Fatal error: Uncaught Error: Class 'PHPUnit_Framework_TestCase' not found in C:\xampp\htdocs\print-bk\vendor\dnoegel\php-xdg-base-dir\tests\XdgTest.php:3 Stack trace: #0 {main} thrown in C:\xampp\htdocs\print-bk\vendor\dnoegel\php-xdg-base-dir\tests\XdgTest.php on line 3