Fatal error: Uncaught Error: Class "PHPUnit_Framework_TestCase" not found in /home/systemdecorcom/public_html/sg/util/nfephp/tests/NFe/ReturnNFeTest.php:9 Stack trace: #0 {main} thrown in /home/systemdecorcom/public_html/sg/util/nfephp/tests/NFe/ReturnNFeTest.php on line 9