67 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			67 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| // Copyright Joyent, Inc. and other Node contributors.
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| //
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| // Permission is hereby granted, free of charge, to any person obtaining a
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| // copy of this software and associated documentation files (the
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| // "Software"), to deal in the Software without restriction, including
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| // without limitation the rights to use, copy, modify, merge, publish,
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| // distribute, sublicense, and/or sell copies of the Software, and to permit
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| // persons to whom the Software is furnished to do so, subject to the
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| // following conditions:
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| //
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| // The above copyright notice and this permission notice shall be included
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| // in all copies or substantial portions of the Software.
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| //
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| // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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| // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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| // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
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| // NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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| // DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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| // OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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| // USE OR OTHER DEALINGS IN THE SOFTWARE.
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| 
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| var common = require('./common');
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| var test = require('tape');
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| var assert = require('assert');
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| var EventEmitter = require('../').EventEmitter;
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| var util = require('util');
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| 
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| util.inherits(MyEE, EventEmitter);
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| 
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| function MyEE(cb) {
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|   this.once(1, cb);
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|   this.emit(1);
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|   this.removeAllListeners();
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|   EventEmitter.call(this);
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| }
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| 
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| var myee = new MyEE(common.mustCall());
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| 
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| 
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| util.inherits(ErrorEE, EventEmitter);
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| function ErrorEE() {
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|   this.emit('error', new Error('blerg'));
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| }
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| 
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| assert.throws(function() {
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|   new ErrorEE();
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| }, /blerg/);
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| 
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| test.onFinish(function() {
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|   assert.ok(!(myee._events instanceof Object));
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|   assert.strictEqual(Object.keys(myee._events).length, 0);
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| });
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| 
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| 
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| function MyEE2() {
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|   EventEmitter.call(this);
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| }
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| 
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| MyEE2.prototype = new EventEmitter();
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| 
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| var ee1 = new MyEE2();
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| var ee2 = new MyEE2();
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| 
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| ee1.on('x', function() {});
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| 
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| assert.strictEqual(ee2.listenerCount('x'), 0);
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