Add a test about checking quantity unit behavior on movement. Quantity unit...

Add a test about checking quantity unit behavior on movement. Quantity unit set to movement must not be changed by changing default quantity unit on resource. This test will fail as expected.

product/ERP5/tests/testResource.py

@@ -33,7 +33,7 @@ from AccessControl.SecurityManagement import newSecurityManager
 from zLOG import LOG
 from Products.ERP5Type.tests.Sequence import SequenceList
 from DateTime import DateTime
-
+from Products.ERP5Type.tests.backportUnittest import expectedFailure
 
 class TestResource(ERP5TypeTestCase):
   """
@@ -1115,6 +1115,84 @@ class TestResource(ERP5TypeTestCase):
     self.assertEquals(resource.getInternalSupplyLineDestinationReference(),
         'test_destination_reference_on_internal_supply_line')
 
+  def testQuantityUnitOnMovement(self):
+    """Make sure that changing default quantity unit on resource does not
+       affect to movement.
+       In this test, always use Base.edit method. Because Base.edit is
+       used when real user edit document through edit form.
+    """
+    # Set up quantity unit categories
+    # weight
+    quantity_unit_category_value = self.portal.portal_categories.quantity_unit
+    quantity_unit_weight = quantity_unit_category_value._getOb('weight', None)
+    if quantity_unit_weight is None:
+      quantity_unit_weight = quantity_unit_category_value.newContent(
+        id='weight', portal_type='Category')
+    quantity_unit_gram = quantity_unit_weight._getOb('gram', None)
+    if quantity_unit_gram is None:
+      quantity_unit_gram = quantity_unit_weight.newContent(
+        portal_type='Category', id='gram')
+    # volume
+    quantity_unit_volume = quantity_unit_category_value._getOb('volume', None)
+    if quantity_unit_volume is None:
+      quantity_unit_volume = quantity_unit_category_value.newContent(
+        id='volume', portal_type='Category')
+    quantity_unit_liter = quantity_unit_volume._getOb('liter', None)
+    if quantity_unit_liter is None:
+      quantity_unit_liter = quantity_unit_volume.newContent(
+        portal_type='Category', id='liter')
+    self.commit()
+
+    # Create resource
+    resource_value = self.portal.getDefaultModule(
+      self.product_portal_type).newContent(portal_type=self.product_portal_type)
+    resource_value.edit(quantity_unit_value_list=(
+        quantity_unit_gram, quantity_unit_liter))
+    self.commit()
+    self.assertEqual(resource_value.getDefaultQuantityUnitValue(),
+                     quantity_unit_gram)
+
+    # Create sale order line
+    sale_order = self.portal.getDefaultModule('Sale Order').newContent(
+      portal_type='Sale Order')
+    sale_order_line = sale_order.newContent(
+      portal_type=self.sale_order_line_portal_type)
+    self.commit()
+
+    # Set resource to movement
+    sale_order_line.edit(resource_value=resource_value)
+    self.commit()
+    self.assertEqual(sale_order_line.getQuantityUnitValue(),
+                     quantity_unit_gram)
+
+    # Select different quantity unit
+    sale_order_line.edit(quantity_unit_value=quantity_unit_liter)
+    self.commit()
+    self.assertEqual(sale_order_line.getQuantityUnitValue(),
+                     quantity_unit_liter)
+
+    # Select empty(no quantity unit)
+    sale_order_line.edit(quantity_unit_value=None)
+    self.commit()
+
+    # Select default quantity unit again
+    sale_order_line.edit(quantity_unit_value=quantity_unit_gram)
+    self.commit()
+    self.assertEqual(sale_order_line.getQuantityUnitValue(),
+                     quantity_unit_gram)
+
+    # Change default quantity unit on resource
+    # Now liter is default quantity unit.
+    resource_value.edit(quantity_unit_value_list=(
+        quantity_unit_liter, quantity_unit_gram))
+    self.commit()
+
+    # Check existing movement again and make sure that quantity
+    # unit is not changed.
+    expectedFailure(self.assertEqual)(
+      sale_order_line.getQuantityUnitValue(),
+      quantity_unit_gram)
+
 def test_suite():
   suite = unittest.TestSuite()
   suite.addTest(unittest.makeSuite(TestResource))