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// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// 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,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.
'use strict';
// Flags: --max_old_space_size=32
require('../common');
const assert = require('assert');
const vm = require('vm');
const start = Date.now();
let maxMem = 0;
const ok = process.execArgv.some(function(arg) {
return arg === '--max_old_space_size=32';
});
assert(ok, 'Run this test with --max_old_space_size=32.');
const interval = setInterval(function() {
try {
vm.runInNewContext('throw 1;');
} catch {
}
const rss = process.memoryUsage().rss;
maxMem = Math.max(rss, maxMem);
if (Date.now() - start > 5 * 1000) {
// wait 10 seconds.
clearInterval(interval);
testContextLeak();
}
}, 1);
function testContextLeak() {
for (let i = 0; i < 1000; i++)
vm.createContext({});
}
process.on('exit', function() {
console.error(`max mem: ${Math.round(maxMem / (1024 * 1024))}mb`);
assert.ok(maxMem < 64 * 1024 * 1024);
});