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/* |
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* Written by Doug Lea with assistance from members of JCP JSR-166 |
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* Expert Group and released to the public domain, as explained at |
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* http://creativecommons.org/licenses/publicdomain |
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*/ |
6 |
|
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import junit.framework.*; |
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import java.util.*; |
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import java.util.concurrent.*; |
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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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/** |
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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 |
120 |
*/ |
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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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/** |
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* keySet returns a Set containing all the keys |
147 |
*/ |
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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 |
161 |
*/ |
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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; |
172 |
} |
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} |
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|
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/** |
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* values collection contains all values |
177 |
*/ |
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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 |
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*/ |
218 |
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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} |
230 |
|
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|
232 |
/** |
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* entrySet contains all pairs |
234 |
*/ |
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public void testEntrySet() { |
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ConcurrentNavigableMap map = map5(); |
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Set s = map.entrySet(); |
238 |
assertEquals(5, s.size()); |
239 |
Iterator it = s.iterator(); |
240 |
while (it.hasNext()) { |
241 |
Map.Entry e = (Map.Entry) it.next(); |
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assertTrue( |
243 |
(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"))); |
248 |
} |
249 |
} |
250 |
|
251 |
/** |
252 |
* putAll adds all key-value pairs from the given map |
253 |
*/ |
254 |
public void testPutAll() { |
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ConcurrentNavigableMap empty = map0(); |
256 |
ConcurrentNavigableMap map = map5(); |
257 |
empty.putAll(map); |
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assertEquals(5, empty.size()); |
259 |
assertTrue(empty.containsKey(one)); |
260 |
assertTrue(empty.containsKey(two)); |
261 |
assertTrue(empty.containsKey(three)); |
262 |
assertTrue(empty.containsKey(four)); |
263 |
assertTrue(empty.containsKey(five)); |
264 |
} |
265 |
|
266 |
/** |
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* putIfAbsent works when the given key is not present |
268 |
*/ |
269 |
public void testPutIfAbsent() { |
270 |
ConcurrentNavigableMap map = map5(); |
271 |
map.putIfAbsent(six, "Z"); |
272 |
assertTrue(map.containsKey(six)); |
273 |
} |
274 |
|
275 |
/** |
276 |
* putIfAbsent does not add the pair if the key is already present |
277 |
*/ |
278 |
public void testPutIfAbsent2() { |
279 |
ConcurrentNavigableMap map = map5(); |
280 |
assertEquals("A", map.putIfAbsent(one, "Z")); |
281 |
} |
282 |
|
283 |
/** |
284 |
* replace fails when the given key is not present |
285 |
*/ |
286 |
public void testReplace() { |
287 |
ConcurrentNavigableMap map = map5(); |
288 |
assertNull(map.replace(six, "Z")); |
289 |
assertFalse(map.containsKey(six)); |
290 |
} |
291 |
|
292 |
/** |
293 |
* replace succeeds if the key is already present |
294 |
*/ |
295 |
public void testReplace2() { |
296 |
ConcurrentNavigableMap map = map5(); |
297 |
assertNotNull(map.replace(one, "Z")); |
298 |
assertEquals("Z", map.get(one)); |
299 |
} |
300 |
|
301 |
|
302 |
/** |
303 |
* replace value fails when the given key not mapped to expected value |
304 |
*/ |
305 |
public void testReplaceValue() { |
306 |
ConcurrentNavigableMap map = map5(); |
307 |
assertEquals("A", map.get(one)); |
308 |
assertFalse(map.replace(one, "Z", "Z")); |
309 |
assertEquals("A", map.get(one)); |
310 |
} |
311 |
|
312 |
/** |
313 |
* replace value succeeds when the given key mapped to expected value |
314 |
*/ |
315 |
public void testReplaceValue2() { |
316 |
ConcurrentNavigableMap map = map5(); |
317 |
