tl;dr When a cookie includes an Expires attribute or an HTTP response includes caching headers like Expires or Cache...
In FactoryBot factories, Rails' file_fixture is not available by default. To enable it, include a support module from rspec...
Some key highlights and points from the linked article TestProf II: Factory therapy for your Ruby tests. The Problem with...
Slow test suites are a major pain point in projects, often due to RSpec and FactoryBot. Although minitest and fixtures...
If a Cucumber run deletes your application directory, an integration fail between Capybara and Capybara Screenshot may be the cause...
While the main goal always is to prevent long-running queries in the first place, automatic timeouts can serve as...
When handling nested hashes the RSpec output is often hard to read. Here the gem super_diff could help.
The ActiveSupport::BroadcastLogger allows you to log to multiple sinks. You know this behavior from from the rails server command...
Starting with ChromeDriver 127, if your application displays a beforeunload confirmation dialog, ChromeDriver will immediately close it. In consequence, any...
You can improve your LIKE / ILIKE search queries in PostgreSQL by adding a GIN index with an operate class ("opclass...
Recently I needed to benchmark an Active Record query for performance measurements. I wrote a small script that runs each...
With this command you can run all the spec files which have been edited or added in the current branch...
testing-library are widely used testing utilities libraries for javascript dependent frontend testing. The main utilities provided are query methods...
Whenever you have to deal with randomness in a jasmine test there are some spy strategies to help you out...
Sometimes you want to write a test for a business rule that's based on multiple variables. In your goal...
tl;dr To adjust code templates in RubyMine, navigate to Settings -> Editor -> File and Code Templates. Example You can navigate...
Modern JavaScript includes Intl.NumberFormat to format numbers in different formats and locales. In this card, we describe a wrapper for...
You might know a few examples, where you configure some library via a block. One example is the Rails configuration...
This cards describes an example with a Github Client on how to keep your Rails application more maintainable by extracting...
Fresh Chrome installations now show a "Choose your search engine" popup in Europe. This might make your Cucumber tests fail...
When you mocked method calls in RSpec, they are mocked until the end of a spec, or until you explicitly...
As we're switching from PT to Linear, I've updated the existing bash script to work for commits that...
If an view spec crashes due to undefined helper methods, you can enable this option: # config/application.rb config.action_controller.include_all_helpers = true...
Raising errors for required and permitted attributes makes it easier to find errors in your application during development and in...