node/test/parallel/test-dgram-create-socket-handle-fd.js
cjihrig c8950cdabc
dgram: make process.binding('udp_wrap') internal
PR-URL: https://github.com/nodejs/node/pull/22475
Refs: https://github.com/nodejs/node/issues/22160
Reviewed-By: Tobias Nießen <tniessen@tnie.de>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
2018-08-31 09:27:44 -04:00

45 lines
1.3 KiB
JavaScript

// Flags: --expose-internals
'use strict';
const common = require('../common');
if (common.isWindows)
common.skip('Does not support binding fd on Windows');
const assert = require('assert');
const dgram = require('dgram');
const { internalBinding } = require('internal/test/binding');
const { UDP } = internalBinding('udp_wrap');
const { TCP, constants } = internalBinding('tcp_wrap');
const _createSocketHandle = dgram._createSocketHandle;
// Return a negative number if the "existing fd" is invalid.
{
const err = _createSocketHandle(common.localhostIPv4, 0, 'udp4', 42);
assert(err < 0);
}
// Return a negative number if the type of fd is not "UDP".
{
// Create a handle with fd.
const rawHandle = new UDP();
const err = rawHandle.bind(common.localhostIPv4, 0, 0);
assert(err >= 0, String(err));
assert.notStrictEqual(rawHandle.fd, -1);
const handle = _createSocketHandle(null, 0, 'udp4', rawHandle.fd);
assert(handle instanceof UDP);
assert.strictEqual(typeof handle.fd, 'number');
assert(handle.fd > 0);
}
// Create a bound handle.
{
const rawHandle = new TCP(constants.SOCKET);
const err = rawHandle.listen();
assert(err >= 0, String(err));
assert.notStrictEqual(rawHandle.fd, -1);
const handle = _createSocketHandle(null, 0, 'udp4', rawHandle.fd);
assert(handle < 0);
rawHandle.close();
}