Fatal error: Uncaught Error: Class "PHPUnit_Framework_TestCase" not found in /home/yrdsb11w3creativ/public_html/108/vendor/rexxars/html-validator/tests/UnitTests/MessageTest.php:16 Stack trace: #0 {main} thrown in /home/yrdsb11w3creativ/public_html/108/vendor/rexxars/html-validator/tests/UnitTests/MessageTest.php on line 16