Dream Generators provides rapid rails development with testing!

Really simple testing framework used at Flatiron School

Make methods flaky, but deterministically.

gem to support development and testing with GSS/fontana

Table and class maker primarily for testing

fluentspec is testing tool for your fluentd configuration file.

A fake LDAP server for use in testing

testing

Functional testing for Flex

gem for testing purposes

Simple console app generator for testing gems.

Good for testing dependencies of a gem and/or different gem version combinations

Does versioning, releasing and testing of rubygems with git

Bidirectional automatic mapping for the .Net platform, with strong verification and testing tools.

Some helpers for golden master testing in Ruby.

Ruby library giving a simple way to pilot an external process' stdin, stdout and stderr in real time. Very useful for interactive processes testing or automation.

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