Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /home/itscm/dev.its.cm/webserivesits/vendor/zircote/swagger-php/tests/OpenApiTestCase.php:25 Stack trace: #0 {main} thrown in /home/itscm/dev.its.cm/webserivesits/vendor/zircote/swagger-php/tests/OpenApiTestCase.php on line 25