this Quantity Unit Definition inverse property test should have been committed long ago

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@35094 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/tests/testInventoryAPI.py

@@ -2506,7 +2506,8 @@ class TestUnitConversionDefinition(BaseTestUnitConversion):
     unit = base_unit.newContent(
             portal_type='Quantity Unit Conversion Definition',
             quantity_unit='unit/lot',
-            quantity=50,)
+            inverse=True,
+            quantity=1.0/50,)
     unit.validate()
 
     self._safeTic()