Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /var/www/bocelli.uchetprosto.ru/vendor/sebastian/comparator/tests/SplObjectStorageComparatorTest.php:23 Stack trace: #0 {main} thrown in /var/www/bocelli.uchetprosto.ru/vendor/sebastian/comparator/tests/SplObjectStorageComparatorTest.php on line 23