Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/soportecronos/laboc.soportecronos.com/vendor/werneckbh/qr-code/tests/QrCodeTests.php:5 Stack trace: #0 {main} thrown in /home/soportecronos/laboc.soportecronos.com/vendor/werneckbh/qr-code/tests/QrCodeTests.php on line 5