Fatal error: Uncaught Error: Class 'PHPUnit_Framework_TestCase' not found in /home/changeco/public_html/vendor/league/glide/tests/Manipulators/ContrastTest.php:7 Stack trace: #0 {main} thrown in /home/changeco/public_html/vendor/league/glide/tests/Manipulators/ContrastTest.php on line 7