Fatal error: Uncaught Error: Class "GIFEndec\Tests\TestCase" not found in C:\xampp\htdocs\OFFLINE\VulturAr\laravel9-php81\vendor\stil\gif-endec\tests\DecoderTest.php:10 Stack trace: #0 {main} thrown in C:\xampp\htdocs\OFFLINE\VulturAr\laravel9-php81\vendor\stil\gif-endec\tests\DecoderTest.php on line 10