Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/petclap/public_html/production/vendor/sebastian/object-enumerator/tests/EnumeratorTest.php:19 Stack trace: #0 {main} thrown in /home/petclap/public_html/production/vendor/sebastian/object-enumerator/tests/EnumeratorTest.php on line 19