Current File : //proc/self/root/lib/node_modules/pm2/node_modules/needle/test/socket_pool_spec.js
var needle = require('../'),
should = require('should'),
http = require('http');
var server, port = 11112;
describe('socket reuse', function() {
before(function() {
server = http.createServer(function(req, res) {
res.setHeader('Content-Type', 'application/json');
setTimeout(function() {
res.end('{"foo":"bar"}');
}, 50);
}).listen(port);
});
after(function() {
server.close();
});
describe('when sockets are reused', function() {
var httpAgent = new http.Agent({
keepAlive : true,
maxSockets : 1
});
it('does not duplicate listeners on .end', function(done) {
var last_error;
var count = 10;
function completed(err) {
--count || done(last_error);
}
function send() {
needle.get('localhost:' + port, { agent: httpAgent }, function(err, resp) {
if (err)
throw new Error("Unexpected error: " + err);
// lets go through all sockets and inspect all socket objects
for (hostTarget in httpAgent.sockets) {
httpAgent.sockets[hostTarget].forEach(function(socket) {
// normally, there are 2 internal listeners and 1 needle sets up,
// but to be sure the test does not fail even if newer node versions
// introduce additional listeners, we use a higher limit.
try {
socket.listeners('end').length.should.be.below(5, "too many listeners on the socket object's end event");
} catch (e) {
last_error = e;
}
});
}
completed();
});
}
for (var i = 0; i < count; i++) {
send();
}
});
});
});
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