/**
* Attaching handler test.
* @return void
*/
public function testAttachingHandler()
{
$obj = new TestClass();
$var = (object) NULL;
$obj->onPublic[] = 'handler';
$obj->onPublic($var);
$this->assertEquals(1, $var->counter);
$obj->onPublic[] = new Handler();
$obj->onPublic($var);
$this->assertEquals(3, $var->counter);
}
