Fatal error: Uncaught Error: Class 'PHPUnit_Framework_TestCase' not found in /home/cgenial/sandbox.cgenial.org/vendor/sendinblue/api-v3-sdk/test/Api/FoldersApiTest.php:43 Stack trace: #0 {main} thrown in /home/cgenial/sandbox.cgenial.org/vendor/sendinblue/api-v3-sdk/test/Api/FoldersApiTest.php on line 43