后台

backend/tests/health.test.ts

@@ -0,0 +1,12 @@
+import { describe, it, expect } from 'vitest';
+import request from 'supertest';
+import { createApp } from '../src/app.js';
+
+describe('health', () => {
+  it('ok (200 if DB reachable, 503 if not — both acceptable, never 500)', async () => {
+    const res = await request(createApp()).get('/api/health');
+    // 单元环境无容器连不上 → 503;有容器 → 200。两者都算通过(只杜绝 500 崩)
+    expect([200, 503]).toContain(res.status);
+    expect(res.body).toHaveProperty('ok');
+  });
+});