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bee83e0bbc
* test else path in emitMany function * test calling removeAllListeners() in a event emitter instance with no events at all * test calling removeListener() passing a event type that does not exist * test calling eventNames() in a event emitter instance with no events at all Refs: https://coverage.nodejs.org/coverage-ba776b3a56642d4c/root/events.js.html PR-URL: https://github.com/nodejs/node/pull/10947 Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com> Reviewed-By: Gibson Fahnestock <gibfahn@gmail.com>
38 lines
959 B
JavaScript
38 lines
959 B
JavaScript
'use strict';
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const common = require('../common');
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const EventEmitter = require('events');
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const assert = require('assert');
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const ee = new EventEmitter();
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const handler = () => {};
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assert.deepStrictEqual(ee.eventNames(), []);
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assert.strictEqual(ee._events.hasOwnProperty, undefined);
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assert.strictEqual(ee._events.toString, undefined);
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ee.on('__proto__', handler);
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ee.on('__defineGetter__', handler);
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ee.on('toString', handler);
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assert.deepStrictEqual(ee.eventNames(), [
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'__proto__',
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'__defineGetter__',
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'toString'
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]);
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assert.deepStrictEqual(ee.listeners('__proto__'), [handler]);
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assert.deepStrictEqual(ee.listeners('__defineGetter__'), [handler]);
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assert.deepStrictEqual(ee.listeners('toString'), [handler]);
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ee.on('__proto__', common.mustCall(function(val) {
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assert.strictEqual(val, 1);
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}));
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ee.emit('__proto__', 1);
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process.on('__proto__', common.mustCall(function(val) {
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assert.strictEqual(val, 1);
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}));
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process.emit('__proto__', 1);
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