Fatal error: Uncaught Error: Class 'Google\Tests\BaseTest' not found in C:\xampp\htdocs\google-api-php-client\tests\Google\Http\MediaFileUploadTest.php:30 Stack trace: #0 {main} thrown in C:\xampp\htdocs\google-api-php-client\tests\Google\Http\MediaFileUploadTest.php on line 30