assertEquals("A", map.get(one)); |
318 |
assertTrue(map.replace(one, "A", "Z")); |
319 |
assertEquals("Z", map.get(one)); |
320 |
} |
321 |
|
322 |
|
323 |
/** |
324 |
* remove removes the correct key-value pair from the map |
325 |
*/ |
326 |
public void testRemove() { |
327 |
ConcurrentNavigableMap map = map5(); |
328 |
map.remove(five); |
329 |
assertEquals(4, map.size()); |
330 |
assertFalse(map.containsKey(five)); |
331 |
} |
332 |
|
333 |
/** |
334 |
* remove(key,value) removes only if pair present |
335 |
*/ |
336 |
public void testRemove2() { |
337 |
ConcurrentNavigableMap map = map5(); |
338 |
assertTrue(map.containsKey(five)); |
339 |
assertEquals("E", map.get(five)); |
340 |
map.remove(five, "E"); |
341 |
assertEquals(4, map.size()); |
342 |
assertFalse(map.containsKey(five)); |
343 |
map.remove(four, "A"); |
344 |
assertEquals(4, map.size()); |
345 |
assertTrue(map.containsKey(four)); |
346 |
} |
347 |
|
348 |
/** |
349 |
* lowerEntry returns preceding entry. |
350 |
*/ |
351 |
public void testLowerEntry() { |
352 |
ConcurrentNavigableMap map = map5(); |
353 |
Map.Entry e1 = map.lowerEntry(three); |
354 |
assertEquals(two, e1.getKey()); |
355 |
|
356 |
Map.Entry e2 = map.lowerEntry(six); |
357 |
assertEquals(five, e2.getKey()); |
358 |
|
359 |
Map.Entry e3 = map.lowerEntry(one); |
360 |
assertNull(e3); |
361 |
|
362 |
Map.Entry e4 = map.lowerEntry(zero); |
363 |
assertNull(e4); |
364 |
} |
365 |
|
366 |
/** |
367 |
* higherEntry returns next entry. |
368 |
*/ |
369 |
public void testHigherEntry() { |
370 |
ConcurrentNavigableMap map = map5(); |
371 |
Map.Entry e1 = map.higherEntry(three); |
372 |
assertEquals(four, e1.getKey()); |
373 |
|
374 |
Map.Entry e2 = map.higherEntry(zero); |
375 |
assertEquals(one, e2.getKey()); |
376 |
|
377 |
Map.Entry e3 = map.higherEntry(five); |
378 |
assertNull(e3); |
379 |
|
380 |
Map.Entry e4 = map.higherEntry(six); |
381 |
assertNull(e4); |
382 |
} |
383 |
|
384 |
/** |
385 |
* floorEntry returns preceding entry. |
386 |
*/ |
387 |
public void testFloorEntry() { |
388 |
ConcurrentNavigableMap map = map5(); |
389 |
Map.Entry e1 = map.floorEntry(three); |
390 |
assertEquals(three, e1.getKey()); |
391 |
|
392 |
Map.Entry e2 = map.floorEntry(six); |
393 |
assertEquals(five, e2.getKey()); |
394 |
|
395 |
Map.Entry e3 = map.floorEntry(one); |
396 |
assertEquals(one, e3.getKey()); |
397 |
|
398 |
Map.Entry e4 = map.floorEntry(zero); |
399 |
assertNull(e4); |
400 |
} |
401 |
|
402 |
/** |
403 |
* ceilingEntry returns next entry. |
404 |
*/ |
405 |
public void testCeilingEntry() { |
406 |
ConcurrentNavigableMap map = map5(); |
407 |
Map.Entry e1 = map.ceilingEntry(three); |
408 |
assertEquals(three, e1.getKey()); |
409 |
|
410 |
Map.Entry e2 = map.ceilingEntry(zero); |
411 |
assertEquals(one, e2.getKey()); |
412 |
|
413 |
Map.Entry e3 = map.ceilingEntry(five); |
414 |
assertEquals(five, e3.getKey()); |
415 |
|
416 |
Map.Entry e4 = map.ceilingEntry(six); |
417 |
assertNull(e4); |
418 |
} |
419 |
|
420 |
/** |
421 |
* pollFirstEntry returns entries in order |
422 |
*/ |
423 |
public void testPollFirstEntry() { |
424 |
ConcurrentNavigableMap map = map5(); |
425 |
Map.Entry e = map.pollFirstEntry(); |
426 |
assertEquals(one, e.getKey()); |
427 |
assertEquals("A", e.getValue()); |
428 |
e = map.pollFirstEntry(); |
429 |
assertEquals(two, e.getKey()); |
430 |
map.put(one, "A"); |
431 |
e = map.pollFirstEntry(); |
432 |
assertEquals(one, e.getKey()); |
433 |
assertEquals("A", e.getValue()); |
434 |
e = map.pollFirstEntry(); |
435 |
assertEquals(three, e.getKey()); |
436 |
map.remove(four); |
437 |
e = map.pollFirstEntry(); |
438 |
assertEquals(five, e.getKey()); |
439 |
try { |
440 |
e.setValue("A"); |
441 |
shouldThrow(); |
442 |
} catch (UnsupportedOperationException success) {} |
443 |
e = map.pollFirstEntry(); |
444 |
assertNull(e); |
445 |
} |
446 |
|
447 |
/** |
448 |
* pollLastEntry returns entries in order |
449 |
*/ |
450 |
public void testPollLastEntry() { |
451 |
ConcurrentNavigableMap map = map5(); |
452 |
Map.Entry e = map.pollLastEntry(); |
453 |
assertEquals(five, e.getKey()); |
454 |
assertEquals("E", e.getValue()); |
455 |
e = map.pollLastEntry(); |
456 |
assertEquals(four, e.getKey()); |
457 |
map.put(five, "E"); |
458 |
e = map.pollLastEntry(); |
459 |
assertEquals(five, e.getKey()); |
460 |
assertEquals("E", e.getValue()); |
461 |
e = map.pollLastEntry(); |
462 |
assertEquals(three, e.getKey()); |
463 |
map.remove(two); |
464 |
e = map.pollLastEntry(); |
465 |
assertEquals(one, e.getKey()); |
466 |
try { |
467 |
e.setValue("E"); |
468 |
shouldThrow(); |
469 |
} catch (UnsupportedOperationException success) {} |
470 |
e = map.pollLastEntry(); |
471 |
assertNull(e); |
472 |
} |
473 |
|
474 |
/** |
475 |
* size returns the correct values |
476 |
*/ |
477 |
public void testSize() { |
478 |
ConcurrentNavigableMap map = map5(); |
479 |
ConcurrentNavigableMap empty = map0(); |
480 |
assertEquals(0, empty.size()); |
481 |
assertEquals(5, map.size()); |
482 |
} |
483 |
|
484 |
/** |
485 |
* toString contains toString of elements |
486 |
*/ |
