Fatal error: Uncaught Error: Class "PHPUnit_Framework_TestCase" not found in /var/www/erp/spreadsheet/vendor/sebastian/object-enumerator/tests/EnumeratorTest.php:18 Stack trace: #0 {main} thrown in /var/www/erp/spreadsheet/vendor/sebastian/object-enumerator/tests/EnumeratorTest.php on line 18