Fatal error: Uncaught Error: Class 'PHPUnit_Framework_TestCase' not found in /home/wittyly/public_html/staging/hr-witty/vendor/cebe/markdown/tests/ParserTest.php:18 Stack trace: #0 {main} thrown in /home/wittyly/public_html/staging/hr-witty/vendor/cebe/markdown/tests/ParserTest.php on line 18