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rails--rails/actionpack/test/dispatch/routing/inspector_test.rb
John Hawthorn 79953c476c Allow tests to run without a TTY
We had two tests which assigned IO.console.winsize (to ensure output was
consistent), however it's possible for IO.console to be nil.

This commit makes these tests stub IO.console_size directly (the method
we actually call, we shouldn't have been relying on that calling
IO.console.winsize anyways) or passes the width when initializing the
class.

This allows tests to run without a TTY. This can be tested with ex.

    ssh localhost "cd src/rails/actionpack && bundle exec rake"

or

    (setsid bundle exec rake) </dev/null |& cat
2019-08-14 10:52:21 -07:00

490 lines
17 KiB
Ruby

# frozen_string_literal: true
require "abstract_unit"
require "rails/engine"
require "action_dispatch/routing/inspector"
require "io/console/size"
class MountedRackApp
def self.call(env)
end
end
class Rails::DummyController
end
module ActionDispatch
module Routing
class RoutesInspectorTest < ActiveSupport::TestCase
setup do
@set = ActionDispatch::Routing::RouteSet.new
end
def test_displaying_routes_for_engines
engine = Class.new(Rails::Engine) do
def self.inspect
"Blog::Engine"
end
end
engine.routes.draw do
get "/cart", to: "cart#show"
end
output = draw do
get "/custom/assets", to: "custom_assets#show"
mount engine => "/blog", :as => "blog"
end
assert_equal [
" Prefix Verb URI Pattern Controller#Action",
"custom_assets GET /custom/assets(.:format) custom_assets#show",
" blog /blog Blog::Engine",
"",
"Routes for Blog::Engine:",
" cart GET /cart(.:format) cart#show"
], output
end
def test_displaying_routes_for_engines_without_routes
engine = Class.new(Rails::Engine) do
def self.inspect
"Blog::Engine"
end
end
engine.routes.draw do
end
output = draw do
mount engine => "/blog", as: "blog"
end
assert_equal [
"Prefix Verb URI Pattern Controller#Action",
" blog /blog Blog::Engine",
"",
"Routes for Blog::Engine:"
], output
end
def test_cart_inspect
output = draw do
get "/cart", to: "cart#show"
end
assert_equal [
"Prefix Verb URI Pattern Controller#Action",
" cart GET /cart(.:format) cart#show"
], output
end
def test_articles_inspect_with_multiple_verbs
output = draw do
match "articles/:id", to: "articles#update", via: [:put, :patch]
end
assert_equal [
"Prefix Verb URI Pattern Controller#Action",
" PUT|PATCH /articles/:id(.:format) articles#update"
], output
end
def test_inspect_shows_custom_assets
output = draw do
get "/custom/assets", to: "custom_assets#show"
end
assert_equal [
" Prefix Verb URI Pattern Controller#Action",
"custom_assets GET /custom/assets(.:format) custom_assets#show"
], output
end
def test_inspect_routes_shows_resources_route
output = draw do
resources :articles
end
assert_equal [
" Prefix Verb URI Pattern Controller#Action",
" articles GET /articles(.:format) articles#index",
" POST /articles(.:format) articles#create",
" new_article GET /articles/new(.:format) articles#new",
"edit_article GET /articles/:id/edit(.:format) articles#edit",
" article GET /articles/:id(.:format) articles#show",
" PATCH /articles/:id(.:format) articles#update",
" PUT /articles/:id(.:format) articles#update",
" DELETE /articles/:id(.:format) articles#destroy"
], output
end
def test_inspect_routes_shows_root_route
output = draw do
root to: "pages#main"
end
assert_equal [
"Prefix Verb URI Pattern Controller#Action",
" root GET / pages#main"
], output
end
def test_inspect_routes_shows_dynamic_action_route
output = draw do
ActiveSupport::Deprecation.silence do
get "api/:action" => "api"
end
end
assert_equal [
"Prefix Verb URI Pattern Controller#Action",
" GET /api/:action(.:format) api#:action"
], output
end
def test_inspect_routes_shows_controller_and_action_only_route
output = draw do
ActiveSupport::Deprecation.silence do
get ":controller/:action"
end
end
assert_equal [
"Prefix Verb URI Pattern Controller#Action",
" GET /:controller/:action(.:format) :controller#:action"
], output
end
def test_inspect_routes_shows_controller_and_action_route_with_constraints
output = draw do
ActiveSupport::Deprecation.silence do
get ":controller(/:action(/:id))", id: /\d+/
end
end
assert_equal [
"Prefix Verb URI Pattern Controller#Action",
" GET /:controller(/:action(/:id))(.:format) :controller#:action {:id=>/\\d+/}"
