Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /home/app/htdocs/ninja/vendor/symfony/class-loader/Tests/ClassCollectionLoaderTest.php:27
Stack trace:
#0 {main}
thrown in /home/app/htdocs/ninja/vendor/symfony/class-loader/Tests/ClassCollectionLoaderTest.php on line 27