--- jsr166/src/test/tck/ConcurrentSkipListSubMapTest.java 2006/04/19 15:10:54 1.4 +++ jsr166/src/test/tck/ConcurrentSkipListSubMapTest.java 2006/04/20 20:35:00 1.5 @@ -32,13 +32,35 @@ public class ConcurrentSkipListSubMapTes map.put(seven, "F"); assertFalse(map.isEmpty()); assertEquals(7, map.size()); - return map.navigableSubMap(one, true, seven, false); + return map.subMap(one, true, seven, false); + } + + /** + * Create a map from Integers -5 to -1 to Strings "A"-"E". + */ + private static ConcurrentNavigableMap dmap5() { + ConcurrentSkipListMap map = new ConcurrentSkipListMap(); + assertTrue(map.isEmpty()); + map.put(m1, "A"); + map.put(m5, "E"); + map.put(m3, "C"); + map.put(m2, "B"); + map.put(m4, "D"); + assertFalse(map.isEmpty()); + assertEquals(5, map.size()); + return map.descendingMap(); } private static ConcurrentNavigableMap map0() { ConcurrentSkipListMap map = new ConcurrentSkipListMap(); assertTrue(map.isEmpty()); - return map.navigableTailMap(one, true); + return map.tailMap(one, true); + } + + private static ConcurrentNavigableMap dmap0() { + ConcurrentSkipListMap map = new ConcurrentSkipListMap(); + assertTrue(map.isEmpty()); + return map; } /** @@ -738,6 +760,705 @@ public class ConcurrentSkipListSubMapTes assertEquals(1, ssm.size()); assertEquals(3, sm.size()); assertEquals(4, map.size()); + } + + /** + * clear removes all pairs + */ + public void testDescendingClear() { + ConcurrentNavigableMap map = dmap5(); + map.clear(); + assertEquals(map.size(), 0); + } + + + /** + * Maps with same contents are equal + */ + public void testDescendingEquals() { + ConcurrentNavigableMap map1 = dmap5(); + ConcurrentNavigableMap map2 = dmap5(); + assertEquals(map1, map2); + assertEquals(map2, map1); + map1.clear(); + assertFalse(map1.equals(map2)); + assertFalse(map2.equals(map1)); + } + + /** + * containsKey returns true for contained key + */ + public void testDescendingContainsKey() { + ConcurrentNavigableMap map = dmap5(); + assertTrue(map.containsKey(m1)); + assertFalse(map.containsKey(zero)); + } + + /** + * containsValue returns true for held values + */ + public void testDescendingContainsValue() { + ConcurrentNavigableMap map = dmap5(); + assertTrue(map.containsValue("A")); + assertFalse(map.containsValue("Z")); + } + + /** + * get returns the correct element at the given key, + * or null if not present + */ + public void testDescendingGet() { + ConcurrentNavigableMap map = dmap5(); + assertEquals("A", (String)map.get(m1)); + ConcurrentNavigableMap empty = dmap0(); + assertNull(empty.get(m1)); + } + + /** + * isEmpty is true of empty map and false for non-empty + */ + public void testDescendingIsEmpty() { + ConcurrentNavigableMap empty = dmap0(); + ConcurrentNavigableMap map = dmap5(); + assertTrue(empty.isEmpty()); + assertFalse(map.isEmpty()); + } + + /** + * firstKey returns first key + */ + public void testDescendingFirstKey() { + ConcurrentNavigableMap map = dmap5(); + assertEquals(m1, map.firstKey()); + } + + /** + * lastKey returns last key + */ + public void testDescendingLastKey() { + ConcurrentNavigableMap map = dmap5(); + assertEquals(m5, map.lastKey()); + } + + + /** + * keySet returns a Set containing all the keys + */ + public void testDescendingKeySet() { + ConcurrentNavigableMap map = dmap5(); + Set s = map.keySet(); + assertEquals(5, s.size()); + assertTrue(s.contains(m1)); + assertTrue(s.contains(m2)); + assertTrue(s.contains(m3)); + assertTrue(s.contains(m4)); + assertTrue(s.contains(m5)); + } + + /** + * keySet is ordered + */ + public void testDescendingKeySetOrder() { + ConcurrentNavigableMap map = dmap5(); + Set s = map.keySet(); + Iterator i = s.iterator(); + Integer last = (Integer)i.next(); + assertEquals(last, m1); + while (i.hasNext()) { + Integer k = (Integer)i.next(); + assertTrue(last.compareTo(k) > 0); + last = k; + } + } + + /** + * values collection contains all values + */ + public void testDescendingValues() { + ConcurrentNavigableMap map = dmap5(); + Collection s = map.values(); + assertEquals(5, s.size()); + assertTrue(s.contains("A")); + assertTrue(s.contains("B")); + assertTrue(s.contains("C")); + assertTrue(s.contains("D")); + assertTrue(s.contains("E")); + } + + /** + * keySet.toArray returns contains all keys + */ + public void testDescendingAscendingKeySetToArray() { + ConcurrentNavigableMap map = dmap5(); + Set s = map.keySet(); + Object[] ar = s.toArray(); + assertTrue(s.containsAll(Arrays.asList(ar))); + assertEquals(5, ar.length); + ar[0] = m10; + assertFalse(s.containsAll(Arrays.asList(ar))); + } + + /** + * descendingkeySet.toArray returns contains all keys + */ + public void testDescendingDescendingKeySetToArray() { + ConcurrentNavigableMap map = dmap5(); + Set s = map.descendingKeySet(); + Object[] ar = s.toArray(); + assertEquals(5, ar.length); + assertTrue(s.containsAll(Arrays.asList(ar))); + ar[0] = m10; + assertFalse(s.containsAll(Arrays.asList(ar))); + } + + /** + * Values.toArray contains all values + */ + public void testDescendingValuesToArray() { + ConcurrentNavigableMap map = dmap5(); + Collection v = map.values(); + Object[] ar = v.toArray(); + ArrayList s = new ArrayList(Arrays.asList(ar)); + assertEquals(5, ar.length); + assertTrue(s.contains("A")); + assertTrue(s.contains("B")); + assertTrue(s.contains("C")); + assertTrue(s.contains("D")); + assertTrue(s.contains("E")); + } + + + /** + * entrySet contains all pairs + */ + public void testDescendingEntrySet() { + ConcurrentNavigableMap map = dmap5(); + Set s = map.entrySet(); + assertEquals(5, s.size()); + Iterator it = s.iterator(); + while (it.hasNext()) { + Map.Entry e = (Map.Entry) it.next(); + assertTrue( + (e.getKey().equals(m1) && e.getValue().equals("A")) || + (e.getKey().equals(m2) && e.getValue().equals("B")) || + (e.getKey().equals(m3) && e.getValue().equals("C")) || + (e.getKey().equals(m4) && e.getValue().equals("D")) || + (e.getKey().equals(m5) && e.getValue().equals("E"))); + } + } + + /** + * putAll adds all key-value pairs from the given map + */ + public void testDescendingPutAll() { + ConcurrentNavigableMap empty = dmap0(); + ConcurrentNavigableMap map = dmap5(); + empty.putAll(map); + assertEquals(5, empty.size()); + assertTrue(empty.containsKey(m1)); + assertTrue(empty.containsKey(m2)); + assertTrue(empty.containsKey(m3)); + assertTrue(empty.containsKey(m4)); + assertTrue(empty.containsKey(m5)); + } + + /** + * putIfAbsent works when the given key is not present + */ + public void testDescendingPutIfAbsent() { + ConcurrentNavigableMap map = dmap5(); + map.putIfAbsent(six, "Z"); + assertTrue(map.containsKey(six)); + } + + /** + * putIfAbsent does not add the pair if the key is already present + */ + public void testDescendingPutIfAbsent2() { + ConcurrentNavigableMap map = dmap5(); + assertEquals("A", map.putIfAbsent(m1, "Z")); + } + + /** + * replace fails when the given key is not present + */ + public void testDescendingReplace() { + ConcurrentNavigableMap map = dmap5(); + assertNull(map.replace(six, "Z")); + assertFalse(map.containsKey(six)); + } + + /** + * replace succeeds if the key is already present + */ + public void testDescendingReplace2() { + ConcurrentNavigableMap map = dmap5(); + assertNotNull(map.replace(m1, "Z")); + assertEquals("Z", map.get(m1)); + } + + + /** + * replace value fails when the given key not mapped to expected value + */ + public void testDescendingReplaceValue() { + ConcurrentNavigableMap map = dmap5(); + assertEquals("A", map.get(m1)); + assertFalse(map.replace(m1, "Z", "Z")); + assertEquals("A", map.get(m1)); + } + + /** + * replace value succeeds when the given key mapped to expected value + */ + public void testDescendingReplaceValue2() { + ConcurrentNavigableMap map = dmap5(); + assertEquals("A", map.get(m1)); + assertTrue(map.replace(m1, "A", "Z")); + assertEquals("Z", map.get(m1)); + } + + + /** + * remove removes the correct key-value pair from the map + */ + public void testDescendingRemove() { + ConcurrentNavigableMap map = dmap5(); + map.remove(m5); + assertEquals(4, map.size()); + assertFalse(map.containsKey(m5)); + } + + /** + * remove(key,value) removes only if pair present + */ + public void testDescendingRemove2() { + ConcurrentNavigableMap map = dmap5(); + assertTrue(map.containsKey(m5)); + assertEquals("E", map.get(m5)); + map.remove(m5, "E"); + assertEquals(4, map.size()); + assertFalse(map.containsKey(m5)); + map.remove(m4, "A"); + assertEquals(4, map.size()); + assertTrue(map.containsKey(m4)); + + } + + /** + * lowerEntry returns preceding entry. + */ + public void testDescendingLowerEntry() { + ConcurrentNavigableMap map = dmap5(); + Map.Entry e1 = map.lowerEntry(m3); + assertEquals(m2, e1.getKey()); + + Map.Entry e2 = map.lowerEntry(m6); + assertEquals(m5, e2.getKey()); + + Map.Entry e3 = map.lowerEntry(m1); + assertNull(e3); + + Map.Entry e4 = map.lowerEntry(zero); + assertNull(e4); + + } + + /** + * higherEntry returns next entry. + */ + public void testDescendingHigherEntry() { + ConcurrentNavigableMap map = dmap5(); + Map.Entry e1 = map.higherEntry(m3); + assertEquals(m4, e1.getKey()); + + Map.Entry e2 = map.higherEntry(zero); + assertEquals(m1, e2.getKey()); + + Map.Entry e3 = map.higherEntry(m5); + assertNull(e3); + + Map.Entry e4 = map.higherEntry(m6); + assertNull(e4); + + } + + /** + * floorEntry returns preceding entry. + */ + public void testDescendingFloorEntry() { + ConcurrentNavigableMap map = dmap5(); + Map.Entry e1 = map.floorEntry(m3); + assertEquals(m3, e1.getKey()); + + Map.Entry e2 = map.floorEntry(m6); + assertEquals(m5, e2.getKey()); + + Map.Entry e3 = map.floorEntry(m1); + assertEquals(m1, e3.getKey()); + + Map.Entry e4 = map.floorEntry(zero); + assertNull(e4); + + } + + /** + * ceilingEntry returns next entry. + */ + public void testDescendingCeilingEntry() { + ConcurrentNavigableMap map = dmap5(); + Map.Entry e1 = map.ceilingEntry(m3); + assertEquals(m3, e1.getKey()); + + Map.Entry e2 = map.ceilingEntry(zero); + assertEquals(m1, e2.getKey()); + + Map.Entry e3 = map.ceilingEntry(m5); + assertEquals(m5, e3.getKey()); + + Map.Entry e4 = map.ceilingEntry(m6); + assertNull(e4); + + } + + /** + * pollFirstEntry returns entries in order + */ + public void testDescendingPollFirstEntry() { + ConcurrentNavigableMap map = dmap5(); + Map.Entry e = map.pollFirstEntry(); + assertEquals(m1, e.getKey()); + assertEquals("A", e.getValue()); + e = map.pollFirstEntry(); + assertEquals(m2, e.getKey()); + map.put(m1, "A"); + e = map.pollFirstEntry(); + assertEquals(m1, e.getKey()); + assertEquals("A", e.getValue()); + e = map.pollFirstEntry(); + assertEquals(m3, e.getKey()); + map.remove(m4); + e = map.pollFirstEntry(); + assertEquals(m5, e.getKey()); + try { + e.setValue("A"); + shouldThrow(); + } catch (Exception ok) { + } + e = map.pollFirstEntry(); + assertNull(e); + } + + /** + * pollLastEntry returns entries in order + */ + public void testDescendingPollLastEntry() { + ConcurrentNavigableMap map = dmap5(); + Map.Entry e = map.pollLastEntry(); + assertEquals(m5, e.getKey()); + assertEquals("E", e.getValue()); + e = map.pollLastEntry(); + assertEquals(m4, e.getKey()); + map.put(m5, "E"); + e = map.pollLastEntry(); + assertEquals(m5, e.getKey()); + assertEquals("E", e.getValue()); + e = map.pollLastEntry(); + assertEquals(m3, e.getKey()); + map.remove(m2); + e = map.pollLastEntry(); + assertEquals(m1, e.getKey()); + try { + e.setValue("E"); + shouldThrow(); + } catch (Exception ok) { + } + e = map.pollLastEntry(); + assertNull(e); + } + + /** + * size returns the correct values + */ + public void testDescendingSize() { + ConcurrentNavigableMap map = dmap5(); + ConcurrentNavigableMap empty = dmap0(); + assertEquals(0, empty.size()); + assertEquals(5, map.size()); + } + + /** + * toString contains toString of elements + */ + public void testDescendingToString() { + ConcurrentNavigableMap map = dmap5(); + String s = map.toString(); + for (int i = 1; i <= 5; ++i) { + assertTrue(s.indexOf(String.valueOf(i)) >= 0); + } + } + + // Exception testDescendings + + /** + * get(null) of nm1mpty map throws NPE + */ + public void testDescendingGet_NullPointerException() { + try { + ConcurrentNavigableMap c = dmap5(); + c.get(null); + shouldThrow(); + } catch(NullPointerException e){} + } + + /** + * containsKey(null) of nm1mpty map throws NPE + */ + public void testDescendingContainsKey_NullPointerException() { + try { + ConcurrentNavigableMap c = dmap5(); + c.containsKey(null); + shouldThrow(); + } catch(NullPointerException e){} + } + + /** + * containsValue(null) throws NPE + */ + public void testDescendingContainsValue_NullPointerException() { + try { + ConcurrentNavigableMap c = dmap0(); + c.containsValue(null); + shouldThrow(); + } catch(NullPointerException e){} + } + + + /** + * put(null,x) throws NPE + */ + public void testDescendingPut1_NullPointerException() { + try { + ConcurrentNavigableMap c = dmap5(); + c.put(null, "whatever"); + shouldThrow(); + } catch(NullPointerException e){} + } + + /** + * putIfAbsent(null, x) throws NPE + */ + public void testDescendingPutIfAbsent1_NullPointerException() { + try { + ConcurrentNavigableMap c = dmap5(); + c.putIfAbsent(null, "whatever"); + shouldThrow(); + } catch(NullPointerException e){} + } + + /** + * replace(null, x) throws NPE + */ + public void testDescendingReplace_NullPointerException() { + try { + ConcurrentNavigableMap c = dmap5(); + c.replace(null, "whatever"); + shouldThrow(); + } catch(NullPointerException e){} + } + + /** + * replace(null, x, y) throws NPE + */ + public void testDescendingReplaceValue_NullPointerException() { + try { + ConcurrentNavigableMap c = dmap5(); + c.replace(null, m1, "whatever"); + shouldThrow(); + } catch(NullPointerException e){} + } + + /** + * remove(null) throws NPE + */ + public void testDescendingRemove1_NullPointerException() { + try { + ConcurrentNavigableMap c = dmap5(); + c.remove(null); + shouldThrow(); + } catch(NullPointerException e){} + } + + /** + * remove(null, x) throws NPE + */ + public void testDescendingRemove2_NullPointerException() { + try { + ConcurrentNavigableMap c = dmap5(); + c.remove(null, "whatever"); + shouldThrow(); + } catch(NullPointerException e){} + } + + /** + * A deserialized map equals original + */ + public void testDescendingSerialization() { + ConcurrentNavigableMap q = dmap5(); + + try { + ByteArrayOutputStream bout = new ByteArrayOutputStream(10000); + ObjectOutputStream out = new ObjectOutputStream(new BufferedOutputStream(bout)); + out.writeObject(q); + out.close(); + + ByteArrayInputStream bin = new ByteArrayInputStream(bout.toByteArray()); + ObjectInputStream in = new ObjectInputStream(new BufferedInputStream(bin)); + ConcurrentNavigableMap r = (ConcurrentNavigableMap)in.readObject(); + assertEquals(q.size(), r.size()); + assertTrue(q.equals(r)); + assertTrue(r.equals(q)); + } catch(Exception e){ + e.printStackTrace(); + unexpectedException(); + } + } + + + + /** + * subMap returns map with keys in requested range + */ + public void