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RSpec

Ch 146.7of 32 Unit Testing Frameworks
  1. 1Runs onLinux
  2. 2CostsFree plan
  3. 3Supported languagesRuby
  4. 4Built-in mocksYes
  5. 5Parameterized casesYes
5 lines stated Written from the maker's own pages: rspec.info, github.com
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Overview

RSpec is ranked #14 of 32 in unit testing frameworks on Specifiction. It runs on Linux. There is a free plan.

RSpec plans and pricing

All plans
RSpec Free Ruby testing libraries · installable as Ruby gems github.com · 5 Oct 2026

Compared on unit testing frameworks

Supported languages
Rubyrspec.info
Built-in mocks
Yesrspec.info
Parameterized cases
Yesrspec.info

Facts

Purpose
RSpec is a behavior-driven development framework for Ruby.rspec.info · 5 Oct 2026
Test runner
rspec-core provides a command-line spec runner, customizable reporting, and an API for organizing code examples.rspec.info · 5 Oct 2026
Expectations
rspec-expectations provides a readable API for expressing expected outcomes in examples.rspec.info · 5 Oct 2026
Test doubles
rspec-mocks provides fake objects for controlling the environment in which specs run.rspec.info · 5 Oct 2026
Rails support
rspec-rails supports testing Ruby on Rails applications in place of Rails’ built-in test framework.rspec.info · 5 Oct 2026
Interoperability
RSpec libraries can work together or be used independently with Cucumber or Minitest.rspec.info · 5 Oct 2026
Install
The project README says to install the main libraries with `gem install rspec`.github.com · 5 Oct 2026
Documentation
The documentation site lists API documentation and executable Gherkin examples for RSpec libraries.rspec.info · 5 Oct 2026
Compatibility limits
The documentation recommends relying on public APIs because private APIs may change in any release without warning.rspec.info · 5 Oct 2026
Support
The help page recommends the RSpec mailing list for general support and development questions, and GitHub issues for project bugs.rspec.info · 5 Oct 2026
Security
The project repository links to a security policy.github.com · 5 Oct 2026
History
RSpec began in 2005 as an experiment by Steven Baker and released version 1.0 in May 2007.rspec.info · 5 Oct 2026
Community
The project says it continues to evolve through community input and the work of hundreds of contributors.rspec.info · 5 Oct 2026

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Where it ranks on Specifiction

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