Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/taxservicesgov/public_html/birstin_old/vendor/phar-io/manifest/tests/ManifestSerializerTest.php:47 Stack trace: #0 {main} thrown in /home/taxservicesgov/public_html/birstin_old/vendor/phar-io/manifest/tests/ManifestSerializerTest.php on line 47