testDescendingSubMapContents() { + ConcurrentNavigableMap map = dmap5(); + SortedMap sm = map.subMap(m2, m4); + assertEquals(m2, sm.firstKey()); + assertEquals(m3, sm.lastKey()); + assertEquals(2, sm.size()); + assertFalse(sm.containsKey(m1)); + assertTrue(sm.containsKey(m2)); + assertTrue(sm.containsKey(m3)); + assertFalse(sm.containsKey(m4)); + assertFalse(sm.containsKey(m5)); + Iterator i = sm.keySet().iterator(); + Object k; + k = (Integer)(i.next()); + assertEquals(m2, k); + k = (Integer)(i.next()); + assertEquals(m3, k); + assertFalse(i.hasNext()); + Iterator j = sm.keySet().iterator(); + j.next(); + j.remove(); + assertFalse(map.containsKey(m2)); + assertEquals(4, map.size()); + assertEquals(1, sm.size()); + assertEquals(m3, sm.firstKey()); + assertEquals(m3, sm.lastKey()); + assertTrue(sm.remove(m3) != null); + assertTrue(sm.isEmpty()); + assertEquals(3, map.size()); + } + + public void testDescendingSubMapContents2() { + ConcurrentNavigableMap map = dmap5(); + SortedMap sm = map.subMap(m2, m3); + assertEquals(1, sm.size()); + assertEquals(m2, sm.firstKey()); + assertEquals(m2, sm.lastKey()); + assertFalse(sm.containsKey(m1)); + assertTrue(sm.containsKey(m2)); + assertFalse(sm.containsKey(m3)); + assertFalse(sm.containsKey(m4)); + assertFalse(sm.containsKey(m5)); + Iterator i = sm.keySet().iterator(); + Object k; + k = (Integer)(i.next()); + assertEquals(m2, k); + assertFalse(i.hasNext()); + Iterator j = sm.keySet().iterator(); + j.next(); + j.remove(); + assertFalse(map.containsKey(m2)); + assertEquals(4, map.size()); + assertEquals(0, sm.size()); + assertTrue(sm.isEmpty()); + assertTrue(sm.remove(m3) == null); + assertEquals(4, map.size()); + } + + /** + * headMap returns map with keys in requested range + */ + public void testDescendingHeadMapContents() { + ConcurrentNavigableMap map = dmap5(); + SortedMap sm = map.headMap(m4); + assertTrue(sm.containsKey(m1)); + assertTrue(sm.containsKey(m2)); + assertTrue(sm.containsKey(m3)); + assertFalse(sm.containsKey(m4)); + assertFalse(sm.containsKey(m5)); + Iterator i = sm.keySet().iterator(); + Object k; + k = (Integer)(i.next()); + assertEquals(m1, k); + k = (Integer)(i.next()); + assertEquals(m2, k); + k = (Integer)(i.next()); + assertEquals(m3, k); + assertFalse(i.hasNext()); + sm.clear(); + assertTrue(sm.isEmpty()); + assertEquals(2, map.size()); + assertEquals(m4, map.firstKey()); + } + + /** + * headMap returns map with keys in requested range + */ + public void testDescendingTailMapContents() { + ConcurrentNavigableMap map = dmap5(); + SortedMap sm = map.tailMap(m2); + assertFalse(sm.containsKey(m1)); + assertTrue(sm.containsKey(m2)); + assertTrue(sm.containsKey(m3)); + assertTrue(sm.containsKey(m4)); + assertTrue(sm.containsKey(m5)); + Iterator i = sm.keySet().iterator(); + Object k; + k = (Integer)(i.next()); + assertEquals(m2, k); + k = (Integer)(i.next()); + assertEquals(m3, k); + k = (Integer)(i.next()); + assertEquals(m4, k); + k = (Integer)(i.next()); + assertEquals(m5, k); + assertFalse(i.hasNext()); + + Iterator ei = sm.entrySet().iterator(); + Map.Entry e; + e = (Map.Entry)(ei.next()); + assertEquals(m2, e.getKey()); + assertEquals("B", e.getValue()); + e = (Map.Entry)(ei.next()); + assertEquals(m3, e.getKey()); + assertEquals("C", e.getValue()); + e = (Map.Entry)(ei.next()); + assertEquals(m4, e.getKey()); + assertEquals("D", e.getValue()); + e = (Map.Entry)(ei.next()); + assertEquals(m5, e.getKey()); + assertEquals("E", e.getValue()); + assertFalse(i.hasNext()); + + SortedMap ssm = sm.tailMap(m4); + assertEquals(m4, ssm.firstKey()); + assertEquals(m5, ssm.lastKey()); + assertTrue(ssm.remove(m4) != null); + assertEquals(1, ssm.size()); + assertEquals(3, sm.size()); + assertEquals(4, map.size()); } }