Test & fix behaviour with movements with NULL price & 0 quantity

product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/Resource_zGetInventoryList.xml

@@ -97,7 +97,7 @@ SELECT\n
       <dtml-if transformed_uid> * transformation.quantity</dtml-if>, <dtml-var precision>))\n
     AS converted_quantity,\n
   </dtml-if>\n
-  SUM(ROUND(<dtml-var stock_table_id>.total_price, <dtml-var precision>)) AS total_price\n
+  IFNULL(SUM(ROUND(<dtml-var stock_table_id>.total_price, <dtml-var precision>)), 0) AS total_price\n
 <dtml-else>\n
   SUM(<dtml-var stock_table_id>.quantity <dtml-if transformed_uid> * transformation.quantity</dtml-if>) AS inventory,\n
   SUM(<dtml-var stock_table_id>.quantity <dtml-if transformed_uid> * transformation.quantity</dtml-if>) AS total_quantity,\n
@@ -107,7 +107,7 @@ SELECT\n
       <dtml-if transformed_uid> * transformation.quantity</dtml-if>), 12)\n
     AS converted_quantity,\n
   </dtml-if>\n
-  SUM(<dtml-var stock_table_id>.total_price) AS total_price\n
+  IFNULL(SUM(<dtml-var stock_table_id>.total_price), 0) AS total_price\n
 </dtml-if>\n
 <dtml-if inventory_list>\n
   ,node.title AS node_title,\n

product/ERP5/bootstrap/erp5_core/bt/revision

-41068
\ No newline at end of file
+41069
\ No newline at end of file

product/ERP5/tests/testInventoryAPI.py

@@ -819,6 +819,15 @@ class TestInventoryList(InventoryAPITestCase):
     # default is an empty list
     self.assertEquals(0, len(inventory_list))
 
+  def testDefault0(self):
+    getInventoryList = self.getSimulationTool().getInventoryList
+    self._makeMovement()
+    inventory_list = getInventoryList(section_uid=self.section.getUid(),)
+    self.assertEquals(1, len(inventory_list))
+    self.assertEquals(0, inventory_list[0].total_quantity)
+    # The total price of grouped movements without price is 0
+    self.assertEquals(0, inventory_list[0].total_price)
+
   def test_GroupByNode(self):
     getInventoryList = self.getSimulationTool().getInventoryList
     self._makeMovement(quantity=100)
@@ -1395,6 +1404,16 @@ class TestMovementHistoryList(InventoryAPITestCase):
     # default is an empty list
     self.assertEquals(0, len(mvt_history_list))
 
+  def testDefault0(self):
+    self._makeMovement()
+    getMovementHistoryList = self.getSimulationTool().getMovementHistoryList
+    mvt_history_list = getMovementHistoryList(
+      section_uid=self.section.getUid(),)
+    self.assertEquals(1, len(mvt_history_list))
+    self.assertEquals(0, mvt_history_list[0].total_quantity)
+    # If a movement have no price, None is returned
+    self.assertEquals(None, mvt_history_list[0].total_price)
+
   def testMovementBothSides(self):
     """Movement History List returns movement from both sides""" 
     getMovementHistoryList = self.getSimulationTool().getMovementHistoryList