feat: 添加构建时间信息和相关功能

back-end/tests/integration/wechat.test.js

@@ -1,12 +1,16 @@
 const test = require('node:test')
 const assert = require('node:assert/strict')
 const request = require('supertest')
+const fs = require('fs')
+const path = require('path')
 
 const env = require('../../src/config/env')
 const { createApp } = require('../../src/index')
 const userService = require('../../src/services/userService')
 
-test('POST /api/health 返回统一结构', async () => {
+const buildInfoPath = path.resolve(__dirname, '..', '..', 'build-info.json')
+
+test('POST /api/health 仍返回统一结构', async () => {
     const app = createApp()
     const response = await request(app).post('/api/health').send({})
 
@@ -16,6 +20,36 @@ test('POST /api/health 返回统一结构', async () => {
     assert.equal(response.body.data.status, 'healthy')
 })
 
+test('POST /api/test-helloworld 返回统一结构和构建时间', async (t) => {
+    const app = createApp()
+    const buildTime = '2026-03-20T08:00:00.000Z'
+
+    fs.writeFileSync(buildInfoPath, JSON.stringify({ buildTime }, null, 2))
+
+    t.after(() => {
+        if (fs.existsSync(buildInfoPath)) {
+            fs.rmSync(buildInfoPath)
+        }
+    })
+
+    const response = await request(app).post('/api/test-helloworld').send({})
+
+    assert.equal(response.status, 200)
+    assert.equal(response.body.code, 200)
+    assert.equal(response.body.msg, '请求成功')
+    assert.equal(response.body.data.message, 'Hello, World!')
+    assert.equal(response.body.data.build_time, buildTime)
+})
+
+test('GET /api/test-helloworld 返回 404', async () => {
+    const app = createApp()
+    const response = await request(app).get('/api/test-helloworld')
+
+    assert.equal(response.status, 404)
+    assert.equal(response.body.code, 404)
+    assert.equal(response.body.msg, 'Route not found')
+})
+
 test('POST /api/test-helloworld 返回统一结构', async () => {
     const app = createApp()
     const response = await request(app).post('/api/test-helloworld').send({})
@@ -24,6 +58,7 @@ test('POST /api/test-helloworld 返回统一结构', async () => {
     assert.equal(response.body.code, 200)
     assert.equal(response.body.msg, '请求成功')
     assert.equal(response.body.data.message, 'Hello, World!')
+    assert.ok(Object.prototype.hasOwnProperty.call(response.body.data, 'build_time'))
 })
 
 test('未匹配路由返回统一 404', async () => {