# frozen_string_literal: true require "isolation/abstract_unit" require "rack/test" require "env_helpers" require "set" class ::MyMailInterceptor def self.delivering_email(email); email; end end class ::MyOtherMailInterceptor < ::MyMailInterceptor; end class ::MyPreviewMailInterceptor def self.previewing_email(email); email; end end class ::MyOtherPreviewMailInterceptor < ::MyPreviewMailInterceptor; end class ::MyMailObserver def self.delivered_email(email); email; end end class ::MyOtherMailObserver < ::MyMailObserver; end module ApplicationTests class ConfigurationTest < ActiveSupport::TestCase include ActiveSupport::Testing::Isolation include Rack::Test::Methods include EnvHelpers def new_app File.expand_path("#{app_path}/../new_app") end def copy_app FileUtils.cp_r(app_path, new_app) end def app(env = "development") @app ||= begin ENV["RAILS_ENV"] = env require "#{app_path}/config/environment" Rails.application ensure ENV.delete "RAILS_ENV" end end def switch_development_hosts_to(*hosts) old_development_hosts = ENV["RAILS_DEVELOPMENT_HOSTS"] ENV["RAILS_DEVELOPMENT_HOSTS"] = hosts.join(",") yield ensure ENV["RAILS_DEVELOPMENT_HOSTS"] = old_development_hosts end def setup build_app suppress_default_config end def teardown teardown_app FileUtils.rm_rf(new_app) if File.directory?(new_app) end def suppress_default_config FileUtils.mv("#{app_path}/config/environments", "#{app_path}/config/__environments__") end def restore_default_config FileUtils.rm_rf("#{app_path}/config/environments") FileUtils.mv("#{app_path}/config/__environments__", "#{app_path}/config/environments") end test "Rails.env does not set the RAILS_ENV environment variable which would leak out into rake tasks" do require "rails" switch_env "RAILS_ENV", nil do Rails.env = "development" assert_equal "development", Rails.env assert_nil ENV["RAILS_ENV"] end end test "Rails.env falls back to development if RAILS_ENV is blank and RACK_ENV is nil" do with_rails_env("") do assert_equal "development", Rails.env end end test "Rails.env falls back to development if RACK_ENV is blank and RAILS_ENV is nil" do with_rack_env("") do assert_equal "development", Rails.env end end test "By default logs tags are not set in development" do restore_default_config with_rails_env "development" do app "development" assert_predicate Rails.application.config.log_tags, :blank? end end test "By default logs are tagged with :request_id in production" do restore_default_config with_rails_env "production" do app "production" assert_equal [:request_id], Rails.application.config.log_tags end end test "lib dir is on LOAD_PATH during config" do app_file "lib/my_logger.rb", <<-RUBY require "logger" class MyLogger < ::Logger end RUBY add_to_top_of_config <<-RUBY require "my_logger" config.logger = MyLogger.new STDOUT RUBY app "development" assert_equal "MyLogger", Rails.application.config.logger.class.name end test "raises an error if cache does not support recyclable cache keys" do build_app(initializers: true) add_to_env_config "production", "config.cache_store = Class.new {}.new" add_to_env_config "production", "config.active_record.cache_versioning = true" error = assert_raise(RuntimeError) do app "production" end assert_match(/You're using a cache/, error.message) end test "a renders exception on pending migration" do add_to_config <<-RUBY config.active_record.migration_error = :page_load config.consider_all_requests_local = true config.action_dispatch.show_exceptions = true RUBY app_file "db/migrate/20140708012246_create_user.rb", <<-RUBY class CreateUser < ActiveRecord::Migration::Current def change create_table :users end end RUBY app "development" begin ActiveRecord::Migrator.migrations_paths = ["#{app_path}/db/migrate"] get "/foo" assert_equal 500, last_response.status assert_match "ActiveRecord::PendingMigrationError", last_response.body assert_changes -> { File.exist?(File.join(app_path, "db", "schema.rb")) }, from: false, to: true do output = capture(:stdout) do post "/rails/actions", { error: "ActiveRecord::PendingMigrationError", action: "Run pending migrations", location: "/foo" } end assert_match(/\d{14}\s+CreateUser/, output) end assert_equal 302, last_response.status get "/foo" assert_equal 404, last_response.status ensure ActiveRecord::Migrator.migrations_paths = nil end end test "Rails.groups returns available groups" do require "rails" Rails.env = "development" assert_equal [:default, "development"], Rails.groups assert_equal [:default, "development", :assets], Rails.groups(assets: [:development]) assert_equal [:default, "development", :another, :assets], Rails.groups(:another, assets: %w(development)) Rails.env = "test" assert_equal [:default, "test"], Rails.groups(assets: [:development]) ENV["RAILS_GROUPS"] = "javascripts,stylesheets" assert_equal [:default, "test", "javascripts", "stylesheets"], Rails.groups end test "Rails.application is nil until app is initialized" do require "rails" assert_nil Rails.application app "development" assert_equal AppTemplate::Application.instance, Rails.application end test "Rails.application responds to all instance methods" do app "development" assert_equal Rails.application.routes_reloader, AppTemplate::Application.routes_reloader end test "Rails::Application responds to paths" do app "development" assert_equal ["#{app_path}/app/views"], AppTemplate::Application.paths["app/views"].expanded end test "the application root is set correctly" do app "development" assert_equal Pathname.new(app_path), Rails.application.root end test "the application root can be seen from the application singleton" do app "development" assert_equal Pathname.new(app_path), AppTemplate::Application.root end test "the application root can be set" do copy_app add_to_config <<-RUBY config.root = '#{new_app}' RUBY use_frameworks [] app "development" assert_equal Pathname.new(new_app), Rails.application.root end test "the application root is Dir.pwd if there is no config.ru" do File.delete("#{app_path}/config.ru") use_frameworks [] Dir.chdir("#{app_path}") do app "development" assert_equal Pathname.new("#{app_path}"), Rails.application.root end end test "Rails.root should be a Pathname" do add_to_config <<-RUBY config.root = "#{app_path}" RUBY app "development" assert_instance_of Pathname, Rails.root end test "Rails.public_path should be a Pathname" do add_to_config <<-RUBY config.paths["public"] = "somewhere" RUBY app "development" assert_instance_of Pathname, Rails.public_path end test "does not eager load controller actions in development" do app_file "app/controllers/posts_controller.rb", <<-RUBY class PostsController < ActionController::Base def index;end def show;end end RUBY app "development" assert_nil PostsController.instance_variable_get(:@action_methods) end test "eager loads controller actions in production" do app_file "app/controllers/posts_controller.rb", <<-RUBY class PostsController < ActionController::Base def index;end def show;end end RUBY add_to_config <<-RUBY config.eager_load = true config.cache_classes = true RUBY app "production" assert_equal %w(index show).to_set, PostsController.instance_variable_get(:@action_methods) end test "does not eager load mailer actions in development" do app_file "app/mailers/posts_mailer.rb", <<-RUBY class PostsMailer < ActionMailer::Base def noop_email;end end RUBY app "development" assert_nil PostsMailer.instance_variable_get(:@action_methods) end test "eager loads mailer actions in production" do app_file "app/mailers/posts_mailer.rb", <<-RUBY class PostsMailer < ActionMailer::Base def noop_email;end end RUBY add_to_config <<-RUBY config.eager_load = true config.cache_classes = true RUBY app "production" assert_equal %w(noop_email).to_set, PostsMailer.instance_variable_get(:@action_methods) end test "does not eager load attribute methods in development" do app_file "app/models/post.rb", <<-RUBY class Post < ActiveRecord::Base end RUBY app_file "config/initializers/active_record.rb", <<-RUBY ActiveRecord::Base.establish_connection(adapter: "sqlite3", database: ":memory:") ActiveRecord::Migration.verbose = false ActiveRecord::Schema.define(version: 1) do create_table :posts do |t| t.string :title end end RUBY app "development" assert_not_includes Post.instance_methods, :title end test "does not eager load attribute methods in production when the schema cache is empty" do app_file "app/models/post.rb", <<-RUBY class Post < ActiveRecord::Base end RUBY app_file "config/initializers/active_record.rb", <<-RUBY ActiveRecord::Base.establish_connection(adapter: "sqlite3", database: ":memory:") ActiveRecord::Migration.verbose = false ActiveRecord::Schema.define(version: 1) do create_table :posts do |t| t.string :title end end RUBY add_to_config <<-RUBY config.eager_load = true config.cache_classes = true RUBY app "production" assert_not_includes Post.instance_methods, :title end test "eager loads attribute methods in production when the schema cache is populated" do app_file "app/models/post.rb", <<-RUBY class Post < ActiveRecord::Base end RUBY app_file "config/initializers/active_record.rb", <<-RUBY ActiveRecord::Base.establish_connection(adapter: "sqlite3", database: ":memory:") ActiveRecord::Migration.verbose = false ActiveRecord::Schema.define(version: 1) do create_table :posts do |t| t.string :title end end RUBY add_to_config <<-RUBY config.eager_load = true config.cache_classes = true RUBY app_file "config/initializers/schema_cache.rb", <<-RUBY ActiveRecord::Base.connection.schema_cache.add("posts") RUBY app "production" assert_includes Post.instance_methods, :title end test "does not attempt to eager load attribute methods for models that aren't connected" do app_file "app/models/post.rb", <<-RUBY class Post < ActiveRecord::Base end RUBY app_file "config/initializers/active_record.rb", <<-RUBY ActiveRecord::Base.establish_connection(adapter: "sqlite3", database: ":memory:") ActiveRecord::Migration.verbose = false ActiveRecord::Schema.define(version: 1) do create_table :posts do |t| t.string :title end end RUBY add_to_config <<-RUBY config.eager_load = true config.cache_classes = true RUBY app_file "app/models/comment.rb", <<-RUBY class Comment < ActiveRecord::Base establish_connection(adapter: "mysql2", database: "does_not_exist") end RUBY assert_nothing_raised do app "production" end end test "initialize an eager loaded, cache classes app" do add_to_config <<-RUBY config.eager_load = true config.cache_classes = true RUBY app "development" assert_equal :require, ActiveSupport::Dependencies.mechanism end test "application is always added to eager_load namespaces" do app "development" assert_includes Rails.application.config.eager_load_namespaces, AppTemplate::Application end test "the application can be eager loaded even when there are no frameworks" do FileUtils.rm_rf("#{app_path}/app/jobs/application_job.rb") FileUtils.rm_rf("#{app_path}/app/models/application_record.rb") FileUtils.rm_rf("#{app_path}/app/mailers/application_mailer.rb") FileUtils.rm_rf("#{app_path}/config/environments") add_to_config <<-RUBY config.eager_load = true config.cache_classes = true RUBY use_frameworks [] assert_nothing_raised do app "development" end end test "filter_parameters should be able to set via config.filter_parameters" do add_to_config <<-RUBY config.filter_parameters += [ :foo, 'bar', lambda { |key, value| value.reverse! if /baz/.match?