Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in C:\sites\wasalnah.sabti-h.com\vendor\brianium\paratest\test\fixtures\function_parallelization_tests\FunctionalParallelizationTest.php:11 Stack trace: #0 {main} thrown in C:\sites\wasalnah.sabti-h.com\vendor\brianium\paratest\test\fixtures\function_parallelization_tests\FunctionalParallelizationTest.php on line 11