Add Properties to Variants like Products.
Add spree_variant_properties to your Gemfile:
Bundle your dependencies and run the installation generator:
bundle bundle exec rails g spree_variant_properties:install
Be sure to bundle your dependencies and then create a dummy test app for the specs to run against.
bundle bundle exec rake test_app bundle exec rspec spec
When testing your applications integration with this extension you may use it's factories. Simply add this require statement to your spec_helper:
Copyright (c) 2013 [name of extension creator], released under the New BSD License