Testing Gems

#Total RankDaily RankNameSummary
1781rspecBDD for Ruby
22012minitestminitest provides a complete suite of testing facilities supporting TDD, BDD, mocking, ...
3124161capybaraCapybara is an integration testing tool for rack based web applications. It simulates h...
4125139webmockWebMock allows stubbing HTTP requests and setting expectations on HTTP requests.
5143179selenium-webdriverWebDriver is a tool for writing automated tests of websites. It aims to mimic the behav...
6153177fakerFaker, a port of Data::Faker from Perl, is used to easily generate fake data: names, ad...
7162121timecopA gem providing "time travel" and "time freezing" capabilities, making it dead simple t...
8169170springPreloads your application so things like console, rake and tests run faster
9181194knapsackParallel tests across CI server nodes based on each test file's time execution. It gene...
10205200shoulda-matchersShoulda Matchers provides RSpec- and Minitest-compatible one-liners to test common Rail...
11210133factory_botfactory_bot provides a framework and DSL for defining and using factories - less error-...
12303333vcrRecord your test suite's HTTP interactions and replay them during future test runs for ...
13388509cucumberBehaviour Driven Development with elegance and joy
14450668mochaMocking and stubbing library with JMock/SchMock syntax, which allows mocking and stubbi...
15485452parallel_testsRun Test::Unit / RSpec / Cucumber / Spinach in parallel
165781,357poltergeistPoltergeist is a driver for Capybara that allows you to run your tests on a headless We...
17603720test-unittest-unit (Test::Unit) is unit testing framework for Ruby, based on xUnit principles. T...
18690508power_assertPower Assert shows each value of variables and method calls in the expression. It is us...
19724724fuubarthe instafailing RSpec progress bar formatter
20757751ffakerFfaker generates dummy data.
21966310watirWatir stands for Web Application Testing In Ruby It facilitates the writing of automate...
221,149680rspec-parameterizedRSpec::Parameterized supports simple parameterized test syntax in rspec.
231,2732,539sporkA forking Drb spec server
241,6011,934fabricationFabrication is an object generation framework for ActiveRecord, Mongoid, DataMapper, Se...
251,6932,867rrRR is a test double framework that features a rich selection of double techniques and a...
261,7452,142appraisalAppraisal integrates with bundler and rake to test your library against different versi...
271,8182,338forgeryEasy and customizable generation of forged data. Can be used as a gem or a rails plugin...
281,8442,710arubaExtension for popular TDD and BDD frameworks like "Cucumber", "RSpec" and "Minitest", t...
292,2616,756spinachSpinach is a BDD framework on top of gherkin
302,5454,140machinistFixtures aren't fun. Machinist is.
312,5512,026minitest-hooksminitest-hooks adds around and before_all/after_all/around_all hooks for Minitest. This...
322,5793,294test_xmlTest your XML with Test::Unit, MiniTest, RSpec, or Cucumber using handy assertions like...
333,0807,923konachaKonacha is a Rails engine that allows you to test your JavaScript with the mocha test f...
343,1894,678nyan-cat-formatterNyan Cat inspired RSpec formatter!
353,3132,085ruby-jmeterRuby based DSL for writing JMeter test plans
363,6794,814onceoverAutomatically generates tests for your Puppet code
374,9382,689puppet_litmusProviding a simple command line tool for puppet content creators, to enable simple and ...
385,1298,179baconBacon is a small RSpec clone weighing less than 350 LoC but nevertheless providing all ...
396,2774,055cuke_modelerThis gem facilitates modeling a test suite that is written in Gherkin (e.g. Cucumber, ...
407,1438,367active_mockerCreates stub classes from any ActiveRecord model. By using stubs in your tests you don'...
417,6866,179cuke_slicerSlices a Cucumber test suite into the smallest possible executable pieces (i.e. scenari...
427,7084,643undercoverActionable code coverage - detects untested code blocks in recent changes
439,50620,650cutestRun tests in separate processes to avoid shared state.
449,75041,795cucumber_analyticsStatic analysis of Cucumber tests made easy.
459,7849,052cqlCQL is a domain specific language used for querying a Cucumber (or other Gherkin based)...
4610,29241,795api_tasterA quick and easy way to visually test out your application's API.
4710,9714,202chutneyA linter for your Cucumber features. Making sure you have nice, expressible Gherkin is ...
4815,2094,531faker_makerFakerMaker is a simple factory builder so you can throw away your fixtures and generate...
4917,57011,603howitzerHowitzer uses the best practices and design patterns allowing to generate a test projec...
5020,3878,693rspec-dry-structRSpec `have_attribute` matcher for dry-struct gem
5121,92141,795cuketaggerbatch tagging of cucumber features and scenarios
5222,0257,196cuke_linterLints feature files used by Cucumber and other similar frameworks.
5326,15215,004cuke_catalogerScans existing Cucumber tests and updates them to include an id tag that is unique for ...
5428,86826,385zapataWho has time to write tests? This is a revolutional tool to make them write themselves.
5537,90841,795gitarrogitarro run tests on GitHub PRs using almost any script,language or binary, it integrat...
5643,58341,795emoji-rspecCustom formatters for RSpec tests.
5745,12711,074mutant-minitestMinitest integration for mutant
5861,64841,795fake_personA Ruby library for creating fake personalities
5969,29513,751mature_factoryconfigurable modules provide a tiny DSL for managing factory
60102,33723,891cuke_commanderProvides an easy way to build a cucumber commandline.
61121,93226,385like_im_fiveLike Im Five generate a file with factories you need to test a specific object. It use ...
62146,33941,795capybara-react-datetimeHelper for changing date input of react-datetime library
63162,23926,385rspec-log_matcherWriting logs is an easy way to store any kind of information for further analysis later...