require "isolation/abstract_unit"
require 'rack/test'
require 'env_helpers'
class ::MyMailInterceptor
def self.delivering_email(email); email; end
end
class ::MyOtherMailInterceptor < ::MyMailInterceptor; 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
@app ||= Rails.application
end
def setup
build_app
boot_rails
FileUtils.rm_rf("#{app_path}/config/environments")
end
def teardown
teardown_app
FileUtils.rm_rf(new_app) if File.directory?(new_app)
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 "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
require "#{app_path}/config/environment"
ActiveRecord::Migrator.stubs(:needs_migration?).returns(true)
ActiveRecord::NullMigration.any_instance.stubs(:mtime).returns(1)
get "/foo"
assert_equal 500, last_response.status
assert_match "ActiveRecord::PendingMigrationError", last_response.body
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
require "#{app_path}/config/environment"
assert_equal AppTemplate::Application.instance, Rails.application
end
test "Rails.application responds to all instance methods" do
require "#{app_path}/config/environment"
assert_respond_to Rails.application, :routes_reloader
assert_equal Rails.application.routes_reloader, AppTemplate::Application.routes_reloader
end
test "Rails::Application responds to paths" do
require "#{app_path}/config/environment"
assert_respond_to AppTemplate::Application, :paths
assert_equal AppTemplate::Application.paths["app/views"].expanded, ["#{app_path}/app/views"]
end
test "the application root is set correctly" do
require "#{app_path}/config/environment"
assert_equal Pathname.new(app_path), Rails.application.root
end
test "the application root can be seen from the application singleton" do
require "#{app_path}/config/environment"
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 []
require "#{app_path}/config/environment"
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
require "#{app_path}/config/environment"
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
require "#{app_path}/config/environment"
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
require "#{app_path}/config/environment"
assert_instance_of Pathname, Rails.public_path
end
test "initialize an eager loaded, cache classes app" do
add_to_config <<-RUBY
config.eager_load = true
config.cache_classes = true
RUBY
require "#{app_path}/config/application"
assert Rails.application.initialize!
end
test "application is always added to eager_load namespaces" do
require "#{app_path}/config/application"
assert Rails.application, Rails.application.config.eager_load_namespaces
end
test "the application can be eager loaded even when there are no frameworks" do
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
require "#{app_path}/config/application"
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 = value.reverse if key =~ /baz/
}]
RUBY
assert_nothing_raised do
require "#{app_path}/config/application"
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
require "#{app_path}/config/environment"
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
$prepared = true
end
RUBY
assert !$prepared
require "#{app_path}/config/environment"
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
require "#{app_path}/config/application"
assert_utf8
end
test "config.encoding sets the default encoding" do
add_to_config <<-RUBY
config.encoding = "utf-8"
RUBY
require "#{app_path}/config/application"
assert_utf8
end
test "config.paths.public sets Rails.public_path" do
add_to_config <<-RUBY
config.paths["public"] = "somewhere"
RUBY
require "#{app_path}/config/application"
assert_equal Pathname.new(app_path).join("somewhere"), Rails.public_path
end
test "Use key_generator when secret_key_base is set" do
make_basic_app do |app|
app.secrets.secret_key_base = 'b3c631c314c0bbca50c1b2843150fe33'
app.config.session_store :disabled
end
class ::OmgController < ActionController::Base
def index
cookies.signed[:some_key] = "some_value"
render text: 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 |app|
app.secrets.secret_key_base = 'b3c631c314c0bbca50c1b2843150fe33'
app.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 verifier can build different verifiers" do
make_basic_app do |app|
app.secrets.secret_key_base = 'b3c631c314c0bbca50c1b2843150fe33'
app.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
require "#{app_path}/config/environment"
assert_equal '3b7cd727ee24e8444053437c36cc66c3', app.secrets.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
require "#{app_path}/config/environment"
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
require "#{app_path}/config/environment"
assert_equal 'myamazonaccesskeyid', app.secrets.aws_access_key_id
assert_equal 'myamazonsecretaccesskey', app.secrets.aws_secret_access_key
end
test "blank config/secrets.yml does not crash the loading process" do
app_file 'config/secrets.yml', <<-YAML
YAML
require "#{app_path}/config/environment"
assert_nil app.secrets.not_defined
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 last_response.body =~ /csrf\-param/
end
test "default method for update can be changed" do
app_file 'app/models/post.rb', <<-RUBY
class Post
extend ActiveModel::Naming
def to_key; [1]; end
def persisted?; true; end
end
RUBY
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 text: "update"
end
end
RUBY
add_to_config <<-RUBY
routes.prepend do
resources :posts
end
RUBY
require "#{app_path}/config/environment"
token = "cf50faa3fe97702ca1ae"
PostsController.any_instance.stubs(:form_authenticity_token).returns(token)
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
