require 'spec_helper'

module Experiment
  class Group
    include Mongoid::Document
    include Mongoid::Tree

    has_many :members, class_name: 'Experiment::Membership'
    field :keywords, type: Array

    scope :text_search, ->(text) { all_in(keywords: []) }
    scope :readable_by, ->(user) { any_in(parent_ids: user.company_ids) }
  end

  class User
    include Mongoid::Document

    has_many :memberships, class_name: 'Experiment::Membership'

    def company_ids
      memberships.map { |m| m.group.root.id }
    end
  end

  class Membership
    include Mongoid::Document

    belongs_to :user, class_name: 'Experiment::User'
    belongs_to :group, class_name: 'Experiment::Group'
  end
end

describe 'Scope chaining' do
  before do
    Experiment::Membership.create!(user: Experiment::User.create!,
                                   group: Experiment::Group.create!)
  end

  let(:current_user) { Experiment::User.first }

  it 'all -> any' do
    Experiment::Group.text_search('text').readable_by(current_user)
  end

  it 'any -> all' do
    Experiment::Group.readable_by(current_user).text_search('text')
  end
end