Fatal error: Uncaught Error: Class "CoinGate\TestCase" not found in /home/asifmugh/public_html/core/vendor/coingate/coingate-php/tests/CoinGate/Services/OrderServiceTest.php:7 Stack trace: #0 {main} thrown in /home/asifmugh/public_html/core/vendor/coingate/coingate-php/tests/CoinGate/Services/OrderServiceTest.php on line 7