Fatal error: Uncaught Error: Class 'PHPUnit_Framework_TestCase' not found in C:\xampp\htdocs\enercard\vendor\symfony\translation\Tests\PluralizationRulesTest.php:29 Stack trace: #0 {main} thrown in C:\xampp\htdocs\enercard\vendor\symfony\translation\Tests\PluralizationRulesTest.php on line 29