class BlockTemplateSuggestionsTest in Drupal 10

Tests the block_theme_suggestions_block() function.

@group block

Hierarchy

• class \Drupal\KernelTests\KernelTestBase extends \PHPUnit\Framework\TestCase implements ServiceProviderInterface uses \Drupal\Tests\PhpUnitCompatibilityTrait, \Symfony\Bridge\PhpUnit\ExpectDeprecationTrait, AssertContentTrait, ConfigTestTrait, ExtensionListTestTrait, RandomGeneratorTrait, TestRequirementsTrait, PhpUnitWarnings
  • class \Drupal\Tests\block\Kernel\BlockTemplateSuggestionsTest

File

core/modules/block/tests/src/Kernel/BlockTemplateSuggestionsTest.php, line 13

Namespace

Drupal\Tests\block\Kernel

class BlockTemplateSuggestionsTest extends KernelTestBase {

  /**
   * {@inheritdoc}
   */
  protected static $modules = [
    'block',
    'system',
  ];

  /**
   * Tests template suggestions from block_theme_suggestions_block().
   */
  public function testBlockThemeHookSuggestions() {
    $this
      ->installConfig([
      'system',
    ]);

    // Create a block using a plugin with derivative to be preprocessed.
    $block = Block::create([
      'plugin' => 'system_menu_block:admin',
      'region' => 'footer',
      'id' => 'machinename',
    ]);
    $variables = [];

    /** @var \Drupal\Core\Block\BlockPluginInterface $plugin */
    $plugin = $block
      ->getPlugin();
    $variables['elements']['#configuration'] = $plugin
      ->getConfiguration();
    $variables['elements']['#plugin_id'] = $plugin
      ->getPluginId();
    $variables['elements']['#id'] = $block
      ->id();
    $variables['elements']['#base_plugin_id'] = $plugin
      ->getBaseId();
    $variables['elements']['#derivative_plugin_id'] = $plugin
      ->getDerivativeId();
    $variables['elements']['content'] = [];
    $suggestions = block_theme_suggestions_block($variables);
    $this
      ->assertSame([
      'block__system',
      'block__system_menu_block',
      'block__system_menu_block__admin',
      'block__machinename',
    ], $suggestions);
  }

}