Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /var/www/html/repo/invoicing-salepropos/vendor/sebastian/global-state/tests/RestorerTest.php:20 Stack trace: #0 {main} thrown in /var/www/html/repo/invoicing-salepropos/vendor/sebastian/global-state/tests/RestorerTest.php on line 20