Sometimes you need to access a dev server running on localhost from another machine that is not part of the...
RSpec Rails can automatically mix in different behaviors to your tests based on their type tag, for example enabling you...
Jasmine has spyOnProperty(), but it only works if the property is implemented using getter and setter functions. This is a...
Jasmine is a great way to unit test your JavaScript components without writing an expensive end-to-end test for...
A flaky test is a test that is often green, but sometimes red. It may only fail on some PCs...
If you want Sidekiq to be able to talk to Redis on staging and production servers, you need to add...
Basic validations Read the Rails Guide on ActiveRecord Validations. You should have an overview which kinds of validations are built...
Within development and test environments, Rails is usually configured to show a detailed debug page instead of 404s. However, there...
This RailsCast demonstrated a very convenient method to activate VCR for a spec by simply tagging it with :vcr.
RSpec is smart when using the include-matcher in combination with .not_to. One could assume that .not_to include...
We are using Spring in our tests for sequential test execution but not for parallel test execution. And Rails requires...
Our gem spreewald supports a few helpers for development. In case you notice errors in your Cucumber tests, you might...
If you have a flaky command you can use the nick-invision/retry to re-try a failing command, optionally...
Accessing other repositories in Gitlab CI is not straight forward, since the access rights of the current pipeline might not...
Capybara added a deprecation warning in version 3.35.3 (version from 2019) that shows up if your selector is not of...
6.0.0 2021-06-02 Compatible changes geordi commit will continue even if one of the given projects is inaccessible. It...
When testing JavaScript functionality in Selenium (E2E), you may need to access a class or function inside of a evaluate...
I encountered a unlucky behavior of byebug 11.1.3 (the most recent version at time of writing) when using it with...
rspec >= 3.1 brings a method and_wrap_original. It seems a bit complicated at first, but there are use cases...
Webpack builds can take a long time, so we only want to compile when needed. This card shows what will...
Use rules to include or exclude jobs in pipelines. Rules are evaluated in order until the first match. When a...
Generate a password htpasswd -Bn firstname.lastname This will ask you for a password and use bcrypt (-B, more secure) and...
We prefer to run our end-to-end tests with headless Chrome. While it's a very stable solution overall...
When your Rails application server raises error, Capybara will fail your test when it clears the session after the last...