Fatal error: Uncaught Error: Class 'PHPUnit_Framework_TestCase' not found in /home/eshoppy/api.eshoppy.com.in/vendor-firebase/superbalist/flysystem-google-storage/tests/GoogleStorageAdapterTests.php:15 Stack trace: #0 {main} thrown in /home/eshoppy/api.eshoppy.com.in/vendor-firebase/superbalist/flysystem-google-storage/tests/GoogleStorageAdapterTests.php on line 15