fix some types in schema_test.rb
fix some types in schema_test.rb

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