MbUnit - Generative Unit Test Framework for .NET. MbUnit provides advanced unit testing support with advanced fixtures to enable developers and testers to test all aspects of their software.

Base classes to use for testing (based on MbUnit or Nunit) that enforce Given, When, Then style with auto mocking facilities

An in memory, ORM, Built on top of ActiveModel. Allows for in memory models, great for rspec testing.

Testing message flows with rmq and Cucumber

testunitxml extends the Test::Unit framework with an assertion for testing well-formed XML documents.

Headless browser for testing purposes powered by V8 JavaScript engine (via Mustang gem)

migration_test_helper makes testing your migrations easier by adding helper methods to Test::Unit::TestCase for asserting the current state of the schema and executing migrations against the test database.

Stress testing toolkit for Zold network

A simple Unit Testing Framework that speaks native Ruby

N-dimension hash creation and utilities. Useful for testing multi-level hash and JSON processing.

OhSnap is a Ruby library that provides snapshot testing capabilities for Ruby applications, allowing developers to easily capture and compare snapshots of serializable structures.

vp_gem testing

Ruby fixturizer tools for applications testing

An Active Record connection adapter that connects to an abstract, in-memory database, enabling you to do black-box testing of Rails applications — without the database.

A half-baked integration testing framework

Augment a traditional Rails application with a completely AJAX frontend, while transparently handling issues important to both the enterprise and end users, such as testing, SEO and browser history.

Dumy testing gem returning email and username

A testing strategy for OmniAuth. Define your Identities in `~/.omniauth-fake`.

Yet another test spy style mocking library that happens to support clr testing via ironruby

A set of rest lib utilizing HTTParty that ease basic testing of Restful APIs