Add model test to verify role is not deleted on removing all of its users
Add model test to verify role is not deleted on removing all of its users

openSUSE/osem,rishabhptr/osem,AndrewKvalheim/osem,bear454/osem,AndrewKvalheim/osem,hennevogel/osem,differentreality/osem,SeaGL/osem,SeaGL/osem,BelieveC/osem,Shriyanshagro/osem,rishabhptr/osem,SeaGL/osem,AndrewKvalheim/osem,bear454/osem,namangupta01/osem,kormoc/osem,Shriyanshagro/osem,kormoc/osem,hennevogel/osem,BelieveC/osem,openSUSE/osem,Shriyanshagro/osem,BelieveC/osem,BelieveC/osem,rishabhptr/osem,namangupta01/osem,hennevogel/osem,kormoc/osem,ChrisBr/osem,namangupta01/osem,rishabhptr/osem,ChrisBr/osem,ChrisBr/osem,bear454/osem,differentreality/osem,bear454/osem,Shriyanshagro/osem,openSUSE/osem,ChrisBr/osem,hennevogel/osem,differentreality/osem,differentreality/osem,namangupta01/osem,kormoc/osem