Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in I:\www\pvcDisplay\vendor\pvc\validator\tests\val_tester\min_max\MinMaxTesterTest.php:17 Stack trace: #0 {main} thrown in I:\www\pvcDisplay\vendor\pvc\validator\tests\val_tester\min_max\MinMaxTesterTest.php on line 17