Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /var/www/erp-services/crd/vendor/deeplcom/deepl-php/tests/DeepLTestBase.php:12 Stack trace: #0 {main} thrown in /var/www/erp-services/crd/vendor/deeplcom/deepl-php/tests/DeepLTestBase.php on line 12