Issue #3241272 by andypost, alexpott:...

 * Mock FileTransfer object for test case.

 */

class TestFileTransfer extends FileTransfer {

  protected $host = NULL;

  protected $username = NULL;

  protected $password = NULL;

  protected $port = NULL;

  /**

   * {@inheritdoc}

   */

  protected $host = '';

  /**

   * {@inheritdoc}

   */

  protected $username = '';

  /**

   * {@inheritdoc}

   */

  protected $password = '';

  /**

   * {@inheritdoc}

   */

  protected $port = 0;

  /**

   * This is for testing the CopyRecursive logic.