mutant

https://github.com/mbj/mutant

Ruby

Automated code reviews via mutation testing - semantic code coverage.

Mutant::Mutator#new?

Test if generated object is not guarded from emitting

Source | Google | Stack overflow

Edit

git clone [email protected]:mbj/mutant.git
cd mutant
open lib/mutant/mutator.rb

Contribute

# Make a new branch
git checkout -b -your-name--update-docs-Mutant--Mutator-new--for-pr

# Commit to git
git add lib/mutant/mutator.rbgit commit -m "better docs for Mutant::Mutator#new?"

# Open pull request
gem install hub # on a mac you can `brew install hub`
hub fork
git push <your name> -your-name--update-docs-Mutant--Mutator-new--for-pr
hub pull-request

# Celebrate!