Testing Gems

#Total RankDaily RankNameSummary
11755rspecBDD for Ruby
22010minitestminitest provides a complete suite of testing facilities supporting TDD, BDD, mocking, ...
3123128webmockWebMock allows stubbing HTTP requests and setting expectations on HTTP requests.
4136169capybaraCapybara is an integration testing tool for rack based web applications. It simulates h...
5144156selenium-webdriverSelenium implements the W3C WebDriver protocol to automate popular browsers. It aim...
6151143fakerFaker, a port of Data::Faker from Perl, is used to easily generate fake data: names, ad...
7157189timecopA gem providing "time travel" and "time freezing" capabilities, making it dead simple t...
8158123factory_botfactory_bot provides a framework and DSL for defining and using factories - less error-...
9170186springPreloads your application so things like console, rake and tests run faster
10174121knapsackParallel tests across CI server nodes based on each test file's time execution. It gene...
11184185shoulda-matchersShoulda Matchers provides RSpec- and Minitest-compatible one-liners to test common Rail...
12304280vcrRecord your test suite's HTTP interactions and replay them during future test runs for ...
13350254parallel_testsRun Test::Unit / RSpec / Cucumber / Spinach in parallel
14445961cucumberBehaviour Driven Development with elegance and joy
15582984mochaMocking and stubbing library with JMock/SchMock syntax, which allows mocking and stubbi...
16645548test-unittest-unit (Test::Unit) is unit testing framework for Ruby, based on xUnit principles. T...
17712504fuubarthe instafailing RSpec progress bar formatter
18751605power_assertPower Assert shows each value of variables and method calls in the expression. It is us...
19770555ffakerFfaker generates dummy data.
208461,639poltergeistPoltergeist is a driver for Capybara that allows you to run your tests on a headless We...
21852409rspec-parameterizedRSpec::Parameterized supports simple parameterized test syntax in rspec.
221,1061,166watirWatir stands for Web Application Testing In Ruby It facilitates the writing of automate...
231,7122,163rrRR is a test double framework that features a rich selection of double techniques and a...
241,7432,302sporkA forking Drb spec server
251,7701,043undercoverActionable code coverage - detects untested code blocks in recent changes
261,7722,095minitest-hooksminitest-hooks adds around and before_all/after_all/around_all hooks for Minitest. This...
271,8802,114fabricationFabrication is an object generation framework for ActiveRecord, Mongoid, DataMapper, Se...
282,0352,292appraisalAppraisal integrates with bundler and rake to test your library against different versi...
292,2532,569forgeryEasy and customizable generation of forged data. Can be used as a gem or a rails plugin...
302,4974,247arubaExtension for popular TDD and BDD frameworks like "Cucumber", "RSpec" and "Minitest", t...
312,9662,229cuke_modelerThis gem facilitates modeling a test suite that is written in Gherkin (e.g. Cucumber, S...
323,1748,829spinachSpinach is a BDD framework on top of gherkin
333,2683,818test_xmlTest your XML with Test::Unit, MiniTest, RSpec, or Cucumber using handy assertions like...
343,4355,751ruby-jmeterRuby based DSL for writing JMeter test plans
353,4635,141machinistFixtures aren't fun. Machinist is.
364,1115,690nyan-cat-formatterNyan Cat inspired RSpec formatter!
374,2503,097puppet_litmusProviding a simple command line tool for puppet content creators, to enable simple and ...
384,27111,074konachaKonacha is a Rails engine that allows you to test your JavaScript with the mocha test f...
394,4884,998onceoverAutomatically generates tests for your Puppet code
406,69111,284baconBacon is a small RSpec clone weighing less than 350 LoC but nevertheless providing all ...
416,9975,600cuke_slicerSlices a Cucumber test suite into the smallest possible executable pieces (i.e. scenari...
427,84341,232active_mockerCreates stub classes from any ActiveRecord model. By using stubs in your tests you don'...
438,9455,694chutneyA linter for your Cucumber features. Making sure you have nice, expressible Gherkin is ...
449,4544,814cuke_linterThis gem provides linters for detecting common 'smells' in `.feature` files. In additio...
4510,25510,108cqlCQL is a domain specific language used for querying a Cucumber (or other Gherkin based)...
4611,2925,869faker_makerFakerMaker is a simple factory builder so you can throw away your fixtures and generate...
4711,61419,683cutestRun tests in separate processes to avoid shared state.
4812,04510,962matchiCollection of expectation matchers for Rubyists 🤹
4912,47614,467mutant-minitestMinitest integration for mutant
5012,75941,232cucumber_analyticsStatic analysis of Cucumber tests made easy.
5112,8787,417rspec-dry-structRSpec `have_attribute` matcher for dry-struct gem
5213,07041,232api_tasterA quick and easy way to visually test out your application's API.
5314,63224,661spectusExpectation library with RFC 2119's requirement levels 🚥
5416,03113,195howitzerHowitzer uses the best practices and design patterns allowing to generate a test projec...
5516,17828,152fixSpecing framework for Ruby.
5624,69815,095cuke_catalogerScans existing Cucumber tests and updates them to include an id tag that is unique for ...
5725,85024,661gitarrogitarro run tests on GitHub PRs using almost any script,language or binary, it integrat...
5826,90328,152cuketaggerbatch tagging of cucumber features and scenarios
5930,49722,818r_specA minimalist RSpec clone with all the essentials.
6031,78424,661zapataWho has time to write tests? This is a revolutional tool to make them write themselves.
6144,25815,138mature_factoryconfigurable modules provide a tiny DSL for managing factory
6247,05118,434brutalA code-first approach to automate the writing of unit tests.
6349,65615,095ruby_raiderThis gem has everything you need to start working with test automation
6453,63841,232emoji-rspecCustom formatters for RSpec tests.
6567,88741,232fake_personA Ruby library for creating fake personalities
6684,16041,232capybara-wslAllows Capybara to open pages/screenshots in Windows browsers via Launchy.
6791,11841,232like_im_fiveLike Im Five generate a file with factories you need to test a specific object. It use ...
68107,97141,232cuke_commanderProvides an easy way to build a cucumber commandline.
69153,13241,232capybara-react-datetimeHelper for changing date input of react-datetime library
70155,45241,232rspec-log_matcherWriting logs is an easy way to store any kind of information for further analysis later...
71170,73441,232haml-lint-bootstrapA simple HAML-Lint plugin used for linting HAML files utilizing Bootstrap. Supported Bo...