FIX: duplicate weren't rejected properly.
UUID can't be compared using != operator, the unit test failed to show this because the same UUID object was used, meaning the comparison was working at the object level.
[A venir] Mise en place de quotas sur nos instances GitLab. Plus d'information sur : https://doc-si.inria.fr/pages/viewpage.action?pageId=129728565
[Coming soon] Quotas installation on our GitLab instances. More information: https://doc-si.inria.fr/pages/viewpage.action?pageId=129728565
UUID can't be compared using != operator, the unit test failed to show this because the same UUID object was used, meaning the comparison was working at the object level.