey(null); |
510 |
shouldThrow(); |
511 |
} catch (NullPointerException success) {} |
512 |
} |
513 |
|
514 |
/** |
515 |
* containsValue(null) throws NPE |
516 |
*/ |
517 |
public void testContainsValue_NullPointerException() { |
518 |
try { |
519 |
ConcurrentNavigableMap c = map0(); |
520 |
c.containsValue(null); |
521 |
shouldThrow(); |
522 |
} catch (NullPointerException success) {} |
523 |
} |
524 |
|
525 |
/** |
526 |
* put(null,x) throws NPE |
527 |
*/ |
528 |
public void testPut1_NullPointerException() { |
529 |
try { |
530 |
ConcurrentNavigableMap c = map5(); |
531 |
c.put(null, "whatever"); |
532 |
shouldThrow(); |
533 |
} catch (NullPointerException success) {} |
534 |
} |
535 |
|
536 |
/** |
537 |
* putIfAbsent(null, x) throws NPE |
538 |
*/ |
539 |
public void testPutIfAbsent1_NullPointerException() { |
540 |
try { |
541 |
ConcurrentNavigableMap c = map5(); |
542 |
c.putIfAbsent(null, "whatever"); |
543 |
shouldThrow(); |
544 |
} catch (NullPointerException success) {} |
545 |
} |
546 |
|
547 |
/** |
548 |
* replace(null, x) throws NPE |
549 |
*/ |
550 |
public void testReplace_NullPointerException() { |
551 |
try { |
552 |
ConcurrentNavigableMap c = map5(); |
553 |
c.replace(null, "whatever"); |
554 |
shouldThrow(); |
555 |
} catch (NullPointerException success) {} |
556 |
} |
557 |
|
558 |
/** |
559 |
* replace(null, x, y) throws NPE |
560 |
*/ |
561 |
public void testReplaceValue_NullPointerException() { |
562 |
try { |
563 |
ConcurrentNavigableMap c = map5(); |
564 |
c.replace(null, one, "whatever"); |
565 |
shouldThrow(); |
566 |
} catch (NullPointerException success) {} |
567 |
} |
568 |
|
569 |
/** |
570 |
* remove(null) throws NPE |
571 |
*/ |
572 |
public void testRemove1_NullPointerException() { |
573 |
try { |
574 |
ConcurrentNavigableMap c = map5(); |
575 |
c.remove(null); |
576 |
shouldThrow(); |
577 |
} catch (NullPointerException success) {} |
578 |
} |
579 |
|
580 |
/** |
581 |
* remove(null, x) throws NPE |
582 |
*/ |
583 |
public void testRemove2_NullPointerException() { |
584 |
try { |
585 |
ConcurrentNavigableMap c = map5(); |
586 |
c.remove(null, "whatever"); |
587 |
shouldThrow(); |
588 |
} catch (NullPointerException success) {} |
589 |
} |
590 |
|
591 |
/** |
592 |
* A deserialized map equals original |
593 |
*/ |
594 |
public void testSerialization() throws Exception { |
595 |
ConcurrentNavigableMap q = map5(); |
596 |
|
597 |
ByteArrayOutputStream bout = new ByteArrayOutputStream(10000); |
598 |
ObjectOutputStream out = new ObjectOutputStream(new BufferedOutputStream(bout)); |
599 |
out.writeObject(q); |
600 |
out.close(); |
601 |
|
602 |
ByteArrayInputStream bin = new ByteArrayInputStream(bout.toByteArray()); |
603 |
ObjectInputStream in = new ObjectInputStream(new BufferedInputStream(bin)); |
604 |
ConcurrentNavigableMap r = (ConcurrentNavigableMap)in.readObject(); |
605 |
assertEquals(q.size(), r.size()); |
606 |
assertTrue(q.equals(r)); |
607 |
assertTrue(r.equals(q)); |
608 |
} |
609 |
|
610 |
/** |
611 |
* subMap returns map with keys in requested range |
612 |
*/ |
613 |
public void testSubMapContents() { |
614 |
ConcurrentNavigableMap map = map5(); |
615 |
SortedMap sm = map.subMap(two, four); |
616 |
assertEquals(two, sm.firstKey()); |
617 |
assertEquals(three, sm.lastKey()); |
618 |
assertEquals(2, sm.size()); |
619 |
assertFalse(sm.containsKey(one)); |
620 |
assertTrue(sm.containsKey(two)); |
621 |
assertTrue(sm.containsKey(three)); |
622 |
assertFalse(sm.containsKey(four)); |
623 |
assertFalse(sm.containsKey(five)); |
624 |
Iterator i = sm.keySet().iterator(); |
625 |
Object k; |
626 |
k = (Integer)(i.next()); |
627 |
assertEquals(two, k); |
628 |
k = (Integer)(i.next()); |
