目前一款App正在開發中, 想測試一下In App purchase功能, 但由于還沒有開發完所以不想提交到app store審核, 就只在itunes connect里注冊了App信息.但在in app purchase里顯示. 是不是說我必須先要上傳一個app才能進行沙盒測試?Your first In-App Purchase(s) must be submitted with a new app version. Select them from the In-App Purchases section of the Version Details page and then click Ready to Upload Binary.ps. 現在app在itunes connect里顯示的狀態是 Prepare for Upload