Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home2/wyjjnike/public_html/dpsdev/vendor/psy/psysh/test/VersionUpdater/GitHubCheckerTest.php:16 Stack trace: #0 {main} thrown in /home2/wyjjnike/public_html/dpsdev/vendor/psy/psysh/test/VersionUpdater/GitHubCheckerTest.php on line 16