geoip-lite/test/geo-lookup.js

A light weight native JavaScript implementation of GeoIP API from MaxMind

var assert = require('assert');
var geoip = require('../lib/geoip');

if(process.argv.length > 2) {
	console.dir(geoip.lookup(process.argv[2]));
	process.exit();
}

var n=30000;

var f=[], nf=[];
var ts = +new Date();
for(var i=0; i<n; i++) {
	if(i%2==0)
		ip = Math.round(Math.random()*0xff000000 + 0xffffff);
	else
		ip = "2001:" +
			Math.round(Math.random()*0xffff).toString(16) + ":" +
			Math.round(Math.random()*0xffff).toString(16) + ":" +
			Math.round(Math.random()*0xffff).toString(16) + ":" +
			Math.round(Math.random()*0xffff).toString(16) + ":" +
			Math.round(Math.random()*0xffff).toString(16) + ":" +
			Math.round(Math.random()*0xffff).toString(16) + ":" +
			Math.round(Math.random()*0xffff).toString(16) + "";
	r = geoip.lookup(ip);
	if(r === null) {
		nf.push(ip);
		continue;
	}
	f.push([ip, r]);
	assert.ok(geoip.cmp(ip, r.range[0]) >= 0 , "Problem with " + geoip.pretty(ip) + " < " + geoip.pretty(r.range[0]));
	assert.ok(geoip.cmp(ip, r.range[1]) <= 0 , "Problem with " + geoip.pretty(ip) + " > " + geoip.pretty(r.range[1]));
}
var te = +new Date();

/*
f.forEach(function(ip) {
	console.log("%s bw %s & %s is %s", geoip.pretty(ip[0]), geoip.pretty(ip[1].range[0]), geoip.pretty(ip[1].range[1]), ip[1].country);
});
*/

console.log("Found %d (%d/%d) ips in %dms (%s ip/s) (%sμs/ip)", n, f.length, nf.length, te-ts, (n*1000/(te-ts)).toFixed(3), ((te-ts)*1000/n).toFixed(0));