2026-09-10 22:57:52 +08:00
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import assert from 'node:assert/strict'
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import { createRequire } from 'node:module'
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2026-09-22 19:08:16 +08:00
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/**
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* 小程序鉴权契约守卫
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*
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2026-09-22 21:41:30 +08:00
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* 覆盖此前只在真机/开发者工具上才会暴露的缺陷(2026-09-22 首页 401 事故及其延伸):
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2026-09-22 19:08:16 +08:00
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* 1. hydrate:没有 access token 时不得恢复登录态。
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2026-09-22 21:41:30 +08:00
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* 2. 登录:后端返回字段是 accessToken(不是 token),写错则 token 永远进不了
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* storage → 每个请求都不带 Authorization → 全站 401。
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* 3. 登录:后端返回 isNewUser(不是 needPhone),写错则 `!undefined === true`
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* → 每个用户一登录就被标记成「已绑手机号」。
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* 4. 刷新:/auth/refresh 需要 refreshToken(userId 可选,由令牌 subject 自证)。
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* 5. 递归:/auth/* 自身返回 401 时不得触发 onSessionExpired —— 否则
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* onSessionExpired → /auth/refresh → 401 → onSessionExpired 自我递归。
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*
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* 这些都是 `.js` 层缺陷,tsc 管不到(类型声明写的是 any),只有行为断言能兜住。
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*/
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2026-09-10 22:57:52 +08:00
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const removed = []
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const storage = {}
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globalThis.wx = {
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getStorageSync(key) {
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if (key in storage) return storage[key]
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if (key === 'isLoggedIn') return { isLoggedIn: true, userId: 'stale-user' }
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return ''
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},
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setStorageSync(key, value) {
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storage[key] = value
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},
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removeStorageSync(key) {
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removed.push(key)
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delete storage[key]
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},
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}
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const require = createRequire(import.meta.url)
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// ---- 1. hydrate:无 token 不得恢复登录态 ----
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const authStore = require('../miniapp/stores/authStore.js')
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authStore.hydrate()
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assert.equal(authStore.state.isLoggedIn, false, '没有 access token 时不得恢复登录态')
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assert.ok(removed.includes('isLoggedIn'), '应清理失真的登录快照')
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const api = require('../miniapp/utils/api.js')
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// ---- 2. 登录:必须持久化 accessToken,并按 isNewUser 判定手机号绑定 ----
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api.post = async () => ({
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accessToken: 'ACC-1',
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refreshToken: 'REF-1',
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userId: 'u-1',
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expiresIn: 7200,
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isNewUser: true, // 后端语义:true = 还没有手机号
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})
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assert.ok(authStore.loginWithWechat, '登录方法必须存在')
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await authStore.loginWithWechat('wx-code')
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assert.equal(
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storage.accessToken,
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'ACC-1',
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'登录后必须把后端返回的 accessToken 写入 storage(字段名写成 token 会落空 → 全站 401)',
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)
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assert.equal(storage.refreshToken, 'REF-1', '登录后必须写入 refreshToken')
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assert.equal(
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authStore.state.phoneBound,
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false,
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'isNewUser=true 表示尚未绑定手机号,phoneBound 必须为 false(读 needPhone 会得到 !undefined === true)',
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)
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// 反向:已绑号用户必须被标成已绑定,防止把 phoneBound 写死成 false 也能过
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const boundStore = require('../miniapp/stores/authStore.js')
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api.post = async () => ({
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accessToken: 'ACC-9',
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refreshToken: 'REF-9',
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userId: 'u-9',
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expiresIn: 7200,
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isNewUser: false,
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})
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await boundStore.loginWithWechat('wx-code-2')
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assert.equal(
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boundStore.state.phoneBound,
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true,
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'isNewUser=false 表示已绑手机号,phoneBound 必须为 true(映射方向不得反)',
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)
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// ---- 3. 刷新:必须带 refreshToken + userId,并持久化新的 accessToken ----
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// 期望值从当前登录态动态取(上面做过两次登录),避免硬编码与执行顺序耦合。
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// 前置断言保证动态期望不是「两边都是 undefined」的假通过。
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const expectedRefreshToken = storage.refreshToken
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const expectedUserId = authStore.state.userId
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assert.ok(expectedRefreshToken, '前置:storage 中必须有 refreshToken')
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assert.ok(expectedUserId, '前置:登录态中必须有 userId')
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let refreshBody = null
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api.post = async (url, body) => {
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if (url === '/auth/refresh') {
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refreshBody = body
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return { accessToken: 'ACC-2', refreshToken: 'REF-2', expiresIn: 7200 }
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}
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return {}
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}
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await authStore.refresh()
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assert.ok(refreshBody, '刷新必须发起 /auth/refresh 请求')
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assert.equal(refreshBody.refreshToken, expectedRefreshToken, '刷新请求必须携带 refreshToken')
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assert.equal(
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refreshBody.userId,
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expectedUserId,
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'刷新请求必须携带 userId(后端会校验它与令牌主体一致,串号需被拦下)',
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)
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assert.equal(refreshBody.userId, authStore.state.userId, 'userId 必须取自当前登录态')
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assert.equal(storage.accessToken, 'ACC-2', '刷新成功后必须持久化新的 accessToken')
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2026-09-22 21:41:30 +08:00
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// ---- 4. /auth/* 返回 401 不得递归触发 Session 失效 ----
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delete api.post // 解除上面的桩,回到真实的 request 路径
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delete api.get
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let sessionExpiredCalls = 0
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api.onSessionExpired = () => {
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sessionExpiredCalls += 1
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}
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globalThis.wx.request = (opts) => {
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opts.success({
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statusCode: 401,
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data: { success: false, code: 'UNAUTHORIZED', message: 'Refresh Token 无效或已过期' },
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})
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}
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await api.post('/auth/refresh', { refreshToken: 'dead' }).then(
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() => {
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throw new Error('401 必须 reject')
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},
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(err) => {
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assert.equal(err.code, 'UNAUTHORIZED', '应把服务端业务码透传给调用方')
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},
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)
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assert.equal(
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sessionExpiredCalls,
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0,
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'/auth/* 返回 401 不得触发 onSessionExpired —— 否则刷新与失效互相递归,页面会无限打 /auth/refresh',
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)
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assert.equal(storage.accessToken, 'ACC-2', '/auth/* 的 401 不得擅自清 token,清理由 AuthStore 判定')
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// 对照:业务端点的 401 仍必须触发 Session 失效流程(守卫不得把正常路径一起挡掉)
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await api.get('/home').then(
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() => {
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throw new Error('401 必须 reject')
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},
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() => {},
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)
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assert.equal(
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sessionExpiredCalls,
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1,
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'业务端点 401 必须触发 onSessionExpired(否则不会尝试刷新,用户被直接踢出)',
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)
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assert.equal(storage.accessToken, undefined, '业务端点 401 应清理本地 token')
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2026-09-10 22:57:52 +08:00
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console.log('Miniapp auth contracts passed')
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