class TestMigration

class TestMigration extends Migration {
  
  /**
   * Constructs an instance of TestMigration object.
   */
  public function __construct() {
    $this->migration_dependencies = ($this->migration_dependencies ?: []) + [
      'required' => [],
      'optional' => [],
    ];
  }
  
  /**
   * Sets the migration ID (machine name).
   *
   * @param string $plugin_id
   *   The plugin ID of the plugin instance.
   */
  public function setPluginId($plugin_id) {
    $this->pluginId = $plugin_id;
  }
  
  /**
   * Sets the requirements values.
   *
   * @param array $requirements
   *   The array of requirement values.
   */
  public function setRequirements(array $requirements) {
    $this->requirements = $requirements;
  }
  
  /**
   * Sets the source Plugin.
   *
   * @param \Drupal\migrate\Plugin\MigrateSourceInterface $source_plugin
   *   The source Plugin.
   */
  public function setSourcePlugin(MigrateSourceInterface $source_plugin) {
    $this->sourcePlugin = $source_plugin;
  }
  
  /**
   * Sets the destination Plugin.
   *
   * @param \Drupal\migrate\Plugin\MigrateDestinationInterface $destination_plugin
   *   The destination Plugin.
   */
  public function setDestinationPlugin(MigrateDestinationInterface $destination_plugin) {
    $this->destinationPlugin = $destination_plugin;
  }
  
  /**
   * Sets the plugin manager service.
   *
   * @param \Drupal\migrate\Plugin\MigrationPluginManagerInterface $plugin_manager
   *   The plugin manager service.
   */
  public function setMigrationPluginManager(MigrationPluginManagerInterface $plugin_manager) {
    $this->migrationPluginManager = $plugin_manager;
  }

}