fix awesome_nested_set test failure (#6579)

git-svn-id: http://svn.redmine.org/redmine/trunk@13014 e93f8b46-1217-0410-a6f0-8f06a7374b81

diff --git a/lib/plugins/awesome_nested_set/lib/awesome_nested_set/awesome_nested_set.rb b/lib/plugins/awesome_nested_set/lib/awesome_nested_set/awesome_nested_set.rb
index a6c7cf299b14925742a4e02edcbd33898ecacfe0..4cb527762d49b014312c8bb323280893942c2c79 100644 (file)
--- a/lib/plugins/awesome_nested_set/lib/awesome_nested_set/awesome_nested_set.rb
+++ b/lib/plugins/awesome_nested_set/lib/awesome_nested_set/awesome_nested_set.rb
@@ -542,7 +542,7 @@ module CollectiveIdea #:nodoc:
           right_most_node =
             self.class.base_class.unscoped.
               order("#{quoted_right_column_full_name} desc").limit(1).lock(true).first
-          right_most_node ? right_most_node[right_column_name] : 0
+          right_most_node ? (right_most_node[right_column_name] || 0) : 0
         end
 
         # on creation, set automatically lft and rgt to the end of the tree