Fatal error: Uncaught Error: Class 'PHPUnit_Framework_TestCase' not found in /var/www/up.svetomaniya.ru/vendor/yoomoney/yookassa-sdk-php/tests/Model/Notification/NotificationCanceledTest.php:18 Stack trace: #0 {main} thrown in /var/www/up.svetomaniya.ru/vendor/yoomoney/yookassa-sdk-php/tests/Model/Notification/NotificationCanceledTest.php on line 18