forked from nodejs/node
/
test-startup-large-pages.js
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/
test-startup-large-pages.js
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'use strict';
// Make sure that Node.js runs correctly with the --use-largepages option.
require('../common');
const assert = require('assert');
const { spawnSync } = require('child_process');
{
const child = spawnSync(process.execPath,
[ '--use-largepages=silent', '-p', '42' ]);
const stdout = child.stdout.toString().match(/\S+/g);
assert.strictEqual(child.status, 0);
assert.strictEqual(child.signal, null);
assert.strictEqual(stdout.length, 1);
assert.strictEqual(stdout[0], '42');
}
{
const child = spawnSync(process.execPath,
[ '--use-largepages=xyzzy', '-p', '42' ]);
assert.strictEqual(child.status, 9);
assert.strictEqual(child.signal, null);
assert.strictEqual(child.stderr.toString().match(/\S+/g).slice(1).join(' '),
'invalid value for --use-largepages');
}
// TODO(gabrielschulhof): Run with --use-largepages=2 and make assertions about
// the stderr, which may or may not contain a message indicating that mapping to
// large pages has failed.