rspec-rails

https://github.com/rspec/rspec-rails

Ruby

RSpec for Rails 5+

RSpec::Rails::ViewSpecMethods.add_to

Adds methods `extra_params=` and `extra_params` to the indicated class.
When class is `::ActionView::TestCase::TestController`, these methods
are exposed in view specs on the `controller` object.

Source | Google | Stack overflow

Edit

git clone [email protected]:rspec/rspec-rails.git

cd rspec-rails

open lib/rspec/rails/view_spec_methods.rb

Contribute

# Make a new branch

git checkout -b -your-name--update-docs-RSpec--Rails--ViewSpecMethods-add_to-for-pr

# Commit to git

git add lib/rspec/rails/view_spec_methods.rbgit commit -m "better docs for RSpec::Rails::ViewSpecMethods.add_to"

# Open pull request

gem install hub # on a mac you can `brew install hub`

hub fork

git push <your name> -your-name--update-docs-RSpec--Rails--ViewSpecMethods-add_to-for-pr

hub pull-request

# Celebrate!