Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/pataplou/www/patrick/pataplouf/vendor/sebastian/diff/tests/Output/AbstractChunkOutputBuilderTest.php:22 Stack trace: #0 {main} thrown in /home/pataplou/www/patrick/pataplouf/vendor/sebastian/diff/tests/Output/AbstractChunkOutputBuilderTest.php on line 22