[11.0][REW/IMP] mrp_multi_level:

* Extract concept of planned orders from mrp.move.
* Fix error grouping demand when there is no supply for a the first day of grouping.
* Adapt tests.

mrp_multi_level/models/mrp_area.py

@@ -1,15 +1,16 @@
 # © 2016 Ucamco - Wim Audenaert <wim.audenaert@ucamco.com>
-# © 2016 Eficent Business and IT Consulting Services S.L.
+# © 2016-19 Eficent Business and IT Consulting Services S.L.
 # - Jordi Ballester Alomar <jordi.ballester@eficent.com>
+# - Lois Rilo Antelo <lois.rilo@eficent.com>
 # License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl.html).
 
-from odoo import fields, models
+from odoo import api, fields, models
 
 
 class MrpArea(models.Model):
     _name = 'mrp.area'
 
-    name = fields.Char('Name')
+    name = fields.Char(required=True)
     warehouse_id = fields.Many2one(
         comodel_name='stock.warehouse', string='Warehouse',
         required=True,
@@ -24,3 +25,9 @@ class MrpArea(models.Model):
         string='Working Hours',
         related='warehouse_id.calendar_id',
     )
+
+    @api.multi
+    def _get_locations(self):
+        self.ensure_one()
+        return self.env['stock.location'].search([
+            ('id', 'child_of', self.location_id.id)])