Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /var/www/html/cps/vendor/psy/psysh/test/Exception/FatalErrorExceptionTest.php:16 Stack trace: #0 {main} thrown in /var/www/html/cps/vendor/psy/psysh/test/Exception/FatalErrorExceptionTest.php on line 16