oca-technical/odoo-bringout-oca-pos-pos_access_right/pos_access_right/demo/res_groups.xml

<?xml version="1.0" encoding="utf-8" ?>
<!--
    Copyright (C) 2016-Today: La Louve (<http://www.lalouve.net/>)
    @author: Sylvain LE GAL (https://twitter.com/legalsylvain)
    License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
-->
<odoo>

    <record id="group_negative_qty" model="res.groups">
        <field
            name="users"
            eval="[(4, ref('base.user_root')), (4, ref('base.user_admin'))]"
        />
    </record>

    <record id="group_discount" model="res.groups">
        <field
            name="users"
            eval="[(4, ref('base.user_root')), (4, ref('base.user_admin')), (4, ref('base.user_demo'))]"
        />
    </record>

    <record id="group_change_unit_price" model="res.groups">
        <field
            name="users"
            eval="[(4, ref('base.user_root')), (4, ref('base.user_admin'))]"
        />
    </record>

    <record id="group_multi_order" model="res.groups">
        <field
            name="users"
            eval="[(4, ref('base.user_root')), (4, ref('base.user_admin'))]"
        />
    </record>

    <record id="group_delete_order" model="res.groups">
        <field
            name="users"
            eval="[(4, ref('base.user_root')), (4, ref('base.user_admin'))]"
        />
    </record>

    <record id="group_payment" model="res.groups">
        <field
            name="users"
            eval="[(4, ref('base.user_root')), (4, ref('base.user_admin'))]"
        />
    </record>

</odoo>