[17.0][FIX] product_secondary_unit: unnecessary sec_uom_qty set.

product_secondary_unit/models/product_secondary_unit_mixin.py

@@ -1,7 +1,7 @@
 # Copyright 2021 Tecnativa - Sergio Teruel
 # License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
 from odoo import api, fields, models
-from odoo.tools.float_utils import float_round
+from odoo.tools.float_utils import float_is_zero, float_round
 
 
 class ProductSecondaryUnitMixin(models.AbstractModel):
@@ -76,7 +76,11 @@ def _get_secondary_uom_qty_depends(self):
     def _compute_secondary_uom_qty(self):
         for line in self:
             if not line.secondary_uom_id:
-                line.secondary_uom_qty = 0.0
+                if not float_is_zero(
+                    line.secondary_uom_qty, precision_digits=line._get_uom_precision()
+                ):
+                    # Only set to 0.0 if it's not already 0.0
+                    self.secondary_uom_qty = 0.0
                 continue
             elif line.secondary_uom_id.dependency_type == "independent":
                 continue
@@ -88,6 +92,9 @@ def _compute_secondary_uom_qty(self):
             )
             line.secondary_uom_qty = qty
 
+    def _get_uom_precision(self):
+        return self.env["decimal.precision"].precision_get("Product Unit of Measure")
+
     def _get_default_value_for_qty_field(self):
         return self.default_get([self._secondary_unit_fields["qty_field"]]).get(
             self._secondary_unit_fields["qty_field"]
@@ -126,7 +133,11 @@ def _onchange_helper_product_uom_for_secondary(self):
         target model.
         """
         if not self.secondary_uom_id:
-            self.secondary_uom_qty = 0.0
+            if not float_is_zero(
+                self.secondary_uom_qty, precision_digits=self._get_uom_precision()
+            ):
+                # Only set to 0.0 if it's not already 0.0
+                self.secondary_uom_qty = 0.0
             return
         elif self.secondary_uom_id.dependency_type == "independent":
             return

product_secondary_unit/tests/test_secondary_unit_mixin.py

@@ -102,6 +102,23 @@ def test_product_secondary_unit_mixin_no_uom_onchange(self):
         fake_model._onchange_helper_product_uom_for_secondary()
         self.assertEqual(fake_model.secondary_uom_qty, 0)
 
+    def test_product_secondary_unit_mixin_remove_sec_uom(self):
+        fake_model = self.secondary_unit_fake
+        fake_model.write(
+            {"secondary_uom_qty": 5, "secondary_uom_id": self.secondary_unit_box_5.id}
+        )
+        fake_model.secondary_uom_id = False
+        self.assertEqual(fake_model.product_uom_qty, 0)
+        self.assertFalse(fake_model.secondary_uom_id)
+        self.assertEqual(fake_model.secondary_uom_qty, 0)
+
+    def test_product_secondary_unit_mixin_wo_sec_uom(self):
+        fake_model = self.secondary_unit_fake
+        fake_model.write({"product_uom_qty": 5})
+        self.assertEqual(fake_model.product_uom_qty, 5)
+        self.assertFalse(fake_model.secondary_uom_id)
+        self.assertEqual(fake_model.secondary_uom_qty, 0)
+
     def test_chained_compute_field(self):
         """Secondary_uom_qty has not been computed when secondary_uom_id changes"""
         fake_model = self.secondary_unit_fake