Add smoke test for #1706.

pages/spec/controllers/refinery/admin/pages_controller_spec.rb

@@ -0,0 +1,17 @@
+require "spec_helper"
+
+module Refinery
+  module Admin
+    describe PagesController, :focus => true do
+      login_refinery_superuser
+
+      describe "#update_positions" do
+        it "calls .rebuild! on Refinery::Page" do
+          Refinery::Page.should_receive(:rebuild!).once
+
+          post :update_positions, :ul => []
+        end
+      end
+    end
+  end
+end