Testing Gems

#Total RankDaily RankNameSummary
1754rspecBDD for Ruby
22021minitestminitest provides a complete suite of testing facilities supporting TDD, BDD, mocking, ...
3124153webmockWebMock allows stubbing HTTP requests and setting expectations on HTTP requests.
4129148capybaraCapybara is an integration testing tool for rack based web applications. It simulates h...
5142134selenium-webdriverSelenium implements the W3C WebDriver protocol to automate popular browsers. It aim...
6154210fakerFaker, a port of Data::Faker from Perl, is used to easily generate fake data: names, ad...
7155209timecopA gem providing "time travel" and "time freezing" capabilities, making it dead simple t...
8166158springPreloads your application so things like console, rake and tests run faster
9183309knapsackParallel tests across CI server nodes based on each test file's time execution. It gene...
10186169factory_botfactory_bot provides a framework and DSL for defining and using factories - less error-...
11199281shoulda-matchersShoulda Matchers provides RSpec- and Minitest-compatible one-liners to test common Rail...
12299681vcrRecord your test suite's HTTP interactions and replay them during future test runs for ...
13412273cucumberBehaviour Driven Development with elegance and joy
14466349parallel_testsRun Test::Unit / RSpec / Cucumber / Spinach in parallel
155121,271mochaMocking and stubbing library with JMock/SchMock syntax, which allows mocking and stubbi...
16613570test-unittest-unit (Test::Unit) is unit testing framework for Ruby, based on xUnit principles. T...
176711,726poltergeistPoltergeist is a driver for Capybara that allows you to run your tests on a headless We...
18703678power_assertPower Assert shows each value of variables and method calls in the expression. It is us...
19712817fuubarthe instafailing RSpec progress bar formatter
20773828ffakerFfaker generates dummy data.
219461,228watirWatir stands for Web Application Testing In Ruby It facilitates the writing of automate...
22962691rspec-parameterizedRSpec::Parameterized supports simple parameterized test syntax in rspec.
231,4512,053sporkA forking Drb spec server
241,7022,763fabricationFabrication is an object generation framework for ActiveRecord, Mongoid, DataMapper, Se...
251,7172,098rrRR is a test double framework that features a rich selection of double techniques and a...
261,7652,355appraisalAppraisal integrates with bundler and rake to test your library against different versi...
272,0143,145forgeryEasy and customizable generation of forged data. Can be used as a gem or a rails plugin...
282,104979arubaExtension for popular TDD and BDD frameworks like "Cucumber", "RSpec" and "Minitest", t...
292,1372,651minitest-hooksminitest-hooks adds around and before_all/after_all/around_all hooks for Minitest. This...
302,56740,220spinachSpinach is a BDD framework on top of gherkin
312,74411,949test_xmlTest your XML with Test::Unit, MiniTest, RSpec, or Cucumber using handy assertions like...
322,83114,668machinistFixtures aren't fun. Machinist is.
333,17213,613ruby-jmeterRuby based DSL for writing JMeter test plans
343,4776,513konachaKonacha is a Rails engine that allows you to test your JavaScript with the mocha test f...
353,52918,989nyan-cat-formatterNyan Cat inspired RSpec formatter!
363,9466,861onceoverAutomatically generates tests for your Puppet code
374,2381,822cuke_modelerThis gem facilitates modeling a test suite that is written in Gherkin (e.g. Cucumber, S...
384,3794,301puppet_litmusProviding a simple command line tool for puppet content creators, to enable simple and ...
395,65314,884baconBacon is a small RSpec clone weighing less than 350 LoC but nevertheless providing all ...
406,3719,570undercoverActionable code coverage - detects untested code blocks in recent changes
417,4233,092active_mockerCreates stub classes from any ActiveRecord model. By using stubs in your tests you don'...
427,7706,973cuke_slicerSlices a Cucumber test suite into the smallest possible executable pieces (i.e. scenari...
439,9778,131chutneyA linter for your Cucumber features. Making sure you have nice, expressible Gherkin is ...
4410,0195,492cqlCQL is a domain specific language used for querying a Cucumber (or other Gherkin based)...
4510,1445,874cutestRun tests in separate processes to avoid shared state.
4610,6937,489cucumber_analyticsStatic analysis of Cucumber tests made easy.
4711,1356,973api_tasterA quick and easy way to visually test out your application's API.
4813,55721,734faker_makerFakerMaker is a simple factory builder so you can throw away your fixtures and generate...
4914,1263,269matchiCollection of expectation matchers for Rubyists 🤹
5015,34325,950rspec-dry-structRSpec `have_attribute` matcher for dry-struct gem
5116,00029,570spectusExpectation library with RFC 2119's requirement levels 🚥
5216,0835,645cuke_linterThis gem provides linters for detecting common 'smells' in `.feature` files. In additio...
5316,44712,350howitzerHowitzer uses the best practices and design patterns allowing to generate a test projec...
5417,04414,016fixSpecing framework for Ruby.
5523,1445,465mutant-minitestMinitest integration for mutant
5623,48612,857cuketaggerbatch tagging of cucumber features and scenarios
5725,40310,757cuke_catalogerScans existing Cucumber tests and updates them to include an id tag that is unique for ...
5830,10993,927zapataWho has time to write tests? This is a revolutional tool to make them write themselves.
5931,92918,159gitarrogitarro run tests on GitHub PRs using almost any script,language or binary, it integrat...
6042,83229,570r_specA minimalist RSpec clone with all the essentials.
6144,25815,138mature_factoryconfigurable modules provide a tiny DSL for managing factory
6246,97225,950emoji-rspecCustom formatters for RSpec tests.
6363,71455,316fake_personA Ruby library for creating fake personalities
6464,26212,506brutalA code-first approach to automate the writing of unit tests.
65103,77440,220cuke_commanderProvides an easy way to build a cucumber commandline.
66106,34352,519like_im_fiveLike Im Five generate a file with factories you need to test a specific object. It use ...
67106,75719,399capybara-wslAllows Capybara to open pages/screenshots in Windows browsers via Launchy.
68150,42255,316capybara-react-datetimeHelper for changing date input of react-datetime library
69161,96093,927rspec-log_matcherWriting logs is an easy way to store any kind of information for further analysis later...