Fatal error: Uncaught Error: Class "advanced_testcase" not found in C:\xampp\htdocs\moodle\question\tests\local\bank\context_to_string_translator_test.php:34 Stack trace: #0 {main} thrown in C:\xampp\htdocs\moodle\question\tests\local\bank\context_to_string_translator_test.php on line 34