Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /home/esecureh/public_html/magdemo/vendor/magento/module-mysql-mq/Test/Unit/Setup/RecurringTest.php:21 Stack trace: #0 {main} thrown in /home/esecureh/public_html/magdemo/vendor/magento/module-mysql-mq/Test/Unit/Setup/RecurringTest.php on line 21