487 |
public void testToString() { |
488 |
ConcurrentNavigableMap map = map5(); |
489 |
String s = map.toString(); |
490 |
for (int i = 1; i <= 5; ++i) { |
491 |
assertTrue(s.indexOf(String.valueOf(i)) >= 0); |
492 |
} |
493 |
} |
494 |
|
495 |
// Exception tests |
496 |
|
497 |
/** |
498 |
* get(null) of nonempty map throws NPE |
499 |
*/ |
500 |
public void testGet_NullPointerException() { |
501 |
try { |
502 |
ConcurrentNavigableMap c = map5(); |
503 |
c.get(null); |
504 |
shouldThrow(); |
505 |
} catch (NullPointerException success) {} |
506 |
} |
507 |
|
508 |
/** |
509 |
* containsKey(null) of nonempty map throws NPE |
510 |
*/ |
511 |
public void testContainsKey_NullPointerException() { |
512 |
try { |
513 |
ConcurrentNavigableMap c = map5(); |
514 |
c.containsKey(null); |
515 |
shouldThrow(); |
516 |
} catch (NullPointerException success) {} |
517 |
} |
518 |
|
519 |
/** |
520 |
* containsValue(null) throws NPE |
521 |
*/ |
522 |
public void testContainsValue_NullPointerException() { |
523 |
try { |
524 |
ConcurrentNavigableMap c = map0(); |
525 |
c.containsValue(null); |
526 |
shouldThrow(); |
527 |
} catch (NullPointerException success) {} |
528 |
} |
529 |
|
530 |
|
531 |
/** |
532 |
* put(null,x) throws NPE |
533 |
*/ |
534 |
public void testPut1_NullPointerException() { |
535 |
try { |
536 |
ConcurrentNavigableMap c = map5(); |
537 |
c.put(null, "whatever"); |
538 |
shouldThrow(); |
539 |
} catch (NullPointerException success) {} |
540 |
} |
541 |
|
542 |
/** |
543 |
* putIfAbsent(null, x) throws NPE |
544 |
*/ |
545 |
public void testPutIfAbsent1_NullPointerException() { |
546 |
try { |
547 |
ConcurrentNavigableMap c = map5(); |
548 |
c.putIfAbsent(null, "whatever"); |
549 |
shouldThrow(); |
550 |
} catch (NullPointerException success) {} |
551 |
} |
552 |
|
553 |
/** |
554 |
* replace(null, x) throws NPE |
555 |
*/ |
556 |
public void testReplace_NullPointerException() { |
557 |
try { |
558 |
ConcurrentNavigableMap c = map5(); |
559 |
c.replace(null, "whatever"); |
560 |
shouldThrow(); |
561 |
} catch (NullPointerException success) {} |
562 |
} |
563 |
|
564 |
/** |
565 |
* replace(null, x, y) throws NPE |
566 |
*/ |
567 |
public void testReplaceValue_NullPointerException() { |
568 |
try { |
569 |
ConcurrentNavigableMap c = map5(); |
570 |
c.replace(null, one, "whatever"); |
571 |
shouldThrow(); |
572 |
} catch (NullPointerException success) {} |
573 |
} |
574 |
|
575 |
/** |
576 |
* remove(null) throws NPE |
577 |
*/ |
578 |
public void testRemove1_NullPointerException() { |
579 |
try { |
580 |
ConcurrentNavigableMap c = map5(); |
581 |
c.remove(null); |
582 |
shouldThrow(); |
583 |
} catch (NullPointerException success) {} |
584 |
} |
585 |
|
586 |
/** |
587 |
* remove(null, x) throws NPE |
588 |
*/ |
589 |
public void testRemove2_NullPointerException() { |
590 |
try { |
591 |
ConcurrentNavigableMap c = map5(); |
592 |
c.remove(null, "whatever"); |
593 |
shouldThrow(); |
594 |
} catch (NullPointerException success) {} |
595 |
} |
596 |
|
597 |
/** |
598 |
* A deserialized map equals original |
599 |
*/ |
600 |
public void testSerialization() throws Exception { |
601 |
ConcurrentNavigableMap q = map5(); |
602 |
|
603 |
ByteArrayOutputStream bout = new ByteArrayOutputStream(10000); |
604 |
ObjectOutputStream out = new ObjectOutputStream(new BufferedOutputStream(bout)); |
605 |
out.writeObject(q); |
606 |
out.close(); |
607 |
|
608 |
ByteArrayInputStream bin = new ByteArrayInputStream(bout.toByteArray()); |
609 |
ObjectInputStream in = new ObjectInputStream(new BufferedInputStream(bin)); |
610 |
ConcurrentNavigableMap r = (ConcurrentNavigableMap)in.readObject(); |
611 |
assertEquals(q.size(), r.size()); |
612 |
assertTrue(q.equals(r)); |
613 |
assertTrue(r.equals(q)); |
614 |
} |
615 |
|
616 |
|
617 |
|
618 |
/** |
619 |
* subMap returns map with keys in requested range |
620 |
*/ |
621 |
public void testSubMapContents() { |
622 |
ConcurrentNavigableMap map = map5(); |
623 |
SortedMap sm = map.subMap(two, four); |
624 |
assertEquals(two, sm.firstKey()); |
625 |
assertEquals(three, sm.lastKey()); |
626 |
assertEquals(2, sm.size()); |
627 |
assertFalse(sm.containsKey(one)); |
628 |
assertTrue(sm.containsKey(two)); |
629 |
assertTrue(sm.containsKey(three)); |
630 |
assertFalse(sm.containsKey(four)); |
631 |
assertFalse(sm.containsKey(five)); |
632 |
Iterator i = sm.keySet().iterator(); |
633 |
Object k; |
634 |
k = (Integer)(i.next()); |
635 |
assertEquals(two, k); |
636 |
k = (Integer)(i.next()); |
637 |
assertEquals(three, k); |
638 |
assertFalse(i.hasNext()); |
639 |
Iterator j = sm.keySet().iterator(); |
640 |
j.next(); |
641 |
j.remove(); |
642 |
assertFalse(map.containsKey(two)); |
643 |
assertEquals(4, map.size()); |
644 |
assertEquals(1, sm.size()); |
645 |
assertEquals(three, sm.firstKey()); |
646 |
assertEquals(three, sm.lastKey()); |
647 |
assertEquals("C", sm.remove(three)); |
648 |
assertTrue(sm.isEmpty()); |
649 |
assertEquals(3, map.size()); |
650 |
} |
651 |
|
652 |
public void testSubMapContents2() { |
653 |
ConcurrentNavigableMap map = map5(); |
