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'use strict';
// Flags: --max_old_space_size=32
require('../common');
const assert = require('assert');
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 {
require('vm').runInNewContext('throw 1;');
} catch (e) {
}
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++)
require('vm').createContext({});
}
process.on('exit', function() {
console.error('max mem: %dmb', Math.round(maxMem / (1024 * 1024)));
assert.ok(maxMem < 64 * 1024 * 1024);
});
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