...follow this workflow. Finishing a feature When you're done with your feature and tests are green, and your changes pass our merge request checklist: Within your feature branch, merge...
...Our first implementation might look like this: def group(content) " #{content} " end We run tests and realize that our helper escapes too much. Content appears like this:
...verification") added without_partial_double_verification. This might be handy in case you are testing helpers in Rails, where you sometimes rely on methods defined in the application controller (e.g...
...module UsersHelper def user_display_name [current_user.first_name, current_user.last_name].join(' ') end end Unit test with error describe UsersHelper do describe '#user_display_name' do it 'returns the first and...
...do not need a code review, but use the merge request to run a test pipeline: # Push branch, create a merge request, set the branch to be removed on merge...
...and set to merge when all tests are green ptm = push -u origin HEAD -o merge_request.create -o merge_request.merge_when_pipeline_succeeds -o merge_request.remove_source_branch Miscellaneous [core] editor = vim # Set...
...wipes the database just when it is called. The above configurations make sure the test database(s) are emptied up-front. The :transaction strategy does not work with Selenium.
...see Understanding database cleaning strategies in tests...
...relative 'lib/capistrano/slackistrano' set :slackistrano, { klass: Slackistrano::CustomMessaging, channel: '#your-channel', webhook: 'https://hooks.slack.com/services/your/webhook/url', } Test Slackistrano: cap staging slack:deploy:test When you are satisfied, do a real deploy to...
...Chaining / fluent interfaces Note that you can also make your matcher chainable, so a test can modifier its behavior. Using chaining you can write a matcher like this:
...expected #{given.inspect} not to rhyme with #{expected.inspect}" given.rhymes_with? expected end end end ActiveSupport::TestCase.send :include, RhymeWithMatcher 4) Write a matcher class (for complex matchers) module Aegis module Matchers
...close them as well! See the suggested helper at the bottom of this card. Test support If you access Redis in tests, I suggest introducing a helper method. Example for...
...redis ||= Redis.new(url: REDIS_URL) end end RSpec.configure do |config| config.include(RedisHelpers) end Your Tests may then say redis.get('example'). But I still want to use a global
...navigate to Settings -> Editor -> File and Code Templates. Example You can navigate to the test file of the currently open file with the shortcut Ctrl + T. If no test file...
...exists, you can generate a new test file. If you are not pleased with the output, you can adjust the related code template. To do this, open the project settings...
...than Dir.tmpdir e.g. Dir.mktmpdir('foo', Rails.root.join('tmp')) => /home/user/rails_example/tmp/foo20220912-14561-pyr8qd. This might be necessary when your tests are running on CI. For this you might also want to commit tmp/.gitkeep to git...
...tmp dir inside your project is present. Example Dir.mktmpdir('exports') => "/tmp/exports20220912-14561-pobh0a" Improving your parallel tests with Dir.mktmpdir When creating directories in parallel tests manually, you normally need to handle these...
...at least 2.2.0. Set a cookie with options secure: true, samesite: 'strict|lax|none'. Testing in advance To test the effect of the new Chrome behavior on your site or...
View specs are a powerful tool to test several rendering paths by their cases instead of using a more costing feature spec. This is especially useful because they become quite...
...the view independent from the controller-logic. Therefore it will be more applicable to test views within request specs. But, even then, you still can use Caypbara's matchers within...
helps you debugging errors like DNS lookup limit reached it also lets you test a new SPF strings before applying it. This can save you time as you don...
...with operations Also the advanced check at vamsoft.com has a very good interface to test new SPF policies...
...directly on GitLab, or by checking out the corresponding branch. You can assume that tests are green, but you need to confirm that everything requested in the issue is implemented...
...test coverage is good the code is maintainable What to do if the code is okay If the code is okay, you may either merge it into main yourself:
When you find similar groups of expect calls in your tests, you can improve readability by extracting the group into its own matcher. RSpec makes this easy by allowing matchers...
...to call other matchers. Example The following test checks that two variables foo and bar (1) have no lowercase characters and (2) end with an exclamation mark: expect(foo).to...
matches. Example Let the following setup: # my_model_spec.rb describe MyModel do it 'perfoms a test' it_behaves_like 'something shared' end # something_shared.rb shared_examples_for 'something shared' do
...MyModel is spec/models/my_model_spec.rb[1]. The ID of the ExampleGroup created by it 'performs a test' is spec/models/my_model_spec.rb[1:1]. The ID of the ExampleGroup created by it_behaves_like 'something...
Delete the static error pages 404.html, 422.html and 500.html from public/. Add some tests, for example a cucumber feature: @allow-rescue Scenario: 404 page When I go to the...
...processing library. See here for a list of supported queueing adapters. For development and test it also brings its own queue adapters (async, inline and test). Note: For production use...
...have different adapters for different environments): config.active_job.queue_adapter = :sidekiq To set specific adapters in tests, you can create a spec/support/active_job.rb with: RSpec.configure do |config| config.before(:suite) do ActiveJob::Base.queue_adapter...
...If you are unsure if you applied this technique correctly, here is a simple test: Delete all files from app/models/* and run your migration. If it completes successfully, you are...
If you need to test interaction with a remote API, check out the VCR gem as an alternative to Webmock or stubbing hell. The idea behind VCR is that is...
...HTTP requests and logs the interaction in a .yml file. When you run the test again, requests and responses are stubbed from the log and the test can run offline...
to add the Ruby, Rails and RSpec cops to include the unit test 2. Report all existing offenses and exclude them initially To start your Rubocop integration it...
...rubocop --auto-gen-config to create a file that excludes all current violations. Your tests (including the Rubocop spec) should now all be green. Commit theses changes and consider whether...
...setInterval and setTimeout calls from tabs that are currently in the background. You can test it yourself by running the test below and change to a different...
...tab during its runtime. The expected runtime drastically increases in Chrome, Firefox and Safari: https://testbed.nicon.nl/timeouttest/ See also: Stop animations and network polling when the document tab isn't...
...k] + (f * (values_sorted[k + 1] - values_sorted[k])) end benchmarks = [ %(User.where('name ILIKE ?', '%test%').first), %(User.where('email ILIKE ?', '%test%').first), ] measurements = benchmarks.index_with do |_benchmark| [] end benchmarks.each do |benchmark...
...on VCR and WebMock to prevent any real network connection when running our unit tests. This is not entirely true: They are both limited to a set of HTTP libraries...
...OpenURI#open_uri are not mocked and will trigger real network requests even in tests. This might bite you e.g. in older versions of CarrierWave with remote file URLs.