public bool Delete(TKey key)
{
return(array.Delete(new Node()
{
Key = key, Value = default(TValue)
}));
}
public void Test_RBTREE_DELETE()
{
RBTree rbTree = new RBTree();
System.Collections.Generic.IList <IDirectoryEntry> repo = GetDirectoryRepository(25);
foreach (var item in repo)
{
rbTree.Insert(item);
}
try
{
IRBNode n;
rbTree.Delete(DirectoryEntry.Mock("5", StgType.StgInvalid), out n);
rbTree.Delete(DirectoryEntry.Mock("24", StgType.StgInvalid), out n);
rbTree.Delete(DirectoryEntry.Mock("7", StgType.StgInvalid), out n);
}
catch (Exception ex)
{
Assert.Fail("Item removal failed: " + ex.Message);
}
// CFItem c;
// bool s = rbTree.TryLookup(new CFMock("7", StgType.StgStream), out c);
// Assert.IsFalse(s);
// c = null;
// Assert.IsTrue(rbTree.TryLookup(new CFMock("6", StgType.StgStream), out c));
// Assert.IsTrue(c.IsStream);
// Assert.IsTrue(rbTree.TryLookup(new CFMock("12", StgType.StgStream), out c));
// Assert.IsTrue(c.Name == "12");
//}
}
public void Delete_RedNode_With_NoChildren_Should_TriggerRotations_AndRecoloring()
{
RBTree <int> tree = new RBTree <int>();
for (int i = 0; i < 10; i++)
{
tree.Add(i);
}
tree.Delete(tree.GetNode(7));
var exception = Assert.Throws <KeyNotFoundException>(() => tree.GetNode(7));
Assert.True(exception.Message == "Key not found.");
}
public void Delete()
{
RBTree <int> testClass = GetTree();
// ____12_____
// _5_ ____18___
// 2 9 __15__ 19
// 13 17
testClass.Delete(12);
// ____13_____
// _5_ ____18___
// 2 9 15__ 19
// 17
Assert.Null(testClass.Root.ParentNode);
Assert.Equal(testClass.Root.Value, 13);
Assert.Equal(testClass.Root.LeftNode.Value, 5);
Assert.Equal(testClass.Root.LeftNode.LeftNode.Value, 2);
Assert.Equal(testClass.Root.LeftNode.RightNode.Value, 9);
Assert.Equal(testClass.Root.RightNode.Value, 18);
Assert.Equal(testClass.Root.RightNode.LeftNode.Value, 15);
Assert.Equal(testClass.Root.RightNode.LeftNode.RightNode.Value, 17);
Assert.Equal(testClass.Root.RightNode.RightNode.Value, 19);
Assert.Equal(testClass.Root.LeftNode.ParentNode.Value, 13); //5
Assert.Equal(testClass.Root.RightNode.ParentNode.Value, 13); //18
Assert.Equal(testClass.Root.LeftNode.LeftNode.ParentNode.Value, 5); //2
Assert.Equal(testClass.Root.LeftNode.RightNode.ParentNode.Value, 5); //9
Assert.Equal(testClass.Root.RightNode.LeftNode.ParentNode.Value, 18); //15
Assert.Equal(testClass.Root.RightNode.RightNode.ParentNode.Value, 18); //19
Assert.Equal(testClass.Root.RightNode.LeftNode.RightNode.ParentNode.Value, 15); //17
Assert.Null(testClass.Root.LeftNode.LeftNode.LeftNode); //2
Assert.Null(testClass.Root.LeftNode.LeftNode.RightNode); //2
Assert.Null(testClass.Root.LeftNode.RightNode.LeftNode); //9
Assert.Null(testClass.Root.LeftNode.RightNode.RightNode); //9
Assert.Null(testClass.Root.RightNode.RightNode.LeftNode); //19
Assert.Null(testClass.Root.RightNode.RightNode.RightNode); //19
Assert.Null(testClass.Root.RightNode.LeftNode.LeftNode); //15
Assert.Null(testClass.Root.RightNode.LeftNode.RightNode.LeftNode); //17
Assert.Null(testClass.Root.RightNode.LeftNode.RightNode.RightNode); //17
}
private IEnumerator Start()
{
RBTree <int> rbMap = new RBTree <int>();
int[] nums = new int[100000];
for (int i = 0; i < nums.Length; ++i)
{
nums[i] = i;
}
int counter = 0;
while (true)
{
++counter;
//追加
var sw = System.Diagnostics.Stopwatch.StartNew();
for (int i = 0; i < nums.Length; ++i)
{
rbMap.Insert(nums[i]);
}
sw.Stop();
Debug.Log("Insert(" + nums.Length + ") is " + sw.ElapsedMilliseconds + " : Avg(" + counter + ") is " + (insertSum += sw.ElapsedMilliseconds) / counter);
sw.Reset();
//確認
//Debug.Log(rbMap);
//削除
sw.Start();
for (int i = 0; i < nums.Length; ++i)
{
rbMap.Delete(nums[i]);
}
sw.Stop();
Debug.Log("Delete(" + nums.Length + ") is " + sw.ElapsedMilliseconds + " : Avg(" + counter + ") is " + (deleteSum += sw.ElapsedMilliseconds) / counter);
Debug.Log(rbMap);
yield return(new WaitForSeconds(0.4f));
}
}
private string DeleteTimeTest(int countForDelete)
{
sw = Stopwatch.StartNew();
for (int i = 1; i <= countForDelete; i++)
{
tree.Delete(i);
//DisplayTree();
}
/*tree.Delete(27);
* tree.Delete(22);
* tree.Delete(25);
* tree.Delete(15);
* tree.Delete(17);
* tree.Delete(11);
* DisplayTree();
* tree.Delete(6);
* tree.Delete(1);
* tree.Delete(8);
* tree.Delete(13);*/
long elapsed = sw.ElapsedMilliseconds;
var isPassed = true;
var treeList = tree.GetTree();
for (int i = 1; i <= countForDelete; i++)
{
if (!treeList.Contains(i))
{
continue;
}
isPassed = false;
break;
}
var tmp = isPassed ? "passed in " : "failer in ";
return(tmp + elapsed + "ms");
}