Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in D:\xampp\htdocs\SSWPOS\vendor\bacon\bacon-qr-code\test\Common\VersionTest.php:11 Stack trace: #0 {main} thrown in D:\xampp\htdocs\SSWPOS\vendor\bacon\bacon-qr-code\test\Common\VersionTest.php on line 11