Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /var/www/up.arbitr-dolg.ru/vendor/paquettg/string-encode/tests/EncodeTest.php:7 Stack trace: #0 {main} thrown in /var/www/up.arbitr-dolg.ru/vendor/paquettg/string-encode/tests/EncodeTest.php on line 7