Fatal error: Uncaught Error: Class 'OxidTestCase' not found in /www/shop/vendor/oxid-esales/oxideshop-ce/tests/Integration/Encoding/UtfTest.php:43 Stack trace: #0 {main} thrown in /www/shop/vendor/oxid-esales/oxideshop-ce/tests/Integration/Encoding/UtfTest.php on line 43