Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /home/coelhost/staging.cls.pt/storage-oc3020/vendor/symfony/validator/Tests/ConstraintViolationTest.php:17 Stack trace: #0 {main} thrown in /home/coelhost/staging.cls.pt/storage-oc3020/vendor/symfony/validator/Tests/ConstraintViolationTest.php on line 17