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);
}