Fatal error: Uncaught Error: Class 'PHPUnit_Framework_TestCase' not found in /Users/fredness/howto/public_html/php/test/Mobile-Detect-2.8.17/tests/BasicsTest.php:6 Stack trace: #0 {main} thrown in /Users/fredness/howto/public_html/php/test/Mobile-Detect-2.8.17/tests/BasicsTest.php on line 6