Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/systemdecorcom/public_html/sg/util/nfephp/tests/Common/Strings/StringsTest.php:8 Stack trace: #0 {main} thrown in /home/systemdecorcom/public_html/sg/util/nfephp/tests/Common/Strings/StringsTest.php on line 8