TestDiff
Gem that attempts to find the tests that are required to run for the changes you have made.
Project requirements
- RSpec 2+
- project tracked with git
Installation
Add this line to your application's Gemfile:
gem 'test_diff', group: :test
And then execute:
$ bundle
Rails Setup
If eager_load
is enabled in config/environments/test.rb
, disable it based on ENV['TEST_DIFF_COVERAGE']
EG:
config.eager_load = ENV['TEST_DIFF_COVERAGE'].blank?
Also make sure to disable simple_cov
if you use it when ENV['TEST_DIFF_COVERAGE']
is set
EG:
unless ENV['TEST_DIFF_COVERAGE']
require 'simplecov'
SimpleCov.start 'rails'
end
Usage
Building the test coverage index (run once a day on your main branch)
$ test_diff build_coverage spec/spec_helper.rb
$ # part here to upload test_diff_coverage to a shared space, ie aws
Running a test difference (after commit on your separate branch)
$ # part here to download test_diff_coverage from shared space, ie aws
$ test_diff rspec
Updating the test coverage index (after separate branch merge into main branch)
$ # part here to download test_diff_coverage from shared space, ie aws
$ test_diff build_coverage_diff spec/spec_helper.rb
$ # part here to upload test_diff_coverage to a shared space, ie aws
Development
After checking out the repo, run bin/setup
to install dependencies. Then, 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
to create a git tag for the version, push git commits and tags, and push the .gem
file to rubygems.org.
Contributing
- Fork it ( https://github.com/[my-github-username]/test_diff/fork )
- Create your feature branch (
git checkout -b my-new-feature
) - Commit your changes (
git commit -am 'Add some feature'
) - Push to the branch (
git push origin my-new-feature
) - Create a new Pull Request