Fatal error: Uncaught Error: Class "Tests\TestCase" not found in C:\laragon\htdocs\eloboost24\tests\Feature\Libraries\Serializer\SerializerTest.php:10 Stack trace: #0 {main} thrown in C:\laragon\htdocs\eloboost24\tests\Feature\Libraries\Serializer\SerializerTest.php on line 10