Fix that scoped find with :group and :having [#2006 state:resolved]

Signed-off-by: NPratik Naik <pratiknaik@gmail.com>

activerecord/lib/active_record/base.rb

@@ -1759,7 +1759,7 @@ def add_group!(sql, group, having, scope = :auto)
             scope = scope(:find) if :auto == scope
             if scope && (scoped_group = scope[:group])
               sql << " GROUP BY #{scoped_group}"
-              sql << " HAVING #{scoped_having}" if (scoped_having = scope[:having])
+              sql << " HAVING #{scope[:having]}" if scope[:having]
             end
           end
         end

activerecord/test/cases/base_test.rb

@@ -1755,6 +1755,13 @@ def test_scoped_find_order_including_has_many_association
     end
   end
 
+  def test_scoped_find_with_group_and_having
+    developers = Developer.with_scope(:find => { :group => 'salary', :having => "SUM(salary) > 10000", :select => "SUM(salary) as salary" }) do
+      Developer.find(:all)
+    end
+    assert_equal 3, developers.size
+  end
+
   def test_find_last
     last  = Developer.find :last
     assert_equal last, Developer.find(:first, :order => 'id desc')