Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /var/www/html/repo/invoicing-salepropos/vendor/kwn/number-to-words/tests/Service/NumberToTripletsConverterTest.php:7 Stack trace: #0 {main} thrown in /var/www/html/repo/invoicing-salepropos/vendor/kwn/number-to-words/tests/Service/NumberToTripletsConverterTest.php on line 7