Fatal error: Uncaught Error: Class "PHPUnit_Framework_TestCase" not found in C:\SHC\xampp\htdocs\shc_mobile_backend\packages\imauthlib\src\IMAuthLib\Unittest\AccesstokenSession.php:12 Stack trace: #0 {main} thrown in C:\SHC\xampp\htdocs\shc_mobile_backend\packages\imauthlib\src\IMAuthLib\Unittest\AccesstokenSession.php on line 12