Facebook tests removed?

Hello,
I use cocos2d 3.7.1, javascript, and i need to integrate Facebook into iOS/Android/Web app.
I follow steps from docs, and i get linker errors while building iOS app. So i decided to look at js tests source code,
but Facebook tests have been removed !

},
//{
// title:“Facebook SDK Test”,
// platforms: PLATFROM_ANDROID | PLATFROM_IOS | PLATFORM_HTML5,
// linksrc:“src/FacebookTest/FacebookTestsManager.js”,
// testScene:function () {
// return new FacebookTestScene();
// }
//},
{
title:“Font Test”,

Why ? How to integrate Facebook sdk for web, iOS and Android ?

Thanks…