654 |
SortedMap sm = map.subMap(two, three); |
655 |
assertEquals(1, sm.size()); |
656 |
assertEquals(two, sm.firstKey()); |
657 |
assertEquals(two, sm.lastKey()); |
658 |
assertFalse(sm.containsKey(one)); |
659 |
assertTrue(sm.containsKey(two)); |
660 |
assertFalse(sm.containsKey(three)); |
661 |
assertFalse(sm.containsKey(four)); |
662 |
assertFalse(sm.containsKey(five)); |
663 |
Iterator i = sm.keySet().iterator(); |
664 |
Object k; |
665 |
k = (Integer)(i.next()); |
666 |
assertEquals(two, k); |
667 |
assertFalse(i.hasNext()); |
668 |
Iterator j = sm.keySet().iterator(); |
669 |
j.next(); |
670 |
j.remove(); |
671 |
assertFalse(map.containsKey(two)); |
672 |
assertEquals(4, map.size()); |
673 |
assertEquals(0, sm.size()); |
674 |
assertTrue(sm.isEmpty()); |
675 |
assertSame(sm.remove(three), null); |
676 |
assertEquals(4, map.size()); |
677 |
} |
678 |
|
679 |
/** |
680 |
* headMap returns map with keys in requested range |
681 |
*/ |
682 |
public void testHeadMapContents() { |
683 |
ConcurrentNavigableMap map = map5(); |
684 |
SortedMap sm = map.headMap(four); |
685 |
assertTrue(sm.containsKey(one)); |
686 |
assertTrue(sm.containsKey(two)); |
687 |
assertTrue(sm.containsKey(three)); |
688 |
assertFalse(sm.containsKey(four)); |
689 |
assertFalse(sm.containsKey(five)); |
690 |
Iterator i = sm.keySet().iterator(); |
691 |
Object k; |
692 |
k = (Integer)(i.next()); |
693 |
assertEquals(one, k); |
694 |
k = (Integer)(i.next()); |
695 |
assertEquals(two, k); |
696 |
k = (Integer)(i.next()); |
697 |
assertEquals(three, k); |
698 |
assertFalse(i.hasNext()); |
699 |
sm.clear(); |
700 |
assertTrue(sm.isEmpty()); |
701 |
assertEquals(2, map.size()); |
702 |
assertEquals(four, map.firstKey()); |
703 |
} |
704 |
|
705 |
/** |
706 |
* headMap returns map with keys in requested range |
707 |
*/ |
708 |
public void testTailMapContents() { |
709 |
ConcurrentNavigableMap map = map5(); |
710 |
SortedMap sm = map.tailMap(two); |
711 |
assertFalse(sm.containsKey(one)); |
712 |
assertTrue(sm.containsKey(two)); |
713 |
assertTrue(sm.containsKey(three)); |
714 |
assertTrue(sm.containsKey(four)); |
715 |
assertTrue(sm.containsKey(five)); |
716 |
Iterator i = sm.keySet().iterator(); |
717 |
Object k; |
718 |
k = (Integer)(i.next()); |
719 |
assertEquals(two, k); |
720 |
k = (Integer)(i.next()); |
721 |
assertEquals(three, k); |
722 |
k = (Integer)(i.next()); |
723 |
assertEquals(four, k); |
724 |
k = (Integer)(i.next()); |
725 |
assertEquals(five, k); |
726 |
assertFalse(i.hasNext()); |
727 |
|
728 |
Iterator ei = sm.entrySet().iterator(); |
729 |
Map.Entry e; |
730 |
e = (Map.Entry)(ei.next()); |
731 |
assertEquals(two, e.getKey()); |
732 |
assertEquals("B", e.getValue()); |
733 |
e = (Map.Entry)(ei.next()); |
734 |
assertEquals(three, e.getKey()); |
735 |
assertEquals("C", e.getValue()); |
736 |
e = (Map.Entry)(ei.next()); |
737 |
assertEquals(four, e.getKey()); |
738 |
assertEquals("D", e.getValue()); |
739 |
e = (Map.Entry)(ei.next()); |
740 |
assertEquals(five, e.getKey()); |
741 |
assertEquals("E", e.getValue()); |
742 |
assertFalse(i.hasNext()); |
743 |
|
744 |
SortedMap ssm = sm.tailMap(four); |
745 |
assertEquals(four, ssm.firstKey()); |
746 |
assertEquals(five, ssm.lastKey()); |
747 |
assertEquals("D", ssm.remove(four)); |
748 |
assertEquals(1, ssm.size()); |
749 |
assertEquals(3, sm.size()); |
750 |
assertEquals(4, map.size()); |
751 |
} |
752 |
|
753 |
/** |
754 |
* clear removes all pairs |
755 |
*/ |
756 |
public void testDescendingClear() { |
757 |
ConcurrentNavigableMap map = dmap5(); |
758 |
map.clear(); |
759 |
assertEquals(map.size(), 0); |
760 |
} |
761 |
|
762 |
|
763 |
/** |
764 |
* Maps with same contents are equal |
765 |
*/ |
766 |
public void testDescendingEquals() { |
767 |
ConcurrentNavigableMap map1 = dmap5(); |
768 |
ConcurrentNavigableMap map2 = dmap5(); |
769 |
assertEquals(map1, map2); |
770 |
assertEquals(map2, map1); |
771 |
map1.clear(); |
772 |
assertFalse(map1.equals(map2)); |
773 |
assertFalse(map2.equals(map1)); |
774 |
} |
775 |
|
776 |
/** |
777 |
* containsKey returns true for contained key |
778 |
*/ |
779 |
public void testDescendingContainsKey() { |
780 |
ConcurrentNavigableMap map = dmap5(); |
781 |
assertTrue(map.containsKey(m1)); |
782 |
assertFalse(map.containsKey(zero)); |
783 |
} |
784 |
|
785 |
/** |
786 |
* containsValue returns true for held values |
787 |
*/ |
788 |
public void testDescendingContainsValue() { |
789 |
ConcurrentNavigableMap map = dmap5(); |
790 |
assertTrue(map.containsValue("A")); |
791 |
assertFalse(map.containsValue("Z")); |
792 |
} |
793 |
|
794 |
/** |
795 |
* get returns the correct element at the given key, |
796 |
* or null if not present |
797 |
*/ |
798 |
public void testDescendingGet() { |
799 |
ConcurrentNavigableMap map = dmap5(); |
800 |
assertEquals("A", (String)map.get(m1)); |
801 |
ConcurrentNavigableMap empty = dmap0(); |
802 |
assertNull(empty.get(m1)); |
803 |
} |
804 |
|
805 |
/** |
806 |
* isEmpty is true of empty map and false for non-empty |
807 |
*/ |
808 |
public void testDescendingIsEmpty() { |
809 |
