node/test/parallel/test-vm-createcacheddata.js
Gus Caplan 4f67c6f667
vm: add Script.createCodeCache()
PR-URL: https://github.com/nodejs/node/pull/20300
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: John-David Dalton <john.david.dalton@gmail.com>
Reviewed-By: Tiancheng "Timothy" Gu <timothygu99@gmail.com>
Reviewed-By: Yang Guo <yangguo@chromium.org>
2018-06-26 16:38:13 -05:00

23 lines
512 B
JavaScript

'use strict';
require('../common');
const { Script } = require('vm');
const assert = require('assert');
const source = 'function x() {} const y = x();';
const script = new Script(source);
let cachedData = script.createCachedData();
assert(cachedData instanceof Buffer);
assert(!new Script(source, { cachedData }).cachedDataRejected);
script.runInNewContext();
for (let i = 0; i < 10; i += 1) {
cachedData = script.createCachedData();
assert(!new Script(source, { cachedData }).cachedDataRejected);
}