Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/ilusipri/public_html/php73/vendor/thenetworg/oauth2-azure/tests/Provider/AzureTest.php:17 Stack trace: #0 {main} thrown in /home/ilusipri/public_html/php73/vendor/thenetworg/oauth2-azure/tests/Provider/AzureTest.php on line 17