数字我 Digital Me：全量入库（大文件走 Git LFS）

digital-me-backend/test/asyncRouter.test.js

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+// 回归测试：asyncRouter 把 async 路由的抛错/reject 转给错误中间件，
+// 不再让请求静默挂起（Express4 不自动捕获 async reject）。
+import { test, before, after } from 'node:test';
+import assert from 'node:assert/strict';
+import express from 'express';
+import http from 'node:http';
+import { asyncRouter } from '../src/lib/asyncRouter.js';
+
+let server, base;
+
+before(async () => {
+  const r = asyncRouter();
+  r.get('/ok', async (_q, res) => res.json({ ok: true }));
+  r.get('/async-throw', async () => { throw new Error('boom-async'); });
+  r.get('/sync-throw', () => { throw new Error('boom-sync'); });
+  r.get('/mw', (_q, _s, next) => next(), async (_q, res) => res.json({ via: 'mw' }));
+  const app = express();
+  app.use(r);
+  app.use((err, _q, res, _n) => res.status(500).json({ error: err.message })); // 错误中间件(arity 4)不被包裹
+  server = http.createServer(app).listen(0);
+  await new Promise((ok) => server.once('listening', ok));
+  base = `http://127.0.0.1:${server.address().port}`;
+});
+
+after(() => server.close());
+
+async function get(path) {
+  const res = await fetch(base + path);
+  return { status: res.status, body: await res.json() };
+}
+
+test('正常 async 路由返回 200', async () => {
+  const r = await get('/ok');
+  assert.equal(r.status, 200);
+  assert.deepEqual(r.body, { ok: true });
+});
+
+test('async 抛错 → 转错误中间件返回 500（不挂起）', async () => {
+  const r = await get('/async-throw');
+  assert.equal(r.status, 500);
+  assert.equal(r.body.error, 'boom-async');
+});
+
+test('同步抛错 → 500', async () => {
+  const r = await get('/sync-throw');
+  assert.equal(r.status, 500);
+  assert.equal(r.body.error, 'boom-sync');
+});
+
+test('sync 中间件 + async handler 链路正常', async () => {
+  const r = await get('/mw');
+  assert.equal(r.status, 200);
+  assert.deepEqual(r.body, { via: 'mw' });
+});