(key) }] RUBY assert_nothing_raised do app "development" end end test "filter_parameters should be able to set via config.filter_parameters in an initializer" do app_file "config/initializers/filter_parameters_logging.rb", <<-RUBY Rails.application.config.filter_parameters += [ :password, :foo, 'bar' ] RUBY app "development" assert_equal [:password, :foo, "bar"], Rails.application.env_config["action_dispatch.parameter_filter"] end test "config.to_prepare is forwarded to ActionDispatch" do $prepared = false add_to_config <<-RUBY config.to_prepare do $prepared = true end RUBY assert_not $prepared app "development" get "/" assert $prepared end def assert_utf8 assert_equal Encoding::UTF_8, Encoding.default_external assert_equal Encoding::UTF_8, Encoding.default_internal end test "skipping config.encoding still results in 'utf-8' as the default" do app "development" assert_utf8 end test "config.encoding sets the default encoding" do add_to_config <<-RUBY config.encoding = "utf-8" RUBY app "development" assert_utf8 end test "config.paths.public sets Rails.public_path" do add_to_config <<-RUBY config.paths["public"] = "somewhere" RUBY app "development" assert_equal Pathname.new(app_path).join("somewhere"), Rails.public_path end test "In production mode, config.public_file_server.enabled is off by default" do restore_default_config with_rails_env "production" do app "production" assert_not app.config.public_file_server.enabled end end test "In production mode, config.public_file_server.enabled is enabled when RAILS_SERVE_STATIC_FILES is set" do restore_default_config with_rails_env "production" do switch_env "RAILS_SERVE_STATIC_FILES", "1" do app "production" assert app.config.public_file_server.enabled end end end test "In production mode, STDOUT logging is enabled when RAILS_LOG_TO_STDOUT is set" do restore_default_config with_rails_env "production" do switch_env "RAILS_LOG_TO_STDOUT", "1" do app "production" assert ActiveSupport::Logger.logger_outputs_to?(app.config.logger, STDOUT) end end end test "In production mode, config.public_file_server.enabled is disabled when RAILS_SERVE_STATIC_FILES is blank" do restore_default_config with_rails_env "production" do switch_env "RAILS_SERVE_STATIC_FILES", " " do app "production" assert_not app.config.public_file_server.enabled end end end test "Use key_generator when secret_key_base is set" do make_basic_app do |application| application.secrets.secret_key_base = "b3c631c314c0bbca50c1b2843150fe33" application.config.session_store :disabled end class ::OmgController < ActionController::Base def index cookies.signed[:some_key] = "some_value" render plain: cookies[:some_key] end end get "/" secret = app.key_generator.generate_key("signed cookie") verifier = ActiveSupport::MessageVerifier.new(secret) assert_equal "some_value", verifier.verify(last_response.body) end test "application verifier can be used in the entire application" do make_basic_app do |application| application.secrets.secret_key_base = "b3c631c314c0bbca50c1b2843150fe33" application.config.session_store :disabled end message = app.message_verifier(:sensitive_value).generate("some_value") assert_equal "some_value", Rails.application.message_verifier(:sensitive_value).verify(message) secret = app.key_generator.generate_key("sensitive_value") verifier = ActiveSupport::MessageVerifier.new(secret) assert_equal "some_value", verifier.verify(message) end test "application will generate secret_key_base in tmp file if blank in development" do app_file "config/initializers/secret_token.rb", <<-RUBY Rails.application.credentials.secret_key_base = nil RUBY # For test that works even if tmp dir does not exist. Dir.chdir(app_path) { FileUtils.remove_dir("tmp") } app "development" assert_not_nil app.secrets.secret_key_base assert File.exist?(app_path("tmp/development_secret.txt")) end test "application will not generate secret_key_base in tmp file if blank in production" do app_file "config/initializers/secret_token.rb", <<-RUBY Rails.application.credentials.secret_key_base = nil RUBY assert_raises ArgumentError do app "production" end end test "raises when secret_key_base is blank" do app_file "config/initializers/secret_token.rb", <<-RUBY Rails.application.credentials.secret_key_base = nil RUBY error = assert_raise(ArgumentError) do app "production" end assert_match(/Missing `secret_key_base`./, error.message) end test "raise when secret_key_base is not a type of string" do add_to_config <<-RUBY Rails.application.credentials.secret_key_base = 123 RUBY assert_raise(ArgumentError) do app "production" end end test "application verifier can build different verifiers" do make_basic_app do |application| application.config.session_store :disabled end default_verifier = app.message_verifier(:sensitive_value) text_verifier = app.message_verifier(:text) message = text_verifier.generate("some_value") assert_equal "some_value", text_verifier.verify(message) assert_raises ActiveSupport::MessageVerifier::InvalidSignature do default_verifier.verify(message) end assert_equal default_verifier.object_id, app.message_verifier(:sensitive_value).object_id assert_not_equal default_verifier.object_id, text_verifier.object_id end test "secrets.secret_key_base is used when config/secrets.yml is present" do app_file "config/secrets.yml", <<-YAML development: secret_key_base: 3b7cd727ee24e8444053437c36cc66c3 YAML app "development" assert_equal "3b7cd727ee24e8444053437c36cc66c3", app.secrets.secret_key_base assert_equal "3b7cd727ee24e8444053437c36cc66c3", app.secret_key_base end test "secret_key_base is copied from config to secrets when not set" do remove_file "config/secrets.yml" app_file "config/initializers/secret_token.rb", <<-RUBY Rails.application.config.secret_key_base = "3b7cd727ee24e8444053437c36cc66c3" RUBY app "development" assert_equal "3b7cd727ee24e8444053437c36cc66c3", app.secrets.secret_key_base end test "custom secrets saved in config/secrets.yml are loaded in app secrets" do app_file "config/secrets.yml", <<-YAML development: secret_key_base: 3b7cd727ee24e8444053437c36cc66c3 aws_access_key_id: myamazonaccesskeyid aws_secret_access_key: myamazonsecretaccesskey YAML app "development" assert_equal "myamazonaccesskeyid", app.secrets.aws_access_key_id assert_equal "myamazonsecretaccesskey", app.secrets.aws_secret_access_key end test "shared secrets saved in config/secrets.yml are loaded in app secrets" do app_file "config/secrets.yml", <<-YAML shared: api_key: 3b7cd727 YAML app "development" assert_equal "3b7cd727", app.secrets.api_key end test "shared secrets will yield to environment specific secrets" do app_file "config/secrets.yml", <<-YAML shared: api_key: 3b7cd727 development: api_key: abc12345 YAML app "development" assert_equal "abc12345", app.secrets.api_key end test "blank config/secrets.yml does not crash the loading process" do app_file "config/secrets.yml", <<-YAML YAML app "development" assert_nil app.secrets.not_defined end test "config.secret_key_base over-writes a blank secrets.secret_key_base" do app_file "config/initializers/secret_token.rb", <<-RUBY Rails.application.config.secret_key_base = "iaminallyoursecretkeybase" RUBY app_file "config/secrets.yml", <<-YAML development: secret_key_base: YAML app "development" assert_equal "iaminallyoursecretkeybase", app.secrets.secret_key_base end test "that nested keys are symbolized the same as parents for hashes more than one level deep" do app_file "config/secrets.yml", <<-YAML development: smtp_settings: address: "smtp.example.com" user_name: "postmaster@example.com" password: "697361616320736c6f616e2028656c6f7265737429" YAML app "development" assert_equal "697361616320736c6f616e2028656c6f7265737429", app.secrets.smtp_settings[:password] end test "require_master_key aborts app boot when missing key" do skip "can't run without fork" unless Process.respond_to?(:fork) remove_file "config/master.key" add_to_config "config.require_master_key = true" error = capture(:stderr) do Process.wait(Process.fork { app "development" }) end assert_equal 1, $?.exitstatus assert_match(/Missing.