使用Lerna 和 monorepo管理项目结构
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YHH
309
packages/core/tests/performance/Matcher.performance.test.ts
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309
packages/core/tests/performance/Matcher.performance.test.ts
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/**
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* Matcher性能测试
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*
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* 注意：性能测试结果可能因平台而异，主要用于性能回归检测
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*/
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import { Scene } from '../../src/ECS/Scene';
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import { Entity } from '../../src/ECS/Entity';
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import { Component } from '../../src/ECS/Component';
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import { Matcher } from '../../src/ECS/Utils/Matcher';
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// 测试组件
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class Position extends Component {
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public x: number = 0;
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public y: number = 0;
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constructor(...args: unknown[]) {
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super();
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if (args.length >= 1) this.x = args[0] as number;
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if (args.length >= 2) this.y = args[1] as number;
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}
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}
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class Velocity extends Component {
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public vx: number = 0;
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public vy: number = 0;
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constructor(...args: unknown[]) {
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super();
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if (args.length >= 1) this.vx = args[0] as number;
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if (args.length >= 2) this.vy = args[1] as number;
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}
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}
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class Health extends Component {
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public hp: number = 100;
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constructor(...args: unknown[]) {
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super();
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if (args.length >= 1) this.hp = args[0] as number;
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}
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}
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class Weapon extends Component {
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public damage: number = 10;
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constructor(...args: unknown[]) {
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super();
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if (args.length >= 1) this.damage = args[0] as number;
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}
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}
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describe('Matcher性能测试', () => {
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let scene: Scene;
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beforeEach(() => {
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scene = new Scene();
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scene.begin();
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});
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afterEach(() => {
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scene.end();
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});
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const createTestEntities = (count: number): Entity[] => {
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const entities: Entity[] = [];
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for (let i = 0; i < count; i++) {
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const entity = scene.createEntity(`Entity${i}`);
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// 确定性的组件分配
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if (i % 3 !== 0) entity.addComponent(new Position(i, i));
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if (i % 2 === 0) entity.addComponent(new Velocity(i % 10, i % 10));
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if (i % 4 !== 0) entity.addComponent(new Health(100 - (i % 50)));
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if (i % 5 === 0) entity.addComponent(new Weapon(i % 20));
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entities.push(entity);
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}
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return entities;
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};
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test('小规模性能测试 (100个实体)', () => {
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const entities = createTestEntities(100);
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const matcher = Matcher.create(scene.querySystem)
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.all(Position, Velocity);
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console.log('\n=== 小规模测试 (100个实体) ===');
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// 传统逐个检查
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const matcherStart = performance.now();
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let matcherCount = 0;
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for (const entity of entities) {
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if (matcher.matches(entity)) {
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matcherCount++;
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}
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}
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const matcherTime = performance.now() - matcherStart;
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// QuerySystem批量查询
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const queryStart = performance.now();
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const queryResult = scene.querySystem.queryAll(Position, Velocity);
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const queryTime = performance.now() - queryStart;
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// Matcher批量查询
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const batchStart = performance.now();
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const batchResult = matcher.query();
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const batchTime = performance.now() - batchStart;
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console.log(`传统逐个: ${matcherTime.toFixed(3)}ms (${matcherCount}个匹配)`);
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console.log(`QuerySystem: ${queryTime.toFixed(3)}ms (${queryResult.count}个匹配)`);
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console.log(`Matcher批量: ${batchTime.toFixed(3)}ms (${batchResult.length}个匹配)`);
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console.log(`性能提升: ${(matcherTime/batchTime).toFixed(1)}x`);
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// 验证结果一致性
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expect(matcherCount).toBe(queryResult.count);
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expect(batchResult.length).toBe(queryResult.count);
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// 性能断言（宽松，避免平台差异）
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expect(batchTime).toBeLessThan(matcherTime * 2);
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});
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test('中等规模性能测试 (1000个实体)', () => {
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const entities = createTestEntities(1000);
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const matcher = Matcher.create(scene.querySystem)
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.all(Position, Velocity);
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console.log('\n=== 中等规模测试 (1000个实体) ===');
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// 传统方式
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const matcherStart = performance.now();
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let matcherCount = 0;
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for (const entity of entities) {
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if (matcher.matches(entity)) {
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matcherCount++;
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}
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}
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const matcherTime = performance.now() - matcherStart;
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// QuerySystem方式
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const queryStart = performance.now();
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const queryResult = scene.querySystem.queryAll(Position, Velocity);
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const queryTime = performance.now() - queryStart;
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console.log(`传统逐个: ${matcherTime.toFixed(3)}ms (${matcherCount}个匹配)`);
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console.log(`QuerySystem: ${queryTime.toFixed(3)}ms (${queryResult.count}个匹配)`);
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console.log(`性能提升: ${(matcherTime/queryTime).toFixed(1)}x`);
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expect(matcherCount).toBe(queryResult.count);
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expect(queryTime).toBeLessThan(matcherTime);
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});
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test('大规模性能测试 (5000个实体)', () => {
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const entities = createTestEntities(5000);
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const matcher = Matcher.create(scene.querySystem)
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.all(Position, Velocity);
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console.log('\n=== 大规模测试 (5000个实体) ===');
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// 传统方式
