Warning: Unable to get information for locale fr_FR. Information from the default locale (en_US) have been used.
Odoo now show the following warning:
2016-05-16 20:20:44,659 141 WARNING openerp_test openerp.addons.base.res.res_lang: Unable to get information for locale fr_FR. Information from the default locale (en_US) have been used.
Because unittest run with fr_FR