*RAILS_MASTER_KEY/, error) end test "credentials does not raise error when require_master_key is false and master key does not exist" do remove_file "config/master.key" add_to_config "config.require_master_key = false" app "development" assert_not app.credentials.secret_key_base end test "protect from forgery is the default in a new app" do make_basic_app class ::OmgController < ActionController::Base def index render inline: "<%= csrf_meta_tags %>" end end get "/" assert_match(/csrf-param/, last_response.body) end test "default form builder specified as a string" do app_file "config/initializers/form_builder.rb", <<-RUBY class CustomFormBuilder < ActionView::Helpers::FormBuilder def text_field(attribute, *args) label(attribute) + super(attribute, *args) end end Rails.configuration.action_view.default_form_builder = "CustomFormBuilder" RUBY app_file "app/models/post.rb", <<-RUBY class Post include ActiveModel::Model attr_accessor :name end RUBY app_file "app/controllers/posts_controller.rb", <<-RUBY class PostsController < ApplicationController def index render inline: "<%= begin; form_for(Post.new) {|f| f.text_field(:name)}; rescue => e; e.to_s; end %>" end end RUBY add_to_config <<-RUBY routes.prepend do resources :posts end RUBY app "development" get "/posts" assert_match(/label/, last_response.body) end test "form_with can be configured with form_with_generates_ids" do app_file "config/initializers/form_builder.rb", <<-RUBY Rails.configuration.action_view.form_with_generates_ids = false RUBY app_file "app/models/post.rb", <<-RUBY class Post include ActiveModel::Model attr_accessor :name end RUBY app_file "app/controllers/posts_controller.rb", <<-RUBY class PostsController < ApplicationController def index render inline: "<%= begin; form_with(model: Post.new) {|f| f.text_field(:name)}; rescue => e; e.to_s; end %>" end end RUBY add_to_config <<-RUBY routes.prepend do resources :posts end RUBY app "development" get "/posts" assert_no_match(/id=('|")post_name('|")/, last_response.body) end test "form_with outputs ids by default" do app_file "app/models/post.rb", <<-RUBY class Post include ActiveModel::Model attr_accessor :name end RUBY app_file "app/controllers/posts_controller.rb", <<-RUBY class PostsController < ApplicationController def index render inline: "<%= begin; form_with(model: Post.new) {|f| f.text_field(:name)}; rescue => e; e.to_s; end %>" end end RUBY add_to_config <<-RUBY routes.prepend do resources :posts end RUBY app "development" get "/posts" assert_match(/id=('|")post_name('|")/, last_response.body) end test "form_with can be configured with form_with_generates_remote_forms" do app_file "config/initializers/form_builder.rb", <<-RUBY Rails.configuration.action_view.form_with_generates_remote_forms = true RUBY app_file "app/models/post.rb", <<-RUBY class Post include ActiveModel::Model attr_accessor :name end RUBY app_file "app/controllers/posts_controller.rb", <<-RUBY class PostsController < ApplicationController def index render inline: "<%= begin; form_with(model: Post.new) {|f| f.text_field(:name)}; rescue => e; e.to_s; end %>" end end RUBY add_to_config <<-RUBY routes.prepend do resources :posts end RUBY app "development" get "/posts" assert_match(/data-remote/, last_response.body) end test "form_with generates non remote forms by default" do app_file "app/models/post.rb", <<-RUBY class Post include ActiveModel::Model attr_accessor :name end RUBY app_file "app/controllers/posts_controller.rb", <<-RUBY class PostsController < ApplicationController def index render inline: "<%= begin; form_with(model: Post.new) {|f| f.text_field(:name)}; rescue => e; e.to_s; end %>" end end RUBY add_to_config <<-RUBY routes.prepend do resources :posts end RUBY app "development" get "/posts" assert_no_match(/data-remote/, last_response.body) end test "default method for update can be changed" do app_file "app/models/post.rb", <<-RUBY class Post include ActiveModel::Model def to_key; [1]; end def persisted?; true; end end RUBY token = "cf50faa3fe97702ca1ae" app_file "app/controllers/posts_controller.rb", <<-RUBY class PostsController < ApplicationController def show render inline: "<%= begin; form_for(Post.new) {}; rescue => e; e.to_s; end %>" end def update render plain: "update" end private def form_authenticity_token(**); token; end # stub the authenticity token end RUBY add_to_config <<-RUBY routes.prepend do resources :posts end RUBY app "development" params = { authenticity_token: token } get "/posts/1" assert_match(/patch/, last_response.body) patch "/posts/1", params assert_match(/update/, last_response.body) patch "/posts/1", params assert_equal 200, last_response.status put "/posts/1", params assert_match(/update/, last_response.body) put "/posts/1", params assert_equal 200, last_response.status end test "request forgery token param can be changed" do make_basic_app do |application| application.config.action_controller.request_forgery_protection_token = "_xsrf_token_here" end class ::OmgController < ActionController::Base def index render inline: "<%= csrf_meta_tags %>" end end get "/" assert_match "_xsrf_token_here", last_response.body end test "sets ActionDispatch.test_app" do make_basic_app assert_equal Rails.application, ActionDispatch.test_app end test "sets ActionDispatch::Response.default_charset" do make_basic_app do |application| application.config.action_dispatch.default_charset = "utf-16" end assert_equal "utf-16", ActionDispatch::Response.default_charset end test "registers interceptors with ActionMailer" do add_to_config <<-RUBY config.action_mailer.interceptors = MyMailInterceptor RUBY app "development" require "mail" _ = ActionMailer::Base assert_equal [::MyMailInterceptor], ::Mail.class_variable_get(:@@delivery_interceptors) end test "registers multiple interceptors with ActionMailer" do add_to_config <<-RUBY config.action_mailer.interceptors = [MyMailInterceptor, "MyOtherMailInterceptor"] RUBY app "development" require "mail" _ = ActionMailer::Base assert_equal [::MyMailInterceptor, ::MyOtherMailInterceptor], ::Mail.class_variable_get(:@@delivery_interceptors) end test "registers preview interceptors with ActionMailer" do add_to_config <<-RUBY config.action_mailer.preview_interceptors = MyPreviewMailInterceptor RUBY app "development" require "mail" _ = ActionMailer::Base assert_equal [ActionMailer::InlinePreviewInterceptor, ::MyPreviewMailInterceptor], ActionMailer::Base.preview_interceptors end test "registers multiple preview interceptors with ActionMailer" do add_to_config <<-RUBY config.action_mailer.preview_interceptors = [MyPreviewMailInterceptor, "MyOtherPreviewMailInterceptor"] RUBY app "development" require "mail" _ = ActionMailer::Base assert_equal [ActionMailer::InlinePreviewInterceptor, MyPreviewMailInterceptor, MyOtherPreviewMailInterceptor], ActionMailer::Base.preview_interceptors end test "default preview interceptor can be removed" do app_file "config/initializers/preview_interceptors.rb", <<-RUBY ActionMailer::Base.preview_interceptors.delete(ActionMailer::InlinePreviewInterceptor) RUBY app "development" require "mail" _ = ActionMailer::Base assert_equal [], ActionMailer::Base.preview_interceptors end test "registers observers with ActionMailer" do add_to_config <<-RUBY config.action_mailer.observers = MyMailObserver RUBY app "development" require "mail" _ = ActionMailer::Base assert_equal [::MyMailObserver], ::Mail.class_variable_get(:@@delivery_notification_observers) end test "registers multiple observers with ActionMailer" do add_to_config <<-RUBY config.action_mailer.observers = [MyMailObserver, "MyOtherMailObserver"] RUBY app "development" require "mail" _ = ActionMailer::Base assert_equal [::MyMailObserver, ::MyOtherMailObserver], ::Mail.class_variable_get(:@@delivery_notification_observers) end test "allows setting the queue name for the ActionMailer::DeliveryJob" do add_to_config <<-RUBY config.action_mailer.deliver_later_queue_name = 'test_default' RUBY app "development" require "mail" _ = ActionMailer::Base assert_equal "test_default", ActionMailer::Base.class_variable_get(:@@deliver_later_queue_name) end test "ActionMailer::DeliveryJob queue name is :mailers without the Rails defaults" do remove_from_config '.*config\.load_defaults.*\n' app "development" require "mail" _ = ActionMailer::Base assert_equal :mailers, ActionMailer::Base.class_variable_get(:@@deliver_later_queue_name) end test "ActionMailer::DeliveryJob queue name is nil by default in 6.1" do remove_from_config '.*config\.load_defaults.*\n' add_to_config 'config.load_defaults "6.1"' app "development" require "mail" _ = ActionMailer::Base assert_nil ActionMailer::Base.class_variable_get(:@@deliver_later_queue_name) end test "valid timezone is setup correctly" do add_to_config <<-RUBY config.root = "#{app_path}" config.time_zone = "Wellington" RUBY app "development" assert_equal "Wellington", Rails.application.config.time_zone end test "raises when an invalid timezone is defined in the config" do add_to_config <<-RUBY config.root = "#{app_path}" config.time_zone = "That big hill over yonder hill" RUBY assert_raise(ArgumentError) do app "development" end end test "valid beginning of week is setup correctly" do add_to_config <<-RUBY config.root = "#{app_path}" config.beginning_of_week = :wednesday RUBY app "development" assert_equal :wednesday, Rails.application.config.beginning_of_week end test "raises when an invalid beginning of week is defined in the config" do add_to_config <<-RUBY config.root = "#{app_path}" config.beginning_of_week = :invalid RUBY assert_raise(ArgumentError) do app "development" end end test "autoloaders" do app "development" assert Rails.autoloaders.zeitwerk_enabled? assert_instance_of Zeitwerk::Loader, Rails.autoloaders.main assert_equal "rails.main", Rails.autoloaders.main.tag assert_instance_of Zeitwerk::Loader, Rails.autoloaders.once assert_equal "rails.once", Rails.autoloaders.once.tag assert_equal [Rails.autoloaders.main, Rails.autoloaders.once], Rails.autoloaders.to_a assert_equal ActiveSupport::Dependencies::ZeitwerkIntegration::Inflector, Rails.autoloaders.main.inflector assert_equal ActiveSupport::Dependencies::ZeitwerkIntegration::Inflector, Rails.autoloaders.once.inflector end test "config.action_view.cache_template_loading with cache_classes default" do add_to_config "config.cache_classes = true" app "development" require "action_view/base" assert_equal true, ActionView::Resolver.caching? end test "config.action_view.cache_template_loading without cache_classes default" do add_to_config "config.cache_classes = false" app "development" require "action_view/base" assert_equal false, ActionView::Resolver.caching? end test "config.action_view.cache_template_loading = false" do add_to_config <<-RUBY