Yiisoft\EventDispatcher\Tests\Provider\CompositeTest

Complexity

Total Complexity

3

Size/Duplication

Total Lines	33
Duplicated Lines	0 %

Importance

Changes

0

<?php
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 {
            public function getListenersForEvent(object $event): iterable
            {
                yield function (Event $event) {
                    $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());
    }