Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /home/itscm/dev.its.cm/apps/vendor/symfony/config/Tests/Definition/EnumNodeTest.php:17 Stack trace: #0 {main} thrown in /home/itscm/dev.its.cm/apps/vendor/symfony/config/Tests/Definition/EnumNodeTest.php on line 17