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const matcherStart = performance.now();
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let matcherCount = 0;
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for (const entity of entities) {
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if (matcher.matches(entity)) {
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matcherCount++;
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}
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}
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const matcherTime = performance.now() - matcherStart;
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// QuerySystem方式
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const queryStart = performance.now();
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const queryResult = scene.querySystem.queryAll(Position, Velocity);
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const queryTime = performance.now() - queryStart;
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console.log(`传统逐个: ${matcherTime.toFixed(3)}ms (${matcherCount}个匹配)`);
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console.log(`QuerySystem: ${queryTime.toFixed(3)}ms (${queryResult.count}个匹配)`);
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console.log(`性能提升: ${(matcherTime/queryTime).toFixed(1)}x`);
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expect(matcherCount).toBe(queryResult.count);
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expect(queryTime).toBeLessThan(matcherTime);
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});
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test('重复查询缓存性能', () => {
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createTestEntities(2000);
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const matcher = Matcher.create(scene.querySystem)
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.all(Position, Velocity);
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const repeatCount = 10;
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console.log('\n=== 重复查询缓存测试 (2000个实体, 10次查询) ===');
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// 首次查询（建立缓存）
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const firstResult = matcher.query();
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// 重复查询测试
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const repeatStart = performance.now();
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for (let i = 0; i < repeatCount; i++) {
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const result = matcher.query();
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expect(result.length).toBe(firstResult.length);
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}
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const repeatTime = performance.now() - repeatStart;
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// QuerySystem重复查询对比
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const queryStart = performance.now();
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for (let i = 0; i < repeatCount; i++) {
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scene.querySystem.queryAll(Position, Velocity);
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}
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const queryTime = performance.now() - queryStart;
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console.log(`Matcher重复: ${repeatTime.toFixed(3)}ms (${(repeatTime/repeatCount).toFixed(3)}ms/次)`);
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console.log(`QuerySystem重复: ${queryTime.toFixed(3)}ms (${(queryTime/repeatCount).toFixed(3)}ms/次)`);
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console.log(`缓存优势: ${(queryTime/repeatTime).toFixed(1)}x`);
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// 宽松的性能断言（允许平台差异）
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expect(repeatTime).toBeLessThan(queryTime * 5);
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});
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test('复杂查询性能测试', () => {
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const entities = createTestEntities(1000);
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console.log('\n=== 复杂查询测试 (1000个实体) ===');
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console.log('查询条件: all(Position) + any(Velocity, Weapon) + none(Health)');
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// Matcher复杂查询
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const matcher = Matcher.create(scene.querySystem)
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.all(Position)
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.any(Velocity, Weapon)
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.none(Health);
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const matcherStart = performance.now();
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let matcherCount = 0;
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for (const entity of entities) {
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if (matcher.matches(entity)) {
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matcherCount++;
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}
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}
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const matcherTime = performance.now() - matcherStart;
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// QuerySystem分步查询
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const queryStart = performance.now();
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const posResult = scene.querySystem.queryAll(Position);
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const velResult = scene.querySystem.queryAll(Velocity);
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const weaponResult = scene.querySystem.queryAll(Weapon);
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const healthResult = scene.querySystem.queryAll(Health);
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const posSet = new Set(posResult.entities);
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const velSet = new Set(velResult.entities);
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const weaponSet = new Set(weaponResult.entities);
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const healthSet = new Set(healthResult.entities);
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let queryCount = 0;
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for (const entity of entities) {
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const hasPos = posSet.has(entity);
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const hasVelOrWeapon = velSet.has(entity) || weaponSet.has(entity);
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const hasHealth = healthSet.has(entity);
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if (hasPos && hasVelOrWeapon && !hasHealth) {
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queryCount++;
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}
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}
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const queryTime = performance.now() - queryStart;
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console.log(`Matcher复杂: ${matcherTime.toFixed(3)}ms (${matcherCount}个匹配)`);
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console.log(`分步QuerySystem: ${queryTime.toFixed(3)}ms (${queryCount}个匹配)`);
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console.log(`性能比: ${(matcherTime/queryTime).toFixed(2)}x`);
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// 验证结果一致性
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expect(matcherCount).toBe(queryCount);
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// 宽松的性能断言（复杂查询可能有差异）
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expect(matcherTime).toBeLessThan(queryTime * 10);
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});
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test('缓存失效性能影响', () => {
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createTestEntities(1000);
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const matcher = Matcher.create(scene.querySystem)
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.all(Position);
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console.log('\n=== 缓存失效性能测试 ===');
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// 首次查询
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const firstStart = performance.now();
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const firstResult = matcher.query();
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const firstTime = performance.now() - firstStart;
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// 重复查询（缓存命中）
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const cachedStart = performance.now();
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const cachedResult = matcher.query();
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const cachedTime = performance.now() - cachedStart;
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// 添加新实体（使缓存失效）
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const newEntity = scene.createEntity('CacheInvalidator');
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newEntity.addComponent(new Position(999, 999));
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// 缓存失效后的查询
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const invalidatedStart = performance.now();
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const invalidatedResult = matcher.query();
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const invalidatedTime = performance.now() - invalidatedStart;
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console.log(`首次查询: ${firstTime.toFixed(3)}ms (${firstResult.length}个结果)`);
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console.log(`缓存查询: ${cachedTime.toFixed(3)}ms (${cachedResult.length}个结果)`);
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console.log(`失效查询: ${invalidatedTime.toFixed(3)}ms (${invalidatedResult.length}个结果)`);
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// 验证功能正确性
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expect(cachedResult.length).toBe(firstResult.length);
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expect(invalidatedResult.length).toBe(firstResult.length + 1);
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// 性能验证
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expect(cachedTime).toBeLessThan(firstTime);
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expect(invalidatedTime).toBeGreaterThan(cachedTime);
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});
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});
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