Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in I:\www\frameworks\Laravel\vendor\phpunit\php-code-coverage\tests\_files\NamespaceCoverageCoversClassTest.php:7 Stack trace: #0 {main} thrown in I:\www\frameworks\Laravel\vendor\phpunit\php-code-coverage\tests\_files\NamespaceCoverageCoversClassTest.php on line 7