curl after server is listening

test/simple/test-http-304.js

@@ -9,11 +9,15 @@ s = http.createServer(function (request, response) {
   response.end();
 })
 s.listen(8000);
+sys.puts('Server running at http://127.0.0.1:8000/')
+
+s.addListener('listening', function () {
 
-childProcess.exec('curl http://127.0.0.1:8000/', function (err, stdout, stderr) {
+  childProcess.exec('curl http://127.0.0.1:8000/', function (err, stdout, stderr) {
     if (err) throw err;
     s.close();
     sys.puts('curled response correctly');
+  });
+
 });
 
-sys.puts('Server running at http://127.0.0.1:8000/')