Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/greenst1/public_html/php-trustrater-v12f/trustrater-v12f/vendor/league/oauth1-client/tests/RsaClientCredentialsTest.php:10 Stack trace: #0 {main} thrown in /home/greenst1/public_html/php-trustrater-v12f/trustrater-v12f/vendor/league/oauth1-client/tests/RsaClientCredentialsTest.php on line 10