Update test/cache_test.rb

Author: cintamani

test/cache_test.rb

@@ -169,7 +169,7 @@ def test_expiring_of_cache_at_update_of_record
       if ENV['APPVEYOR'] && actual != expected
         skip('Cache expiration tests sometimes fail on Appveyor. FIXME :)')
       else
-        assert_equal actual, expected
+        assert_equal expected, actual
       end
     end