ConcurrentNavigableMap empty = dmap0(); |
810 |
ConcurrentNavigableMap map = dmap5(); |
811 |
assertTrue(empty.isEmpty()); |
812 |
assertFalse(map.isEmpty()); |
813 |
} |
814 |
|
815 |
/** |
816 |
* firstKey returns first key |
817 |
*/ |
818 |
public void testDescendingFirstKey() { |
819 |
ConcurrentNavigableMap map = dmap5(); |
820 |
assertEquals(m1, map.firstKey()); |
821 |
} |
822 |
|
823 |
/** |
824 |
* lastKey returns last key |
825 |
*/ |
826 |
public void testDescendingLastKey() { |
827 |
ConcurrentNavigableMap map = dmap5(); |
828 |
assertEquals(m5, map.lastKey()); |
829 |
} |
830 |
|
831 |
|
832 |
/** |
833 |
* keySet returns a Set containing all the keys |
834 |
*/ |
835 |
public void testDescendingKeySet() { |
836 |
ConcurrentNavigableMap map = dmap5(); |
837 |
Set s = map.keySet(); |
838 |
assertEquals(5, s.size()); |
839 |
assertTrue(s.contains(m1)); |
840 |
assertTrue(s.contains(m2)); |
841 |
assertTrue(s.contains(m3)); |
842 |
assertTrue(s.contains(m4)); |
843 |
assertTrue(s.contains(m5)); |
844 |
} |
845 |
|
846 |
/** |
847 |
* keySet is ordered |
848 |
*/ |
849 |
public void testDescendingKeySetOrder() { |
850 |
ConcurrentNavigableMap map = dmap5(); |
851 |
Set s = map.keySet(); |
852 |
Iterator i = s.iterator(); |
853 |
Integer last = (Integer)i.next(); |
854 |
assertEquals(last, m1); |
855 |
while (i.hasNext()) { |
856 |
Integer k = (Integer)i.next(); |
857 |
assertTrue(last.compareTo(k) > 0); |
858 |
last = k; |
859 |
} |
860 |
} |
861 |
|
862 |
/** |
863 |
* values collection contains all values |
864 |
*/ |
865 |
public void testDescendingValues() { |
866 |
ConcurrentNavigableMap map = dmap5(); |
867 |
Collection s = map.values(); |
868 |
assertEquals(5, s.size()); |
869 |
assertTrue(s.contains("A")); |
870 |
assertTrue(s.contains("B")); |
871 |
assertTrue(s.contains("C")); |
872 |
assertTrue(s.contains("D")); |
873 |
assertTrue(s.contains("E")); |
874 |
} |
875 |
|
876 |
/** |
877 |
* keySet.toArray returns contains all keys |
878 |
*/ |
879 |
public void testDescendingAscendingKeySetToArray() { |
880 |
ConcurrentNavigableMap map = dmap5(); |
881 |
Set s = map.keySet(); |
882 |
Object[] ar = s.toArray(); |
883 |
assertTrue(s.containsAll(Arrays.asList(ar))); |
884 |
assertEquals(5, ar.length); |
885 |
ar[0] = m10; |
886 |
assertFalse(s.containsAll(Arrays.asList(ar))); |
887 |
} |
888 |
|
889 |
/** |
890 |
* descendingkeySet.toArray returns contains all keys |
891 |
*/ |
892 |
public void testDescendingDescendingKeySetToArray() { |
893 |
ConcurrentNavigableMap map = dmap5(); |
894 |
Set s = map.descendingKeySet(); |
895 |
Object[] ar = s.toArray(); |
896 |
assertEquals(5, ar.length); |
897 |
assertTrue(s.containsAll(Arrays.asList(ar))); |
898 |
ar[0] = m10; |
899 |
assertFalse(s.containsAll(Arrays.asList(ar))); |
900 |
} |
901 |
|
902 |
/** |
903 |
* Values.toArray contains all values |
904 |
*/ |
905 |
public void testDescendingValuesToArray() { |
906 |
ConcurrentNavigableMap map = dmap5(); |
907 |
Collection v = map.values(); |
908 |
Object[] ar = v.toArray(); |
909 |
ArrayList s = new ArrayList(Arrays.asList(ar)); |
910 |
assertEquals(5, ar.length); |
911 |
assertTrue(s.contains("A")); |
912 |
assertTrue(s.contains("B")); |
913 |
assertTrue(s.contains("C")); |
914 |
assertTrue(s.contains("D")); |
915 |
assertTrue(s.contains("E")); |
916 |
} |
917 |
|
918 |
|
919 |
/** |
920 |
* entrySet contains all pairs |
921 |
*/ |
922 |
public void testDescendingEntrySet() { |
923 |
ConcurrentNavigableMap map = dmap5(); |
924 |
Set s = map.entrySet(); |
925 |
assertEquals(5, s.size()); |
926 |
Iterator it = s.iterator(); |
927 |
while (it.hasNext()) { |
928 |
Map.Entry e = (Map.Entry) it.next(); |
929 |
assertTrue( |
930 |
(e.getKey().equals(m1) && e.getValue().equals("A")) || |
931 |
(e.getKey().equals(m2) && e.getValue().equals("B")) || |
932 |
(e.getKey().equals(m3) && e.getValue().equals("C")) || |
933 |
(e.getKey().equals(m4) && e.getValue().equals("D")) || |
934 |
(e.getKey().equals(m5) && e.getValue().equals("E"))); |
935 |
} |
936 |
} |
937 |
|
938 |
/** |
939 |
* putAll adds all key-value pairs from the given map |
940 |
*/ |
941 |
public void testDescendingPutAll() { |
942 |
ConcurrentNavigableMap empty = dmap0(); |
943 |
ConcurrentNavigableMap map = dmap5(); |
944 |
empty.putAll(map); |
945 |
assertEquals(5, empty.size()); |
946 |
assertTrue(empty.containsKey(m1)); |
947 |
assertTrue(empty.containsKey(m2)); |
948 |
assertTrue(empty.containsKey(m3)); |
949 |
assertTrue(empty.containsKey(m4)); |
950 |
assertTrue(empty.containsKey(m5)); |
951 |
} |
952 |
|
953 |
/** |
954 |
* putIfAbsent works when the given key is not present |
955 |
*/ |
956 |
public void testDescendingPutIfAbsent() { |
957 |
ConcurrentNavigableMap map = dmap5(); |
958 |
map.putIfAbsent(six, "Z"); |
959 |
assertTrue(map.containsKey(six)); |
960 |
} |
961 |
|
962 |
/** |
963 |
* putIfAbsent does not add the pair if the key is already present |
964 |
*/ |
965 |
public void testDescendingPutIfAbsent2() { |
966 |
ConcurrentNavigableMap map = dmap5(); |
967 |
assertEquals("A", map.putIfAbsent(m1, "Z")); |
