Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in C:\Apache24\htdocs\vendor\tecnickcom\tc-lib-barcode\test\Square\RawTest.php:31 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\vendor\tecnickcom\tc-lib-barcode\test\Square\RawTest.php on line 31