Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/aipnbsfo/public_html/vendor/squizlabs/php_codesniffer/tests/Core/Filters/Filter/AcceptTest.php:18 Stack trace: #0 {main} thrown in /home/aipnbsfo/public_html/vendor/squizlabs/php_codesniffer/tests/Core/Filters/Filter/AcceptTest.php on line 18