Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in C:\xampp\htdocs\public\vendor\tucker-eric\eloquentfilter\tests\ModelFilterTest.php:8 Stack trace: #0 {main} thrown in C:\xampp\htdocs\public\vendor\tucker-eric\eloquentfilter\tests\ModelFilterTest.php on line 8