[stock][trunk/7.0] Wrong qty on hand value with filter-context

[Moisés López - http://www.vauxoo.com]

1.-Steps to reproduce the issue you have observed
   a) Create a new test product ("Test product")
   b) Create two new test location without parent location ("Test location 1", "Test location 2")
   c) Create a physical inventory with product and both test location
      "Test product", "Test location 1", qty=15
      "Test product", "Test location 2", qty=9
   d) Go to product menu and set a filter for product_id "Test product" and set a filter (context) for "Test location 1"
   e) Check "qty on hand" is: 15
   f) Go to product menu and set a filter for product_id "Test product" and set a filter (context) for "Test location 2"
   g) Check "qty on hand" is: 9
   h) Go to product menu and set a filter for product_id "Test product" and set a filter (context) for "Test location 1" and "Test location 2"
   i) Check "qty on hand" is: 9

2.- The result you observed
  Check qty on hand is 9

3.-The result you expected
  Check qty on hand should be 24 (9+15)

I uploaded a video with this steps:
http://youtu.be/cDCeRUMR0rk

openobject-addons/7.0 revno 9497

[Moisés López - http://www.vauxoo.com (moylop260)]

Excuse me, Will fix into v8.0?