Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /home/devypfrfhn/avancement.devyp.fr/vendor-old/seld/jsonlint/tests/JsonParserTest.php:17 Stack trace: #0 {main} thrown in /home/devypfrfhn/avancement.devyp.fr/vendor-old/seld/jsonlint/tests/JsonParserTest.php on line 17