Fatal error: Uncaught Error: Class 'PHPUnit_Framework_ExpectationFailedException' not found in /home/app/htdocs/message_gateway/vendor/laravel/framework/src/Illuminate/Foundation/Testing/HttpException.php:7 Stack trace: #0 {main} thrown in /home/app/htdocs/message_gateway/vendor/laravel/framework/src/Illuminate/Foundation/Testing/HttpException.php on line 7