Field rollup for Test enables a calculated field for computing and storing sum of test items on destination field on the work item to be tested.
This is an edit of Field Rollup by Andrei Condurache. Please see https://marketplace.visualstudio.com/items?itemName=AndreiCondurache.Field-rollup&ssr=false#overview for original details.
Original extension only works on Parent-Child relationships. This extension only works on TestedBy-Tests relationships, for rolling up execution time estimates to a work item with tests assigned.
Auto calculated destination field on the work item parent
Because this extension requires the new work item form, it is only supported on Azure DevOps and the next version of TFS 2018 and above.