fixed bug, isDivergent must return 1 if the delivery_ratio is equal to 0

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@6093 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Document/SimulationMovement.py

@@ -472,10 +472,12 @@ class SimulationMovement(Movement):
     if d_error is None:
       d_error = 0
     delivery_ratio = self.getDeliveryRatio()
-    #LOG('SimulationMovement.isDivergent d_quantity',0,d_quantity)
-    #LOG('SimulationMovement.isDivergent quantity + d_error',0,quantity + d_error)
+    # if the delivery_ratio is None, make sure that we are
+    # divergent even if the delivery quantity is 0
     if delivery_ratio is not None:
       d_quantity *= delivery_ratio 
+      if delivery_ratio == 0 and quantity >0:
+        return 1
     if d_quantity != quantity + d_error:
       return 1
     return 0