ContainerAwareEventManager example

class ContainerAwareEventManagerTest extends TestCase
{
    use ExpectDeprecationTrait;

    private Container $container;
    private ContainerAwareEventManager $evm;

    protected function setUp(): void
    {
        $this->container = new Container();
        $this->evm = new ContainerAwareEventManager($this->container);
    }

    public function testDispatchEventRespectOrder()
    {
        $this->evm = new ContainerAwareEventManager($this->container, [[['foo'], 'list1'], [['foo'], 'list2']]);

        $this->container->set('list1', $listener1 = new MyListener());
        $this->container->set('list2', $listener2 = new MyListener());

        $this->assertSame([$listener1, $listener2], array_values($this->evm->getListeners('foo')));
    }