使用Lerna 和 monorepo管理项目结构
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YHH
272
packages/core/tests/ECS/Entity.test.ts
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272
packages/core/tests/ECS/Entity.test.ts
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import { Entity } from '../../src/ECS/Entity';
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import { Component } from '../../src/ECS/Component';
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// 测试组件类
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class TestPositionComponent 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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const [x = 0, y = 0] = args as [number?, number?];
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this.x = x;
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this.y = y;
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}
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}
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class TestHealthComponent extends Component {
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public health: number = 100;
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constructor(...args: unknown[]) {
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super();
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const [health = 100] = args as [number?];
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this.health = health;
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}
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}
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class TestVelocityComponent 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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const [vx = 0, vy = 0] = args as [number?, number?];
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this.vx = vx;
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this.vy = vy;
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}
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}
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class TestRenderComponent extends Component {
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public visible: boolean = true;
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constructor(...args: unknown[]) {
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super();
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const [visible = true] = args as [boolean?];
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this.visible = visible;
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}
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}
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describe('Entity - 组件缓存优化测试', () => {
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let entity: Entity;
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beforeEach(() => {
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// 创建新的实体
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entity = new Entity('TestEntity', 1);
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});
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describe('基本功能测试', () => {
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test('应该能够创建实体', () => {
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expect(entity.name).toBe('TestEntity');
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expect(entity.id).toBe(1);
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expect(entity.components.length).toBe(0);
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});
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test('应该能够添加组件', () => {
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const position = new TestPositionComponent(10, 20);
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const addedComponent = entity.addComponent(position);
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expect(addedComponent).toBe(position);
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expect(entity.components.length).toBe(1);
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expect(entity.components[0]).toBe(position);
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expect(position.entity).toBe(entity);
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});
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test('应该能够获取组件', () => {
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const position = new TestPositionComponent(10, 20);
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entity.addComponent(position);
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const retrieved = entity.getComponent(TestPositionComponent);
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expect(retrieved).toBe(position);
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expect(retrieved?.x).toBe(10);
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expect(retrieved?.y).toBe(20);
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});
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test('应该能够检查组件存在性', () => {
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const position = new TestPositionComponent(10, 20);
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entity.addComponent(position);
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expect(entity.hasComponent(TestPositionComponent)).toBe(true);
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expect(entity.hasComponent(TestHealthComponent)).toBe(false);
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});
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test('应该能够移除组件', () => {
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const position = new TestPositionComponent(10, 20);
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entity.addComponent(position);
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entity.removeComponent(position);
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expect(entity.components.length).toBe(0);
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expect(entity.hasComponent(TestPositionComponent)).toBe(false);
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expect(position.entity).toBeNull();
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});
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});
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describe('多组件管理测试', () => {
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test('应该能够管理多个不同类型的组件', () => {
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const position = new TestPositionComponent(10, 20);
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const health = new TestHealthComponent(150);
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const velocity = new TestVelocityComponent(5, -3);
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entity.addComponent(position);
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entity.addComponent(health);
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entity.addComponent(velocity);
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expect(entity.components.length).toBe(3);
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expect(entity.hasComponent(TestPositionComponent)).toBe(true);
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expect(entity.hasComponent(TestHealthComponent)).toBe(true);
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expect(entity.hasComponent(TestVelocityComponent)).toBe(true);
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});
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test('应该能够正确获取多个组件', () => {
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const position = new TestPositionComponent(10, 20);
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const health = new TestHealthComponent(150);
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const velocity = new TestVelocityComponent(5, -3);
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entity.addComponent(position);
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entity.addComponent(health);
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entity.addComponent(velocity);
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const retrievedPosition = entity.getComponent(TestPositionComponent);
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const retrievedHealth = entity.getComponent(TestHealthComponent);
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const retrievedVelocity = entity.getComponent(TestVelocityComponent);
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expect(retrievedPosition).toBe(position);
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expect(retrievedHealth).toBe(health);
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expect(retrievedVelocity).toBe(velocity);
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});
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test('应该能够批量添加组件', () => {
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const components = [
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new TestPositionComponent(10, 20),
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new TestHealthComponent(150),
