Issue #3046522 by mondrake, fietserwin, y_h: Remove imagemagick texttowrapper...

    $gd_wrapper->apply('text_to_wrapper', $arguments);

    // Flush the temporary wrapper to disk, reopen via ImageMagick and return.

    if ($gd_wrapper) {

      $tmp_file = \Drupal::service('file_system')->tempnam('temporary://', 'image_effects_');

      // Temporary file prefix is limited to 3 chars for Windows compatibility.

      $tmp_file = \Drupal::service('file_system')->tempnam('temporary://', 'ifx');

      $gd_wrapper_destination = $tmp_file . '.png';

      file_unmanaged_move($tmp_file, $gd_wrapper_destination, FILE_CREATE_DIRECTORY);

      $gd_wrapper->save($gd_wrapper_destination);

      $tmp_wrapper = \Drupal::service('image.factory')->get($gd_wrapper_destination, 'imagemagick');

      // Defer removal of the temporary file to after it has been processed.

      drupal_register_shutdown_function([static::class, 'deleteTempFile'], $gd_wrapper_destination);

      return $this->getToolkit()->apply('replace_image', ['replacement_image' => $tmp_wrapper]);

    }

    return FALSE;

  }

  /**

   * Delete the image effect temporary file after it has been used.

   *

   * @param string $file_path

   *   Path of the file that is about to be deleted.

   */

  public static function deleteTempFile($file_path) {

    if (file_exists($file_path)) {

      file_unmanaged_delete($file_path);

    }

  }

}

    ];

    $this->addEffectToTestStyle($effect_config);

    // Check that no temporary files are left in Imagemagick.

    if ($toolkit_id === 'imagemagick') {

      $directory_scan = file_scan_directory('temporary://', '/ifx.*/');

      $this->assertEquals(0, count($directory_scan));

    }

    $test_data = [

      [

        'test_file' => $this->getTestImageCopyUri('/files/image-test.png', 'simpletest'),