Fatal error: Uncaught Error: Class 'Illuminate\Foundation\Testing\TestCase' not found in /www/wwwroot/0.vhai.com/admin后台管理241套/178/INSPINIA 2.7.1/Laravel_5_Seed_Project/tests/TestCase.php:3 Stack trace: #0 {main} thrown in /www/wwwroot/0.vhai.com/admin后台管理241套/178/INSPINIA 2.7.1/Laravel_5_Seed_Project/tests/TestCase.php on line 3