Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /home/myclienteu/api-mixmove/vendor/ivome/graphql-relay-php/tests/Node/NodeTest.php:20 Stack trace: #0 {main} thrown in /home/myclienteu/api-mixmove/vendor/ivome/graphql-relay-php/tests/Node/NodeTest.php on line 20