require 'abstract_unit'
class RoutingConcernsTest < ActionDispatch::IntegrationTest
Routes = ActionDispatch::Routing::RouteSet.new.tap do |app|
app.draw do
concern :commentable do
resources :comments
end
concern :image_attachable do
resources :images, only: :index
end
resources :posts, concerns: [:commentable, :image_attachable] do
resource :video, concerns: :commentable
end
resource :picture, concerns: :commentable do
resources :posts, concerns: :commentable
end
scope "/videos" do
concerns :commentable
end
end
end
include Routes.url_helpers
def app; Routes end
def test_accessing_concern_from_resources
get "/posts/1/comments"
assert_equal "200", @response.code
assert_equal "/posts/1/comments", post_comments_path(post_id: 1)
end
def test_accessing_concern_from_resource
get "/picture/comments"
assert_equal "200", @response.code
assert_equal "/picture/comments", picture_comments_path
end
def test_accessing_concern_from_nested_resource
get "/posts/1/video/comments"
assert_equal "200", @response.code
assert_equal "/posts/1/video/comments", post_video_comments_path(post_id: 1)
end
def test_accessing_concern_from_nested_resources
get "/picture/posts/1/comments"
assert_equal "200", @response.code
assert_equal "/picture/posts/1/comments", picture_post_comments_path(post_id: 1)
end
def test_accessing_concern_from_resources_with_more_than_one_concern
get "/posts/1/images"
assert_equal "200", @response.code
assert_equal "/posts/1/images", post_images_path(post_id: 1)
end
def test_accessing_concern_from_resources_using_only_option
get "/posts/1/image/1"
assert_equal "404", @response.code
end
def test_accessing_concern_from_a_scope
get "/videos/comments"
assert_equal "200", @response.code
end
def test_with_an_invalid_concern_name
e = assert_raise ArgumentError do
ActionDispatch::Routing::RouteSet.new.tap do |app|
app.draw do
resources :posts, concerns: :foo
end
end
end
assert_equal "No concern named foo was found!", e.message
end
end