wx.login({
  success: (loginResult) => {
    console.log('login', loginResult)
    wx.getSetting({
      success (res) {
        console.log('getSetting', res)
      }
    })
  },
  fail: (error) => {
    console.log(error)
  }
})
login 无法调起授权弹窗，导致getSetting接口响应的authSetting['scope.userInfo']为undefined。