Fatal error: Uncaught Error: Class 'PHPUnit_Framework_TestCase' not found in /home/dvidiv74/public_html/savi-customs/vendor/phpclassic/php-shopify/tests/TestResource.php:10 Stack trace: #0 {main} thrown in /home/dvidiv74/public_html/savi-customs/vendor/phpclassic/php-shopify/tests/TestResource.php on line 10