Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /var/www/usonboard.com/vendor/google/auth/tests/ServiceAccountSignerTraitTest.php:23
Stack trace:
#0 {main}
thrown in /var/www/usonboard.com/vendor/google/auth/tests/ServiceAccountSignerTraitTest.php on line 23