Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/w0rldcl4ssc0m/soca/discovery/vendor.back/symfony/http-foundation/Tests/IpUtilsTest.php:17 Stack trace: #0 {main} thrown in /home/w0rldcl4ssc0m/soca/discovery/vendor.back/symfony/http-foundation/Tests/IpUtilsTest.php on line 17