重构 Component基类违反ECS纯粹性问题
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YHH
@@ -6,9 +6,6 @@ class TestComponent extends Component {
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public value: number = 100;
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public onAddedCalled = false;
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public onRemovedCalled = false;
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public onEnabledCalled = false;
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public onDisabledCalled = false;
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public updateCalled = false;
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public override onAddedToEntity(): void {
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this.onAddedCalled = true;
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@@ -17,18 +14,6 @@ class TestComponent extends Component {
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public override onRemovedFromEntity(): void {
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this.onRemovedCalled = true;
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}
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public override onEnabled(): void {
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this.onEnabledCalled = true;
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}
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public override onDisabled(): void {
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this.onDisabledCalled = true;
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}
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public override update(): void {
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this.updateCalled = true;
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}
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}
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class AnotherTestComponent extends Component {
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@@ -73,87 +58,10 @@ describe('Component - 组件基类测试', () => {
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});
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});
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describe('启用状态管理', () => {
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test('组件默认应该是启用的', () => {
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expect(component.enabled).toBe(true);
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});
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test('设置组件禁用状态应该工作', () => {
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component.enabled = false;
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expect(component.enabled).toBe(false);
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expect(component.onDisabledCalled).toBe(true);
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});
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test('重新启用组件应该工作', () => {
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component.enabled = false;
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component.onDisabledCalled = false;
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component.onEnabledCalled = false;
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component.enabled = true;
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expect(component.enabled).toBe(true);
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expect(component.onEnabledCalled).toBe(true);
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});
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test('设置相同的状态不应该触发回调', () => {
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component.enabled = true; // 已经是true
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expect(component.onEnabledCalled).toBe(false);
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component.enabled = false;
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component.onDisabledCalled = false;
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component.enabled = false; // 已经是false
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expect(component.onDisabledCalled).toBe(false);
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});
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test('组件启用状态应该受实体状态影响', () => {
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entity.addComponent(component);
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expect(component.enabled).toBe(true);
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// 禁用实体应该让组件表现为禁用
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entity.enabled = false;
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expect(component.enabled).toBe(false);
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// 重新启用实体
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entity.enabled = true;
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expect(component.enabled).toBe(true);
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});
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test('组件自身禁用时即使实体启用也应该是禁用的', () => {
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entity.addComponent(component);
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component.enabled = false;
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entity.enabled = true;
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expect(component.enabled).toBe(false);
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});
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test('没有实体时组件状态应该只取决于自身', () => {
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// 组件还没有添加到实体
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expect(component.enabled).toBe(true);
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component.enabled = false;
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expect(component.enabled).toBe(false);
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});
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});
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describe('更新顺序', () => {
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test('组件默认更新顺序应该是0', () => {
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expect(component.updateOrder).toBe(0);
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});
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test('应该能够设置更新顺序', () => {
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component.updateOrder = 10;
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expect(component.updateOrder).toBe(10);
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component.updateOrder = -5;
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expect(component.updateOrder).toBe(-5);
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});
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});
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describe('生命周期回调', () => {
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test('添加到实体时应该调用onAddedToEntity', () => {
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expect(component.onAddedCalled).toBe(false);
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entity.addComponent(component);
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expect(component.onAddedCalled).toBe(true);
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});
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@@ -161,106 +69,73 @@ describe('Component - 组件基类测试', () => {
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test('从实体移除时应该调用onRemovedFromEntity', () => {
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entity.addComponent(component);
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expect(component.onRemovedCalled).toBe(false);
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entity.removeComponent(component);
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expect(component.onRemovedCalled).toBe(true);
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});
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test('启用时应该调用onEnabled', () => {
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component.enabled = false;
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component.onEnabledCalled = false;
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component.enabled = true;
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expect(component.onEnabledCalled).toBe(true);
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});
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test('禁用时应该调用onDisabled', () => {
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expect(component.onDisabledCalled).toBe(false);
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component.enabled = false;
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expect(component.onDisabledCalled).toBe(true);
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});
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});
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describe('更新方法', () => {
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test('update方法应该可以被调用', () => {
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expect(component.updateCalled).toBe(false);
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component.update();
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expect(component.updateCalled).toBe(true);
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});
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test('基类的默认生命周期方法应该安全调用', () => {
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const baseComponent = new (class extends Component {})();
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// 这些方法不应该抛出异常
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expect(() => {
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baseComponent.onAddedToEntity();
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baseComponent.onRemovedFromEntity();
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baseComponent.onEnabled();
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baseComponent.onDisabled();
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baseComponent.update();
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}).not.toThrow();
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});
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});
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describe('实体关联', () => {
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test('组件应该能够访问其所属的实体', () => {
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entity.addComponent(component);
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expect(component.entity).toBe(entity);
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describe('实体-组件关系', () => {
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test('组件可以被添加到实体', () => {
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expect(() => {
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entity.addComponent(component);
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}).not.toThrow();
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expect(entity.hasComponent(TestComponent)).toBe(true);
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expect(entity.getComponent(TestComponent)).toBe(component);
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});
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test('组件移除后entity引用行为', () => {
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test('组件可以从实体移除', () => {
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entity.addComponent(component);
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expect(component.entity).toBe(entity);
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entity.removeComponent(component);
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// 移除后entity引用可能被清空，这是正常行为
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// 具体行为取决于实现，这里只测试不会抛出异常
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expect(() => {
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const _ = component.entity;
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entity.removeComponent(component);
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}).not.toThrow();
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expect(entity.hasComponent(TestComponent)).toBe(false);
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});
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});
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describe('边界情况', () => {
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test('多次启用禁用应该工作正常', () => {
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for (let i = 0; i < 10; i++) {
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component.enabled = false;
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expect(component.enabled).toBe(false);
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component.enabled = true;
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expect(component.enabled).toBe(true);
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}
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});
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test('极端更新顺序值应该被接受', () => {
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component.updateOrder = 999999;
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expect(component.updateOrder).toBe(999999);
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component.updateOrder = -999999;
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expect(component.updateOrder).toBe(-999999);
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});
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test('大量组件创建应该有不同的ID', () => {
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const components: Component[] = [];
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const count = 1000;
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for (let i = 0; i < count; i++) {
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components.push(new TestComponent());
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}
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// 检查所有ID都不同
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const ids = new Set(components.map(c => c.id));
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expect(ids.size).toBe(count);
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});
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test('组件应该是纯数据容器', () => {
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// 验证组件只有数据字段
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const comp = new TestComponent();
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expect(comp.value).toBe(100);
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// 可以修改数据
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comp.value = 200;
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expect(comp.value).toBe(200);
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});
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});
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describe('继承和多态', () => {
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test('不同类型的组件应该都继承自Component', () => {
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const test1 = new TestComponent();
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const test2 = new AnotherTestComponent();
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expect(test1).toBeInstanceOf(Component);
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expect(test2).toBeInstanceOf(Component);
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expect(test1).toBeInstanceOf(TestComponent);
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@@ -269,9 +144,10 @@ describe('Component - 组件基类测试', () => {
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test('组件应该能够重写基类方法', () => {
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const test = new TestComponent();
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test.update();
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expect(test.updateCalled).toBe(true);
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// 重写生命周期方法应该工作
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entity.addComponent(test);
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expect(test.onAddedCalled).toBe(true);
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});
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});
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});
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