Iudex is a general purpose web crawler and feed processor in ruby/java. The iudex-http-test gem contains a HTTP test server for testing HTTP client implementations.

Testing Rails::Engine boot proccess.

Analytics and AB Testing awesomeness for rails.

Full support for the Rails 3.1 asset pipeline when acceptance testing your coffeescript or javascript using jasmine

Seriously simple testing.

A Jekyll library for Unit Testing

JSON-RPC Server Specification Compatibility Testing

Wrap a daemon process start/stop for testing

A matcher for testing proc and lambda equivalance.

Semantic expectation helpers for JSON API testing using Airborne and RSpec.

Just testing jeweler and gemcutter

Monkey patches Test::Unit::TestCase to add some additional assert methods, a global database_interface object (via a class variable) and a few helper functions designed to enable plsql unit testing

Webrat. Ruby Acceptance Testing for Web applications

Pluoa Mapper is a lib to manage easily elements mapped inside pages and help to keep you pages objects cleaner and organized. Used to work with Testing Automation

The exiled should_be_restful macro from the shoulda testing library

connector to use Khepri :: THE ULTIMATE A/B TESTING AND OPTIMIZATION TOOL.

Create K-fold splits from data files and assist in training and testing (useful for cross-validation in supervised machine learning)

Kloutbg - Fork of Jason Torres and updated to recent Klout API. No testing. Now using httparty like Eddy Parris.

Cucumber Plugin for testing Puppet manifests using Vagrant

Great for integration testing.