Added testing

src/utils/getHash.js

@@ -1,6 +1,8 @@
 var crypto = require('crypto');
 
 module.exports = function (value, times=5000) {
+  if (times <= 0) return "";
+
   for (let i = 0; i < times; i++) {
       let hashCreator = crypto.createHash('sha256');
       value = hashCreator.update(value).digest('hex');

src/utils/youtubeAPI.js

@@ -1,5 +1,4 @@
-var fs = require('fs');
-var config = JSON.parse(fs.readFileSync('config.json'));
+var config = require('../config.js');
 
 // YouTube API
 const YouTubeAPI = require("youtube-api");