War hero's lover telling 'barefaced lies'

A woman has made domestic violence allegations against Victoria Cross recipient Ben Roberts-Smith. (AAP)

A woman who claims Ben Roberts-Smith punched her in the face has been accused of inventing the allegation and telling barefaced lies in court.

Codenamed Person 17, the woman was in a relationship with Mr Roberts-Smith in 2017 and 2018 while they were both married to other people.