rspec-rails

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

Ruby

RSpec for Rails 5+

RSpec::Rails::Matchers#be_valid

Passes if the given model instance's `valid?` method is true, meaning
all of the `ActiveModel::Validations` passed and no errors exist. If a
message is not given, a default message is shown listing each error.

Source | Google | Stack overflow

Edit

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

cd rspec-rails

open lib/rspec/rails/matchers/be_valid.rb

Contribute

# Make a new branch

git checkout -b -your-name--update-docs-RSpec--Rails--Matchers-be_valid-for-pr

# Commit to git

git add lib/rspec/rails/matchers/be_valid.rbgit commit -m "better docs for RSpec::Rails::Matchers#be_valid"

# 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--Matchers-be_valid-for-pr

hub pull-request

# Celebrate!