Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/kardi/public_html/vendor2523/anlutro/l4-settings/tests/unit/JsonSettingStoreTest.php:6 Stack trace: #0 {main} thrown in /home/kardi/public_html/vendor2523/anlutro/l4-settings/tests/unit/JsonSettingStoreTest.php on line 6