public function testaddListener()
{
$listener = new KernalResponseListener();
EventDispatcher::addListener('kernal.responese', $listener, 10);
$this->assertTrue(EventDispatcher::hasListeners('kernal.responese'));
EventDispatcher::removeListener('kernal.responese', $listener);
$this->assertFalse(EventDispatcher::hasListeners('kernal.responese'));
EventDispatcher::addListener('kernal.request', function ($event) {
//do something
}, 100);
}