968 |
} |
969 |
|
970 |
/** |
971 |
* replace fails when the given key is not present |
972 |
*/ |
973 |
public void testDescendingReplace() { |
974 |
ConcurrentNavigableMap map = dmap5(); |
975 |
assertNull(map.replace(six, "Z")); |
976 |
assertFalse(map.containsKey(six)); |
977 |
} |
978 |
|
979 |
/** |
980 |
* replace succeeds if the key is already present |
981 |
*/ |
982 |
public void testDescendingReplace2() { |
983 |
ConcurrentNavigableMap map = dmap5(); |
984 |
assertNotNull(map.replace(m1, "Z")); |
985 |
assertEquals("Z", map.get(m1)); |
986 |
} |
987 |
|
988 |
|
989 |
/** |
990 |
* replace value fails when the given key not mapped to expected value |
991 |
*/ |
992 |
public void testDescendingReplaceValue() { |
993 |
ConcurrentNavigableMap map = dmap5(); |
994 |
assertEquals("A", map.get(m1)); |
995 |
assertFalse(map.replace(m1, "Z", "Z")); |
996 |
assertEquals("A", map.get(m1)); |
997 |
} |
998 |
|
999 |
/** |
1000 |
* replace value succeeds when the given key mapped to expected value |
1001 |
*/ |
1002 |
public void testDescendingReplaceValue2() { |
1003 |
ConcurrentNavigableMap map = dmap5(); |
1004 |
assertEquals("A", map.get(m1)); |
1005 |
assertTrue(map.replace(m1, "A", "Z")); |
1006 |
assertEquals("Z", map.get(m1)); |
1007 |
} |
1008 |
|
1009 |
|
1010 |
/** |
1011 |
* remove removes the correct key-value pair from the map |
1012 |
*/ |
1013 |
public void testDescendingRemove() { |
1014 |
ConcurrentNavigableMap map = dmap5(); |
1015 |
map.remove(m5); |
1016 |
assertEquals(4, map.size()); |
1017 |
assertFalse(map.containsKey(m5)); |
1018 |
} |
1019 |
|
1020 |
/** |
1021 |
* remove(key,value) removes only if pair present |
1022 |
*/ |
1023 |
public void testDescendingRemove2() { |
1024 |
ConcurrentNavigableMap map = dmap5(); |
1025 |
assertTrue(map.containsKey(m5)); |
1026 |
assertEquals("E", map.get(m5)); |
1027 |
map.remove(m5, "E"); |
1028 |
assertEquals(4, map.size()); |
1029 |
assertFalse(map.containsKey(m5)); |
1030 |
map.remove(m4, "A"); |
1031 |
assertEquals(4, map.size()); |
1032 |
assertTrue(map.containsKey(m4)); |
1033 |
} |
1034 |
|
1035 |
/** |
1036 |
* lowerEntry returns preceding entry. |
1037 |
*/ |
1038 |
public void testDescendingLowerEntry() { |
1039 |
ConcurrentNavigableMap map = dmap5(); |
1040 |
Map.Entry e1 = map.lowerEntry(m3); |
1041 |
assertEquals(m2, e1.getKey()); |
1042 |
|
1043 |
Map.Entry e2 = map.lowerEntry(m6); |
1044 |
assertEquals(m5, e2.getKey()); |
1045 |
|
1046 |
Map.Entry e3 = map.lowerEntry(m1); |
1047 |
assertNull(e3); |
1048 |
|
1049 |
Map.Entry e4 = map.lowerEntry(zero); |
1050 |
assertNull(e4); |
1051 |
} |
1052 |
|
1053 |
/** |
1054 |
* higherEntry returns next entry. |
1055 |
*/ |
1056 |
public void testDescendingHigherEntry() { |
1057 |
ConcurrentNavigableMap map = dmap5(); |
1058 |
Map.Entry e1 = map.higherEntry(m3); |
1059 |
assertEquals(m4, e1.getKey()); |
1060 |
|
1061 |
Map.Entry e2 = map.higherEntry(zero); |
1062 |
assertEquals(m1, e2.getKey()); |
1063 |
|
1064 |
Map.Entry e3 = map.higherEntry(m5); |
1065 |
assertNull(e3); |
1066 |
|
1067 |
Map.Entry e4 = map.higherEntry(m6); |
1068 |
assertNull(e4); |
1069 |
} |
1070 |
|
1071 |
/** |
1072 |
* floorEntry returns preceding entry. |
1073 |
*/ |
1074 |
public void testDescendingFloorEntry() { |
1075 |
ConcurrentNavigableMap map = dmap5(); |
1076 |
Map.Entry e1 = map.floorEntry(m3); |
1077 |
assertEquals(m3, e1.getKey()); |
1078 |
|
1079 |
Map.Entry e2 = map.floorEntry(m6); |
1080 |
assertEquals(m5, e2.getKey()); |
1081 |
|
1082 |
Map.Entry e3 = map.floorEntry(m1); |
1083 |
assertEquals(m1, e3.getKey()); |
1084 |
|
1085 |
Map.Entry e4 = map.floorEntry(zero); |
1086 |
assertNull(e4); |
1087 |
} |
1088 |
|
1089 |
/** |
1090 |
* ceilingEntry returns next entry. |
1091 |
*/ |
1092 |
public void testDescendingCeilingEntry() { |
1093 |
ConcurrentNavigableMap map = dmap5(); |
1094 |
Map.Entry e1 = map.ceilingEntry(m3); |
1095 |
assertEquals(m3, e1.getKey()); |
1096 |
|
1097 |
Map.Entry e2 = map.ceilingEntry(zero); |
1098 |
assertEquals(m1, e2.getKey()); |
1099 |
|
1100 |
Map.Entry e3 = map.ceilingEntry(m5); |
1101 |
assertEquals(m5, e3.getKey()); |
1102 |
|
1103 |
Map.Entry e4 = map.ceilingEntry(m6); |
1104 |
assertNull(e4); |
1105 |
} |
1106 |
|
1107 |
/** |
1108 |
* pollFirstEntry returns entries in order |
1109 |
*/ |
1110 |
public void testDescendingPollFirstEntry() { |
1111 |
ConcurrentNavigableMap map = dmap5(); |
1112 |
Map.Entry e = map.pollFirstEntry(); |
1113 |
assertEquals(m1, e.getKey()); |
1114 |
assertEquals("A", e.getValue()); |
1115 |
e = map.pollFirstEntry(); |
1116 |
assertEquals(m2, e.getKey()); |
1117 |
map.put(m1, "A"); |
1118 |
e = map.pollFirstEntry(); |
1119 |
assertEquals(m1, e.getKey()); |
1120 |
assertEquals("A", e.getValue()); |
1121 |
e = map.pollFirstEntry(); |
1122 |
assertEquals(m3, e.getKey()); |
1123 |
map.remove(m4); |
1124 |
e = map.pollFirstEntry(); |
1125 |
assertEquals(m5, e.getKey()); |
1126 |
try { |
1127 |
e.setValue("A"); |
1128 |
shouldThrow(); |
1129 |
} catch (UnsupportedOperationException success) {} |
1130 |
