mirror of https://github.com/lukechilds/node.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
39 lines
992 B
39 lines
992 B
'use strict';
|
|
|
|
const common = require('../common');
|
|
const assert = require('assert');
|
|
|
|
const EventEmitter = require('events').EventEmitter;
|
|
|
|
const e = new EventEmitter();
|
|
let fl; // foo listeners
|
|
|
|
fl = e.listeners('foo');
|
|
assert(Array.isArray(fl));
|
|
assert.strictEqual(fl.length, 0);
|
|
assert(!(e._events instanceof Object));
|
|
assert.deepStrictEqual(Object.keys(e._events), []);
|
|
|
|
e.on('foo', common.fail);
|
|
fl = e.listeners('foo');
|
|
assert.strictEqual(e._events.foo, common.fail);
|
|
assert(Array.isArray(fl));
|
|
assert.strictEqual(fl.length, 1);
|
|
assert.strictEqual(fl[0], common.fail);
|
|
|
|
e.listeners('bar');
|
|
|
|
e.on('foo', assert.ok);
|
|
fl = e.listeners('foo');
|
|
|
|
assert(Array.isArray(e._events.foo));
|
|
assert.strictEqual(e._events.foo.length, 2);
|
|
assert.strictEqual(e._events.foo[0], common.fail);
|
|
assert.strictEqual(e._events.foo[1], assert.ok);
|
|
|
|
assert(Array.isArray(fl));
|
|
assert.strictEqual(fl.length, 2);
|
|
assert.strictEqual(fl[0], common.fail);
|
|
assert.strictEqual(fl[1], assert.ok);
|
|
|
|
console.log('ok');
|
|
|