629 |
assertEquals(three, k); |
630 |
assertFalse(i.hasNext()); |
631 |
Iterator j = sm.keySet().iterator(); |
632 |
j.next(); |
633 |
j.remove(); |
634 |
assertFalse(map.containsKey(two)); |
635 |
assertEquals(4, map.size()); |
636 |
assertEquals(1, sm.size()); |
637 |
assertEquals(three, sm.firstKey()); |
638 |
assertEquals(three, sm.lastKey()); |
639 |
assertEquals("C", sm.remove(three)); |
640 |
assertTrue(sm.isEmpty()); |
641 |
assertEquals(3, map.size()); |
642 |
} |
643 |
|
644 |
public void testSubMapContents2() { |
645 |
ConcurrentNavigableMap map = map5(); |
646 |
SortedMap sm = map.subMap(two, three); |
647 |
assertEquals(1, sm.size()); |
648 |
assertEquals(two, sm.firstKey()); |
649 |
assertEquals(two, sm.lastKey()); |
650 |
assertFalse(sm.containsKey(one)); |
651 |
assertTrue(sm.containsKey(two)); |
652 |
assertFalse(sm.containsKey(three)); |
653 |
assertFalse(sm.containsKey(four)); |
654 |
assertFalse(sm.containsKey(five)); |
655 |
Iterator i = sm.keySet().iterator(); |
656 |
Object k; |
657 |
k = (Integer)(i.next()); |
658 |
assertEquals(two, k); |
659 |
assertFalse(i.hasNext()); |
660 |
Iterator j = sm.keySet().iterator(); |
661 |
j.next(); |
662 |
j.remove(); |
663 |
assertFalse(map.containsKey(two)); |
664 |
assertEquals(4, map.size()); |
665 |
assertEquals(0, sm.size()); |
666 |
assertTrue(sm.isEmpty()); |
667 |
assertSame(sm.remove(three), null); |
668 |
assertEquals(4, map.size()); |
669 |
} |
670 |
|
671 |
/** |
672 |
* headMap returns map with keys in requested range |
673 |
*/ |
674 |
public void testHeadMapContents() { |
675 |
ConcurrentNavigableMap map = map5(); |
676 |
SortedMap sm = map.headMap(four); |
677 |
assertTrue(sm.containsKey(one)); |
678 |
assertTrue(sm.containsKey(two)); |
679 |
assertTrue(sm.containsKey(three)); |
680 |
assertFalse(sm.containsKey(four)); |
681 |
assertFalse(sm.containsKey(five)); |
682 |
Iterator i = sm.keySet().iterator(); |
683 |
Object k; |
684 |
k = (Integer)(i.next()); |
685 |
assertEquals(one, k); |
686 |
k = (Integer)(i.next()); |
687 |
assertEquals(two, k); |
688 |
k = (Integer)(i.next()); |
689 |
assertEquals(three, k); |
690 |
assertFalse(i.hasNext()); |
691 |
sm.clear(); |
692 |
assertTrue(sm.isEmpty()); |
693 |
assertEquals(2, map.size()); |
694 |
assertEquals(four, map.firstKey()); |
695 |
} |
696 |
|
697 |
/** |
698 |
* headMap returns map with keys in requested range |
699 |
*/ |
700 |
public void testTailMapContents() { |
701 |
ConcurrentNavigableMap map = map5(); |
702 |
SortedMap sm = map.tailMap(two); |
703 |
assertFalse(sm.containsKey(one)); |
704 |
assertTrue(sm.containsKey(two)); |
705 |
assertTrue(sm.containsKey(three)); |
706 |
assertTrue(sm.containsKey(four)); |
707 |
assertTrue(sm.containsKey(five)); |
708 |
Iterator i = sm.keySet().iterator(); |
709 |
Object k; |
710 |
k = (Integer)(i.next()); |
711 |
assertEquals(two, k); |
712 |
k = (Integer)(i.next()); |
713 |
assertEquals(three, k); |
714 |
k = (Integer)(i.next()); |
715 |
assertEquals(four, k); |
716 |
k = (Integer)(i.next()); |
717 |
assertEquals(five, k); |
718 |
assertFalse(i.hasNext()); |
719 |
|
720 |
Iterator ei = sm.entrySet().iterator(); |
721 |
Map.Entry e; |
722 |
e = (Map.Entry)(ei.next()); |
723 |
assertEquals(two, e.getKey()); |
724 |
assertEquals("B", e.getValue()); |
725 |
e = (Map.Entry)(ei.next()); |
726 |
assertEquals(three, e.getKey()); |
727 |
assertEquals("C", e.getValue()); |
728 |
e = (Map.Entry)(ei.next()); |
729 |
assertEquals(four, e.getKey()); |
730 |
assertEquals("D", e.getValue()); |
731 |
e = (Map.Entry)(ei.next()); |
732 |
assertEquals(five, e.getKey()); |
733 |
assertEquals("E", e.getValue()); |
734 |
assertFalse(i.hasNext()); |
735 |
|
736 |
