[ADD] purchase: test planned date

task-2032417

closes odoo/odoo#35148

Signed-off-by: Simon Lejeune (sle) <sle@openerp.com>

addons/purchase/tests/__init__.py

 # -*- coding: utf-8 -*-
 # Part of Odoo. See LICENSE file for full copyright and licensing details.
 
+from . import test_purchase
 from . import test_purchase_order_report

addons/purchase/tests/test_purchase.py

+# -*- coding: utf-8 -*-
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from datetime import timedelta
+
+from odoo.tests.common import SavepointCase
+from odoo.tests import Form
+
+
+class TestPurchase(SavepointCase):
+    @classmethod
+    def setUpClass(cls):
+        super(TestPurchase, cls).setUpClass()
+        cls.product_consu = cls.env['product.product'].create({
+            'name': 'Product A',
+            'type': 'consu',
+        })
+        cls.product_consu2 = cls.env['product.product'].create({
+            'name': 'Product B',
+            'type': 'consu',
+        })
+        cls.vendor = cls.env['res.partner'].create({'name': 'vendor1'})
+        cls.uom_unit = cls.env.ref('uom.product_uom_unit')
+
+    def test_date_planned_1(self):
+        """Set a date planned on a PO, see that it is set on the PO lines. Try to edit the date
+        planned of the PO line, see that it is not possible. Unset the date planned on the PO and
+        edit the date planned on the PO lines. Validate the PO and see that it isn't possible to
+        set the date planned on the PO nor on the PO lines.
+        """
+        po = Form(self.env['purchase.order'])
+        po.partner_id = self.vendor
+        with po.order_line.new() as po_line:
+            po_line.product_id = self.product_consu
+            po_line.product_qty = 1
+            po_line.price_unit = 100
+        with po.order_line.new() as po_line:
+            po_line.product_id = self.product_consu2
+            po_line.product_qty = 10
+            po_line.price_unit = 200
+        po = po.save()
+
+        # Check there is no date planned on the PO and the same date planned on both PO lines.
+        self.assertEqual(po.date_planned, False)
+        self.assertNotEqual(po.order_line[0].date_planned, False)
+        self.assertAlmostEqual(po.order_line[0].date_planned, po.order_line[1].date_planned, delta=timedelta(seconds=10))
+
+        orig_date_planned = po.order_line[0].date_planned
+
+        # Set a date planned on a PO, see that it is set on the PO lines.
+        new_date_planned = orig_date_planned + timedelta(hours=1)
+        po.date_planned = new_date_planned
+        self.assertAlmostEqual(po.order_line[0].date_planned, new_date_planned, delta=timedelta(seconds=10))
+        self.assertAlmostEqual(po.order_line[1].date_planned, new_date_planned, delta=timedelta(seconds=10))
+
+        # Try to edit the date planned of the PO line, see that it is not possible
+        po = Form(po)
+        with self.assertRaises(AssertionError):
+            po.order_line.edit(0).date_planned = orig_date_planned
+        with self.assertRaises(AssertionError):
+            po.order_line.edit(1).date_planned = orig_date_planned
+        po = po.save()
+
+        self.assertAlmostEqual(po.order_line[0].date_planned, new_date_planned, delta=timedelta(seconds=10))
+        self.assertAlmostEqual(po.order_line[1].date_planned, new_date_planned, delta=timedelta(seconds=10))
+
+        # Unset the date planned on the PO and edit the date planned on the PO line.
+        po = Form(po)
+        po.date_planned = False
+        with po.order_line.edit(0) as po_line:
+            po_line.date_planned = orig_date_planned
+        with po.order_line.edit(1) as po_line:
+            po_line.date_planned = orig_date_planned
+        po = po.save()
+
+        self.assertAlmostEqual(po.order_line[0].date_planned, orig_date_planned, delta=timedelta(seconds=10))
+        self.assertAlmostEqual(po.order_line[1].date_planned, orig_date_planned, delta=timedelta(seconds=10))
+
+        # Validate the PO and see that it isn't possible to set the date planned on the PO
+        # nor on the PO lines.
+        po.button_confirm()
+        po.button_done()
+
+        po = Form(po)
+        with self.assertRaises(AssertionError):
+            po.date_planned = new_date_planned
+        with self.assertRaises(AssertionError):
+            with po.order_line.edit(0) as po_line:
+                po_line.date_planned = orig_date_planned
+        with self.assertRaises(AssertionError):
+            with po.order_line.edit(1) as po_line:
+                po_line.date_planned = orig_date_planned
+        po.save()
+