Fatal error: Uncaught Error: Class "Drupal\Tests\quickedit\FunctionalJavascript\QuickEditJavascriptTestBase" not found in /home/www/drupal8/test/core/modules/image/tests/src/FunctionalJavascript/QuickEditImageTest.php:14 Stack trace: #0 {main} thrown in /home/www/drupal8/test/core/modules/image/tests/src/FunctionalJavascript/QuickEditImageTest.php on line 14