Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /data/htmlwww/common/jpgraph/vendor/squizlabs/php_codesniffer/tests/Standards/AbstractSniffUnitTest.php:23 Stack trace: #0 {main} thrown in /data/htmlwww/common/jpgraph/vendor/squizlabs/php_codesniffer/tests/Standards/AbstractSniffUnitTest.php on line 23