Fatal error: Uncaught Error: Class "PHPUnit_Framework_TestCase" not found in /home/steevedfem/ekolaweb/vendor/symfony/swiftmailer-bundle/Tests/DependencyInjection/SwiftmailerExtensionTest.php:24 Stack trace: #0 {main} thrown in /home/steevedfem/ekolaweb/vendor/symfony/swiftmailer-bundle/Tests/DependencyInjection/SwiftmailerExtensionTest.php on line 24