Fatal error: Uncaught Error: Class "PHPUnit_Framework_TestCase" not found in /usr/www/realtor/public_vlg/TF2Storewebpanel/vendor/symfony/http-foundation/Tests/ResponseHeaderBagTest.php:20 Stack trace: #0 {main} thrown in /usr/www/realtor/public_vlg/TF2Storewebpanel/vendor/symfony/http-foundation/Tests/ResponseHeaderBagTest.php on line 20