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- FlagSystem.loadState 按 key 复用现有 FlagCommonField 并用 fromStructured 原地写值 - 存档中不存在的字段一律删除（以存档为准） - IFlagSystem.loadState jsDoc 补写同引用与删除语义 - 新增同实例保真、getOrInsert 复用、结构化值恢复、删除多余字段回归用例 - flag/saveLoad.test.ts 的「重建字段对象」断言按 Q1=A 裁决改为同实例保真
79 lines
2.6 KiB
TypeScript
79 lines
2.6 KiB
TypeScript
// 测试全局 Flag 系统存读档：同实例往返、占用状态与存档克隆
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import { afterAll, describe, expect, it, vi } from 'vitest';
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import { FlagSystem } from './system';
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vi.hoisted(() => {
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vi.stubGlobal('main', { replayChecking: true });
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vi.stubGlobal('location', { origin: 'http://localhost' });
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Map.prototype.getOrInsert ??= function <K, V>(
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this: Map<K, V>,
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key: K,
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value: V
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): V {
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const existing = this.get(key);
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if (existing !== undefined) return existing;
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this.set(key, value);
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return value;
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};
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Map.prototype.getOrInsertComputed ??= function <K, V>(
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this: Map<K, V>,
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key: K,
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callback: (key: K) => V
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): V {
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const existing = this.get(key);
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if (existing !== undefined) return existing;
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const value = callback(key);
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this.set(key, value);
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return value;
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};
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});
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afterAll(() => {
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vi.unstubAllGlobals();
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});
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describe('FlagSystem save and load round trips', () => {
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// 验证字段数值与占用状态在同实例上恢复
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it('restores field values and occupancy on the same instance', () => {
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const system = new FlagSystem();
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system.setFieldValue('score', 7);
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system.addFieldValue('score', 5);
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system.setFieldValue('name', 'hero');
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const saved = system.saveState();
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system.setFieldValue('score', 0);
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system.deleteField('name');
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system.loadState(saved);
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expect(system.getFieldValue<number>('score')).toBe(12);
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expect(system.occupied('score')).toBe(true);
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expect(system.getFieldValue<string>('name')).toBe('hero');
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expect(system.occupied('name')).toBe(true);
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});
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// 验证 saveState 返回分离克隆，修改存档不会影响系统
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it('returns a separated clone from saveState', () => {
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const system = new FlagSystem();
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system.setFieldValue('score', 7);
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const saved = system.saveState();
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saved.fields.set('score', 999);
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saved.fields.set('extra', 1);
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expect(system.getFieldValue<number>('score')).toBe(7);
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expect(system.occupied('extra')).toBe(false);
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});
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// 验证 loadState 在同实例上原地恢复字段值（#06-17-5）
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it('keeps field objects on loadState', () => {
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const system = new FlagSystem();
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const before = system.insertField('score', 7);
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const saved = system.saveState();
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system.loadState(saved);
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expect(system.getField('score')).toBe(before);
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expect(system.getFieldValue<number>('score')).toBe(7);
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});
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});
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