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test: test async-hook triggerId invariant #13328

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test: test async-hook triggerId invariant #13328

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28 changes: 28 additions & 0 deletions test/parallel/test-async-wrap-trigger-id.js
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Original file line number Diff line number Diff line change
@@ -0,0 +1,28 @@
'use strict';
require('../common');

const assert = require('assert');
const async_hooks = require('async_hooks');
const triggerId = async_hooks.triggerId;

const triggerId0 = triggerId();
let triggerId1;

process.nextTick(() => {
process.nextTick(() => {
triggerId1 = triggerId();
assert.notStrictEqual(
triggerId0,
triggerId1,
'Async resources having different causal ancestry ' +
'should have different triggerIds');
});
process.nextTick(() => {
const triggerId2 = triggerId();
assert.strictEqual(
triggerId1,
triggerId2,
'Async resources having the same causal ancestry ' +
'should have the same triggerId');
});
});