diff --git a/test/selenium/dependencies/assign_dependency.rsel b/test/selenium/dependencies/assign_dependency.rsel
new file mode 100644
index 00000000..4310b4b4
--- /dev/null
+++ b/test/selenium/dependencies/assign_dependency.rsel
@@ -0,0 +1,8 @@
+setup :fixtures => :all
+login :as => 'admin'
+open "/"
+drag_todo_to 18, 9
+wait_for_visible 'css=#todo_9 a.show_successors img'
+click 'css=#todo_9 a.show_successors img'
+assert_visible 'successors_todo_9'
+assert_visible 'css=#successors_todo_9 #successor_todo_18'
diff --git a/test/selenium_helper.rb b/test/selenium_helper.rb
index a224ec57..340af422 100644
--- a/test/selenium_helper.rb
+++ b/test/selenium_helper.rb
@@ -44,6 +44,13 @@ module SeleniumOnRails::TestBuilderAccessors
        command command_name, expected_count
     end
   end
+
+  def drag_todo_to(id1, id2)
+    mouse_down_at "css=#line_todo_#{id1} img.grip", "4,4"
+    mouse_move_at "line_todo_#{id2}", '20,3'
+    mouse_over "line_todo_#{id2}"
+    mouse_up_at "line_todo_#{id2}", '20,3'
+  end
   
   def assert_context_count_incremented(&block)
     store_context_count 'initial_context_count'