/**
 * Tests for cfc-frontend config.js
 *
 * Tests environment detection logic by mocking uni.getAccountInfoSync.
 */
import config from '@/config'

beforeEach(() => {
  global.uni._storage = {}
  global.uni.getAccountInfoSync.mockReset()
  global.uni.getAccountInfoSync.mockReturnValue({
    miniProgram: { envVersion: 'develop' }
  })
})

// 与 config.js 保持一致：develop / trial / release 三端统一指向同一生产域名；
// 非小程序环境、env 缺失或未知 envVersion 时，回落到模块顶部的默认值。
// 换域名时只需改这两行（对应 config.js 的 switch 分支与顶部默认值）。
const PROD_HOST = 'https://cfc.etotem.com.cn'
const FALLBACK_HOST = 'http://cfc.iwintrue.com'

describe('config.js', () => {
  beforeEach(() => {
    // Reset the module registry so each test gets a fresh config
    // （config.js 在模块加载时就求值 API_BASE_URL，必须重新 require 才会重跑这段逻辑）
    jest.resetModules()
  })

  test('uses production host when getAccountInfoSync returns develop', () => {
    global.uni.getAccountInfoSync.mockReturnValue({
      miniProgram: { envVersion: 'develop' }
    })
    const cfg = require('@/config').default
    expect(cfg.API_BASE_URL).toBe(PROD_HOST)
  })

  test('uses production host when envVersion is trial', () => {
    global.uni.getAccountInfoSync.mockReturnValue({
      miniProgram: { envVersion: 'trial' }
    })
    const cfg = require('@/config').default
    expect(cfg.API_BASE_URL).toBe(PROD_HOST)
  })

  test('uses production host when envVersion is release', () => {
    global.uni.getAccountInfoSync.mockReturnValue({
      miniProgram: { envVersion: 'release' }
    })
    const cfg = require('@/config').default
    expect(cfg.API_BASE_URL).toBe(PROD_HOST)
  })

  test('uses defaults when getAccountInfoSync throws', () => {
    global.uni.getAccountInfoSync.mockImplementation(() => {
      throw new Error('not in mini-program')
    })
    const cfg = require('@/config').default
    expect(cfg.API_BASE_URL).toBe(FALLBACK_HOST)
  })

  test('uses defaults for unknown envVersion', () => {
    global.uni.getAccountInfoSync.mockReturnValue({
      miniProgram: { envVersion: 'unknown' }
    })
    const cfg = require('@/config').default
    // Falls through the switch without matching, keeps defaults
    expect(cfg.API_BASE_URL).toBe(FALLBACK_HOST)
  })

  test('api(path) returns full URL joining API_BASE_URL + path', () => {
    const cfg = require('@/config').default
    const result = cfg.api('/api/test')
    expect(result).toBe(cfg.API_BASE_URL + '/api/test')
  })
})