Fatal error: Uncaught Error: Class 'PHPUnit_Framework_TestCase' not found in /home/eirs/public_html/wp-content/themes/cleanstart/assets/wp-less/lib/vendor/lessphp/tests/InputTest.php:15 Stack trace: #0 {main} thrown in /home/eirs/public_html/wp-content/themes/cleanstart/assets/wp-less/lib/vendor/lessphp/tests/InputTest.php on line 15