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7d8882ba9a
This allows third-party tools to check whether or not a handle that can be unreferenced is unreferenced at a particular time. Notably, this should be helpful for inspection via AsyncWrap. Also, this is useful even to node's internals, particularly timers. Refs: https://github.com/nodejs/node/pull/5828 Refs: https://github.com/nodejs/node/pull/5827 PR-URL: https://github.com/nodejs/node/pull/5834 Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Trevor Norris <trev.norris@gmail.com>
98 lines
2.6 KiB
JavaScript
98 lines
2.6 KiB
JavaScript
'use strict';
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const common = require('../common');
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const strictEqual = require('assert').strictEqual;
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function makeAssert(message) {
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return function(actual, expected) {
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strictEqual(actual, expected, message);
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};
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}
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// child_process
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{
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const assert = makeAssert('isRefed() not working on process_wrap');
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const spawn = require('child_process').spawn;
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const cmd = common.isWindows ? 'rundll32' : 'ls';
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const cp = spawn(cmd);
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assert(Object.getPrototypeOf(cp._handle).hasOwnProperty('isRefed'), true);
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assert(cp._handle.isRefed(), true);
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cp.unref();
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assert(cp._handle.isRefed(), false);
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cp.ref();
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assert(cp._handle.isRefed(), true);
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cp.unref();
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}
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// dgram
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{
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const assert = makeAssert('isRefed() not working on udp_wrap');
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const dgram = require('dgram');
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const sock4 = dgram.createSocket('udp4');
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assert(Object.getPrototypeOf(sock4._handle).hasOwnProperty('isRefed'), true);
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assert(sock4._handle.isRefed(), true);
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sock4.unref();
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assert(sock4._handle.isRefed(), false);
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sock4.ref();
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assert(sock4._handle.isRefed(), true);
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sock4.unref();
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const sock6 = dgram.createSocket('udp6');
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assert(Object.getPrototypeOf(sock6._handle).hasOwnProperty('isRefed'), true);
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assert(sock6._handle.isRefed(), true);
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sock6.unref();
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assert(sock6._handle.isRefed(), false);
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sock6.ref();
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assert(sock6._handle.isRefed(), true);
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sock6.unref();
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}
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// pipe
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{
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const assert = makeAssert('isRefed() not working on pipe_wrap');
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const Pipe = process.binding('pipe_wrap').Pipe;
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const handle = new Pipe();
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assert(Object.getPrototypeOf(handle).hasOwnProperty('isRefed'), true);
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assert(handle.isRefed(), true);
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handle.unref();
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assert(handle.isRefed(), false);
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handle.ref();
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assert(handle.isRefed(), true);
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handle.unref();
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}
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// tcp
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{
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const assert = makeAssert('isRefed() not working on tcp_wrap');
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const net = require('net');
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const server = net.createServer(() => {}).listen(common.PORT);
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assert(Object.getPrototypeOf(server._handle).hasOwnProperty('isRefed'), true);
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assert(server._handle.isRefed(), true);
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assert(server._unref, false);
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server.unref();
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assert(server._handle.isRefed(), false);
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assert(server._unref, true);
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server.ref();
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assert(server._handle.isRefed(), true);
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assert(server._unref, false);
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server.unref();
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}
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// timers
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{
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const assert = makeAssert('isRefed() not working on timer_wrap');
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const timer = setTimeout(() => {}, 500);
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timer.unref();
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assert(Object.getPrototypeOf(timer._handle).hasOwnProperty('isRefed'), true);
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assert(timer._handle.isRefed(), false);
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timer.ref();
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assert(timer._handle.isRefed(), true);
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timer.unref();
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}
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