iStock Tutorial 5 - Testing with RSpec and Cucumber

1. Add RSpec as a dependency to your previously created gem.
2. Add functional requirement (bdd test(s)) to gem using RSpec.
3. Make test(s) pass.
4. Create test(s) to cover previously created functionality.
5. Add gem to simple rails blog app ($ rails new TestingApp)
6. Incorporate new functionality into blogger.
7. Add cucumber tests that incorporate a controller, view, and model.
8. Make cucumber tests pass.