Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /home/edmedu/www/edmtw.com/dev/vendor/league/glide/tests/Signatures/SignatureFactoryTest.php:7 Stack trace: #0 {main} thrown in /home/edmedu/www/edmtw.com/dev/vendor/league/glide/tests/Signatures/SignatureFactoryTest.php on line 7