var webpack = require('webpack');
var stealthyRequire = require('./index');

var newWebpack = stealthyRequire(require.cache, function () {
    return require('webpack');
}, function () {
    require('tough-cookie');
}, module);

Object.keys(require.cache).forEach(key => {
    if (!require.cache[key]) {
        // tough-cookies and it's dependencies undefined. But key is still there.
    }
});