webpack/test/browsertest/node_modules/testloader/lib/loader.webpack-loader.js

module.exports = function(contents, options, callback) {
	var content = contents[0];
	callback(null, "module.exports=" + stringify(content+"webpack"));
}
function stringify(str) {
	return '"' + str.replace(/\\/g, "\\\\").replace(/\"/g, "\\\"") + '"';
}