protected function _removeListener($event, callable $listener)
{
foreach ($this->listeners as $ev => $_listeners) {
if (preg_match('%' . $ev . '%i', $event)) {
parent::removeListener($ev, $listener);
}
}
}
/**
* @expectedException \InvalidArgumentException
*/
function testRemoveListenerNotFound()
{
$self = $this;
$ok = false;
$eventEmitter = new EventEmitter();
$eventEmitter->removeListener('test', function () {
});
}
public function testOff()
{
$closure = function () {
};
$closure1 = function () {
};
$this->event->addListener('test', $closure);
$this->event->addListener('test', $closure1);
$this->assertEquals(array($closure, $closure1), $this->event->listeners('test'));
$this->event->removeListener('test', $closure);
$this->assertEquals(array(1 => $closure1), $this->event->listeners('test'));
}
function testUnregisterMultipleEvents()
{
$argResult = 0;
$callback = function () use(&$argResult) {
$argResult++;
};
$ee = new EventEmitter();
$ee->on(['foo', 'bar', 'qux'], $callback);
$ee->removeListener(['foo', 'bar'], $callback);
$ee->emit('foo');
$ee->emit('bar');
$ee->emit('qux');
$this->assertEquals(1, $argResult);
}
<?php
require '../vendor/autoload.php';
$listener = new EventEmitter();
/*
$listener->on( 'hello', function( $data, $callback ){
print "Callback\n";
});
$listener->on( 'hello', function( $data, $callback ){
print "Callback 2\n";
});
$listener->on( 'hello', function( $data, $callback ){
print "Callback !!\n";
});
*/
$remove_fn = function ($data, $callback) {
print "Callback 3\n";
$callback();
};
$listener->on('hello', $remove_fn);
$listener->emit('hello', 'second_arg', function () {
print "emit_callback\n";
});
$listener->on('goodbye', function () {
print "Goodbye world\n";
});
$listener->removeListener('hello', $remove_fn);
$listener->emit('hello', 'second_arg', function () {
print "emit_callback second time trhough\n";
});
$listener->emit('goodbye');
function testRemoveListenerTwice()
{
$result = false;
$callBack = function () use(&$result) {
$result = true;
};
$ee = new EventEmitter();
$ee->on('foo', $callBack);
$ee->emit('foo');
$this->assertTrue($result);
$result = false;
$this->assertTrue($ee->removeListener('foo', $callBack));
$this->assertFalse($ee->removeListener('foo', $callBack));
$ee->emit('foo');
$this->assertFalse($result);
}
