static void Main(string[] args)
{
MyTree<int> testTree = new MyTree<int>();
testTree.AddChildOn(2, 4);
testTree.AddChildOn(3, 2);
testTree.AddChildOn(5, 0);
testTree.AddChildOn(3, 5);
testTree.AddChildOn(5, 6);
testTree.AddChildOn(5, 1);
testTree.AddChildOn(1, 7);
// testTree.AddChildOn(2, 5); // try to move part of tree - and IT'S WORK!
if (!testTree.CheckTreeConsistency())
{
Console.WriteLine("Tree is not solid! Check connections again!");
Environment.Exit(0);
}
// a) Find root node
Console.WriteLine("Root element in tree is: {0}", testTree.root);
//b) return all leafs
Console.WriteLine("List of all leafs: {0}", String.Join(", ", testTree.leafs));
//c) return all middles
Console.WriteLine("List of all middles: {0}", String.Join(", ", testTree.middles));
//d) return the longest path
Console.WriteLine("Longest path: {0}", String.Join(", ", testTree.FindLongestPath));
}
public void Insert_InsertFirstElement_TreeContainsValue()
{
//arrenge
var tree = new MyTree <int>();
//act
tree.Insert(5);
var result = tree.Find(5);
//assert
Assert.NotNull(result);
}
public void GivenATree_WhenHaveSomeItems_ShouldReturnTheHeight()
{
// Arrange
var tree = new MyTree();
tree.Insert(new int[] { 20, 10, 30, 6, 21, 4, 2, 8 });
// Act
var height = tree.GetHeight();
// Assert
height.Should().Be(4);
}
public void GivenATree_WhenIsBalanced_ShouldReturnTrue()
{
// Arrange
var tree = new MyTree();
tree.Insert(new int[] { 20, 19, 21, 6, 3, 8, 4 });
// Act
var isBST = tree.IsBinarySearchTree();
// Assert
isBST.Should().BeTrue();
}
protected void LoadDirectory()
{
MyTree.Nodes.Clear();
MyTree.Dispose();
filePath = System.Web.Configuration.WebConfigurationManager.AppSettings["EmpFilePath"];
//filePath = "D:\\BASESOFT\\MSBHR\\Documents\\PolicyFiles\\";
System.IO.DirectoryInfo RootDir = new System.IO.DirectoryInfo(Server.MapPath(filePath));
//System.IO.DirectoryInfo RootDir = new System.IO.DirectoryInfo(filePath);
TreeNode RootNode = OutputDirectory(RootDir, null);
MyTree.Nodes.Add(RootNode);
MyTree.ExpandDepth = 1;
}
public void Sort_ShoulReturnSortedList(int[] inputValues)
{
var output = new List <int>();
foreach (var value in inputValues)
{
myTree.Insert(value);
}
MyTree.Sort(myTree.Root, output);
output.Should().BeInAscendingOrder();
}
public void GivenATree_WhenNodeHaveValueOnHisTree_ShouldReturnValueOfThisNode()
{
// Arrange
var tree = new MyTree();
tree.Insert(new int[] { 20, 11, 30 });
// Act
var value = tree.GetAncestor(11);
// Assert
value.Should().Be(20);
}
public void GivenATree_WhenHaveItemsThatAreSiblings_ShouldReturnTrue()
{
// Arrange
var tree = new MyTree();
tree.Insert(new int[] { 20, 11, 30 });
// Act
var areSibling = tree.AreSibling(11, 30);
// Assert
areSibling.Should().BeTrue();
}
public void AreEquivalent()
{
MyTree treeTest = new MyTree();
treeTest.AddItem(8);
treeTest.AddItem(25);
treeTest.AddItem(4);
treeTest.AddItem(15);
var arrayTreeTest = TreeHelper.GetTreeInLine(tree);
CollectionAssert.AreEquivalent(arrayTree, arrayTreeTest);
}
public void GivenATree_WhenHaveSomeItems_ShouldReturnListOfIntInTheDistanceLevel(int distance, int[] expectedValues)
{
// Arrange
var tree = new MyTree();
tree.Insert(new int[] { 20, 10, 30, 6, 14, 24, 3, 8, 26 });
// Act
var values = tree.GetValuesAtDistance(distance);
// Assert
values.Should().BeEquivalentTo(expectedValues);
}
public void Costructor_CreateTreeWithIntRoot3_RootMustBeInt3()
{
//arrange
int expected = 3;
MyTree <int> tree;
int actual;
//act
tree = new MyTree <int>(expected);
