Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/pataplou/www/patrick/pataplouf/vendor/doctrine/orm/tests/Doctrine/Tests/ORM/Utility/HierarchyDiscriminatorResolverTest.php:12 Stack trace: #0 {main} thrown in /home/pataplou/www/patrick/pataplouf/vendor/doctrine/orm/tests/Doctrine/Tests/ORM/Utility/HierarchyDiscriminatorResolverTest.php on line 12