def METHOD_NAME(cls):
    cls.env.user.company_id.write(
        {"street": "Rue de Lausanne 1", "zip": "1030", "city": "Bussigny"}
    )
    cls.env.user.company_id.partner_id.country_id = cls.env.ref("base.ch")
    cls.env.user.lang = "en_US"