Fatal error: Uncaught Error: Class 'PHPUnit_Framework_TestCase' not found in /home/barburim/public_html/affiliates/vendor/symfony/http-foundation/Tests/HeaderBagTest.php:16 Stack trace: #0 {main} thrown in /home/barburim/public_html/affiliates/vendor/symfony/http-foundation/Tests/HeaderBagTest.php on line 16