Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/www/swittelecom.com/test/laravel/vendor/symfony/http-foundation/Tests/ResponseHeaderBagTest.php:21
Stack trace:
#0 {main}
thrown in /home/www/swittelecom.com/test/laravel/vendor/symfony/http-foundation/Tests/ResponseHeaderBagTest.php on line 21