| // Copyright Joyent, Inc. and other Node contributors. |
| // |
| // Permission is hereby granted, free of charge, to any person obtaining a |
| // copy of this software and associated documentation files (the |
| // "Software"), to deal in the Software without restriction, including |
| // without limitation the rights to use, copy, modify, merge, publish, |
| // distribute, sublicense, and/or sell copies of the Software, and to permit |
| // persons to whom the Software is furnished to do so, subject to the |
| // following conditions: |
| // |
| // The above copyright notice and this permission notice shall be included |
| // in all copies or substantial portions of the Software. |
| // |
| // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN |
| // NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, |
| // DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR |
| // OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE |
| // USE OR OTHER DEALINGS IN THE SOFTWARE. |
| |
| require('./common'); |
| var assert = require('assert'); |
| |
| var EventEmitter = require('../').EventEmitter; |
| |
| var e = new EventEmitter(); |
| var fl; // foo listeners |
| |
| fl = e.listeners('foo'); |
| assert.ok(Array.isArray(fl)); |
| assert.strictEqual(fl.length, 0); |
| if (Object.create) assert.ok(!(e._events instanceof Object)); |
| assert.strictEqual(Object.keys(e._events).length, 0); |
| |
| e.on('foo', assert.fail); |
| fl = e.listeners('foo'); |
| assert.strictEqual(e._events.foo, assert.fail); |
| assert.ok(Array.isArray(fl)); |
| assert.strictEqual(fl.length, 1); |
| assert.strictEqual(fl[0], assert.fail); |
| |
| e.listeners('bar'); |
| |
| e.on('foo', assert.ok); |
| fl = e.listeners('foo'); |
| |
| assert.ok(Array.isArray(e._events.foo)); |
| assert.strictEqual(e._events.foo.length, 2); |
| assert.strictEqual(e._events.foo[0], assert.fail); |
| assert.strictEqual(e._events.foo[1], assert.ok); |
| |
| assert.ok(Array.isArray(fl)); |
| assert.strictEqual(fl.length, 2); |
| assert.strictEqual(fl[0], assert.fail); |
| assert.strictEqual(fl[1], assert.ok); |