require 'rails_helper'

describe MessageTrain::ParticipantsController do
  include_context 'loaded site'
  include ControllerMacros
  routes { MessageTrain::Engine.routes }

  before do
    login_user first_user
  end

  describe 'GET #index' do
    describe 'with model to users' do
      before do
        get :index, box_division: 'in', model: 'users', format: :json
      end
      it_should_behave_like 'a successful page', which_renders: 'index'

      context 'loads participants into @participants' do
        subject { assigns(:participants) }
        its(:first) { should be_a User }
      end
    end
    describe 'with model set to groups' do
      describe 'given model responds to fallback method' do
        before do
          get :index, box_division: 'in', model: 'groups', format: :json
        end
        it_should_behave_like 'a successful page', which_renders: 'index'

        context 'loads participants into @participants' do
          subject { assigns(:participants) }
          its(:first) { should be_a Group }
          it { should have_exactly(2).items }
        end
      end
      describe 'given model does not fallback method' do
        before do
          MessageTrain.configuration.address_book_method = nil
          get :index, box_division: 'in', model: 'groups', format: :json
        end
        it_should_behave_like 'a successful page', which_renders: 'index'

        context 'loads participants into @participants' do
          subject { assigns(:participants) }
          its(:first) { should be_a Group }
          it { should have_exactly(4).items }
        end
      end
    end
    describe 'with no model set' do
      before do
        get :index, box_division: 'in', model: '', format: :json
      end
      it_should_behave_like 'a 404 Not Found error'
    end
  end

  describe 'GET #show' do
    before do
      get(
        :show,
        box_division: 'in',
        model: 'users',
        id: first_user.id,
        format: :json
      )
    end
    it_should_behave_like 'a successful page', which_renders: 'show'

    context 'loads participant into @participant' do
      subject { assigns(:participant) }
      it { should eq first_user }
    end
  end
end