| T13-01 | Employee owner uploads valid evidence file | Upload succeeds and evidence appears in evaluation detail | |
| T13-02 | Assigned reviewer uploads valid evidence file | Upload succeeds and evidence is visible to employee/reviewer/HR | |
| T13-03 | Admin/HR opens evidence list | Can view and download files | |
| T13-04 | Non-owner/non-reviewer uploads evidence | Returns 403 | |
| T13-05 | Upload unsupported extension | Returns 422 validation error | |
| T13-06 | Upload file larger than 10MB | Returns 422 validation error | |
| T13-07 | Delete evidence before finalization | Delete succeeds and file is removed from storage | |
| T13-08 | Delete evidence after employee_accepted or hr_finalized | Returns 422; evidence remains intact | |
| T13-09 | Upload and delete actions | Audit rows evidence_uploaded and evidence_deleted are recorded | |