SortedMap ssm = sm.tailMap(four); |
737 |
assertEquals(four, ssm.firstKey()); |
738 |
assertEquals(five, ssm.lastKey()); |
739 |
assertEquals("D", ssm.remove(four)); |
740 |
assertEquals(1, ssm.size()); |
741 |
assertEquals(3, sm.size()); |
742 |
assertEquals(4, map.size()); |
743 |
} |
744 |
|
745 |
/** |
746 |
* clear removes all pairs |
747 |
*/ |
748 |
public void testDescendingClear() { |
749 |
ConcurrentNavigableMap map = dmap5(); |
750 |
map.clear(); |
751 |
assertEquals(map.size(), 0); |
752 |
} |
753 |
|
754 |
/** |
755 |
* Maps with same contents are equal |
756 |
*/ |
757 |
public void testDescendingEquals() { |
758 |
ConcurrentNavigableMap map1 = dmap5(); |
759 |
ConcurrentNavigableMap map2 = dmap5(); |
760 |
assertEquals(map1, map2); |
761 |
assertEquals(map2, map1); |
762 |
map1.clear(); |
763 |
assertFalse(map1.equals(map2)); |
764 |
assertFalse(map2.equals(map1)); |
765 |
} |
766 |
|
767 |
/** |
768 |
* containsKey returns true for contained key |
769 |
*/ |
770 |
public void testDescendingContainsKey() { |
771 |
ConcurrentNavigableMap map = dmap5(); |
772 |
assertTrue(map.containsKey(m1)); |
773 |
assertFalse(map.containsKey(zero)); |
774 |
} |
775 |
|
776 |
/** |
777 |
* containsValue returns true for held values |
778 |
*/ |
779 |
public void testDescendingContainsValue() { |
780 |
ConcurrentNavigableMap map = dmap5(); |
781 |
assertTrue(map.containsValue("A")); |
782 |
assertFalse(map.containsValue("Z")); |
783 |
} |
784 |
|
785 |
/** |
786 |
* get returns the correct element at the given key, |
787 |
* or null if not present |
788 |
*/ |
789 |
public void testDescendingGet() { |
790 |
ConcurrentNavigableMap map = dmap5(); |
791 |
assertEquals("A", (String)map.get(m1)); |
792 |
ConcurrentNavigableMap empty = dmap0(); |
793 |
assertNull(empty.get(m1)); |
794 |
} |
795 |
|
796 |
/** |
797 |
* isEmpty is true of empty map and false for non-empty |
798 |
*/ |
799 |
public void testDescendingIsEmpty() { |
800 |
ConcurrentNavigableMap empty = dmap0(); |
801 |
ConcurrentNavigableMap map = dmap5(); |
802 |
assertTrue(empty.isEmpty()); |
803 |
assertFalse(map.isEmpty()); |
804 |
} |
805 |
|
806 |
/** |
807 |
* firstKey returns first key |
808 |
*/ |
809 |
public void testDescendingFirstKey() { |
810 |
ConcurrentNavigableMap map = dmap5(); |
811 |
assertEquals(m1, map.firstKey()); |
812 |
} |
813 |
|
814 |
/** |
815 |
* lastKey returns last key |
816 |
*/ |
817 |
public void testDescendingLastKey() { |
818 |
ConcurrentNavigableMap map = dmap5(); |
819 |
assertEquals(m5, map.lastKey()); |
820 |
} |
821 |
|
822 |
/** |
823 |
* keySet returns a Set containing all the keys |
824 |
*/ |
825 |
public void testDescendingKeySet() { |
826 |
ConcurrentNavigableMap map = dmap5(); |
827 |
Set s = map.keySet(); |
828 |
assertEquals(5, s.size()); |
829 |
assertTrue(s.contains(m1)); |
830 |
assertTrue(s.contains(m2)); |
831 |
assertTrue(s.contains(m3)); |
832 |
assertTrue(s.contains(m4)); |
833 |
assertTrue(s.contains(m5)); |
834 |
} |
835 |
|
836 |
/** |
837 |
* keySet is ordered |
838 |
*/ |
839 |
public void testDescendingKeySetOrder() { |
840 |
ConcurrentNavigableMap map = dmap5(); |
841 |
Set s = map.keySet(); |
842 |
Iterator i = s.iterator(); |
843 |
Integer last = (Integer)i.next(); |
844 |
assertEquals(last, m1); |
845 |
while (i.hasNext()) { |
846 |
Integer k = (Integer)i.next(); |
847 |
assertTrue(last.compareTo(k) > 0); |
848 |
last = k; |
849 |
} |
850 |
} |
851 |
|
852 |
/** |
853 |
* values collection contains all values |
854 |
*/ |
855 |
public void testDescendingValues() { |
856 |
ConcurrentNavigableMap map = dmap5(); |
857 |
Collection s = map.values(); |
858 |
assertEquals(5, s.size()); |
859 |
assertTrue(s.contains("A")); |