], output
end
def test_rails_routes_shows_route_with_defaults
output = draw do
get "photos/:id" => "photos#show", :defaults => { format: "jpg" }
end
assert_equal [
"Prefix Verb URI Pattern Controller#Action",
' GET /photos/:id(.:format) photos#show {:format=>"jpg"}'
], output
end
def test_rails_routes_shows_route_with_constraints
output = draw do
get "photos/:id" => "photos#show", :id => /[A-Z]\d{5}/
end
assert_equal [
"Prefix Verb URI Pattern Controller#Action",
" GET /photos/:id(.:format) photos#show {:id=>/[A-Z]\\d{5}/}"
], output
end
def test_rails_routes_shows_routes_with_dashes
output = draw do
get "about-us" => "pages#about_us"
get "our-work/latest"
resources :photos, only: [:show] do
get "user-favorites", on: :collection
get "preview-photo", on: :member
get "summary-text"
end
end
assert_equal [
" Prefix Verb URI Pattern Controller#Action",
" about_us GET /about-us(.:format) pages#about_us",
" our_work_latest GET /our-work/latest(.:format) our_work#latest",
"user_favorites_photos GET /photos/user-favorites(.:format) photos#user_favorites",
" preview_photo_photo GET /photos/:id/preview-photo(.:format) photos#preview_photo",
" photo_summary_text GET /photos/:photo_id/summary-text(.:format) photos#summary_text",
" photo GET /photos/:id(.:format) photos#show"
], output
end
def test_rails_routes_shows_route_with_rack_app
output = draw do
get "foo/:id" => MountedRackApp, :id => /[A-Z]\d{5}/
end
assert_equal [
"Prefix Verb URI Pattern Controller#Action",
" GET /foo/:id(.:format) MountedRackApp {:id=>/[A-Z]\\d{5}/}"
], output
end
def test_rails_routes_shows_named_route_with_mounted_rack_app
output = draw do
mount MountedRackApp => "/foo"
end
assert_equal [
" Prefix Verb URI Pattern Controller#Action",
"mounted_rack_app /foo MountedRackApp"
], output
end
def test_rails_routes_shows_overridden_named_route_with_mounted_rack_app_with_name
output = draw do
mount MountedRackApp => "/foo", as: "blog"
end
assert_equal [
"Prefix Verb URI Pattern Controller#Action",
" blog /foo MountedRackApp"
], output
end
def test_rails_routes_shows_route_with_rack_app_nested_with_dynamic_constraints
constraint = Class.new do
def inspect
"( my custom constraint )"
end
end
output = draw do
scope constraint: constraint.new do
mount MountedRackApp => "/foo"
end
end
assert_equal [
" Prefix Verb URI Pattern Controller#Action",
"mounted_rack_app /foo MountedRackApp {:constraint=>( my custom constraint )}"
], output
end
def test_rails_routes_dont_show_app_mounted_in_assets_prefix
output = draw do
get "/sprockets" => MountedRackApp
end
assert_no_match(/MountedRackApp/, output.first)
assert_no_match(/\/sprockets/, output.first)
end
def test_rails_routes_shows_route_defined_in_under_assets_prefix
output = draw do
scope "/sprockets" do
get "/foo" => "foo#bar"
end
end
assert_equal [
"Prefix Verb URI Pattern Controller#Action",
" foo GET /sprockets/foo(.:format) foo#bar"
], output
end
def test_redirect
output = draw do
get "/foo" => redirect("/foo/bar"), :constraints => { subdomain: "admin" }
get "/bar" => redirect(path: "/foo/bar", status: 307)
get "/foobar" => redirect { "/foo/bar" }
end
assert_equal [
"Prefix Verb URI Pattern Controller#Action",
" foo GET /foo(.:format) redirect(301, /foo/bar) {:subdomain=>\"admin\"}",
" bar GET /bar(.:format) redirect(307, path: /foo/bar)",
"foobar GET /foobar(.:format) redirect(301)"
], output
end
def test_routes_can_be_filtered
output = draw(grep: "posts") do
resources :articles
resources :posts
end
assert_equal [" Prefix Verb URI Pattern Controller#Action",
" posts GET /posts(.:format) posts#index",
" POST /posts(.:format) posts#create",
" new_post GET /posts/new(.:format) posts#new",
"edit_post GET /posts/:id/edit(.:format) posts#edit",
" post GET /posts/:id(.:format) posts#show",
" PATCH /posts/:id(.:format) posts#update",
" PUT /posts/:id(.:format) posts#update",
" DELETE /posts/:id(.:format) posts#destroy"], output
end
def test_routes_when_expanded
engine = Class.new(Rails::Engine) do
def self.inspect
"Blog::Engine"
end
end
engine.routes.draw do
get "/cart", to: "cart#show"
end
output = draw(formatter: ActionDispatch::Routing::ConsoleFormatter::Expanded.new(width: 23)) do
get "/custom/assets", to: "custom_assets#show"
get "/custom/furnitures", to: "custom_furnitures#show"
mount engine => "/blog", :as => "blog"
end
assert_equal ["--[ Route 1 ]----------",
