Gemfile in spree_gateway-3.2.0 vs Gemfile in spree_gateway-3.3.0.rc1

@@ -1,5 +1,6 @@
 source 'https://rubygems.org'
 
+gem 'rails-controller-testing'
 gem 'spree', github: 'spree/spree', branch: 'master'
 
 gemspec