e = map.pollFirstEntry(); |
1131 |
assertNull(e); |
1132 |
} |
1133 |
|
1134 |
/** |
1135 |
* pollLastEntry returns entries in order |
1136 |
*/ |
1137 |
public void testDescendingPollLastEntry() { |
1138 |
ConcurrentNavigableMap map = dmap5(); |
1139 |
Map.Entry e = map.pollLastEntry(); |
1140 |
assertEquals(m5, e.getKey()); |
1141 |
assertEquals("E", e.getValue()); |
1142 |
e = map.pollLastEntry(); |
1143 |
assertEquals(m4, e.getKey()); |
1144 |
map.put(m5, "E"); |
1145 |
e = map.pollLastEntry(); |
1146 |
assertEquals(m5, e.getKey()); |
1147 |
assertEquals("E", e.getValue()); |
1148 |
e = map.pollLastEntry(); |
1149 |
assertEquals(m3, e.getKey()); |
1150 |
map.remove(m2); |
1151 |
e = map.pollLastEntry(); |
1152 |
assertEquals(m1, e.getKey()); |
1153 |
try { |
1154 |
e.setValue("E"); |
1155 |
shouldThrow(); |
1156 |
} catch (UnsupportedOperationException success) {} |
1157 |
e = map.pollLastEntry(); |
1158 |
assertNull(e); |
1159 |
} |
1160 |
|
1161 |
/** |
1162 |
* size returns the correct values |
1163 |
*/ |
1164 |
public void testDescendingSize() { |
1165 |
ConcurrentNavigableMap map = dmap5(); |
1166 |
ConcurrentNavigableMap empty = dmap0(); |
1167 |
assertEquals(0, empty.size()); |
1168 |
assertEquals(5, map.size()); |
1169 |
} |
1170 |
|
1171 |
/** |
1172 |
* toString contains toString of elements |
1173 |
*/ |
1174 |
public void testDescendingToString() { |
1175 |
ConcurrentNavigableMap map = dmap5(); |
1176 |
String s = map.toString(); |
1177 |
for (int i = 1; i <= 5; ++i) { |
1178 |
assertTrue(s.indexOf(String.valueOf(i)) >= 0); |
1179 |
} |
1180 |
} |
1181 |
|
1182 |
// Exception testDescendings |
1183 |
|
1184 |
/** |
1185 |
* get(null) of empty map throws NPE |
1186 |
*/ |
1187 |
public void testDescendingGet_NullPointerException() { |
1188 |
try { |
1189 |
ConcurrentNavigableMap c = dmap5(); |
1190 |
c.get(null); |
1191 |
shouldThrow(); |
1192 |
} catch (NullPointerException success) {} |
1193 |
} |
1194 |
|
1195 |
/** |
1196 |
* containsKey(null) of empty map throws NPE |
1197 |
*/ |
1198 |
public void testDescendingContainsKey_NullPointerException() { |
1199 |
try { |
1200 |
ConcurrentNavigableMap c = dmap5(); |
1201 |
c.containsKey(null); |
1202 |
shouldThrow(); |
1203 |
} catch (NullPointerException success) {} |
1204 |
} |
1205 |
|
1206 |
/** |
1207 |
* containsValue(null) throws NPE |
1208 |
*/ |
1209 |
public void testDescendingContainsValue_NullPointerException() { |
1210 |
try { |
1211 |
ConcurrentNavigableMap c = dmap0(); |
1212 |
c.containsValue(null); |
1213 |
shouldThrow(); |
1214 |
} catch (NullPointerException success) {} |
1215 |
} |
1216 |
|
1217 |
|
1218 |
/** |
1219 |
* put(null,x) throws NPE |
1220 |
*/ |
1221 |
public void testDescendingPut1_NullPointerException() { |
1222 |
try { |
1223 |
ConcurrentNavigableMap c = dmap5(); |
1224 |
c.put(null, "whatever"); |
1225 |
shouldThrow(); |
1226 |
} catch (NullPointerException success) {} |
1227 |
} |
1228 |
|
1229 |
/** |
1230 |
* putIfAbsent(null, x) throws NPE |
1231 |
*/ |
1232 |
public void testDescendingPutIfAbsent1_NullPointerException() { |
1233 |
try { |
1234 |
ConcurrentNavigableMap c = dmap5(); |
1235 |
c.putIfAbsent(null, "whatever"); |
1236 |
shouldThrow(); |
1237 |
} catch (NullPointerException success) {} |
1238 |
} |
1239 |
|
1240 |
/** |
1241 |
* replace(null, x) throws NPE |
1242 |
*/ |
1243 |
public void testDescendingReplace_NullPointerException() { |
1244 |
try { |
1245 |
ConcurrentNavigableMap c = dmap5(); |
1246 |
c.replace(null, "whatever"); |
1247 |
shouldThrow(); |
1248 |
} catch (NullPointerException success) {} |
1249 |
} |
1250 |
|
1251 |
/** |
1252 |
* replace(null, x, y) throws NPE |
1253 |
*/ |
1254 |
public void testDescendingReplaceValue_NullPointerException() { |
1255 |
try { |
1256 |
ConcurrentNavigableMap c = dmap5(); |
1257 |
c.replace(null, m1, "whatever"); |
1258 |
shouldThrow(); |
1259 |
} catch (NullPointerException success) {} |
1260 |
} |
1261 |
|
1262 |
/** |
1263 |
* remove(null) throws NPE |
1264 |
*/ |
1265 |
public void testDescendingRemove1_NullPointerException() { |
1266 |
try { |
1267 |
ConcurrentNavigableMap c = dmap5(); |
1268 |
c.remove(null); |
1269 |
shouldThrow(); |
1270 |
} catch (NullPointerException success) {} |
1271 |
} |
1272 |
|
1273 |
/** |
1274 |
* remove(null, x) throws NPE |
1275 |
*/ |
1276 |
public void testDescendingRemove2_NullPointerException() { |
1277 |
try { |
1278 |
ConcurrentNavigableMap c = dmap5(); |
1279 |
c.remove(null, "whatever"); |
1280 |
shouldThrow(); |
1281 |
} catch (NullPointerException success) {} |
1282 |
} |
1283 |
|
1284 |
/** |
1285 |
* A deserialized map equals original |
1286 |
*/ |
1287 |
public void testDescendingSerialization() throws Exception { |
1288 |
ConcurrentNavigableMap q = dmap5(); |
1289 |
|
1290 |
ByteArrayOutputStream bout = new ByteArrayOutputStream(10000); |
1291 |
ObjectOutputStream out = new ObjectOutputStream(new BufferedOutputStream(bout)); |
1292 |
out.writeObject(q); |
1293 |
out.close(); |
1294 |
|
1295 |
ByteArrayInputStream bin = new ByteArrayInputStream(bout.toByteArray()); |
