class JSTranslationTest

class JSTranslationTest extends CKEditor5TestBase {
  use MediaTypeCreationTrait;
  
  /**
   * {@inheritdoc}
   */
  protected static $modules = [
    'language',
    'locale',
    'media_library',
  ];
  
  /**
   * {@inheritdoc}
   */
  protected function setUp() : void {
    parent::setUp();
    // Create a sample media entity to be embedded.
    $this->createMediaType('image', [
      'id' => 'image',
      'label' => 'Image',
    ]);
  }
  
  /**
   * Integration test to ensure that CKEditor 5 Plugins translations are loaded.
   */
  public function test() : void {
    $page = $this->getSession()
      ->getPage();
    $assert_session = $this->assertSession();
    $this->createNewTextFormat($page, $assert_session);
    $this->assertNotEmpty($assert_session->waitForElement('css', '.ckeditor5-toolbar-item-drupalMedia'));
    $this->click('#edit-filters-media-embed-status');
    $assert_session->assertWaitOnAjaxRequest();
    $this->triggerKeyUp('.ckeditor5-toolbar-item-drupalMedia', 'ArrowDown');
    $assert_session->assertWaitOnAjaxRequest();
    $this->saveNewTextFormat($page, $assert_session);
    $langcode = 'fr';
    ConfigurableLanguage::createFromLangcode($langcode)->save();
    $this->config('system.site')
      ->set('default_langcode', $langcode)
      ->save();
    // Visit a page that will trigger a JavaScript file parsing for
    // translatable strings.
    $this->drupalGet('node/add');
    $this->assertNotEmpty($assert_session->waitForElement('css', '.ck-editor'));
    // Ensure a string from the CKEditor 5 plugin is picked up by translation.
    // @see core/modules/ckeditor5/js/ckeditor5_plugins/drupalMedia/src/drupalmediatoolbar.js
    $locale_storage = $this->container
      ->get('locale.storage');
    $string = $locale_storage->findString([
      'source' => 'Drupal Media toolbar',
      'context' => '',
    ]);
    $this->assertNotEmpty($string, 'String from JavaScript file saved.');
  }

}