require "isolation/abstract_unit" module ApplicationTests class PathsTest < Test::Unit::TestCase include ActiveSupport::Testing::Isolation def setup build_app boot_rails FileUtils.rm_rf("#{app_path}/config/environments") app_file "config/environments/development.rb", "" add_to_config <<-RUBY config.root = "#{app_path}" config.after_initialize do |app| app.config.session_store nil end RUBY use_frameworks [:action_controller, :action_view, :action_mailer, :active_record] require "#{app_path}/config/environment" @paths = Rails.application.config.paths end def root(*path) app_path(*path).to_s end def assert_path(paths, *dir) assert_equal [root(*dir)], paths.paths end def assert_in_load_path(*path) assert $:.any? { |p| File.expand_path(p) == root(*path) }, "Load path does not include '#{root(*path)}'. They are:\n-----\n #{$:.join("\n")}\n-----" end def assert_not_in_load_path(*path) assert !$:.any? { |p| File.expand_path(p) == root(*path) }, "Load path includes '#{root(*path)}'. They are:\n-----\n #{$:.join("\n")}\n-----" end test "booting up Rails yields a valid paths object" do assert_path @paths.app.models, "app", "models" assert_path @paths.app.metals, "app", "metal" assert_path @paths.app.helpers, "app", "helpers" assert_path @paths.app.views, "app", "views" assert_path @paths.lib, "lib" assert_path @paths.vendor, "vendor" assert_path @paths.vendor.plugins, "vendor", "plugins" assert_path @paths.tmp, "tmp" assert_path @paths.tmp.cache, "tmp", "cache" assert_path @paths.config, "config" assert_path @paths.config.locales, "config", "locales", "en.yml" assert_path @paths.config.environment, "config", "environment.rb" assert_path @paths.config.environments, "config", "environments", "development.rb" assert_equal root("app", "controllers"), @paths.app.controllers.to_a.first end test "booting up Rails yields a list of paths that are eager" do eager_load = @paths.eager_load assert eager_load.include?(root("app/controllers")) assert eager_load.include?(root("app/helpers")) assert eager_load.include?(root("app/models")) end test "environments has a glob equal to the current environment" do assert_equal "#{Rails.env}.rb", @paths.config.environments.glob end test "load path includes each of the paths in config.paths as long as the directories exist" do assert_in_load_path "app", "controllers" assert_in_load_path "app", "models" assert_in_load_path "app", "helpers" assert_in_load_path "lib" assert_in_load_path "vendor" assert_not_in_load_path "app", "views" assert_not_in_load_path "app", "metal" assert_not_in_load_path "config" assert_not_in_load_path "config", "locales" assert_not_in_load_path "config", "environments" assert_not_in_load_path "tmp" assert_not_in_load_path "tmp", "cache" end end end