nodejs/test/parallel/test-http-agent-maxsockets.js

51 lines
1.1 KiB
JavaScript

'use strict';
const common = require('../common');
const assert = require('assert');
const http = require('http');
const Countdown = require('../common/countdown');
const agent = new http.Agent({
keepAlive: true,
keepAliveMsecs: 1000,
maxSockets: 2,
maxFreeSockets: 2
});
const server = http.createServer(common.mustCall((req, res) => {
res.end('hello world');
}, 2));
server.keepAliveTimeout = 0;
function get(path, callback) {
return http.get({
host: 'localhost',
port: server.address().port,
agent: agent,
path: path
}, callback);
}
const countdown = new Countdown(2, () => {
const freepool = agent.freeSockets[Object.keys(agent.freeSockets)[0]];
assert.strictEqual(freepool.length, 2,
`expect keep 2 free sockets, but got ${freepool.length}`);
agent.destroy();
server.close();
});
function dec() {
process.nextTick(() => countdown.dec());
}
function onGet(res) {
assert.strictEqual(res.statusCode, 200);
res.resume();
res.on('end', common.mustCall(dec));
}
server.listen(0, common.mustCall(() => {
get('/1', common.mustCall(onGet));
get('/2', common.mustCall(onGet));
}));