Fatal error: Uncaught Error: Class "Tests\TestCase" not found in /home/cal/public_html/vendor/vanguardapp/announcements/tests/Feature/Web/AnnouncementsTest.php:15 Stack trace: #0 {main} thrown in /home/cal/public_html/vendor/vanguardapp/announcements/tests/Feature/Web/AnnouncementsTest.php on line 15