ActiveModelSerializers example

active_model_serializers_rspec.rb

### spec/serializers/building_spec.rb

require "spec_helper"

describe BuildingSerializer do
  include Rails.application.routes.url_helpers

  let(:room) { create :room }
  let(:building) { room.building }
  let(:hash) { BuildingSerializer.new(building).serializable_hash }
  let(:links_hash) { { rooms: { href: building_rooms_url(building) } } }
  let(:rooms) { building.rooms.map{|room| RoomEmbedSerializer.new(room).serializable_hash } }

  subject { hash }

  its([:id]) { should eql building.id }
  its([:name]) { should eql building.name }
  its([:address]) { should eql building.address }
  its([:floors_count]) { should eql building.floors_count }
  its([:description]) { should eql building.description }
  its([:_links]) { should eql links_hash }
  its([:rooms]){ should be_nil }

  context "expand: true" do
    let(:hash) { BuildingSerializer.new(building, expand: true).serializable_hash }

    its([:rooms]){ should eql rooms }
  end
end

### spec/serializers/rooms_embed_spec.rb

require "spec_helper"

describe RoomEmbedSerializer do
  let(:room) { create :room }
  let(:hash) { RoomEmbedSerializer.new(room).serializable_hash }
  subject { hash }

  its([:id]) { should eql room.id }
  its([:area]) { should eql room.area }
end


### spec/serializers/rooms_spec.rb

require "spec_helper"

describe RoomSerializer do
  let(:room) { create :room }
  let(:hash) { RoomSerializer.new(room).serializable_hash }
  subject { hash }

  its([:id]) { should eql room.id }
  its([:area]) { should eql room.area }
  its([:furnish]) { should eql room.furnish }
  its([:building_id]) { should eql room.building_id }
end