Fatal error: Uncaught Error: Class 'PHPUnit_Framework_TestCase' not found in /home/user2040093/www/belaquilon.by/wp-content/plugins/wp-smushit/vendor/mixpanel/mixpanel-php/test/ConsumerStrategies/AbstractConsumerTest.php:3 Stack trace: #0 {main} thrown in /home/user2040093/www/belaquilon.by/wp-content/plugins/wp-smushit/vendor/mixpanel/mixpanel-php/test/ConsumerStrategies/AbstractConsumerTest.php on line 3