app.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 last_response.body =~ /_xsrf_token_here/
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 |app|
app.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
require "#{app_path}/config/environment"
require "mail"
_ = ActionMailer::Base
assert_equal [::MyMailInterceptor], ::Mail.send(:class_variable_get, "@@delivery_interceptors")
end
test "registers multiple interceptors with ActionMailer" do
add_to_config <<-RUBY
config.action_mailer.interceptors = [MyMailInterceptor, "MyOtherMailInterceptor"]
RUBY
require "#{app_path}/config/environment"
require "mail"
_ = ActionMailer::Base
assert_equal [::MyMailInterceptor, ::MyOtherMailInterceptor], ::Mail.send(:class_variable_get, "@@delivery_interceptors")
end
test "registers observers with ActionMailer" do
add_to_config <<-RUBY
config.action_mailer.observers = MyMailObserver
RUBY
require "#{app_path}/config/environment"
require "mail"
_ = ActionMailer::Base
assert_equal [::MyMailObserver], ::Mail.send(: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
require "#{app_path}/config/environment"
require "mail"
_ = ActionMailer::Base
assert_equal [::MyMailObserver, ::MyOtherMailObserver], ::Mail.send(:class_variable_get, "@@delivery_notification_observers")
end
test "valid timezone is setup correctly" do
add_to_config <<-RUBY
config.root = "#{app_path}"
config.time_zone = "Wellington"
RUBY
require "#{app_path}/config/environment"
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
require "#{app_path}/config/environment"
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
require "#{app_path}/config/environment"
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
require "#{app_path}/config/environment"
end
end
test "config.action_view.cache_template_loading with cache_classes default" do
add_to_config "config.cache_classes = true"
require "#{app_path}/config/environment"
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"
require "#{app_path}/config/environment"
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
require "#{app_path}/config/environment"
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
require "#{app_path}/config/environment"
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'
require "#{app_path}/config/environment"
assert_equal false, ActionView::Resolver.caching?
end
test "config.action_dispatch.show_exceptions is sent in env" do
make_basic_app do |app|
app.config.action_dispatch.show_exceptions = true
end
class ::OmgController < ActionController::Base
def index
render text: 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 text: params[:post].inspect
end
end
RUBY
add_to_config <<-RUBY
routes.prepend do
resources :posts
end
RUBY
require "#{app_path}/config/environment"
post "/posts.json", '{ "title": "foo", "name": "bar" }', "CONTENT_TYPE" => "application/json"
assert_equal '{"title"=>"foo"}', 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 text: 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
require "#{app_path}/config/environment"
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 text: 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
require "#{app_path}/config/environment"
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.action_on_unpermitted_parameters is :log by default on development" do
ENV["RAILS_ENV"] = "development"
require "#{app_path}/config/environment"
assert_equal :log, ActionController::Parameters.action_on_unpermitted_parameters
end
test "config.action_controller.action_on_unpermitted_parameters is :log by default on test" do
ENV["RAILS_ENV"] = "test"
require "#{app_path}/config/environment"
assert_equal :log, ActionController::Parameters.action_on_unpermitted_parameters
end
test "config.action_controller.action_on_unpermitted_parameters is false by default on production" do
ENV["RAILS_ENV"] = "production"
require "#{app_path}/config/environment"
assert_equal false, ActionController::Parameters.action_on_unpermitted_parameters
end
test "config.action_dispatch.ignore_accept_header" do
make_basic_app do |app|
app.config.action_dispatch.ignore_accept_header = true
end
class ::OmgController < ActionController::Base
def index
respond_to do |format|
format.html { render text: "HTML" }
format.xml { render text: "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 include some existing parameters" do
make_basic_app
assert_respond_to app, :env_config
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
begin
make_basic_app do |app|
ActionDispatch::Session::ActiveRecordStore = Class.new(ActionDispatch::Session::CookieStore)
app.config.session_store :active_record_store
end
ensure
ActionDispatch::Session.send :remove_const, :ActiveRecordStore
end
end
test "config.session_store with :active_record_store without activerecord-session_store gem" do
assert_raise RuntimeError, /activerecord-session_store/ do
make_basic_app do |app|
app.config.session_store :active_record_store
end
end
end
test "config.log_level with custom logger" do
make_basic_app do |app|
app.config.logger = Logger.new(STDOUT)
app.config.log_level = :info
end
assert_equal Logger::INFO, Rails.logger.level
end
test "respond_to? accepts include_private" do
make_basic_app
assert_not Rails.configuration.respond_to?(: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
ENV["RAILS_ENV"] = "production"
require "#{app_path}/config/environment"
assert_not ActiveRecord::Base.dump_schema_after_migration
end
test "config.active_record.dump_schema_after_migration is true by default on development" do
ENV["RAILS_ENV"] = "development"
require "#{app_path}/config/environment"
assert ActiveRecord::Base.dump_schema_after_migration
end
end
end