path_params_key_type.rb

# frozen_string_literal: true

require "bundler/inline"

gemfile(true) do
  source "https://rubygems.org"

  git_source(:github) { |repo| "https://github.com/#{repo}.git" }

  gem "rails", github: "rails/rails"
end

require "action_controller/railtie"

class TestApp < Rails::Application
  config.root = __dir__
  config.hosts << "example.org"
  secrets.secret_key_base = "secret_key_base"

  config.logger = Logger.new($stdout)
  Rails.logger  = config.logger

  routes.draw do
    get "(:locale)/demo" => "test#demo"
  end
end

class TestController < ActionController::Base
  include Rails.application.routes.url_helpers

  def demo
    locale = request.path_parameters[:locale]
    render plain: "locale=#{locale}"
  end
end

require "minitest/autorun"
require 'rails/test_help'

class TestControllerTest < ActionController::TestCase

  def test_html_returns_correct
    get :demo, params: {locale: "en"}
    Rails.logger.warn "\n>> HTML: request.path_parameters[\"locale\"] = #{request.path_parameters["locale"]}\n" +
                      ">> HTML: request.path_parameters[:locale]  = #{request.path_parameters[:locale]}\n"
    assert_equal "locale=en", response.body
  end

  def test_json_returns_correct
    get :demo, params: {locale: "en"}, format: :json
    Rails.logger.warn "\n>> JSON: request.path_parameters[\"locale\"] = #{request.path_parameters["locale"]}\n" +
                      ">> JSON: request.path_parameters[:locale]  = #{request.path_parameters[:locale]}\n"
    assert_equal "locale=en", response.body
  end
end