Blame view

node_modules/events/tests/subclass.js 1.64 KB
aaac7fed   liuqimichale   add
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
  // 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.
  
  var assert = require('assert');
  var EventEmitter = require('../').EventEmitter;
  var util = require('util');
  
  util.inherits(MyEE, EventEmitter);
  
  function MyEE(cb) {
    this.once(1, cb);
    this.emit(1);
    this.removeAllListeners();
    EventEmitter.call(this);
  }
  
  var called = false;
  var myee = new MyEE(function() {
    called = true;
  });
  
  
  util.inherits(ErrorEE, EventEmitter);
  function ErrorEE() {
    this.emit('error', new Error('blerg'));
  }
  
  assert.throws(function() {
    new ErrorEE();
  }, /blerg/);
  
  assert(called);
  assert.deepEqual(myee._events, {});