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# frozen_string_literal: true
require 'test_helper'
module ActiveModelSerializers
module Adapter
class JsonApi
class LinksTest < ActiveSupport::TestCase
class LinkAuthor < ::Model; associations :posts end
class LinkAuthorSerializer < ActiveModel::Serializer
link :self do
href "http://example.com/link_author/#{object.id}"
meta stuff: 'value'
end
link(:author) { link_author_url(object.id) }
link(:link_authors) { url_for(controller: 'link_authors', action: 'index', only_path: false) }
link(:posts) { link_author_posts_url(object.id) }
link :resource, 'http://example.com/resource'
link :yet_another do
"http://example.com/resource/#{object.id}"
end
link :conditional1, if: -> { instance_truth } do
"http://example.com/conditional1/#{object.id}"
end
link :conditional2, if: :instance_falsey do
"http://example.com/conditional2/#{object.id}"
end
link(:nil) { nil }
def instance_truth
true
end
def instance_falsey
false
end
end
def setup
Rails.application.routes.draw do
resources :link_authors do
resources :posts
end
end
@post = Post.new(id: 1337, comments: [], author: nil)
@author = LinkAuthor.new(id: 1337, posts: [@post])
end
def test_toplevel_links
hash = ActiveModelSerializers::SerializableResource.new(
@post,
adapter: :json_api,
links: {
self: {
href: 'http://example.com/posts',
meta: {
stuff: 'value'
}
}
}
).serializable_hash
expected = {
self: {
href: 'http://example.com/posts',
meta: {
stuff: 'value'
}
}
}
assert_equal(expected, hash[:links])
end
def test_nil_toplevel_links
hash = ActiveModelSerializers::SerializableResource.new(
@post,
adapter: :json_api,
links: nil
).serializable_hash
refute hash.key?(:links), 'No links key to be output'
end
def test_nil_toplevel_links_json_adapter
hash = ActiveModelSerializers::SerializableResource.new(
@post,
adapter: :json,
links: nil
).serializable_hash
refute hash.key?(:links), 'No links key to be output'
end
def test_resource_links
hash = serializable(@author, adapter: :json_api).serializable_hash
expected = {
self: {
href: 'http://example.com/link_author/1337',
meta: {
stuff: 'value'
}
},
author: 'http://example.com/link_authors/1337',
:"link-authors" => 'http://example.com/link_authors',
resource: 'http://example.com/resource',
posts: 'http://example.com/link_authors/1337/posts',
:"yet-another" => 'http://example.com/resource/1337',
conditional1: 'http://example.com/conditional1/1337'
}
assert_equal(expected, hash[:data][:links])
end
end
end
end
end
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