Fatal error: Uncaught Error: Class 'Magento\Framework\MessageQueue\UseCase\QueueTestCaseAbstract' not found in /home/esecureh/public_html/magdemo/dev/tests/integration/testsuite/Magento/Framework/MessageQueue/UseCase/MultipleTopicsPerQueueTest.php:8 Stack trace: #0 {main} thrown in /home/esecureh/public_html/magdemo/dev/tests/integration/testsuite/Magento/Framework/MessageQueue/UseCase/MultipleTopicsPerQueueTest.php on line 8