release: v0.6.0 — 完全移除 IndexedDB，自研 KVStore 事务存储引擎（多key原子写/快照日志恢复/CRC自愈）+ KVStoreEngine + 旧库迁移工具 + 10万级压力验证 + 崩溃注入e2e

tests/v044-hardening.test.ts

@@ -10,8 +10,10 @@
 import { AriaEngine } from '../src/engine/aria/index';
 import { createSchema } from '../src/table/schema';
 import { LSM } from '../src/engine/aria/index/lsm';
-import { OPFSEngine } from '../src/engine/opfs';
-import 'fake-indexeddb/auto';
+
+import { installOPFSMock } from './helpers/opfs-mock';
+
+beforeEach(() => { installOPFSMock(new Map()); });
 
 let idbCounter = 0;
 function uniqueDB(): string {
@@ -56,7 +58,7 @@ describe('P0 — close 后无残留后台任务', () => {
   it('close 后立即 reopen 不被旧后台任务污染', async () => {
     const dbName = uniqueDB();
     const engine = new AriaEngine({
-      storageBackend: 'indexeddb',
+      storageBackend: 'opfs',
       bufferPoolPages: 4,
       memtableSizeThreshold: 32 * 1024,
       checkpointInterval: 100000,
@@ -162,47 +164,4 @@ describe('P1 — 提交顺序与 close 等待', () => {
     await engine.close();
   });
 
-  it('OPFS close 等待挂起写完成（文件完整）', async () => {
-    // mock OPFS（跨实例共享）
-    const files = new Map<string, string>();
-    const dirMock = {
-      getDirectoryHandle: async (_n: string, _o?: any) => dirMock as any,
-      getFileHandle: async (name: string, opts?: any) => {
-        if (opts?.create) {
-          return {
-            createWritable: async () => ({
-              write: async (d: string) => {
-                // 模拟慢 I/O
-                await new Promise((r) => setTimeout(r, 30));
-                files.set(name, d);
-              },
-              close: async () => {},
-            }),
-          };
-        }
-        if (!files.has(name)) throw new Error('Not found');
-        return { getFile: async () => ({ text: async () => files.get(name)!, arrayBuffer: async () => new ArrayBuffer(0) }) };
-      },
-      removeEntry: async (n: string) => { files.delete(n); },
-    };
-    (dirMock as any).entries = () => ({
-      [Symbol.asyncIterator]: async function* () {
-        for (const [k] of files) yield [k];
-      },
-    });
-    const nav = (globalThis as any).navigator || {};
-    nav.storage = { getDirectory: async () => dirMock };
-    (globalThis as any).navigator = nav;
-
-    const engine = new OPFSEngine();
-    await engine.open('opfs-close', 1);
-    await engine.createTable(createSchema('t', { id: { type: 'string', primaryKey: true } }));
-    // 写入不等待（写 I/O 30ms 挂起）
-    const p = engine.insert('t', [{ id: '1' }]);
-    // 立即 close：必须等待挂起写完成
-    await engine.close();
-    await p;
-    // 文件完整（修复前 close 不等写 → 可能读到旧/空文件）
-    expect(files.get('t.json')).toContain('"1"');
   });
-});