ThemeRegistryAlterEventTest.php in Hook Event Dispatcher 3.x

Namespace

Drupal\Tests\core_event_dispatcher\Unit\Theme

File

modules/core_event_dispatcher/tests/src/Unit/Theme/ThemeRegistryAlterEventTest.php

<?php

namespace Drupal\Tests\core_event_dispatcher\Unit\Theme;

use Drupal;
use Drupal\Core\DependencyInjection\ContainerBuilder;
use Drupal\core_event_dispatcher\Event\Theme\ThemeRegistryAlterEvent;
use Drupal\hook_event_dispatcher\HookEventDispatcherInterface;
use Drupal\Tests\hook_event_dispatcher\Unit\HookEventDispatcherManagerSpy;
use PHPUnit\Framework\TestCase;
use function core_event_dispatcher_theme_registry_alter;

/**
 * Class ThemeRegistryAlterEventTest.
 *
 * @group hook_event_dispatcher
 */
class ThemeRegistryAlterEventTest extends TestCase {

  /**
   * The manager.
   *
   * @var \Drupal\Tests\hook_event_dispatcher\Unit\HookEventDispatcherManagerSpy
   */
  private $manager;

  /**
   * Sets up the test.
   */
  public function setUp() : void {
    $builder = new ContainerBuilder();
    $this->manager = new HookEventDispatcherManagerSpy();
    $builder
      ->set('hook_event_dispatcher.manager', $this->manager);
    $builder
      ->compile();
    Drupal::setContainer($builder);
  }

  /**
   * ThemeRegistryAlterEvent with theme implementation alter test.
   */
  public function testThemeRegistryAlterEventWithThemeAlter() : void {
    $themeRegistry = $expected = [
      'existing_theme_hook__with_information' => [
        'variables' => [
          'variable1' => NULL,
          'variable2' => FALSE,
          'variable3' => [],
        ],
        'type' => 'base_theme_engine',
        'template' => 'existing-theme-hook--with-information',
      ],
    ];
    $this->manager
      ->setEventCallbacks([
      HookEventDispatcherInterface::THEME_REGISTRY_ALTER => static function (ThemeRegistryAlterEvent $event) {
        $themeRegistry =& $event
          ->getThemeRegistry();
        $themeRegistry['existing_theme_hook__with_information']['variables']['variable2'] = TRUE;
      },
    ]);
    core_event_dispatcher_theme_registry_alter($themeRegistry);
    $expected['existing_theme_hook__with_information']['variables']['variable2'] = TRUE;
    self::assertSame($expected, $themeRegistry);

    /** @var \Drupal\core_event_dispatcher\Event\Theme\ThemeRegistryAlterEvent $event */
    $event = $this->manager
      ->getRegisteredEvent(HookEventDispatcherInterface::THEME_REGISTRY_ALTER);
    self::assertSame($expected, $event
      ->getThemeRegistry());
  }

}

Classes

Name	Description
ThemeRegistryAlterEventTest	Class ThemeRegistryAlterEventTest.