Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/kardi/public_html/vendor2523/google/common-protos/tests/Unit/InstantiateClassesTest.php:35 Stack trace: #0 {main} thrown in /home/kardi/public_html/vendor2523/google/common-protos/tests/Unit/InstantiateClassesTest.php on line 35