require 'spec_helper'

describe 'Cistern::Singular' do
  before {
    class Sample::Settings < Sample::Singular
      attribute :name, type: :string
      attribute :count, type: :number

      belongs_to :entity, -> { cistern.settings(name: '1') }

      def save
        result = @@settings = attributes.merge(dirty_attributes)

        merge_attributes(result)
      end

      def get
        settings = @@settings ||= {}
        settings[:count] ||= 0
        settings[:count] += 1

        merge_attributes(settings)
      end
    end
  }

  let!(:service) { Sample.new }

  describe 'deprecation', :deprecated do
    it 'responds to #service' do
      sample = service.settings.load

      expect(sample.service).to eq(sample.cistern)
    end
  end

  it 'allows associations' do
    expect(service.settings.load.entity.name).to eq('1')
  end

  it 'reloads' do
    singular = service.settings(count: 0)

    expect { singular.reload }.to change(singular, :count).by(1)
  end

  it 'updates' do
    service.settings.update(name: 6)
    expect(service.settings.load.name).to eq('6')
  end
end