860 |
assertTrue(s.contains("B")); |
861 |
assertTrue(s.contains("C")); |
862 |
assertTrue(s.contains("D")); |
863 |
assertTrue(s.contains("E")); |
864 |
} |
865 |
|
866 |
/** |
867 |
* keySet.toArray returns contains all keys |
868 |
*/ |
869 |
public void testDescendingAscendingKeySetToArray() { |
870 |
ConcurrentNavigableMap map = dmap5(); |
871 |
Set s = map.keySet(); |
872 |
Object[] ar = s.toArray(); |
873 |
assertTrue(s.containsAll(Arrays.asList(ar))); |
874 |
assertEquals(5, ar.length); |
875 |
ar[0] = m10; |
876 |
assertFalse(s.containsAll(Arrays.asList(ar))); |
877 |
} |
878 |
|
879 |
/** |
880 |
* descendingkeySet.toArray returns contains all keys |
881 |
*/ |
882 |
public void testDescendingDescendingKeySetToArray() { |
883 |
ConcurrentNavigableMap map = dmap5(); |
884 |
Set s = map.descendingKeySet(); |
885 |
Object[] ar = s.toArray(); |
886 |
assertEquals(5, ar.length); |
887 |
assertTrue(s.containsAll(Arrays.asList(ar))); |
888 |
ar[0] = m10; |
889 |
assertFalse(s.containsAll(Arrays.asList(ar))); |
890 |
} |
891 |
|
892 |
/** |
893 |
* Values.toArray contains all values |
894 |
*/ |
895 |
public void testDescendingValuesToArray() { |
896 |
ConcurrentNavigableMap map = dmap5(); |
897 |
Collection v = map.values(); |
898 |
Object[] ar = v.toArray(); |
899 |
ArrayList s = new ArrayList(Arrays.asList(ar)); |
900 |
assertEquals(5, ar.length); |
901 |
assertTrue(s.contains("A")); |
902 |
assertTrue(s.contains("B")); |
903 |
assertTrue(s.contains("C")); |
904 |
assertTrue(s.contains("D")); |
905 |
assertTrue(s.contains("E")); |
906 |
} |
907 |
|
908 |
/** |
909 |
* entrySet contains all pairs |
910 |
*/ |
911 |
public void testDescendingEntrySet() { |
912 |
ConcurrentNavigableMap map = dmap5(); |
913 |
Set s = map.entrySet(); |
914 |
assertEquals(5, s.size()); |
915 |
Iterator it = s.iterator(); |
916 |
while (it.hasNext()) { |
917 |
Map.Entry e = (Map.Entry) it.next(); |
918 |
assertTrue( |
919 |
(e.getKey().equals(m1) && e.getValue().equals("A")) || |
920 |
(e.getKey().equals(m2) && e.getValue().equals("B")) || |
921 |
(e.getKey().equals(m3) && e.getValue().equals("C")) || |
922 |
(e.getKey().equals(m4) && e.getValue().equals("D")) || |
923 |
(e.getKey().equals(m5) && e.getValue().equals("E"))); |
924 |
} |
925 |
} |
926 |
|
927 |
/** |
928 |
* putAll adds all key-value pairs from the given map |
929 |
*/ |
930 |
public void testDescendingPutAll() { |
931 |
ConcurrentNavigableMap empty = dmap0(); |
932 |
ConcurrentNavigableMap map = dmap5(); |
933 |
empty.putAll(map); |
934 |
assertEquals(5, empty.size()); |
935 |
assertTrue(empty.containsKey(m1)); |
936 |
assertTrue(empty.containsKey(m2)); |
937 |
assertTrue(empty.containsKey(m3)); |
938 |
assertTrue(empty.containsKey(m4)); |
939 |
assertTrue(empty.containsKey(m5)); |
940 |
} |
941 |
|
942 |
/** |
943 |
* putIfAbsent works when the given key is not present |
944 |
*/ |
945 |
public void testDescendingPutIfAbsent() { |
946 |
ConcurrentNavigableMap map = dmap5(); |
947 |
map.putIfAbsent(six, "Z"); |
948 |
assertTrue(map.containsKey(six)); |
949 |
} |
950 |
|
951 |
/** |
952 |
* putIfAbsent does not add the pair if the key is already present |
953 |
*/ |
954 |
public void testDescendingPutIfAbsent2() { |
955 |
ConcurrentNavigableMap map = dmap5(); |
956 |
assertEquals("A", map.putIfAbsent(m1, "Z")); |
957 |
} |
958 |
|
959 |
/** |
960 |
* replace fails when the given key is not present |
961 |
*/ |
962 |
public void testDescendingReplace() { |
963 |
ConcurrentNavigableMap map = dmap5(); |
964 |
assertNull(map.replace(six, "Z")); |
965 |
assertFalse(map.containsKey(six)); |
966 |
} |
967 |
|
968 |
/** |
969 |
* replace succeeds if the key is already present |
970 |
*/ |
