Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /var/www/microservices/vendor/psy/psysh/test/TabCompletion/AutoCompleterTest.php:21 Stack trace: #0 {main} thrown in /var/www/microservices/vendor/psy/psysh/test/TabCompletion/AutoCompleterTest.php on line 21