diff --git a/test/test_active_record.rb b/test/test_active_record.rb
index 6149c56..64378d4 100644
--- a/test/test_active_record.rb
+++ b/test/test_active_record.rb
@@ -164,6 +164,13 @@ def setup
     @light.update_attribute(:state, 'green')
     assert @light.reload.green?, "reloaded state should come from database, not instance variable"
   end
+  
+  test "calling non-bang event updates state attribute" do
+    @light.reset
+    assert @light.red?
+    @light.green_on
+    assert_equal "green", @light.state
+  end
 
 end