Lookbook Visual Tester

This gem was built to serve as a lookbook regression tester, getting prints from previews, comparing them and generating a report of differences.

• Perform visual regression testing on changes.
• Integrate seamlessly with your Lookbook previews.
• Automatically generate image differences.
• Simplify debugging and quality checks.
• Very useful for AI coding (e.g. aider, etc.)

Tested on linux. A couple of changes to work on mac, etc. You will need tools like xclip, imagemagick

For Ubuntu-based systems, install the necessary dependencies by running:

sudo apt-get install xclip imagemagick

Install the gem and add to the application's Gemfile by executing:

bundle add lookbook_visual_tester

If bundler is not being used to manage dependencies, install the gem by executing:

gem install lookbook_visual_tester

To run everything bundle exec rake lookbook_visual_tester:run LOOKBOOK_HOST=https://localhost:5000

When installed this gem gets your changes and generates

After checking out the repo, run bin/setup to install dependencies. Then, run rake test to run the tests. You can also run bin/console for an interactive prompt that will allow you to experiment.

To install this gem onto your local machine, run bundle exec rake install. To release a new version, update the version number in version.rb, and then run bundle exec rake release, which will create a git tag for the version, push git commits and the created tag, and push the .gem file to rubygems.org.

Bug reports and pull requests are welcome on GitHub at https://github.com/muriloime/lookbook_visual_tester. This project is intended to be a safe, welcoming space for collaboration, and contributors are expected to adhere to the code of conduct.

Generate artifacts for changelog :

git log --pretty=format:"%h %ad | %s [%an]" --date=short --no-merges --name-only | xclip -selection clipboard

Update changelog rake realease

Everyone interacting in the LookbookVisualTester project's codebases, issue trackers, chat rooms and mailing lists is expected to follow the code of conduct.