Fatal error: Uncaught Error: Class 'DiscordTestCase' not found in C:\gen\ms_core\DiscordApi\vendor\team-reflex\discord-php\tests\Parts\Channel\Message\MessageTest.php:18 Stack trace: #0 {main} thrown in C:\gen\ms_core\DiscordApi\vendor\team-reflex\discord-php\tests\Parts\Channel\Message\MessageTest.php on line 18