node/test/parallel/test-async-wrap-tlssocket-asyncreset.js

'use strict';
const common = require('../common');
if (!common.hasCrypto) common.skip('missing crypto');
const fixtures = require('../common/fixtures');

// An HTTP Agent reuses a TLSSocket, and makes a failed call to `asyncReset`.
// Refs: https://github.com/nodejs/node/issues/13045

const assert = require('assert');
const https = require('https');

const serverOptions = {
  key: fixtures.readKey('agent1-key.pem'),
  cert: fixtures.readKey('agent1-cert.pem'),
  ca: fixtures.readKey('ca1-cert.pem')
};

const server = https.createServer(
  serverOptions,
  common.mustCall((req, res) => {
    res.end('hello world\n');
  }, 2)
);

server.listen(
  0,
  common.mustCall(function() {
    const port = this.address().port;
    const clientOptions = {
      agent: new https.Agent({
        keepAlive: true,
        rejectUnauthorized: false
      }),
      port: port
    };

    const req = https.get(
      clientOptions,
      common.mustCall((res) => {
        assert.strictEqual(res.statusCode, 200);
        res.on('error', (err) => assert.fail(err));
        res.socket.on('error', (err) => assert.fail(err));
        res.resume();
        // Drain the socket and wait for it to be free to reuse
        res.socket.once('free', () => {
          // This is the pain point. Internally the Agent will call
          // `socket._handle.asyncReset()` and if the _handle does not implement
          // `asyncReset` this will throw TypeError
          const req2 = https.get(
            clientOptions,
            common.mustCall((res2) => {
              assert.strictEqual(res.statusCode, 200);
              res2.on('error', (err) => assert.fail(err));
              res2.socket.on('error', (err) => assert.fail(err));
              // This should be the end of the test
              res2.destroy();
              server.close();
            })
          );
          req2.on('error', (err) => assert.fail(err));
        });
      })
    );
    req.on('error', (err) => assert.fail(err));
  })
);