Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /home/strzelecsk/www/vendor/khanamiryan/qrcode-detector-decoder/tests/QrReaderTest.php:7 Stack trace: #0 {main} thrown in /home/strzelecsk/www/vendor/khanamiryan/qrcode-detector-decoder/tests/QrReaderTest.php on line 7