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new TestVelocityComponent(5, -3)
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];
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const addedComponents = entity.addComponents(components);
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expect(addedComponents.length).toBe(3);
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expect(entity.components.length).toBe(3);
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expect(addedComponents[0]).toBe(components[0]);
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expect(addedComponents[1]).toBe(components[1]);
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expect(addedComponents[2]).toBe(components[2]);
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});
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test('应该能够移除所有组件', () => {
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entity.addComponent(new TestPositionComponent(10, 20));
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entity.addComponent(new TestHealthComponent(150));
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entity.addComponent(new TestVelocityComponent(5, -3));
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entity.removeAllComponents();
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expect(entity.components.length).toBe(0);
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expect(entity.hasComponent(TestPositionComponent)).toBe(false);
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expect(entity.hasComponent(TestHealthComponent)).toBe(false);
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expect(entity.hasComponent(TestVelocityComponent)).toBe(false);
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});
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});
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describe('性能优化验证', () => {
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test('位掩码应该正确工作', () => {
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const position = new TestPositionComponent(10, 20);
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const health = new TestHealthComponent(150);
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entity.addComponent(position);
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entity.addComponent(health);
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// 位掩码应该反映组件的存在
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expect(entity.hasComponent(TestPositionComponent)).toBe(true);
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expect(entity.hasComponent(TestHealthComponent)).toBe(true);
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expect(entity.hasComponent(TestVelocityComponent)).toBe(false);
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});
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test('索引映射应该正确维护', () => {
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const position = new TestPositionComponent(10, 20);
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const health = new TestHealthComponent(150);
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const velocity = new TestVelocityComponent(5, -3);
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entity.addComponent(position);
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entity.addComponent(health);
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entity.addComponent(velocity);
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// 获取组件应该通过索引映射快速完成
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const retrievedPosition = entity.getComponent(TestPositionComponent);
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const retrievedHealth = entity.getComponent(TestHealthComponent);
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const retrievedVelocity = entity.getComponent(TestVelocityComponent);
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expect(retrievedPosition).toBe(position);
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expect(retrievedHealth).toBe(health);
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expect(retrievedVelocity).toBe(velocity);
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});
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test('组件获取性能应该良好', () => {
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const position = new TestPositionComponent(10, 20);
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const health = new TestHealthComponent(150);
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const velocity = new TestVelocityComponent(5, -3);
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const render = new TestRenderComponent(true);
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entity.addComponent(position);
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entity.addComponent(health);
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entity.addComponent(velocity);
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entity.addComponent(render);
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// 测试大量获取操作的性能
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const iterations = 1000;
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const startTime = performance.now();
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for (let i = 0; i < iterations; i++) {
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entity.getComponent(TestPositionComponent);
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entity.getComponent(TestHealthComponent);
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entity.getComponent(TestVelocityComponent);
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entity.getComponent(TestRenderComponent);
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}
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const endTime = performance.now();
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const duration = endTime - startTime;
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// 1000次 * 4个组件 = 4000次获取操作应该在合理时间内完成
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expect(duration).toBeLessThan(100); // 应该在100ms内完成
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});
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});
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describe('边界情况测试', () => {
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test('获取不存在的组件应该返回null', () => {
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const result = entity.getComponent(TestPositionComponent);
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expect(result).toBeNull();
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});
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test('不应该允许添加重复类型的组件', () => {
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const position1 = new TestPositionComponent(10, 20);
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const position2 = new TestPositionComponent(30, 40);
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entity.addComponent(position1);
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expect(() => {
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entity.addComponent(position2);
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}).toThrow();
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});
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test('移除不存在的组件应该安全处理', () => {
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const position = new TestPositionComponent(10, 20);
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expect(() => {
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entity.removeComponent(position);
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}).not.toThrow();
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});
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test('调试信息应该正确反映实体状态', () => {
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const position = new TestPositionComponent(10, 20);
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const health = new TestHealthComponent(150);
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entity.addComponent(position);
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entity.addComponent(health);
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const debugInfo = entity.getDebugInfo();
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expect(debugInfo.name).toBe('TestEntity');
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expect(debugInfo.id).toBe(1);
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expect(debugInfo.componentCount).toBe(2);
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expect(debugInfo.componentTypes).toContain('TestPositionComponent');
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expect(debugInfo.componentTypes).toContain('TestHealthComponent');
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expect(debugInfo.indexMappingSize).toBe(2);
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});
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});
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});
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