Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /www/wwwroot/wczhuti/wp-content/plugins/wp-rss-aggregator/vendor/rebelcode/wp-plugin-sdk/tests/HandlerTest.php:10 Stack trace: #0 {main} thrown in /www/wwwroot/wczhuti/wp-content/plugins/wp-rss-aggregator/vendor/rebelcode/wp-plugin-sdk/tests/HandlerTest.php on line 10