971 |
public void testDescendingReplace2() { |
972 |
ConcurrentNavigableMap map = dmap5(); |
973 |
assertNotNull(map.replace(m1, "Z")); |
974 |
assertEquals("Z", map.get(m1)); |
975 |
} |
976 |
|
977 |
/** |
978 |
* replace value fails when the given key not mapped to expected value |
979 |
*/ |
980 |
public void testDescendingReplaceValue() { |
981 |
ConcurrentNavigableMap map = dmap5(); |
982 |
assertEquals("A", map.get(m1)); |
983 |
assertFalse(map.replace(m1, "Z", "Z")); |
984 |
assertEquals("A", map.get(m1)); |
985 |
} |
986 |
|
987 |
/** |
988 |
* replace value succeeds when the given key mapped to expected value |
989 |
*/ |
990 |
public void testDescendingReplaceValue2() { |
991 |
ConcurrentNavigableMap map = dmap5(); |
992 |
assertEquals("A", map.get(m1)); |
993 |
assertTrue(map.replace(m1, "A", "Z")); |
994 |
assertEquals("Z", map.get(m1)); |
995 |
} |
996 |
|
997 |
/** |
998 |
* remove removes the correct key-value pair from the map |
999 |
*/ |
1000 |
public void testDescendingRemove() { |
1001 |
ConcurrentNavigableMap map = dmap5(); |
1002 |
map.remove(m5); |
1003 |
assertEquals(4, map.size()); |
1004 |
assertFalse(map.containsKey(m5)); |
1005 |
} |
1006 |
|
1007 |
/** |
1008 |
* remove(key,value) removes only if pair present |
1009 |
*/ |
1010 |
public void testDescendingRemove2() { |
1011 |
ConcurrentNavigableMap map = dmap5(); |
1012 |
assertTrue(map.containsKey(m5)); |
1013 |
assertEquals("E", map.get(m5)); |
1014 |
map.remove(m5, "E"); |
1015 |
assertEquals(4, map.size()); |
1016 |
assertFalse(map.containsKey(m5)); |
1017 |
map.remove(m4, "A"); |
1018 |
assertEquals(4, map.size()); |
1019 |
assertTrue(map.containsKey(m4)); |
1020 |
} |
1021 |
|
1022 |
/** |
1023 |
* lowerEntry returns preceding entry. |
1024 |
*/ |
1025 |
public void testDescendingLowerEntry() { |
1026 |
ConcurrentNavigableMap map = dmap5(); |
1027 |
Map.Entry e1 = map.lowerEntry(m3); |
1028 |
assertEquals(m2, e1.getKey()); |
1029 |
|
1030 |
Map.Entry e2 = map.lowerEntry(m6); |
1031 |
assertEquals(m5, e2.getKey()); |
1032 |
|
1033 |
Map.Entry e3 = map.lowerEntry(m1); |
1034 |
assertNull(e3); |
1035 |
|
1036 |
Map.Entry e4 = map.lowerEntry(zero); |
1037 |
assertNull(e4); |
1038 |
} |
1039 |
|
1040 |
/** |
1041 |
* higherEntry returns next entry. |
1042 |
*/ |
1043 |
public void testDescendingHigherEntry() { |
1044 |
ConcurrentNavigableMap map = dmap5(); |
1045 |
Map.Entry e1 = map.higherEntry(m3); |
1046 |
assertEquals(m4, e1.getKey()); |
1047 |
|
1048 |
Map.Entry e2 = map.higherEntry(zero); |
1049 |
assertEquals(m1, e2.getKey()); |
1050 |
|
1051 |
Map.Entry e3 = map.higherEntry(m5); |
1052 |
assertNull(e3); |
1053 |
|
1054 |
Map.Entry e4 = map.higherEntry(m6); |
1055 |
assertNull(e4); |
1056 |
} |
1057 |
|
1058 |
/** |
1059 |
* floorEntry returns preceding entry. |
1060 |
*/ |
1061 |
public void testDescendingFloorEntry() { |
1062 |
ConcurrentNavigableMap map = dmap5(); |
1063 |
Map.Entry e1 = map.floorEntry(m3); |
1064 |
assertEquals(m3, e1.getKey()); |
1065 |
|
1066 |
Map.Entry e2 = map.floorEntry(m6); |
1067 |
assertEquals(m5, e2.getKey()); |
1068 |
|
1069 |
Map.Entry e3 = map.floorEntry(m1); |
1070 |
assertEquals(m1, e3.getKey()); |
1071 |
|
1072 |
Map.Entry e4 = map.floorEntry(zero); |
1073 |
assertNull(e4); |
1074 |
} |
1075 |
|
1076 |
/** |
1077 |
* ceilingEntry returns next entry. |
1078 |
*/ |
1079 |
public void testDescendingCeilingEntry() { |
1080 |
ConcurrentNavigableMap map = dmap5(); |
1081 |
Map.Entry e1 = map.ceilingEntry(m3); |
1082 |
assertEquals(m3, e1.getKey()); |
1083 |
|
1084 |
Map.Entry e2 = map.ceilingEntry(zero); |
1085 |
assertEquals(m1, e2.getKey()); |
1086 |
|
1087 |
Map.Entry e3 = map.ceilingEntry(m5); |
1088 |
