Fatal error: Uncaught Error: Class "Drupal\Tests\views\Functional\Rest\ViewResourceTestBase" not found in /home/www/drupal8/test/core/modules/views/tests/src/Functional/Rest/ViewJsonCookieTest.php:10 Stack trace: #0 {main} thrown in /home/www/drupal8/test/core/modules/views/tests/src/Functional/Rest/ViewJsonCookieTest.php on line 10