hello-algo/codes/go/chapter_tree/binary_search_tree_test.go

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// File: binary_search_tree_test.go
// Created Time: 2022-11-26
// Author: Reanon (793584285@qq.com)
package chapter_tree
import (
"fmt"
"testing"
)
func TestBinarySearchTree(t *testing.T) {
nums := []int{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15}
bst := newBinarySearchTree(nums)
fmt.Println("\n初始化的二叉树为:")
bst.print()
// 获取根节点
node := bst.getRoot()
fmt.Println("\n二叉树的根节点为:", node.Val)
// 查找节点
2023-01-11 01:56:08 +08:00
node = bst.search(7)
fmt.Println("查找到的节点对象为", node, ",节点值 =", node.Val)
// 插入节点
bst.insert(16)
fmt.Println("\n插入节点后 16 的二叉树为:")
bst.print()
// 删除节点
bst.remove(1)
fmt.Println("\n删除节点 1 后的二叉树为:")
bst.print()
bst.remove(2)
fmt.Println("\n删除节点 2 后的二叉树为:")
bst.print()
bst.remove(4)
fmt.Println("\n删除节点 4 后的二叉树为:")
bst.print()
}