Rakefile

# Rakefile
require 'bundler/setup'

desc 'Run Test Kitchen integration tests'
namespace :integration do
  # Gets a collection of instances.
  #
  # @param regexp [String] regular expression to match against instance names.
  # @param config [Hash] configuration values for the `Kitchen::Config` class.
  # @return [Collection<Instance>] all instances.
  def kitchen_instances(regexp, config)
    instances = Kitchen::Config.new(config).instances
    return instances if regexp.nil? || regexp == 'all'
    instances.get_all(Regexp.new(regexp))
  end

  # Runs a test kitchen action against some instances.
  #
  # @param action [String] kitchen action to run (defaults to `'test'`).
  # @param regexp [String] regular expression to match against instance names.
  # @param loader_config [Hash] loader configuration options.
  # @return void
  def run_kitchen(action, regexp, loader_config = {})
    action = 'test' if action.nil?
    require 'kitchen'
    Kitchen.logger = Kitchen.default_file_logger
    config = { loader: Kitchen::Loader::YAML.new(loader_config) }
    kitchen_instances(regexp, config).each { |i| i.send(action) }
  end

  desc 'Run integration tests with kitchen-docker'
  task :docker, [:regexp, :action] do |_t, args|
    run_kitchen(args.action, args.regexp, local_config: '.kitchen.yml')
  end
end