"Prefix | custom_assets",
"Verb | GET",
"URI | /custom/assets(.:format)",
"Controller#Action | custom_assets#show",
"--[ Route 2 ]----------",
"Prefix | custom_furnitures",
"Verb | GET",
"URI | /custom/furnitures(.:format)",
"Controller#Action | custom_furnitures#show",
"--[ Route 3 ]----------",
"Prefix | blog",
"Verb | ",
"URI | /blog",
"Controller#Action | Blog::Engine",
"",
"[ Routes for Blog::Engine ]",
"--[ Route 1 ]----------",
"Prefix | cart",
"Verb | GET",
"URI | /cart(.:format)",
"Controller#Action | cart#show"], output
end
def test_no_routes_matched_filter_when_expanded
output = draw(grep: "rails/dummy", formatter: ActionDispatch::Routing::ConsoleFormatter::Expanded.new) do
get "photos/:id" => "photos#show", :id => /[A-Z]\d{5}/
end
assert_equal [
"No routes were found for this grep pattern.",
"For more information about routes, see the Rails guide: https://guides.rubyonrails.org/routing.html."
], output
end
def test_not_routes_when_expanded
output = draw(grep: "rails/dummy", formatter: ActionDispatch::Routing::ConsoleFormatter::Expanded.new) { }
assert_equal [
"You don't have any routes defined!",
"",
"Please add some routes in config/routes.rb.",
"",
"For more information about routes, see the Rails guide: https://guides.rubyonrails.org/routing.html."
], output
end
def test_routes_can_be_filtered_with_namespaced_controllers
output = draw(grep: "admin/posts") do
resources :articles
namespace :admin do
resources :posts
end
end
assert_equal [" Prefix Verb URI Pattern Controller#Action",
" admin_posts GET /admin/posts(.:format) admin/posts#index",
" POST /admin/posts(.:format) admin/posts#create",
" new_admin_post GET /admin/posts/new(.:format) admin/posts#new",
"edit_admin_post GET /admin/posts/:id/edit(.:format) admin/posts#edit",
" admin_post GET /admin/posts/:id(.:format) admin/posts#show",
" PATCH /admin/posts/:id(.:format) admin/posts#update",
" PUT /admin/posts/:id(.:format) admin/posts#update",
" DELETE /admin/posts/:id(.:format) admin/posts#destroy"], output
end
def test_regression_route_with_controller_regexp
output = draw do
ActiveSupport::Deprecation.silence do
get ":controller(/:action)", controller: /api\/[^\/]+/, format: false
end
end
assert_equal ["Prefix Verb URI Pattern Controller#Action",
" GET /:controller(/:action) :controller#:action"], output
end
def test_inspect_routes_shows_resources_route_when_assets_disabled
@set = ActionDispatch::Routing::RouteSet.new
output = draw do
get "/cart", to: "cart#show"
end
assert_equal [
"Prefix Verb URI Pattern Controller#Action",
" cart GET /cart(.:format) cart#show"
], output
end
def test_routes_with_undefined_filter
output = draw(controller: "Rails::MissingController") do
get "photos/:id" => "photos#show", :id => /[A-Z]\d{5}/
end
assert_equal [
"No routes were found for this controller.",
"For more information about routes, see the Rails guide: https://guides.rubyonrails.org/routing.html."
], output
end
def test_no_routes_matched_filter
output = draw(grep: "rails/dummy") do
get "photos/:id" => "photos#show", :id => /[A-Z]\d{5}/
end
assert_equal [
"No routes were found for this grep pattern.",
"For more information about routes, see the Rails guide: https://guides.rubyonrails.org/routing.html."
], output
end
def test_no_routes_were_defined
output = draw(grep: "Rails::DummyController") { }
assert_equal [
"You don't have any routes defined!",
"",
"Please add some routes in config/routes.rb.",
"",
"For more information about routes, see the Rails guide: https://guides.rubyonrails.org/routing.html."
], output
end
def test_displaying_routes_for_internal_engines
engine = Class.new(Rails::Engine) do
def self.inspect
"Blog::Engine"
end
end
engine.routes.draw do
get "/cart", to: "cart#show"
post "/cart", to: "cart#create"
patch "/cart", to: "cart#update"
end
output = draw do
get "/custom/assets", to: "custom_assets#show"
mount engine => "/blog", as: "blog", internal: true
end
assert_equal [
" Prefix Verb URI Pattern Controller#Action",
"custom_assets GET /custom/assets(.:format) custom_assets#show",
], output
end
private
def draw(formatter: ActionDispatch::Routing::ConsoleFormatter::Sheet.new, **options, &block)
@set.draw(&block)
inspector = ActionDispatch::Routing::RoutesInspector.new(@set.routes)
inspector.format(formatter, options).split("\n")
end
end
end
end