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* http://creativecommons.org/publicdomain/zero/1.0/ |
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*/ |
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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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import java.util.Arrays; |
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import java.util.Comparator; |
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import java.util.Iterator; |
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import java.util.NavigableSet; |
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import java.util.SortedSet; |
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import java.util.concurrent.ConcurrentSkipListSet; |
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|
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import junit.framework.Test; |
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import junit.framework.TestSuite; |
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public class ConcurrentSkipListSubSetTest extends JSR166TestCase { |
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public static void main(String[] args) { |
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} |
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/** |
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* Create a set of given size containing consecutive |
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* Returns a new set of given size containing consecutive |
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* Integers 0 ... n. |
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*/ |
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private NavigableSet<Integer> populatedSet(int n) { |
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new ConcurrentSkipListSet<Integer>(); |
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assertTrue(q.isEmpty()); |
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|
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for (int i = n-1; i >= 0; i-=2) |
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for (int i = n-1; i >= 0; i -= 2) |
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assertTrue(q.add(new Integer(i))); |
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for (int i = (n & 1); i < n; i+=2) |
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for (int i = (n & 1); i < n; i += 2) |
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assertTrue(q.add(new Integer(i))); |
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assertTrue(q.add(new Integer(-n))); |
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assertTrue(q.add(new Integer(n))); |
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} |
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/** |
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* Create set of first 5 ints |
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* Returns a new set of first 5 ints. |
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*/ |
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private NavigableSet set5() { |
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ConcurrentSkipListSet q = new ConcurrentSkipListSet(); |
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} |
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/** |
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* Create set of first 5 negative ints |
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* Returns a new set of first 5 negative ints. |
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*/ |
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private NavigableSet dset5() { |
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ConcurrentSkipListSet q = new ConcurrentSkipListSet(); |
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*/ |
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public void testRemoveElement() { |
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NavigableSet q = populatedSet(SIZE); |
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for (int i = 1; i < SIZE; i+=2) { |
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for (int i = 1; i < SIZE; i += 2) { |
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assertTrue(q.contains(i)); |
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assertTrue(q.remove(i)); |
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assertFalse(q.contains(i)); |
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assertTrue(q.contains(i-1)); |
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} |
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for (int i = 0; i < SIZE; i+=2) { |
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for (int i = 0; i < SIZE; i += 2) { |
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assertTrue(q.contains(i)); |
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assertTrue(q.remove(i)); |
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assertFalse(q.contains(i)); |
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assertTrue(q.contains(it.next())); |
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++i; |
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} |
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assertEquals(i, 0); |
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assertEquals(0, i); |
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} |
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/** |
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* A deserialized serialized set has same elements |
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*/ |
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public void testSerialization() throws Exception { |
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NavigableSet q = populatedSet(SIZE); |
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ByteArrayOutputStream bout = new ByteArrayOutputStream(10000); |
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ObjectOutputStream out = new ObjectOutputStream(new BufferedOutputStream(bout)); |
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out.writeObject(q); |
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out.close(); |
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|
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ByteArrayInputStream bin = new ByteArrayInputStream(bout.toByteArray()); |
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ObjectInputStream in = new ObjectInputStream(new BufferedInputStream(bin)); |
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NavigableSet r = (NavigableSet)in.readObject(); |
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assertEquals(q.size(), r.size()); |
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while (!q.isEmpty()) |
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assertEquals(q.pollFirst(), r.pollFirst()); |
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NavigableSet x = populatedSet(SIZE); |
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NavigableSet y = serialClone(x); |
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|
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assertNotSame(y, x); |
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assertEquals(x.size(), y.size()); |
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assertEquals(x, y); |
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assertEquals(y, x); |
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while (!x.isEmpty()) { |
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assertFalse(y.isEmpty()); |
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assertEquals(x.pollFirst(), y.pollFirst()); |
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} |
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assertTrue(y.isEmpty()); |
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} |
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/** |
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*/ |
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public void testDescendingRemoveElement() { |
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NavigableSet q = populatedSet(SIZE); |
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for (int i = 1; i < SIZE; i+=2) { |
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for (int i = 1; i < SIZE; i += 2) { |
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assertTrue(q.remove(new Integer(i))); |
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} |
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for (int i = 0; i < SIZE; i+=2) { |
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for (int i = 0; i < SIZE; i += 2 ) { |
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assertTrue(q.remove(new Integer(i))); |
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assertFalse(q.remove(new Integer(i+1))); |
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} |
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assertTrue(q.contains(it.next())); |
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++i; |
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} |
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assertEquals(i, 0); |
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assertEquals(0, i); |
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} |
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|
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/** |
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* A deserialized serialized set has same elements |
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*/ |
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public void testDescendingSerialization() throws Exception { |
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NavigableSet q = populatedSet(SIZE); |
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ByteArrayOutputStream bout = new ByteArrayOutputStream(10000); |
993 |
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ObjectOutputStream out = new ObjectOutputStream(new BufferedOutputStream(bout)); |
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out.writeObject(q); |
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out.close(); |
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|
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ByteArrayInputStream bin = new ByteArrayInputStream(bout.toByteArray()); |
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ObjectInputStream in = new ObjectInputStream(new BufferedInputStream(bin)); |
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NavigableSet r = (NavigableSet)in.readObject(); |
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assertEquals(q.size(), r.size()); |
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while (!q.isEmpty()) |
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assertEquals(q.pollFirst(), r.pollFirst()); |
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NavigableSet x = dset5(); |
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NavigableSet y = serialClone(x); |
993 |
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|
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assertNotSame(y, x); |
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assertEquals(x.size(), y.size()); |
996 |
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assertEquals(x, y); |
997 |
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assertEquals(y, x); |
998 |
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while (!x.isEmpty()) { |
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assertFalse(y.isEmpty()); |
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assertEquals(x.pollFirst(), y.pollFirst()); |
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} |
1002 |
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assertTrue(y.isEmpty()); |
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} |
1004 |
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/** |