config.cache_classes = true config.action_view.cache_template_loading = false RUBY app "development" require "action_view/base" assert_equal false, ActionView::Resolver.caching? end test "config.action_view.cache_template_loading = true" do add_to_config <<-RUBY config.cache_classes = false config.action_view.cache_template_loading = true RUBY app "development" require "action_view/base" assert_equal true, ActionView::Resolver.caching? end test "config.action_view.cache_template_loading with cache_classes in an environment" do build_app(initializers: true) add_to_env_config "development", "config.cache_classes = false" # These requires are to emulate an engine loading Action View before the application require "action_view" require "action_view/railtie" require "action_view/base" app "development" assert_equal false, ActionView::Resolver.caching? end test "config.action_dispatch.show_exceptions is sent in env" do make_basic_app do |application| application.config.action_dispatch.show_exceptions = true end class ::OmgController < ActionController::Base def index render plain: request.env["action_dispatch.show_exceptions"] end end get "/" assert_equal "true", last_response.body end test "config.action_controller.wrap_parameters is set in ActionController::Base" do app_file "config/initializers/wrap_parameters.rb", <<-RUBY ActionController::Base.wrap_parameters format: [:json] RUBY app_file "app/models/post.rb", <<-RUBY class Post def self.attribute_names %w(title) end end RUBY app_file "app/controllers/application_controller.rb", <<-RUBY class ApplicationController < ActionController::Base protect_from_forgery with: :reset_session # as we are testing API here end RUBY app_file "app/controllers/posts_controller.rb", <<-RUBY class PostsController < ApplicationController def create render plain: params[:post].inspect end end RUBY add_to_config <<-RUBY routes.prepend do resources :posts end RUBY app "development" post "/posts.json", '{ "title": "foo", "name": "bar" }', "CONTENT_TYPE" => "application/json" assert_equal '#"foo"} permitted: false>', last_response.body end test "config.action_controller.permit_all_parameters = true" do app_file "app/controllers/posts_controller.rb", <<-RUBY class PostsController < ActionController::Base def create render plain: params[:post].permitted? ? "permitted" : "forbidden" end end RUBY add_to_config <<-RUBY routes.prepend do resources :posts end config.action_controller.permit_all_parameters = true RUBY app "development" post "/posts", post: { "title" => "zomg" } assert_equal "permitted", last_response.body end test "config.action_controller.action_on_unpermitted_parameters = :raise" do app_file "app/controllers/posts_controller.rb", <<-RUBY class PostsController < ActionController::Base def create render plain: params.require(:post).permit(:name) end end RUBY add_to_config <<-RUBY routes.prepend do resources :posts end config.action_controller.action_on_unpermitted_parameters = :raise RUBY app "development" require "action_controller/base" require "action_controller/api" assert_equal :raise, ActionController::Parameters.action_on_unpermitted_parameters post "/posts", post: { "title" => "zomg" } assert_match "We're sorry, but something went wrong", last_response.body end test "config.action_controller.always_permitted_parameters are: controller, action by default" do app "development" require "action_controller/base" require "action_controller/api" assert_equal %w(controller action), ActionController::Parameters.always_permitted_parameters end test "config.action_controller.always_permitted_parameters = ['controller', 'action', 'format']" do add_to_config <<-RUBY config.action_controller.always_permitted_parameters = %w( controller action format ) RUBY app "development" require "action_controller/base" require "action_controller/api" assert_equal %w( controller action format ), ActionController::Parameters.always_permitted_parameters end test "config.action_controller.always_permitted_parameters = ['controller','action','format'] does not raise exception" do app_file "app/controllers/posts_controller.rb", <<-RUBY class PostsController < ActionController::Base def create render plain: params.permit(post: [:title]) end end RUBY add_to_config <<-RUBY routes.prepend do resources :posts end config.action_controller.always_permitted_parameters = %w( controller action format ) config.action_controller.action_on_unpermitted_parameters = :raise RUBY app "development" require "action_controller/base" require "action_controller/api" assert_equal :raise, ActionController::Parameters.action_on_unpermitted_parameters post "/posts", post: { "title" => "zomg" }, format: "json" assert_equal 200, last_response.status end test "config.action_controller.action_on_unpermitted_parameters is :log by default in development" do app "development" require "action_controller/base" require "action_controller/api" assert_equal :log, ActionController::Parameters.action_on_unpermitted_parameters end test "config.action_controller.action_on_unpermitted_parameters is :log by default in test" do app "test" require "action_controller/base" require "action_controller/api" assert_equal :log, ActionController::Parameters.action_on_unpermitted_parameters end test "config.action_controller.action_on_unpermitted_parameters is false by default in production" do app "production" require "action_controller/base" require "action_controller/api" assert_equal false, ActionController::Parameters.action_on_unpermitted_parameters end test "config.action_controller.default_protect_from_forgery is true by default" do app "development" assert_equal true, ActionController::Base.default_protect_from_forgery assert_includes ActionController::Base.__callbacks[:process_action].map(&:filter), :verify_authenticity_token end test "config.action_controller.permit_all_parameters can be configured in an initializer" do app_file "config/initializers/permit_all_parameters.rb", <<-RUBY Rails.application.config.action_controller.permit_all_parameters = true RUBY app "development" require "action_controller/base" require "action_controller/api" assert_equal true, ActionController::Parameters.permit_all_parameters end test "config.action_controller.always_permitted_parameters can be configured in an initializer" do app_file "config/initializers/always_permitted_parameters.rb", <<-RUBY Rails.application.config.action_controller.always_permitted_parameters = [] RUBY app "development" require "action_controller/base" require "action_controller/api" assert_equal [], ActionController::Parameters.always_permitted_parameters end test "config.action_controller.action_on_unpermitted_parameters can be configured in an initializer" do app_file "config/initializers/action_on_unpermitted_parameters.rb", <<-RUBY Rails.application.config.action_controller.action_on_unpermitted_parameters = :raise RUBY app "development" require "action_controller/base" require "action_controller/api" assert_equal :raise, ActionController::Parameters.action_on_unpermitted_parameters end test "config.action_dispatch.ignore_accept_header" do make_basic_app do |application| application.config.action_dispatch.ignore_accept_header = true end class ::OmgController < ActionController::Base def index respond_to do |format| format.html { render plain: "HTML" } format.xml { render plain: "XML" } end end end get "/", {}, { "HTTP_ACCEPT" => "application/xml" } assert_equal "HTML", last_response.body get "/", { format: :xml }, { "HTTP_ACCEPT" => "application/xml" } assert_equal "XML", last_response.body end test "Rails.application#env_config exists and includes some existing parameters" do make_basic_app assert_equal app.env_config["action_dispatch.parameter_filter"], app.config.filter_parameters assert_equal app.env_config["action_dispatch.show_exceptions"], app.config.action_dispatch.show_exceptions assert_equal app.env_config["action_dispatch.logger"], Rails.logger assert_equal app.env_config["action_dispatch.backtrace_cleaner"], Rails.backtrace_cleaner assert_equal app.env_config["action_dispatch.key_generator"], Rails.application.key_generator end test "config.colorize_logging default is true" do make_basic_app assert app.config.colorize_logging end test "config.session_store with :active_record_store with activerecord-session_store gem" do make_basic_app do |application| ActionDispatch::Session::ActiveRecordStore = Class.new(ActionDispatch::Session::CookieStore) application.config.session_store :active_record_store end ensure ActionDispatch::Session.send :remove_const, :ActiveRecordStore end test "config.session_store with :active_record_store without activerecord-session_store gem" do e = assert_raise RuntimeError do make_basic_app do |application| application.config.session_store :active_record_store end end assert_match(/activerecord-session_store/, e.message) end test "default session store initializer does not overwrite the user defined session store even if it is disabled" do make_basic_app do |application| application.config.session_store :disabled end assert_nil app.config.session_store end test "default session store initializer sets session store to cookie store" do session_options = { key: "_myapp_session", cookie_only: true } make_basic_app assert_equal ActionDispatch::Session::CookieStore, app.config.session_store assert_equal session_options, app.config.session_options end test "config.log_level defaults to debug in development" do restore_default_config app "development" assert_equal Logger::DEBUG, Rails.logger.level end test "config.log_level default to info in production" do restore_default_config app "production" assert_equal Logger::INFO, Rails.logger.level end test "config.log_level with custom logger" do make_basic_app do |application| application.config.logger = Logger.new(STDOUT) application.config.log_level = :debug end assert_equal Logger::DEBUG, Rails.logger.level end test "respond_to? accepts include_private" do make_basic_app assert_not_respond_to Rails.configuration, :method_missing assert Rails.configuration.respond_to?