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88 lines
2.9 KiB
JavaScript
88 lines
2.9 KiB
JavaScript
// deno-fmt-ignore-file
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// deno-lint-ignore-file
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// Copyright Joyent and Node contributors. All rights reserved. MIT license.
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// Taken from Node 18.12.1
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// This file is automatically generated by `tools/node_compat/setup.ts`. Do not modify this file manually.
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// Copyright Joyent, Inc. and other Node contributors.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to permit
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// persons to whom the Software is furnished to do so, subject to the
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// following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
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// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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// USE OR OTHER DEALINGS IN THE SOFTWARE.
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'use strict';
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const common = require('../common');
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const assert = require('assert');
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// This test makes sure that non-integer timer delays do not make the process
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// hang. See https://github.com/joyent/node/issues/8065 and
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// https://github.com/joyent/node/issues/8068 which have been fixed by
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// https://github.com/joyent/node/pull/8073.
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//
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// If the process hangs, this test will make the tests suite timeout,
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// otherwise it will exit very quickly (after 50 timers with a short delay
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// fire).
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//
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// We have to set at least several timers with a non-integer delay to
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// reproduce the issue. Sometimes, a timer with a non-integer delay will
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// expire correctly. 50 timers has always been more than enough to reproduce
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// it 100%.
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const TIMEOUT_DELAY = 1.1;
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let N = 50;
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const interval = setInterval(common.mustCall(() => {
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if (--N === 0) {
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clearInterval(interval);
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}
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}, N), TIMEOUT_DELAY);
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// Test non-integer delay ordering
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{
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const ordering = [];
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setTimeout(common.mustCall(() => {
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ordering.push(1);
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}), 1);
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setTimeout(common.mustCall(() => {
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ordering.push(2);
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}), 1.8);
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setTimeout(common.mustCall(() => {
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ordering.push(3);
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}), 1.1);
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setTimeout(common.mustCall(() => {
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ordering.push(4);
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}), 1);
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setTimeout(common.mustCall(() => {
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const expected = [1, 2, 3, 4];
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assert.deepStrictEqual(
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ordering,
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expected,
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`Non-integer delay ordering should be ${expected}, but got ${ordering}`
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);
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// 2 should always be last of these delays due to ordering guarantees by
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// the implementation.
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}), 2);
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}
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