gistfile1.js

start: function (callback) {
		process.env.APPLICATION_ENV = 'development';
		var instance = app.instance = fork('app.js', {
			execArgv: ['--debug=9999'],
			silent: true
		});
		app._dataListener = function (data) {
			// assume that server is started when it prints the following to stdout:
			if (data.toString().indexOf('Application started on port') !== -1) {
				callback();
			}
		};
		instance.stdout.on('data', app._dataListener);
		instance.stdout.pipe(process.stdout);
		instance.stderr.pipe(process.stderr);
	},