User selector should be only shown for user's children when making personal data requests (mydatarequests.php)

Setup Login as an admin. Create users s1, s2, m1, m2, and p1. Create a Parent role , but also give it the " tool/dataprivacy:makedatarequestsforchildren " capability. Go to s1's profile page and open s1's " Preferences " page. Click " Assign roles relative to this user " Assign a user m2 as a parent of a student s2. Also, assign p1 as the parent of s1. Create a DPO role . Assign m1 and m2 to the DPO role. Go to " Site administration / Users / Privacy and policies / Privacy settings " Tick the DPO role for the " Data Protection Officer role mapping " field. Save changes Test - User who is a parent Login as p1. Go to your user profile Click Data requests Create a new data request Confirm that you see a user picker where the only options are yourself and s1. Test - User who is a DPO and a parent Login as m2. Go to your user profile Click Data requests Create a new data request Confirm that you see a user picker where the only options are yourself and s2. Go to " Site administration / Users / Privacy and policies / Data requests " Create a new data request Confirm that you see a user picker with all of the users in the site. Test - User who is a DPO and doesn't have children Login as m1. Go to your user profile Click Data requests Create a new data request Confirm that you DON'T see a user picker. Go to " Site administration / Users / Privacy and policies / Data requests " Create a new data request Confirm that you see a user picker with all of the users in the site. Create a data request for another user (e.g. s2) Confirm that you get a sensible notification that you have created a data request for s2.