node/test/parallel/test-event-emitter-special-event-names.js
Rich Trott 330f25ef82 test: prepare for consistent comma-dangle lint rule
Make changes so that tests will pass when the comma-dangle settings
applied to the rest of the code base are also applied to tests.

PR-URL: https://github.com/nodejs/node/pull/37930
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Derek Lewis <DerekNonGeneric@inf.is>
2021-04-01 23:14:29 -07:00

38 lines
960 B
JavaScript

'use strict';
const common = require('../common');
const EventEmitter = require('events');
const assert = require('assert');
const ee = new EventEmitter();
const handler = () => {};
assert.deepStrictEqual(ee.eventNames(), []);
assert.strictEqual(ee._events.hasOwnProperty, undefined);
assert.strictEqual(ee._events.toString, undefined);
ee.on('__proto__', handler);
ee.on('__defineGetter__', handler);
ee.on('toString', handler);
assert.deepStrictEqual(ee.eventNames(), [
'__proto__',
'__defineGetter__',
'toString',
]);
assert.deepStrictEqual(ee.listeners('__proto__'), [handler]);
assert.deepStrictEqual(ee.listeners('__defineGetter__'), [handler]);
assert.deepStrictEqual(ee.listeners('toString'), [handler]);
ee.on('__proto__', common.mustCall(function(val) {
assert.strictEqual(val, 1);
}));
ee.emit('__proto__', 1);
process.on('__proto__', common.mustCall(function(val) {
assert.strictEqual(val, 1);
}));
process.emit('__proto__', 1);