标签:... tests 06 bst tree 二叉 test ok Rust
环境
- Time 2022-04-21
- Rust 1.60.0
前言
说明
基于标准库来学习各种数据结构,并不是从头实现数据结构,未考虑实现性能。
实现了二叉搜索树的插入、检索和删除测试。
示例
测试模块
#[cfg(test)]
mod tests {
use super::*;
}
插入
#[test]
fn bst_插入() {
let mut tree = BinarySearchTree::default();
(0..10).for_each(|e| tree.insert(e));
assert!(tree.in_order().windows(2).all(|w| w[0] <= w[1]))
}
检索
#[test]
fn bst_检索() {
let mut tree = BinarySearchTree::default();
(0..10).for_each(|e| tree.insert(e));
assert!(tree.contains(&4));
}
删除
fn bst_删除() {
let mut tree = BinarySearchTree::default();
(0..10).for_each(|e| tree.insert(e));
assert_eq!(tree.remove(&4), Some(4));
assert!(tree.in_order().windows(2).all(|w| w[0] <= w[1]));
assert_eq!(tree.remove(&4), None);
}
测试
running 6 tests
test tree::binary_search_tree::tests::bst_删除 ... ok
test tree::binary_search_tree::tests::bst_插入 ... ok
test tree::binary_search_tree::tests::bst_检索 ... ok
test tree::binary_tree::tests::中序遍历 ... ok
test tree::binary_tree::tests::前序遍历 ... ok
test tree::binary_tree::tests::后序遍历 ... ok
test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
Doc-tests game
running 0 tests
test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
总结
测试了二叉树的插入、检索和删除方法。
附录
源码
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn bst_插入() {
let mut tree = BinarySearchTree::default();
(0..10).for_each(|e| tree.insert(e));
assert!(tree.in_order().windows(2).all(|w| w[0] <= w[1]))
}
#[test]
fn bst_删除() {
let mut tree = BinarySearchTree::default();
(0..10).for_each(|e| tree.insert(e));
assert_eq!(tree.remove(&4), Some(4));
assert!(tree.in_order().windows(2).all(|w| w[0] <= w[1]));
assert_eq!(tree.remove(&4), None);
}
#[test]
fn bst_检索() {
let mut tree = BinarySearchTree::default();
(0..10).for_each(|e| tree.insert(e));
assert!(tree.contains(&4));
}
}
标签:...,tests,06,bst,tree,二叉,test,ok,Rust 来源: https://www.cnblogs.com/jiangbo4444/p/16536146.html
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