req.js

var http = require('http');

http.createServer(function(req, res) {
  var data = '';
  req.on('data', function(chunk) {
    data += chunk;
  });

  req.on('end', function() {
    console.log(data); //=> 'foo!'
    res.end('ok');
    process.exit();
  });
}).listen(3030, function() {
  var req = http.request({
    method: 'DELETE',
    port: 3030,
    hostname: 'localhost'
  });

  req.write('foo!');
  req.end();
});