/**
* @param EventSubscriberInterface $subscriber
*
* @return $this
*/
public function addEventSubscriber(EventSubscriberInterface $subscriber)
{
if ($this->eventBus === null) {
throw new \RuntimeException('The event bus should not be null');
}
$this->eventBus->addSubscriber($subscriber);
return $this;
}
/**
* @param DomainEventSubscriberInterface $subscriber
*/
protected function addSubscriber(DomainEventSubscriberInterface $subscriber)
{
$this->eventBus->addSubscriber($subscriber);
}
/**
* @param callable|ApplicationConfig $config
*
* @return ConsoleApplication
*/
protected function createApplication($config)
{
$commandBus = CommandBus::create();
$eventBus = EventBus::create();
$postService = new PostService($eventBus);
$commandBus->addHandler(CreateBlogCommand::class, new BlogService($eventBus));
$commandBus->addHandler(CreatePostCommand::class, $postService);
$commandBus->addHandler(ChangePostTitleCommand::class, $postService);
return new ConsoleApplication($config, $commandBus, $eventBus);
}
/**
* @param ChangePostTitleCommand $command
*/
public function changePostTitle(ChangePostTitleCommand $command)
{
$this->eventBus->dispatch(new PostTitleWasChanged($command->title()));
}
/**
* Test RemoveSubscriber method.
*/
public function testRemoveSubscriber()
{
$this->given($eventBus = EventBus::create())->and($subscriber = new UserEventSubscriber())->and($eventBus->addSubscriber($subscriber))->then()->boolean($eventBus->hasEventListeners(UserEventSubscriber::FOO_EVENT))->isTrue()->boolean($eventBus->hasEventListeners(UserEventSubscriber::BAR_EVENT))->isTrue()->boolean($eventBus->hasEventListeners(UserEventSubscriber::USER_LOGIN))->isTrue()->and()->when($eventBus->removeSubscriber($subscriber))->then()->boolean($eventBus->hasEventListeners(UserEventSubscriber::FOO_EVENT))->isFalse()->boolean($eventBus->hasEventListeners(UserEventSubscriber::BAR_EVENT))->isFalse()->boolean($eventBus->hasEventListeners(UserEventSubscriber::USER_LOGIN))->isFalse();
}
/**
* Test eventBus method.
*/
public function testEventBus()
{
$this->given($eventBus = EventBus::create())->when(DomainEventPublisher::set($eventBus))->then()->object(DomainEventPublisher::eventBus())->isEqualTo($eventBus);
}