actual = tree.RootNode.Value;
//assert
Assert.Equal(expected, actual);
}
public void Insert_InsertedObjectCallEvent_ReturnValueOfObjectThatCallEvent()
{
//arrenge
var tree = new MyTree <string>();
var actual = new MyTreeEventArgs <string>("");
//act
tree.OnInsert += (o, s) => { actual = s; };
tree.Insert("");
//assert
Assert.Equal("", actual.Element.ToString());
}
public void AddTest3()
{
// Arrange
Node node = new Node();
MyTree tree = new MyTree(node);
// Act
tree.AddNode(node, "Y");
// Assert
Assert.Equal("Y", tree.BreadthFirst(node));
}
public void GivenATree_WhenHaveSomeItems_ShouldReturnMaxValue()
{
// Arrange
var tree = new MyTree();
tree.Insert(new int[] { 20, 10, 30, 6, 14, 24, 3, 8, 26 });
// Act
var max = tree.GetMaxValue();
// Assert
max.Should().Be(30);
}
public void GivenATree_WhenHaveSomeItems_ShouldReturnCountOfItems()
{
// Arrange
var tree = new MyTree();
tree.Insert(new int[] { 20, 10, 30, 6, 14, 24, 3, 8, 26 });
// Act
var count = tree.Count();
// Assert
count.Should().Be(9);
}
public void GivenATree_WhenDoNotHaveItemsThatAreSibling_ShouldReturnFalse()
{
// Arrange
var tree = new MyTree();
tree.Insert(new int[] { 20, 11, 30 });
// Act
var areSibling = tree.AreSibling(20, 11);
// Assert
areSibling.Should().BeFalse();
}
protected void BindNode()
{
DataTable dt = sfNodeBll.SelBy(SiteID);
for (int i = 0; i < dt.Rows.Count; i++)
{
dt.Rows[i]["ParentID"] = 0;
}
MyTree.liAllTlp = "<a href='List.aspx?SiteID=" + SiteID + "'>全部内容</a>";
MyTree.LiContentTlp = "<a href='List.aspx?NodeID=@NodeID&SiteID=" + SiteID + "'>@NodeName</a>";
MyTree.SelectedNode = NodeID;//选中节点
MyTree.DataSource = dt;
MyTree.DataBind();
}
public void AddNode_AddNodeInt3LessThenRoot4_CreateLeftChildInt3ToRootNodeInt4()
{
//arrange
MyTree <int> tree;
int expected = 3;
int actual;
//act
tree = new MyTree <int>(4);
tree.AddNode(expected);
actual = tree.RootNode.LeftNode.Value;
//assert
Assert.Equal(expected, actual);
}
public void GivenATree_WhenHaveSomeItems_ShouldReturnTheMinValue()
{
// Arrange
var tree = new MyTree();
var values = GetRandomValues(100);
tree.Insert(values);
// Act
var min = tree.GetMinValue();
// Assert
min.Should().Be(values.Min());
}
public void Test1()
{
// Arrange
Node node = new Node();
// Declare and populate the nodes
Node node1 = new Node()
{
Value = 1.ToString()
};
Node node2 = new Node()
{
Value = 3.ToString()
};
Node node3 = new Node()
{
Value = 5.ToString()
};
Node node4 = new Node()
{
Value = 16.ToString()
};
Node node5 = new Node()
{
Value = 21.ToString()
};
Node node6 = new Node()
{
Value = 30.ToString()
};
Node node7 = new Node()
{
Value = 45.ToString()
};
// Instantiate the tree
MyTree tree = new MyTree(node);
// Link the tree.
node1.LeftChild = node2;
node1.RightChild = node3;
node2.LeftChild = node4;
node2.RightChild = node5;
node3.LeftChild = node6;
node3.RightChild = node7;
Assert.Equal(" 16 Fizz 16 Fizz Fizz 1 16 Fizz 16 Fizz Fizz 1 16 Fizz 16 Fizz Fizz 1 FizzBuzz Buzz 16 Fizz 16 Fizz Fizz 1 16 Fizz 16 Fizz Fizz 1 FizzBuzz Buzz FizzBuzz", MyTree.FizzBuzz(node1, ""));
}
public void Test1()
{
//Arrange
Node node = new Node();
// Declare and populate the nodes
Node node1 = new Node()
{
Value = 1
};
Node node2 = new Node()
{
Value = 2
};
Node node3 = new Node()
{
Value = 3
};
Node node4 = new Node()
{
Value = 4
};
Node node5 = new Node()
{
Value = 5
};
Node node6 = new Node()
{
Value = 6
};
Node node7 = new Node()
{
Value = 7
};
// Instantiate the tree
MyTree tree = new MyTree(node);
// Link the tree.
