Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/pos/public_html/ifoulkipos/vendor/picqer/php-barcode-generator/tests/BarcodePngTest.php:5 Stack trace: #0 {main} thrown in /home/pos/public_html/ifoulkipos/vendor/picqer/php-barcode-generator/tests/BarcodePngTest.php on line 5