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/var/runtime/node_modules/@aws-sdk/node_modules/events/tests

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special-event-names.js1.4 KB · 46 lines
'use strict'; var common = require('./common');var EventEmitter = require('../');var assert = require('assert'); var ee = new EventEmitter();var handler = function() {}; assert.strictEqual(ee.eventNames().length, 0); assert.strictEqual(ee._events.hasOwnProperty, undefined);assert.strictEqual(ee._events.toString, undefined); ee.on('__defineGetter__', handler);ee.on('toString', handler);ee.on('__proto__', handler); assert.strictEqual(ee.eventNames()[0], '__defineGetter__');assert.strictEqual(ee.eventNames()[1], 'toString'); assert.strictEqual(ee.listeners('__defineGetter__').length, 1);assert.strictEqual(ee.listeners('__defineGetter__')[0], handler);assert.strictEqual(ee.listeners('toString').length, 1);assert.strictEqual(ee.listeners('toString')[0], handler); // Only run __proto__ tests if that property can actually be setif ({ __proto__: 'ok' }.__proto__ === 'ok') {  assert.strictEqual(ee.eventNames().length, 3);  assert.strictEqual(ee.eventNames()[2], '__proto__');  assert.strictEqual(ee.listeners('__proto__').length, 1);  assert.strictEqual(ee.listeners('__proto__')[0], 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);} else {  console.log('# skipped __proto__')}