node1.LeftChild = node2;
node1.RightChild = node3;
node2.LeftChild = node4;
node2.RightChild = node5;
node3.LeftChild = node6;
node3.RightChild = node7;
Assert.Equal(7, Program.FindMaximumValue(tree, node1));
}
/// <summary>
/// 元素名称变更
/// </summary>
/// <param name="map"></param>
/// <param name="tree"></param>
/// <param name="cmd"></param>
private void ChangeObjectName(MapImage map, MyTree tree, string[] cmd)
{
if (cmd.Length != 5)
{
return;
}
TreeNode node = FindObject(tree.Nodes[0], GetId(cmd[2]), GetId(cmd[3]));
if (node == null)
{
return;
}
node.Text = cmd[4];
}
public static void PrintMyTree(MyTree myTree, int topMargin = 0, int leftMargin = 2)
{
BNode firstNode = new BNode(0);
// Console.WriteLine($"Top = {myTree.topIdx}");
// for (int i = 0; i <= myTree.treeSize; i++)
// {
// Console.WriteLine($"{i,2}) {myTree.table[i, 0],2} {myTree.table[i, 1],2} {myTree.table[i, 2],2}");
// }
Add(firstNode, myTree.TopIdx);
TreePrinter.Print(firstNode, topMargin, leftMargin);
void Add(BNode node, int index)
{
if (myTree.Table[index, 1] != 0)
{
node.Item = myTree.Table[index, 1];
// если есть сын
if (myTree.Table[index, 0] != 0)
{
int childIdx = myTree.Table[index, 0];
// если сын меньше ключа
if (myTree.Table[childIdx, 1] < node.Item)
{
node.Left = new BNode(0);
Add(node.Left, childIdx);
int broIdx = myTree.Table[childIdx, 2];
// если у сына есть брат
if (broIdx != 0)
{
node.Right = new BNode(0);
Add(node.Right, broIdx);
}
}
// если сын больше ключа (значит сын у нас один)
else
{
node.Right = new BNode(0);
Add(node.Right, childIdx);
}
}
}
// else
// {
// firstNode = null;
// }
}
}
public void Constructor_CreateTreeWithPreDefindeRootAndCreateEmptyTreeAndThenAddRoot_BothRootMustBeEqual()
{
//arrange
MyTree <int> tree1;
MyTree <int> tree2;
int value = 5;
//act
tree1 = new MyTree <int>(value);
tree2 = new MyTree <int>();
tree2.AddNode(value);
//assert
Assert.Equal(tree1.RootNode, tree2.RootNode);
}
/// <summary>
/// 图层名称变更
/// </summary>
/// <param name="map"></param>
/// <param name="tree"></param>
/// <param name="cmd"></param>
private void ChangeLayerName(MapImage map, MyTree tree, string[] cmd)
{
if (cmd.Length != 4)
{
return;
}
TreeNode node = FindLayer(tree.Nodes[0], GetId(cmd[2]));
if (node == null)
{
return;
}
node.Text = cmd[3];
}
public void AddNode_AddNodeInt5BigerThenRoot4_CreateRightChildInt5ToRootNodeInt4()
{
//arrange
MyTree <int> tree;
int expected = 5;
int actual;
//act
tree = new MyTree <int>(4);
tree.AddNode(expected);
actual = tree.RootNode.RightNode.Value;
//assert
Assert.Equal(expected, actual);
}
public void Remove_RemoveRootValue_IfOneChildIsNullChooseAnother()
{
//arrenge
var tree = new MyTree <int>();
tree.Insert(5);
tree.Insert(2);
var remove = 5;
//act
tree.Remove(remove);
//assert
Assert.Equal(remove.ToString(), tree.Root.Data.ToString());
}
public void RemoveVoid_RemoveNullNode_ArgumentNullException()
{
//arrenge
var tree = new MyTree <string>();
tree.Insert("one");
tree.Insert("two");
tree.Insert("three");
//act
Action action = () => tree.Remove(null);
//assert
Assert.Throws <ArgumentNullException>(action);
}
public void Find_SearchNullValue_ArgumentNullException()
{
//arrenge
var tree = new MyTree <string>();
tree.Insert("one");
tree.Insert("two");
tree.Insert("three");
//act
Action action = () => tree.Find(null);
//assert
Assert.Throws <ArgumentNullException>(action);
}
public void GetEnumerator_GetEnumeratorForTree_EnumeratorIsNotNull()
{
//arrange
MyTree <int> tree = new MyTree <int>();
tree.Insert(10);
tree.Insert(15);
tree.Insert(1);
//act
IEnumerator result = ((IEnumerable)tree).GetEnumerator();
//assert
Assert.NotNull(result);
}
public void GetEnumerator_GetEnumeratorForeach_NotCheckElementsInEmptyTree()
{
//arrenge
var tree = new MyTree <int>();
bool check = true;
//act
foreach (var el in tree)
{
check = false;
}
//assert
Assert.True(check);
}
private static void TestMyTree()
{
var foo = new MyTree<int>();
foo.Insert(3);
foo.Insert(1);
foo.Insert(5);
Console.WriteLine("PreOrder");
foreach(var item in foo.PreOrder())
{
Console.WriteLine(item.Value);
}
Console.WriteLine("----------");
Console.WriteLine("PostOrder");
foreach (var item in foo.PostOrder())
{
Console.WriteLine(item.Value);
}
Console.WriteLine("----------");
Console.WriteLine("InOrder");
foreach (var item in foo.InOrder())
{
Console.WriteLine(item.Value);
}
Console.WriteLine("----------");
}