events-list.js•813 B
'use strict';
var EventEmitter = require('../');
var assert = require('assert');
var EE = new EventEmitter();
var m = function() {};
EE.on('foo', function() {});
assert.equal(1, EE.eventNames().length);
assert.equal('foo', EE.eventNames()[0]);
EE.on('bar', m);
assert.equal(2, EE.eventNames().length);
assert.equal('foo', EE.eventNames()[0]);
assert.equal('bar', EE.eventNames()[1]);
EE.removeListener('bar', m);
assert.equal(1, EE.eventNames().length);
assert.equal('foo', EE.eventNames()[0]);
if (typeof Symbol !== 'undefined') {
var s = Symbol('s');
EE.on(s, m);
assert.equal(2, EE.eventNames().length);
assert.equal('foo', EE.eventNames()[0]);
assert.equal(s, EE.eventNames()[1]);
EE.removeListener(s, m);
assert.equal(1, EE.eventNames().length);
assert.equal('foo', EE.eventNames()[0]);
}