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var domain = require('domain');
var http = require('http');
var assert = require('assert');
var common = require('../common.js');
var objects = { foo: 'bar', baz: {}, num: 42, arr: [1,2,3] };
objects.baz.asdf = objects;
var serverCaught = 0;
var clientCaught = 0;
var disposeEmit = 0;
var server = http.createServer(function(req, res) {
var dom = domain.create();
req.resume();
dom.add(req);
dom.add(res);
dom.on('error', function(er) {
serverCaught++;
console.log('horray! got a server error', er);
// try to send a 500. If that fails, oh well.
res.writeHead(500, {'content-type':'text/plain'});
res.end(er.stack || er.message || 'Unknown error');
});
dom.run(function() {
// Now, an action that has the potential to fail!
// if you request 'baz', then it'll throw a JSON circular ref error.
var data = JSON.stringify(objects[req.url.replace(/[^a-z]/g, '')]);
// this line will throw if you pick an unknown key
assert(data !== undefined, 'Data should not be undefined');
res.writeHead(200);
res.end(data);
});
});
server.listen(common.PORT, next);
function next() {
console.log('listening on localhost:%d', common.PORT);
var requests = 0;
var responses = 0;
makeReq('/');
makeReq('/foo');
makeReq('/arr');
makeReq('/baz');
makeReq('/num');
function makeReq(p) {
requests++;
var dom = domain.create();
dom.on('error', function(er) {
clientCaught++;
console.log('client error', er);
req.socket.destroy();
});
var req = http.get({ host: 'localhost', port: common.PORT, path: p });
dom.add(req);
req.on('response', function(res) {
responses++;
console.error('requests=%d responses=%d', requests, responses);
if (responses === requests) {
console.error('done, closing server');
// no more coming.
server.close();
}
dom.add(res);
var d = '';
res.on('data', function(c) {
d += c;
});
res.on('end', function() {
console.error('trying to parse json', d);
d = JSON.parse(d);
console.log('json!', d);
});
});
}
}
process.on('exit', function() {
assert.equal(serverCaught, 2);
assert.equal(clientCaught, 2);
console.log('ok');
});
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