Fatal error: Uncaught Error: Class "Magento\TestFramework\TestCase\GraphQlAbstract" not found in /home/jasainfo/public_html/dev/tests/api-functional/testsuite/Magento/GraphQl/CustomerDownloadableProduct/CustomerDownloadableProductTest.php:17 Stack trace: #0 {main} thrown in /home/jasainfo/public_html/dev/tests/api-functional/testsuite/Magento/GraphQl/CustomerDownloadableProduct/CustomerDownloadableProductTest.php on line 17