class MigrateSystemMaintenanceTranslationTest

class MigrateSystemMaintenanceTranslationTest extends MigrateDrupal6TestBase {
  public static $modules = [
    'language',
    'config_translation',
  ];
  
  /**
   * {@inheritdoc}
   */
  protected function setUp() {
    parent::setUp();
    $this->executeMigration('d6_system_maintenance_translation');
  }
  
  /**
   * Tests migration of system (maintenance) variables to system.maintenance.yml.
   */
  public function testSystemMaintenance() {
    $config = \Drupal::service('language_manager')->getLanguageConfigOverride('fr', 'system.maintenance');
    $this->assertIdentical('fr - Drupal is currently under maintenance. We should be back shortly. Thank you for your patience.', $config->get('message'));
  }

}