Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/flighto/.drivee/vendor/roave/signature/test/unit/src/FileContentCheckerTest.php:17 Stack trace: #0 {main} thrown in /home/flighto/.drivee/vendor/roave/signature/test/unit/src/FileContentCheckerTest.php on line 17