class MigrateDrupalTestBase

abstract class MigrateDrupalTestBase extends MigrateTestBase {
  
  /**
   * Modules to enable.
   *
   * @var array
   */
  protected static $modules = [
    'system',
    'user',
    'field',
    'migrate_drupal',
    'options',
    'file',
  ];
  
  /**
   * {@inheritdoc}
   */
  protected function setUp() {
    parent::setUp();
    $module_handler = \Drupal::moduleHandler();
    if ($module_handler->moduleExists('node')) {
      $this->installEntitySchema('node');
    }
    if ($module_handler->moduleExists('comment')) {
      $this->installEntitySchema('comment');
    }
    if ($module_handler->moduleExists('taxonomy')) {
      $this->installEntitySchema('taxonomy_term');
    }
    if ($module_handler->moduleExists('user')) {
      $this->installEntitySchema('user');
    }
    $this->installConfig([
      'migrate_drupal',
      'system',
    ]);
  }
  
  /**
   * Loads a database fixture into the source database connection.
   *
   * @param string $path
   *   Path to the dump file.
   */
  protected function loadFixture($path) {
    $default_db = Database::getConnection()->getKey();
    Database::setActiveConnection($this->sourceDatabase
      ->getKey());
    if (substr($path, -3) == '.gz') {
      $path = 'compress.zlib://' . $path;
    }
    require $path;
    Database::setActiveConnection($default_db);
  }

}