Function test

test/parallel/test-net-socket-constructor.js:16–27

(sock, readable, writable)

}, { code: 'ERR_INVALID_ARG_TYPE' });

function test(sock, readable, writable) {
  let socket;
  if (sock instanceof net.Socket) {
    socket = sock;
  } else {
    socket = new net.Socket(sock);
    socket.unref();
  }

  assert.strictEqual(socket.readable, readable);
  assert.strictEqual(socket.writable, writable);
}

if (cluster.isPrimary) {
  test(undefined, true, true);