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Rails 6 + Shoulda matchers + minitest-matchers_vaccine
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gem install rails -v 6.0.0.beta3 | |
rails _6.0.0.beta3_ new shoulda-matchers_test | |
bin/rails g scaffold User username:string | |
rails db:migrate RAILS_ENV=test | |
# Add the following gems to the test group | |
gem 'shoulda-matchers', git: 'https://github.com/thoughtbot/shoulda-matchers.git' # Required for Rails 6 (https://github.com/thoughtbot/shoulda-matchers/pull/1193) | |
gem 'minitest-matchers_vaccine' | |
# Add some validation to the user model, see user.rb | |
# Update the user test, see user_test.rb | |
bin/rails test test/models/user_test.rb # Fails because of an "undefined method `validate_presence_of'" | |
# Uncomment the fourth line in user_test.rb to include the ActiveModel matchers manually. | |
bin/rails test test/models/user_test.rb # Success |
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class User < ApplicationRecord | |
validates :username, presence: true | |
end |
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require 'test_helper' | |
class UserTest < ActiveSupport::TestCase | |
# include Shoulda::Matchers::ActiveModel | |
setup do | |
@subject = User.new | |
end | |
test 'validations and associations' do | |
must validate_presence_of(:username) | |
end | |
end |
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