Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/marcelnet/public_html/sipro/vendor/phar-io/manifest/tests/values/EmailTest.php:18 Stack trace: #0 {main} thrown in /home/marcelnet/public_html/sipro/vendor/phar-io/manifest/tests/values/EmailTest.php on line 18