assertEquals(m5, e3.getKey()); |
1089 |
|
1090 |
Map.Entry e4 = map.ceilingEntry(m6); |
1091 |
assertNull(e4); |
1092 |
} |
1093 |
|
1094 |
/** |
1095 |
* pollFirstEntry returns entries in order |
1096 |
*/ |
1097 |
public void testDescendingPollFirstEntry() { |
1098 |
ConcurrentNavigableMap map = dmap5(); |
1099 |
Map.Entry e = map.pollFirstEntry(); |
1100 |
assertEquals(m1, e.getKey()); |
1101 |
assertEquals("A", e.getValue()); |
1102 |
e = map.pollFirstEntry(); |
1103 |
assertEquals(m2, e.getKey()); |
1104 |
map.put(m1, "A"); |
1105 |
e = map.pollFirstEntry(); |
1106 |
assertEquals(m1, e.getKey()); |
1107 |
assertEquals("A", e.getValue()); |
1108 |
e = map.pollFirstEntry(); |
1109 |
assertEquals(m3, e.getKey()); |
1110 |
map.remove(m4); |
1111 |
e = map.pollFirstEntry(); |
1112 |
assertEquals(m5, e.getKey()); |
1113 |
try { |
1114 |
e.setValue("A"); |
1115 |
shouldThrow(); |
1116 |
} catch (UnsupportedOperationException success) {} |
1117 |
e = map.pollFirstEntry(); |
1118 |
assertNull(e); |
1119 |
} |
1120 |
|
1121 |
/** |
1122 |
* pollLastEntry returns entries in order |
1123 |
*/ |
1124 |
public void testDescendingPollLastEntry() { |
1125 |
ConcurrentNavigableMap map = dmap5(); |
1126 |
Map.Entry e = map.pollLastEntry(); |
1127 |
assertEquals(m5, e.getKey()); |
1128 |
assertEquals("E", e.getValue()); |
1129 |
e = map.pollLastEntry(); |
1130 |
assertEquals(m4, e.getKey()); |
1131 |
map.put(m5, "E"); |
1132 |
e = map.pollLastEntry(); |
1133 |
assertEquals(m5, e.getKey()); |
1134 |
assertEquals("E", e.getValue()); |
1135 |
e = map.pollLastEntry(); |
1136 |
assertEquals(m3, e.getKey()); |
1137 |
map.remove(m2); |
1138 |
e = map.pollLastEntry(); |
1139 |
assertEquals(m1, e.getKey()); |
1140 |
try { |
1141 |
e.setValue("E"); |
1142 |
shouldThrow(); |
1143 |
} catch (UnsupportedOperationException success) {} |
1144 |
e = map.pollLastEntry(); |
1145 |
assertNull(e); |
1146 |
} |
1147 |
|
1148 |
/** |
1149 |
* size returns the correct values |
1150 |
*/ |
1151 |
public void testDescendingSize() { |
1152 |
ConcurrentNavigableMap map = dmap5(); |
1153 |
ConcurrentNavigableMap empty = dmap0(); |
1154 |
assertEquals(0, empty.size()); |
1155 |
assertEquals(5, map.size()); |
1156 |
} |
1157 |
|
1158 |
/** |
1159 |
* toString contains toString of elements |
1160 |
*/ |
1161 |
public void testDescendingToString() { |
1162 |
ConcurrentNavigableMap map = dmap5(); |
1163 |
String s = map.toString(); |
1164 |
for (int i = 1; i <= 5; ++i) { |
1165 |
assertTrue(s.contains(String.valueOf(i))); |
1166 |
} |
1167 |
} |
1168 |
|
1169 |
// Exception testDescendings |
1170 |
|
1171 |
/** |
1172 |
* get(null) of empty map throws NPE |
1173 |
*/ |
1174 |
public void testDescendingGet_NullPointerException() { |
1175 |
try { |
1176 |
ConcurrentNavigableMap c = dmap5(); |
1177 |
c.get(null); |
1178 |
shouldThrow(); |
1179 |
} catch (NullPointerException success) {} |
1180 |
} |
1181 |
|
1182 |
/** |
1183 |
* containsKey(null) of empty map throws NPE |
1184 |
*/ |
1185 |
public void testDescendingContainsKey_NullPointerException() { |
1186 |
try { |
1187 |
ConcurrentNavigableMap c = dmap5(); |
1188 |
c.containsKey(null); |
1189 |
shouldThrow(); |
1190 |
} catch (NullPointerException success) {} |
1191 |
} |
1192 |
|
1193 |
/** |
1194 |
* containsValue(null) throws NPE |
1195 |
*/ |
1196 |
public void testDescendingContainsValue_NullPointerException() { |
1197 |
try { |
1198 |
ConcurrentNavigableMap c = dmap0(); |
1199 |
c.containsValue(null); |
1200 |
shouldThrow(); |
1201 |
} catch (NullPointerException success) {} |
1202 |
} |
1203 |
|
1204 |
/** |
1205 |
* put(null,x) throws NPE |
1206 |
*/ |
1207 |
public void testDescendingPut1_NullPointerException() { |
