Fatal error: Uncaught Error: Class 'PHPUnit_Framework_TestCase' not found in /home/weknowfleetco/public_html/vendor/oscarotero/env/tests/ConversionTest.php:3 Stack trace: #0 {main} thrown in /home/weknowfleetco/public_html/vendor/oscarotero/env/tests/ConversionTest.php on line 3