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require 'abstract_unit'
class RoutingConcernsTest < ActionDispatch::IntegrationTest
class Reviewable
def self.call(mapper, options = {})
mapper.resources :reviews, options
end
end
Routes = ActionDispatch::Routing::RouteSet.new.tap do |app|
app.draw do
concern :commentable do |options|
resources :comments, options
end
concern :image_attachable do
resources :images, only: :index
end
concern :reviewable, Reviewable
resources :posts, concerns: [:commentable, :image_attachable, :reviewable] do
resource :video, concerns: :commentable do
concerns :reviewable, as: :video_reviews
end
end
resource :picture, concerns: :commentable do
resources :posts, concerns: :commentable
end
scope "/videos" do
concerns :commentable, except: :destroy
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_callable_concern_
get "/posts/1/reviews/1"
assert_equal "200", @response.code
assert_equal "/posts/1/reviews/1", post_review_path(post_id: 1, id: 1)
end
def test_callable_concerns_accept_options
get "/posts/1/video/reviews/1"
assert_equal "200", @response.code
assert_equal "/posts/1/video/reviews/1", post_video_video_review_path(post_id: 1, id: 1)
end
def test_accessing_concern_from_a_scope
get "/videos/comments"
assert_equal "200", @response.code
end
def test_concerns_accept_options
delete "/videos/comments/1"
assert_equal "404", @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
def test_concerns_executes_block_in_context_of_current_mapper
mapper = ActionDispatch::Routing::Mapper.new(ActionDispatch::Routing::RouteSet.new)
mapper.concern :test_concern do
resources :things
return self
end
assert_equal mapper, mapper.concerns(:test_concern)
end
end
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