Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in C:\xampp\htdocs\r10ca\vendor\doctrine\inflector\tests\Doctrine\Tests\Inflector\Rules\PatternTest.php:10 Stack trace: #0 {main} thrown in C:\xampp\htdocs\r10ca\vendor\doctrine\inflector\tests\Doctrine\Tests\Inflector\Rules\PatternTest.php on line 10