xref: /third_party/node/test/sequential/test-net-connect-econnrefused.js

// Copyright Joyent, Inc. and other Node contributors.
//
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//
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// in all copies or substantial portions of the Software.
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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'use strict';
// Verify that connect reqs are properly cleaned up.

const common = require('../common');
const assert = require('assert');
const net = require('net');

const ROUNDS = 5;
const ATTEMPTS_PER_ROUND = 50;
let rounds = 1;
let reqs = 0;

let port;
const server = net.createServer().listen(0, common.mustCall(() => {
  port = server.address().port;
  server.close(common.mustCall(pummel));
}));

function pummel() {
  let pending;
  for (pending = 0; pending < ATTEMPTS_PER_ROUND; pending++) {
    net.createConnection(port).on('error', function(err) {
      console.log('pending', pending, 'rounds', rounds);
      assert.strictEqual(err.code, 'ECONNREFUSED');
      if (--pending > 0) return;
      if (rounds === ROUNDS) return check();
      rounds++;
      pummel();
    });
    reqs++;
  }
}

function check() {
  setTimeout(common.mustCall(function() {
    assert.strictEqual(process.getActiveResourcesInfo().filter(
      (type) => type === 'TCPWRAP').length, 0);
  }), 0);
}

process.on('exit', function() {
  assert.strictEqual(rounds, ROUNDS);
  assert.strictEqual(reqs, ROUNDS * ATTEMPTS_PER_ROUND);
});