node/test/async-hooks/test-async-local-storage-nested.js
vdeturckheim 9c702922cd
async_hooks: introduce async-context API
Adding AsyncLocalStorage class to async_hooks
 module.
This API provide a simple CLS-like set
of features.

Co-authored-by: Andrey Pechkurov <apechkurov@gmail.com>

PR-URL: https://github.com/nodejs/node/pull/26540
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Stephen Belanger <admin@stephenbelanger.com>
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
2020-02-23 20:24:02 +01:00

23 lines
712 B
JavaScript

'use strict';
require('../common');
const assert = require('assert');
const { AsyncLocalStorage } = require('async_hooks');
const asyncLocalStorage = new AsyncLocalStorage();
setTimeout(() => {
asyncLocalStorage.run(() => {
const asyncLocalStorage2 = new AsyncLocalStorage();
asyncLocalStorage2.run(() => {
const store = asyncLocalStorage.getStore();
const store2 = asyncLocalStorage2.getStore();
store.set('hello', 'world');
store2.set('hello', 'foo');
setTimeout(() => {
assert.strictEqual(asyncLocalStorage.getStore().get('hello'), 'world');
assert.strictEqual(asyncLocalStorage2.getStore().get('hello'), 'foo');
}, 200);
});
});
}, 100);