factory_girl 
factory_girl is a fixtures replacement with a straightforward definition syntax, support for multiple build strategies (saved instances, unsaved instances, attribute hashes, and stubbed objects), and support for multiple factories for the same class (user, admin_user, and so on), including factory inheritance.
If you want to use factory_girl with Rails, see factory_girl_rails.
Documentation
You should find the documentation for your version of factory_girl on Rubygems.
See GETTING_STARTED for information on defining and using factories.
Install
gem install factory_girlor add the following line to Gemfile:
gem 'factory_girl'and run bundle install from your shell.
Supported Ruby versions
The factory_girl 3.x+ series supports MRI Ruby 1.9. Additionally, factory_girl 3.6+ supports JRuby 1.6.7.2+ while running in 1.9 mode. See GETTING_STARTED for more information on configuring the JRuby environment.
For versions of Ruby prior to 1.9, please use factory_girl 2.x.
More Information
Contributing
Please see CONTRIBUTING.md.
factory_girl was originally written by Joe Ferris and is now maintained by Josh Clayton. Many improvements and bugfixes were contributed by the open source community.
License
factory_girl is Copyright © 2008-2015 Joe Ferris and thoughtbot. It is free software, and may be redistributed under the terms specified in the LICENSE file.
About thoughtbot
factory_girl is maintained and funded by thoughtbot, inc. The names and logos for thoughtbot are trademarks of thoughtbot, inc.
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