命令
$ rails generate rspec:install
$ bundle exec rake db:test:prepare
$ rails generate integration_test static_pages
$ bundle exec rspec spec/requests/static_pages_spec.rb
$ rake spec
语法
describe
pending
before
subject
it
its
let
visit
page.should have_content
page.should have_selector
重要
database_cleaner在每个it的block完成后就clean
问题
http://procbits.com/2011/08/18/using-mongoid-with-rspec/
http://blog.revathskumar.com/2012/07/rails3-solving-issue-undefined-method.html