libxml_loop_test.js

var sys = require('sys');

var XML = require('libxmljs');
var doc = null;

function mem() {
    sys.debug(sys.inspect(process.memoryUsage()).replace(/\n/g, ''));
    sys.debug(sys.inspect(XML.memoryUsage()));
}

var i = 0,
    filename = 'aol_com.html',
    iters = 50,
    wait = 5000;

function looptest() {
    for(; i<iters; i++) {
        sys.debug(i);

        doc = XML.parseHtmlFile(filename);
        sys.puts(doc);
        var body = doc.get('//body');
        sys.puts(body);

        mem();
    }

//    delete doc, body;
    if(wait) {
        sys.debug('waiting for ' + wait/1000 + ' seconds');
        setTimeout(mem, wait);
    }
}

function eventlooptest() {
    sys.debug(i);

    doc = XML.parseHtmlFile(filename);
    sys.puts(doc);
    var body = doc.get('//body');
    sys.puts(body.toString());

    mem();
    i++;
    if(i<iters) {
        process.nextTick(arguments.callee);
        //setTimeout(arguments.callee, 100);
    } else {
        delete doc, body;
        if(wait) {
            sys.debug('waiting for ' + wait/1000 + ' seconds');
            setTimeout(mem, wait);
        }
    }
}

//looptest();
eventlooptest();