A naive port of joyent/http-parser bench.c to javascript, in order to test the performance of creationix/http-parser-js

bench.js

var HTTPParser = require('./http-parser.js').HTTPParser;

var data = "GET /joyent/http-parser HTTP/1.1\r\n" +
  "Host: github.com\r\n" +
  "DNT: 1\r\n" +
  "Accept-Encoding: gzip, deflate, sdch\r\n" +
  "Accept-Language: ru-RU,ru;q=0.8,en-US;q=0.6,en;q=0.4\r\n" +
  "User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_1) " +
  "AppleWebKit/537.36 (KHTML, like Gecko) " +
  "Chrome/39.0.2171.65 Safari/537.36\r\n" +
  "Accept: text/html,application/xhtml+xml,application/xml;q=0.9," +
  "image/webp,*/*;q=0.8\r\n" +
  "Referer: https://github.com/joyent/http-parser\r\n" +
  "Connection: keep-alive\r\n" +
  "Cache-Control: max-age=0\r\n\r\n";
var data_len = Buffer.byteLength(data);

function bench(iter_count, silent) {
  var parser;
  var i;
  var err;
  var time = process.hrtime();
  var rps;
  var parsed;
  
  for (i = 0; i < iter_count; i++) {
    parser = new HTTPParser('REQUEST');
    parser.execute(data, 0, data_len);
  }
  
  if (!silent) {
    console.log("Benchmark result:");
    time = process.hrtime(time);
    rps = time[0] + (time[1] * 1e-9);
    console.log("Took %d seconds to run", rps);
    rps = iter_count / rps;
    console.log("%d req/sec", rps);
  }
  return 0;
}

bench(5000000, false);