Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /home/devosm/SiteCompilerProcessFiles/plugins/Square/vendor/apimatic/jsonmapper/tests/namespacetest/NamespaceTest.php:11 Stack trace: #0 {main} thrown in /home/devosm/SiteCompilerProcessFiles/plugins/Square/vendor/apimatic/jsonmapper/tests/namespacetest/NamespaceTest.php on line 11