[MERGE] ir.values: make sure we return the user-specific default value.

bzr revid: vmt@openerp.com-20110523120940-9kgn9wxkzwbymrso

openerp/addons/base/__openerp__.py

@@ -94,7 +94,8 @@
         'test/bug_lp541545.xml',
         'test/test_osv_expression.yml',
         'test/test_ir_rule.yml', # <-- These tests modify/add/delete ir_rules.
-        'test/test_config_users.yml'
+        'test/test_config_users.yml',
+        'test/test_ir_values.yml',
     ],
     'installable': True,
     'active': True,

openerp/addons/base/ir/ir_values.py

@@ -172,8 +172,15 @@ class ir_values(osv.osv):
                 else:
                     where.append('res_id=%s')
                     params.append(res_id)
-
-            where.append('(user_id=%s or (user_id IS NULL)) order by id')
+            order = 'id'
+            if key == 'default':
+                # Make sure we get first the values for specific users, then
+                # the global values. The map/filter below will retain the first
+                # value for any given name. The 'order by' will put the null
+                # values last; this may be postgres specific (it is the
+                # behavior in postgres at least since 8.2).
+                order = 'user_id'
+            where.append('(user_id=%s or (user_id IS NULL)) order by '+ order)
             params.append(uid)
             clause = ' and '.join(where)
             cr.execute('select id,name,value,object,meta, key from ir_values where ' + clause, params)

openerp/addons/base/test/test_ir_values.yml

@@ -0,0 +1,25 @@
+-
+    Create some default value for some (non-existing) model, for all users.
+-
+    !python {model: ir.values }: |
+        self.set(cr, uid, 'default', False, 'my_test_ir_value',['unexisting_model'], 'global value')
+-
+    Retrieve it.
+-
+    !python {model: ir.values }: |
+        # d is a list of triple (id, name, value)
+        d = self.get(cr, uid, 'default', False, ['unexisting_model'])
+        assert d[0][1] == u'my_test_ir_value', "Can't retrieve the created default value."
+        assert d[0][2] == 'global value', "Can't retrieve the created default value."
+-
+    Do it again but for a specific user.
+-
+    !python {model: ir.values }: |
+        self.set(cr, uid, 'default', False, 'my_test_ir_value',['unexisting_model'], 'specific value', preserve_user=True)
+-
+    Retrieve it and check it is the one for the current user.
+-
+    !python {model: ir.values }: |
+        d = self.get(cr, uid, 'default', False, ['unexisting_model'])
+        assert d[0][1] == u'my_test_ir_value', "Can't retrieve the created default value."
+        assert d[0][2] == 'specific value', "Can't retrieve the created default value."