Fatal error: Uncaught Error: Interface "Magento\Payment\Gateway\Http\ClientInterface" not found in /home/jasainfo/public_html/dev/tests/api-functional/_files/Magento/TestModuleAuthorizenetAcceptjs/Gateway/Http/MockClient.php:18 Stack trace: #0 {main} thrown in /home/jasainfo/public_html/dev/tests/api-functional/_files/Magento/TestModuleAuthorizenetAcceptjs/Gateway/Http/MockClient.php on line 18