Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /home/dreamland/public_html/booking/vendor/picqer/php-barcode-generator/tests/ChecksumBarcodeTest.php:10 Stack trace: #0 {main} thrown in /home/dreamland/public_html/booking/vendor/picqer/php-barcode-generator/tests/ChecksumBarcodeTest.php on line 10