Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /home/app/htdocs/ninja/vendor/symfony/translation/Tests/Util/ArrayConverterTest.php:17
Stack trace:
#0 {main}
thrown in /home/app/htdocs/ninja/vendor/symfony/translation/Tests/Util/ArrayConverterTest.php on line 17