Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/alkhalaffamily/public_html/test/vendor/theseer/tokenizer/tests/TokenTest.php:6 Stack trace: #0 {main} thrown in /home/alkhalaffamily/public_html/test/vendor/theseer/tokenizer/tests/TokenTest.php on line 6