nodejs/test/parallel/test-async-hooks-destroy-on...

28 lines
634 B
JavaScript

'use strict';
// Flags: --expose_gc
// This test ensures that userland-only AsyncResources cause a destroy event to
// be emitted when they get gced.
const common = require('../common');
const assert = require('assert');
const async_hooks = require('async_hooks');
const destroyedIds = new Set();
async_hooks.createHook({
destroy: common.mustCallAtLeast((asyncId) => {
destroyedIds.add(asyncId);
}, 1)
}).enable();
let asyncId = null;
{
const res = new async_hooks.AsyncResource('foobar');
asyncId = res.asyncId();
}
setImmediate(() => {
global.gc();
setImmediate(() => assert.ok(destroyedIds.has(asyncId)));
});