[IMP] - Add unit test

product_contract/models/contract_line.py

@@ -23,3 +23,23 @@ class AccountAnalyticInvoiceLine(models.Model):
         if self.sale_order_line_id and res:
             res['sale_line_ids'] = [(6, 0, [self.sale_order_line_id.id])]
         return res
+
+    @api.onchange('product_id')
+    def _onchange_product_id_recurring_info(self):
+        for rec in self:
+            rec.date_start = fields.Date.today()
+            if rec.product_id.is_contract:
+                rec.recurring_rule_type = rec.product_id.recurring_rule_type
+                rec.recurring_invoicing_type = (
+                    rec.product_id.recurring_invoicing_type
+                )
+                rec.recurring_interval = rec.product_id.recurring_interval
+                rec.is_auto_renew = rec.product_id.is_auto_renew
+                rec.auto_renew_interval = rec.product_id.auto_renew_interval
+                rec.auto_renew_rule_type = rec.product_id.auto_renew_rule_type
+                rec.termination_notice_interval = (
+                    rec.product_id.termination_notice_interval
+                )
+                rec.termination_notice_rule_type = (
+                    rec.product_id.termination_notice_rule_type
+                )

product_contract/tests/test_sale_order.py

@@ -222,3 +222,38 @@ class TestSaleOrder(TransactionCase):
         self.assertEqual(
             new_contract_line.predecessor_contract_line_id, self.contract_line
         )
+
+    def test_onchange_product_id_recurring_info(self):
+        self.product2.write(
+            {
+                'recurring_rule_type': 'monthly',
+                'recurring_invoicing_type': 'pre-paid',
+                'recurring_interval': '2',
+                'is_auto_renew': True,
+                'auto_renew_interval': '6',
+                'auto_renew_rule_type': 'monthly',
+                'termination_notice_interval': '6',
+                'termination_notice_rule_type': 'weekly',
+            }
+        )
+        self.contract_line.write(
+            {
+                'date_start': Date.today(),
+                'date_end': Date.today() + relativedelta(years=1),
+                'recurring_next_date': Date.today(),
+                'product_id': self.product2.id,
+            }
+        )
+        self.contract_line._onchange_product_id_recurring_info()
+        self.assertEqual(self.contract_line.recurring_rule_type, 'monthly')
+        self.assertEqual(
+            self.contract_line.recurring_invoicing_type, 'pre-paid'
+        )
+        self.assertEqual(self.contract_line.recurring_interval, 2)
+        self.assertEqual(self.contract_line.is_auto_renew, True)
+        self.assertEqual(self.contract_line.auto_renew_interval, 6)
+        self.assertEqual(self.contract_line.auto_renew_rule_type, 'monthly')
+        self.assertEqual(self.contract_line.termination_notice_interval, 6)
+        self.assertEqual(
+            self.contract_line.termination_notice_rule_type, 'weekly'
+        )