1208 |
try { |
1209 |
ConcurrentNavigableMap c = dmap5(); |
1210 |
c.put(null, "whatever"); |
1211 |
shouldThrow(); |
1212 |
} catch (NullPointerException success) {} |
1213 |
} |
1214 |
|
1215 |
/** |
1216 |
* putIfAbsent(null, x) throws NPE |
1217 |
*/ |
1218 |
public void testDescendingPutIfAbsent1_NullPointerException() { |
1219 |
try { |
1220 |
ConcurrentNavigableMap c = dmap5(); |
1221 |
c.putIfAbsent(null, "whatever"); |
1222 |
shouldThrow(); |
1223 |
} catch (NullPointerException success) {} |
1224 |
} |
1225 |
|
1226 |
/** |
1227 |
* replace(null, x) throws NPE |
1228 |
*/ |
1229 |
public void testDescendingReplace_NullPointerException() { |
1230 |
try { |
1231 |
ConcurrentNavigableMap c = dmap5(); |
1232 |
c.replace(null, "whatever"); |
1233 |
shouldThrow(); |
1234 |
} catch (NullPointerException success) {} |
1235 |
} |
1236 |
|
1237 |
/** |
1238 |
* replace(null, x, y) throws NPE |
1239 |
*/ |
1240 |
public void testDescendingReplaceValue_NullPointerException() { |
1241 |
try { |
1242 |
ConcurrentNavigableMap c = dmap5(); |
1243 |
c.replace(null, m1, "whatever"); |
1244 |
shouldThrow(); |
1245 |
} catch (NullPointerException success) {} |
1246 |
} |
1247 |
|
1248 |
/** |
1249 |
* remove(null) throws NPE |
1250 |
*/ |
1251 |
public void testDescendingRemove1_NullPointerException() { |
1252 |
try { |
1253 |
ConcurrentNavigableMap c = dmap5(); |
1254 |
c.remove(null); |
1255 |
shouldThrow(); |
1256 |
} catch (NullPointerException success) {} |
1257 |
} |
1258 |
|
1259 |
/** |
1260 |
* remove(null, x) throws NPE |
1261 |
*/ |
1262 |
public void testDescendingRemove2_NullPointerException() { |
1263 |
try { |
1264 |
ConcurrentNavigableMap c = dmap5(); |
1265 |
c.remove(null, "whatever"); |
1266 |
shouldThrow(); |
1267 |
} catch (NullPointerException success) {} |
1268 |
} |
1269 |
|
1270 |
/** |
1271 |
* A deserialized map equals original |
1272 |
*/ |
1273 |
public void testDescendingSerialization() throws Exception { |
1274 |
ConcurrentNavigableMap q = dmap5(); |
1275 |
|
1276 |
ByteArrayOutputStream bout = new ByteArrayOutputStream(10000); |
1277 |
ObjectOutputStream out = new ObjectOutputStream(new BufferedOutputStream(bout)); |
1278 |
out.writeObject(q); |
1279 |
out.close(); |
1280 |
|
1281 |
ByteArrayInputStream bin = new ByteArrayInputStream(bout.toByteArray()); |
1282 |
ObjectInputStream in = new ObjectInputStream(new BufferedInputStream(bin)); |
1283 |
ConcurrentNavigableMap r = (ConcurrentNavigableMap)in.readObject(); |
1284 |
assertEquals(q.size(), r.size()); |
1285 |
assertTrue(q.equals(r)); |
1286 |
assertTrue(r.equals(q)); |
1287 |
} |
1288 |
|
1289 |
/** |
1290 |
* subMap returns map with keys in requested range |
1291 |
*/ |
1292 |
public void testDescendingSubMapContents() { |
1293 |
ConcurrentNavigableMap map = dmap5(); |
1294 |
SortedMap sm = map.subMap(m2, m4); |
1295 |
assertEquals(m2, sm.firstKey()); |
1296 |
assertEquals(m3, sm.lastKey()); |
1297 |
assertEquals(2, sm.size()); |
1298 |
assertFalse(sm.containsKey(m1)); |
1299 |
assertTrue(sm.containsKey(m2)); |
1300 |
assertTrue(sm.containsKey(m3)); |
1301 |
assertFalse(sm.containsKey(m4)); |
1302 |
assertFalse(sm.containsKey(m5)); |
1303 |
Iterator i = sm.keySet().iterator(); |
1304 |
Object k; |
1305 |
k = (Integer)(i.next()); |
1306 |
assertEquals(m2, k); |
1307 |
k = (Integer)(i.next()); |
1308 |
assertEquals(m3, k); |
1309 |
assertFalse(i.hasNext()); |
1310 |
Iterator j = sm.keySet().iterator(); |
1311 |
j.next(); |
1312 |
j.remove(); |
1313 |
assertFalse(map.containsKey(m2)); |
1314 |
assertEquals(4, map.size()); |
1315 |
assertEquals(1, sm.size()); |
1316 |
assertEquals(m3, sm.firstKey()); |
1317 |
assertEquals(m3, sm.lastKey()); |
1318 |
