Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /home/coelhost/staging.cls.pt/storage-oc3020/vendor/symfony/validator/Tests/ConstraintTest.php:23 Stack trace: #0 {main} thrown in /home/coelhost/staging.cls.pt/storage-oc3020/vendor/symfony/validator/Tests/ConstraintTest.php on line 23