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a0d458e448
Avoid that one AsyncLocalStore instance changes the state of another AsyncLocalStore instance by restoring only the owned store instead the complete AsyncContextFrame. PR-URL: https://github.com/nodejs/node/pull/58149 Reviewed-By: Chengzhong Wu <legendecas@gmail.com> Reviewed-By: Stephen Belanger <admin@stephenbelanger.com>
67 lines
2.2 KiB
JavaScript
67 lines
2.2 KiB
JavaScript
'use strict';
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const common = require('../common');
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const { AsyncLocalStorage } = require('node:async_hooks');
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const assert = require('node:assert');
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// Verify that ALS instances are independent of each other.
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{
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// Verify als2.enterWith() and als2.run inside als1.run()
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const als1 = new AsyncLocalStorage();
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const als2 = new AsyncLocalStorage();
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assert.strictEqual(als1.getStore(), undefined);
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assert.strictEqual(als2.getStore(), undefined);
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als1.run('store1', common.mustCall(() => {
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assert.strictEqual(als1.getStore(), 'store1');
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assert.strictEqual(als2.getStore(), undefined);
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als2.run('store2', common.mustCall(() => {
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assert.strictEqual(als1.getStore(), 'store1');
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assert.strictEqual(als2.getStore(), 'store2');
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}));
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assert.strictEqual(als1.getStore(), 'store1');
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assert.strictEqual(als2.getStore(), undefined);
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als2.enterWith('store3');
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assert.strictEqual(als1.getStore(), 'store1');
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assert.strictEqual(als2.getStore(), 'store3');
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}));
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assert.strictEqual(als1.getStore(), undefined);
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assert.strictEqual(als2.getStore(), 'store3');
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}
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{
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// Verify als1.disable() has no side effects to als2 and als3
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const als1 = new AsyncLocalStorage();
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const als2 = new AsyncLocalStorage();
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const als3 = new AsyncLocalStorage();
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als3.enterWith('store3');
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als1.run('store1', common.mustCall(() => {
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assert.strictEqual(als1.getStore(), 'store1');
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assert.strictEqual(als2.getStore(), undefined);
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assert.strictEqual(als3.getStore(), 'store3');
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als2.run('store2', common.mustCall(() => {
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assert.strictEqual(als1.getStore(), 'store1');
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assert.strictEqual(als2.getStore(), 'store2');
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assert.strictEqual(als3.getStore(), 'store3');
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als1.disable();
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assert.strictEqual(als1.getStore(), undefined);
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assert.strictEqual(als2.getStore(), 'store2');
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assert.strictEqual(als3.getStore(), 'store3');
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}));
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assert.strictEqual(als1.getStore(), undefined);
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assert.strictEqual(als2.getStore(), undefined);
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assert.strictEqual(als3.getStore(), 'store3');
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}));
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assert.strictEqual(als1.getStore(), undefined);
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assert.strictEqual(als2.getStore(), undefined);
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assert.strictEqual(als3.getStore(), 'store3');
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}
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