3585219637
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Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
54 lines
1.5 KiB
TypeScript
54 lines
1.5 KiB
TypeScript
/** 创建测试用内存 Storage；仅用于 Vitest 环境，不影响生产浏览器存储实现。 */
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function createMemoryStorage(): Storage {
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const store = new Map<string, string>();
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return {
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get length() {
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return store.size;
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},
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clear() {
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store.clear();
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},
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getItem(key: string) {
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return store.has(key) ? store.get(key)! : null;
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},
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key(index: number) {
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return Array.from(store.keys())[index] ?? null;
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},
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removeItem(key: string) {
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store.delete(key);
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},
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setItem(key: string, value: string) {
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store.set(key, String(value));
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},
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};
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}
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/** 同时挂到 window 与 globalThis，兼容直接访问 localStorage 的历史测试。 */
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function installStorage(name: 'localStorage' | 'sessionStorage') {
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const existing =
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typeof window !== 'undefined'
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? (window[name] as Storage | undefined)
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: undefined;
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const storage = existing ?? createMemoryStorage();
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if (typeof window !== 'undefined') {
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Object.defineProperty(window, name, {
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configurable: true,
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value: storage,
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writable: true,
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});
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}
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Object.defineProperty(globalThis, name, {
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configurable: true,
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value: storage,
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writable: true,
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});
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}
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// Node 26 默认不再提供可直接访问的 localStorage；happy-dom 在当前组合下也可能未挂载。
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// 这里统一补齐浏览器存储对象，避免全仓单测因环境缺口假红。
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installStorage('localStorage');
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installStorage('sessionStorage');
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