Fatal error: Uncaught Error: Class 'Magento\TestFramework\Helper\Bootstrap' not found in /home/fastmicr/public_html/bg.livolo.bg/vendor/dotmailer/dotmailer-magento2-extension/Test/Integration/_files/salesrule.php:10 Stack trace: #0 /home/fastmicr/public_html/bg.livolo.bg/vendor/dotmailer/dotmailer-magento2-extension/Test/Integration/Model/SalesRule/DotdigitalCouponGeneratorTest.php(15): include() #1 {main} thrown in /home/fastmicr/public_html/bg.livolo.bg/vendor/dotmailer/dotmailer-magento2-extension/Test/Integration/_files/salesrule.php on line 10