BlockContentDeletionTest.php

<?php

namespace Drupal\Tests\block_content\Kernel;

use Drupal\block_content\Entity\BlockContent;
use Drupal\block_content\Entity\BlockContentType;
use Drupal\Component\Plugin\PluginBase;
use Drupal\KernelTests\KernelTestBase;

/**
 * Tests that deleting a block clears the cached definitions.
 *
 * @group block_content
 */
class BlockContentDeletionTest extends KernelTestBase {
    
    /**
     * {@inheritdoc}
     */
    public static $modules = [
        'block',
        'block_content',
        'system',
        'user',
    ];
    
    /**
     * {@inheritdoc}
     */
    public function setUp() {
        parent::setUp();
        $this->installEntitySchema('user');
        $this->installEntitySchema('block_content');
    }
    
    /**
     * Tests deleting a block_content updates the discovered block plugin.
     */
    public function testDeletingBlockContentShouldClearPluginCache() {
        // Create a block content type.
        $block_content_type = BlockContentType::create([
            'id' => 'spiffy',
            'label' => 'Mucho spiffy',
            'description' => "Provides a block type that increases your site's spiffiness by upto 11%",
        ]);
        $block_content_type->save();
        // And a block content entity.
        $block_content = BlockContent::create([
            'info' => 'Spiffy prototype',
            'type' => 'spiffy',
        ]);
        $block_content->save();
        // Make sure the block content provides a derivative block plugin in the
        // block repository.
        
        /** @var \Drupal\Core\Block\BlockManagerInterface $block_manager */
        $block_manager = $this->container
            ->get('plugin.manager.block');
        $plugin_id = 'block_content' . PluginBase::DERIVATIVE_SEPARATOR . $block_content->uuid();
        $this->assertTrue($block_manager->hasDefinition($plugin_id));
        // Now delete the block content entity.
        $block_content->delete();
        // The plugin should no longer exist.
        $this->assertFalse($block_manager->hasDefinition($plugin_id));
    }

}