Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/ntpcbgtpp/public_html/mat1/tests/Entity/Attachments/AttachmentTest.php:54 Stack trace: #0 {main} thrown in /home/ntpcbgtpp/public_html/mat1/tests/Entity/Attachments/AttachmentTest.php on line 54