Fatal error: Uncaught Error: Class "MediaWikiIntegrationTestCase" not found in C:\xampp\htdocs\extensions\TextExtracts\tests\phpunit\ApiQueryExtractsTest.php:30 Stack trace: #0 {main} thrown in C:\xampp\htdocs\extensions\TextExtracts\tests\phpunit\ApiQueryExtractsTest.php on line 30