Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in C:\laragon\www\siepvr\vendor\lindelius\php-jwt\tests\NbfClaimTest.php:10 Stack trace: #0 {main} thrown in C:\laragon\www\siepvr\vendor\lindelius\php-jwt\tests\NbfClaimTest.php on line 10