blob: 4a9c70515bb3987577b0ec41e87c8d02ddf5aaef [file] [log] [blame]
// Run this program with valgrind or efence with --expose_gc to expose the
// problem.
// Flags: --expose_gc
var common = require('../common');
var assert = require('assert');
var HTTPParser = process.binding('http_parser').HTTPParser;
var headersComplete = 0;
var messagesComplete = 0;
function flushPool() {
new Buffer(Buffer.poolSize - 1);
gc();
}
function demoBug(part1, part2) {
flushPool();
var parser = new HTTPParser('REQUEST');
parser.headers = [];
parser.url = '';
parser.onHeaders = function(headers, url) {
parser.headers = parser.headers.concat(headers);
parser.url += url;
};
parser.onHeadersComplete = function(info) {
headersComplete++;
console.log('url', info.url);
};
parser.onBody = function(b, start, len) { };
parser.onMessageComplete = function() {
messagesComplete++;
};
// We use a function to eliminate references to the Buffer b
// We want b to be GCed. The parser will hold a bad reference to it.
(function() {
var b = Buffer(part1);
flushPool();
console.log('parse the first part of the message');
parser.execute(b, 0, b.length);
})();
flushPool();
(function() {
var b = Buffer(part2);
console.log('parse the second part of the message');
parser.execute(b, 0, b.length);
parser.finish();
})();
flushPool();
}
demoBug('POST /1', '/22 HTTP/1.1\r\n' +
'Content-Type: text/plain\r\n' +
'Content-Length: 4\r\n\r\n' +
'pong');
demoBug('POST /1/22 HTTP/1.1\r\n' +
'Content-Type: tex', 't/plain\r\n' +
'Content-Length: 4\r\n\r\n' +
'pong');
process.on('exit', function() {
assert.equal(2, headersComplete);
assert.equal(2, messagesComplete);
console.log('done!');
});