Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/fundopuh/trader.fxex.org/vendor/stripe/stripe-php/lib/Sigma/RsaClientCredentialsTest.php:10 Stack trace: #0 {main} thrown in /home/fundopuh/trader.fxex.org/vendor/stripe/stripe-php/lib/Sigma/RsaClientCredentialsTest.php on line 10