What are some good examples of open source Ruby projects that make good use of Cucumber and RSpec?

Question

What is a good example of open source Ruby projects that make good use of Cucumber and RSpec?

Update. Despite the impressive suggestions below, I wanted to see how others use RSpec and Cucumber to develop the product.

Answer 1

I am very pleased that the RSpec project is being tested with both Cucumber and RSpec:

• https://github.com/rspec/rspec-core/tree/master/features
• https://github.com/rspec/rspec-core/tree/master/spec

Cucumber is also self-catering:

• https://github.com/aslakhellesoy/cucumber/tree/master/features

, , CLI Cucumber, Cucumber:

• https://github.com/aslakhellesoy/aruba/tree/master/features

Answer 2

Quora:

Teng Siong Ong, Ruby, Python ..

https://github.com/teambox/teambox

Answer 3

RubySpec is a rather ambitious effort to write specifications for the Ruby language.