Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/airtimer/public_html/vendor/amzn/login-with-amazon-module/Test/Unit/Model/LayoutConfigTest.php:33 Stack trace: #0 {main} thrown in /home/airtimer/public_html/vendor/amzn/login-with-amazon-module/Test/Unit/Model/LayoutConfigTest.php on line 33