...Save it to a file, make sure you have Ruby 2.2 and run it. test_symbol = '__test' # The bug only occurs when a symbol used in a keyword argument is...
...symbols table *before* Ruby first sees the keyword argument. existing = Symbol.all_symbols.map(&:to_s).grep('__test') raise "Symbol #{test_symbol} already exists in symbol table!" if existing.any? '__test'.to_sym # breaks...
...directory. Next, symlink all packs that are required in production: app/ ... webpack/ packs/ app/ test/ packs_production app -> ../packs/app Now tell Webpacker to use these for production (and staging): # config/webpacker.yml...
...Let's say for example, you maintain a gem and want to run automated tests against multiple rails versions. When you need to bundle one of your secondary Gemfiles, the...
When testing your command line application with Aruba, you might need to stub out other binaries you don't want to be invoked by your test. Aruba Doubles is a...
...will not recompile. The digest of the last compilation is cached in tmp/cache/webpacker/last-compilation-digest-test (replace -test with your environment). You can remove that file to force a re-compile...
...to 127.0.0.1:1025. Usually you want the following config in config/environments/development.rb and maybe in test.rb or cucumber.rb. config.action_mailer.delivery_method = :smtp config.action_mailer.smtp_settings = { :address => 'localhost', :port => 1025 } Now you can see...
...it only cares about the HTML-Tag type. Example. This might lead to breaking tests when your html changes. Once browser support is fulfilled prefiltering nth-child selector will be...
...subsequent occurrences of a given character with a single one Use Tap For Better Test Data Setup let(:order) do create(:order, name: "My Order").tap do |order| create(:item...
We have released a new library Gemika to help test a gem against multiple versions of Ruby, gem dependencies and database types. Here's what Gemika can give your test...
...s development setup (all features are opt-in): Test one codebase against multiple sets of gem dependency sets (e.g. Rails 4.2, Rails 5.0). Test one codebase against multiple Ruby versions...
...the actual expression is always converted to a regular expression. # For expected === actual foo('Test(s)', 'Test(s)') #=> true # For expected.match?(actual) foo('Test(s)', 'Test(s)') #=> false
...current .users container in the DOM: window.reloadUsers = -> $.get('/users').then (html) -> $('.users').html(html) Testing this simple function poses a number of challenges: It only works if there is a...
...The code requests /users and we want to prevent network interaction in our unit test. The AJAX call is asynchronously and we don't have control over when it returns...
...a problem when using Selenium with Firefox. We recommend using ChromeDriver for your Selenium tests. This setup allows to test focus/blur events in Cucumber tests (using Selenium). For background information...
...solve Selenium focus issues. Cucumber step definition: # This step is needed because in Selenium tests, blur events are not triggered # when the browser has no focus. When /^I unfocus the...
...from that file, if there are any. That should only happen in development, since tests or production environments will fail when trying to compile their assets up front. class ApplicationController...
When tests might not run with skipping RSpec in the RSpec.describe failing with the error undefined method 'describe' for main:Object this card will help you out!
...callbacks for a particular form screen, but then the model becomes a pain in tests, where all those callbacks just get in the way. Or we have different forms for...
...the model itself stays slim and validations don't get in the way of tests, validations don't get in the way of tests meaning that developers need to be...
In CI test runs I noticed that string sorting order changed after switching from a debian-based PostgreSQL docker image to one that is based on Alpine Linux.
...the locale-provider icu which can also handle UTF-8 locales. I have not tested this approch. So either try this or switch back to a debian-based image (e.g...
...54a28b1 o │ Support dalli 3.2.1 <=== we need this commit bd5188b o │ Fix flakey Memcache tests ... 923d91e M─│─┐ Merge branch '6-1-sec' into 6-1-stable 10a2c77 │ o─┘ Preparing for...
You are not using javascript tests The file is served from a public folder (not via controller) Problem description If you deliver files from a public folder it might...
...spreewald step: Then I should get a response with content-type "..." Outline How to test file downloads with tests that need javascript. Public served Look at the link of the...
...How to make a terminal window title reflect the current path Too many parallel test processes may cause flaky tests Load rbenv on session create Load nvm on session create...
yarn add coffeescript coffee-loader Define a CoffeeScript loader (e.g. in config/webpack/loaders/coffee.js) module.exports = { test: /\.coffee$/, use: [{ loader: 'coffee-loader' }] } Add the loader to the Webpacker environment (e.g. in config/webpack/environment.js...
...matcher, the attached matcher will also work on associations, which makes it ideal for testing assignable_values. Usage example describe Unit do describe '#building' do it 'should only allow buildings...
...association_values(unauthorized_building, nil).for(:building) end end end end Alternatively you could test explicitly for the method that assignable_values generates: ... Power.with_power(power) do expect(power).to...
Geordi is now (partially) tested with Cucumber. Yay! geordi cucumber supports a new @solo tag. Scenarios tagged with @solo will be excluded from parallel runs, and run sequentially in...
...migrations on Capistrano 3) Now requires a .firefox-version file to set up a test firefox. By default now uses the system Firefox/a test Chrome/whatever and doesn't print warnings...
...comes from try to run the tests with a step output. bundle exec parallel_cucumber --test-options "--format=pretty" feature The deprecation message looks like following: Locator Integer:2 for...
This is an awesome gadget in your toolbox, even if your test coverage is great. gem install ruby-debug (Ruby 1.8) or gem install debugger (Ruby 1.9) Start your server...
...in RubyMine. Debug without Rubymine if you need to do so. Debugging in your tests When you run RSpec or Cucumber, Ruby is already in debug mode. Tests will open...