...usually just want to print error messages), but it can be useful when writing tests. As an example, consider the following model which uses two validations on the email attribute...
Possible Reason 1: parallel_tests - running more processes than features If you run old versions of parallel_tests with more processes than you have Cucumber features, you will get errors...
...The bug is fixed in versions 0.6.18+. Possible Reason 2: You are running parallel tests but you are using an (probably old) database.yml which is not setup for parallel tests...
...active class switches to the clicked link. In a Jasmine spec I wanted to test this behaviour. Unpoly's up.hello emits an up:fragment:inserted event, in whose callback function...
...nick-invision/retry to re-try a failing command, optionally with a timeout: --- ... jobs: test: ... steps: - name: Run tests uses: nick-invision/retry@v2 with: timeout_seconds: 30 max_attempts...
...Locally or Prefetch Store in LocalStorage with Base64 Encoding Another Method Web Font Performance Tests Google Fonts Test Web Safe Font Test Local Fonts Test Third Party: Typekit Test
...paint or render of your text, so you can avoid FOIT. Remember to run tests for 3G connections as well because mobile users might have a worse experience as opposed...
...columns (you can debug issues better) As many parts of file processing are not tested (resolution, fallback images and many more), you need to know the application and make many...
Alltogether Deploy and run Part A (maybe takes some days) Before deployment of Part B Run Part A again (or maybe twice - depends on how long it runs...
...for the first time (bundle install, create database.yml, create databases, migrate), optionally run all tests (--test) or load a dump (--dump staging) update: update a Rails project that has been...
...open a shell on a Capistrano target, optionally selecting the server with --select-server tests: run all employed tests; checks for: Cucumber, RSpec, Test::Unit and rake with-firefox-for...
...provides a script to migrate your Ruby project automatically. Make sure your project has tests and you have a backup of your files (or pushed your commits to Git)
...is not perfect). Check the diff to see what the script has done. Run tests to see if everything still works...
tl;dr: Always have your attachment path start with :rails_root/storage/#{Rails.env}#{ENV['RAILS_TEST_NUMBER']}/. The directory where you save your Paperclip attachments should not look like this: storage/photos/1...
...storage/attachments/1/... storage/attachments/2/... The problem with this is that multiple environments (at least development and test) will share the same directory structure. This will cause you pain eventually. Files will get...
...fast binstubs like bin/rails or bin/rspec which avoid Rails boot time. You want parallel_tests to speed up full test runs of large test suites. Unfortunately, you do not want...
...parallel_tests to use your Spring binstubs as those parallelized tests will share data and/or loose some information. There are some issues about this on GitHub and there is a...
...or when you accidentally interact with the browser frame. This will result in flickering tests, which are "randomly" red and green. In fact, this behavior is not random at all...
...better understanding of Selenium focus issues, and what you can do to get your test suite stable again. Preventing accidental interaction with the Selenium window When Selenium windows steal your...
Consider this class: class Foo private def test puts "Hello" end end While you can say create a block to call that method (using ampersand and colon) on Ruby...
...Foo.new.tap(&:test) Hello => # ... you cannot do that on Ruby 1.9 or 2.0: 1.9.3 > Foo.new.tap(&:test) NoMethodError: private method `test' called for # ^ 2.0.0 > Foo.new.tap(&:test) NoMethodError: private method `test' called for...
...subsequent ESR releases overlap for three months. This way enterprises have a quarter to test the new version and migrate their clients...
...behavior, not give you a safe string in the end (see below). Example def test(input) input.gsub /(f)/ do puts $1 'b' end end >> test('foo') f => "boo"
...you don't need to check the input of hidden fields in an integration test. But e.g. waiting for a datepicker library to write the expected value to this field...
...before continuing the test, which prevents flaky tests, is a valid use case...
...not to include 3 Applications Tip This can be used to test for exclusion of multiple values all at once...
A convenient way to test SNS Subscription Filter Policies is using an email address as the subscription endpoint. However, for this to work when the filter is applied to the...
...and check if your application responds and everything looks okay. Run your application's tests...
...files from the dist folder, which is most often <ES6 javascript. 9. Achieve green tests. 10. Check if postcss, uglifier, babel and other compilers work for production. This can be...
...Specs with --backtrace option Run Cucumber features (with Geordi's --debug option) When all tests are green, look through your Gemfile and remove as many version constraints as possible.
Update rspec to '< 2' Lock haml to '= 3.1.7' Unlock andand Unlock rake Lock test-unit to '= 1.2.3' Lock database_cleaner to '< 1.3' Lock cucumber to '< 2'
Note: This technique is confusing and slows down your test suite. Copy the attached code to features/support. This gets you a new Cucumber tag @no_parallel which ensures that the...
...scenarios not tagged will @no_parallel can still run in parallel with the tagged test. Please read the previous sentence again. This can help when multiple test processes that access...
...Angular app employs uiRouter, although it is not used nor actually required for this test. Working test setup # Capitalized expressions are intended to be replaced with YOUR values describe 'SERVICE...
...httpBackend.verifyNoOutstandingExpectation() @$httpBackend.verifyNoOutstandingRequest() describe 'FUNCTION()', -> it 'does something', -> # Maybe some code here # Call function under test (triggers API request, which will be intercepted) @SERVICE.FUNCTION()
...do something before request is answered
You know that Devise offers RSpec test helpers for controller specs. However, in request specs, they will not work. Here is a solution for request specs, adapted from the Devise...
...wiki. We will simply use Warden's test helpers -- you probably already load them for your Cucumber tests. First, we define sign_in and sign_out methods. These will behave...
...the service and get this error message instead: nginx: [emerg] could not build the test_types_hash, you should increase test_types_hash_bucket_size: 64 nginx: configuration file /etc/nginx/nginx.conf...
Option 1: Use gzip_types *; If you don't care about which MIME type gets the gzip handling, just tell nginx that any MIME type should be gziped...