node/test/parallel/test-timers-immediate-queue.js
Fedor Indutny 0e19476595 test: split test in parallel/sequential
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
PR-URL: https://github.com/iojs/io.js/pull/172
Fix: iojs/io.js#139
2014-12-17 20:45:02 +07:00

55 lines
2 KiB
JavaScript

// Copyright Joyent, Inc. and other Node contributors.
//
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// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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var common = require('../common');
var assert = require('assert');
// setImmediate should run clear its queued cbs once per event loop turn
// but immediates queued while processing the current queue should happen
// on the next turn of the event loop.
// in v0.10 hit should be 1, because we only process one cb per turn
// in v0.11 and beyond it should be the exact same size of QUEUE
// if we're letting things recursively add to the immediate QUEUE hit will be
// > QUEUE
var ticked = false;
var hit = 0;
var QUEUE = 1000;
function run() {
if (hit === 0)
process.nextTick(function() { ticked = true; });
if (ticked) return;
hit += 1;
setImmediate(run);
}
for (var i = 0; i < QUEUE; i++)
setImmediate(run);
process.on('exit', function() {
console.log('hit', hit);
assert.strictEqual(hit, QUEUE, 'We ticked between the immediate queue');
});