assertEquals("C", sm.remove(m3)); |
1319 |
assertTrue(sm.isEmpty()); |
1320 |
assertEquals(3, map.size()); |
1321 |
} |
1322 |
|
1323 |
public void testDescendingSubMapContents2() { |
1324 |
ConcurrentNavigableMap map = dmap5(); |
1325 |
SortedMap sm = map.subMap(m2, m3); |
1326 |
assertEquals(1, sm.size()); |
1327 |
assertEquals(m2, sm.firstKey()); |
1328 |
assertEquals(m2, sm.lastKey()); |
1329 |
assertFalse(sm.containsKey(m1)); |
1330 |
assertTrue(sm.containsKey(m2)); |
1331 |
assertFalse(sm.containsKey(m3)); |
1332 |
assertFalse(sm.containsKey(m4)); |
1333 |
assertFalse(sm.containsKey(m5)); |
1334 |
Iterator i = sm.keySet().iterator(); |
1335 |
Object k; |
1336 |
k = (Integer)(i.next()); |
1337 |
assertEquals(m2, k); |
1338 |
assertFalse(i.hasNext()); |
1339 |
Iterator j = sm.keySet().iterator(); |
1340 |
j.next(); |
1341 |
j.remove(); |
1342 |
assertFalse(map.containsKey(m2)); |
1343 |
assertEquals(4, map.size()); |
1344 |
assertEquals(0, sm.size()); |
1345 |
assertTrue(sm.isEmpty()); |
1346 |
assertSame(sm.remove(m3), null); |
1347 |
assertEquals(4, map.size()); |
1348 |
} |
1349 |
|
1350 |
/** |
1351 |
* headMap returns map with keys in requested range |
1352 |
*/ |
1353 |
public void testDescendingHeadMapContents() { |
1354 |
ConcurrentNavigableMap map = dmap5(); |
1355 |
SortedMap sm = map.headMap(m4); |
1356 |
assertTrue(sm.containsKey(m1)); |
1357 |
assertTrue(sm.containsKey(m2)); |
1358 |
assertTrue(sm.containsKey(m3)); |
1359 |
assertFalse(sm.containsKey(m4)); |
1360 |
assertFalse(sm.containsKey(m5)); |
1361 |
Iterator i = sm.keySet().iterator(); |
1362 |
Object k; |
1363 |
k = (Integer)(i.next()); |
1364 |
assertEquals(m1, k); |
1365 |
k = (Integer)(i.next()); |
1366 |
assertEquals(m2, k); |
1367 |
k = (Integer)(i.next()); |
1368 |
assertEquals(m3, k); |
1369 |
assertFalse(i.hasNext()); |
1370 |
sm.clear(); |
1371 |
assertTrue(sm.isEmpty()); |
1372 |
assertEquals(2, map.size()); |
1373 |
assertEquals(m4, map.firstKey()); |
1374 |
} |
1375 |
|
1376 |
/** |
1377 |
* headMap returns map with keys in requested range |
1378 |
*/ |
1379 |
public void testDescendingTailMapContents() { |
1380 |
ConcurrentNavigableMap map = dmap5(); |
1381 |
SortedMap sm = map.tailMap(m2); |
1382 |
assertFalse(sm.containsKey(m1)); |
1383 |
assertTrue(sm.containsKey(m2)); |
1384 |
assertTrue(sm.containsKey(m3)); |
1385 |
assertTrue(sm.containsKey(m4)); |
1386 |
assertTrue(sm.containsKey(m5)); |
1387 |
Iterator i = sm.keySet().iterator(); |
1388 |
Object k; |
1389 |
k = (Integer)(i.next()); |
1390 |
assertEquals(m2, k); |
1391 |
k = (Integer)(i.next()); |
1392 |
assertEquals(m3, k); |
1393 |
k = (Integer)(i.next()); |
1394 |
assertEquals(m4, k); |
1395 |
k = (Integer)(i.next()); |
1396 |
assertEquals(m5, k); |
1397 |
assertFalse(i.hasNext()); |
1398 |
|
1399 |
Iterator ei = sm.entrySet().iterator(); |
1400 |
Map.Entry e; |
1401 |
e = (Map.Entry)(ei.next()); |
1402 |
assertEquals(m2, e.getKey()); |
1403 |
assertEquals("B", e.getValue()); |
1404 |
e = (Map.Entry)(ei.next()); |
1405 |
assertEquals(m3, e.getKey()); |
1406 |
assertEquals("C", e.getValue()); |
1407 |
e = (Map.Entry)(ei.next()); |
1408 |
assertEquals(m4, e.getKey()); |
1409 |
assertEquals("D", e.getValue()); |
1410 |
e = (Map.Entry)(ei.next()); |
1411 |
assertEquals(m5, e.getKey()); |
1412 |
assertEquals("E", e.getValue()); |
1413 |
assertFalse(i.hasNext()); |
1414 |
|
1415 |
SortedMap ssm = sm.tailMap(m4); |
1416 |
assertEquals(m4, ssm.firstKey()); |
1417 |
assertEquals(m5, ssm.lastKey()); |
1418 |
assertEquals("D", ssm.remove(m4)); |
1419 |
assertEquals(1, ssm.size()); |
1420 |
assertEquals(3, sm.size()); |
1421 |
assertEquals(4, map.size()); |
1422 |
} |
1423 |
|
1424 |
} |