(:method_missing, true) end test "config.active_record.dump_schema_after_migration is false on production" do build_app app "production" assert_not ActiveRecord::Base.dump_schema_after_migration end test "config.active_record.dump_schema_after_migration is true by default in development" do app "development" assert ActiveRecord::Base.dump_schema_after_migration end test "config.active_record.verbose_query_logs is false by default in development" do app "development" assert_not ActiveRecord::Base.verbose_query_logs end test "config.active_record.suppress_multiple_database_warning is false by default in development" do app "development" assert_not ActiveRecord::Base.suppress_multiple_database_warning end test "config.annotations wrapping SourceAnnotationExtractor::Annotation class" do make_basic_app do |application| application.config.annotations.register_extensions("coffee") do |tag| /#\s*(#{tag}):?\s*(.*)$/ end end assert_not_nil Rails::SourceAnnotationExtractor::Annotation.extensions[/\.(coffee)$/] end test "config.default_log_file returns a File instance" do app "development" assert_instance_of File, app.config.default_log_file assert_equal Rails.application.config.paths["log"].first, app.config.default_log_file.path end test "rake_tasks block works at instance level" do app_file "config/environments/development.rb", <<-RUBY Rails.application.configure do config.ran_block = false rake_tasks do config.ran_block = true end end RUBY app "development" assert_not Rails.configuration.ran_block require "rake" require "rake/testtask" require "rdoc/task" Rails.application.load_tasks assert Rails.configuration.ran_block end test "generators block works at instance level" do app_file "config/environments/development.rb", <<-RUBY Rails.application.configure do config.ran_block = false generators do config.ran_block = true end end RUBY app "development" assert_not Rails.configuration.ran_block Rails.application.load_generators assert Rails.configuration.ran_block end test "console block works at instance level" do app_file "config/environments/development.rb", <<-RUBY Rails.application.configure do config.ran_block = false console do config.ran_block = true end end RUBY app "development" assert_not Rails.configuration.ran_block Rails.application.load_console assert Rails.configuration.ran_block end test "runner block works at instance level" do app_file "config/environments/development.rb", <<-RUBY Rails.application.configure do config.ran_block = false runner do config.ran_block = true end end RUBY app "development" assert_not Rails.configuration.ran_block Rails.application.load_runner assert Rails.configuration.ran_block end test "loading the first existing database configuration available" do app_file "config/environments/development.rb", <<-RUBY Rails.application.configure do config.paths.add 'config/database', with: 'config/nonexistent.yml' config.paths['config/database'] << 'config/database.yml' end RUBY app "development" assert_kind_of Hash, Rails.application.config.database_configuration end test "autoload paths do not include asset paths" do app "development" ActiveSupport::Dependencies.autoload_paths.each do |path| assert_not_operator path, :end_with?, "app/assets" assert_not_operator path, :end_with?, "app/javascript" end end test "autoload paths will exclude the configured javascript_path" do add_to_config "config.javascript_path = 'webpack'" app_dir("app/webpack") app "development" ActiveSupport::Dependencies.autoload_paths.each do |path| assert_not_operator path, :end_with?, "app/assets" assert_not_operator path, :end_with?, "app/webpack" end end test "autoload paths are added to $LOAD_PATH by default" do app "development" # Action Mailer modifies AS::Dependencies.autoload_paths in-place. autoload_paths = ActiveSupport::Dependencies.autoload_paths autoload_paths_from_app_and_engines = autoload_paths.reject do |path| path.end_with?("mailers/previews") end assert_equal true, Rails.configuration.add_autoload_paths_to_load_path assert_empty autoload_paths_from_app_and_engines - $LOAD_PATH # Precondition, ensure we are testing something next. assert_not_empty Rails.configuration.paths.load_paths assert_empty Rails.configuration.paths.load_paths - $LOAD_PATH end test "autoload paths are not added to $LOAD_PATH if opted-out" do add_to_config "config.add_autoload_paths_to_load_path = false" app "development" assert_empty ActiveSupport::Dependencies.autoload_paths & $LOAD_PATH # Precondition, ensure we are testing something next. assert_not_empty Rails.configuration.paths.load_paths assert_empty Rails.configuration.paths.load_paths - $LOAD_PATH end test "autoload paths can be set in the config file of the environment" do app_dir "custom_autoload_path" app_dir "custom_autoload_once_path" app_dir "custom_eager_load_path" restore_default_config add_to_env_config "development", <<-RUBY config.autoload_paths << "#{app_path}/custom_autoload_path" config.autoload_once_paths << "#{app_path}/custom_autoload_once_path" config.eager_load_paths << "#{app_path}/custom_eager_load_path" RUBY app "development" Rails.application.config.tap do |config| assert_includes config.autoload_paths, "#{app_path}/custom_autoload_path" assert_includes config.autoload_once_paths, "#{app_path}/custom_autoload_once_path" assert_includes config.eager_load_paths, "#{app_path}/custom_eager_load_path" end assert_includes $LOAD_PATH, "#{app_path}/custom_autoload_path" assert_includes $LOAD_PATH, "#{app_path}/custom_autoload_once_path" assert_includes $LOAD_PATH, "#{app_path}/custom_eager_load_path" end test "autoloading during initialization gets deprecation message and clearing if config.cache_classes is false" do app_file "lib/c.rb", <<~EOS class C extend ActiveSupport::DescendantsTracker end class X < C end EOS app_file "app/models/d.rb", <<~EOS require "c" class D < C end EOS app_file "config/initializers/autoload.rb", "D.class" app "development" # TODO: Test deprecation message, assert_depcrecated { app "development" } # does not collect it. assert_equal [X], C.descendants assert_empty ActiveSupport::Dependencies.autoloaded_constants end test "autoloading during initialization triggers nothing if config.cache_classes is true" do app_file "lib/c.rb", <<~EOS class C extend ActiveSupport::DescendantsTracker end class X < C end EOS app_file "app/models/d.rb", <<~EOS require "c" class D < C end EOS app_file "config/initializers/autoload.rb", "D.class" app "production" # TODO: Test no deprecation message is issued. assert_equal [X, D], C.descendants end test "load_database_yaml returns blank hash if configuration file is blank" do app_file "config/database.yml", "" app "development" assert_equal({}, Rails.application.config.load_database_yaml) end test "setup_initial_database_yaml does not print a warning if config.active_record.suppress_multiple_database_warning is true" do app_file "config/database.yml", <<-YAML <%= Rails.env %>: username: bobby adapter: sqlite3 database: 'dev_db' YAML add_to_config <<-RUBY config.active_record.suppress_multiple_database_warning = true RUBY app "development" assert_silent do ActiveRecord::Tasks::DatabaseTasks.setup_initial_database_yaml end end test "raises with proper error message if no database configuration found" do FileUtils.rm("#{app_path}/config/database.yml") err = assert_raises RuntimeError do app "development" Rails.application.config.database_configuration end assert_match "config/database", err.message end test "loads database.yml using shared keys" do app_file "config/database.yml", <<-YAML shared: username: bobby adapter: sqlite3 development: database: 'dev_db' YAML app "development" ar_config = Rails.application.config.database_configuration assert_equal "sqlite3", ar_config["development"]["adapter"] assert_equal "bobby", ar_config["development"]["username"] assert_equal "dev_db", ar_config["development"]["database"] end test "loads database.yml using shared keys for undefined environments" do app_file "config/database.yml", <<-YAML shared: username: bobby adapter: sqlite3 database: 'dev_db' YAML app "development" ar_config = Rails.application.config.database_configuration assert_equal "sqlite3", ar_config["development"]["adapter"] assert_equal "bobby", ar_config["development"]["username"] assert_equal "dev_db", ar_config["development"]["database"] end test "config.action_mailer.show_previews defaults to true in development" do app "development" assert Rails.application.config.action_mailer.show_previews end test "config.action_mailer.show_previews defaults to false in production" do app "production" assert_equal false, Rails.application.config.action_mailer.show_previews end test "config.action_mailer.show_previews can be set in the configuration file" do add_to_config <<-RUBY config.action_mailer.show_previews = true RUBY app "production" assert_equal true, Rails.application.config.action_mailer.show_previews end test "config_for loads custom configuration from yaml accessible as symbol or string" do set_custom_config <<~RUBY development: foo: "bar" RUBY app "development" assert_equal "bar", Rails.application.config.my_custom_config[:foo] assert_equal "bar", Rails.application.config.my_custom_config["foo"] end test "config_for loads nested custom configuration from yaml as symbol keys" do set_custom_config <<~RUBY development: foo: bar: baz: 1 RUBY app "development" assert_equal 1, Rails.application.config.my_custom_config[:foo][:bar][:baz] end test "config_for makes all hash methods available" do set_custom_config <<~RUBY development: foo: 0 bar: baz: 1 RUBY app "development" actual = Rails.application.config.my_custom_config assert_equal({ foo: 0, bar: { baz: 1 } }, actual) assert_equal([ :foo, :bar ], actual.keys) assert_equal([ 0, baz: 1], actual.values) assert_equal({ foo: 0, bar: { baz: 1 } }, actual.to_h) assert_equal(0, actual[:foo]) assert_equal({ baz: 1 }, actual[:bar]) end test "config_for does not assume config is a hash" do set_custom_config <<~RUBY development: - foo - bar RUBY app "development" assert_equal %w( foo bar ), Rails.application.config.my_custom_config end test "config_for uses the Pathname object if it is provided" do set_custom_config <<~RUBY, "Pathname.new(Rails.root.join('config/custom.yml'))" development: key: 'custom key' RUBY app "development" assert_equal "custom key", Rails.application.config.my_custom_config[:key] end test "config_for raises an exception if the file does not exist" do add_to_config <<-RUBY config.my_custom_config = config_for('custom') RUBY exception = assert_raises(RuntimeError) do app "development" end assert_equal "Could not load configuration. No such file - #{app_path}/config/custom.yml", exception.message end test "config_for without the environment configured returns nil" do set_custom_config <<~RUBY test: key: 'custom key' RUBY app "development" assert_nil Rails.application.config.my_custom_config end test "config_for shared config is overridden" do set_custom_config <<~RUBY shared: foo: :from_shared test: foo: :from_env RUBY app "test" assert_equal :from_env, Rails.application.config.my_custom_config[:foo] end test "config_for shared config is returned when environment is missing" do set_custom_config <<~RUBY shared: foo: :from_shared test: foo: :from_env RUBY app "development" assert_equal :from_shared, Rails.application.config.my_custom_config[:foo] end test "config_for merges shared configuration deeply" do set_custom_config <<~RUBY shared: foo: bar: baz: 1 development: foo: bar: qux: 2 RUBY app "development" assert_equal({ baz: 1, qux: 2 }, Rails.application.config.my_custom_config[:foo][:bar]) end test "config_for with empty file returns nil" do set_custom_config "" app "development" assert_nil Rails.application.config.my_custom_config end test "config_for containing ERB tags should evaluate" do set_custom_config <<~RUBY development: key: <%= 'custom key' %> RUBY app "development" assert_equal "custom key", Rails.application.config.my_custom_config[:key] end test "config_for with syntax error show a more descriptive exception" do set_custom_config <<~RUBY development: key: foo: RUBY error = assert_raises RuntimeError do app "development" end assert_match "YAML syntax error occurred while parsing", error.message end test "config_for allows overriding the environment" do set_custom_config <<~RUBY, "'custom', env: 'production'" test: key: 'walrus' production: key: 'unicorn' RUBY require "#{app_path}/config/environment" assert_equal "unicorn", Rails.application.config.my_custom_config[:key] end test "config_for handles YAML patches (like safe_yaml) that disable the symbolize_names option" do app_file "config/custom.yml", <<~RUBY development: key: value RUBY app "development" YAML.stub :load, { "development" => { "key" => "value" } } do assert_equal({ key: "value" }, Rails.application.config_for(:custom)) end end test "api_only is false by default" do app "development" assert_not Rails.application.config.api_only end test "api_only generator config is set when api_only is set" do add_to_config <<-RUBY config.api_only = true RUBY app "development" Rails.application.load_generators assert Rails.configuration.api_only end test "debug_exception_response_format is :api by default if api_only is enabled" do add_to_config <<-RUBY config.api_only = true RUBY app "development" assert_equal :api, Rails.configuration.debug_exception_response_format end test "debug_exception_response_format can be overridden" do add_to_config <<-RUBY config.api_only = true RUBY app_file "config/environments/development.rb", <<-RUBY Rails.application.configure do config.debug_exception_response_format = :default end RUBY app "development" assert_equal :default, Rails.configuration.debug_exception_response_format end test "ActiveRecord::Base.has_many_inversing is true by default for new apps" do app "development" assert_equal true, ActiveRecord::Base.has_many_inversing end test "ActiveRecord::Base.has_many_inversing is false by default for upgraded apps" do remove_from_config '.*config\.load_defaults.*\n' app "development" assert_equal false, ActiveRecord::Base.has_many_inversing end test "ActiveRecord::Base.has_many_inversing can be configured via config.active_record.has_many_inversing" do remove_from_config '.*config\.load_defaults.*\n' app_file "config/initializers/new_framework_defaults_6_1.rb", <<-RUBY Rails.application.config.active_record.has_many_inversing = true RUBY app "development" assert_equal true, ActiveRecord::Base.has_many_inversing end test "ActiveSupport::MessageEncryptor.use_authenticated_message_encryption is true by default for new apps" do app "development" assert_equal true, ActiveSupport::MessageEncryptor.use_authenticated_message_encryption end test "ActiveSupport::MessageEncryptor.use_authenticated_message_encryption is false by default for upgraded apps" do remove_from_config '.*config\.load_defaults.*\n' app "development" assert_equal false, ActiveSupport::MessageEncryptor.use_authenticated_message_encryption end test "ActiveSupport::MessageEncryptor.use_authenticated_message_encryption can be configured via config.active_support.use_authenticated_message_encryption" do remove_from_config '.*config\.load_defaults.*\n' app_file "config/initializers/new_framework_defaults_6_0.rb", <<-RUBY Rails.application.config.active_support.use_authenticated_message_encryption = true RUBY app "development" assert_equal true, ActiveSupport::MessageEncryptor.use_authenticated_message_encryption end test "ActiveSupport::Digest.hash_digest_class is OpenSSL::Digest::SHA256 by default for new apps" do app "development" assert_equal OpenSSL::Digest::SHA256, ActiveSupport::Digest.hash_digest_class end test "ActiveSupport::Digest.hash_digest_class is OpenSSL::Digest::MD5 by default for upgraded apps" do remove_from_config '.*config\.load_defaults.*\n' app "development" assert_equal OpenSSL::Digest::MD5, ActiveSupport::Digest.hash_digest_class end test "ActiveSupport::Digest.hash_digest_class can be configured via config.active_support.use_sha1_digests" do remove_from_config '.*config\.load_defaults.*\n' app_file "config/initializers/new_framework_defaults_6_0.rb", <<-RUBY Rails.application.config.active_support.use_sha1_digests = true RUBY app "development" assert_equal OpenSSL::Digest::SHA1, ActiveSupport::Digest.hash_digest_class end test "ActiveSupport::Digest.hash_digest_class can be configured via config.active_support.hash_digest_class" do remove_from_config '.*config\.load_defaults.*\n' app_file "config/initializers/custom_digest_class.rb", <<-RUBY Rails.application.config.active_support.hash_digest_class = OpenSSL::Digest::SHA256 RUBY app "development" assert_equal OpenSSL::Digest::SHA256, ActiveSupport::Digest.hash_digest_class end test "ActiveSupport::KeyGenerator.hash_digest_class is OpenSSL::Digest::SHA256 by default for new apps" do app "development" assert_equal OpenSSL::Digest::SHA256, ActiveSupport::KeyGenerator.hash_digest_class end test "ActiveSupport::KeyGenerator.hash_digest_class is OpenSSL::Digest::SHA1 by default for upgraded apps" do remove_from_config '.*config\.load_defaults.*\n' app "development" assert_equal OpenSSL::Digest::SHA1, ActiveSupport::KeyGenerator.hash_digest_class end test "ActiveSupport::KeyGenerator.hash_digest_class can be configured via config.active_support.key_generator_hash_digest_class" do remove_from_config '.*config\.load_defaults.*\n' app_file "config/initializers/custom_key_generator_digest_class.rb", <<-RUBY Rails.application.config.active_support.key_generator_hash_digest_class = OpenSSL::Digest::SHA256 RUBY app "development" assert_equal OpenSSL::Digest::SHA256, ActiveSupport::KeyGenerator.hash_digest_class end test "custom serializers should be able to set via config.active_job.custom_serializers in an initializer" do class ::DummySerializer < ActiveJob::Serializers::ObjectSerializer; end app_file "config/initializers/custom_serializers.rb", <<-RUBY Rails.application.config.active_job.custom_serializers << DummySerializer RUBY app "development" assert_includes ActiveJob::Serializers.serializers, DummySerializer end test "active record job queue is set" do app "development" assert_equal ActiveSupport::InheritableOptions.new(destroy: :active_record_destroy), ActiveRecord::Base.queues end test "destroy association async job should be loaded in configs" do app "development" assert_equal ActiveRecord::DestroyAssociationAsyncJob, ActiveRecord::Base.destroy_association_async_job end test "ActionView::Helpers::FormTagHelper.default_enforce_utf8 is false by default" do app "development" assert_equal false, ActionView::Helpers::FormTagHelper.default_enforce_utf8 end test "ActionView::Helpers::FormTagHelper.default_enforce_utf8 is true in an upgraded app" do remove_from_config '.*config\.load_defaults.*\n' add_to_config 'config.load_defaults "5.2"' app "development" assert_equal true, ActionView::Helpers::FormTagHelper.default_enforce_utf8 end test "ActionView::Helpers::FormTagHelper.default_enforce_utf8 can be configured via config.action_view.default_enforce_utf8" do remove_from_config '.*config\.load_defaults.*\n' app_file "config/initializers/new_framework_defaults_6_0.rb", <<-RUBY Rails.application.config.action_view.default_enforce_utf8 = true RUBY app "development" assert_equal true, ActionView::Helpers::FormTagHelper.default_enforce_utf8 end test "ActionView::Helpers::UrlHelper.button_to_generates_button_tag is true by default" do app "development" assert_equal true, ActionView::Helpers::UrlHelper.button_to_generates_button_tag end test "ActionView::Helpers::UrlHelper.button_to_generates_button_tag is false by default for upgraded apps" do remove_from_config '.*config\.load_defaults.*\n' add_to_config 'config.load_defaults "6.1"' app "development" assert_equal false, ActionView::Helpers::UrlHelper.button_to_generates_button_tag end test "ActionView::Helpers::UrlHelper.button_to_generates_button_tag can be configured via config.action_view.button_to_generates_button_tag" do remove_from_config '.*config\.load_defaults.