Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/instituto/public_html/sapc/laravel/vendor/symfony/http-kernel/Tests/HttpCache/EsiTest.php:19 Stack trace: #0 {main} thrown in /home/instituto/public_html/sapc/laravel/vendor/symfony/http-kernel/Tests/HttpCache/EsiTest.php on line 19