Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /var/www/html/conquer-online-worktrees/ai-agent-1/tests/auto/integration-web/models/cms/rateLimitModelTest.php:7 Stack trace: #0 {main} thrown in /var/www/html/conquer-online-worktrees/ai-agent-1/tests/auto/integration-web/models/cms/rateLimitModelTest.php on line 7