Error: Call to a member function get_cache_info() on a non-object in tests/views_groupby.test, line 254

Using drush:

$ drush test-run Views
The external command could not be executed due to an application error.                                                                                                                              [error]
Drush command terminated abnormally due to an unrecoverable error.                                                                                                                                   [error]
Error: Call to a member function get_cache_info() on a non-object in /Volumes/Users HD/rwieczor/Sites/coi/public_html/sites/all/modules/views/tests/views_groupby.test, line 254

  public function testGroupByCountOnlyFilters() {
...
    $view = $this->viewsGroupByCountViewOnlyFilters();
    $view->set_display('default');
    $output = $view->execute_display();
    $cache_info = $view->query->get_cache_info(); // <!-- // THIS LINE