new tests for advanced data handler

added To Do label

changed time estimate to 20m

added Doing label and removed To Do label

created merge request !219 (merged) to address this issue

mentioned in merge request !219 (merged)

assigned to @leufen1

marked the checklist item Before implementing tests check if data_handler/advanced_data_handler is used or not. as completed

marked the checklist item either remove entire file as completed

marked the checklist item or implement tests as completed

added 8m of time spent at 2020-12-17

added .done label and removed Doing label

added merged in Develop label and removed .done label

closed

Designs