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<?php
namespace Yiisoft\EventDispatcher\Tests\Provider;
use PHPUnit\Framework\TestCase;
use Psr\EventDispatcher\ListenerProviderInterface;
use Yiisoft\EventDispatcher\Provider\CompositeProvider;
use Yiisoft\EventDispatcher\Tests\Event\Event;
class CompositeTest extends TestCase
{
public function testProvidesAllListeners(): void
$event = new Event();
$provider1 = new class() implements ListenerProviderInterface {
public function getListenersForEvent(object $event): iterable
yield function (Event $event) {
$event->register(1);
};
}
$provider2 = new class() implements ListenerProviderInterface {
$event->register(2);
$aggregate = new CompositeProvider();
$aggregate->attach($provider1);
$aggregate->attach($provider2);
foreach ($aggregate->getListenersForEvent($event) as $listener) {
$listener($event);
$this->assertEquals([1, 2], $event->registered());