Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /var/www/html/reinscripcion/js/dompdf/lib/php-svg-lib/tests/Svg/StyleTest.php:15 Stack trace: #0 {main} thrown in /var/www/html/reinscripcion/js/dompdf/lib/php-svg-lib/tests/Svg/StyleTest.php on line 15