Fatal error: Uncaught Error: Class "Cake\TestSuite\TestCase" not found in C:\xampp\htdocs\QuickApps\plugins\User\tests\TestCase\Model\Behavior\WhoDidItBehaviorTest.php:23 Stack trace: #0 {main} thrown in C:\xampp\htdocs\QuickApps\plugins\User\tests\TestCase\Model\Behavior\WhoDidItBehaviorTest.php on line 23