factory_girl

https://github.com/thoughtbot/factory_girl

Ruby

A library for setting up Ruby objects as test data.

Invoice#period_range_valid?

No Docs, write some!

Source | Google | Stack overflow

Edit

git clone [email protected]:thoughtbot/factory_girl.git
cd factory_girl
open

Contribute

# Make a new branch
git checkout -b -your-name--update-docs-Invoice-period_range_valid--for-pr

# Commit to git
git add git commit -m "better docs for Invoice#period_range_valid?"

# Open pull request
gem install hub # on a mac you can `brew install hub`
hub fork
git push <your name> -your-name--update-docs-Invoice-period_range_valid--for-pr
hub pull-request

# Celebrate!