Chapter 18. RSpec on Rails

I do not think there is any thrill that can go through the human heart like that felt by the inventor as he sees some creation of the brain unfolding to success.

—Nikola Tesla

RSpec is a Ruby domain-specific language for specifying the desired behavior of a Ruby application. Its strongest appeal is that RSpec scripts tend to be very readable, letting the authors express their intention with greater readability and fluidity than is achievable using Test::Unit’s methods and assertions.

RSpec on Rails, a drop-in replacement for the Rails testing subsystem, was released by the RSpec team in late 2006. It supplies verification, mocking, and stubbing features customized for use with Rails models, controllers, ...

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