Make use of to_xml and to_json in tests
Make use of to_xml and to_json in tests

Signed-off-by: Jeremy Kemper <b3f594e10a9edcf5413cf1190121d45078c62290@bitsweat.net>

SweeD/activeresource,om-nishu-trantor/activeresource,Shopify/activeresource,eileencodes/activeresource,delameko/activeresource,rjordan/activeresource,chadzilla2080/activeresource,rails/activeresource,yui-knk/activeresource,peterjm/activeresource,maclover7/activeresource,repinel/activeresource,wyattisimo/activeresource,1776/activeresource