*\n' app_file "config/initializers/new_framework_defaults_7_0.rb", <<-RUBY Rails.application.config.action_view.button_to_generates_button_tag = true RUBY app "development" assert_equal true, ActionView::Helpers::UrlHelper.button_to_generates_button_tag end test "ActionView::Helpers::AssetTagHelper.image_loading is nil by default" do app "development" assert_nil ActionView::Helpers::AssetTagHelper.image_loading end test "ActionView::Helpers::AssetTagHelper.image_loading can be configured via config.action_view.image_loading" do app_file "config/environments/development.rb", <<-RUBY Rails.application.configure do config.action_view.image_loading = "lazy" end RUBY app "development" assert_equal "lazy", ActionView::Helpers::AssetTagHelper.image_loading end test "ActionView::Helpers::AssetTagHelper.image_decoding is nil by default" do app "development" assert_nil ActionView::Helpers::AssetTagHelper.image_decoding end test "ActionView::Helpers::AssetTagHelper.image_decoding can be configured via config.action_view.image_decoding" do app_file "config/environments/development.rb", <<-RUBY Rails.application.configure do config.action_view.image_decoding = "async" end RUBY app "development" assert_equal "async", ActionView::Helpers::AssetTagHelper.image_decoding end test "ActionView::Helpers::AssetTagHelper.preload_links_header is true by default" do app "development" assert_equal true, ActionView::Helpers::AssetTagHelper.preload_links_header end test "ActionView::Helpers::AssetTagHelper.preload_links_header is nil by default for upgraded apps" do remove_from_config '.*config\.load_defaults.*\n' add_to_config 'config.load_defaults "6.0"' app "development" assert_nil ActionView::Helpers::AssetTagHelper.preload_links_header end test "ActionView::Helpers::AssetTagHelper.preload_links_header can be configured via config.action_view.preload_links_header" do app_file "config/environments/development.rb", <<-RUBY Rails.application.configure do config.action_view.preload_links_header = false end RUBY app "development" assert_equal false, ActionView::Helpers::AssetTagHelper.preload_links_header end test "ActionView::Helpers::AssetTagHelper.apply_stylesheet_media_default is true by default for upgraded apps" do remove_from_config '.*config\.load_defaults.*\n' app "development" assert_equal true, ActionView::Helpers::AssetTagHelper.apply_stylesheet_media_default end test "ActionView::Helpers::AssetTagHelper.apply_stylesheet_media_default can be configured via config.action_view.apply_stylesheet_media_default" do remove_from_config '.*config\.load_defaults.*\n' app_file "config/initializers/new_framework_defaults_7_0.rb", <<-RUBY Rails.application.config.action_view.apply_stylesheet_media_default = false RUBY app "development" assert_equal false, ActionView::Helpers::AssetTagHelper.apply_stylesheet_media_default end test "stylesheet_link_tag sets the Link header by default" do app_file "app/controllers/pages_controller.rb", <<-RUBY class PagesController < ApplicationController def index render inline: "<%= stylesheet_link_tag '/application.css' %>" end end RUBY add_to_config <<-RUBY routes.prepend do root to: "pages#index" end RUBY app "development" get "/" assert_match %r[], last_response.body assert_equal "; rel=preload; as=style; nopush", last_response.headers["Link"] end test "stylesheet_link_tag doesn't set the Link header when disabled" do app_file "config/initializers/action_view.rb", <<-RUBY Rails.application.config.action_view.preload_links_header = false RUBY app_file "app/controllers/pages_controller.rb", <<-RUBY class PagesController < ApplicationController def index render inline: "<%= stylesheet_link_tag '/application.css' %>" end end RUBY add_to_config <<-RUBY routes.prepend do root to: "pages#index" end RUBY app "development" get "/" assert_match %r[], last_response.body assert_nil last_response.headers["Link"] end test "javascript_include_tag sets the Link header by default" do app_file "app/controllers/pages_controller.rb", <<-RUBY class PagesController < ApplicationController def index render inline: "<%= javascript_include_tag '/application.js' %>" end end RUBY add_to_config <<-RUBY routes.prepend do root to: "pages#index" end RUBY app "development" get "/" assert_match %r[], last_response.body assert_equal "; rel=preload; as=script; nopush", last_response.headers["Link"] end test "javascript_include_tag doesn't set the Link header when disabled" do app_file "config/initializers/action_view.rb", <<-RUBY Rails.application.config.action_view.preload_links_header = false RUBY app_file "app/controllers/pages_controller.rb", <<-RUBY class PagesController < ApplicationController def index render inline: "<%= javascript_include_tag '/application.js' %>" end end RUBY add_to_config <<-RUBY routes.prepend do root to: "pages#index" end RUBY app "development" get "/" assert_match %r[], last_response.body assert_nil last_response.headers["Link"] end test "ActiveJob::Base.retry_jitter is 0.15 by default for new apps" do app "development" assert_equal 0.15, ActiveJob::Base.retry_jitter end test "ActiveJob::Base.retry_jitter is 0.0 by default for upgraded apps" do remove_from_config '.*config\.load_defaults.*\n' app "development" assert_equal 0.0, ActiveJob::Base.retry_jitter end test "ActiveJob::Base.retry_jitter can be set by config" do app "development" Rails.application.config.active_job.retry_jitter = 0.22 assert_equal 0.22, ActiveJob::Base.retry_jitter end test "ActiveJob::Base.skip_after_callbacks_if_terminated is true by default" do app "development" assert_equal true, ActiveJob::Base.skip_after_callbacks_if_terminated end test "ActiveJob::Base.skip_after_callbacks_if_terminated is false in the 6.0 defaults" do remove_from_config '.*config\.load_defaults.*\n' add_to_config 'config.load_defaults "6.0"' app "development" assert_equal false, ActiveJob::Base.skip_after_callbacks_if_terminated end test "Rails.application.config.action_dispatch.cookies_same_site_protection is :lax by default" do app "production" assert_equal :lax, Rails.application.config.action_dispatch.cookies_same_site_protection end test "Rails.application.config.action_dispatch.cookies_same_site_protection is :lax can be overridden" do app_file "config/environments/production.rb", <<~RUBY Rails.application.configure do config.action_dispatch.cookies_same_site_protection = :strict end RUBY app "production" assert_equal :strict, Rails.application.config.action_dispatch.cookies_same_site_protection end test "Rails.application.config.action_dispatch.cookies_same_site_protection is :lax in 6.1 defaults" do remove_from_config '.*config\.load_defaults.*\n' add_to_config 'config.load_defaults "6.1"' app "development" assert_equal :lax, Rails.application.config.action_dispatch.cookies_same_site_protection end test "Rails.application.config.action_dispatch.ssl_default_redirect_status is 308 in 6.1 defaults" do remove_from_config '.*config\.load_defaults.*\n' add_to_config 'config.load_defaults "6.1"' app "production" assert_equal 308, Rails.application.config.action_dispatch.ssl_default_redirect_status end test "Rails.application.config.action_dispatch.ssl_default_redirect_status can be configured in an initializer" do remove_from_config '.*config\.load_defaults.*\n' add_to_config 'config.load_defaults "6.0"' app_file "config/initializers/new_framework_defaults_6_1.rb", <<-RUBY Rails.application.config.action_dispatch.ssl_default_redirect_status = 308 RUBY app "production" assert_equal 308, Rails.application.config.action_dispatch.ssl_default_redirect_status end test "ActiveSupport.utc_to_local_returns_utc_offset_times is true in 6.1 defaults" do remove_from_config '.*config\.load_defaults.*\n' add_to_config 'config.load_defaults "6.1"' app "development" assert_equal true, ActiveSupport.utc_to_local_returns_utc_offset_times end test "ActiveSupport.utc_to_local_returns_utc_offset_times is false in 6.0 defaults" do remove_from_config '.*config\.load_defaults.*\n' add_to_config 'config.load_defaults "6.0"' app "development" assert_equal false, ActiveSupport.utc_to_local_returns_utc_offset_times end test "ActiveSupport.utc_to_local_returns_utc_offset_times can be configured in an initializer" do remove_from_config '.*config\.load_defaults.*\n' add_to_config 'config.load_defaults "6.0"' app_file "config/initializers/new_framework_defaults_6_1.rb", <<-RUBY ActiveSupport.utc_to_local_returns_utc_offset_times = true RUBY app "development" assert_equal true, ActiveSupport.utc_to_local_returns_utc_offset_times end test "ActiveStorage.queues[:analysis] is :active_storage_analysis by default in 6.0" do remove_from_config '.*config\.load_defaults.*\n' add_to_config 'config.load_defaults "6.0"' app "development" assert_equal :active_storage_analysis, ActiveStorage.queues[:analysis] end test "ActiveStorage.queues[:analysis] is nil by default in 6.1" do remove_from_config '.*config\.load_defaults.*\n' add_to_config 'config.load_defaults "6.1"' app "development" assert_nil ActiveStorage.queues[:analysis] end test "ActiveStorage.queues[:analysis] is nil without Rails 6 defaults" do remove_from_config '.*config\.load_defaults.*\n' app "development" assert_nil ActiveStorage.queues[:analysis] end test "ActiveStorage.queues[:purge] is :active_storage_purge by default in 6.0" do remove_from_config '.*config\.load_defaults.*\n' add_to_config 'config.load_defaults "6.0"' app "development" assert_equal :active_storage_purge, ActiveStorage.queues[:purge] end test "ActiveStorage.queues[:purge] is nil by default in 6.1" do remove_from_config '.*config\.load_defaults.*\n' add_to_config 'config.load_defaults "6.1"' app "development" assert_nil ActiveStorage.queues[:purge] end test "ActiveStorage.queues[:purge] is nil without Rails 6 defaults" do remove_from_config '.*config\.load_defaults.*\n' app "development" assert_nil ActiveStorage.queues[:purge] end test "ActiveStorage.queues[:mirror] is nil without Rails 6 defaults" do remove_from_config '.*config\.load_defaults.