Fatal error: Uncaught Error: Class "SpecialPageTestBase" not found in C:\xampp\htdocs\extensions\TemplateData\tests\phpunit\TemplateDataSpecialPageTest.php:9 Stack trace: #0 {main} thrown in C:\xampp\htdocs\extensions\TemplateData\tests\phpunit\TemplateDataSpecialPageTest.php on line 9