Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in E:\install\laragon\www\logisoft_invoice_old\vendor\bacon\bacon-qr-code\test\Common\BitUtilsTest.php:9 Stack trace: #0 {main} thrown in E:\install\laragon\www\logisoft_invoice_old\vendor\bacon\bacon-qr-code\test\Common\BitUtilsTest.php on line 9