Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/alkhalaffamily/public_html/site/project/vendor/phpunit/php-token-stream/tests/Token/ClosureTest.php:13 Stack trace: #0 {main} thrown in /home/alkhalaffamily/public_html/site/project/vendor/phpunit/php-token-stream/tests/Token/ClosureTest.php on line 13