function ContainerAwareEventDispatcherTest::testRemoveService

File

core/tests/Drupal/Tests/Component/EventDispatcher/ContainerAwareEventDispatcherTest.php, line 185

Class

ContainerAwareEventDispatcherTest

Unit tests for the ContainerAwareEventDispatcher.

Namespace

Code

public function testRemoveService() : void {
    $container = new ContainerBuilder();
    $container->register('listener_service', TestEventListener::class);
    $container->register('other_listener_service', TestEventListener::class);
    $listeners = [
        'test_event' => [
            0 => [
                [
                    'service' => [
                        'listener_service',
                        'preFoo',
                    ],
                ],
                [
                    'service' => [
                        'other_listener_service',
                        'preFoo',
                    ],
                ],
            ],
        ],
    ];
    $dispatcher = new ContainerAwareEventDispatcher($container, $listeners);
    $listenerService = $container->get('listener_service');
    $dispatcher->removeListener('test_event', [
        $listenerService,
        'preFoo',
    ]);
    // Ensure that other service was not initialized during removal of the
    // listener service.
    $this->assertFalse($container->initialized('other_listener_service'));
    $dispatcher->dispatch(new Event(), 'test_event');
    $this->assertFalse($listenerService->preFooInvoked);
    $otherService = $container->get('other_listener_service');
    $this->assertTrue($otherService->preFooInvoked);
}