require 'rails_helper'

RSpec.describe ApplicationController do
  controller do
    def index
      render text: 'nothing'
    end
  end

  let(:user_ip) { '88.198.169.232' }
  let(:country) { 'Germany' }
  let(:locale) { 'de' }

  describe 'set locale by ip' do
    context "when user from Germany" do
      before do
        expect(controller).to receive(:ip).and_return user_ip
      end
      it "should write :de in session locale" do
        expect{
          get :index
        }.to change{ I18n.locale }.to locale.to_sym
      end
    end
  end
end