Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in C:\xampp\htdocs\web\yii\basic\vendor\codeception\stub\tests\StubTraitTest.php:4 Stack trace: #0 {main} thrown in C:\xampp\htdocs\web\yii\basic\vendor\codeception\stub\tests\StubTraitTest.php on line 4