1296 |
ObjectInputStream in = new ObjectInputStream(new BufferedInputStream(bin)); |
1297 |
ConcurrentNavigableMap r = (ConcurrentNavigableMap)in.readObject(); |
1298 |
assertEquals(q.size(), r.size()); |
1299 |
assertTrue(q.equals(r)); |
1300 |
assertTrue(r.equals(q)); |
1301 |
} |
1302 |
|
1303 |
|
1304 |
/** |
1305 |
* subMap returns map with keys in requested range |
1306 |
*/ |
1307 |
public void testDescendingSubMapContents() { |
1308 |
ConcurrentNavigableMap map = dmap5(); |
1309 |
SortedMap sm = map.subMap(m2, m4); |
1310 |
assertEquals(m2, sm.firstKey()); |
1311 |
assertEquals(m3, sm.lastKey()); |
1312 |
assertEquals(2, sm.size()); |
1313 |
assertFalse(sm.containsKey(m1)); |
1314 |
assertTrue(sm.containsKey(m2)); |
1315 |
assertTrue(sm.containsKey(m3)); |
1316 |
assertFalse(sm.containsKey(m4)); |
1317 |
assertFalse(sm.containsKey(m5)); |
1318 |
Iterator i = sm.keySet().iterator(); |
1319 |
Object k; |
1320 |
k = (Integer)(i.next()); |
1321 |
assertEquals(m2, k); |
1322 |
k = (Integer)(i.next()); |
1323 |
assertEquals(m3, k); |
1324 |
assertFalse(i.hasNext()); |
1325 |
Iterator j = sm.keySet().iterator(); |
1326 |
j.next(); |
1327 |
j.remove(); |
1328 |
assertFalse(map.containsKey(m2)); |
1329 |
assertEquals(4, map.size()); |
1330 |
assertEquals(1, sm.size()); |
1331 |
assertEquals(m3, sm.firstKey()); |
1332 |
assertEquals(m3, sm.lastKey()); |
1333 |
assertEquals("C", sm.remove(m3)); |
1334 |
assertTrue(sm.isEmpty()); |
1335 |
assertEquals(3, map.size()); |
1336 |
} |
1337 |
|
1338 |
public void testDescendingSubMapContents2() { |
1339 |
ConcurrentNavigableMap map = dmap5(); |
1340 |
SortedMap sm = map.subMap(m2, m3); |
1341 |
assertEquals(1, sm.size()); |
1342 |
assertEquals(m2, sm.firstKey()); |
1343 |
assertEquals(m2, sm.lastKey()); |
1344 |
assertFalse(sm.containsKey(m1)); |
1345 |
assertTrue(sm.containsKey(m2)); |
1346 |
assertFalse(sm.containsKey(m3)); |
1347 |
assertFalse(sm.containsKey(m4)); |
1348 |
assertFalse(sm.containsKey(m5)); |
1349 |
Iterator i = sm.keySet().iterator(); |
1350 |
Object k; |
1351 |
k = (Integer)(i.next()); |
1352 |
assertEquals(m2, k); |
1353 |
assertFalse(i.hasNext()); |
1354 |
Iterator j = sm.keySet().iterator(); |
1355 |
j.next(); |
1356 |
j.remove(); |
1357 |
assertFalse(map.containsKey(m2)); |
1358 |
assertEquals(4, map.size()); |
1359 |
assertEquals(0, sm.size()); |
1360 |
assertTrue(sm.isEmpty()); |
1361 |
assertSame(sm.remove(m3), null); |
1362 |
assertEquals(4, map.size()); |
1363 |
} |
1364 |
|
1365 |
/** |
1366 |
* headMap returns map with keys in requested range |
1367 |
*/ |
1368 |
public void testDescendingHeadMapContents() { |
1369 |
ConcurrentNavigableMap map = dmap5(); |
1370 |
SortedMap sm = map.headMap(m4); |
1371 |
assertTrue(sm.containsKey(m1)); |
1372 |
assertTrue(sm.containsKey(m2)); |
1373 |
assertTrue(sm.containsKey(m3)); |
1374 |
assertFalse(sm.containsKey(m4)); |
1375 |
assertFalse(sm.containsKey(m5)); |
1376 |
Iterator i = sm.keySet().iterator(); |
1377 |
Object k; |
1378 |
k = (Integer)(i.next()); |
1379 |
assertEquals(m1, k); |
1380 |
k = (Integer)(i.next()); |
1381 |
assertEquals(m2, k); |
1382 |
k = (Integer)(i.next()); |
1383 |
assertEquals(m3, k); |
1384 |
assertFalse(i.hasNext()); |
1385 |
sm.clear(); |
1386 |
assertTrue(sm.isEmpty()); |
1387 |
assertEquals(2, map.size()); |
1388 |
assertEquals(m4, map.firstKey()); |
1389 |
} |
1390 |
|
1391 |
/** |
1392 |
* headMap returns map with keys in requested range |
1393 |
*/ |
1394 |
public void testDescendingTailMapContents() { |
1395 |
ConcurrentNavigableMap map = dmap5(); |
1396 |
SortedMap sm = map.tailMap(m2); |
1397 |
assertFalse(sm.containsKey(m1)); |
1398 |
assertTrue(sm.containsKey(m2)); |
1399 |
assertTrue(sm.containsKey(m3)); |
1400 |
assertTrue(sm.containsKey(m4)); |
1401 |
assertTrue(sm.containsKey(m5)); |
1402 |
Iterator i = sm.keySet().iterator(); |
1403 |
Object k; |
1404 |
k = (Integer)(i.next()); |
1405 |
assertEquals(m2, k); |
1406 |
k = (Integer)(i.next()); |
1407 |
assertEquals(m3, k); |
1408 |
k = (Integer)(i.next()); |
1409 |
assertEquals(m4, k); |
1410 |
k = (Integer)(i.next()); |
1411 |
assertEquals(m5, k); |
1412 |
assertFalse(i.hasNext()); |
1413 |
|
1414 |
Iterator ei = sm.entrySet().iterator(); |
1415 |
Map.Entry e; |
1416 |
e = (Map.Entry)(ei.next()); |
1417 |
assertEquals(m2, e.getKey()); |
1418 |
assertEquals("B", e.getValue()); |
1419 |
e = (Map.Entry)(ei.next()); |
1420 |
assertEquals(m3, e.getKey()); |
1421 |
assertEquals("C", e.getValue()); |
1422 |
e = (Map.Entry)(ei.next()); |
1423 |
assertEquals(m4, e.getKey()); |
1424 |
assertEquals("D", e.getValue()); |
1425 |
e = (Map.Entry)(ei.next()); |
1426 |
assertEquals(m5, e.getKey()); |
1427 |
assertEquals("E", e.getValue()); |
1428 |
assertFalse(i.hasNext()); |
1429 |
|
1430 |
SortedMap ssm = sm.tailMap(m4); |
1431 |
assertEquals(m4, ssm.firstKey()); |
1432 |
assertEquals(m5, ssm.lastKey()); |
1433 |
assertEquals("D", ssm.remove(m4)); |
1434 |
assertEquals(1, ssm.size()); |
1435 |
assertEquals(3, sm.size()); |
1436 |
assertEquals(4, map.size()); |
1437 |
} |
1438 |
|
1439 |
} |