test removeListener and bind

gistfile1.js

var EE = require('events').EventEmitter;

var emitter = new EE();


var obj = {
	fun: function() {
		console.log('fun should be called once');
	}
};

console.log("no problem");
var funbinded = obj.fun.bind(obj);
emitter.on('test', funbinded);
emitter.emit('test');
emitter.removeListener('test', funbinded);
emitter.emit('test');

console.log("problem");
emitter.on('test', obj.fun.bind(obj));
emitter.emit('test');
emitter.removeListener('test', obj.fun);
emitter.emit('test');

emitter.removeAllListeners('test');

console.log("same problem");
emitter.on('test', obj.fun.bind(obj));
emitter.emit('test');
emitter.removeListener('test', obj.fun.bind(obj));
emitter.emit('test');