var fs = require ('fs'); process.chdir (__dirname); global.atob = function (base64String) { return Buffer.from (base64String, 'base64').toString('binary'); }; global.Blob = function () { }; global.URL = { createObjectURL : function () { return 'ObjectUrl'; } } require ('./utils/importall.js'); var testDirName = './tests/'; var files = fs.readdirSync (testDirName, { withFileTypes: true }); var i, file; for (i = 0; i < files.length; i++) { file = files[i]; if (file.isFile ()) { require (testDirName + file.name); } }