a test gem that definitely doesn't do anything useful and depending on what I'm testing may do something harmful, do not install!.

Enables consumer driven contract testing, providing a mock service and DSL for the consumer project, and interaction playback and verification for the service provider project.

A testing framework for concisely sharing several stages of setup code across tests.

Tool-kit for testing based on changed files.

Percy visual testing for Ruby Selenium

The ember-routes gem was created to facilitate easier testing with Capybara by providing path helpers for the Ember app. The path helpers are described in a similar syntax to the Ember routes engine.

Hoick is a command-line HTTP client. It's intended mainly as a tool for testing RESTful APIs, but you can use for something else, if you really want to.

Functional acceptance testing

A blank/empty Ruby gem that does nothing. Useful for testing that only specific Bundler groups are loaded when using a dummy group.

For use with the Beaker acceptance testing tool

Generates realistic payroll data (employees, payroll runs, compensations) in Gusto sandbox for testing

Full support for the Rails 3.1 asset pipeline when testing your coffeescript or javascript files using Gerbil

Small testing framework. For small tests. For small things.

Drop-in mock server for testing Rails apps that use OpenAI-compatible APIs. Provides deterministic responses and per-request failure simulation.

A few testing facilities built on top of Capybara and ActiveSupport::TestCase

Tool for testing libraries using different senarios of gem versions

Crawls a static site mirror testing all links. Reports links which don't return 200 or redirect to a 200.

A tool for generating reports from Xcode results bundle. Analyze results bundle directory created by Xcode during building, testing, running and generates HTML report with results.

Lean Testing Ruby SDK

validation_examples_matcher provides rspec matcher testing validations with examples.