node/test/parallel/test-performanceobserver-gc.js

18 lines
413 B
JavaScript

'use strict';
require('../common');
// Verifies that setting up two observers to listen
// to gc performance does not crash.
const {
PerformanceObserver,
} = require('perf_hooks');
// We don't actually care if the callback is ever invoked in this test
const obs = new PerformanceObserver(() => {});
const obs2 = new PerformanceObserver(() => {});
obs.observe({ type: 'gc' });
obs2.observe({ type: 'gc' });