Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/bartoszduk/public_html/gawex/app/libraries/vendor/google/auth/tests/ApplicationDefaultCredentialsTest.php:26 Stack trace: #0 {main} thrown in /home/bartoszduk/public_html/gawex/app/libraries/vendor/google/auth/tests/ApplicationDefaultCredentialsTest.php on line 26