RecipeEventsTest.php

<?php

declare (strict_types=1);
namespace Drupal\KernelTests\Core\Recipe;

use Drupal\Core\DependencyInjection\ContainerBuilder;
use Drupal\Core\Recipe\Recipe;
use Drupal\Core\Recipe\RecipeAppliedEvent;
use Drupal\Core\Recipe\RecipeRunner;
use Drupal\KernelTests\KernelTestBase;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;

/**
 * @group Recipe
 */
class RecipeEventsTest extends KernelTestBase implements EventSubscriberInterface {
    
    /**
     * The human-readable names of the recipes that have been applied.
     *
     * @var string[]
     */
    private array $recipesApplied = [];
    
    /**
     * {@inheritdoc}
     */
    public static function getSubscribedEvents() : array {
        return [
            RecipeAppliedEvent::class => 'onRecipeApply',
        ];
    }
    public function onRecipeApply(RecipeAppliedEvent $event) : void {
        $this->recipesApplied[] = $event->recipe->name;
    }
    
    /**
     * {@inheritdoc}
     */
    public function register(ContainerBuilder $container) : void {
        parent::register($container);
        // Every time the container is rebuilt, ensure this object is subscribing to
        // events.
        $container->getDefinition('event_dispatcher')
            ->addMethodCall('addSubscriber', [
            $this,
        ]);
    }
    public function testRecipeAppliedEvent() : void {
        $recipe = Recipe::createFromDirectory('core/tests/fixtures/recipes/recipe_include');
        RecipeRunner::processRecipe($recipe);
        $this->assertSame([
            'Install node with config',
            'Recipe include',
        ], $this->recipesApplied);
    }

}