*\n' app "development" assert_nil ActiveStorage.queues[:mirror] end test "ActiveStorage.queues[:mirror] is nil by default" do app "development" assert_nil ActiveStorage.queues[:mirror] end test "ActionCable.server.config.cable is set when missing configuration for the current environment" do quietly do app "missing" end assert_kind_of ActiveSupport::HashWithIndifferentAccess, ActionCable.server.config.cable end test "action_text.config.attachment_tag_name is 'action-text-attachment' with Rails 6 defaults" do add_to_config 'config.load_defaults "6.1"' app "development" assert_equal "action-text-attachment", ActionText::Attachment.tag_name end test "action_text.config.attachment_tag_name is 'action-text-attachment' without defaults" do remove_from_config '.*config\.load_defaults.*\n' app "development" assert_equal "action-text-attachment", ActionText::Attachment.tag_name end test "action_text.config.attachment_tag_name is can be overridden" do add_to_config "config.action_text.attachment_tag_name = 'link'" app "development" assert_equal "link", ActionText::Attachment.tag_name end test "ActionMailbox.logger is Rails.logger by default" do app "development" assert_equal Rails.logger, ActionMailbox.logger end test "ActionMailbox.logger can be configured" do app_file "lib/my_logger.rb", <<-RUBY require "logger" class MyLogger < ::Logger end RUBY add_to_config <<-RUBY require "my_logger" config.action_mailbox.logger = MyLogger.new(STDOUT) RUBY app "development" assert_equal "MyLogger", ActionMailbox.logger.class.name end test "ActionMailbox.incinerate_after is 30.days by default" do app "development" assert_equal 30.days, ActionMailbox.incinerate_after end test "ActionMailbox.incinerate_after can be configured" do add_to_config <<-RUBY config.action_mailbox.incinerate_after = 14.days RUBY app "development" assert_equal 14.days, ActionMailbox.incinerate_after end test "ActionMailbox.queues[:incineration] is :action_mailbox_incineration by default in 6.0" do remove_from_config '.*config\.load_defaults.*\n' add_to_config 'config.load_defaults "6.0"' app "development" assert_equal :action_mailbox_incineration, ActionMailbox.queues[:incineration] end test "ActionMailbox.queues[:incineration] is nil by default in 6.1" do remove_from_config '.*config\.load_defaults.*\n' add_to_config 'config.load_defaults "6.1"' app "development" assert_nil ActionMailbox.queues[:incineration] end test "ActionMailbox.queues[:incineration] can be configured" do add_to_config <<-RUBY config.action_mailbox.queues.incineration = :another_queue RUBY app "development" assert_equal :another_queue, ActionMailbox.queues[:incineration] end test "ActionMailbox.queues[:routing] is :action_mailbox_routing by default in 6.0" do remove_from_config '.*config\.load_defaults.*\n' add_to_config 'config.load_defaults "6.0"' app "development" assert_equal :action_mailbox_routing, ActionMailbox.queues[:routing] end test "ActionMailbox.queues[:routing] is nil by default in 6.1" do remove_from_config '.*config\.load_defaults.*\n' add_to_config 'config.load_defaults "6.1"' app "development" assert_nil ActionMailbox.queues[:routing] end test "ActionMailbox.queues[:routing] can be configured" do add_to_config <<-RUBY config.action_mailbox.queues.routing = :another_queue RUBY app "development" assert_equal :another_queue, ActionMailbox.queues[:routing] end test "ActionMailer::Base.delivery_job is ActionMailer::MailDeliveryJob by default" do app "development" assert_equal ActionMailer::MailDeliveryJob, ActionMailer::Base.delivery_job end test "ActionMailer::Base.delivery_job is ActionMailer::DeliveryJob in the 5.x defaults" do remove_from_config '.*config\.load_defaults.*\n' add_to_config 'config.load_defaults "5.2"' app "development" assert_equal ActionMailer::DeliveryJob, ActionMailer::Base.delivery_job end test "ActionMailer::Base.delivery_job can be configured in the new framework defaults" do remove_from_config '.*config\.load_defaults.*\n' app_file "config/initializers/new_framework_defaults_6_0.rb", <<-RUBY Rails.application.config.action_mailer.delivery_job = "ActionMailer::MailDeliveryJob" RUBY app "development" assert_equal ActionMailer::MailDeliveryJob, ActionMailer::Base.delivery_job end test "ActiveRecord::Base.filter_attributes should equal to filter_parameters" do app_file "config/initializers/filter_parameters_logging.rb", <<-RUBY Rails.application.config.filter_parameters += [ :password, :credit_card_number ] RUBY app "development" assert_equal [ :password, :credit_card_number ], Rails.application.config.filter_parameters assert_equal [ :password, :credit_card_number ], ActiveRecord::Base.filter_attributes end test "ActiveStorage.routes_prefix can be configured via config.active_storage.routes_prefix" do app_file "config/environments/development.rb", <<-RUBY Rails.application.configure do config.active_storage.routes_prefix = '/files' end RUBY output = rails("routes", "-g", "active_storage") assert_equal <<~MESSAGE, output Prefix Verb URI Pattern Controller#Action rails_service_blob GET /files/blobs/redirect/:signed_id/*filename(.:format) active_storage/blobs/redirect#show rails_service_blob_proxy GET /files/blobs/proxy/:signed_id/*filename(.:format) active_storage/blobs/proxy#show GET /files/blobs/:signed_id/*filename(.:format) active_storage/blobs/redirect#show rails_blob_representation GET /files/representations/redirect/:signed_blob_id/:variation_key/*filename(.:format) active_storage/representations/redirect#show rails_blob_representation_proxy GET /files/representations/proxy/:signed_blob_id/:variation_key/*filename(.:format) active_storage/representations/proxy#show GET /files/representations/:signed_blob_id/:variation_key/*filename(.:format) active_storage/representations/redirect#show rails_disk_service GET /files/disk/:encoded_key/*filename(.:format) active_storage/disk#show update_rails_disk_service PUT /files/disk/:encoded_token(.:format) active_storage/disk#update rails_direct_uploads POST /files/direct_uploads(.:format) active_storage/direct_uploads#create MESSAGE end test "ActiveStorage.draw_routes can be configured via config.active_storage.draw_routes" do app_file "config/environments/development.rb", <<-RUBY Rails.application.configure do config.active_storage.draw_routes = false end RUBY output = rails("routes") assert_not_includes(output, "rails_service_blob") assert_not_includes(output, "rails_blob_representation") assert_not_includes(output, "rails_disk_service") assert_not_includes(output, "update_rails_disk_service") assert_not_includes(output, "rails_direct_uploads") end test "hosts include .localhost in development" do app "development" assert_includes Rails.application.config.hosts, ".localhost" end test "hosts reads multiple values from RAILS_DEVELOPMENT_HOSTS" do host = "agoodhost.com" another_host = "bananapants.com" switch_development_hosts_to(host, another_host) do app "development" assert_includes Rails.application.config.hosts, host assert_includes Rails.application.config.hosts, another_host end end test "hosts reads multiple values from RAILS_DEVELOPMENT_HOSTS and trims white space" do host = "agoodhost.com" host_with_white_space = " #{host} " another_host = "bananapants.com" another_host_with_white_space = " #{another_host}" switch_development_hosts_to(host_with_white_space, another_host_with_white_space) do app "development" assert_includes Rails.application.config.hosts, host assert_includes Rails.application.config.hosts, another_host end end test "hosts reads from RAILS_DEVELOPMENT_HOSTS" do host = "agoodhost.com" switch_development_hosts_to(host) do app "development" assert_includes Rails.application.config.hosts, host end end test "hosts does not read from RAILS_DEVELOPMENT_HOSTS in production" do host = "agoodhost.com" switch_development_hosts_to(host) do app "production" assert_not_includes Rails.application.config.hosts, host end end test "disable_sandbox is false by default" do app "development" assert_equal false, Rails.configuration.disable_sandbox end test "disable_sandbox can be overridden" do add_to_config <<-RUBY config.disable_sandbox = true RUBY app "development" assert Rails.configuration.disable_sandbox end test "rake_eager_load is false by default" do app "development" assert_equal false, Rails.application.config.rake_eager_load end test "rake_eager_load is set correctly" do add_to_config <<-RUBY config.root = "#{app_path}" config.rake_eager_load = true RUBY app "development" assert_equal true, Rails.application.config.rake_eager_load end test "unknown_asset_fallback is false by default" do app "development" assert_equal false, Rails.application.config.assets.unknown_asset_fallback end test "legacy_connection_handling is false by default for new apps" do app "development" assert_equal false, Rails.application.config.active_record.legacy_connection_handling end test "legacy_connection_handling is not set before 6.1" do remove_from_config '.*config\.load_defaults.*\n' add_to_config 'config.load_defaults "6.0"' app "development" assert_nil Rails.application.config.active_record.legacy_connection_handling end test "ActionDispatch::Request.return_only_media_type_on_content_type is false by default" do app "development" assert_equal false, ActionDispatch::Request.return_only_media_type_on_content_type end test "ActionDispatch::Request.return_only_media_type_on_content_type is true in the 6.1 defaults" do remove_from_config '.*config\.load_defaults.*\n' add_to_config 'config.load_defaults "6.1"' app "development" assert_equal true, ActionDispatch::Request.return_only_media_type_on_content_type end test "ActionDispatch::Request.return_only_media_type_on_content_type can be configured in the new framework defaults" do remove_from_config '.*config\.load_defaults.*\n' app_file "config/initializers/new_framework_defaults_7_0.rb", <<-RUBY Rails.application.config.action_dispatch.return_only_request_media_type_on_content_type = false RUBY app "development" assert_equal false, ActionDispatch::Request.return_only_media_type_on_content_type end private def set_custom_config(contents, config_source = "custom".inspect) app_file "config/custom.yml", contents add_to_config <<~RUBY config.my_custom_config = config_for(#{config_source}) RUBY end end end