class SimpleConfigLangcodeTest

class SimpleConfigLangcodeTest extends UpdatePathTestBase {
  
  /**
   * {@inheritdoc}
   */
  protected function setDatabaseDumpFiles() {
    $this->databaseDumpFiles = [
      __DIR__ . '/../../../fixtures/update/drupal-9.4.0.bare.standard.php.gz',
    ];
  }
  
  /**
   * Tests that langcodes are added to simple config objects that need them.
   */
  public function testLangcodesAddedToSimpleConfig() : void {
    /** @var \Drupal\Core\Database\Connection $database */
    $database = $this->container
      ->get(Connection::class);
    // Remove the langcode from `user.mail`, which has translatable values; it
    // should be restored by the update path. We need to change it in the
    // database directly, to avoid running afoul of config validation.
    $data = $this->config('user.mail')
      ->clear('langcode')
      ->getRawData();
    $database->update('config')
      ->fields([
      'data' => serialize($data),
    ])
      ->condition('name', 'user.mail')
      ->execute();
    // Add a langcode to `node.settings`, which has no translatable values; it
    // should be removed by the update path. We need to change it in the
    // database directly, to avoid running afoul of config validation.
    $data = $this->config('node.settings')
      ->set('langcode', 'en')
      ->getRawData();
    $database->update('config')
      ->fields([
      'data' => serialize($data),
    ])
      ->condition('name', 'node.settings')
      ->execute();
    $this->runUpdates();
    $this->assertSame('en', $this->config('user.mail')
      ->get('langcode'));
    $this->assertArrayNotHasKey('langcode', $this->config('node.settings')
      ->getRawData());
  }

}