loads input option partials on type change

test/controllers/admin/question_controller_test.rb

@@ -72,5 +72,20 @@ module Admin
       assert :success
       assert_match(/failed/i, session[:flash].values.join)
     end
+
+    test "should gracefully fail input_type" do
+      get admin_question_option_form_url(input_type: 'fooBarBaz')
+
+      assert :success
+      assigns :locals
+    end
+
+    test "should return partial for new radio" do
+      get admin_question_option_form_url(input_type: 'radio')
+
+      assert :success
+      assigns :locals
+      assert_select "input[id^=question_multi_choice_]"
+    end
   end
 end