Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /usr/home/adamus1234/domains/localization.adamus1234.smallhost.pl/public_html/vendor/symfony/form/Test/FormIntegrationTestCase.php:21
Stack trace:
#0 {main}
  thrown in /usr/home/adamus1234/domains/localization.adamus1234.smallhost.pl/public_html/vendor/symfony/form/Test/FormIntegrationTestCase.php on line 21