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| Current File : //home/ubuntu/node-v16.18.1/test/async-hooks/test-promise.promise-before-init-hooks.js |
'use strict';
const common = require('../common');
const assert = require('assert');
const initHooks = require('./init-hooks');
const { checkInvocations } = require('./hook-checks');
const p = new Promise(common.mustCall(function executor(resolve) {
resolve(5);
}));
// Init hooks after promise was created
const hooks = initHooks({ allowNoInit: true });
hooks.enable();
p.then(function afterResolution(val) {
assert.strictEqual(val, 5);
const as = hooks.activitiesOfTypes('PROMISE');
assert.strictEqual(as.length, 1);
checkInvocations(as[0], { init: 1, before: 1 },
'after resolution child promise');
return val;
});
process.on('exit', function onexit() {
hooks.disable();
hooks.sanityCheck('PROMISE');
const as = hooks.activitiesOfTypes('PROMISE');
assert.strictEqual(as.length, 1);
const a0 = as[0];
assert.strictEqual(a0.type, 'PROMISE');
assert.strictEqual(typeof a0.uid, 'number');
// We can't get the asyncId from the parent dynamically, since init was
// never called. However, it is known that the parent promise was created
// immediately before the child promise, thus there should only be one
// difference in id.
assert.strictEqual(a0.triggerAsyncId, a0.uid - 1);
// We expect a destroy hook as well but we cannot guarantee predictable gc.
checkInvocations(a0, { init: 1, before: 1, after: 1 }, 'when process exits');
});
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