Testing Gems

#Total RankDaily RankNameSummary
1895rspecBDD for Ruby
22114minitestminitest provides a complete suite of testing facilities supporting TDD, BDD, mocking, ...
3123130webmockWebMock allows stubbing HTTP requests and setting expectations on HTTP requests.
4128161capybaraCapybara is an integration testing tool for rack based web applications. It simulates h...
5141172selenium-webdriverSelenium implements the W3C WebDriver protocol to automate popular browsers. It aim...
6152167fakerFaker, a port of Data::Faker from Perl, is used to easily generate fake data: names, ad...
7157178timecopA gem providing "time travel" and "time freezing" capabilities, making it dead simple t...
8167155springPreloads your application so things like console, rake and tests run faster
9180128factory_botfactory_bot provides a framework and DSL for defining and using factories - less error-...
10184183knapsackParallel tests across CI server nodes based on each test file's time execution. It gene...
11198196shoulda-matchersShoulda Matchers provides RSpec- and Minitest-compatible one-liners to test common Rail...
12299384vcrRecord your test suite's HTTP interactions and replay them during future test runs for ...
13415693cucumberBehaviour Driven Development with elegance and joy
14452403parallel_testsRun Test::Unit / RSpec / Cucumber / Spinach in parallel
15526703mochaMocking and stubbing library with JMock/SchMock syntax, which allows mocking and stubbi...
16617691test-unittest-unit (Test::Unit) is unit testing framework for Ruby, based on xUnit principles. T...
177041,597poltergeistPoltergeist is a driver for Capybara that allows you to run your tests on a headless We...
18713916power_assertPower Assert shows each value of variables and method calls in the expression. It is us...
19716720fuubarthe instafailing RSpec progress bar formatter
20779815ffakerFfaker generates dummy data.
21936645rspec-parameterizedRSpec::Parameterized supports simple parameterized test syntax in rspec.
229971,480watirWatir stands for Web Application Testing In Ruby It facilitates the writing of automate...
231,4952,074sporkA forking Drb spec server
241,7172,316rrRR is a test double framework that features a rich selection of double techniques and a...
251,7461,918fabricationFabrication is an object generation framework for ActiveRecord, Mongoid, DataMapper, Se...
261,8362,258appraisalAppraisal integrates with bundler and rake to test your library against different versi...
272,0341,993minitest-hooksminitest-hooks adds around and before_all/after_all/around_all hooks for Minitest. This...
282,0602,289forgeryEasy and customizable generation of forged data. Can be used as a gem or a rails plugin...
292,1652,916arubaExtension for popular TDD and BDD frameworks like "Cucumber", "RSpec" and "Minitest", t...
302,6875,548spinachSpinach is a BDD framework on top of gherkin
312,8223,667test_xmlTest your XML with Test::Unit, MiniTest, RSpec, or Cucumber using handy assertions like...
322,9416,595machinistFixtures aren't fun. Machinist is.
333,1963,820ruby-jmeterRuby based DSL for writing JMeter test plans
343,61610,587konachaKonacha is a Rails engine that allows you to test your JavaScript with the mocha test f...
353,6394,871nyan-cat-formatterNyan Cat inspired RSpec formatter!
363,8411,057undercoverActionable code coverage - detects untested code blocks in recent changes
373,9222,901cuke_modelerThis gem facilitates modeling a test suite that is written in Gherkin (e.g. Cucumber, S...
384,0546,096onceoverAutomatically generates tests for your Puppet code
394,3152,885puppet_litmusProviding a simple command line tool for puppet content creators, to enable simple and ...
405,87516,464baconBacon is a small RSpec clone weighing less than 350 LoC but nevertheless providing all ...
417,4684,435active_mockerCreates stub classes from any ActiveRecord model. By using stubs in your tests you don'...
427,8379,326cuke_slicerSlices a Cucumber test suite into the smallest possible executable pieces (i.e. scenari...
439,9235,992chutneyA linter for your Cucumber features. Making sure you have nice, expressible Gherkin is ...
4410,0726,852cqlCQL is a domain specific language used for querying a Cucumber (or other Gherkin based)...
4510,3978,147cutestRun tests in separate processes to avoid shared state.
4611,05810,127cucumber_analyticsStatic analysis of Cucumber tests made easy.
4711,4409,559api_tasterA quick and easy way to visually test out your application's API.
4813,2178,627faker_makerFakerMaker is a simple factory builder so you can throw away your fixtures and generate...
4913,25211,917matchiCollection of expectation matchers for Rubyists 🤹
5014,3758,256rspec-dry-structRSpec `have_attribute` matcher for dry-struct gem
5115,13531,865spectusExpectation library with RFC 2119's requirement levels 🚥
5215,2308,188cuke_linterThis gem provides linters for detecting common 'smells' in `.feature` files. In additio...
5316,14314,460howitzerHowitzer uses the best practices and design patterns allowing to generate a test projec...
5416,47816,972fixSpecing framework for Ruby.
5519,00611,032mutant-minitestMinitest integration for mutant
5624,18215,746cuketaggerbatch tagging of cucumber features and scenarios
5725,44713,968cuke_catalogerScans existing Cucumber tests and updates them to include an id tag that is unique for ...
5829,56621,184gitarrogitarro run tests on GitHub PRs using almost any script,language or binary, it integrat...
5930,44397,183zapataWho has time to write tests? This is a revolutional tool to make them write themselves.
6037,25831,865r_specA minimalist RSpec clone with all the essentials.
6144,25815,138mature_factoryconfigurable modules provide a tiny DSL for managing factory
6248,53561,555emoji-rspecCustom formatters for RSpec tests.
6359,59313,270brutalA code-first approach to automate the writing of unit tests.
6464,85761,555fake_personA Ruby library for creating fake personalities
6596,84420,170capybara-wslAllows Capybara to open pages/screenshots in Windows browsers via Launchy.
66100,51553,556like_im_fiveLike Im Five generate a file with factories you need to test a specific object. It use ...
67104,94043,887cuke_commanderProvides an easy way to build a cucumber commandline.
68152,51961,555capybara-react-datetimeHelper for changing date input of react-datetime library
69160,60797,183rspec-log_matcherWriting logs is an easy way to store any kind of information for further analysis later...